/* =============================================================================
   ZZAX STUDIO — Shared Stylesheet
   "Where AI Creates Tomorrow"
   Futuristic sci-fi AI studio: deep-space dark UI, neon gradients,
   glassmorphism, soft glow, particle nebula, scroll-reveal animations.
   Bilingual (Thai PRIMARY, English secondary).
   Plain CSS — no frameworks, no build step.
   ========================================================================== */

/* -----------------------------------------------------------------------------
   1. TOKENS (:root)
   -------------------------------------------------------------------------- */
:root {
  /* Brand colors */
  --space-blue: #0A0E27;   /* page background */
  --quantum-purple: #7B2FFD; /* primary brand */
  --cyber-blue: #00F0FF;   /* accent */
  --neon-pink: #FF2D95;
  --energy-orange: #FF9500;
  --matrix-green: #00FF88;
  --black: #000000;
  --card: #1A1E3A;         /* card background */
  --muted: #6B7280;        /* secondary text */
  --text: #E5E7EB;         /* body text */
  --white: #FFFFFF;

  /* Surface helpers (glass) */
  --glass-bg: rgba(26, 30, 58, 0.55);
  --glass-bg-strong: rgba(26, 30, 58, 0.82);
  --glass-border: rgba(123, 47, 253, 0.28);
  --glass-border-hover: rgba(0, 240, 255, 0.55);
  --hairline: rgba(229, 231, 235, 0.08);

  /* Gradients */
  --grad-quantum: linear-gradient(135deg, #7B2FFD 0%, #00F0FF 100%);
  --grad-cyber: linear-gradient(135deg, #00F0FF 0%, #FF2D95 100%);
  --grad-energy: linear-gradient(135deg, #FF9500 0%, #FF2D95 100%);
  --grad-matrix: linear-gradient(135deg, #00FF88 0%, #00F0FF 100%);

  /* Spacing scale */
  --sp-1: 0.25rem;
  --sp-2: 0.5rem;
  --sp-3: 0.75rem;
  --sp-4: 1rem;
  --sp-5: 1.5rem;
  --sp-6: 2rem;
  --sp-7: 3rem;
  --sp-8: 4rem;
  --sp-9: 6rem;
  --sp-10: 8rem;

  /* Radii */
  --r-sm: 8px;
  --r-md: 14px;
  --r-lg: 22px;
  --r-xl: 32px;
  --r-full: 999px;

  /* Shadows + neon glows */
  --shadow-sm: 0 2px 10px rgba(0, 0, 0, 0.35);
  --shadow-md: 0 12px 32px rgba(0, 0, 0, 0.45);
  --shadow-lg: 0 24px 60px rgba(0, 0, 0, 0.55);
  --glow-purple: 0 0 24px rgba(123, 47, 253, 0.55);
  --glow-cyan: 0 0 24px rgba(0, 240, 255, 0.5);
  --glow-pink: 0 0 24px rgba(255, 45, 149, 0.5);
  --glow-soft: 0 0 0 1px rgba(123, 47, 253, 0.25), 0 18px 50px rgba(123, 47, 253, 0.18);

  /* Layout */
  --container: 1200px;
  --header-h: 76px;

  /* Transitions */
  --t-fast: 0.18s ease;
  --t-base: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --t-slow: 0.55s cubic-bezier(0.16, 1, 0.3, 1);

  /* Z-index scale */
  --z-bg: -1;
  --z-base: 1;
  --z-header: 100;
  --z-dropdown: 120;
  --z-modal: 1000;

  /* Fonts */
  --font-head: "Kanit", "Noto Sans Thai", system-ui, sans-serif;
  --font-body: "Noto Sans Thai", "Kanit", system-ui, sans-serif;
}

/* -----------------------------------------------------------------------------
   2. RESET
   -------------------------------------------------------------------------- */
*,
*::before,
*::after { box-sizing: border-box; }

* { margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  scroll-padding-top: calc(var(--header-h) + 16px);
  overflow-x: hidden;
}

body {
  font-family: var(--font-body);
  font-weight: 400;
  line-height: 1.7;
  color: var(--text);
  background-color: var(--space-blue);
  min-height: 100vh;
  overflow-x: hidden;
  position: relative;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

/* Deep-space fixed glows behind everything */
body::before,
body::after {
  content: "";
  position: fixed;
  z-index: -2;
  pointer-events: none;
  border-radius: 50%;
  filter: blur(120px);
  opacity: 0.5;
}
body::before {
  top: -10%;
  left: -8%;
  width: 46vw;
  height: 46vw;
  background: radial-gradient(circle, rgba(123, 47, 253, 0.55) 0%, transparent 70%);
}
body::after {
  bottom: -12%;
  right: -10%;
  width: 50vw;
  height: 50vw;
  background: radial-gradient(circle, rgba(0, 240, 255, 0.32) 0%, transparent 70%);
}

img,
picture,
svg,
video { max-width: 100%; display: block; }

input,
button,
textarea,
select { font: inherit; color: inherit; }

button { cursor: pointer; background: none; border: none; }

a { color: var(--cyber-blue); text-decoration: none; transition: color var(--t-fast); }
a:hover { color: var(--neon-pink); }

ul, ol { list-style: none; }

::selection {
  background: var(--quantum-purple);
  color: var(--white);
}

/* Custom scrollbar */
::-webkit-scrollbar { width: 11px; height: 11px; }
::-webkit-scrollbar-track { background: var(--space-blue); }
::-webkit-scrollbar-thumb {
  background: linear-gradient(var(--quantum-purple), var(--cyber-blue));
  border-radius: var(--r-full);
  border: 2px solid var(--space-blue);
}
::-webkit-scrollbar-thumb:hover { background: var(--cyber-blue); }

:focus-visible {
  outline: 2px solid var(--cyber-blue);
  outline-offset: 3px;
  border-radius: 4px;
}

/* -----------------------------------------------------------------------------
   3. TYPOGRAPHY
   -------------------------------------------------------------------------- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-head);
  font-weight: 700;
  line-height: 1.15;
  color: var(--white);
  letter-spacing: -0.01em;
}

h1 { font-size: clamp(2.4rem, 6vw, 4.2rem); font-weight: 800; line-height: 1.08; }
h2 { font-size: clamp(1.9rem, 4vw, 3rem); }
h3 { font-size: clamp(1.4rem, 2.6vw, 2rem); }
h4 { font-size: clamp(1.15rem, 2vw, 1.4rem); }
h5 { font-size: 1.1rem; }
h6 { font-size: 0.95rem; }

p { color: var(--text); }
strong, b { font-weight: 600; color: var(--white); }
small { font-size: 0.85em; color: var(--muted); }

.text-gradient {
  background: var(--grad-quantum);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}
.text-gradient-cyber {
  background: var(--grad-cyber);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}
.text-gradient-energy {
  background: var(--grad-energy);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}

.text-muted { color: var(--muted); }
.text-center { text-align: center; }
.text-cyber { color: var(--cyber-blue); }
.text-purple { color: var(--quantum-purple); }

/* -----------------------------------------------------------------------------
   4. LAYOUT — container / section
   -------------------------------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: clamp(1.1rem, 4vw, 2rem);
}
.container-narrow { max-width: 820px; }

.section {
  position: relative;
  padding-block: clamp(4rem, 9vw, 7.5rem);
}
.section-sm { padding-block: clamp(2.5rem, 5vw, 4rem); }
.section-flush-top { padding-top: 0; }

.section-head {
  max-width: 760px;
  margin-bottom: clamp(2.2rem, 5vw, 3.5rem);
}
.section-head.is-center { margin-inline: auto; text-align: center; }

/* -----------------------------------------------------------------------------
   5. HEADINGS HELPERS — eyebrow / titles
   -------------------------------------------------------------------------- */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-head);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--cyber-blue);
  margin-bottom: var(--sp-4);
}
.eyebrow::before {
  content: "";
  width: 26px;
  height: 2px;
  border-radius: var(--r-full);
  background: var(--grad-quantum);
  box-shadow: var(--glow-cyan);
}
.is-center .eyebrow { justify-content: center; }

.section-title {
  font-size: clamp(2rem, 4.5vw, 3.2rem);
  font-weight: 800;
  margin-bottom: var(--sp-4);
}
.section-subtitle {
  font-size: clamp(1rem, 1.6vw, 1.15rem);
  color: var(--muted);
  max-width: 60ch;
  line-height: 1.75;
}
.is-center .section-subtitle { margin-inline: auto; }

/* -----------------------------------------------------------------------------
   6. BUTTONS
   -------------------------------------------------------------------------- */
.btn {
  --btn-bg: transparent;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 0.98rem;
  line-height: 1;
  padding: 0.85rem 1.7rem;
  border-radius: var(--r-full);
  border: 1px solid transparent;
  color: var(--white);
  cursor: pointer;
  transition: transform var(--t-base), box-shadow var(--t-base),
              background var(--t-base), border-color var(--t-base), color var(--t-base);
  white-space: nowrap;
  position: relative;
  isolation: isolate;
}
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }
.btn svg { width: 1.1em; height: 1.1em; }

.btn-primary {
  background: var(--quantum-purple);
  color: var(--white);
  box-shadow: 0 8px 24px rgba(123, 47, 253, 0.4);
}
.btn-primary:hover {
  background: var(--grad-quantum);
  color: var(--white);
  animation: pulse-glow 1.8s ease-in-out infinite;
}

.btn-secondary {
  background: transparent;
  border-color: var(--quantum-purple);
  color: var(--white);
}
.btn-secondary:hover {
  background: var(--quantum-purple);
  color: var(--white);
  box-shadow: var(--glow-purple);
}

.btn-ghost {
  background: transparent;
  color: var(--text);
  border-color: var(--hairline);
}
.btn-ghost:hover {
  color: var(--white);
  border-color: var(--cyber-blue);
  background: rgba(0, 240, 255, 0.06);
}

.btn-cyber {
  background: var(--grad-cyber);
  color: var(--white);
  box-shadow: 0 8px 24px rgba(255, 45, 149, 0.32);
}
.btn-cyber:hover { box-shadow: var(--glow-pink); }

.btn-lg { padding: 1.05rem 2.3rem; font-size: 1.08rem; }
.btn-sm { padding: 0.6rem 1.2rem; font-size: 0.88rem; }
.btn-block { display: flex; width: 100%; }

/* -----------------------------------------------------------------------------
   7. BADGES / CHIPS
   -------------------------------------------------------------------------- */
.badge,
.chip {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--font-head);
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.03em;
  padding: 0.35rem 0.85rem;
  border-radius: var(--r-full);
  border: 1px solid var(--glass-border);
  background: rgba(123, 47, 253, 0.1);
  color: var(--cyber-blue);
  line-height: 1;
}
.chip { cursor: default; }
.badge--pink { color: var(--neon-pink); border-color: rgba(255, 45, 149, 0.4); background: rgba(255, 45, 149, 0.1); }
.badge--green { color: var(--matrix-green); border-color: rgba(0, 255, 136, 0.4); background: rgba(0, 255, 136, 0.1); }
.badge--orange { color: var(--energy-orange); border-color: rgba(255, 149, 0, 0.4); background: rgba(255, 149, 0, 0.1); }
.badge--dot::before {
  content: "";
  width: 7px; height: 7px;
  border-radius: 50%;
  background: currentColor;
  box-shadow: 0 0 8px currentColor;
}

/* -----------------------------------------------------------------------------
   8. CARDS (glassmorphism)
   -------------------------------------------------------------------------- */
.card {
  position: relative;
  background: var(--glass-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--glass-border);
  border-radius: var(--r-lg);
  padding: clamp(1.5rem, 3vw, 2.2rem);
  transition: transform var(--t-base), box-shadow var(--t-base), border-color var(--t-base);
  overflow: hidden;
}
/* subtle gradient hairline on top */
.card::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(135deg, rgba(123, 47, 253, 0.5), rgba(0, 240, 255, 0.15) 50%, transparent);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  opacity: 0.6;
  transition: opacity var(--t-base);
  pointer-events: none;
}
.card:hover {
  transform: translateY(-6px);
  border-color: var(--glass-border-hover);
  box-shadow: var(--shadow-md), var(--glow-soft);
}
.card:hover::before { opacity: 1; }

.card-3d {
  transform-style: preserve-3d;
  perspective: 900px;
  transition: transform var(--t-base), box-shadow var(--t-base), border-color var(--t-base);
}
.card-3d:hover {
  transform: translateY(-6px) rotateX(4deg) rotateY(-4deg);
  box-shadow: var(--shadow-lg), var(--glow-purple);
}

/* Service card */
.service-card {
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
  height: 100%;
}
.service-card .service-icon {
  width: 60px;
  height: 60px;
  border-radius: var(--r-md);
  display: grid;
  place-items: center;
  background: rgba(123, 47, 253, 0.14);
  border: 1px solid var(--glass-border);
  color: var(--cyber-blue);
  margin-bottom: var(--sp-2);
  transition: transform var(--t-base), box-shadow var(--t-base);
}
.service-card .service-icon svg { width: 30px; height: 30px; }
.service-card:hover .service-icon {
  transform: scale(1.08);
  box-shadow: var(--glow-cyan);
}
.service-card h3 { font-size: clamp(1.25rem, 2vw, 1.5rem); }
.service-card p { color: var(--muted); flex: 1; }

/* Animated "Learn more" link */
.learn-more {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 0.92rem;
  color: var(--cyber-blue);
  margin-top: var(--sp-2);
  width: fit-content;
}
.learn-more::after {
  content: "";
  position: relative;
  display: block;
  width: 0;
  height: 2px;
  background: var(--grad-cyber);
}
.learn-more svg { transition: transform var(--t-base); }
.learn-more:hover { color: var(--neon-pink); }
.learn-more:hover svg { transform: translateX(4px); }
/* underline grows under whole link */
.service-card:hover .learn-more::after,
.learn-more:hover::after { width: 100%; transition: width var(--t-base); }

/* -----------------------------------------------------------------------------
   9. GRIDS
   -------------------------------------------------------------------------- */
.grid { display: grid; gap: clamp(1.1rem, 2.5vw, 1.8rem); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.grid-auto { grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }

@media (max-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
}

/* -----------------------------------------------------------------------------
   10. FEATURE LIST
   -------------------------------------------------------------------------- */
.feature-list { display: grid; gap: var(--sp-3); }
.feature-item {
  display: flex;
  align-items: flex-start;
  gap: 0.8rem;
  color: var(--text);
}
.feature-item .feature-icon {
  flex: 0 0 auto;
  width: 26px;
  height: 26px;
  margin-top: 2px;
  border-radius: var(--r-full);
  display: grid;
  place-items: center;
  background: rgba(0, 255, 136, 0.14);
  color: var(--matrix-green);
  box-shadow: 0 0 12px rgba(0, 255, 136, 0.25);
}
.feature-item .feature-icon svg { width: 15px; height: 15px; }
.feature-item span { line-height: 1.55; }

/* -----------------------------------------------------------------------------
   11. PROCESS TIMELINE
   -------------------------------------------------------------------------- */
.process {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: clamp(1.2rem, 3vw, 2rem);
  position: relative;
}
/* connecting line (desktop horizontal) */
.process::before {
  content: "";
  position: absolute;
  top: 32px;
  left: 8%;
  right: 8%;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--quantum-purple), var(--cyber-blue), transparent);
  opacity: 0.5;
  z-index: 0;
}
.process-step {
  position: relative;
  z-index: 1;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--sp-3);
}
.process-step .process-num {
  width: 64px;
  height: 64px;
  border-radius: var(--r-full);
  display: grid;
  place-items: center;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 1.3rem;
  color: var(--white);
  background: var(--space-blue);
  border: 2px solid var(--quantum-purple);
  box-shadow: var(--glow-purple);
  position: relative;
}
.process-step .process-num::after {
  content: "";
  position: absolute;
  inset: -6px;
  border-radius: 50%;
  border: 1px solid rgba(0, 240, 255, 0.25);
}
.process-step h4 { font-size: 1.2rem; }
.process-step p { color: var(--muted); font-size: 0.95rem; }

@media (max-width: 768px) {
  .process { grid-template-columns: 1fr; gap: 0; }
  .process::before {
    top: 0; bottom: 0; left: 31px; right: auto;
    width: 2px; height: auto;
    background: linear-gradient(180deg, transparent, var(--quantum-purple), var(--cyber-blue), transparent);
  }
  .process-step {
    flex-direction: row;
    text-align: left;
    align-items: flex-start;
    padding-bottom: var(--sp-6);
  }
  .process-step .process-num { flex: 0 0 auto; }
}

/* -----------------------------------------------------------------------------
   12. PRICING
   -------------------------------------------------------------------------- */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(1.2rem, 3vw, 2rem);
  align-items: stretch;
}
.price-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: var(--sp-4);
  background: var(--glass-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--glass-border);
  border-radius: var(--r-lg);
  padding: clamp(1.8rem, 3vw, 2.4rem);
  transition: transform var(--t-base), box-shadow var(--t-base), border-color var(--t-base);
}
.price-card:hover {
  transform: translateY(-6px);
  border-color: var(--glass-border-hover);
  box-shadow: var(--shadow-md), var(--glow-soft);
}
.price-card .price-name { font-family: var(--font-head); font-weight: 600; font-size: 1.25rem; color: var(--white); }
.price-card .price-tag {
  display: flex;
  align-items: baseline;
  gap: 0.35rem;
  margin-block: var(--sp-2);
}
.price-card .price-amount {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(2.4rem, 4vw, 3rem);
  line-height: 1;
}
.price-card .price-period { color: var(--muted); font-size: 0.95rem; }
.price-card .feature-list { flex: 1; margin-block: var(--sp-2); }
.price-card .btn { width: 100%; }

.price-card--featured {
  border: 1.5px solid transparent;
  background:
    linear-gradient(var(--card), var(--card)) padding-box,
    var(--grad-quantum) border-box;
  transform: scale(1.04);
  box-shadow: var(--shadow-lg), var(--glow-purple);
}
.price-card--featured:hover { transform: scale(1.04) translateY(-6px); }
.price-card--featured .price-ribbon {
  position: absolute;
  top: -1px;
  right: 1.6rem;
  transform: translateY(-50%);
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 0.76rem;
  letter-spacing: 0.04em;
  padding: 0.4rem 1rem;
  border-radius: var(--r-full);
  background: var(--grad-cyber);
  color: var(--white);
  box-shadow: var(--glow-pink);
  white-space: nowrap;
}

@media (max-width: 900px) {
  .pricing-grid { grid-template-columns: 1fr; max-width: 460px; margin-inline: auto; }
  .price-card--featured { transform: none; }
  .price-card--featured:hover { transform: translateY(-6px); }
}

/* -----------------------------------------------------------------------------
   13. FAQ ACCORDION
   -------------------------------------------------------------------------- */
.faq { display: grid; gap: var(--sp-3); max-width: 820px; margin-inline: auto; }
.faq-item {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--r-md);
  overflow: hidden;
  transition: border-color var(--t-base), box-shadow var(--t-base);
}
.faq-item.is-open {
  border-color: var(--glass-border-hover);
  box-shadow: var(--glow-soft);
}
.faq-q {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  text-align: left;
  padding: 1.15rem 1.4rem;
  font-family: var(--font-head);
  font-weight: 500;
  font-size: 1.05rem;
  color: var(--white);
}
.faq-q .faq-icon {
  flex: 0 0 auto;
  width: 26px; height: 26px;
  display: grid;
  place-items: center;
  position: relative;
  color: var(--cyber-blue);
  transition: transform var(--t-base), color var(--t-base);
}
/* plus/minus icon built with pseudo-elements */
.faq-q .faq-icon::before,
.faq-q .faq-icon::after {
  content: "";
  position: absolute;
  background: currentColor;
  border-radius: 2px;
  transition: transform var(--t-base), opacity var(--t-base);
}
.faq-q .faq-icon::before { width: 14px; height: 2px; }
.faq-q .faq-icon::after { width: 2px; height: 14px; }
.faq-item.is-open .faq-q .faq-icon { color: var(--neon-pink); }
.faq-item.is-open .faq-q .faq-icon::after { transform: scaleY(0); opacity: 0; }

.faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--t-slow);
}
.faq-a-inner { padding: 0 1.4rem 1.25rem; color: var(--muted); line-height: 1.75; }

/* -----------------------------------------------------------------------------
   14. TESTIMONIALS CAROUSEL
   -------------------------------------------------------------------------- */
.testimonial-carousel {
  position: relative;
  overflow: hidden;
  max-width: 860px;
  margin-inline: auto;
}
.testimonial-track {
  display: flex;
  transition: transform var(--t-slow);
  will-change: transform;
}
.testimonial {
  flex: 0 0 100%;
  padding: clamp(1.8rem, 4vw, 3rem);
  text-align: center;
}
.testimonial .quote-mark {
  font-family: var(--font-head);
  font-size: 4rem;
  line-height: 0.6;
  background: var(--grad-quantum);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
  margin-bottom: var(--sp-3);
}
.testimonial .testimonial-text {
  font-size: clamp(1.1rem, 2.2vw, 1.45rem);
  line-height: 1.6;
  color: var(--white);
  font-weight: 300;
  margin-bottom: var(--sp-5);
}
.testimonial-author {
  display: inline-flex;
  align-items: center;
  gap: 0.9rem;
  text-align: left;
}
.testimonial-author .avatar {
  width: 54px; height: 54px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-family: var(--font-head);
  font-weight: 700;
  color: var(--white);
  background: var(--grad-quantum);
  box-shadow: var(--glow-purple);
  flex: 0 0 auto;
}
.testimonial-author .author-name { font-family: var(--font-head); font-weight: 600; color: var(--white); }
.testimonial-author .author-role { font-size: 0.88rem; color: var(--muted); }

/* dots */
.carousel-dots {
  display: flex;
  justify-content: center;
  gap: 0.55rem;
  margin-top: var(--sp-5);
}
.carousel-dot {
  width: 9px; height: 9px;
  border-radius: var(--r-full);
  background: rgba(229, 231, 235, 0.25);
  transition: all var(--t-base);
  cursor: pointer;
}
.carousel-dot.is-active {
  width: 28px;
  background: var(--grad-quantum);
  box-shadow: var(--glow-cyan);
}

/* arrows */
.carousel-prev,
.carousel-next {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 46px; height: 46px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--glass-bg-strong);
  border: 1px solid var(--glass-border);
  color: var(--white);
  z-index: 2;
  transition: background var(--t-base), border-color var(--t-base), box-shadow var(--t-base);
}
.carousel-prev { left: 0; }
.carousel-next { right: 0; }
.carousel-prev:hover,
.carousel-next:hover {
  border-color: var(--cyber-blue);
  box-shadow: var(--glow-cyan);
  color: var(--cyber-blue);
}
.carousel-prev svg,
.carousel-next svg { width: 20px; height: 20px; }

@media (max-width: 640px) {
  .carousel-prev, .carousel-next { display: none; }
}

/* -----------------------------------------------------------------------------
   15. STATS
   -------------------------------------------------------------------------- */
.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: clamp(1rem, 3vw, 2rem);
  text-align: center;
}
.stat { display: flex; flex-direction: column; gap: 0.3rem; }
.stat-num {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(2.4rem, 5vw, 3.6rem);
  line-height: 1;
  background: var(--grad-quantum);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}
.stat-label { color: var(--muted); font-size: 0.95rem; }

@media (max-width: 768px) { .stats { grid-template-columns: repeat(2, 1fr); } }

/* -----------------------------------------------------------------------------
   16. PORTFOLIO
   -------------------------------------------------------------------------- */
.project-spotlight {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.95fr);
  gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
  padding: clamp(1.4rem, 4vw, 3rem);
  border: 1px solid var(--glass-border-hover);
  border-radius: var(--r-lg);
  background:
    linear-gradient(135deg, rgba(0, 240, 255, 0.12), rgba(255, 45, 149, 0.08)),
    rgba(26, 30, 58, 0.52);
  box-shadow: var(--shadow-lg), 0 0 42px rgba(0, 240, 255, 0.12);
  overflow: hidden;
}
.project-spotlight__copy .section-subtitle {
  margin-inline: 0;
  max-width: 62ch;
  color: var(--text);
  opacity: 0.92;
}
.project-category-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin-block: var(--sp-5);
}
.project-category-strip span {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 0.4rem 0.8rem;
  border: 1px solid rgba(0, 240, 255, 0.28);
  border-radius: var(--r-full);
  color: var(--text);
  background: rgba(10, 14, 39, 0.42);
  font-size: 0.88rem;
}
.project-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-3);
}
.project-spotlight__visual {
  min-width: 0;
}
.prompt-window {
  border: 1px solid rgba(0, 240, 255, 0.32);
  border-radius: var(--r-md);
  background: rgba(7, 10, 28, 0.78);
  box-shadow: var(--glow-cyan);
  padding: var(--sp-4);
}
.prompt-window__bar {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  color: var(--muted);
  font-size: 0.78rem;
  margin-bottom: var(--sp-4);
}
.prompt-window__bar span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--neon-pink);
}
.prompt-window__bar span:nth-child(2) { background: var(--energy-orange); }
.prompt-window__bar span:nth-child(3) { background: var(--matrix-green); }
.prompt-window__bar strong {
  margin-left: auto;
  font-weight: 500;
  color: var(--text);
}
.prompt-window__search {
  border: 1px solid var(--glass-border);
  border-radius: var(--r-sm);
  padding: 0.85rem 1rem;
  color: var(--white);
  background: rgba(255, 255, 255, 0.06);
  margin-bottom: var(--sp-4);
}
.prompt-window__grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.65rem;
  margin-bottom: var(--sp-4);
}
.prompt-window__grid span {
  min-height: 42px;
  display: grid;
  place-items: center;
  border-radius: var(--r-sm);
  color: var(--cyber-blue);
  background: rgba(0, 240, 255, 0.08);
}
.prompt-window__card {
  border-left: 3px solid var(--neon-pink);
  padding: var(--sp-4);
  border-radius: var(--r-sm);
  background: rgba(255, 45, 149, 0.08);
}
.prompt-window__card small {
  display: block;
  color: var(--neon-pink);
  font-family: var(--font-head);
  margin-bottom: 0.35rem;
}
.prompt-window__card p {
  color: var(--text);
  margin: 0;
  font-size: 0.94rem;
}

.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  justify-content: center;
  margin-bottom: clamp(2rem, 4vw, 3rem);
}
.filter-btn {
  font-family: var(--font-head);
  font-weight: 500;
  font-size: 0.92rem;
  padding: 0.55rem 1.3rem;
  border-radius: var(--r-full);
  border: 1px solid var(--glass-border);
  color: var(--muted);
  background: transparent;
  transition: color var(--t-base), border-color var(--t-base), background var(--t-base), box-shadow var(--t-base), transform var(--t-base);
}
.filter-btn:hover { color: var(--white); border-color: var(--cyber-blue); }
.filter-btn:focus-visible {
  outline: 2px solid var(--cyber-blue);
  outline-offset: 3px;
}
.filter-btn.is-active {
  color: var(--white);
  background: var(--quantum-purple);
  border-color: var(--quantum-purple);
  box-shadow: var(--glow-purple);
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(1.1rem, 2.5vw, 1.8rem);
}
.portfolio-item {
  position: relative;
  border-radius: var(--r-lg);
  overflow: hidden;
  border: 1px solid var(--glass-border);
  transition: opacity var(--t-base), transform var(--t-base);
}
.portfolio-item.is-hidden { display: none; }

.portfolio-thumb {
  position: relative;
  aspect-ratio: 4 / 3;
  display: grid;
  place-items: center;
  background: var(--grad-quantum);
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 2.6rem;
  color: rgba(255, 255, 255, 0.92);
  overflow: hidden;
}
.portfolio-thumb.thumb--cyber { background: var(--grad-cyber); }
.portfolio-thumb.thumb--energy { background: var(--grad-energy); }
.portfolio-thumb.thumb--matrix { background: var(--grad-matrix); }
.portfolio-thumb.thumb--promptthai {
  background:
    radial-gradient(circle at 18% 18%, rgba(255, 255, 255, 0.32), transparent 18%),
    linear-gradient(135deg, #00F0FF 0%, #00FF88 46%, #FF2D95 100%);
}
.portfolio-thumb > * { position: relative; z-index: 1; transition: transform var(--t-slow); }
.portfolio-item:hover .portfolio-thumb > * { transform: scale(1.12); }

.portfolio-overlay {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-end;
  gap: var(--sp-3);
  padding: var(--sp-4);
  text-align: center;
  min-height: 62%;
  background: linear-gradient(180deg, rgba(10, 14, 39, 0), rgba(10, 14, 39, 0.86) 42%, rgba(10, 14, 39, 0.96));
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  opacity: 1;
  transition: background var(--t-base), min-height var(--t-base);
}
.portfolio-item:hover .portfolio-overlay,
.portfolio-item:focus-within .portfolio-overlay {
  min-height: 100%;
  background: rgba(10, 14, 39, 0.82);
}
.portfolio-overlay .portfolio-cat {
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--cyber-blue);
}
.portfolio-overlay .portfolio-title {
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 1.2rem;
  color: var(--white);
}

@media (max-width: 1024px) { .portfolio-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 900px) {
  .project-spotlight { grid-template-columns: 1fr; }
}
@media (max-width: 600px) {
  .portfolio-grid { grid-template-columns: 1fr; }
  .project-spotlight { padding: var(--sp-5); }
  .prompt-window__grid { grid-template-columns: 1fr; }
}
@media (hover: none) {
  .portfolio-overlay { opacity: 1; }
}

/* -----------------------------------------------------------------------------
   17. MODAL
   -------------------------------------------------------------------------- */
.modal {
  position: fixed;
  inset: 0;
  z-index: var(--z-modal);
  display: none;
  align-items: center;
  justify-content: center;
  padding: var(--sp-4);
}
.modal.is-open { display: flex; animation: fade-in var(--t-base); }
.modal-overlay {
  position: absolute;
  inset: 0;
  background: rgba(5, 7, 20, 0.7);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
.modal-content {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 560px;
  max-height: 86vh;
  overflow-y: auto;
  background: var(--glass-bg-strong);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: var(--r-lg);
  padding: clamp(1.8rem, 4vw, 2.6rem);
  box-shadow: var(--shadow-lg), var(--glow-purple);
  animation: modal-pop var(--t-slow);
}
.modal-close {
  position: absolute;
  top: 1rem; right: 1rem;
  width: 38px; height: 38px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: var(--muted);
  border: 1px solid var(--hairline);
  transition: all var(--t-base);
}
.modal-close:hover { color: var(--white); border-color: var(--neon-pink); box-shadow: var(--glow-pink); transform: rotate(90deg); }
.modal-close svg { width: 18px; height: 18px; }

/* -----------------------------------------------------------------------------
   18. TEAM
   -------------------------------------------------------------------------- */
.team-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: clamp(1.1rem, 2.5vw, 1.8rem);
}
.team-card { text-align: center; }
.team-card .team-avatar {
  width: 96px; height: 96px;
  margin: 0 auto var(--sp-4);
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 1.8rem;
  color: var(--white);
  background: var(--grad-quantum);
  box-shadow: var(--glow-purple);
  transition: transform var(--t-base), box-shadow var(--t-base);
}
.team-card:hover .team-avatar { transform: scale(1.06); box-shadow: var(--glow-cyan); }
.team-card .team-name { font-family: var(--font-head); font-weight: 600; font-size: 1.2rem; color: var(--white); }
.team-card .team-role { color: var(--cyber-blue); font-size: 0.9rem; margin-bottom: var(--sp-2); }
.team-card .team-bio { color: var(--muted); font-size: 0.92rem; }

.social-row {
  display: flex;
  gap: 0.6rem;
  justify-content: center;
  margin-top: var(--sp-3);
}
.social-row a {
  width: 38px; height: 38px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  border: 1px solid var(--glass-border);
  color: var(--muted);
  transition: all var(--t-base);
}
.social-row a:hover { color: var(--white); border-color: var(--cyber-blue); box-shadow: var(--glow-cyan); transform: translateY(-3px); }
.social-row svg { width: 17px; height: 17px; }

@media (max-width: 1024px) { .team-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .team-grid { grid-template-columns: 1fr; } }

/* -----------------------------------------------------------------------------
   19. VALUES
   -------------------------------------------------------------------------- */
.values-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(1.1rem, 2.5vw, 1.8rem);
}
.value-card { display: flex; flex-direction: column; gap: var(--sp-3); }
.value-card .value-icon {
  width: 56px; height: 56px;
  border-radius: var(--r-md);
  display: grid;
  place-items: center;
  background: rgba(0, 240, 255, 0.12);
  border: 1px solid var(--glass-border);
  color: var(--cyber-blue);
}
.value-card .value-icon svg { width: 28px; height: 28px; }
.value-card h4 { font-size: 1.25rem; }
.value-card p { color: var(--muted); }

@media (max-width: 768px) { .values-grid { grid-template-columns: 1fr; } }

/* -----------------------------------------------------------------------------
   20. BLOG
   -------------------------------------------------------------------------- */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(1.1rem, 2.5vw, 1.8rem);
}
.blog-card {
  display: flex;
  flex-direction: column;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--r-lg);
  overflow: hidden;
  transition: transform var(--t-base), box-shadow var(--t-base), border-color var(--t-base);
}
.blog-card.is-hidden { display: none; }
.blog-card:hover {
  transform: translateY(-6px);
  border-color: var(--glass-border-hover);
  box-shadow: var(--shadow-md), var(--glow-soft);
}
.blog-thumb {
  aspect-ratio: 16 / 9;
  display: grid;
  place-items: center;
  background: var(--grad-quantum);
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 2rem;
  color: rgba(255, 255, 255, 0.9);
}
.blog-thumb.thumb--cyber { background: var(--grad-cyber); }
.blog-thumb.thumb--energy { background: var(--grad-energy); }
.blog-thumb.thumb--matrix { background: var(--grad-matrix); }
.blog-body { padding: clamp(1.3rem, 2.5vw, 1.7rem); display: flex; flex-direction: column; gap: var(--sp-3); flex: 1; }
.blog-card .blog-title { font-size: 1.25rem; line-height: 1.35; }
.blog-card .blog-excerpt { color: var(--muted); font-size: 0.95rem; flex: 1; }
.blog-meta {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.82rem;
  color: var(--muted);
  margin-top: var(--sp-2);
}
.blog-meta .dot { width: 4px; height: 4px; border-radius: 50%; background: var(--muted); }

/* Search input */
.search {
  position: relative;
  max-width: 460px;
  margin: 0 auto clamp(2rem, 4vw, 3rem);
}
.search input {
  width: 100%;
  padding: 0.85rem 1.1rem 0.85rem 2.9rem;
  border-radius: var(--r-full);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  color: var(--white);
  transition: border-color var(--t-base), box-shadow var(--t-base);
}
.search input::placeholder { color: var(--muted); }
.search input:focus {
  outline: none;
  border-color: var(--cyber-blue);
  box-shadow: var(--glow-cyan);
}
.search .search-icon {
  position: absolute;
  left: 1.1rem; top: 50%;
  transform: translateY(-50%);
  color: var(--muted);
  pointer-events: none;
}
.search .search-icon svg { width: 18px; height: 18px; }

@media (max-width: 1024px) { .blog-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .blog-grid { grid-template-columns: 1fr; } }

/* -----------------------------------------------------------------------------
   21. FORMS
   -------------------------------------------------------------------------- */
.form { display: grid; gap: var(--sp-4); }
.field { display: flex; flex-direction: column; gap: 0.45rem; }
.label {
  font-family: var(--font-head);
  font-weight: 500;
  font-size: 0.9rem;
  color: var(--text);
}
.label .req { color: var(--neon-pink); }

.input,
.textarea,
.select {
  width: 100%;
  padding: 0.85rem 1.1rem;
  border-radius: var(--r-md);
  background: rgba(10, 14, 39, 0.6);
  border: 1px solid var(--glass-border);
  color: var(--white);
  transition: border-color var(--t-base), box-shadow var(--t-base), background var(--t-base);
}
.input::placeholder,
.textarea::placeholder { color: var(--muted); }
.input:focus,
.textarea:focus,
.select:focus {
  outline: none;
  border-color: var(--cyber-blue);
  box-shadow: 0 0 0 3px rgba(0, 240, 255, 0.15), var(--glow-cyan);
  background: rgba(10, 14, 39, 0.8);
}
.textarea { resize: vertical; min-height: 140px; line-height: 1.6; }
.select {
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2300F0FF' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1.1rem center;
  padding-right: 2.6rem;
}
.select option { background: var(--card); color: var(--white); }

/* invalid state */
.field.is-invalid .input,
.field.is-invalid .textarea,
.field.is-invalid .select {
  border-color: var(--neon-pink);
  box-shadow: 0 0 0 3px rgba(255, 45, 149, 0.12);
}
.field .field-error {
  display: none;
  font-size: 0.82rem;
  color: var(--neon-pink);
}
.field.is-invalid .field-error { display: block; }

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-4);
}
@media (max-width: 600px) { .form-row { grid-template-columns: 1fr; } }

/* success panel */
.form-success {
  display: none;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: var(--sp-4);
  padding: clamp(2rem, 4vw, 3rem);
}
.form-success.is-visible { display: flex; animation: fade-in var(--t-base); }
.form-success .success-check {
  width: 72px; height: 72px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: rgba(0, 255, 136, 0.14);
  color: var(--matrix-green);
  box-shadow: var(--glow-cyan), 0 0 30px rgba(0, 255, 136, 0.4);
}
.form-success .success-check svg { width: 36px; height: 36px; }

/* -----------------------------------------------------------------------------
   22. CTA BAND
   -------------------------------------------------------------------------- */
.cta-band {
  position: relative;
  overflow: hidden;
  border-radius: var(--r-xl);
  padding: clamp(2.6rem, 6vw, 5rem) clamp(1.5rem, 5vw, 4rem);
  text-align: center;
  background: var(--grad-quantum);
  isolation: isolate;
}
/* faint particle/overlay */
.cta-band::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(circle at 20% 20%, rgba(255, 255, 255, 0.18), transparent 40%),
    radial-gradient(circle at 80% 70%, rgba(0, 240, 255, 0.25), transparent 45%);
  opacity: 0.9;
}
.cta-band::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background-image: radial-gradient(rgba(255, 255, 255, 0.12) 1px, transparent 1px);
  background-size: 26px 26px;
  opacity: 0.35;
}
.cta-band h2 { color: var(--white); margin-bottom: var(--sp-4); }
.cta-band p { color: rgba(255, 255, 255, 0.9); max-width: 56ch; margin: 0 auto var(--sp-6); }
.cta-band .btn-group { display: flex; gap: var(--sp-3); justify-content: center; flex-wrap: wrap; }
.cta-band .btn-primary { background: var(--white); color: var(--quantum-purple); }
.cta-band .btn-primary:hover { background: var(--space-blue); color: var(--white); animation: none; box-shadow: var(--shadow-md); }
.cta-band .btn-secondary { border-color: rgba(255, 255, 255, 0.7); color: var(--white); }
.cta-band .btn-secondary:hover { background: rgba(255, 255, 255, 0.15); }

/* -----------------------------------------------------------------------------
   23. NAVBAR / HEADER
   -------------------------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: var(--z-header);
  background: rgba(10, 14, 39, 0.55);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--hairline);
  transition: background var(--t-base), padding var(--t-base), border-color var(--t-base), box-shadow var(--t-base);
}
.site-header.is-scrolled {
  background: rgba(10, 14, 39, 0.92);
  border-bottom-color: var(--glass-border);
  box-shadow: var(--shadow-sm);
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-5);
  height: var(--header-h);
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: clamp(1.1rem, 4vw, 2rem);
  transition: height var(--t-base);
}
.site-header.is-scrolled .nav { height: 62px; }

/* Logo */
.logo {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 1.45rem;
  letter-spacing: 0.02em;
  color: var(--white);
  white-space: nowrap;
}
.logo:hover { color: var(--white); }
.logo .logo-mark {
  width: 34px; height: 34px;
  flex: 0 0 auto;
}
.logo .logo-zzax {
  background: var(--grad-quantum);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}
.logo .logo-studio { color: var(--text); font-weight: 500; }

/* Nav links */
.nav-links {
  display: flex;
  align-items: center;
  gap: 0.35rem;
}
.nav-links > li { position: relative; }
.nav-links > li > a {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  font-family: var(--font-head);
  font-weight: 500;
  font-size: 0.96rem;
  color: var(--text);
  padding: 0.55rem 0.85rem;
  border-radius: var(--r-sm);
  transition: color var(--t-base), background var(--t-base);
}
.nav-links > li > a:hover { color: var(--white); background: rgba(123, 47, 253, 0.12); }
.nav-links > li > a.is-active { color: var(--cyber-blue); }
.nav-links > li > a.is-active::after {
  content: "";
  position: absolute;
  left: 0.85rem; right: 0.85rem;
  bottom: 0.2rem;
  height: 2px;
  border-radius: var(--r-full);
  background: var(--grad-cyber);
  box-shadow: var(--glow-cyan);
}

/* caret for dropdown */
.has-dropdown > a .caret { transition: transform var(--t-base); }
.has-dropdown > a .caret svg { width: 14px; height: 14px; }
.has-dropdown.is-open > a .caret,
.has-dropdown:hover > a .caret { transform: rotate(180deg); }

/* Dropdown */
.dropdown {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  min-width: 270px;
  background: var(--glass-bg-strong);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border: 1px solid var(--glass-border);
  border-radius: var(--r-md);
  box-shadow: var(--shadow-md), var(--glow-soft);
  padding: 0.5rem;
  display: grid;
  gap: 0.15rem;
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: opacity var(--t-base), transform var(--t-base), visibility var(--t-base);
  z-index: var(--z-dropdown);
}
.has-dropdown:hover > .dropdown,
.has-dropdown:focus-within > .dropdown,
.has-dropdown.is-open > .dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.dropdown a {
  display: block;
  padding: 0.65rem 0.85rem;
  border-radius: var(--r-sm);
  font-family: var(--font-head);
  font-weight: 500;
  font-size: 0.92rem;
  color: var(--text);
  transition: background var(--t-base), color var(--t-base), padding-left var(--t-base);
}
.dropdown a:hover {
  background: rgba(123, 47, 253, 0.16);
  color: var(--white);
  padding-left: 1.1rem;
}

/* Right cluster */
.nav-actions { display: flex; align-items: center; gap: 0.8rem; }

/* Language toggle */
.lang-toggle {
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--glass-border);
  border-radius: var(--r-full);
  overflow: hidden;
  font-family: var(--font-head);
  font-size: 0.82rem;
  font-weight: 600;
}
.lang-toggle button {
  padding: 0.4rem 0.7rem;
  color: var(--muted);
  transition: color var(--t-base), background var(--t-base);
  line-height: 1;
}
.lang-toggle button:hover { color: var(--white); }
.lang-toggle button.is-active {
  color: var(--white);
  background: var(--quantum-purple);
}

/* Nav CTA reuses .btn .btn-primary .btn-sm */
.nav-cta { white-space: nowrap; }

/* Hamburger */
.nav-toggle {
  display: none;
  width: 42px; height: 42px;
  border-radius: var(--r-sm);
  border: 1px solid var(--glass-border);
  position: relative;
}
.nav-toggle span,
.nav-toggle span::before,
.nav-toggle span::after {
  content: "";
  position: absolute;
  left: 50%;
  width: 18px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transform: translateX(-50%);
  transition: transform var(--t-base), opacity var(--t-base), top var(--t-base);
}
.nav-toggle span { top: 50%; margin-top: -1px; }
.nav-toggle span::before { top: -6px; }
.nav-toggle span::after { top: 6px; }
.nav-toggle[aria-expanded="true"] span { background: transparent; }
.nav-toggle[aria-expanded="true"] span::before { top: 0; transform: translateX(-50%) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span::after { top: 0; transform: translateX(-50%) rotate(-45deg); }

/* -------- Mobile nav drawer -------- */
@media (max-width: 1024px) {
  .nav-toggle { display: block; }
  .nav-links {
    position: fixed;
    top: var(--header-h);
    left: 0;
    right: 0;
    bottom: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0.2rem;
    padding: var(--sp-5) clamp(1.1rem, 4vw, 2rem);
    background: rgba(10, 14, 39, 0.98);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-top: 1px solid var(--glass-border);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity var(--t-base), visibility var(--t-base);
    overflow-y: auto;
    z-index: var(--z-dropdown);
  }
  .nav.is-open .nav-links {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
  }
  .nav-links > li > a {
    font-size: 1.1rem;
    padding: 0.9rem 0.5rem;
    border-bottom: 1px solid var(--hairline);
    border-radius: 0;
    justify-content: space-between;
  }
  .nav-links > li > a.is-active::after { display: none; }

  /* dropdown becomes inline accordion on mobile */
  .dropdown {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    box-shadow: none;
    border: none;
    background: rgba(123, 47, 253, 0.06);
    border-radius: var(--r-sm);
    max-height: 0;
    overflow: hidden;
    padding: 0 0.5rem;
    transition: max-height var(--t-base), padding var(--t-base);
  }
  .has-dropdown:hover > .dropdown { /* don't open on hover for mobile */
    max-height: 0;
  }
  .has-dropdown.is-open > .dropdown {
    max-height: 420px;
    padding: 0.35rem 0.5rem;
  }
}

/* Show nav-actions inside drawer nicely on small screens */
@media (max-width: 480px) {
  .nav {
    gap: 0.45rem;
    padding-inline: 0.75rem;
  }
  .logo {
    min-width: 0;
    gap: 0.35rem;
    font-size: 1.25rem;
  }
  .nav-actions { gap: 0.45rem; }
  .lang-toggle button { padding-inline: 0.55rem; }
  .nav-cta {
    min-height: 38px;
    padding-inline: 0.8rem;
  }
  .nav-cta .nav-cta-label-full { display: none; }
  .nav-toggle {
    width: 38px;
    height: 38px;
    flex: 0 0 38px;
  }
}

/* -----------------------------------------------------------------------------
   24. FOOTER
   -------------------------------------------------------------------------- */
.site-footer {
  position: relative;
  background: rgba(7, 10, 28, 0.85);
  border-top: 1px solid var(--glass-border);
  padding-top: clamp(3rem, 6vw, 5rem);
  margin-top: var(--sp-8);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1fr;
  gap: clamp(1.8rem, 4vw, 3rem);
  padding-bottom: clamp(2.5rem, 5vw, 4rem);
}
.footer-brand .logo { margin-bottom: var(--sp-4); }
.footer-blurb { color: var(--muted); font-size: 0.95rem; max-width: 38ch; margin-bottom: var(--sp-4); }
.footer-slogan {
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 1.05rem;
  background: var(--grad-quantum);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}
.footer-col h4 {
  font-size: 0.85rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--white);
  margin-bottom: var(--sp-4);
}
.footer-col ul { display: grid; gap: 0.7rem; }
.footer-col a { color: var(--muted); font-size: 0.95rem; transition: color var(--t-base), padding-left var(--t-base); }
.footer-col a:hover { color: var(--cyber-blue); padding-left: 4px; }

.footer-social { display: flex; gap: 0.6rem; flex-wrap: wrap; }
.footer-social a {
  width: 40px; height: 40px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  border: 1px solid var(--glass-border);
  color: var(--muted);
  transition: all var(--t-base);
}
.footer-social a:hover { color: var(--white); border-color: var(--cyber-blue); box-shadow: var(--glow-cyan); transform: translateY(-3px); padding-left: 0; }
.footer-social svg { width: 18px; height: 18px; }

.footer-bottom {
  border-top: 1px solid var(--hairline);
  padding-block: var(--sp-5);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-3);
  flex-wrap: wrap;
}
.footer-bottom p { color: var(--muted); font-size: 0.88rem; }
.footer-bottom .footer-legal { display: flex; gap: var(--sp-4); }
.footer-bottom .footer-legal a { color: var(--muted); font-size: 0.88rem; }
.footer-bottom .footer-legal a:hover { color: var(--cyber-blue); }

@media (max-width: 900px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) {
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; text-align: center; }
}

/* -----------------------------------------------------------------------------
   25. HERO + SCROLL HINT
   -------------------------------------------------------------------------- */
.hero {
  position: relative;
  min-height: calc(100vh - var(--header-h));
  display: flex;
  align-items: center;
  padding-block: clamp(3rem, 8vw, 6rem);
}
.hero-inner { max-width: 880px; }
.hero h1 { margin-bottom: var(--sp-5); }
.hero .hero-lead { font-size: clamp(1.05rem, 2vw, 1.3rem); color: var(--text); max-width: 60ch; margin-bottom: var(--sp-6); }
.hero .btn-group { display: flex; gap: var(--sp-3); flex-wrap: wrap; }
.hero.is-center { text-align: center; }
.hero.is-center .hero-inner { margin-inline: auto; }
.hero.is-center .hero-lead { margin-inline: auto; }
.hero.is-center .btn-group { justify-content: center; }

.scroll-hint {
  position: absolute;
  bottom: var(--sp-6);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  color: var(--muted);
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.scroll-hint .scroll-arrow {
  width: 24px; height: 38px;
  border: 2px solid var(--glass-border);
  border-radius: var(--r-full);
  position: relative;
}
.scroll-hint .scroll-arrow::before {
  content: "";
  position: absolute;
  top: 7px; left: 50%;
  width: 4px; height: 8px;
  border-radius: var(--r-full);
  background: var(--cyber-blue);
  box-shadow: var(--glow-cyan);
  transform: translateX(-50%);
  animation: scroll-bob 1.6s ease-in-out infinite;
}

/* -----------------------------------------------------------------------------
   26. PARTICLE CANVAS
   -------------------------------------------------------------------------- */
#bg-particles {
  position: fixed;
  inset: 0;
  z-index: var(--z-bg);
  pointer-events: none;
}

/* -----------------------------------------------------------------------------
   27. SCROLL REVEAL + KEYFRAMES
   -------------------------------------------------------------------------- */
/* Hiding is applied by JS (which adds .reveal-armed) so that when JS is
   absent, blocked, or still loading, all [data-reveal] content stays visible. */
[data-reveal].reveal-armed {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}
[data-reveal].is-visible {
  opacity: 1;
  transform: none;
}

@keyframes pulse-glow {
  0%, 100% { box-shadow: 0 8px 24px rgba(123, 47, 253, 0.4), 0 0 0 0 rgba(0, 240, 255, 0.4); }
  50% { box-shadow: 0 8px 30px rgba(0, 240, 255, 0.6), 0 0 30px 4px rgba(0, 240, 255, 0.35); }
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}
.is-floating { animation: float 6s ease-in-out infinite; }

@keyframes gradient-shift {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}
.hero-glow-text {
  background: linear-gradient(135deg, #7B2FFD, #00F0FF, #FF2D95, #7B2FFD);
  background-size: 300% 300%;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
  animation: gradient-shift 8s ease infinite;
}

@keyframes scroll-bob {
  0% { top: 7px; opacity: 1; }
  100% { top: 20px; opacity: 0.2; }
}

@keyframes fade-in {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes modal-pop {
  from { opacity: 0; transform: translateY(20px) scale(0.97); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

@keyframes spin { to { transform: rotate(360deg); } }

/* -----------------------------------------------------------------------------
   28. i18n DISPLAY RULES (CRITICAL)
   -------------------------------------------------------------------------- */
html[data-lang="th"] [data-en] { display: none !important; }
html[data-lang="en"] [data-th] { display: none !important; }

/* -----------------------------------------------------------------------------
   29. HELPERS
   -------------------------------------------------------------------------- */
.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}
.mt-0 { margin-top: 0; }
.mt-4 { margin-top: var(--sp-4); }
.mt-6 { margin-top: var(--sp-6); }
.mb-0 { margin-bottom: 0; }
.flex { display: flex; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.gap-3 { gap: var(--sp-3); }
.gap-4 { gap: var(--sp-4); }
.wrap { flex-wrap: wrap; }
.full-width { width: 100%; }
.hidden { display: none !important; }
.divider {
  height: 1px;
  border: 0;
  background: linear-gradient(90deg, transparent, var(--glass-border), transparent);
  margin-block: var(--sp-6);
}

/* Two-column content split (e.g. text + visual) */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
}
.split.is-reverse > :first-child { order: 2; }
@media (max-width: 900px) {
  .split { grid-template-columns: 1fr; }
  .split.is-reverse > :first-child { order: 0; }
}

/* Glass visual placeholder block (for split sections, hero art, etc.) */
.glass-visual {
  position: relative;
  border-radius: var(--r-lg);
  aspect-ratio: 4 / 3;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  display: grid;
  place-items: center;
  overflow: hidden;
  box-shadow: var(--glow-soft);
}
.glass-visual::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 30% 30%, rgba(123, 47, 253, 0.35), transparent 60%),
              radial-gradient(circle at 75% 75%, rgba(0, 240, 255, 0.28), transparent 60%);
}
.glass-visual .glass-visual-icon { position: relative; color: var(--white); opacity: 0.9; }
.glass-visual .glass-visual-icon svg { width: 84px; height: 84px; }

/* -----------------------------------------------------------------------------
   30. REDUCED MOTION
   -------------------------------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
  [data-reveal] { opacity: 1 !important; transform: none !important; }
  .scroll-hint .scroll-arrow::before { animation: none; }
  .btn-primary:hover { animation: none; }
  .hero-glow-text { animation: none; }
  .is-floating { animation: none; }
}

/* --- Brand logo images (real logos) ----------------------------------------
   Logos are bright artwork on a near-black JPG background. mix-blend-mode:screen
   drops that black out against the dark UI so no rectangular box edge shows. */
.logo-img { height: 34px; width: auto; display: block; }
.site-header.is-scrolled .logo-img { height: 30px; }
.footer-brand .logo-img { height: 46px; margin-bottom: 4px; }
@media (max-width: 640px) { .logo-img { height: 28px; } }
/* --- Logo lockup: Z icon badge + wordmark ---------------------------------- */
.logo { display: inline-flex; align-items: center; gap: 11px; }
.logo-badge { height: 40px; width: 40px; border-radius: 10px; object-fit: cover; flex: none;
  box-shadow: 0 0 0 1px rgba(123,47,253,.45), 0 4px 16px rgba(0,240,255,.20); }
.site-header.is-scrolled .logo-badge { height: 34px; width: 34px; }
.footer-brand .logo-badge { height: 48px; width: 48px; border-radius: 12px; }
@media (max-width: 640px) { .logo-badge { height: 34px; width: 34px; } .logo { gap: 8px; } }
/* Vector Z mark: float cleanly (override earlier badge framing) */
.logo-badge { border-radius: 0; object-fit: initial; box-shadow: none; height: 42px; width: 42px; }
.site-header.is-scrolled .logo-badge { height: 37px; width: 37px; }
.footer-brand .logo-badge { height: 50px; width: 50px; }
@media (max-width: 640px) { .logo-badge { height: 36px; width: 36px; } }
/* New raster Z logo as app-icon badge */
.logo-badge { border-radius: 11px; object-fit: cover; height: 40px; width: 40px;
  box-shadow: 0 0 0 1px rgba(123,47,253,.5), 0 6px 18px rgba(0,240,255,.18); }
.site-header.is-scrolled .logo-badge { height: 35px; width: 35px; }
.footer-brand .logo-badge { height: 48px; width: 48px; border-radius: 13px; }
@media (max-width: 640px) { .logo-badge { height: 34px; width: 34px; } }
/* Logo badge tweak: -6% size, no neon ring */
.logo-badge { box-shadow: none; height: 41.4px; width: 41.4px; }
.site-header.is-scrolled .logo-badge { height: 36.2px; width: 36.2px; }
.footer-brand .logo-badge { height: 49.6px; width: 49.6px; }
@media (max-width: 640px) { .logo-badge { height: 35.2px; width: 35.2px; } }
@media (max-width: 480px) {
  .site-header .logo-img { height: 24px; max-width: 112px; object-fit: contain; }
  .site-header .logo-badge { height: 30px; width: 30px; }
  .site-header.is-scrolled .logo-badge { height: 28px; width: 28px; }
}

/* -----------------------------------------------------------------------------
   STORE — product cards (store.html)
   -------------------------------------------------------------------------- */
.product-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(1.2rem, 3vw, 2rem);
  align-items: stretch;
}
.product-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
  background: var(--glass-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--glass-border);
  border-radius: var(--r-lg);
  padding: clamp(1.4rem, 2.5vw, 1.8rem);
  transition: transform var(--t-base), box-shadow var(--t-base), border-color var(--t-base);
}
.product-card:hover {
  transform: translateY(-6px);
  border-color: var(--glass-border-hover);
  box-shadow: var(--shadow-md), var(--glow-soft);
}
.product-card.is-hidden { display: none; }
.product-card .product-thumb {
  aspect-ratio: 16 / 9;
  width: 100%;
  border-radius: var(--r-md);
  font-size: clamp(1.6rem, 2.5vw, 2rem);
}
.product-meta { display: flex; align-items: center; gap: var(--sp-2); flex-wrap: wrap; }
.product-name {
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 1.15rem;
  color: var(--white);
  line-height: 1.35;
}
.product-desc { color: var(--muted); font-size: 0.95rem; }
.product-card .feature-list { flex: 1; }
.product-card .feature-item { font-size: 0.9rem; }
.product-price-row { display: flex; align-items: baseline; gap: 0.45rem; margin-top: var(--sp-2); }
.product-price {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(1.7rem, 3vw, 2.1rem);
  line-height: 1;
}
.product-price-note { color: var(--muted); font-size: 0.9rem; }
.product-price-note s { opacity: 0.7; }
.product-actions { display: flex; gap: var(--sp-2); flex-wrap: wrap; }
.product-actions .btn { flex: 1; min-width: 0; }

.product-card--featured {
  border: 1.5px solid transparent;
  background:
    linear-gradient(var(--card), var(--card)) padding-box,
    var(--grad-quantum) border-box;
  box-shadow: var(--shadow-lg), var(--glow-purple);
}
.product-card--featured .price-ribbon {
  position: absolute;
  top: -1px;
  right: 1.6rem;
  transform: translateY(-50%);
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 0.76rem;
  letter-spacing: 0.04em;
  padding: 0.4rem 1rem;
  border-radius: var(--r-full);
  background: var(--grad-cyber);
  color: var(--white);
  box-shadow: var(--glow-pink);
  white-space: nowrap;
  z-index: 1;
}

@media (max-width: 1100px) {
  .product-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 700px) {
  .product-grid { grid-template-columns: 1fr; max-width: 460px; margin-inline: auto; }
}

@media (max-width: 640px) {
  .hero {
    min-height: auto;
    padding-block: calc(var(--header-h) + var(--sp-8)) var(--sp-10);
  }

  .hero-inner {
    width: 100%;
    max-width: 100%;
    min-width: 0;
  }

  .hero h1,
  .hero .section-title {
    max-width: 100%;
    font-size: clamp(2rem, 10vw, 2.65rem);
    line-height: 1.16;
    overflow-wrap: anywhere;
    word-break: normal;
  }

  .hero .hero-lead {
    max-width: 100%;
    overflow-wrap: anywhere;
  }

  .hero .btn-group {
    width: 100%;
    align-items: stretch;
  }

  .hero .btn-group .btn {
    flex: 1 1 100%;
    min-width: 0;
    justify-content: center;
    white-space: normal;
  }

  .scroll-hint {
    position: static;
    margin-top: var(--sp-7);
    transform: none;
  }

  .stats {
    grid-template-columns: 1fr 1fr;
    gap: var(--sp-4) var(--sp-2);
  }

  .stat-num {
    font-size: clamp(2rem, 12vw, 3rem);
  }

  .stat-label {
    font-size: 0.82rem;
    overflow-wrap: anywhere;
  }

  .filter-bar {
    justify-content: flex-start;
    overflow-x: auto;
    padding-bottom: 0.25rem;
    scrollbar-width: none;
  }

  .filter-bar::-webkit-scrollbar {
    display: none;
  }

  .filter-btn {
    flex: 0 0 auto;
  }
}

/* -----------------------------------------------------------------------------
   33. ZZAX REDESIGN V2 - product-led command center experience
   -------------------------------------------------------------------------- */
.site-header {
  background:
    linear-gradient(180deg, rgba(5, 9, 28, 0.92), rgba(7, 12, 34, 0.78));
  border-bottom: 1px solid rgba(110, 132, 255, 0.14);
  box-shadow: 0 18px 60px rgba(0, 0, 0, 0.26);
}

.nav {
  max-width: 1320px;
}

.nav-links > li > a {
  font-size: 0.95rem;
  letter-spacing: 0;
}

.nav-links > li > a.is-active,
.nav-links > li > a:hover {
  color: var(--white);
}

.nav-links > li > a.is-active::after {
  height: 3px;
  background: linear-gradient(90deg, var(--cyber-blue), var(--neon-pink));
  box-shadow: 0 0 18px rgba(0, 240, 255, 0.45);
}

.studio-hero {
  min-height: auto;
  padding-block: clamp(6rem, 9vw, 8.5rem) clamp(2.5rem, 5vw, 4rem);
  overflow: hidden;
}

.studio-hero::before {
  content: "";
  position: absolute;
  inset: var(--header-h) 0 auto 0;
  height: 42rem;
  pointer-events: none;
  background:
    radial-gradient(circle at 74% 24%, rgba(123, 47, 253, 0.28), transparent 32rem),
    radial-gradient(circle at 24% 34%, rgba(0, 240, 255, 0.14), transparent 28rem),
    linear-gradient(180deg, rgba(12, 18, 47, 0.2), transparent);
  opacity: 0.95;
}

.studio-hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(540px, 1.1fr);
  gap: clamp(2rem, 4vw, 4.5rem);
  align-items: center;
  max-width: 1320px;
}

.studio-hero__copy {
  min-width: 0;
}

.studio-kicker {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  min-height: 38px;
  padding: 0.48rem 0.85rem;
  margin-bottom: var(--sp-5);
  border: 1px solid rgba(130, 153, 255, 0.22);
  border-radius: var(--r-full);
  background: rgba(7, 13, 37, 0.62);
  color: #cfd8ff;
  font: 600 0.82rem/1 var(--font-head);
}

.studio-kicker__spark {
  display: grid;
  place-items: center;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  color: var(--cyber-blue);
  background: rgba(0, 240, 255, 0.12);
}

.studio-hero h1 {
  display: grid;
  gap: var(--sp-3);
  max-width: 11ch;
  margin-bottom: var(--sp-5);
  font-size: clamp(3.2rem, 6.5vw, 5.8rem);
  line-height: 0.96;
  letter-spacing: 0;
}

.studio-hero h1 > [data-th],
.studio-hero h1 > [data-en] {
  font-size: clamp(2rem, 3.2vw, 3.2rem);
  line-height: 1.2;
  color: var(--white);
}

.hero-brand-line {
  width: max-content;
  max-width: 100%;
  background: linear-gradient(100deg, #ff2d95 0%, #8a5cff 48%, #00f0ff 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}

.studio-hero .hero-lead {
  max-width: 58ch;
  margin-bottom: var(--sp-5);
  color: rgba(229, 231, 235, 0.86);
}

.hero-proof {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem 1rem;
  margin-bottom: var(--sp-5);
}

.hero-proof li {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: #dbe4ff;
  font-size: 0.94rem;
}

.hero-proof li > span:first-child {
  display: grid;
  place-items: center;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  color: var(--cyber-blue);
  background: rgba(0, 240, 255, 0.1);
  box-shadow: inset 0 0 0 1px rgba(0, 240, 255, 0.32);
}

.promptthai-callout {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: var(--sp-3);
  align-items: center;
  max-width: 520px;
  margin-bottom: var(--sp-5);
  padding: var(--sp-3);
  border: 1px solid rgba(147, 112, 255, 0.38);
  border-radius: var(--r-md);
  background:
    linear-gradient(135deg, rgba(123, 47, 253, 0.32), rgba(0, 240, 255, 0.08)),
    rgba(11, 16, 43, 0.76);
  box-shadow: 0 18px 46px rgba(0, 0, 0, 0.28);
}

.promptthai-callout__icon,
.category-card__mark,
.radar-feature__mark {
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  border-radius: 13px;
  background: linear-gradient(135deg, #a746ff, #6f2bff);
  color: var(--white);
  font: 800 1.35rem/1 var(--font-head);
  box-shadow: 0 0 26px rgba(123, 47, 253, 0.45);
}

.promptthai-callout strong,
.category-card strong,
.command-tile strong,
.radar-feature strong {
  color: var(--white);
  font-family: var(--font-head);
}

.promptthai-callout p {
  color: rgba(229, 231, 235, 0.74);
  font-size: 0.88rem;
  line-height: 1.45;
}

.command-center,
.studio-ops-panel,
.portfolio-radar {
  position: relative;
  min-width: 0;
  border: 1px solid rgba(0, 240, 255, 0.2);
  border-radius: 28px;
  background:
    linear-gradient(180deg, rgba(10, 19, 51, 0.88), rgba(5, 10, 31, 0.92)),
    radial-gradient(circle at 50% 0%, rgba(0, 240, 255, 0.14), transparent 24rem);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.08),
    0 24px 90px rgba(0, 0, 0, 0.46),
    0 0 0 1px rgba(123, 47, 253, 0.12);
  overflow: hidden;
}

.command-center::before,
.studio-ops-panel::before,
.portfolio-radar::before {
  content: "";
  position: absolute;
  inset: -1px;
  pointer-events: none;
  background:
    linear-gradient(90deg, transparent 0 16%, rgba(0, 240, 255, 0.22) 20%, transparent 24% 76%, rgba(255, 45, 149, 0.2) 82%, transparent 88%),
    radial-gradient(circle at 88% 18%, rgba(255, 45, 149, 0.18), transparent 14rem);
  opacity: 0.85;
}

.command-center {
  padding: clamp(1rem, 2vw, 1.5rem);
}

.command-center__topline,
.studio-ops-panel__header,
.portfolio-radar__header {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--sp-4);
  color: var(--cyber-blue);
  font: 700 0.84rem/1 var(--font-head);
  letter-spacing: 0.08em;
}

.command-center__topline {
  justify-content: center;
  min-height: 32px;
  border-bottom: 1px solid rgba(0, 240, 255, 0.18);
}

.command-center__tiles {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 0.85rem;
}

.command-tile {
  min-height: 220px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.65rem;
  padding: 1rem 0.85rem;
  text-align: center;
  border: 1px solid rgba(0, 240, 255, 0.22);
  border-radius: 18px;
  color: var(--text);
  background:
    linear-gradient(180deg, rgba(16, 35, 76, 0.72), rgba(7, 15, 43, 0.82));
  box-shadow: inset 0 0 32px rgba(0, 240, 255, 0.05);
}

.command-tile.is-featured,
.category-card.is-featured {
  border-color: rgba(255, 45, 149, 0.5);
  background:
    linear-gradient(180deg, rgba(66, 25, 111, 0.72), rgba(16, 13, 49, 0.86));
  box-shadow: inset 0 0 42px rgba(255, 45, 149, 0.08), 0 0 36px rgba(123, 47, 253, 0.16);
}

.command-tile:hover,
.category-card:hover,
.radar-feature:hover {
  transform: translateY(-4px);
  border-color: rgba(0, 240, 255, 0.6);
  color: var(--white);
}

.command-tile__icon {
  display: grid;
  place-items: center;
  min-width: 48px;
  height: 48px;
  color: #a8d8ff;
  font: 800 1.1rem/1 var(--font-head);
}

.command-tile.is-featured .command-tile__icon {
  min-width: 58px;
  height: 58px;
  border-radius: 15px;
  background: linear-gradient(135deg, #d64dff, #6d2cff);
  color: var(--white);
}

.command-tile small {
  color: rgba(229, 231, 235, 0.68);
  line-height: 1.45;
}

.command-tile__arrow {
  display: grid;
  place-items: center;
  width: 34px;
  height: 30px;
  margin-top: 0.25rem;
  border-radius: 10px;
  color: var(--cyber-blue);
  background: rgba(0, 240, 255, 0.08);
}

.command-center__dash {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.75rem;
  margin-top: var(--sp-4);
}

.command-center__dash span {
  height: 54px;
  border: 1px solid rgba(0, 240, 255, 0.14);
  border-radius: 12px;
  background:
    linear-gradient(90deg, rgba(0, 240, 255, 0.1) 25%, transparent 25% 35%, rgba(123, 47, 253, 0.12) 35% 55%, transparent 55%),
    rgba(7, 15, 43, 0.75);
}

.product-category-strip {
  padding-top: 0;
}

.category-panel {
  border: 1px solid rgba(123, 47, 253, 0.24);
  border-radius: 22px;
  padding: clamp(1.25rem, 3vw, 2rem);
  background:
    linear-gradient(180deg, rgba(12, 19, 49, 0.82), rgba(8, 13, 36, 0.74)),
    radial-gradient(circle at 18% 0%, rgba(123, 47, 253, 0.2), transparent 22rem);
  box-shadow: 0 18px 70px rgba(0, 0, 0, 0.28);
}

.category-panel__head {
  display: flex;
  justify-content: space-between;
  gap: var(--sp-4);
  align-items: flex-end;
  margin-bottom: var(--sp-4);
}

.category-panel__head h2 {
  font-size: clamp(1.45rem, 3vw, 2.1rem);
}

.category-tabs,
.portfolio-quick-nav {
  display: flex;
  gap: 0.55rem;
  overflow-x: auto;
  padding-bottom: 0.2rem;
  scrollbar-width: none;
}

.category-tabs::-webkit-scrollbar,
.portfolio-quick-nav::-webkit-scrollbar {
  display: none;
}

.category-tab,
.portfolio-quick-nav a {
  flex: 0 0 auto;
  padding: 0.72rem 1rem;
  border: 1px solid rgba(123, 47, 253, 0.18);
  border-radius: 12px;
  color: rgba(229, 231, 235, 0.72);
  background: rgba(255, 255, 255, 0.035);
  font: 600 0.95rem/1 var(--font-head);
}

.category-tab.is-active,
.portfolio-quick-nav a.is-active,
.category-tab:hover,
.portfolio-quick-nav a:hover {
  color: var(--white);
  background: linear-gradient(135deg, rgba(123, 47, 253, 0.92), rgba(123, 47, 253, 0.48));
  border-color: rgba(123, 47, 253, 0.58);
}

.category-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.85rem;
  margin-top: var(--sp-4);
}

.category-card {
  min-height: 178px;
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
  padding: 1rem;
  border: 1px solid rgba(0, 240, 255, 0.16);
  border-radius: 18px;
  background: rgba(9, 18, 48, 0.76);
  color: var(--text);
  transition: transform var(--t-base), border-color var(--t-base), color var(--t-base);
}

.category-card__mark {
  width: 44px;
  height: 44px;
  font-size: 1.05rem;
}

.category-card p {
  color: rgba(229, 231, 235, 0.7);
  font-size: 0.92rem;
  line-height: 1.55;
}

.studio-mission-list {
  display: grid;
  gap: 0.75rem;
  max-width: 560px;
  margin-bottom: var(--sp-5);
}

.studio-mission-list > span {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: 0.8rem;
  min-height: 54px;
  padding: 0.75rem 0.9rem;
  border: 1px solid rgba(0, 240, 255, 0.15);
  border-radius: 14px;
  background: rgba(7, 15, 43, 0.56);
}

.studio-mission-list strong {
  color: var(--cyber-blue);
  font: 800 0.95rem/1 var(--font-head);
}

.studio-ops-panel,
.portfolio-radar {
  padding: clamp(1.2rem, 2.6vw, 2rem);
}

.studio-ops-panel__header strong {
  padding: 0.35rem 0.7rem;
  border-radius: var(--r-full);
  color: #071224;
  background: var(--cyber-blue);
  letter-spacing: 0;
}

.ops-timeline {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 0.85rem;
}

.ops-timeline > div {
  padding: 1rem;
  border: 1px solid rgba(123, 47, 253, 0.2);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.04);
}

.ops-timeline span {
  display: block;
  color: var(--cyber-blue);
  font: 700 0.78rem/1 var(--font-head);
  text-transform: uppercase;
}

.ops-timeline strong {
  display: block;
  margin-top: 0.35rem;
  color: var(--white);
  font-size: 1.05rem;
}

.ops-meter {
  position: relative;
  z-index: 1;
  height: 12px;
  margin-block: var(--sp-4);
  overflow: hidden;
  border-radius: var(--r-full);
  background: rgba(255, 255, 255, 0.08);
}

.ops-meter span {
  display: block;
  width: var(--meter);
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--quantum-purple), var(--cyber-blue));
  box-shadow: var(--glow-cyan);
}

.ops-tags {
  position: relative;
  z-index: 1;
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
}

.ops-tags span {
  padding: 0.55rem 0.75rem;
  border: 1px solid rgba(0, 240, 255, 0.18);
  border-radius: var(--r-full);
  color: rgba(229, 231, 235, 0.82);
  background: rgba(0, 240, 255, 0.06);
  font-size: 0.86rem;
}

.portfolio-quick-nav {
  margin-bottom: var(--sp-5);
}

.portfolio-radar__header strong {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 12px;
  color: var(--white);
  background: linear-gradient(135deg, var(--quantum-purple), var(--neon-pink));
}

.radar-feature {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: var(--sp-3);
  align-items: center;
  padding: 1rem;
  border: 1px solid rgba(255, 45, 149, 0.38);
  border-radius: 18px;
  color: var(--text);
  background: rgba(70, 25, 111, 0.36);
}

.radar-feature p {
  color: rgba(229, 231, 235, 0.7);
  font-size: 0.92rem;
}

.radar-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.75rem;
  margin-top: var(--sp-4);
}

.radar-grid span {
  min-height: 76px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(0, 240, 255, 0.16);
  border-radius: 16px;
  color: rgba(229, 231, 235, 0.78);
  background: rgba(9, 18, 48, 0.7);
  font: 700 0.95rem/1 var(--font-head);
}

.portfolio-grid {
  gap: clamp(1rem, 2.2vw, 1.35rem);
}

.portfolio-item {
  border-radius: 20px;
  overflow: hidden;
  background: rgba(9, 18, 48, 0.72);
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.22);
}

.portfolio-thumb {
  min-height: 260px;
  border: 1px solid rgba(0, 240, 255, 0.12);
}

.portfolio-overlay {
  background:
    linear-gradient(180deg, rgba(5, 9, 28, 0.08) 0%, rgba(5, 9, 28, 0.84) 100%);
}

.filter-bar {
  padding: 0.65rem;
  border: 1px solid rgba(123, 47, 253, 0.18);
  border-radius: 18px;
  background: rgba(6, 12, 34, 0.58);
}

.filter-btn {
  border-radius: 12px;
}

@media (max-width: 1180px) {
  .studio-hero__grid {
    grid-template-columns: 1fr;
  }

  .studio-hero h1 {
    max-width: 14ch;
  }

  .command-center__tiles {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 760px) {
  .studio-hero {
    padding-block: calc(var(--header-h) + var(--sp-6)) var(--sp-5);
  }

  .studio-hero__grid {
    gap: var(--sp-5);
  }

  .studio-hero h1 {
    max-width: 100%;
    font-size: clamp(2.6rem, 15vw, 4rem);
  }

  .studio-hero h1 > [data-th],
  .studio-hero h1 > [data-en] {
    font-size: clamp(1.45rem, 7vw, 2.2rem);
  }

  .promptthai-callout {
    grid-template-columns: auto 1fr;
  }

  .promptthai-callout .btn {
    grid-column: 1 / -1;
    width: 100%;
    justify-content: center;
  }

  .command-center {
    border-radius: 22px;
  }

  .command-center__tiles,
  .category-grid,
  .radar-grid {
    grid-template-columns: 1fr;
  }

  .command-tile {
    min-height: 150px;
  }

  .command-center__dash {
    grid-template-columns: repeat(2, 1fr);
  }

  .category-panel__head {
    display: grid;
  }

  .category-panel__head .learn-more {
    justify-self: start;
  }
}

@media (max-width: 460px) {
  .hero-proof {
    display: grid;
  }

  .command-center__dash {
    grid-template-columns: 1fr;
  }

  .category-panel,
  .studio-ops-panel,
  .portfolio-radar {
    border-radius: 18px;
  }
}

/* -----------------------------------------------------------------------------
   34. ZZAX REDESIGN V3 - closer command-center reference fidelity
   -------------------------------------------------------------------------- */
.home-command-hero {
  isolation: isolate;
  display: block;
  min-height: auto;
  padding-block: calc(var(--header-h) + clamp(0.1rem, 0.9vw, 0.9rem)) 1rem;
  background:
    radial-gradient(circle at 84% 22%, rgba(116, 44, 255, 0.2), transparent 34rem),
    radial-gradient(circle at 26% 40%, rgba(0, 190, 255, 0.1), transparent 28rem),
    linear-gradient(180deg, #050914 0%, #071021 52%, #050914 100%);
}

.home-command-hero::after {
  content: "";
  position: absolute;
  z-index: 0;
  top: calc(var(--header-h) + 1rem);
  right: max(0px, calc((100vw - 1440px) / 2));
  width: min(58vw, 850px);
  height: min(47vw, 620px);
  min-height: 420px;
  pointer-events: none;
  opacity: 0.78;
  background:
    linear-gradient(150deg, transparent 0 12%, rgba(18, 41, 86, 0.48) 12% 13%, transparent 13% 100%),
    linear-gradient(22deg, transparent 0 55%, rgba(0, 240, 255, 0.2) 56%, transparent 57%),
    radial-gradient(ellipse at 62% 12%, rgba(157, 103, 255, 0.22), transparent 32%),
    linear-gradient(180deg, rgba(8, 16, 38, 0.96), rgba(5, 10, 24, 0.72) 58%, rgba(4, 7, 16, 0.96)),
    repeating-linear-gradient(90deg, rgba(46, 91, 160, 0.16) 0 1px, transparent 1px 72px);
  border: 1px solid rgba(0, 240, 255, 0.1);
  border-radius: 30px;
  box-shadow:
    inset 0 0 80px rgba(0, 0, 0, 0.65),
    inset 0 0 0 1px rgba(123, 47, 253, 0.14),
    0 0 120px rgba(0, 130, 255, 0.08);
  mask-image: linear-gradient(90deg, transparent 0%, #000 12%, #000 88%, transparent 100%);
}

.home-command-hero .studio-hero__grid {
  grid-template-columns: minmax(470px, 0.74fr) minmax(640px, 1fr);
  gap: clamp(1.4rem, 2.3vw, 2.4rem);
  align-items: center;
  max-width: 1340px;
}

.home-command-hero .studio-kicker {
  min-height: 34px;
  margin-bottom: 1.35rem;
  padding: 0.42rem 0.78rem;
  border-color: rgba(146, 120, 255, 0.34);
  background: rgba(5, 12, 32, 0.78);
  text-transform: uppercase;
}

.home-command-hero .studio-hero h1 {
  max-width: 12.5ch;
  gap: 0.72rem;
  margin-bottom: 1.2rem;
  font-size: clamp(3.55rem, 5.5vw, 5rem);
  line-height: 0.92;
}

.home-command-hero .studio-hero h1 > [data-th],
.home-command-hero .studio-hero h1 > [data-en] {
  max-width: 15ch;
  font-size: clamp(1.92rem, 2.72vw, 2.55rem);
  line-height: 1.16;
}

.home-command-hero .hero-lead {
  max-width: 50ch;
  margin-bottom: 1rem;
  font-size: clamp(0.98rem, 1.18vw, 1.08rem);
  line-height: 1.58;
}

.home-command-hero .hero-proof {
  gap: 1rem 1.35rem;
  margin-bottom: 1rem;
}

.home-command-hero .hero-proof li > span:first-child {
  width: 25px;
  height: 25px;
  border-radius: 9px;
  color: #74f7ff;
  background: rgba(123, 47, 253, 0.12);
  box-shadow:
    inset 0 0 0 1px rgba(0, 240, 255, 0.38),
    0 0 18px rgba(0, 240, 255, 0.16);
}

.home-command-hero .promptthai-callout {
  max-width: 500px;
  min-height: 72px;
  margin-bottom: 1rem;
  padding: 0.82rem 0.95rem;
  border-color: rgba(158, 111, 255, 0.52);
  border-radius: 10px;
  background:
    linear-gradient(90deg, rgba(104, 40, 180, 0.64), rgba(11, 20, 56, 0.68)),
    rgba(10, 16, 40, 0.9);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.08),
    0 0 42px rgba(123, 47, 253, 0.14);
}

.home-command-hero .promptthai-callout .btn {
  min-height: 42px;
  padding-inline: 1rem;
  border-color: rgba(191, 148, 255, 0.5);
  background: rgba(255, 255, 255, 0.06);
}

.home-command-hero .btn-group .btn {
  min-width: 182px;
}

.home-command-hero > .studio-hero__grid .btn-group,
.home-command-hero .studio-hero__copy > .btn-group {
  display: none;
}

.home-command-hero .command-center {
  height: 510px;
  min-height: 0;
  align-self: start;
  padding: 2.55rem 1.1rem 1rem;
  border-color: rgba(35, 150, 255, 0.38);
  border-radius: 28px 28px 10px 10px;
  background:
    linear-gradient(180deg, rgba(7, 19, 45, 0.72), rgba(5, 10, 24, 0.5)),
    radial-gradient(ellipse at 50% 0%, rgba(0, 240, 255, 0.16), transparent 48%);
  box-shadow:
    inset 0 0 0 1px rgba(123, 47, 253, 0.18),
    inset 0 0 80px rgba(0, 0, 0, 0.4),
    0 34px 100px rgba(0, 0, 0, 0.36);
}

.home-command-hero .command-center::before {
  background:
    linear-gradient(90deg, transparent 0 8%, rgba(125, 90, 255, 0.52) 12%, transparent 27%, rgba(0, 240, 255, 0.48) 50%, transparent 73%, rgba(201, 86, 255, 0.52) 88%, transparent 100%),
    linear-gradient(180deg, rgba(14, 36, 76, 0.68), transparent 31%),
    radial-gradient(circle at 16% 18%, rgba(255, 45, 149, 0.1), transparent 16rem);
  opacity: 1;
}

.home-command-hero .command-center::after {
  content: "";
  position: absolute;
  z-index: 0;
  inset: auto 2.2rem 0.9rem;
  height: 82px;
  border-radius: 16px 16px 4px 4px;
  background:
    linear-gradient(90deg, rgba(0, 240, 255, 0.18), transparent 18% 26%, rgba(123, 47, 253, 0.2) 31% 46%, transparent 52% 60%, rgba(0, 240, 255, 0.2) 70%, transparent),
    repeating-linear-gradient(90deg, rgba(83, 160, 255, 0.14) 0 2px, transparent 2px 38px),
    rgba(5, 16, 38, 0.78);
  border: 1px solid rgba(0, 240, 255, 0.18);
  box-shadow: 0 -22px 50px rgba(0, 0, 0, 0.32);
}

.home-command-hero .command-center__topline {
  min-height: 42px;
  margin-bottom: 1.15rem;
  border: 0;
  color: #00eaff;
  text-shadow: 0 0 20px rgba(0, 240, 255, 0.6);
  font-size: 1rem;
}

.home-command-hero .command-center__topline::before,
.home-command-hero .command-center__topline::after {
  content: "";
  flex: 1 1 auto;
  max-width: 190px;
  height: 8px;
  margin-inline: 0.9rem;
  border: 1px solid rgba(71, 123, 255, 0.35);
  border-radius: 999px;
  background: linear-gradient(90deg, transparent, rgba(139, 98, 255, 0.8), transparent);
  box-shadow: 0 0 20px rgba(123, 47, 253, 0.32);
}

.home-command-hero .command-center__tiles {
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 0.78rem;
}

.home-command-hero .command-tile {
  min-height: 210px;
  padding: 1.25rem 0.7rem;
  border-color: rgba(0, 185, 255, 0.42);
  border-radius: 12px;
  background:
    linear-gradient(180deg, rgba(10, 29, 65, 0.84), rgba(4, 11, 31, 0.82)),
    radial-gradient(circle at 50% 0%, rgba(0, 240, 255, 0.18), transparent 54%);
  box-shadow:
    inset 0 0 0 1px rgba(255, 255, 255, 0.04),
    inset 0 0 44px rgba(0, 113, 255, 0.1),
    0 0 22px rgba(0, 142, 255, 0.08);
}

.home-command-hero .command-tile.is-featured,
.home-command-hero .command-tile:last-child {
  border-color: rgba(221, 70, 255, 0.62);
  background:
    linear-gradient(180deg, rgba(42, 18, 68, 0.82), rgba(7, 10, 31, 0.84)),
    radial-gradient(circle at 50% 0%, rgba(255, 45, 149, 0.18), transparent 50%);
}

.home-command-hero .command-tile__icon {
  width: 70px;
  height: 70px;
  min-width: 70px;
  color: #a9d7ff;
  font-size: 2rem;
  text-shadow: 0 0 18px rgba(130, 199, 255, 0.5);
}

.home-command-hero .command-tile.is-featured .command-tile__icon,
.home-command-hero .command-tile:last-child .command-tile__icon {
  width: 74px;
  min-width: 74px;
  height: 74px;
  background: linear-gradient(135deg, #ef4cff, #6d2cff 70%);
  box-shadow: 0 0 34px rgba(181, 69, 255, 0.5);
}

.home-command-hero .command-tile strong {
  font-size: 1.1rem;
}

.home-command-hero .command-tile small {
  min-height: 2.8em;
  font-size: 0.86rem;
  color: rgba(219, 232, 255, 0.78);
}

.home-command-hero .command-tile__arrow {
  width: 36px;
  height: 28px;
  border: 1px solid rgba(71, 123, 255, 0.28);
  color: #b9d7ff;
  background: rgba(45, 72, 145, 0.24);
}

.home-command-hero .command-center__dash {
  margin-top: 1.15rem;
  padding-inline: 0.15rem;
}

.home-command-hero .command-center__dash span {
  height: 58px;
  border-radius: 9px;
  transform: perspective(600px) rotateX(8deg);
}

.hero-metrics {
  position: relative;
  z-index: 2;
  max-width: 1240px;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin-top: clamp(1.1rem, 2.5vw, 2.2rem);
  overflow: hidden;
  border: 1px solid rgba(119, 142, 255, 0.18);
  border-radius: 10px;
  background:
    linear-gradient(180deg, rgba(12, 24, 54, 0.74), rgba(5, 10, 26, 0.78)),
    radial-gradient(circle at 50% 0%, rgba(123, 47, 253, 0.12), transparent 36rem);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.08),
    0 18px 54px rgba(0, 0, 0, 0.28);
}

.hero-metric {
  display: grid;
  grid-template-columns: auto 1fr;
  column-gap: 0.8rem;
  row-gap: 0.1rem;
  align-items: center;
  min-height: 70px;
  padding: 0.9rem 1.4rem;
  border-right: 1px solid rgba(119, 142, 255, 0.14);
}

.hero-metric:last-child {
  border-right: 0;
}

.hero-metric__icon {
  grid-row: span 2;
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  color: #9e66ff;
  font-size: 1.2rem;
}

.hero-metric strong {
  color: var(--white);
  font: 700 1.2rem/1 var(--font-head);
}

.hero-metric small {
  color: rgba(203, 214, 238, 0.72);
  font-size: 0.78rem;
}

.product-category-strip {
  position: relative;
  z-index: 3;
  margin-top: -0.35rem;
  padding-block: 0 2.2rem;
}

.product-category-strip .container {
  max-width: 1240px;
}

.category-panel {
  padding: 1.25rem 1.25rem 1.45rem;
  border-radius: 12px;
  background:
    linear-gradient(180deg, rgba(5, 12, 31, 0.9), rgba(5, 10, 26, 0.86)),
    radial-gradient(circle at 16% 0%, rgba(123, 47, 253, 0.16), transparent 24rem);
}

.category-panel__head {
  align-items: center;
  margin-bottom: 1rem;
}

.product-category-strip .category-panel__head .learn-more {
  display: none;
}

.category-panel__head h2 {
  margin-top: 0.3rem;
  font-size: clamp(1.45rem, 2vw, 1.9rem);
}

.category-tabs {
  justify-content: flex-end;
  margin-top: -3.7rem;
  margin-bottom: 1.1rem;
}

.category-tab {
  min-width: 112px;
  text-align: center;
  border-radius: 9px;
  background: rgba(255, 255, 255, 0.025);
}

.category-grid {
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 0.8rem;
  margin-top: 0;
}

.category-card {
  min-height: 172px;
  padding: 1.05rem;
  border-radius: 10px;
  background:
    linear-gradient(180deg, rgba(11, 27, 60, 0.75), rgba(6, 14, 36, 0.86));
}

.category-card__mark {
  width: 52px;
  height: 52px;
  border-radius: 12px;
  font-size: 1.35rem;
}

@media (max-width: 1180px) {
  .home-command-hero {
    min-height: auto;
  }

  .home-command-hero::after {
    width: 100%;
    height: 520px;
    opacity: 0.34;
    mask-image: linear-gradient(180deg, #000 0%, transparent 100%);
  }

  .home-command-hero .studio-hero__grid {
    grid-template-columns: 1fr;
  }

  .home-command-hero .studio-hero h1 {
    max-width: 13ch;
  }

  .home-command-hero .command-center {
    align-self: auto;
  }

  .category-tabs {
    justify-content: flex-start;
    margin-top: 0;
  }

  .category-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 760px) {
  .home-command-hero {
    padding-block: calc(var(--header-h) + 2.4rem) 1.6rem;
  }

  .home-command-hero::after {
    top: calc(var(--header-h) + 4rem);
    min-height: 360px;
  }

  .home-command-hero .studio-kicker {
    margin-bottom: 1.2rem;
  }

  .home-command-hero .studio-hero h1 {
    font-size: clamp(3.3rem, 15vw, 4.6rem);
  }

  .home-command-hero .studio-hero h1 > [data-th],
  .home-command-hero .studio-hero h1 > [data-en] {
    font-size: clamp(1.8rem, 8.2vw, 2.65rem);
  }

  .home-command-hero .command-center__tiles,
  .category-grid,
  .hero-metrics {
    grid-template-columns: 1fr;
  }

  .home-command-hero .command-tile {
    min-height: 154px;
  }

  .hero-metric {
    border-right: 0;
    border-bottom: 1px solid rgba(119, 142, 255, 0.14);
  }

  .hero-metric:last-child {
    border-bottom: 0;
  }

  .category-panel__head {
    margin-bottom: 1.25rem;
  }
}

@media (max-width: 520px) {
  .home-command-hero .btn-group {
    display: grid;
  }

  .home-command-hero .btn-group .btn {
    width: 100%;
  }

  .home-command-hero .command-center {
    padding-top: 2rem;
  }

  .home-command-hero .command-center__topline::before,
  .home-command-hero .command-center__topline::after {
    display: none;
  }
}

/* -----------------------------------------------------------------------------
   35. ZZAX REDESIGN V4 - reference-locked desktop composition
   -------------------------------------------------------------------------- */
@media (min-width: 1025px) {
  .nav {
    max-width: 1320px;
  }

  .nav-links {
    min-width: 0;
  }

  .nav-links > li > a,
  .nav-links > li > a [data-th],
  .nav-links > li > a [data-en] {
    white-space: nowrap;
  }

  .home-command-hero {
    padding-block: calc(var(--header-h) + clamp(0.55rem, 1.1vw, 1.25rem)) 0.65rem;
    background:
      radial-gradient(circle at 78% 22%, rgba(112, 49, 255, 0.18), transparent 32rem),
      radial-gradient(circle at 22% 38%, rgba(0, 240, 255, 0.08), transparent 26rem),
      linear-gradient(180deg, #050914 0%, #071021 55%, #050914 100%);
  }

  .home-command-hero::after {
    opacity: 0;
  }

  .home-command-hero .studio-hero__grid {
    grid-template-columns: minmax(450px, 0.74fr) minmax(630px, 1fr);
    gap: clamp(1rem, 2vw, 2rem);
    align-items: start;
    max-width: 1320px;
  }

  .home-command-hero.studio-hero h1,
  .home-command-hero h1 {
    max-width: 13.4ch;
    margin-bottom: 0.95rem;
    font-size: clamp(3.3rem, 4.9vw, 4.45rem);
  }

  .home-command-hero.studio-hero h1 > [data-th],
  .home-command-hero.studio-hero h1 > [data-en],
  .home-command-hero.studio-hero h1 [data-th],
  .home-command-hero.studio-hero h1 [data-en],
  .home-command-hero h1 > [data-th],
  .home-command-hero h1 > [data-en],
  .home-command-hero h1 [data-th],
  .home-command-hero h1 [data-en] {
    max-width: 23ch;
    font-size: clamp(1.62rem, 2.15vw, 2.05rem);
    line-height: 1.1;
  }

  .home-command-hero .command-center {
    position: relative;
    height: clamp(500px, 39.2vw, 596px);
    padding: 0;
    border: 0;
    border-radius: 0;
    background: url("../img/zzax-command-center-reference.png") center top / cover no-repeat;
    box-shadow: none;
    overflow: visible;
    transform: translateY(clamp(-4.75rem, -5vw, -3.25rem));
    transform-origin: center right;
    -webkit-mask-image: linear-gradient(90deg, transparent 0%, #000 5%, #000 100%);
    mask-image: linear-gradient(90deg, transparent 0%, #000 5%, #000 100%);
  }

  .home-command-hero .command-center::before,
  .home-command-hero .command-center::after {
    display: none;
  }

  .home-command-hero .command-center__topline,
  .home-command-hero .command-center__dash {
    opacity: 0;
    pointer-events: none;
  }

  .home-command-hero .command-center__tiles {
    position: absolute;
    z-index: 4;
    inset: 18% 2.2% 28% 3.2%;
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 1.1%;
    opacity: 0.01;
  }

  .home-command-hero .command-tile,
  .home-command-hero .command-tile.is-featured,
  .home-command-hero .command-tile:last-child {
    min-height: 0;
    height: 100%;
    padding: 0;
    border: 0;
    background: transparent;
    box-shadow: none;
    color: transparent;
  }

  .home-command-hero .command-tile * {
    opacity: 0;
  }

  .hero-metrics {
    max-width: 1240px;
    margin-top: -4rem;
  }

  .product-category-strip {
    margin-top: 0;
  }
}

@media (min-width: 1281px) {
  .home-command-hero .studio-hero__grid {
    grid-template-columns: minmax(500px, 0.6fr) minmax(780px, 1fr);
    gap: 1rem;
  }

  .home-command-hero .hero-lead {
    max-width: 50ch;
    margin-bottom: 0.85rem;
    font-size: 0.98rem;
  }

  .home-command-hero.studio-hero h1 > [data-th],
  .home-command-hero.studio-hero h1 > [data-en],
  .home-command-hero.studio-hero h1 [data-th],
  .home-command-hero.studio-hero h1 [data-en],
  .home-command-hero h1 > [data-th],
  .home-command-hero h1 > [data-en],
  .home-command-hero h1 [data-th],
  .home-command-hero h1 [data-en] {
    font-size: clamp(2rem, 2.35vw, 2.28rem);
  }

  .home-command-hero .hero-proof {
    margin-bottom: 0.85rem;
  }

  .home-command-hero .promptthai-callout {
    max-width: 500px;
    min-height: 78px;
  }

  .hero-metrics {
    margin-top: -4.45rem;
  }
}

@media (min-width: 1400px) {
  .nav,
  .home-command-hero .studio-hero__grid,
  .hero-metrics,
  .product-category-strip .container {
    max-width: 1302px;
    padding-inline: 0;
  }

  .home-command-hero {
    padding-block: calc(var(--header-h) + 0.25rem) 0.65rem;
  }

  .home-command-hero .studio-hero__grid {
    grid-template-columns: 500px calc(100vw - ((100vw - 1302px) / 2 + 500px));
    gap: 0;
  }

  .home-command-hero.studio-hero h1 > [data-th],
  .home-command-hero.studio-hero h1 [data-th],
  .home-command-hero h1 > [data-th],
  .home-command-hero h1 [data-th] {
    max-width: 18.8ch;
  }

  .home-command-hero .command-center {
    height: 596px;
    transform: translateY(-4rem);
  }

  .hero-metrics {
    margin-top: -4.4rem;
  }

  .category-panel {
    width: 100%;
  }
}

@media (min-width: 1025px) and (max-width: 1280px) {
  .nav {
    max-width: calc(100% - 34px);
    gap: 0.65rem;
    padding-inline: 0;
  }

  .logo {
    gap: 0.42rem;
  }

  .logo-badge {
    width: 48px;
    height: 48px;
  }

  .logo-img {
    width: 132px;
  }

  .nav-links {
    flex: 1 1 auto;
    justify-content: center;
    gap: 0.08rem;
  }

  .nav-links > li > a {
    padding: 0.48rem clamp(0.28rem, 0.62vw, 0.54rem);
    font-size: clamp(0.78rem, 1.1vw, 0.88rem);
    line-height: 1.08;
  }

  .nav-links > li > a.is-active::after {
    left: 0.35rem;
    right: 0.35rem;
  }

  .nav-actions {
    flex: 0 0 auto;
    gap: 0.45rem;
  }

  .lang-toggle button {
    min-width: 34px;
    padding: 0.36rem 0.48rem;
  }

  .nav-cta {
    min-height: 42px;
    padding: 0.72rem 1.05rem;
    font-size: 0.86rem;
  }

  .home-command-hero {
    padding-block: calc(var(--header-h) + 0.9rem) 0.55rem;
  }

  .home-command-hero .studio-hero__grid {
    grid-template-columns: minmax(405px, 0.72fr) minmax(580px, 1fr) !important;
    gap: clamp(0.45rem, 1.1vw, 1.1rem) !important;
    max-width: calc(100% - 68px);
    padding-inline: 0;
  }

  .home-command-hero .studio-kicker {
    min-height: 30px;
    margin-bottom: 0.95rem;
    padding: 0.36rem 0.7rem;
    font-size: 0.73rem;
  }

  .home-command-hero.studio-hero h1,
  .home-command-hero h1 {
    max-width: 13ch;
    margin-bottom: 0.85rem;
    font-size: clamp(3.05rem, 5.35vw, 4.05rem);
    line-height: 0.92;
  }

  .home-command-hero.studio-hero h1 > [data-th],
  .home-command-hero.studio-hero h1 > [data-en],
  .home-command-hero.studio-hero h1 [data-th],
  .home-command-hero.studio-hero h1 [data-en],
  .home-command-hero h1 > [data-th],
  .home-command-hero h1 > [data-en],
  .home-command-hero h1 [data-th],
  .home-command-hero h1 [data-en] {
    max-width: 22ch;
    font-size: clamp(1.5rem, 2.45vw, 1.95rem);
    line-height: 1.1;
  }

  .home-command-hero .hero-lead {
    max-width: 48ch;
    margin-bottom: 0.7rem;
    font-size: clamp(0.82rem, 1.22vw, 0.94rem);
    line-height: 1.52;
  }

  .home-command-hero .hero-proof {
    gap: 0.5rem 0.85rem;
    margin-bottom: 0.75rem;
    font-size: 0.78rem;
  }

  .home-command-hero .hero-proof li > span:first-child {
    width: 22px;
    height: 22px;
    border-radius: 7px;
  }

  .home-command-hero .promptthai-callout {
    max-width: 440px;
    min-height: 64px;
    margin-bottom: 0;
    padding: 0.68rem 0.72rem;
  }

  .home-command-hero .promptthai-callout__icon {
    width: 46px;
    height: 46px;
    border-radius: 10px;
    font-size: 1.15rem;
  }

  .home-command-hero .promptthai-callout strong {
    font-size: 0.9rem;
  }

  .home-command-hero .promptthai-callout p {
    font-size: 0.78rem;
    line-height: 1.35;
  }

  .home-command-hero .promptthai-callout .btn {
    min-height: 38px;
    padding-inline: 0.9rem;
    font-size: 0.78rem;
  }

  .home-command-hero .command-center {
    height: clamp(500px, 45vw, 540px);
    background-size: contain;
    background-position: center top;
    transform: translateY(clamp(-4rem, -5vw, -3.2rem)) scale(1.02);
    transform-origin: center right;
  }

  .hero-metrics {
    max-width: calc(100% - 68px);
    margin-top: -3.7rem;
  }

  .hero-metric {
    min-height: 62px;
    padding: 0.72rem 1rem;
  }

  .category-panel {
    max-width: calc(100% - 68px);
    margin-inline: auto;
    padding: 1rem 1rem 1.2rem;
  }
}


/* portfolio-card-revamp-2026-07-15 */
.portfolio-item{ display:flex; flex-direction:column; background:#161a35; }
.portfolio-thumb{ aspect-ratio:4/3; }
.portfolio-thumb img{ width:100%; height:100%; object-fit:cover; display:block; }
.portfolio-overlay{
  position:static; min-height:0; background:none;
  backdrop-filter:none; -webkit-backdrop-filter:none;
  align-items:center; justify-content:flex-start;
  padding:var(--sp-4); gap:var(--sp-2);
}
.portfolio-item:hover .portfolio-overlay,
.portfolio-item:focus-within .portfolio-overlay{ min-height:0; background:none; }


/* mobile-nav-grid-fix-2026-07-16 */
@media (max-width: 1024px){
  /* header has backdrop-filter -> it becomes the containing block for the
     fixed drawer, so top+bottom collapse. Pin height to the viewport. */
  .nav.is-open .nav-links,
  .nav-links{ height: calc(100vh - var(--header-h)); height: calc(100dvh - var(--header-h)); bottom: auto; }
}
@media (max-width: 768px){
  .portfolio-grid{ grid-template-columns: repeat(2, 1fr) !important; gap: 0.7rem; }
}
@media (max-width: 560px){
  .portfolio-overlay{ padding: 0.7rem 0.55rem !important; gap: 0.35rem; }
  .portfolio-overlay .portfolio-title{ font-size: 0.95rem; }
  .portfolio-overlay .portfolio-cat{ font-size: 0.66rem; }
  .portfolio-overlay .btn{ font-size: 0.78rem; padding: 0.4rem 0.8rem; }
}