/* ============================================================
   [STUDIO NAME] — design-led, AI-powered
   Palette sampled from footage: near-black base, magenta/lilac glow
   ============================================================ */

:root {
  --bg-dark: #0c0a0f;
  --bg-darker: #070608;
  --bg-panel: #14101a;
  --text-on-dark: #f3eef7;
  --text-muted: #b9a9c6;
  --text-dim: #8a7a98;
  --accent: #d98bff;
  --accent-bright: #f4c6ff;
  --accent-deep: #8b4fb0;
  --glow: #e7b9ff;
  --line: rgba(217, 139, 255, 0.18);
  --font-display: 'Space Grotesk', 'Helvetica Neue', sans-serif;
  --font-body: 'Satoshi', system-ui, sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scrollbar-width: none; }
html::-webkit-scrollbar { display: none; }

body {
  background: var(--bg-dark);
  color: var(--text-on-dark);
  font-family: var(--font-body);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

::selection { background: var(--accent); color: #14101a; }

/* ---------------- Loader ---------------- */
#loader {
  position: fixed; inset: 0; z-index: 9999;
  background: var(--bg-darker);
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  gap: 1.6rem;
  transition: opacity 0.7s ease, visibility 0.7s ease;
}
#loader.hidden { opacity: 0; visibility: hidden; }
.loader-brand {
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 4vw, 2.2rem);
  letter-spacing: 0.35em;
  text-transform: uppercase;
  color: var(--text-on-dark);
  font-weight: 500;
}
.loader-track {
  width: min(280px, 60vw); height: 2px;
  background: rgba(255,255,255,0.08); overflow: hidden;
}
#loader-bar {
  height: 100%; width: 0%;
  background: linear-gradient(90deg, var(--accent-deep), var(--accent-bright));
  transition: width 0.2s ease;
}
#loader-percent {
  font-size: 0.78rem; letter-spacing: 0.3em;
  color: var(--text-dim); font-variant-numeric: tabular-nums;
}

/* ---------------- Header ---------------- */
.site-header {
  position: fixed; top: 0; left: 0; width: 100%; z-index: 200;
  display: flex; align-items: center; justify-content: space-between;
  padding: 1.6rem clamp(1.4rem, 4vw, 3rem);
  /* mix-blend-mode:difference put the header on its own compositing layer and made it
     glitch/detach over the scroll-driven canvas. A subtle gradient + blur keeps it
     reliably pinned and legible over both the dark hero and the bright deer. */
  background: linear-gradient(180deg, rgba(7,6,8,0.82) 0%, rgba(7,6,8,0) 100%);
  backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
}
.site-header .logo {
  font-family: var(--font-display);
  font-weight: 600; font-size: 1.05rem;
  letter-spacing: 0.18em; text-transform: uppercase;
  color: #fff; text-decoration: none;
  width:100px;
}
.site-header .logo img {
  width:100px;
  margin-left:70px;
}
.site-header nav { display: flex; gap: clamp(1rem, 2.5vw, 2.4rem); }
.site-header nav a {
  color: #fff; text-decoration: none;
  font-size: 0.8rem; letter-spacing: 0.12em;
  text-transform: uppercase; opacity: 0.85;
  transition: opacity 0.3s ease;
}
.site-header nav a:hover { opacity: 1; }

/* Hamburger toggle — CSS-only (hidden checkbox + label), shown below 560px */
.nav-toggle { display: none; }            /* the checkbox, always hidden */
.nav-burger { display: none; }            /* the label/button, hidden on desktop */
.nav-backdrop { display: none; }          /* scrim behind the open menu, hidden on desktop */

/* ---------------- Focus states (keyboard a11y) ---------------- */
a:focus-visible,
button:focus-visible,
.cta-button:focus-visible,
.site-header nav a:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 4px;
}

/* ---------------- Skip link ---------------- */
.skip-link {
  position: fixed; top: 0; left: 0; z-index: 9999;
  background: var(--accent-bright); color: #14101a;
  font-family: var(--font-display); font-weight: 600;
  padding: 0.8rem 1.4rem; text-decoration: none;
  transform: translateY(-120%);
  transition: transform 0.2s ease;
}
.skip-link:focus-visible { transform: translateY(0); outline: none; }

/* ---------------- Reduce-motion toggle ---------------- */
.reduce-motion-toggle {
  position: fixed; right: 1.2rem; bottom: 1.2rem; z-index: 500;
  display: inline-flex; align-items: center; gap: 0.5rem;
  font-family: var(--font-body); font-size: 0.72rem;
  letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--text-on-dark);
  background: rgba(20,16,26,0.72); backdrop-filter: blur(8px);
  border: 1px solid var(--line); border-radius: 100px;
  padding: 0.6rem 1rem; cursor: pointer;
  transition: border-color 0.25s ease, color 0.25s ease;
}
.reduce-motion-toggle:hover { border-color: var(--accent); }
.reduce-motion-toggle .dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--text-dim); transition: background 0.25s ease;
}
.reduce-motion-toggle[aria-pressed="true"] .dot { background: var(--accent-bright); }

/* ---------------- Hero ---------------- */
.hero-standalone {
  position: relative; z-index: 150;
  height: 100vh; width: 100%;
  background: radial-gradient(120% 90% at 70% 30%, #1b1322 0%, var(--bg-darker) 70%);
  display: flex; flex-direction: column; justify-content: center;
  padding: 0 clamp(1.4rem, 6vw, 7rem);
  overflow: hidden;
}
.hero-standalone::after {
  content: ""; position: absolute; right: -10%; top: 20%;
  width: 55vmax; height: 55vmax;
  background: radial-gradient(circle, rgba(231,185,255,0.16) 0%, transparent 60%);
  pointer-events: none;
}
.hero-standalone .section-label { margin-bottom: 1.6rem; }
.hero-heading {
  font-family: var(--font-display);
  font-size: clamp(3.4rem, 12vw, 12rem);
  line-height: 1.1; font-weight: 600;
  letter-spacing: -0.02em; max-width: 14ch;
}
.hero-heading .word {
  display: inline-block; overflow: hidden; vertical-align: top;
  /* the reveal mask only needs to clip vertically; pad the sides so glyph overshoot
     (Space Grotesk's S/O, italics) isn't shaved by the horizontal edge of overflow:hidden */
  padding: 0 0.08em; margin: 0 -0.08em;
}
.hero-heading .word span { display: inline-block; }
.hero-heading em {
  font-style: italic; font-weight: 400;
  background: linear-gradient(120deg, var(--accent-bright), var(--accent));
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
  /* background-clip:text paints only the glyph advance box, which excludes the italic
     S's right overshoot — pad the box out (and compensate) so the S isn't clipped */
  display: inline-block; padding-right: 0.12em; margin-right: -0.12em;
}
.hero-tagline {
  margin-top: 2.2rem; max-width: 46ch;
  font-size: clamp(1rem, 1.6vw, 1.25rem);
  line-height: 1.55; color: var(--text-muted);
}
.scroll-indicator {
  position: absolute; bottom: 2.4rem; left: clamp(1.4rem, 6vw, 7rem);
  display: flex; align-items: center; gap: 0.8rem;
  font-size: 0.72rem; letter-spacing: 0.28em;
  text-transform: uppercase; color: var(--text-dim);
}
.scroll-indicator .arrow {
  width: 1px; height: 38px;
  background: linear-gradient(var(--accent), transparent);
  animation: scrollPulse 1.8s ease-in-out infinite;
}
@keyframes scrollPulse { 0%,100%{transform:scaleY(1);opacity:1} 50%{transform:scaleY(0.5);opacity:0.4} }

/* ---------------- Shared bits ---------------- */
.section-label {
  display: inline-block;
  font-size: 0.74rem; letter-spacing: 0.3em;
  text-transform: uppercase; color: var(--accent);
  font-weight: 500;
}

/* ---------------- Canvas ---------------- */
.canvas-wrap {
  position: fixed; inset: 0; z-index: 1;
  clip-path: circle(0% at 50% 50%);
}
#canvas { width: 100%; height: 100%; display: block; }

#dark-overlay {
  position: fixed; inset: 0; z-index: 2;
  background: var(--bg-darker); opacity: 0;
  pointer-events: none;
}

/* Desktop text scrim — protects side-aligned copy over the bright canvas (WCAG 4.5:1) */
.canvas-scrim {
  position: fixed; inset: 0; z-index: 2;
  pointer-events: none;
  background:
    linear-gradient(90deg, rgba(7,6,8,0.62) 0%, rgba(7,6,8,0.10) 34%, rgba(7,6,8,0) 46%),
    linear-gradient(270deg, rgba(7,6,8,0.62) 0%, rgba(7,6,8,0.10) 34%, rgba(7,6,8,0) 46%);
}

/* ---------------- Marquee ---------------- */
.marquee-wrap {
  position: fixed; top: 50%; left: 0; width: 100%;
  transform: translateY(-50%);
  z-index: 3; pointer-events: none;
  opacity: 0; mix-blend-mode: overlay;
}
.marquee-text {
  white-space: nowrap;
  font-family: var(--font-display);
  font-size: 13vw; font-weight: 700;
  letter-spacing: -0.02em;
  color: rgba(255,255,255,0.07);
  -webkit-text-stroke: 1px rgba(231,185,255,0.4);
}

/* ---------------- Scroll container & sections ---------------- */
#scroll-container { position: relative; z-index: 4; height: 900vh; }

.scroll-section {
  position: absolute; left: 0; width: 100%;
  transform: translateY(-50%);
  pointer-events: none;
}
.scroll-section .section-inner { pointer-events: auto; }

.align-left  { padding-left: 5vw;  padding-right: 55vw; }
.align-right { padding-left: 55vw; padding-right: 5vw; text-align: right; }
.align-left .section-inner,
.align-right .section-inner { max-width: 40vw; }
.align-right .section-inner { margin-left: auto; }

.section-label + .section-heading { margin-top: 1.2rem; }
.section-heading {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 4.5vw, 4.6rem);
  line-height: 1.0; font-weight: 600;
  letter-spacing: -0.02em;
}
.section-heading em {
  font-style: italic; font-weight: 400; color: var(--accent);
}
.section-body {
  margin-top: 1.4rem;
  font-size: clamp(1rem, 1.3vw, 1.15rem);
  line-height: 1.6; color: var(--text-muted);
}
.section-note {
  margin-top: 1.4rem; font-size: 0.82rem;
  letter-spacing: 0.05em; color: var(--text-dim);
}

/* ---------------- Stats ---------------- */
/* Positioned like content sections: zero-height, centered via translateY(-50%) on .scroll-section */
.section-stats {
  padding: 0 6vw; text-align: center;
}
.stats-grid {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: clamp(1.5rem, 4vw, 4rem); width: 100%; max-width: 1100px;
  margin: 0 auto;
}
.stat { display: flex; flex-direction: column; align-items: center; gap: 0.5rem; }
.stat-number {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 6vw, 5.5rem);
  font-weight: 600; line-height: 1;
  color: var(--accent-bright);
  font-variant-numeric: tabular-nums;
}
.stat-suffix {
  font-family: var(--font-display);
  font-size: clamp(1rem, 1.6vw, 1.4rem);
  color: var(--accent); margin-top: -0.3rem;
}
.stat-label {
  font-size: 0.78rem; letter-spacing: 0.16em;
  text-transform: uppercase; color: var(--text-dim);
  max-width: 16ch;
}

/* ---------------- CTA ---------------- */
/* Positioned like content sections: zero-height, centered via translateY(-50%) on .scroll-section */
.section-cta { text-align: center; padding: 0 6vw;
  display: flex; flex-direction: column; align-items: center; }
.section-cta .section-heading { max-width: 18ch; }
.cta-row { margin-top: 2.4rem; display: flex; gap: 1rem; flex-wrap: wrap; justify-content: center; }
.cta-button {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.92rem; letter-spacing: 0.08em;
  text-transform: uppercase; text-decoration: none;
  padding: 1.05rem 2.4rem; border-radius: 100px;
  background: var(--accent-bright); color: #14101a;
  font-weight: 600;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  margin-left: 3vw;
  margin-right: 3vw;
  margin-top:5px;
}
.cta-buttonNospace {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.92rem; letter-spacing: 0.08em;
  text-transform: uppercase; text-decoration: none;
  padding: 1.05rem 2.4rem; border-radius: 100px;
  background: var(--accent-bright); color: #14101a;
  font-weight: 600;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  margin-top:5px;
}

/* CTA inside content sections: breathing room below the body, and the button aligned to
   the SAME edge as its section's text — left edge in left sections, right edge in right
   sections — so it always sits tied to the copy instead of swinging to the far side. */
.section-content .section-inner { display: flex; flex-direction: column; }
.align-left  .section-inner { align-items: flex-start; }
.align-right .section-inner { align-items: flex-end; }
.section-content .section-inner .cta-button { margin-top: 1.8rem; }
.cta-button:hover { transform: translateY(-3px); box-shadow: 0 12px 40px rgba(231,185,255,0.35); }
.cta-button.ghost {
  background: transparent; color: var(--text-on-dark);
  border: 1px solid var(--line);
}
.cta-button.ghost:hover { box-shadow: none; border-color: var(--accent); }

/* ============================================================
   SUBPAGE styles (lighter single-scroll detail pages)
   ============================================================ */
.subpage { position: relative; }
.sub-hero {
  min-height: 92vh; display: flex; flex-direction: column; justify-content: center;
  padding: 0 clamp(1.4rem, 8vw, 9rem);
  background: radial-gradient(110% 80% at 80% 20%, #1c1226 0%, var(--bg-darker) 70%);
  position: relative; overflow: hidden;
}
.sub-hero::after {
  content: ""; position: absolute; left: -10%; bottom: -20%;
  width: 50vmax; height: 50vmax;
  background: radial-gradient(circle, rgba(217,139,255,0.14) 0%, transparent 60%);
}
.sub-index { font-family: var(--font-display); font-size: 0.9rem; color: var(--text-dim); letter-spacing: 0.2em; margin-bottom: 1.4rem; }
.sub-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(3rem, 9vw, 8.5rem); line-height: 0.95;
  font-weight: 600; letter-spacing: -0.02em; max-width: 16ch;
}
.sub-hero h1 em { font-style: italic; font-weight: 400; color: var(--accent); }
.sub-hero p { margin-top: 2rem; max-width: 50ch; color: var(--text-muted); font-size: clamp(1rem,1.5vw,1.2rem); line-height: 1.6; }

.sub-section {
  max-width: 1100px; margin: 0 auto;
  padding: clamp(5rem, 12vh, 11rem) clamp(1.4rem, 6vw, 3rem);
  display: grid; grid-template-columns: 0.8fr 1.2fr; gap: clamp(2rem, 6vw, 5rem);
  align-items: start;
}
.sub-section .s-label { font-size: 0.74rem; letter-spacing: 0.28em; text-transform: uppercase; color: var(--accent); }
.sub-section h2 { font-family: var(--font-display); font-size: clamp(1.8rem, 3.5vw, 3rem); font-weight: 600; line-height: 1.05; letter-spacing: -0.01em; }
.sub-section p { color: var(--text-muted); font-size: 1.08rem; line-height: 1.65; margin-top: 0.6rem; }
.sub-section ul { list-style: none; margin-top: 1.4rem; display: grid; gap: 0.9rem; }
.sub-section li { color: var(--text-muted); padding-left: 1.4rem; position: relative; line-height: 1.5; }
.sub-section li::before { content: "→"; position: absolute; left: 0; color: var(--accent); }
.sub-divider { height: 1px; background: var(--line); max-width: 1100px; margin: 0 auto; }

.sub-cta {
  text-align: center; padding: clamp(6rem,16vh,12rem) 2rem;
  background: radial-gradient(80% 120% at 50% 0%, #1c1226 0%, var(--bg-dark) 70%);
}
.sub-cta h2 { font-family: var(--font-display); font-size: clamp(2.2rem,6vw,5rem); font-weight: 600; line-height: 1; max-width: 16ch; margin: 0 auto; letter-spacing: -0.02em; }
.sub-cta .cta-row { margin-top: 2.4rem; }
.sub-footer {
  border-top: 1px solid var(--line);
  padding: 2.4rem clamp(1.4rem,6vw,3rem);
  display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 1rem;
  color: var(--text-dim); font-size: 0.82rem; letter-spacing: 0.05em;
}
.sub-footer a { color: var(--text-muted); text-decoration: none; }
.sub-footer a:hover { color: var(--accent); }
.reveal { opacity: 0; transform: translateY(40px); transition: opacity 0.9s ease, transform 0.9s ease; }
.reveal.in { opacity: 1; transform: none; }

/* ---------------- Mobile ---------------- */
@media (max-width: 768px) {
  .align-left, .align-right { padding: 0 6vw; text-align: left; }
  .align-right { text-align: left; }
  .align-left .section-inner, .align-right .section-inner { max-width: 100%; margin: 0; }
  .scroll-section .section-inner {
    background: transparent; backdrop-filter: blur(6px);
    padding: 1.6rem; border-radius: 14px; border: 1px solid var(--line);
  }
  /**rgba(7,6,8,0.78)**/
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .site-header nav { gap: 0.9rem; }
  .site-header nav a { font-size: 0.66rem; }
  .sub-section { grid-template-columns: 1fr; }
  .marquee-text { font-size: 22vw; }
  .canvas-scrim { display: none; } /* mobile uses per-section card scrims instead */
}

/* ---------------- 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-indicator .arrow { animation: none; }
  /* JS also disables Lenis + ScrollTrigger and reveals everything statically (see app.js) */
}
/* When reduced motion is active (media query or user toggle), JS adds .rm to <html> */
.rm .canvas-wrap { clip-path: none !important; }
.rm .marquee-wrap { display: none; }
.rm .scroll-indicator { display: none; }
.rm .scroll-section { opacity: 1 !important; }

/* Reduced-motion: sections become a readable vertical document, not scrubbed overlays */
.rm #dark-overlay { opacity: 0.78 !important; } /* steady scrim so stacked text stays legible over canvas */
.rm .scroll-section.rm-static {
  position: relative; top: auto; transform: none;
  min-height: auto; height: auto;
  padding: clamp(3rem, 8vh, 6rem) clamp(1.4rem, 6vw, 4rem);
  max-width: 760px; margin: 0 auto;
}
.rm .scroll-section.rm-static .section-inner { max-width: 100%; margin: 0; }
.rm .section-stats.rm-static { max-width: 1100px; }
.rm .section-cta.rm-static, .rm .section-stats.rm-static { display: block; text-align: left; }
.rm .section-cta.rm-static .cta-row { justify-content: flex-start; }

/* ================= Contact form ================= */
.lead-form { width: 100%; max-width: 560px; display: grid; gap: 1.1rem; }
.lead-form .field { display: grid; gap: 0.45rem; }
.lead-form .row-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 1.1rem; }
.lead-form label {
  font-family: var(--font-display); font-size: 0.72rem; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--text-muted);
}
.lead-form input,
.lead-form select,
.lead-form textarea {
  width: 100%; font-family: var(--font-body); font-size: 1rem; color: var(--text-on-dark);
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--line); border-radius: 12px;
  padding: 0.85rem 1rem; transition: border-color 0.25s, background 0.25s, box-shadow 0.25s;
}
.lead-form textarea { min-height: 130px; resize: vertical; }
.lead-form select { appearance: none; cursor: pointer;
  background-image: linear-gradient(45deg, transparent 50%, var(--text-muted) 50%), linear-gradient(135deg, var(--text-muted) 50%, transparent 50%);
  background-position: right 1.1rem center, right 0.85rem center;
  background-size: 6px 6px, 6px 6px; background-repeat: no-repeat;
}
.lead-form input::placeholder,
.lead-form textarea::placeholder { color: var(--text-dim); }
.lead-form input:focus,
.lead-form select:focus,
.lead-form textarea:focus {
  outline: none; border-color: var(--accent);
  background: rgba(217,139,255,0.06);
  box-shadow: 0 0 0 3px rgba(217,139,255,0.12);
}
.lead-form .field.invalid input,
.lead-form .field.invalid select,
.lead-form .field.invalid textarea { border-color: #ff6b8a; }
.lead-form .err { font-size: 0.74rem; color: #ff8aa0; min-height: 0; }
/* honeypot — hidden from humans */
.lead-form .hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.lead-form .form-actions { display: flex; align-items: stretch; gap: 1rem; flex-wrap: wrap; margin-top: 0.4rem; }
/* Submit button and the ghost link sit in the same row — match their box metrics so
   they're the same height and their labels align on one line. */
.lead-form .form-actions .cta-button {
  display: inline-flex; align-items: center;
  font-size: 0.95rem; padding: 0.9rem 1.8rem; line-height: 1;
}
.lead-form button[type="submit"] {
  display: inline-flex; align-items: center; line-height: 1;
  font-family: var(--font-body); font-size: 0.95rem; letter-spacing: 0.02em; cursor: pointer;
  color: var(--bg-darker); background: var(--accent);
  border: none; border-radius: 100px; padding: 0.9rem 1.8rem;
  transition: transform 0.2s, background 0.25s, box-shadow 0.25s;
}
.lead-form .form-actions .form-status { display: flex; align-items: center; margin: 0; }
.lead-form button[type="submit"]:hover { transform: translateY(-2px); background: var(--accent-bright); box-shadow: 0 10px 30px -10px var(--accent); }
.lead-form button[type="submit"]:disabled { opacity: 0.55; cursor: default; transform: none; box-shadow: none; }
.form-status { font-size: 0.9rem; line-height: 1.5; }
.form-status.success { color: #7ee0b0; }
.form-status.error { color: #ff8aa0; }
@media (max-width: 560px) {
  .lead-form .row-2 { grid-template-columns: 1fr; }

  .cta-button {
    margin-right: 0vw;
    margin-left: 15vw;
  }

  .site-header .logo img {margin-left:0px;}

  /* ============================================================
     Hamburger menu — "glow-glass" refinement
     A circular glass capsule trigger + a floating, glowing
     menu card with staggered, index-numbered links.
     ============================================================ */

  /* --- Trigger: glass capsule with accent ring --- */
  .nav-burger {
    display: flex; flex-direction: column; justify-content: center; align-items: center;
    gap: 5px; width: 46px; height: 46px;
    cursor: pointer; z-index: 260; position: relative;
    padding: 0; border-radius: 50%;
    background: rgba(20,16,26,0.55);
    border: 1px solid var(--line);
    backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
    transition: border-color 0.35s ease, box-shadow 0.35s ease, background 0.35s ease;
  }
  .nav-burger:hover { border-color: var(--accent); box-shadow: 0 0 24px -6px rgba(217,139,255,0.5); }
  .nav-burger span {
    display: block; height: 1.5px; width: 20px;
    background: var(--text-on-dark); border-radius: 2px;
    transition: transform 0.4s cubic-bezier(0.65,0,0.35,1),
                opacity 0.25s ease, background 0.35s ease, width 0.4s ease;
  }

  /* --- Scrim behind the open menu --- */
  .nav-backdrop {
    display: block; position: fixed; inset: 0; z-index: 240;
    background: radial-gradient(120% 80% at 85% 0%, rgba(20,12,30,0.55), rgba(5,4,8,0.78));
    backdrop-filter: blur(2px); -webkit-backdrop-filter: blur(2px);
    opacity: 0; pointer-events: none;
    transition: opacity 0.45s ease;
  }

  /* --- Menu: a floating glass card, not a full-width slab --- */
  .site-header nav {
    position: absolute; top: calc(100% + 0.5rem); right: clamp(1rem, 4vw, 2rem);
    z-index: 250;
    flex-direction: column; align-items: stretch;
    gap: 0; width: min(78vw, 320px);
    padding: 0.6rem 0.6rem 0.8rem;
    border-radius: 20px;
    background:
      linear-gradient(180deg, rgba(28,20,38,0.92) 0%, rgba(12,10,15,0.94) 100%);
    border: 1px solid var(--line);
    backdrop-filter: blur(20px) saturate(1.2); -webkit-backdrop-filter: blur(20px) saturate(1.2);
    box-shadow:
      0 30px 80px -20px rgba(0,0,0,0.7),
      0 0 60px -20px rgba(217,139,255,0.35),
      inset 0 1px 0 rgba(255,255,255,0.06);
    /* collapsed by default — scale/fade from the burger's corner */
    transform-origin: top right;
    transform: translateY(-8px) scale(0.96);
    opacity: 0; pointer-events: none;
    transition: opacity 0.3s ease, transform 0.4s cubic-bezier(0.34,1.3,0.64,1);
  }
  /* gradient hairline along the top edge */
  .site-header nav::before {
    content: ""; position: absolute; top: 0; left: 18%; right: 18%; height: 1px;
    background: linear-gradient(90deg, transparent, var(--accent-bright), transparent);
    opacity: 0.7;
  }

  .site-header nav a {
    counter-increment: navitem;
    position: relative;
    display: flex; align-items: baseline; gap: 0.7rem;
    font-family: var(--font-display);
    font-size: 0.82rem; letter-spacing: 0.14em;
    opacity: 0; transform: translateX(10px);
    padding: 0.95rem 1rem; width: 100%;
    border-radius: 12px;
    text-align: left;
    transition: background 0.3s ease, color 0.3s ease, transform 0.3s ease;
  }
  /* editorial index number prefix: 01 / 02 / 03 … */
  .site-header nav a::before {
    content: "0" counter(navitem);
    font-size: 0.62rem; letter-spacing: 0.1em;
    color: var(--accent); opacity: 0.65;
    font-variant-numeric: tabular-nums;
  }
  /* left glow marker that grows on hover/active */
  .site-header nav a::after {
    content: ""; position: absolute; left: 0; top: 50%;
    width: 2px; height: 0; transform: translateY(-50%);
    background: linear-gradient(var(--accent-bright), var(--accent));
    border-radius: 2px; transition: height 0.3s ease;
  }
  .site-header nav a:hover,
  .site-header nav a[aria-current="page"] {
    background: rgba(217,139,255,0.08);
    color: var(--accent-bright);
  }
  .site-header nav a:hover::after,
  .site-header nav a[aria-current="page"]::after { height: 55%; }

  /* ---------- OPEN STATE (checkbox checked) ---------- */
  .nav-toggle:checked ~ nav { opacity: 1; pointer-events: auto; transform: translateY(0) scale(1); }
  .nav-toggle:checked ~ .nav-backdrop { opacity: 1; pointer-events: auto; }

  /* staggered link reveal */
  .nav-toggle:checked ~ nav a { opacity: 1; transform: translateX(0); }
  .nav-toggle:checked ~ nav a:nth-child(1) { transition-delay: 0.08s; }
  .nav-toggle:checked ~ nav a:nth-child(2) { transition-delay: 0.14s; }
  .nav-toggle:checked ~ nav a:nth-child(3) { transition-delay: 0.20s; }
  .nav-toggle:checked ~ nav a:nth-child(4) { transition-delay: 0.26s; }

  /* burger → X, with the accent glow lit */
  .nav-toggle:checked ~ .nav-burger { border-color: var(--accent); box-shadow: 0 0 28px -6px rgba(217,139,255,0.6); }
  .nav-toggle:checked ~ .nav-burger span { background: var(--accent-bright); }
  .nav-toggle:checked ~ .nav-burger span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
  .nav-toggle:checked ~ .nav-burger span:nth-child(2) { opacity: 0; width: 0; }
  .nav-toggle:checked ~ .nav-burger span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }
}

/* reset the link counter per header (keeps 01/02/03 numbering correct) */
.site-header nav { counter-reset: navitem; }