/* ============================================
   SITE 63 — Design tokens
   ============================================ */
:root{
  --bg: #07080A;
  --bg-elev: #0C0E11;
  --surface: rgba(255,255,255,0.035);
  --surface-strong: rgba(255,255,255,0.06);
  --border: rgba(255,255,255,0.09);
  --border-strong: rgba(45,226,230,0.35);

  --text-1: #EDF2F3;
  --text-2: #97A3A8;
  --text-3: #5A6569;

  --teal: #2DE2E6;
  --teal-dim: rgba(45,226,230,0.14);
  --teal-glow: rgba(45,226,230,0.45);
  --amber: #E6B62D;

  --font-display: "Orbitron", "Inter", sans-serif;
  --font-body: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: "IBM Plex Mono", monospace;

  --container: 1180px;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;

  --ease: cubic-bezier(0.16, 1, 0.3, 1);
}

*,*::before,*::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior: auto; }
  *{ animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
}

body{
  margin: 0;
  background: var(--bg);
  color: var(--text-1);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
body.loading{ overflow: hidden; height: 100vh; }

img,svg{ display:block; max-width: 100%; }
a{ color: inherit; text-decoration: none; }
ul{ margin:0; padding:0; list-style:none; }
h1,h2,h3{ font-family: var(--font-display); font-weight: 700; margin: 0; letter-spacing: 0.01em; }
p{ margin: 0; color: var(--text-2); }
button{ font-family: inherit; }

::selection{ background: var(--teal); color: #000; }

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

/* Custom scrollbar */
::-webkit-scrollbar{ width: 10px; height: 10px; }
::-webkit-scrollbar-track{ background: var(--bg); }
::-webkit-scrollbar-thumb{ background: rgba(45,226,230,0.25); border-radius: 999px; border: 2px solid var(--bg); }
::-webkit-scrollbar-thumb:hover{ background: rgba(45,226,230,0.45); }
html{ scrollbar-color: rgba(45,226,230,0.3) var(--bg); scrollbar-width: thin; }

.container{
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 32px;
}

/* ============================================
   Loading screen
   ============================================ */
.loader{
  position: fixed; inset: 0; z-index: 999;
  display: flex; align-items: center; justify-content: center;
  background: var(--bg);
  transition: opacity 0.6s var(--ease), visibility 0.6s var(--ease);
}
.loader.hidden{ opacity: 0; visibility: hidden; pointer-events: none; }
.loader-inner{ display: flex; flex-direction: column; align-items: center; gap: 18px; }
.loader-mark{ width: 74px; height: 74px; color: var(--teal); }
.loader-ring{ animation: ringSpin 1.8s linear infinite; transform-origin: center; filter: drop-shadow(0 0 6px var(--teal-glow)); }
@keyframes ringSpin{ to{ transform: rotate(360deg); } }
.loader-word{
  font-family: var(--font-display); font-weight: 800; font-size: 26px; letter-spacing: 0.12em;
  color: var(--text-1);
}
.loader-word span{ color: var(--teal); text-shadow: 0 0 18px var(--teal-glow); }
.loader-status{
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.15em; color: var(--text-3);
}
.loader-bar{ width: 200px; height: 2px; background: rgba(255,255,255,0.08); border-radius: 999px; overflow: hidden; }
.loader-bar i{
  display: block; height: 100%; width: 0%; background: var(--teal);
  box-shadow: 0 0 10px var(--teal-glow);
  transition: width 0.25s linear;
}

/* ============================================
   Scroll progress bar
   ============================================ */
.scroll-progress{
  position: fixed; top: 0; left: 0; height: 2.5px; width: 0%; z-index: 200;
  background: linear-gradient(90deg, var(--teal), #8ff5f7);
  box-shadow: 0 0 10px var(--teal-glow);
  transition: width 0.1s linear;
}

/* ============================================
   Ambient background
   ============================================ */
.bg-canvas{ position: fixed; inset: 0; z-index: 0; opacity: 0.5; }
.bg-grid{
  position: fixed; inset: 0; z-index: 0; pointer-events: none;
  background-image:
    linear-gradient(rgba(45,226,230,0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(45,226,230,0.05) 1px, transparent 1px);
  background-size: 46px 46px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, #000 40%, transparent 100%);
  animation: gridDrift 30s linear infinite;
}
@keyframes gridDrift{
  0%{ background-position: 0 0, 0 0; }
  100%{ background-position: 46px 92px, 46px 92px; }
}
.bg-scanline{
  position: fixed; inset: 0; z-index: 1; pointer-events: none;
  background: linear-gradient(rgba(45,226,230,0.035) 50%, transparent 50%);
  background-size: 100% 4px;
  opacity: 0.35;
}
.bg-vignette{
  position: fixed; inset: 0; z-index: 1; pointer-events: none;
  background: radial-gradient(ellipse 90% 70% at 50% 30%, transparent 40%, var(--bg) 100%);
}

/* ============================================
   Nav
   ============================================ */
.nav{
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  border-bottom: 1px solid transparent;
  transition: background 0.35s var(--ease), border-color 0.35s var(--ease);
}
.nav.scrolled{
  background: rgba(7,8,10,0.75);
  backdrop-filter: blur(16px) saturate(140%);
  -webkit-backdrop-filter: blur(16px) saturate(140%);
  border-bottom: 1px solid var(--border);
}
.nav-inner{
  max-width: var(--container);
  margin: 0 auto;
  padding: 18px 32px;
  display: flex; align-items: center; justify-content: space-between;
}
.brand{ display: flex; align-items: center; gap: 10px; }
.brand-mark{ color: var(--teal); width: 26px; height: 26px; filter: drop-shadow(0 0 6px var(--teal-glow)); }
.brand-mark svg{ width: 100%; height: 100%; }
.brand-word{
  font-family: var(--font-display); font-weight: 700; font-size: 16px;
  letter-spacing: 0.1em; color: var(--text-1);
}
.brand-word span{ color: var(--teal); }

.nav-links{ display: flex; gap: 34px; }
.nav-links a{
  font-size: 13.5px; font-weight: 600; letter-spacing: 0.04em; color: var(--text-2);
  position: relative; padding: 4px 0; transition: color 0.25s var(--ease);
  text-transform: uppercase;
}
.nav-links a::after{
  content: ""; position: absolute; left: 0; right: 100%; bottom: -2px; height: 1px;
  background: var(--teal); box-shadow: 0 0 8px var(--teal-glow);
  transition: right 0.3s var(--ease);
}
.nav-links a:hover{ color: var(--text-1); }
.nav-links a:hover::after{ right: 0; }

.nav-actions{ display: flex; align-items: center; gap: 16px; }
.nav-toggle{
  display: none; flex-direction: column; justify-content: center; gap: 5px;
  width: 34px; height: 34px; background: none; border: none; cursor: pointer;
}
.nav-toggle span{ display: block; width: 100%; height: 1.4px; background: var(--text-1); transition: transform 0.3s var(--ease), opacity 0.3s var(--ease); }
.nav-toggle[aria-expanded="true"] span:nth-child(1){ transform: translateY(6.5px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2){ opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3){ transform: translateY(-6.5px) rotate(-45deg); }

/* ============================================
   Buttons
   ============================================ */
.btn{
  display: inline-flex; align-items: center; justify-content: center; gap: 9px;
  padding: 14px 26px; border-radius: 999px;
  font-size: 14px; font-weight: 700; letter-spacing: 0.03em; font-family: var(--font-body);
  border: 1px solid transparent; cursor: pointer;
  transition: transform 0.25s var(--ease), background 0.25s var(--ease), border-color 0.25s var(--ease), box-shadow 0.25s var(--ease), color 0.25s var(--ease);
  white-space: nowrap;
}
.btn-primary{
  background: var(--teal); color: #041012;
  box-shadow: 0 0 0 rgba(45,226,230,0);
}
.btn-primary:hover{
  transform: translateY(-2px);
  box-shadow: 0 10px 30px -6px var(--teal-glow), 0 0 20px -4px var(--teal-glow);
  background: #4ff0f3;
}
.btn-sm{ padding: 9px 18px; font-size: 13px; }
.btn-lg{ padding: 18px 36px; font-size: 15.5px; }
.btn-glow{ box-shadow: 0 0 24px var(--teal-glow); animation: btnPulse 3s ease-in-out infinite; }
@keyframes btnPulse{
  0%,100%{ box-shadow: 0 0 18px var(--teal-glow); }
  50%{ box-shadow: 0 0 36px var(--teal-glow); }
}
.btn-outline{
  background: transparent; color: var(--text-1); border-color: var(--border-strong);
}
.btn-outline:hover{
  border-color: var(--teal); background: var(--teal-dim); transform: translateY(-2px);
  box-shadow: 0 0 20px -6px var(--teal-glow);
}

/* ============================================
   Eyebrow / clearance tag
   ============================================ */
.eyebrow{
  display: block; font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.14em;
  color: var(--teal); text-transform: uppercase; margin-bottom: 14px;
}
.clearance-tag{
  display: inline-flex; align-items: center; gap: 9px;
  font-family: var(--font-mono); font-size: 11.5px; letter-spacing: 0.1em;
  color: var(--text-2); text-transform: uppercase;
  padding: 8px 16px; border: 1px solid var(--border); border-radius: 999px;
  background: var(--surface); margin-bottom: 28px;
}
.clearance-tag .dot{
  width: 6px; height: 6px; border-radius: 50%; background: var(--teal);
  box-shadow: 0 0 8px var(--teal-glow);
  animation: pulseDot 2.2s ease-in-out infinite;
}
@keyframes pulseDot{ 0%,100%{ opacity: 1; } 50%{ opacity: 0.3; } }

/* ============================================
   Hero
   ============================================ */
.hero{
  position: relative; z-index: 2;
  padding: 190px 0 100px;
  text-align: center;
  display: flex; flex-direction: column; align-items: center;
}
.hero-inner{ display: flex; flex-direction: column; align-items: center; }
.hero-title{
  font-size: clamp(56px, 10vw, 130px);
  font-weight: 900;
  line-height: 1;
  margin-bottom: 18px;
  letter-spacing: 0.02em;
}
.glitch{
  position: relative; display: inline-block; color: var(--text-1);
  text-shadow: 0 0 30px rgba(45,226,230,0.25);
}
.glitch::before, .glitch::after{
  content: attr(data-text); position: absolute; left: 0; top: 0; width: 100%; height: 100%;
  overflow: hidden; opacity: 0.75;
}
.glitch::before{
  color: var(--teal); clip-path: inset(0 0 55% 0);
  animation: glitchTop 5s ease-in-out infinite;
}
.glitch::after{
  color: #ff4d6d; clip-path: inset(55% 0 0 0);
  animation: glitchBottom 5s ease-in-out infinite;
}
@keyframes glitchTop{
  0%, 92%, 100%{ transform: translate(0,0); opacity: 0; }
  93%{ transform: translate(-3px,-1px); opacity: 0.7; }
  95%{ transform: translate(3px,1px); opacity: 0.7; }
  97%{ transform: translate(-2px,0); opacity: 0; }
}
@keyframes glitchBottom{
  0%, 92%, 100%{ transform: translate(0,0); opacity: 0; }
  93%{ transform: translate(3px,1px); opacity: 0.6; }
  95%{ transform: translate(-3px,-1px); opacity: 0.6; }
  97%{ transform: translate(2px,0); opacity: 0; }
}
.hero-tagline{
  font-family: var(--font-mono); font-size: 14px; letter-spacing: 0.35em;
  color: var(--teal); text-transform: uppercase; margin-bottom: 26px;
  text-shadow: 0 0 12px var(--teal-glow);
}
.hero-sub{
  font-size: 17.5px; color: var(--text-2); max-width: 560px; margin-bottom: 40px;
}
.hero-actions{ display: flex; gap: 16px; flex-wrap: wrap; justify-content: center; margin-bottom: 64px; }

.hero-terminal{
  width: 100%; max-width: 520px;
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-md);
  backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px);
  text-align: left; overflow: hidden;
  box-shadow: 0 30px 60px -25px rgba(0,0,0,0.7);
}
.terminal-head{
  display: flex; align-items: center; gap: 10px;
  padding: 12px 16px; border-bottom: 1px solid var(--border);
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.08em; color: var(--text-3);
}
.terminal-dots{ display: flex; gap: 6px; }
.terminal-dots i{ width: 8px; height: 8px; border-radius: 50%; background: rgba(255,255,255,0.15); }
.terminal-body{ padding: 18px 20px; font-family: var(--font-mono); font-size: 13px; }
.terminal-body p{ margin: 0 0 10px; color: var(--text-2); }
.terminal-body p:last-child{ margin-bottom: 0; }
.terminal-body .prompt{ color: var(--teal); margin-right: 6px; }
.terminal-body .out{ padding-left: 16px; }
.terminal-body .ok{ color: var(--teal); text-shadow: 0 0 8px var(--teal-glow); }
.cursor{ color: var(--teal); animation: blink 1s step-end infinite; }
@keyframes blink{ 50%{ opacity: 0; } }

.scroll-cue{
  display: flex; flex-direction: column; align-items: center; gap: 8px;
  margin-top: 56px; color: var(--text-3);
}
.scroll-cue span{ font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.2em; }
.scroll-cue i{
  width: 1px; height: 30px; background: linear-gradient(var(--teal), transparent);
  animation: scrollCue 2s ease-in-out infinite;
}
@keyframes scrollCue{ 0%,100%{ opacity: 0.2; } 50%{ opacity: 1; } }

/* ============================================
   Section shared
   ============================================ */
section{ position: relative; z-index: 2; padding: 110px 0; }
.section-head{ max-width: 620px; margin: 0 auto 56px; text-align: center; }
.section-head h2{ font-size: clamp(26px, 3vw, 38px); margin-bottom: 14px; }
.section-head p{ font-size: 16px; }

/* ============================================
   About — document frame
   ============================================ */
.doc-frame{
  max-width: 820px; margin: 0 auto;
  border: 1px solid var(--border); border-radius: var(--radius-lg);
  background: var(--surface);
  backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px);
  overflow: hidden;
  position: relative;
}
.doc-frame::before, .doc-frame::after{
  content: ""; position: absolute; width: 18px; height: 18px;
  border: 1.5px solid var(--teal); opacity: 0.6;
}
.doc-frame::before{ top: -1px; left: -1px; border-right: none; border-bottom: none; }
.doc-frame::after{ bottom: -1px; right: -1px; border-left: none; border-top: none; }
.doc-header{
  display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 10px;
  padding: 16px 32px; border-bottom: 1px solid var(--border);
  font-family: var(--font-mono); font-size: 11.5px; letter-spacing: 0.08em; color: var(--text-3);
  background: rgba(255,255,255,0.015);
}
.doc-header b{ color: var(--teal); font-weight: 600; }
.doc-body{ padding: 40px 32px 44px; text-align: center; }
.doc-body h2{ font-size: clamp(24px, 3vw, 32px); margin-bottom: 20px; }
.doc-body p{ font-size: 16px; max-width: 640px; margin: 0 auto 16px; }
.doc-body p:last-child{ margin-bottom: 0; }

/* ============================================
   Stats
   ============================================ */
.grid-stats{ display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.stat-card{
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-md);
  padding: 30px 24px; text-align: center;
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  transition: transform 0.35s var(--ease), border-color 0.35s var(--ease), box-shadow 0.35s var(--ease);
  display: flex; flex-direction: column; align-items: center; gap: 8px;
}
.stat-card:hover{
  transform: translateY(-6px);
  border-color: var(--border-strong);
  box-shadow: 0 20px 40px -20px var(--teal-glow);
}
.stat-icon{ font-size: 30px; margin-bottom: 6px; filter: drop-shadow(0 0 10px rgba(45,226,230,0.3)); }
.stat-value{
  font-family: var(--font-display); font-size: 30px; font-weight: 800; color: var(--teal);
  text-shadow: 0 0 16px var(--teal-glow);
}
.stat-value-text{
  font-family: var(--font-display); font-size: 21px; font-weight: 700; color: var(--teal);
  text-shadow: 0 0 16px var(--teal-glow);
}
.stat-label{ font-size: 13px; letter-spacing: 0.04em; color: var(--text-2); text-transform: uppercase; }

/* ============================================
   Founders
   ============================================ */
.grid-2{ display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.founder-card{
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg);
  padding: 36px; text-align: center;
  backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px);
  transition: transform 0.35s var(--ease), border-color 0.35s var(--ease);
}
.founder-card:hover{ transform: translateY(-6px); border-color: var(--border-strong); }
.founder-frame{ position: relative; display: inline-flex; margin-bottom: 22px; }
.avatar-placeholder{
  width: 96px; height: 96px; border-radius: 50%;
  border: 1.5px solid var(--teal); background: var(--teal-dim);
  display: flex; align-items: center; justify-content: center;
  color: var(--teal); box-shadow: 0 0 30px -6px var(--teal-glow), inset 0 0 20px rgba(45,226,230,0.08);
}
.avatar-placeholder svg{ width: 50px; height: 50px; }
.clearance-chip{
  position: absolute; bottom: -6px; left: 50%; transform: translateX(-50%);
  font-family: var(--font-mono); font-size: 9.5px; letter-spacing: 0.08em;
  background: var(--bg-elev); border: 1px solid var(--border-strong); color: var(--teal);
  padding: 3px 9px; border-radius: 999px; white-space: nowrap;
}
.founder-role{
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.14em; color: var(--teal);
  text-transform: uppercase;
}
.founder-info h3{ font-size: 21px; margin: 8px 0 10px; }
.founder-info p{ font-size: 14.5px; max-width: 360px; margin: 0 auto; }

/* ============================================
   Features
   ============================================ */
.grid-4{ display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.card{
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-md);
  padding: 30px 26px;
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  transition: transform 0.35s var(--ease), border-color 0.35s var(--ease), box-shadow 0.35s var(--ease);
}
.card:hover{
  transform: translateY(-6px);
  border-color: var(--border-strong);
  box-shadow: 0 20px 40px -22px var(--teal-glow);
}
.card-icon{
  width: 46px; height: 46px; color: var(--teal);
  background: var(--teal-dim); border: 1px solid rgba(45,226,230,0.2);
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 20px;
}
.card-icon svg{ width: 24px; height: 24px; }
.card h3{ font-size: 17px; margin-bottom: 10px; }
.card p{ font-size: 14px; }

/* ============================================
   Join CTA
   ============================================ */
.join-panel{
  max-width: 720px; margin: 0 auto; text-align: center;
  background: var(--surface); border: 1px solid var(--border-strong); border-radius: var(--radius-lg);
  padding: 64px 40px;
  backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px);
  position: relative; overflow: hidden;
}
.join-panel::before{
  content: ""; position: absolute; inset: -40%;
  background: radial-gradient(circle at 50% 30%, rgba(45,226,230,0.12), transparent 60%);
  pointer-events: none;
}
.join-panel h2{ font-size: clamp(26px, 3.5vw, 40px); margin-bottom: 16px; position: relative; }
.join-panel p{ font-size: 16.5px; max-width: 460px; margin: 0 auto 34px; position: relative; }
.join-panel .btn{ position: relative; }

/* ============================================
   Contact
   ============================================ */
.contact-grid{ max-width: 760px; margin: 0 auto; }
.contact-card{
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-md);
  padding: 30px 26px; text-align: center;
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  display: flex; flex-direction: column; align-items: center; gap: 6px;
  transition: transform 0.35s var(--ease), border-color 0.35s var(--ease);
}
.contact-card:hover{ transform: translateY(-6px); border-color: var(--border-strong); }
.contact-card .card-icon{ margin-bottom: 14px; }
.contact-label{ font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.12em; color: var(--text-3); text-transform: uppercase; }
.contact-value{ font-size: 15px; font-weight: 600; color: var(--text-1); }
.contact-card:hover .contact-value{ color: var(--teal); }

/* ============================================
   Footer
   ============================================ */
.footer{ position: relative; z-index: 2; border-top: 1px solid var(--border); padding: 40px 0; }
.footer-inner{ display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 18px; }
.brand-sm .brand-word{ font-size: 14px; }
.footer-copy{ font-size: 12.5px; color: var(--text-3); font-family: var(--font-mono); }
.footer-links{ display: flex; gap: 26px; }
.footer-links a{ font-size: 13px; color: var(--text-2); transition: color 0.25s var(--ease); text-transform: uppercase; letter-spacing: 0.04em; }
.footer-links a:hover{ color: var(--teal); }

/* ============================================
   Back to top
   ============================================ */
.back-to-top{
  position: fixed; bottom: 28px; right: 28px; z-index: 90;
  width: 46px; height: 46px; border-radius: 50%;
  background: var(--surface-strong); border: 1px solid var(--border);
  color: var(--text-1); cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
  opacity: 0; visibility: hidden; transform: translateY(10px);
  transition: opacity 0.3s var(--ease), transform 0.3s var(--ease), border-color 0.3s var(--ease), visibility 0.3s;
}
.back-to-top.visible{ opacity: 1; visibility: visible; transform: translateY(0); }
.back-to-top:hover{ border-color: var(--teal); color: var(--teal); box-shadow: 0 0 20px -4px var(--teal-glow); }

/* ============================================
   Scroll reveal
   ============================================ */
.reveal{
  opacity: 0; transform: translateY(28px);
  transition: opacity 0.8s var(--ease), transform 0.8s var(--ease);
}
.reveal.is-visible{ opacity: 1; transform: translateY(0); }

/* ============================================
   Responsive
   ============================================ */
@media (max-width: 980px){
  .grid-4{ grid-template-columns: 1fr 1fr; }
  .grid-stats{ grid-template-columns: 1fr 1fr; }
}

@media (max-width: 760px){
  .nav-links{
    position: fixed; top: 66px; left: 16px; right: 16px;
    background: rgba(7,8,10,0.95); backdrop-filter: blur(16px);
    border: 1px solid var(--border); border-radius: var(--radius-md);
    flex-direction: column; gap: 0; padding: 8px;
    transform-origin: top; transform: scaleY(0.9) translateY(-10px);
    opacity: 0; pointer-events: none;
    transition: opacity 0.25s var(--ease), transform 0.25s var(--ease);
  }
  .nav-links.open{ opacity: 1; transform: scaleY(1) translateY(0); pointer-events: auto; }
  .nav-links a{ padding: 14px 12px; border-bottom: 1px solid var(--border); }
  .nav-links a:last-child{ border-bottom: none; }
  .nav-toggle{ display: flex; }
  .nav-actions .btn-sm{ display: none; }

  .container{ padding: 0 20px; }
  .hero{ padding: 130px 0 70px; }
  .hero-title{ font-size: clamp(44px, 15vw, 72px); }
  section{ padding: 76px 0; }
  .grid-4{ grid-template-columns: 1fr; }
  .grid-stats{ grid-template-columns: 1fr 1fr; }
  .grid-2{ grid-template-columns: 1fr; }
  .doc-body{ padding: 32px 22px 36px; }
  .join-panel{ padding: 48px 24px; }
  .back-to-top{ bottom: 18px; right: 18px; }
}

@media (max-width: 480px){
  .grid-stats{ grid-template-columns: 1fr; }
}