/* SPDX-License-Identifier: GPL-2.0-only */
/*
 * Keira Kernel - Freestanding Kernel from Scratch
 * Copyright (C) 2026 Moh. Ananda Firmansyah Putra
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; version 2 of the License.
 */

:root{
  --bg:#ffffff;
  --bg2:#f6f8fb;
  --surface:#ffffff;
  --glass:rgba(255,255,255,0.88);
  --glass-border:rgba(0,0,0,0.08);
  --glass-border-subtle:rgba(0,0,0,0.04);
  --text:#0d1117;
  --muted:#57606a;
  --accent:#0d1117;
  --shadow:0 8px 30px rgba(0,0,0,0.06);
  --shadow-sm:0 2px 8px rgba(0,0,0,0.04);
  --radius-sm:8px;
  --radius-md:14px;
  --radius-lg:18px;
  --radius-pill:999px;
  --nav-h:58px;
}
@media(prefers-color-scheme: dark){
  :root{
    --bg:#07090e;
    --bg2:#0f121a;
    --surface:rgba(255,255,255,0.035);
    --glass:rgba(11,14,22,0.92);
    --glass-border:rgba(255,255,255,0.10);
    --glass-border-subtle:rgba(255,255,255,0.05);
    --text:#f0f3f6;
    --muted:#8b949e;
    --accent:#ffffff;
    --shadow:0 12px 40px rgba(0,0,0,0.45);
    --shadow-sm:0 4px 12px rgba(0,0,0,0.25);
  }
}
[data-theme="light"]{
  --bg:#ffffff;
  --bg2:#f6f8fb;
  --surface:#ffffff;
  --glass:rgba(255,255,255,0.88);
  --glass-border:rgba(0,0,0,0.08);
  --glass-border-subtle:rgba(0,0,0,0.04);
  --text:#0d1117;
  --muted:#57606a;
  --accent:#0d1117;
  --shadow:0 8px 30px rgba(0,0,0,0.06);
  --shadow-sm:0 2px 8px rgba(0,0,0,0.04);
}
[data-theme="dark"]{
  --bg:#07090e;
  --bg2:#0f121a;
  --surface:rgba(255,255,255,0.035);
  --glass:rgba(11,14,22,0.92);
  --glass-border:rgba(255,255,255,0.10);
  --glass-border-subtle:rgba(255,255,255,0.05);
  --text:#f0f3f6;
  --muted:#8b949e;
  --accent:#ffffff;
  --shadow:0 12px 40px rgba(0,0,0,0.45);
  --shadow-sm:0 4px 12px rgba(0,0,0,0.25);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:calc(var(--nav-h) + 16px);-webkit-tap-highlight-color:transparent}
body{font-family:Inter,-apple-system,BlinkMacSystemFont,system-ui,sans-serif;background:var(--bg);color:var(--text);min-height:100vh;overflow-x:hidden;-webkit-text-size-adjust:100%;transition:background .25s ease, color .25s ease}
body.menu-open{overflow:hidden;touch-action:none}
:focus-visible{outline:2px solid var(--text);outline-offset:2px}
@media(prefers-reduced-motion: reduce){html{scroll-behavior:auto}*{transition:none !important;animation:none !important}}
.container{max-width:1160px;margin:0 auto;padding-left:max(20px, env(safe-area-inset-left));padding-right:max(20px, env(safe-area-inset-right));width:100%}
a{color:inherit;text-decoration:none}
button{font-family:inherit}

/* Header & Navbar */
.nav{position:sticky;top:0;z-index:60;background:var(--glass);backdrop-filter:blur(20px) saturate(180%);-webkit-backdrop-filter:blur(20px) saturate(180%);border-bottom:1px solid var(--glass-border);padding-top:env(safe-area-inset-top, 0px)}
.skip{position:absolute;left:-9999px;top:auto;width:1px;height:1px;overflow:hidden}
.skip:focus{left:16px;top:10px;width:auto;height:auto;background:var(--text);color:var(--bg);padding:8px 14px;border-radius:var(--radius-sm);z-index:50}
.nav-inner{display:flex;align-items:center;justify-content:space-between;min-height:var(--nav-h);padding:8px 0;gap:16px}
.logo{font-family:JetBrains Mono,monospace;font-weight:700;letter-spacing:0.02em;font-size:16px;display:flex;align-items:center;padding:4px 0}
.logo span{font-weight:400;opacity:0.55;margin-left:5px}
.nav-actions{display:flex;align-items:center;gap:16px}
.nav-links{display:flex;gap:18px;align-items:center;font-size:13px}
.nav-links a{color:var(--muted);transition:color .18s ease;font-weight:500}
.nav-links a:hover{color:var(--text)}
.nav-controls{display:flex;align-items:center;gap:8px}

/* Navbar Theme Toggle Button */
.theme-toggle{width:40px;height:40px;border-radius:var(--radius-pill);border:1px solid var(--glass-border);background:var(--surface);color:var(--text);display:grid;place-items:center;cursor:pointer;backdrop-filter:blur(12px);position:relative;transition:all .18s ease;touch-action:manipulation}
.theme-toggle:hover{border-color:var(--text);transform:scale(1.04)}
.theme-toggle:active{transform:scale(0.96)}
.theme-toggle svg{position:absolute;transition:opacity .2s ease, transform .2s cubic-bezier(0.16,1,0.3,1)}

/* Semantic Icon display:
   In DARK mode: show SUN icon (click to switch to light)
   In LIGHT mode: show MOON icon (click to switch to dark) */
.theme-toggle .icon-sun{opacity:1;transform:rotate(0) scale(1)}
.theme-toggle .icon-moon{opacity:0;transform:rotate(-30deg) scale(0.7)}

[data-theme="light"] .theme-toggle .icon-sun{opacity:0;transform:rotate(30deg) scale(0.7)}
[data-theme="light"] .theme-toggle .icon-moon{opacity:1;transform:rotate(0) scale(1)}

@media(prefers-color-scheme: light){
  :root:not([data-theme]) .theme-toggle .icon-sun{opacity:0;transform:rotate(30deg) scale(0.7)}
  :root:not([data-theme]) .theme-toggle .icon-moon{opacity:1;transform:rotate(0) scale(1)}
}

/* Menu Toggle Button (Hamburger) */
.menu-toggle{display:none;width:40px;height:40px;border-radius:var(--radius-pill);border:1px solid var(--glass-border);background:var(--surface);color:var(--text);place-items:center;cursor:pointer;position:relative;transition:all .18s ease;touch-action:manipulation}
.menu-toggle:hover{border-color:var(--text);transform:scale(1.04)}
.menu-toggle:active{transform:scale(0.96)}
.menu-toggle .icon-close{display:none}
.menu-toggle[aria-expanded="true"] .icon-menu{display:none}
.menu-toggle[aria-expanded="true"] .icon-close{display:block}

/* Dedicated Full-Viewport Mobile Navigation Drawer */
.mobile-drawer-backdrop{
  display:none;
  position:fixed;
  inset:0;
  background:rgba(0,0,0,0.6);
  backdrop-filter:blur(6px);
  -webkit-backdrop-filter:blur(6px);
  z-index:45;
  opacity:0;
  visibility:hidden;
  transition:opacity .22s ease, visibility .22s ease;
}
.mobile-drawer{
  display:none;
  position:fixed;
  top:calc(var(--nav-h) + env(safe-area-inset-top, 0px));
  left:0;
  right:0;
  width:100vw;
  max-height:calc(100dvh - var(--nav-h) - env(safe-area-inset-top, 0px));
  overflow-y:auto;
  -webkit-overflow-scrolling:touch;
  background:var(--bg);
  border-bottom:1px solid var(--glass-border);
  box-shadow:0 20px 48px rgba(0,0,0,0.45);
  border-radius:0 0 24px 24px;
  z-index:50;
  transform:translateY(-100%);
  opacity:0;
  visibility:hidden;
  transition:transform .26s cubic-bezier(0.16, 1, 0.3, 1), opacity .2s ease, visibility .2s ease;
}
.mobile-drawer.open{
  transform:translateY(0);
  opacity:1;
  visibility:visible;
}
.mobile-drawer-backdrop.open{
  opacity:1;
  visibility:visible;
}
.mobile-drawer-inner{
  padding:20px max(20px, env(safe-area-inset-right)) max(28px, env(safe-area-inset-bottom)) max(20px, env(safe-area-inset-left));
  display:flex;
  flex-direction:column;
  gap:16px;
}
.mobile-drawer-links{
  display:flex;
  flex-direction:column;
  gap:8px;
}
.drawer-link{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:14px 16px;
  border-radius:var(--radius-md);
  background:var(--bg2);
  border:1px solid var(--glass-border);
  color:var(--text);
  font-size:14px;
  font-weight:500;
  transition:all .18s ease;
  min-height:48px;
}
.drawer-link:active{
  background:var(--text);
  color:var(--bg);
}
.drawer-arrow{
  color:var(--muted);
  transition:transform .18s ease;
}
.drawer-link:active .drawer-arrow{
  color:var(--bg);
  transform:translateX(3px);
}
.mobile-drawer-theme{
  background:var(--bg2);
  border:1px solid var(--glass-border);
  border-radius:var(--radius-md);
  padding:14px;
  display:flex;
  flex-direction:column;
  gap:10px;
}
.theme-label-row{
  display:flex;
  justify-content:space-between;
  align-items:center;
}
.theme-title{
  font-size:12px;
  font-weight:600;
  text-transform:uppercase;
  letter-spacing:0.06em;
  font-family:JetBrains Mono,monospace;
  color:var(--text);
}
.theme-current{
  font-size:11px;
  color:var(--muted);
  font-family:JetBrains Mono,monospace;
}
.theme-segmented{
  display:grid;
  grid-template-columns:repeat(3, 1fr);
  background:var(--surface);
  border:1px solid var(--glass-border);
  border-radius:10px;
  padding:3px;
  gap:3px;
}
.theme-seg-btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:6px;
  padding:8px 0;
  border-radius:8px;
  border:none;
  background:transparent;
  color:var(--muted);
  font-size:12px;
  font-weight:500;
  cursor:pointer;
  transition:all .18s ease;
  touch-action:manipulation;
}
.theme-seg-btn.active{
  background:var(--bg2);
  color:var(--text);
  font-weight:600;
  border:1px solid var(--glass-border);
  box-shadow:0 2px 6px rgba(0,0,0,0.08);
}
.drawer-btn-primary{
  display:flex;
  align-items:center;
  justify-content:center;
  padding:13px 16px;
  border-radius:var(--radius-pill);
  background:var(--text);
  color:var(--bg);
  font-weight:600;
  font-size:13px;
  text-align:center;
  min-height:46px;
  box-shadow:var(--shadow);
  touch-action:manipulation;
}

.btn-small{border:1px solid var(--glass-border);padding:7px 14px;border-radius:var(--radius-pill);color:var(--text);background:var(--surface);backdrop-filter:blur(12px);white-space:nowrap;font-weight:500;transition:all .18s ease}
.btn-small:hover{background:var(--text);color:var(--bg)}

/* Hero Section */
.hero-pro{padding:clamp(32px, 5vw, 56px) 0 clamp(28px, 4vw, 40px);background:linear-gradient(180deg, var(--bg2), var(--bg))}
.hero-pro-grid{display:grid;grid-template-columns:1.05fr 0.95fr;gap:36px;align-items:center}
.badge-group{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:14px}
.badge-pill{font-family:JetBrains Mono,monospace;font-size:11px;letter-spacing:0.04em;color:var(--muted);background:var(--surface);border:1px solid var(--glass-border);padding:5px 11px;border-radius:var(--radius-pill);line-height:1.4;box-shadow:var(--shadow-sm);white-space:nowrap}
.hero-copy h1{font-size:clamp(32px, 5.2vw, 56px);letter-spacing:-0.035em;margin:8px 0 12px;line-height:1.08;font-weight:700}
.hero-copy .subtitle{color:var(--text);font-size:clamp(15px, 1.8vw, 17px);line-height:1.6}
.hero-copy .desc{margin-top:10px;color:var(--muted);font-size:13px;line-height:1.65;max-width:560px}
.hero-copy .cta{margin-top:22px;display:flex;gap:12px;flex-wrap:wrap}
.btn-icon{flex-shrink:0;margin-right:8px}

/* Interactive Quick Command Chip */
.hero-cmd-chip{margin-top:20px;display:inline-flex;flex-direction:column;gap:4px;background:var(--surface);border:1px solid var(--glass-border);border-radius:var(--radius-md);padding:10px 14px;box-shadow:var(--shadow-sm);max-width:100%;cursor:pointer;transition:border-color .18s ease}
.hero-cmd-chip:hover{border-color:var(--text)}
.hero-cmd-main{display:flex;align-items:center;gap:10px;font-family:JetBrains Mono,monospace;font-size:13px}
.hero-cmd-prompt{color:var(--muted);font-weight:600;user-select:none}
.hero-cmd-main code{color:var(--text);font-weight:600}
.hero-cmd-copy{display:inline-grid;place-items:center;width:26px;height:26px;border-radius:6px;border:1px solid var(--glass-border);background:var(--bg2);color:var(--muted);cursor:pointer;margin-left:auto;transition:all .18s ease}
.hero-cmd-copy:hover{color:var(--text);border-color:var(--text)}
.hero-cmd-copy .icon-check{display:none}
.hero-cmd-chip.copied .hero-cmd-copy{color:#10b981;border-color:#10b981}
.hero-cmd-chip.copied .icon-copy{display:none}
.hero-cmd-chip.copied .icon-check{display:block}
.hero-cmd-desc{font-family:JetBrains Mono,monospace;font-size:10px;color:var(--muted);letter-spacing:0.02em}

/* Terminal Visual */
.hero-visual{display:flex;flex-direction:column;gap:12px}
.terminal{background:var(--surface);border:1px solid var(--glass-border);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow)}
.terminal-bar{display:flex;align-items:center;gap:6px;padding:10px 14px;border-bottom:1px solid var(--glass-border);background:var(--bg2)}
.terminal-bar .dot{width:9px;height:9px;border-radius:50%;background:var(--glass-border)}
.terminal-title{margin-left:8px;font-family:JetBrains Mono,monospace;font-size:11px;color:var(--muted)}
.terminal img{width:100%;height:auto;aspect-ratio:16/10;object-fit:cover;object-position:top;display:block;background:#000}
.educational{background:var(--surface);border:1px solid var(--glass-border);border-radius:var(--radius-md);padding:10px 14px;color:var(--muted);font-size:12px;line-height:1.6;text-align:center;box-shadow:var(--shadow-sm)}
.educational strong{color:var(--text)}

/* Buttons */
.btn{padding:12px 22px;border-radius:var(--radius-pill);font-weight:600;font-size:14px;border:1px solid var(--glass-border);transition:all .18s ease;display:inline-flex;align-items:center;justify-content:center;min-height:46px;cursor:pointer;touch-action:manipulation}
.btn:hover{transform:translateY(-1px);box-shadow:var(--shadow)}
.btn:active{transform:scale(0.98)}
.btn.primary{background:var(--text);color:var(--bg);border-color:var(--text);box-shadow:var(--shadow)}
.btn.ghost{background:var(--surface);color:var(--text)}

/* Section Heads */
.section-head{text-align:center;max-width:720px;margin:0 auto 24px}
.section-head h2{font-size:clamp(20px, 3vw, 26px);letter-spacing:-0.02em;margin-top:6px}
.section-desc{color:var(--muted);font-size:14px;margin-top:8px;line-height:1.6}
.eyebrow{font-family:JetBrains Mono,monospace;font-size:11px;letter-spacing:0.1em;color:var(--muted);text-transform:uppercase}

/* Stats Bar */
.stats-bar{padding:18px 0;background:var(--surface);border-top:1px solid var(--glass-border);border-bottom:1px solid var(--glass-border)}
.stats-bar-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:16px;text-align:center}
.stat-item{display:flex;flex-direction:column;gap:3px;background:var(--bg2);border:1px solid var(--glass-border-subtle);padding:10px 8px;border-radius:var(--radius-md);transition:border-color .18s ease}
.stat-item .stat-num{font-size:clamp(16px, 2vw, 20px);font-weight:700;color:var(--text)}
.stat-item .stat-label{font-family:JetBrains Mono,monospace;font-size:10px;color:var(--muted);text-transform:uppercase;letter-spacing:0.04em}

/* Features Bento Grid */
.features-pro{padding:40px 0;background:var(--bg)}
.bento{display:grid;grid-template-columns:repeat(3, minmax(0,1fr));gap:16px;align-items:stretch}
.card{position:relative;background:var(--surface);border:1px solid var(--glass-border);border-radius:var(--radius-lg);padding:20px;box-shadow:var(--shadow-sm);transition:transform .22s ease, border-color .22s ease;overflow:hidden;display:flex;flex-direction:column;gap:10px;min-height:164px}
.card.span-2{grid-column:span 2}
.card:hover{transform:translateY(-2px);border-color:var(--text)}
.card-top{display:flex;align-items:center;gap:10px}
.card-icon{width:30px;height:30px;border-radius:9px;background:var(--bg2);border:1px solid var(--glass-border);display:grid;place-items:center;font-size:13px;flex-shrink:0}
.card-tag{font-family:JetBrains Mono,monospace;font-size:10px;letter-spacing:0.06em;color:var(--muted);text-transform:uppercase}
.card h3{font-size:15px;letter-spacing:-0.01em}
.card p{font-size:13px;color:var(--muted);line-height:1.6;flex:1}
.card-meta{font-family:JetBrains Mono,monospace;font-size:10px;color:var(--muted);border-top:1px solid var(--glass-border);padding-top:8px;margin-top:2px}

/* Gallery Strip & Evidence */
.gallery-pro{padding:40px 0;background:var(--bg2);border-top:1px solid var(--glass-border);border-bottom:1px solid var(--glass-border)}
.strip-wrapper{position:relative}
.strip{display:flex;gap:16px;overflow-x:auto;padding-bottom:12px;scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch;scrollbar-width:thin;cursor:grab;user-select:none;-webkit-user-select:none}
.strip.dragging{cursor:grabbing;scroll-behavior:auto;scroll-snap-type:none}
.strip:focus-visible{outline:2px solid var(--text);outline-offset:2px}
.strip .shot{flex:0 0 clamp(280px, 30vw, 360px);scroll-snap-align:start}
.strip::-webkit-scrollbar{height:6px}
.strip::-webkit-scrollbar-thumb{background:var(--glass-border);border-radius:var(--radius-pill)}
.shot{position:relative;background:var(--surface);border:1px solid var(--glass-border);border-radius:var(--radius-md);overflow:hidden;box-shadow:var(--shadow-sm);transition:transform .2s ease;cursor:pointer}
.shot:hover{transform:translateY(-3px)}
.shot img{width:100%;height:auto;aspect-ratio:16/10;object-fit:cover;object-position:top;display:block;background:#000;pointer-events:none}
.shot figcaption{padding:9px 10px;font-size:11px;color:var(--muted);font-family:JetBrains Mono,monospace;text-align:center;border-top:1px solid var(--glass-border);background:var(--surface)}
.gallery-hint{display:flex;align-items:center;justify-content:center;gap:6px;margin-top:8px;font-family:JetBrains Mono,monospace;font-size:11px;color:var(--muted)}
.gallery-hint-icon{font-size:12px}

/* Lightbox Modal */
.lightbox{position:fixed;inset:0;background:rgba(0,0,0,0.88);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);display:none;align-items:center;justify-content:center;z-index:100;padding:20px;padding-top:max(20px, env(safe-area-inset-top));padding-bottom:max(20px, env(safe-area-inset-bottom))}
.lightbox.open{display:flex}
.lb-container{display:flex;flex-direction:column;align-items:center;gap:12px;max-width:92vw;max-height:86vh}
.lb-header{display:flex;align-items:center;gap:10px}
.lb-counter{font-family:JetBrains Mono,monospace;font-size:11px;color:#ffffff;background:rgba(255,255,255,0.14);border:1px solid rgba(255,255,255,0.2);padding:3px 8px;border-radius:var(--radius-pill)}
.lb-container img{max-width:92vw;max-height:68vh;border-radius:12px;border:1px solid rgba(255,255,255,0.14);box-shadow:0 24px 60px rgba(0,0,0,0.6);object-fit:contain}
.lb-caption{font-family:JetBrains Mono,monospace;font-size:12px;color:rgba(255,255,255,0.9);letter-spacing:0.02em;text-align:center}
.lb-close{position:absolute;top:max(16px, env(safe-area-inset-top));right:max(16px, env(safe-area-inset-right));width:44px;height:44px;background:rgba(255,255,255,0.14);border:1px solid rgba(255,255,255,0.22);color:#ffffff;border-radius:var(--radius-pill);cursor:pointer;display:grid;place-items:center;transition:background .18s ease;z-index:105}
.lb-close:hover{background:rgba(255,255,255,0.26)}
.lb-mobile-nav{display:flex;gap:12px;margin-top:4px}
.lb-nav-btn{display:inline-flex;align-items:center;gap:6px;background:rgba(255,255,255,0.14);border:1px solid rgba(255,255,255,0.22);color:#ffffff;padding:8px 16px;border-radius:var(--radius-pill);cursor:pointer;font-family:JetBrains Mono,monospace;font-size:12px;transition:background .18s ease}
.lb-nav-btn:hover{background:rgba(255,255,255,0.26)}
.lb-nav-btn:active{transform:scale(0.96)}

/* Documentation Domains Grid */
.docs{padding:40px 0;background:var(--bg)}
.docs-grid{display:grid;grid-template-columns:repeat(4, minmax(0,1fr));gap:12px}
.doc-link{display:flex;flex-direction:column;gap:3px;background:var(--surface);border:1px solid var(--glass-border);border-radius:var(--radius-md);padding:12px 14px;box-shadow:var(--shadow-sm);transition:all .18s ease;min-height:56px;justify-content:center}
.doc-link:hover{border-color:var(--text);transform:translateY(-1px);box-shadow:var(--shadow)}
.doc-tag{font-family:JetBrains Mono,monospace;font-size:12px;font-weight:600;color:var(--text)}
.doc-desc{font-size:11px;color:var(--muted)}

/* Unified About & Quick Start Section */
.unified{padding:40px 0;background:var(--bg2);border-top:1px solid var(--glass-border);border-bottom:1px solid var(--glass-border)}
.unified-grid{display:grid;grid-template-columns:1.15fr 0.85fr;gap:20px;align-items:stretch}
.unified-card{background:var(--surface);border:1px solid var(--glass-border);border-radius:var(--radius-lg);padding:24px;box-shadow:var(--shadow-sm);display:flex;flex-direction:column;gap:10px}
.unified-card h2{font-size:clamp(18px, 2.6vw, 22px)}
.unified-card p{color:var(--muted);font-size:13px;line-height:1.65}

/* Code Box with Dedicated Toolbar */
.code-box{margin-top:8px;border:1px solid var(--glass-border);border-radius:var(--radius-md);background:var(--bg);overflow:hidden}
.code-box-header{display:flex;align-items:center;justify-content:space-between;padding:8px 12px;background:var(--bg2);border-bottom:1px solid var(--glass-border)}
.code-box-dots{display:flex;gap:5px}
.code-box-dots span{width:8px;height:8px;border-radius:50%;background:var(--glass-border)}
.code-box-title{font-family:JetBrains Mono,monospace;font-size:11px;color:var(--muted)}
.copy-btn{display:inline-flex;align-items:center;gap:6px;padding:5px 10px;background:var(--surface);border:1px solid var(--glass-border);border-radius:6px;color:var(--muted);font-family:JetBrains Mono,monospace;font-size:11px;cursor:pointer;transition:all .18s ease}
.copy-btn:hover{color:var(--text);border-color:var(--text)}
.copy-btn .icon-check{display:none}
.copy-btn.copied{color:#10b981;border-color:#10b981}
.copy-btn.copied .icon-copy{display:none}
.copy-btn.copied .icon-check{display:block}
.code-box pre{padding:12px 14px;overflow-x:auto;-webkit-overflow-scrolling:touch}
.code-box code{font-family:JetBrains Mono,monospace;font-size:12px;color:var(--text);white-space:pre;line-height:1.55}
.hint{font-family:JetBrains Mono,monospace;font-size:11px;color:var(--muted);text-align:center;margin-top:6px}
.links{display:flex;gap:8px;justify-content:center;align-items:center;font-family:JetBrains Mono,monospace;font-size:11px;color:var(--muted);margin-top:4px}
.links a{color:var(--muted)}
.links a:hover{color:var(--text)}

/* Footer */
.footer{border-top:1px solid var(--glass-border);padding:32px 0 max(24px, env(safe-area-inset-bottom));color:var(--muted);font-size:12px;background:var(--surface)}
.footer-grid{display:grid;grid-template-columns:1.4fr 0.7fr 0.9fr;gap:28px;text-align:left;align-items:start}
.footer-grid h4{color:var(--text);font-size:11px;letter-spacing:0.08em;text-transform:uppercase;margin-bottom:10px}
.footer-grid a{display:block;color:var(--muted);margin-top:8px;font-size:12px;transition:color .18s ease;min-height:24px}
.footer-grid a:hover{color:var(--text)}
.footer-brand p{margin-top:8px;line-height:1.6;max-width:320px}
.footer-bottom{margin-top:24px;padding-top:16px;border-top:1px solid var(--glass-border);display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;color:var(--muted);font-size:11px;letter-spacing:0.02em}

/* Responsive Breakpoints & Mobile Optimization */
@media(max-width:1024px){
  .bento{grid-template-columns:repeat(2, minmax(0, 1fr))}
  .hero-pro-grid{grid-template-columns:1fr;gap:32px}
  .unified-grid{grid-template-columns:1fr}
  .stats-bar-grid{grid-template-columns:repeat(3,1fr)}
  .docs-grid{grid-template-columns:repeat(3,1fr)}
}

@media(max-width:768px){
  .desktop-only{display:none !important}
  .menu-toggle{display:grid}
  .mobile-drawer-backdrop, .mobile-drawer{display:block}
}

@media(max-width:640px){
  :root{--nav-h:54px}
  .container{padding-left:max(16px, env(safe-area-inset-left));padding-right:max(16px, env(safe-area-inset-right))}
  .hero-pro{padding:20px 0 16px}
  .badge-group{gap:6px;margin-bottom:10px}
  .badge-pill{font-size:10.5px;padding:4px 8px}
  .hero-copy h1{font-size:clamp(26px, 7vw, 36px);margin:6px 0 10px;line-height:1.1}
  .hero-copy .subtitle{font-size:14px;line-height:1.55}
  .hero-copy .desc{font-size:12.5px;line-height:1.55;margin-top:8px}
  .hero-copy .cta{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:16px}
  .hero-copy .cta .btn{width:100%;padding:10px 8px;min-height:42px;font-size:13px;gap:6px}
  .btn-icon{margin-right:4px}
  .hero-cmd-chip{width:100%;margin-top:12px;padding:8px 12px;gap:3px}
  .hero-cmd-main{font-size:12px}
  .hero-cmd-desc{font-size:9.5px}
  .hero-visual{margin-top:16px;gap:10px}
  .terminal{border-radius:14px}
  .terminal-bar{padding:8px 12px}
  .educational{padding:8px 12px;font-size:11.5px;line-height:1.5}
  .stats-bar{padding:12px 0}
  .stats-bar-grid{grid-template-columns:repeat(3,1fr);gap:6px}
  .stat-item{padding:8px 4px;border-radius:10px}
  .stat-item .stat-num{font-size:16px}
  .stat-item .stat-label{font-size:9.5px;letter-spacing:0.02em}
  .features-pro{padding:28px 0}
  .section-head{margin-bottom:16px}
  .section-head h2{font-size:20px}
  .section-desc{font-size:12.5px;margin-top:6px;line-height:1.5}
  .bento{grid-template-columns:1fr;gap:10px}
  .card.span-2{grid-column:span 1}
  .card{padding:14px 16px;gap:8px;border-radius:14px;min-height:auto}
  .card-top{gap:8px}
  .card-icon{width:26px;height:26px;border-radius:8px;font-size:11px}
  .card-tag{font-size:9.5px}
  .card h3{font-size:14.5px}
  .card p{font-size:12.5px;line-height:1.55}
  .card-meta{font-size:9.5px;padding-top:6px;margin-top:0}
  .gallery-pro{padding:28px 0}
  .strip{margin-left:-16px;margin-right:-16px;padding-left:16px;padding-right:16px;gap:12px}
  .strip .shot{flex:0 0 clamp(230px, 72vw, 280px)}
  .docs{padding:28px 0}
  .docs-grid{grid-template-columns:repeat(2,1fr);gap:6px}
  .doc-link{padding:10px 10px;min-height:48px;gap:2px;border-radius:10px}
  .doc-tag{font-size:11.5px}
  .doc-desc{font-size:9.5px}
  .unified{padding:28px 0}
  .unified-card{padding:16px 14px;border-radius:14px;gap:8px}
  .unified-card h2{font-size:18px}
  .unified-card p{font-size:12.5px;line-height:1.55}
  .code-box pre{padding:10px 12px}
  .code-box code{font-size:11.5px;line-height:1.5}
  .footer{padding:24px 0 max(24px, env(safe-area-inset-bottom))}
  .footer-grid{grid-template-columns:1fr;gap:18px}
  .mobile-drawer-inner{padding:14px 16px max(24px, env(safe-area-inset-bottom));gap:10px}
  .drawer-link{padding:11px 14px;min-height:44px;font-size:13.5px}
  .mobile-drawer-theme{padding:12px;gap:8px}
  .theme-seg-btn{padding:7px 0;font-size:11.5px}
}

@media(max-width:340px){
  .hero-copy .cta{grid-template-columns:1fr}
  .stats-bar-grid{grid-template-columns:repeat(2,1fr)}
  .badge-pill{font-size:10px;padding:4px 8px}
}