/* ============================== RESET & BASE ============================== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:        #060a12;
  --bg-2:      #0a0e1a;
  --bg-3:      #101828;
  --bg-4:      #162032;
  --bg-card:   #0c1220;
  --border:    #1a2540;
  --border-2:  #243354;
  --text:      #eaf0ff;
  --text-2:    #94a3c8;
  --text-3:    #5a6a8a;
  --cyan:      #00d4ff;
  --magenta:   #ff2d8a;
  --violet:    #8b5cf6;
  --accent:    #00d4ff;
  --accent-2:  #66e0ff;
  --accent-glow: rgba(0, 212, 255, .2);
  --magenta-glow: rgba(255, 45, 138, .2);
  --gradient:  linear-gradient(135deg, #00d4ff, #8b5cf6, #ff2d8a);
  --gradient-h: linear-gradient(90deg, #00d4ff, #8b5cf6, #ff2d8a);
  --green:     #34d399;
  --red:       #f87171;
  --yellow:    #fbbf24;
  --blue:      #60a5fa;
  --radius:    12px;
  --radius-lg: 20px;
  --transition: .3s cubic-bezier(.4, 0, .2, 1);
  --font:      'Segoe UI', system-ui, -apple-system, sans-serif;
  --max-width: 1200px;
}

html { scroll-behavior: smooth; font-size: 16px; scroll-padding-top: 80px; }
body { font-family: var(--font); background: var(--bg); color: var(--text); line-height: 1.65; overflow-x: hidden; -webkit-font-smoothing: antialiased; }
a { color: var(--cyan); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--accent-2); }
img { max-width: 100%; display: block; }

.container { max-width: var(--max-width); margin: 0 auto; padding: 0 24px; }

/* ============================== BUTTONS ============================== */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  font-weight: 600; font-size: .9rem; border-radius: var(--radius);
  border: 2px solid transparent; cursor: pointer;
  transition: all var(--transition); text-decoration: none; white-space: nowrap;
}
.btn-sm   { padding: 8px 18px; font-size: .82rem; }
.btn-lg   { padding: 14px 28px; font-size: 1rem; }
.btn-block { width: 100%; justify-content: center; padding: 14px 20px; }
.btn-primary {
  background: var(--gradient-h); background-size: 200% 100%; color: #fff; border-color: transparent;
  box-shadow: 0 4px 24px var(--accent-glow), 0 4px 24px var(--magenta-glow);
}
.btn-primary:hover { background-position: 100% 0; transform: translateY(-2px); box-shadow: 0 8px 36px var(--accent-glow), 0 8px 36px var(--magenta-glow); color: #fff; }
.btn-outline { background: transparent; color: var(--text); border-color: var(--border-2); }
.btn-outline:hover { border-color: var(--cyan); color: var(--cyan); transform: translateY(-2px); }

/* ============================== NAV ============================== */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  background: rgba(8,8,12,.85); backdrop-filter: blur(20px) saturate(1.5);
  border-bottom: 1px solid rgba(30,30,46,.5);
  transition: background var(--transition);
}
.nav-inner {
  max-width: var(--max-width); margin: 0 auto; padding: 0 24px;
  display: flex; align-items: center; height: 64px; gap: 12px;
}
.nav-logo { display: flex; align-items: center; gap: 10px; color: var(--text); font-weight: 700; font-size: 1.05rem; flex-shrink: 0; }
.nav-logo:hover { color: var(--text); }
.logo-img { width: 34px; height: 34px; border-radius: 8px; }
.logo-text { letter-spacing: -.3px; }
.logo-2 { background: var(--gradient-h); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; font-weight: 800; }
.nav-links { display: flex; gap: 4px; margin-left: auto; }
.nav-links a { padding: 8px 14px; font-size: .85rem; color: var(--text-2); border-radius: 8px; transition: all var(--transition); }
.nav-links a:hover { color: var(--text); background: var(--bg-3); }
.nav-links a.active { color: var(--cyan); }
.nav-actions { display: flex; align-items: center; gap: 10px; margin-left: 12px; }
.nav-burger { display: none; background: none; border: none; color: var(--text); font-size: 1.5rem; cursor: pointer; padding: 4px; }

/* Language Dropdown */
.lang-dropdown { position: relative; }
.lang-current {
  display: flex; align-items: center; gap: 6px;
  background: var(--bg-3); border: 1px solid var(--border); border-radius: 8px;
  padding: 6px 12px; cursor: pointer; font-size: .82rem; color: var(--text-2);
  transition: all var(--transition);
}
.lang-current:hover { border-color: var(--cyan); color: var(--text); }
.lang-current i { font-size: .85rem; transition: transform var(--transition); }
.lang-dropdown.open .lang-current i { transform: rotate(180deg); }
.lang-current-flag { font-size: 1.1rem; line-height: 1; }
.lang-current-code { font-weight: 600; letter-spacing: .5px; }
.lang-menu {
  position: absolute; top: calc(100% + 8px); right: 0;
  background: var(--bg-card); border: 1px solid var(--border-2); border-radius: var(--radius);
  box-shadow: 0 12px 40px rgba(0,0,0,.5);
  min-width: 200px; max-height: 380px; overflow-y: auto;
  display: none; z-index: 1100; padding: 6px;
}
.lang-dropdown.open .lang-menu { display: block; }
.lang-menu::-webkit-scrollbar { width: 6px; }
.lang-menu::-webkit-scrollbar-track { background: transparent; }
.lang-menu::-webkit-scrollbar-thumb { background: var(--border-2); border-radius: 3px; }
.lang-menu-item {
  display: flex; align-items: center; gap: 10px; width: 100%;
  padding: 8px 12px; border: none; background: none; cursor: pointer;
  font-size: .84rem; color: var(--text-2); border-radius: 8px;
  transition: all var(--transition); text-align: left;
}
.lang-menu-item:hover { background: var(--bg-3); color: var(--text); }
.lang-menu-item.active { background: var(--gradient-h); color: #fff; font-weight: 600; }
.lang-menu-flag { font-size: 1.15rem; line-height: 1; }

/* ============================== HERO ============================== */
.hero {
  position: relative; min-height: 100vh; display: flex; flex-direction: column;
  align-items: center; justify-content: center; padding: 100px 24px 40px;
  overflow: hidden;
}
.hero-bg { position: absolute; inset: 0; z-index: 0; pointer-events: none; }
#heroBgCanvas { position: absolute; inset: 0; width: 100%; height: 100%; }

/* Scene Switcher */
.scene-switcher {
  position: absolute; bottom: 20px; right: 24px; z-index: 10;
  display: flex; gap: 6px; padding: 6px 10px;
  background: rgba(6,10,18,.7); backdrop-filter: blur(12px);
  border: 1px solid var(--border); border-radius: 100px;
}
.scene-btn {
  width: 32px; height: 32px; border-radius: 50%; border: 1px solid transparent;
  background: transparent; color: var(--text-3); font-size: .95rem;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; transition: all var(--transition); position: relative;
}
.scene-btn:hover { color: var(--text); background: var(--bg-3); border-color: var(--border-2); }
.scene-btn.active {
  color: #fff; border-color: transparent;
  background: var(--gradient-h); background-size: 200% 100%;
  box-shadow: 0 0 12px var(--accent-glow), 0 0 12px var(--magenta-glow);
}
.scene-btn::after {
  content: attr(title); position: absolute; bottom: calc(100% + 8px); left: 50%;
  transform: translateX(-50%); white-space: nowrap; font-size: .68rem;
  padding: 4px 10px; border-radius: 6px; background: var(--bg-3);
  color: var(--text-2); border: 1px solid var(--border); pointer-events: none;
  opacity: 0; transition: opacity .2s; z-index: 20;
}
.scene-btn:hover::after { opacity: 1; }
.hero-glow {
  position: absolute; border-radius: 50%; filter: blur(140px); opacity: .45;
}
.hero-glow-1 { width: 700px; height: 700px; top: -250px; left: -150px; background: var(--cyan); }
.hero-glow-2 { width: 600px; height: 600px; bottom: -150px; right: -200px; background: var(--magenta); opacity: .35; }
.hero-grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(0,212,255,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,45,138,.04) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 40%, black 20%, transparent 100%);
}
.hero-content { position: relative; z-index: 1; text-align: center; max-width: 800px; }
.hero-badge {
  display: inline-block; padding: 6px 18px; border-radius: 100px;
  background: rgba(0,212,255,.08); border: 1px solid rgba(0,212,255,.25);
  font-size: .78rem; color: var(--cyan); font-weight: 600; letter-spacing: .3px;
  margin-bottom: 24px;
}
.hero-title { font-size: clamp(2.5rem, 7vw, 4.5rem); font-weight: 800; line-height: 1.1; margin-bottom: 20px; letter-spacing: -1px; }
.hero-title-accent {
  background: var(--gradient-h);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-subtitle { font-size: 1.1rem; color: var(--text-2); max-width: 640px; margin: 0 auto 32px; line-height: 1.7; }
.hero-actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; margin-bottom: 48px; }
.hero-stats { display: flex; gap: 40px; justify-content: center; flex-wrap: wrap; }
.hero-stat { text-align: center; }
.hero-stat-num { display: block; font-size: 1.8rem; font-weight: 800; background: var(--gradient-h); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.hero-stat-label { font-size: .78rem; color: var(--text-3); text-transform: uppercase; letter-spacing: .5px; }

/* Hero Preview (App Screenshot) */
.hero-preview { position: relative; z-index: 1; width: 100%; max-width: 960px; margin: 48px auto 0; }
.hero-preview-frame {
  border-radius: var(--radius-lg); overflow: hidden;
  border: 1px solid var(--border); background: var(--bg-2);
  box-shadow: 0 20px 80px rgba(0,0,0,.5), 0 0 40px var(--accent-glow), 0 0 40px var(--magenta-glow);
}
.hero-preview-bar {
  display: flex; align-items: center; gap: 8px; padding: 12px 16px;
  background: var(--bg-3); border-bottom: 1px solid var(--border);
}
.dot { width: 12px; height: 12px; border-radius: 50%; }
.dot-red { background: #ff5f57; }
.dot-yellow { background: #febc2e; }
.dot-green { background: #28c840; }
.hero-preview-title { margin-left: 8px; font-size: .75rem; color: var(--text-3); }
.hero-preview-img { aspect-ratio: 16/9; overflow: hidden; }
.hero-preview-img img { width: 100%; height: 100%; object-fit: cover; }
.placeholder-screen {
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  height: 100%; aspect-ratio: 16/9; background: var(--bg-4); color: var(--text-3);
  font-size: .85rem; gap: 12px;
}
.placeholder-screen i { font-size: 3rem; opacity: .3; }

/* ============================== SECTIONS ============================== */
.section { padding: 100px 0; }
.section-alt { background: var(--bg-2); }
.section-header { text-align: center; max-width: 700px; margin: 0 auto 60px; }
.section-tag {
  display: inline-block; padding: 4px 14px; border-radius: 100px;
  background: rgba(0,212,255,.08); border: 1px solid rgba(0,212,255,.2);
  font-size: .75rem; color: var(--cyan); font-weight: 600; letter-spacing: .5px;
  text-transform: uppercase; margin-bottom: 16px;
}
.section-title {
  font-size: clamp(1.6rem, 4vw, 2.4rem); font-weight: 800; margin-bottom: 14px;
  letter-spacing: -.5px; line-height: 1.2;
}
.section-header::after {
  content: ''; display: block; width: 60px; height: 3px; margin: 20px auto 0;
  background: var(--gradient-h); border-radius: 3px;
}
.section-desc { font-size: 1rem; color: var(--text-2); line-height: 1.65; }

/* ============================== FEATURES GRID ============================== */
.features-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 20px;
}
.feature-card {
  padding: 28px; border-radius: var(--radius); background: var(--bg-card);
  border: 1px solid var(--border); transition: all var(--transition);
}
.feature-card:hover { border-color: var(--cyan); transform: translateY(-4px); box-shadow: 0 8px 30px rgba(0,0,0,.3), 0 0 20px var(--accent-glow); }
.feature-icon {
  width: 48px; height: 48px; border-radius: 12px;
  background: linear-gradient(135deg, rgba(0,212,255,.15), rgba(255,45,138,.15));
  color: var(--cyan);
  display: flex; align-items: center; justify-content: center; font-size: 1.3rem;
  margin-bottom: 16px;
}
.feature-card h3 { font-size: 1rem; font-weight: 700; margin-bottom: 8px; }
.feature-card p { font-size: .85rem; color: var(--text-2); line-height: 1.6; }

/* ============================== STEPS ============================== */
.steps { display: flex; flex-direction: column; gap: 32px; max-width: 900px; margin: 0 auto; }
.step {
  display: grid; grid-template-columns: 60px 1fr 200px; gap: 24px; align-items: center;
  padding: 32px; border-radius: var(--radius-lg); background: var(--bg-card);
  border: 1px solid var(--border); transition: all var(--transition);
}
.step:hover { border-color: var(--cyan); }
.step-num {
  width: 56px; height: 56px; border-radius: 50%;
  background: var(--gradient);
  color: #fff; font-size: 1.5rem; font-weight: 800;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0; box-shadow: 0 4px 20px var(--accent-glow);
}
.step-content h3 { font-size: 1.1rem; font-weight: 700; margin-bottom: 8px; }
.step-content p { font-size: .88rem; color: var(--text-2); line-height: 1.6; }
.step-visual { display: flex; align-items: center; justify-content: center; }
.step-placeholder {
  width: 160px; height: 100px; border-radius: var(--radius);
  background: var(--bg-4); border: 1px dashed var(--border-2);
  display: flex; align-items: center; justify-content: center;
  font-size: 2rem; color: var(--text-3);
}

/* ============================== SHOWCASE ============================== */
.showcase-video { max-width: 860px; margin: 0 auto 48px; }
.video-placeholder {
  aspect-ratio: 16/9; border-radius: var(--radius-lg); background: var(--bg-card);
  border: 1px dashed var(--border-2); display: flex; flex-direction: column;
  align-items: center; justify-content: center; gap: 12px; color: var(--text-3);
}
.video-placeholder i { font-size: 4rem; }
.video-placeholder-hint { font-size: .7rem; opacity: .5; margin-top: 4px; }
.showcase-video iframe {
  width: 100%; aspect-ratio: 16/9; border: none; border-radius: var(--radius-lg);
}

/* Object Category Pills */
.object-categories {
  display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; margin-bottom: 40px;
}
.obj-cat {
  display: flex; align-items: center; gap: 8px; padding: 10px 18px;
  border-radius: 100px; background: var(--bg-card); border: 1px solid var(--border);
  font-size: .82rem; color: var(--text-2); transition: all var(--transition);
}
.obj-cat:hover { border-color: var(--cyan); color: var(--cyan); }
.obj-cat i { font-size: 1rem; color: var(--magenta); }

/* Screenshot Gallery */
.screenshot-gallery { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 16px; }
.screenshot-placeholder {
  aspect-ratio: 16/10; border-radius: var(--radius); background: var(--bg-card);
  border: 1px dashed var(--border-2); display: flex; flex-direction: column;
  align-items: center; justify-content: center; gap: 8px; color: var(--text-3);
  font-size: .8rem; transition: all var(--transition);
}
.screenshot-placeholder:hover { border-color: var(--cyan); }
.screenshot-placeholder i { font-size: 1.5rem; }
.screenshot-gallery img {
  width: 100%; aspect-ratio: 16/10; object-fit: cover;
  border-radius: var(--radius); border: 1px solid var(--border);
  transition: all var(--transition);
}
.screenshot-gallery img:hover { border-color: var(--cyan); transform: scale(1.02); }

/* ============================== COMPARISON TABLE ============================== */
.comparison-table-wrap { overflow-x: auto; border-radius: var(--radius); border: 1px solid var(--border); }
.comparison-table { width: 100%; border-collapse: collapse; font-size: .85rem; }
.comparison-table th, .comparison-table td { padding: 14px 18px; text-align: center; border: 1px solid var(--border); }
.comparison-table th { background: var(--bg-3); color: var(--text-2); font-weight: 600; font-size: .78rem; text-transform: uppercase; letter-spacing: .5px; }
.comparison-table td { background: var(--bg-card); color: var(--text-2); }
.comparison-table td:first-child { text-align: left; font-weight: 500; color: var(--text); }
.comparison-table .highlight { background: rgba(0,212,255,.06); color: var(--text); font-weight: 600; }
.comparison-table th.highlight { background: var(--gradient-h); color: #fff; }
.check { color: var(--green); font-size: 1.1rem; }
.cross { color: var(--red); font-size: 1.1rem; opacity: .6; }

/* ============================== PRICING ============================== */
.pricing-cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 24px; max-width: 760px; margin: 0 auto; }
.pricing-card {
  padding: 36px 28px; border-radius: var(--radius-lg); background: var(--bg-card);
  border: 1px solid var(--border); position: relative; transition: all var(--transition);
}
.pricing-card:hover { transform: translateY(-4px); }
.pricing-card-pro {
  border-color: transparent; position: relative;
  background: linear-gradient(var(--bg-card), var(--bg-card)) padding-box,
              var(--gradient-h) border-box;
  box-shadow: 0 0 40px var(--accent-glow), 0 0 40px var(--magenta-glow), 0 8px 30px rgba(0,0,0,.3);
}
.pricing-card-badge {
  position: absolute; top: -12px; left: 50%; transform: translateX(-50%);
  padding: 4px 16px; border-radius: 100px; background: var(--gradient-h);
  color: #fff; font-size: .72rem; font-weight: 700; text-transform: uppercase; letter-spacing: .5px;
}
.pricing-card-header { text-align: center; margin-bottom: 24px; padding-bottom: 24px; border-bottom: 1px solid var(--border); }
.pricing-card-header h3 { font-size: 1.4rem; font-weight: 800; margin-bottom: 8px; }
.pricing-price { font-size: 2.5rem; font-weight: 800; color: var(--text); margin-bottom: 6px; }
.pricing-price span { font-size: .9rem; font-weight: 400; color: var(--text-2); }
.pricing-card-header p { font-size: .85rem; color: var(--text-2); }
.pricing-features { list-style: none; margin-bottom: 28px; }
.pricing-features li { display: flex; align-items: center; gap: 10px; padding: 8px 0; font-size: .85rem; color: var(--text-2); }
.pricing-features li i { color: var(--green); font-size: 1rem; flex-shrink: 0; }
.pricing-feature-note { opacity: .7; }
.pricing-feature-note i { color: var(--yellow) !important; }
.pricing-feature-highlight { color: var(--cyan) !important; font-weight: 600; }
.pricing-feature-highlight i { color: var(--magenta) !important; }
.pricing-note { text-align: center; font-size: .78rem; color: var(--text-3); margin-top: 12px; }

/* ============================== DOWNLOAD ============================== */
.download-cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 24px; max-width: 760px; margin: 0 auto 40px; }
.download-card {
  padding: 32px 28px; border-radius: var(--radius-lg); background: var(--bg-card);
  border: 1px solid var(--border); text-align: center; transition: all var(--transition);
}
.download-card:hover { border-color: var(--cyan); transform: translateY(-4px); box-shadow: 0 8px 30px rgba(0,0,0,.3), 0 0 20px var(--accent-glow); }
.download-card-buy {
  border-color: transparent;
  background: linear-gradient(var(--bg-card), var(--bg-card)) padding-box,
              var(--gradient-h) border-box;
  box-shadow: 0 0 30px var(--accent-glow), 0 0 30px var(--magenta-glow);
}
.download-card-buy:hover { border-color: transparent; box-shadow: 0 0 40px var(--accent-glow), 0 0 40px var(--magenta-glow), 0 8px 30px rgba(0,0,0,.3); }
.buy-pro-note { display: flex; align-items: center; justify-content: center; gap: 6px; margin-top: 12px; }
.buy-pro-note i { color: var(--cyan); }
.download-card-icon { font-size: 2.5rem; color: var(--cyan); margin-bottom: 16px; }
.download-card h3 { font-size: 1.1rem; font-weight: 700; margin-bottom: 8px; }
.download-card p { font-size: .85rem; color: var(--text-2); margin-bottom: 16px; }
.download-meta { display: flex; gap: 12px; justify-content: center; margin-bottom: 20px; flex-wrap: wrap; }
.download-meta span {
  padding: 4px 12px; border-radius: 100px; background: var(--bg-4);
  border: 1px solid var(--border); font-size: .72rem; color: var(--text-3); font-weight: 600;
}

/* Older Versions */
.download-older { max-width: 760px; margin: 0 auto 24px; }
.download-older details {
  border-radius: var(--radius); border: 1px solid var(--border);
  background: var(--bg-card); overflow: hidden;
}
.download-older summary {
  padding: 16px 20px; font-size: .9rem; font-weight: 600; color: var(--text-2);
  cursor: pointer; transition: all var(--transition);
}
.download-older summary:hover { color: var(--text); background: var(--bg-3); }
.older-versions-list { padding: 8px 20px 20px; }
.older-version-row {
  display: flex; align-items: center; gap: 16px; padding: 10px 0;
  border-bottom: 1px solid var(--border); flex-wrap: wrap;
}
.older-version-row:last-child { border-bottom: none; }
.ov-version { font-weight: 700; font-size: .9rem; color: var(--text); min-width: 60px; }
.ov-date { font-size: .82rem; color: var(--text-3); min-width: 90px; }
.ov-size { font-size: .82rem; color: var(--text-3); min-width: 70px; }
.ov-btn { margin-left: auto; }
.btn-sm { padding: 6px 16px; font-size: .78rem; }
.btn-outline {
  background: transparent; color: var(--cyan); border: 1px solid var(--cyan);
  transition: all var(--transition);
}
.btn-outline:hover { background: var(--cyan); color: var(--bg); }

/* Changelog */
.download-changelog { max-width: 760px; margin: 0 auto; }
.download-changelog details {
  border-radius: var(--radius); border: 1px solid var(--border);
  background: var(--bg-card); overflow: hidden;
}
.download-changelog summary {
  padding: 16px 20px; font-size: .9rem; font-weight: 600; color: var(--text-2);
  cursor: pointer; transition: all var(--transition);
}
.download-changelog summary:hover { color: var(--text); background: var(--bg-3); }
.changelog-content { padding: 0 20px 20px; }
.changelog-version { margin-top: 16px; }
.changelog-version h4 { font-size: .9rem; font-weight: 700; color: var(--text); margin-bottom: 8px; }
.changelog-version h4 span { font-weight: 400; color: var(--text-3); font-size: .8rem; }
.changelog-version ul { list-style: none; padding: 0; }
.changelog-version li { padding: 4px 0 4px 20px; font-size: .82rem; color: var(--text-2); position: relative; }
.changelog-version li::before { content: '+'; position: absolute; left: 4px; color: var(--green); font-weight: 700; }

/* ============================== FAQ ============================== */
.faq-list { max-width: 760px; margin: 0 auto; }
.faq-item { border-bottom: 1px solid var(--border); }
.faq-question {
  width: 100%; display: flex; align-items: center; justify-content: space-between;
  padding: 20px 0; background: none; border: none; cursor: pointer;
  font-size: .95rem; font-weight: 600; color: var(--text); text-align: left;
  font-family: var(--font); transition: color var(--transition); gap: 16px;
}
.faq-question:hover { color: var(--cyan); }
.faq-question i { font-size: 1.2rem; color: var(--magenta); transition: transform var(--transition); flex-shrink: 0; }
.faq-item.open .faq-question i { transform: rotate(45deg); }
.faq-answer { max-height: 0; overflow: hidden; transition: max-height .4s ease; }
.faq-item.open .faq-answer { max-height: 300px; }
.faq-answer p { padding: 0 0 20px; font-size: .88rem; color: var(--text-2); line-height: 1.7; }

/* ============================== FOOTER ============================== */
.footer { padding: 60px 0 30px; border-top: 1px solid var(--border); background: var(--bg-2); }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 40px; }
.footer-logo { display: flex; align-items: center; gap: 10px; margin-bottom: 12px; }
.footer-brand p { font-size: .85rem; color: var(--text-3); line-height: 1.5; }
.footer-links-group h4 { font-size: .8rem; text-transform: uppercase; letter-spacing: .5px; color: var(--text-3); margin-bottom: 14px; font-weight: 600; }
.footer-links-group a { display: flex; align-items: center; gap: 6px; font-size: .85rem; color: var(--text-2); padding: 4px 0; transition: color var(--transition); }
.footer-links-group a:hover { color: var(--cyan); }
.footer-bottom { display: flex; justify-content: space-between; padding-top: 24px; border-top: 1px solid var(--border); font-size: .78rem; color: var(--text-3); flex-wrap: wrap; gap: 8px; }

/* ============================== ANIMATIONS ============================== */
[data-anim] { opacity: 0; transform: translateY(24px); transition: opacity .6s ease, transform .6s ease; }
[data-anim].visible { opacity: 1; transform: translateY(0); }

/* ============================== RESPONSIVE ============================== */
@media (max-width: 900px) {
  .nav-links { display: none; position: fixed; top: 64px; left: 0; right: 0; background: var(--bg-2); border-bottom: 1px solid var(--border); flex-direction: column; padding: 16px; gap: 4px; z-index: 999; }
  .nav-links.open { display: flex; }
  .nav-burger { display: block; }
  .step { grid-template-columns: 50px 1fr; }
  .step-visual { display: none; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .hero-stats { gap: 24px; }
}

@media (max-width: 600px) {
  .hero-title { font-size: 2.2rem; }
  .hero-subtitle { font-size: .95rem; }
  .scene-switcher { bottom: 10px; right: 12px; gap: 4px; padding: 4px 8px; }
  .scene-btn { width: 28px; height: 28px; font-size: .8rem; }
  .section { padding: 60px 0; }
  .features-grid { grid-template-columns: 1fr; }
  .pricing-cards { grid-template-columns: 1fr; }
  .download-cards { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .comparison-table { font-size: .75rem; }
  .comparison-table th, .comparison-table td { padding: 10px 8px; }
}

/* ============================== RTL SUPPORT ============================== */
[dir="rtl"] { text-align: right; }
[dir="rtl"] .nav-inner { flex-direction: row-reverse; }
[dir="rtl"] .nav-links { margin-left: 0; margin-right: auto; }
[dir="rtl"] .nav-actions { margin-left: 0; margin-right: 12px; }
[dir="rtl"] .lang-menu { right: auto; left: 0; }
[dir="rtl"] .feature-card, [dir="rtl"] .step-content { text-align: right; }
[dir="rtl"] .btn { flex-direction: row-reverse; }
[dir="rtl"] .hero-actions { flex-direction: row-reverse; }
[dir="rtl"] .pricing-features li { flex-direction: row-reverse; text-align: right; }
[dir="rtl"] .faq-question { flex-direction: row-reverse; text-align: right; }