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

:root {
  --amber: #F0A500;
  --amber-dim: rgba(240, 165, 0, 0.15);
  --amber-border: rgba(240, 165, 0, 0.3);
  --bg: #0d0b00;
  --bg2: #131000;
  --bg3: #1a1500;
  --surface: #1f1a00;
  --border: rgba(255,255,255,0.07);
  --text: #f0ece0;
  --text-muted: #8a7a50;
  --text-dim: #4a3d1a;
  --font-mono: 'Space Mono', monospace;
  --font-body: 'DM Sans', sans-serif;
}

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.7;
  overflow-x: hidden;
}

.container { max-width: 1100px; margin: 0 auto; padding: 0 24px; }
.accent { color: var(--amber); }

/* NAV */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: rgba(13, 11, 0, 0.88);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  max-width: 1100px; margin: 0 auto; padding: 0 24px;
  height: 64px; display: flex; align-items: center; justify-content: space-between;
}
.nav-logo { display: flex; align-items: center; gap: 10px; text-decoration: none; }
.nav-name { font-family: var(--font-mono); font-weight: 700; font-size: 1em; letter-spacing: 0.15em; color: var(--text); }
.nav-links { display: flex; align-items: center; gap: 8px; }
.nav-link { color: var(--text-muted); text-decoration: none; font-size: 0.88em; padding: 6px 12px; border-radius: 6px; transition: color 0.2s; }
.nav-link:hover { color: var(--text); }
.lang-btn {
  background: var(--surface); border: 1px solid var(--border); color: var(--text-muted);
  font-family: var(--font-mono); font-size: 0.78em; padding: 5px 10px; border-radius: 6px;
  cursor: pointer; transition: all 0.2s;
}
.lang-btn:hover { color: var(--amber); border-color: var(--amber-border); }
.nav-cta {
  background: var(--amber); color: #000; text-decoration: none;
  font-size: 0.85em; font-weight: 600; padding: 8px 18px;
  border-radius: 8px; transition: opacity 0.2s;
}
.nav-cta:hover { opacity: 0.85; }
.hamburger {
  display: none; background: transparent; border: 1px solid var(--border);
  color: var(--text); padding: 6px 10px; border-radius: 6px; cursor: pointer; font-size: 1em;
}
.mobile-menu { display: none; flex-direction: column; padding: 12px 24px 16px; border-top: 1px solid var(--border); gap: 4px; }
.mobile-menu a { color: var(--text-muted); text-decoration: none; padding: 8px 0; font-size: 0.9em; }
.mobile-menu.open { display: flex; }

/* HERO */
.hero { position: relative; padding: 160px 0 100px; text-align: center; overflow: hidden; }
.hero-grid {
  position: absolute; inset: 0;
  background-image: linear-gradient(rgba(240,165,0,0.04) 1px, transparent 1px), linear-gradient(90deg, rgba(240,165,0,0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse at center, black 0%, transparent 70%);
}
.hero-glow {
  position: absolute; top: 0; left: 50%; transform: translateX(-50%);
  width: 600px; height: 400px;
  background: radial-gradient(ellipse, rgba(240,165,0,0.12) 0%, transparent 70%);
  pointer-events: none;
}
.badge {
  display: inline-block; font-family: var(--font-mono); font-size: 0.75em;
  color: var(--amber); background: var(--amber-dim); border: 1px solid var(--amber-border);
  padding: 4px 14px; border-radius: 20px; margin-bottom: 28px;
  letter-spacing: 0.05em; animation: fadeUp 0.6s ease both;
}
.hero-title {
  font-family: var(--font-mono); font-size: clamp(2.4rem, 6vw, 4rem);
  font-weight: 700; line-height: 1.15; letter-spacing: -0.02em;
  margin-bottom: 24px; animation: fadeUp 0.6s 0.1s ease both;
}
.hero-sub {
  font-size: 1.1em; color: var(--text-muted); max-width: 560px;
  margin: 0 auto 40px; line-height: 1.7; animation: fadeUp 0.6s 0.2s ease both;
}
.hero-actions {
  display: flex; align-items: center; justify-content: center;
  gap: 16px; flex-wrap: wrap; margin-bottom: 48px; animation: fadeUp 0.6s 0.3s ease both;
}
.install-box { background: var(--surface); border: 1px solid var(--border); border-radius: 10px; padding: 10px 16px; text-align: left; }
.install-label { display: block; font-size: 0.68em; color: var(--text-dim); font-family: var(--font-mono); letter-spacing: 0.08em; margin-bottom: 4px; }
.install-cmd { display: flex; align-items: center; gap: 12px; }
.install-cmd code { font-family: var(--font-mono); font-size: 0.88em; color: var(--amber); }
.copy-btn { background: transparent; border: none; color: var(--text-dim); cursor: pointer; padding: 2px; transition: color 0.2s; display: flex; align-items: center; }
.copy-btn:hover { color: var(--amber); }
.btn-primary {
  background: var(--amber); color: #000; text-decoration: none; font-weight: 600;
  font-size: 0.9em; padding: 12px 24px; border-radius: 10px;
  transition: opacity 0.2s, transform 0.2s; display: inline-block;
}
.btn-primary:hover { opacity: 0.88; transform: translateY(-1px); }
.btn-secondary {
  background: transparent; color: var(--text-muted); text-decoration: none; font-weight: 500;
  font-size: 0.9em; padding: 12px 24px; border-radius: 10px; border: 1px solid var(--border);
  transition: all 0.2s; display: inline-block;
}
.btn-secondary:hover { border-color: var(--amber-border); color: var(--text); }
.hero-stats { display: flex; align-items: center; justify-content: center; gap: 24px; animation: fadeUp 0.6s 0.4s ease both; }
.stat { text-align: center; }
.stat-num { font-family: var(--font-mono); font-size: 1.4em; font-weight: 700; color: var(--text); display: block; }
.stat-label { font-size: 0.75em; color: var(--text-muted); }
.stat-div { width: 1px; height: 32px; background: var(--border); }

/* SCREENSHOT */
.screenshot-section { padding: 0 0 80px; }
.screen-wrap { background: var(--surface); border: 1px solid var(--border); border-radius: 16px; overflow: hidden; box-shadow: 0 40px 80px rgba(0,0,0,0.5); }
.screen-bar { display: flex; align-items: center; gap: 6px; padding: 12px 16px; background: var(--bg3); border-bottom: 1px solid var(--border); }
.dot { width: 10px; height: 10px; border-radius: 50%; }
.dot.red { background: #ff5f57; } .dot.yellow { background: #febc2e; } .dot.green { background: #28c840; }
.screen-url { font-family: var(--font-mono); font-size: 0.72em; color: var(--text-dim); margin-left: 8px; }
.screen-img { width: 100%; display: block; }
.screen-placeholder { display: none; align-items: center; justify-content: center; height: 400px; color: var(--text-dim); font-size: 0.85em; gap: 12px; flex-direction: column; }
.placeholder-inner { display: flex; flex-direction: column; align-items: center; gap: 12px; color: var(--text-dim); }

/* WHY */
.why-section { padding: 80px 0; }
.why-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.section-label { font-family: var(--font-mono); font-size: 0.72em; color: var(--amber); letter-spacing: 0.12em; text-transform: uppercase; margin-bottom: 16px; }
.why-text h2 { font-family: var(--font-mono); font-size: clamp(1.6rem, 3vw, 2.2rem); font-weight: 700; line-height: 1.25; margin-bottom: 20px; }
.why-text p { color: var(--text-muted); margin-bottom: 28px; line-height: 1.75; }
.compare { display: flex; flex-direction: column; gap: 10px; }
.compare-row { display: flex; flex-direction: column; gap: 8px; }
.compare-item { font-size: 0.88em; color: var(--text-muted); }
.compare-item.good { color: var(--text); }

/* TERMINAL */
.terminal { background: #050400; border: 1px solid var(--border); border-radius: 12px; overflow: hidden; font-family: var(--font-mono); }
.terminal-bar { display: flex; align-items: center; gap: 6px; padding: 10px 16px; background: var(--bg3); border-bottom: 1px solid var(--border); }
.terminal-title { font-size: 0.72em; color: var(--text-dim); margin-left: 8px; }
.terminal-body { padding: 20px; display: flex; flex-direction: column; gap: 10px; }
.t-line { font-size: 0.8em; line-height: 1.6; opacity: 0; animation: fadeIn 0.4s ease forwards; }
.t-delay1 { animation-delay: 0.5s; } .t-delay2 { animation-delay: 1s; } .t-delay3 { animation-delay: 1.5s; } .t-delay4 { animation-delay: 2s; }
.t-prompt { color: var(--amber); margin-right: 8px; }
.t-cmd { color: var(--text); }
.t-out { padding-left: 20px; }
.t-amber { color: var(--amber); margin-right: 8px; }

/* FEATURES */
.features-section { padding: 80px 0; }
.features-section h2 { font-family: var(--font-mono); font-size: clamp(1.6rem, 3vw, 2.2rem); font-weight: 700; line-height: 1.25; margin-bottom: 48px; }
.features-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.feature-card { background: var(--surface); border: 1px solid var(--border); border-radius: 12px; padding: 28px 24px; transition: background 0.2s, border-color 0.2s; }
.feature-card:hover { background: var(--bg3); border-color: var(--amber-border); }
.feature-icon { font-size: 1.4em; margin-bottom: 12px; display: block; }
.feature-card h3 { font-size: 0.95em; font-weight: 600; margin-bottom: 8px; color: var(--text); }
.feature-card p { font-size: 0.82em; color: var(--text-muted); line-height: 1.6; }

/* HOW IT WORKS */
.how-section { padding: 80px 0; }
.how-section h2 { font-family: var(--font-mono); font-size: clamp(1.6rem, 3vw, 2.2rem); font-weight: 700; line-height: 1.25; margin-bottom: 48px; }
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.step { background: var(--surface); border: 1px solid var(--border); border-radius: 12px; padding: 24px 20px; }
.step-num { font-family: var(--font-mono); font-size: 0.75em; color: var(--amber); margin-bottom: 12px; letter-spacing: 0.1em; }
.step h3 { font-size: 0.92em; font-weight: 600; margin-bottom: 8px; }
.step p { font-size: 0.8em; color: var(--text-muted); line-height: 1.55; }

/* SECURITY */
.security-section { padding: 80px 0; }
.security-inner { background: var(--surface); border: 1px solid var(--amber-border); border-radius: 20px; padding: 56px 48px; text-align: center; max-width: 720px; margin: 0 auto; }
.security-badge { font-size: 2.5em; margin-bottom: 20px; }
.security-inner h2 { font-family: var(--font-mono); font-size: clamp(1.4rem, 3vw, 2rem); font-weight: 700; margin-bottom: 20px; }
.security-inner p { color: var(--text-muted); line-height: 1.75; margin-bottom: 32px; }
.security-inner strong { color: var(--text); }
.security-points { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; text-align: left; }
.sec-point { display: flex; align-items: flex-start; gap: 8px; font-size: 0.85em; color: var(--text-muted); }

/* CTA */
.cta-section { padding: 80px 0 100px; text-align: center; }
.cta-section h2 { font-family: var(--font-mono); font-size: clamp(1.6rem, 4vw, 2.4rem); font-weight: 700; margin-bottom: 16px; }
.cta-section p { color: var(--text-muted); margin-bottom: 32px; }
.cta-cmd { display: inline-block; background: var(--surface); border: 1px solid var(--border); border-radius: 10px; padding: 12px 24px; margin-bottom: 32px; }
.cta-cmd code { font-family: var(--font-mono); font-size: 0.95em; color: var(--amber); }
.cta-actions { display: flex; align-items: center; justify-content: center; gap: 16px; flex-wrap: wrap; }

/* FOOTER */
.footer { border-top: 1px solid var(--border); padding: 28px 0; }
.footer-inner { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 16px; }
.footer-logo { display: flex; align-items: center; gap: 8px; font-family: var(--font-mono); font-size: 0.85em; font-weight: 700; color: var(--text-muted); }
.footer-copy { font-size: 0.8em; color: var(--text-dim); }
.footer-links { display: flex; gap: 20px; }
.footer-links a { color: var(--text-dim); text-decoration: none; font-size: 0.82em; transition: color 0.2s; }
.footer-links a:hover { color: var(--amber); }

/* ANIMATIONS */
@keyframes fadeUp { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }

/* RESPONSIVE */
@media (max-width: 900px) {
  .why-grid { grid-template-columns: 1fr; gap: 40px; }
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .security-points { grid-template-columns: 1fr; }
  .nav-links { display: none; }
  .hamburger { display: block; }
}
@media (max-width: 600px) {
  .features-grid { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; }
  .hero { padding: 120px 0 60px; }
  .hero-stats { gap: 16px; }
  .security-inner { padding: 32px 24px; }
  .footer-inner { flex-direction: column; text-align: center; }
}