*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

:root {
  --primary: #000; --bg: #000; --surface: rgb(12, 12, 12); --elevated: rgb(24, 24, 24);
  --accent: #fcf9f3; --white: #fcf9f3; --border-subtle: rgba(252, 249, 243, 0.08); --border-strong: rgba(252, 249, 243, 0.2);
  --font-body: 'Inter', sans-serif; --font-heading: 'STIX Two Text', serif; --font-display: 'STIX Two Text', serif;
  --text-xs: 0.75rem; --text-sm: 0.875rem; --text-base: 1rem;
  --text-lg: 1.125rem; --text-xl: 1.25rem;
  --hl-xs: clamp(20px, 3.5vw, 42px); --hl-sm: clamp(28px, 4vw, 60px); --hl-md: clamp(36px, 5vw, 84px);
  --hl-lg: clamp(48px, 6vw, 120px); --hl-xl: clamp(72px, 8vw, 180px);
  --margin: 5vw; --radius: clamp(16px, 2vw, 36px); --radius-sm: clamp(6px, 1vw, 10px); --bw: 1px;
}

body { font-family: var(--font-body); font-size: var(--text-base); line-height: 1.6; background: var(--bg); color: var(--accent); min-height: 100vh; overflow-x: hidden; }
a { color: inherit; text-decoration: none; }

/* Header */
.site-header { position: fixed; top: 0; left: 0; right: 0; z-index: 100; background: var(--bg); display: flex; align-items: center; justify-content: space-between; padding: 0 var(--margin); height: clamp(56px, 5vw, 76px); border-bottom: var(--bw) solid var(--border-subtle); }
.nav__logo { font-family: var(--font-heading); font-size: clamp(20px, 2vw, 28px); font-weight: 800; text-transform: uppercase; letter-spacing: 0.05em; }
.nav__links { list-style: none; display: flex; gap: clamp(16px, 2vw, 32px); align-items: center; }
.nav__links a { font-family: var(--font-heading); font-size: clamp(16px, 1.5vw, 22px); font-weight: 700; text-transform: uppercase; transition: color 0.2s; }
.nav__links a:hover { color: var(--white); }

/* Hero */
.hero { min-height: 100vh; display: flex; align-items: center; justify-content: space-between; gap: clamp(24px, 4vw, 64px); padding: clamp(80px, 7vw, 100px) var(--margin) clamp(40px, 4vw, 60px); }
.hero__left { flex: 1; min-width: 0; }
.hero__badge { display: inline-block; font-family: var(--font-heading); font-size: var(--text-xs); font-weight: 700; text-transform: uppercase; letter-spacing: 0.1em; border: var(--bw) solid var(--border-strong); border-radius: 100px; padding: 0.3em 1.2em; margin-bottom: clamp(16px, 2vw, 32px); width: fit-content; }
.hero h1 { font-family: var(--font-display); font-size: var(--hl-xl); font-weight: 400; text-transform: uppercase; line-height: 0.95; max-width: 14ch; margin-bottom: clamp(20px, 3vw, 40px); }
.hero__text-box { background: var(--surface); border: var(--bw) solid var(--border-subtle); border-radius: var(--radius-sm); padding: clamp(16px, 2vw, 32px); max-width: 560px; }
.hero__text-box p { font-size: var(--text-sm); line-height: 1.7; }

/* Terminal */
.hero__terminal { flex: 0 0 clamp(320px, 30vw, 480px); background: var(--surface); border: var(--bw) solid var(--border-subtle); border-radius: var(--radius-sm); overflow: hidden; }
.terminal__bar { display: flex; align-items: center; gap: 6px; padding: 10px 14px; background: #1a1a1a; border-bottom: 1px solid #333; }
.terminal__dot { width: 10px; height: 10px; border-radius: 50%; }
.terminal__dot--red { background: #ff5f57; }
.terminal__dot--yellow { background: #febc2e; }
.terminal__dot--green { background: #28c840; }
.terminal__title { font-family: 'SF Mono', 'Fira Code', monospace; font-size: 11px; color: #666; margin-left: auto; }
.terminal__body { padding: 14px; height: clamp(280px, 22vw, 400px); overflow-y: auto; scrollbar-width: none; }
.terminal__body::-webkit-scrollbar { display: none; }
.terminal__line { font-family: 'SF Mono', 'Fira Code', monospace; font-size: clamp(11px, 0.9vw, 13px); line-height: 1.6; white-space: pre; }
.terminal__line--cmd { color: #28c840; }
.terminal__line--out { color: #888; }
.terminal__line--head { color: var(--accent); font-weight: 700; }
.terminal__line--pass, .terminal__line--fail { color: #ccc; }
.terminal__line--summary { color: #ccc; font-weight: 700; margin-top: 4px; }
.t-pass { color: #28c840; font-weight: 700; }
.t-fail { color: #ff5f57; font-weight: 700; }

/* Scan Panel */
.scan-panel { background: var(--surface); border: var(--bw) solid var(--border-subtle); border-radius: var(--radius-sm); overflow: hidden; }
.scan-panel__header { display: flex; justify-content: space-between; align-items: center; padding: 12px 20px; background: #1a1a1a; border-bottom: 1px solid #333; }
.scan-panel__title { font-family: 'SF Mono', 'Fira Code', monospace; font-size: 14px; color: #ccc; }
.scan-panel__status { font-family: var(--font-heading); font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.1em; color: #666; padding: 2px 10px; border-radius: 100px; border: 1px solid #333; }
.scan-panel__status--active { color: #febc2e; border-color: #febc2e; }
.scan-panel__status--done { color: #28c840; border-color: #28c840; }
.scan-row { display: grid; grid-template-columns: 90px 160px 1fr 60px; gap: 8px; align-items: center; padding: 10px 20px; border-bottom: 1px solid #1a1a1a; font-family: 'SF Mono', 'Fira Code', monospace; font-size: clamp(13px, 1.1vw, 15px); color: #666; transition: color 0.3s; }
.scan-row--done { color: #ccc; }
.scan-row__id { color: var(--accent); font-weight: 700; }
.scan-row__name { color: inherit; }
.scan-row__cmd { color: #555; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.scan-row__badge { text-align: center; font-weight: 700; font-size: 11px; padding: 3px 10px; border-radius: 100px; }
.scan-row__badge--pending { color: #666; border: 1px solid #333; }
.scan-row__badge--pass { color: #28c840; border: 1px solid #28c840; }
.scan-row__badge--fail { color: #ff5f57; border: 1px solid #ff5f57; }

/* Section */
.section { padding: clamp(60px, 10vw, 140px) var(--margin); }
.section--white { background: var(--surface); border-top: var(--bw) solid var(--border-subtle); border-bottom: var(--bw) solid var(--border-subtle); }
.section--dark { background: var(--elevated); color: var(--accent); }
.section__label { font-family: var(--font-heading); font-size: var(--text-xs); font-weight: 700; text-transform: uppercase; letter-spacing: 0.15em; margin-bottom: clamp(8px, 1vw, 16px); }
.section h2 { font-family: var(--font-heading); font-size: var(--hl-md); font-weight: 800; text-transform: uppercase; line-height: 0.95; margin-bottom: clamp(12px, 2vw, 24px); }
.section__narrative { font-size: var(--text-lg); line-height: 1.7; max-width: 60ch; margin-bottom: clamp(24px, 4vw, 48px); opacity: 0.8; }

/* Framework Cards — Option 1 */
.fw-grid { margin-top: clamp(24px, 3vw, 48px); display: grid; grid-template-columns: repeat(4, 1fr); gap: clamp(12px, 1.5vw, 20px); }
.fw-card { background: var(--elevated); border: var(--bw) solid var(--border-subtle); border-radius: var(--radius-sm); padding: clamp(20px, 2.5vw, 32px); transition: border-color 0.3s; }
.fw-card:hover { border-color: var(--border-strong); }
.fw-card__tag { font-family: var(--font-heading); font-size: 11px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.1em; color: rgba(252, 249, 243, 0.4); }
.fw-card__title { font-family: var(--font-heading); font-size: var(--text-xl); font-weight: 700; color: var(--accent); margin: 8px 0; }
.fw-card__desc { font-size: var(--text-sm); line-height: 1.6; color: rgba(252, 249, 243, 0.6); }

/* Flow Steps */
.flow-steps { display: flex; flex-direction: column; gap: clamp(8px, 1vw, 16px); }
.flow-step { background: var(--surface); border: var(--bw) solid var(--border-subtle); border-radius: var(--radius-sm); padding: clamp(20px, 2.5vw, 36px); display: flex; align-items: flex-start; gap: clamp(16px, 2vw, 32px); }
.flow-step__num { font-family: var(--font-heading); font-size: var(--hl-sm); font-weight: 900; line-height: 1; opacity: 0.15; flex-shrink: 0; min-width: clamp(36px, 4vw, 56px); }
.flow-step__title { font-family: var(--font-heading); font-size: var(--text-xl); font-weight: 800; text-transform: uppercase; margin-bottom: 4px; }
.flow-step__desc { font-size: var(--text-sm); line-height: 1.7; opacity: 0.7; }

/* Architecture */
.arch-card { background: var(--primary); color: var(--white); border-radius: var(--radius); padding: clamp(24px, 3vw, 48px); overflow-x: auto; }
.arch-card pre { font-family: 'SF Mono', 'Fira Code', monospace; font-size: var(--text-sm); line-height: 1.8; white-space: pre; }
.arch-card .hl { color: var(--accent); font-weight: 700; }
.arch-card .comment { color: rgba(252, 249, 243, 0.4); }

/* Stats */
.stats-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(12px, 1.5vw, 24px); }
.stat-card { border: var(--bw) solid var(--border-strong); border-radius: var(--radius); padding: clamp(24px, 3vw, 48px); text-align: center; }
.stat-card__value { font-family: var(--font-display); font-size: var(--hl-lg); display: block; line-height: 1; margin-bottom: clamp(8px, 1vw, 16px); }
.stat-card__label { font-family: var(--font-heading); font-size: var(--text-sm); font-weight: 700; text-transform: uppercase; letter-spacing: 0.1em; opacity: 0.6; }

/* Audience */
.audience-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: clamp(12px, 1.5vw, 24px); }
.audience-card { background: var(--surface); border: var(--bw) solid var(--border-subtle); border-radius: var(--radius-sm); padding: clamp(20px, 2.5vw, 36px); }
.audience-card__icon { width: 40px; height: 40px; color: #28c840; margin-bottom: clamp(12px, 1.5vw, 20px); }
.audience-card__tags { font-family: var(--font-heading); font-size: var(--text-xs); font-weight: 700; text-transform: uppercase; letter-spacing: 0.1em; opacity: 0.5; margin-bottom: clamp(8px, 1vw, 12px); }
.audience-card h3 { font-family: var(--font-heading); font-size: var(--text-xl); font-weight: 800; text-transform: uppercase; margin-bottom: clamp(8px, 1vw, 12px); }
.audience-card p { font-size: var(--text-sm); line-height: 1.7; opacity: 0.7; }

/* Badges */
.badges { display: flex; flex-wrap: wrap; gap: clamp(6px, 0.8vw, 12px); }
.badge { font-family: var(--font-heading); font-size: var(--text-xs); font-weight: 700; text-transform: uppercase; letter-spacing: 0.05em; border: var(--bw) solid currentColor; border-radius: 100px; padding: 0.35em 1em; opacity: 0.7; }

/* CTA */
.cta-section { text-align: center; padding: clamp(60px, 10vw, 140px) var(--margin); }
.cta-button { display: inline-flex; align-items: center; gap: 0.5em; background: var(--accent); color: var(--bg); font-family: var(--font-heading); font-size: clamp(18px, 2vw, 28px); font-weight: 700; padding: clamp(12px, 1.5vw, 20px) clamp(24px, 3vw, 48px); border: none; border-radius: var(--radius-sm); transition: transform 0.2s, opacity 0.2s; }
.cta-button:hover { transform: translateY(-2px); opacity: 0.9; }

/* Loop Badge */
.loop-badge { text-align: center; padding: clamp(12px, 1.5vw, 20px) var(--margin); font-size: var(--text-xs); font-style: italic; opacity: 0.6; border-bottom: 1px solid var(--border-subtle); margin-top: clamp(56px, 5vw, 76px); }
.loop-badge a { text-decoration: underline; }

/* Footer */
footer { background: var(--bg); color: var(--accent); padding: clamp(48px, 6vw, 96px) var(--margin); border-top: var(--bw) solid var(--border-subtle); }
.footer__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(16px, 2vw, 32px); max-width: 900px; }
.footer__col-header { font-family: var(--font-heading); font-size: var(--text-xs); font-weight: 700; text-transform: uppercase; letter-spacing: 0.15em; opacity: 0.5; margin-bottom: clamp(8px, 1vw, 12px); }
.footer__col p, .footer__col a { font-size: var(--text-sm); line-height: 1.8; opacity: 0.7; }
.footer__col a { display: block; transition: opacity 0.2s; }
.footer__col a:hover { opacity: 1; }

/* Scroll Reveal */
.reveal { opacity: 0; transform: translateY(40px); transition: opacity 0.8s cubic-bezier(0.16,1,0.3,1), transform 0.8s cubic-bezier(0.16,1,0.3,1); }
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }

/* Hero Entrance */
.hero__badge, .hero h1, .hero__text-box { opacity: 0; transform: translateY(30px); }
.hero.entered .hero__badge { opacity: 1; transform: translateY(0); transition: opacity 0.6s ease, transform 0.6s ease; }
.hero.entered h1 { opacity: 1; transform: translateY(0); transition: opacity 0.7s ease 0.15s, transform 0.7s ease 0.15s; }
.hero.entered .hero__text-box { opacity: 1; transform: translateY(0); transition: opacity 0.7s ease 0.35s, transform 0.7s ease 0.35s; }

/* Ticker */
.ticker { overflow: hidden; border-top: var(--bw) solid var(--border-subtle); border-bottom: var(--bw) solid var(--border-subtle); padding: clamp(12px, 1.5vw, 20px) 0; background: var(--bg); color: var(--accent); }
.ticker__track { display: flex; width: max-content; animation: ticker-scroll 20s linear infinite; }
.ticker__group { display: flex; gap: clamp(16px, 2vw, 32px); padding-right: clamp(16px, 2vw, 32px); }
.ticker__item { font-family: var(--font-heading); font-size: var(--text-lg); font-weight: 700; text-transform: uppercase; white-space: nowrap; letter-spacing: 0.05em; }
.ticker__sep { opacity: 0.3; }
@keyframes ticker-scroll { 0% { transform: translateX(0); } 100% { transform: translateX(-50%); } }

/* Stat counter animation */
.stat-card__value { transition: opacity 0.4s ease; }

/* Responsive */
@media (max-width: 768px) {
  .nav__links { display: none; }
  .hero { flex-direction: column; }
  .hero__terminal { flex: none; width: 100%; }
  .stats-row, .audience-grid { grid-template-columns: 1fr; }
  .fw-grid { grid-template-columns: repeat(2, 1fr); }
  .footer__grid { grid-template-columns: 1fr; gap: 24px; }
  .hero h1 { font-size: clamp(48px, 12vw, 72px); }
  .scan-row { grid-template-columns: 70px 1fr 50px; }
  .scan-row__cmd { display: none; }
}
@media (max-width: 1024px) and (min-width: 769px) {
}