:root {
  --bg: #0A0A0A;
  --bg-alt: #111111;
  --fg: #E8E8E8;
  --fg-muted: #7A7A7A;
  --accent: #FF4D00;
  --accent-dim: rgba(255, 77, 0, 0.12);
  --accent-hover: #E64400;
  --border: rgba(255, 255, 255, 0.08);
  --border-hover: rgba(255, 255, 255, 0.14);
  --font-display: 'Sora', sans-serif;
  --font-body: 'Figtree', sans-serif;
  --radius: 8px;
  --radius-lg: 14px;
  --shadow: 0 4px 24px rgba(0,0,0,0.4);
  --transition: 0.2s ease;
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* ── Navigation ── */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 18px 48px;
  border-bottom: 1px solid var(--border);
  background: rgba(10, 10, 10, 0.92);
  backdrop-filter: blur(16px);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1200px;
  margin: 0 auto;
}
.nav-logo {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 400;
  color: var(--fg);
  text-decoration: none;
  letter-spacing: 0.08em;
}
.nav-logo strong { font-weight: 800; }
.nav-tagline {
  font-size: 13px;
  color: var(--fg-muted);
  letter-spacing: 0.03em;
}

/* ── Hero ── */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding: 120px 48px 80px;
}
.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.18;
  filter: grayscale(40%);
}
.hero-bg-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to right,
    rgba(10,10,10,0.95) 0%,
    rgba(10,10,10,0.7) 50%,
    rgba(10,10,10,0.3) 100%
  );
}
.hero-bg-accent {
  position: absolute;
  top: -200px;
  right: -100px;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(255,77,0,0.18) 0%, transparent 70%);
  pointer-events: none;
}
.hero-content {
  max-width: 760px;
  position: relative;
  z-index: 1;
}
.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-dim);
  border: 1px solid rgba(255,77,0,0.25);
  padding: 8px 16px;
  border-radius: 40px;
  margin-bottom: 28px;
}
.hero-eyebrow::before {
  content: '';
  width: 6px;
  height: 6px;
  background: var(--accent);
  border-radius: 50%;
  animation: pulse-dot 2s infinite;
}
@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.7); }
}
.hero-headline {
  font-family: var(--font-display);
  font-size: clamp(42px, 6vw, 80px);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: var(--fg);
  margin-bottom: 28px;
}
.hero-sub {
  font-size: 18px;
  color: var(--fg-muted);
  max-width: 520px;
  line-height: 1.7;
}

/* Scroll indicator */
.hero-scroll {
  position: absolute;
  bottom: 40px;
  left: 48px;
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--fg-muted);
  z-index: 1;
}
.hero-scroll-line {
  width: 48px;
  height: 1px;
  background: var(--fg-muted);
  animation: scroll-line 2s ease-in-out infinite;
}
@keyframes scroll-line {
  0% { transform: scaleX(0); transform-origin: left; }
  50% { transform: scaleX(1); transform-origin: left; }
  51% { transform: scaleX(1); transform-origin: right; }
  100% { transform: scaleX(0); transform-origin: right; }
}

/* Fade-in animations */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: translateY(0); }
}
.fade-up { animation: fadeUp 0.6s ease forwards; }
.fade-up-1 { animation-delay: 0.1s; opacity: 0; }
.fade-up-2 { animation-delay: 0.25s; opacity: 0; }
.fade-up-3 { animation-delay: 0.4s; opacity: 0; }
.fade-up-4 { animation-delay: 0.55s; opacity: 0; }

/* ── Categories ── */
.categories {
  padding: 100px 48px;
  background: var(--bg-alt);
  border-top: 1px solid var(--border);
}
.categories-header {
  max-width: 1200px;
  margin: 0 auto 64px;
}
.section-title {
  font-family: var(--font-display);
  font-size: 36px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--fg);
  margin-bottom: 12px;
}
.section-sub {
  font-size: 16px;
  color: var(--fg-muted);
}
.category-grid {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.category-card {
  background: var(--bg-alt);
  border: 1px solid var(--border);
  padding: 40px 36px;
  text-decoration: none;
  color: var(--fg);
  transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
  display: block;
  position: relative;
  overflow: hidden;
}
.category-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s ease;
}
.category-card:hover {
  border-color: var(--accent);
  transform: translateY(-4px);
  box-shadow: 0 16px 48px rgba(0,0,0,0.3);
}
.category-card:hover::before { transform: scaleX(1); }
.category-icon {
  color: var(--accent);
  margin-bottom: 20px;
  transition: transform var(--transition);
}
.category-card:hover .category-icon { transform: scale(1.1); }
.category-card h3 {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--fg);
}
.category-card p {
  font-size: 15px;
  color: var(--fg-muted);
  line-height: 1.65;
}
.category-card-arrow {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-top: 20px;
  font-size: 13px;
  font-weight: 600;
  color: var(--accent);
  opacity: 0;
  transform: translateX(-8px);
  transition: opacity var(--transition), transform var(--transition);
}
.category-card:hover .category-card-arrow { opacity: 1; transform: translateX(0); }

/* ── Manifesto ── */
.manifesto {
  padding: 100px 48px;
}
.manifesto-inner {
  max-width: 720px;
  margin: 0 auto 72px;
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: 32px;
  align-items: start;
  border-bottom: 1px solid var(--border);
  padding-bottom: 72px;
}
.manifesto-inner:last-child {
  border-bottom: none;
  margin-bottom: 0;
  padding-bottom: 0;
}
.manifesto-number {
  font-family: var(--font-display);
  font-size: 52px;
  font-weight: 800;
  color: var(--accent);
  line-height: 1;
  padding-top: 4px;
  opacity: 0.4;
}
.manifesto-content h2 {
  font-family: var(--font-display);
  font-size: 24px;
  font-weight: 700;
  color: var(--fg);
  margin-bottom: 16px;
  line-height: 1.3;
}
.manifesto-content p {
  font-size: 16px;
  color: var(--fg-muted);
  line-height: 1.75;
  margin-bottom: 14px;
}
.manifesto-content p:last-child { margin-bottom: 0; }

/* ── Quality ── */
.quality {
  padding: 80px 48px;
  background: var(--bg-alt);
  border-top: 1px solid var(--border);
}
.quality-badge {
  display: flex;
  justify-content: center;
  margin-bottom: 36px;
}
.quality-badge-inner {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--accent);
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  background: var(--accent-dim);
  border: 1px solid rgba(255,77,0,0.3);
  padding: 10px 20px;
  border-radius: 40px;
}
.quality-text {
  max-width: 600px;
  margin: 0 auto 48px;
  text-align: center;
  font-size: 17px;
  color: var(--fg-muted);
  line-height: 1.75;
}
.quality-pillars {
  max-width: 900px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.pillar {
  background: var(--bg);
  border: 1px solid var(--border);
  padding: 28px 24px;
  transition: border-color var(--transition), transform var(--transition);
}
.pillar:hover { border-color: var(--border-hover); transform: translateY(-2px); }
.pillar-icon {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent-dim);
  border: 1px solid rgba(255,77,0,0.2);
  border-radius: var(--radius);
  margin-bottom: 16px;
  color: var(--accent);
}
.pillar strong {
  display: block;
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 700;
  color: var(--fg);
  margin-bottom: 8px;
}
.pillar span { font-size: 13px; color: var(--fg-muted); }

/* ── Closing ── */
.closing {
  padding: 120px 48px;
  background: var(--bg);
  border-top: 1px solid var(--border);
}
.closing-inner {
  max-width: 720px;
  margin: 0 auto;
  text-align: center;
}
.closing-statement {
  font-family: var(--font-display);
  font-size: clamp(22px, 3vw, 34px);
  font-weight: 400;
  line-height: 1.4;
  color: var(--fg-muted);
  margin-bottom: 32px;
  letter-spacing: -0.01em;
}
.closing-statement--accent {
  color: var(--fg);
  font-weight: 700;
}

/* ── Footer ── */
.footer {
  padding: 60px 48px 40px;
  border-top: 1px solid var(--border);
  text-align: center;
}
.footer-logo {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 400;
  letter-spacing: 0.08em;
  color: var(--fg);
  margin-bottom: 12px;
}
.footer-logo strong { font-weight: 800; }
.footer-sub {
  font-size: 14px;
  color: var(--fg-muted);
  margin-bottom: 28px;
}
.footer-links {
  display: flex;
  justify-content: center;
  gap: 32px;
  margin-bottom: 32px;
}
.footer-links a {
  color: var(--fg-muted);
  text-decoration: none;
  font-size: 14px;
  transition: color 0.2s;
}
.footer-links a:hover { color: var(--fg); }
.footer-copy {
  font-size: 12px;
  color: var(--fg-muted);
}

/* ── Responsive ── */
@media (max-width: 768px) {
  .nav { padding: 16px 24px; }
  .nav-tagline { display: none; }
  .hero { padding: 100px 24px 60px; }
  .category-grid { grid-template-columns: 1fr; }
  .manifesto-inner { grid-template-columns: 1fr; gap: 16px; }
  .manifesto-number { font-size: 36px; }
  .quality-pillars { grid-template-columns: 1fr 1fr; }
  .categories, .manifesto, .quality, .closing, .footer { padding-left: 24px; padding-right: 24px; }
}
@media (max-width: 480px) {
  .quality-pillars { grid-template-columns: 1fr; }
  .hero-headline { font-size: 36px; }
  .hero-sub { font-size: 16px; }
}