/* ═══════════════════════════════════════════════
   Torchcast.ai — Scientific Dark Theme v4
   ═══════════════════════════════════════════════ */

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

:root {
  --bg:         #060a10;
  --bg2:        #0a0f18;
  --bg3:        #0e1420;
  --surface:    rgba(255,255,255,0.02);
  --surface2:   rgba(255,255,255,0.05);
  --border:     rgba(255,255,255,0.06);
  --border2:    rgba(255,255,255,0.1);
  --text:       #c8d6e5;
  --text2:      #7b8fa3;
  --text3:      #4a5d73;
  --gold:       #d4a012;
  --gold-l:     #e8b830;
  --gold-b:     #f0c848;
  --gold-d:     #b88a0a;
  --accent:     #3b82f6;
  --accent-dim: rgba(59,130,246,0.08);
  --glow:       rgba(212,160,18,0.12);
  --mono:       "SF Mono", "Fira Code", "JetBrains Mono", monospace;
}

html { scroll-behavior: smooth; overflow-x: hidden; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

.wrap { max-width: 1280px; margin: 0 auto; padding: 0 48px; }
.wrap-wide { max-width: 1600px; margin: 0 auto; padding: 0 64px; }
.wrap-full { margin: 0; padding: 0 48px; }

/* ─── HEADER ─── */
.header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: rgba(6, 10, 16, 0.7);
  backdrop-filter: blur(24px) saturate(1.2);
  -webkit-backdrop-filter: blur(24px) saturate(1.2);
  border-bottom: 1px solid var(--border);
  transition: border-color 400ms, background 400ms;
}

.header.scrolled {
  background: rgba(6, 10, 16, 0.92);
  border-bottom-color: rgba(255,255,255,0.08);
}

.header-row {
  display: flex; align-items: center; justify-content: space-between;
  height: 60px;
}

.logo {
  display: flex; align-items: center; gap: 10px;
  text-decoration: none; color: #fff;
}

.logo-icon {
  width: 28px; height: 28px; border-radius: 7px;
  background: linear-gradient(135deg, var(--gold-d), var(--gold-l));
  display: grid; place-items: center;
  font-family: "Space Grotesk", sans-serif;
  font-weight: 700; font-size: 13px; color: #fff;
  box-shadow: 0 0 16px rgba(212,160,18,0.25);
}

.logo-text {
  font-family: "Space Grotesk", sans-serif;
  font-weight: 700; font-size: 1.25rem; color: #fff;
}
.logo-dot { color: var(--gold-l); }

nav { display: flex; align-items: center; gap: 32px; }

nav a {
  color: var(--text3); text-decoration: none;
  font-size: 0.95rem; font-weight: 500;
  letter-spacing: 0.01em;
  transition: color 200ms;
}
nav a:hover { color: var(--text); }

.nav-cta {
  color: var(--gold-l) !important;
  border: 1px solid rgba(212,160,18,0.2);
  padding: 6px 18px; border-radius: 999px;
  font-size: 0.88rem !important; font-weight: 600 !important;
  letter-spacing: 0.03em !important;
  text-transform: uppercase;
  transition: all 200ms !important;
}
.nav-cta:hover {
  background: rgba(212,160,18,0.08);
  border-color: rgba(212,160,18,0.4);
  box-shadow: 0 0 20px rgba(212,160,18,0.1);
}

/* ─── HERO ─── */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex; align-items: center; justify-content: center;
  padding: 120px 0 80px;
  overflow: hidden;
  text-align: center;
  max-width: 100vw;
}

#hero-canvas {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  pointer-events: none;
  opacity: 0.6;
}

.hero-glow {
  position: absolute; top: -300px; left: 50%; transform: translateX(-50%);
  width: 1000px; height: 700px;
  background: radial-gradient(
    ellipse 50% 50%,
    rgba(212,160,18,0.08) 0%,
    rgba(212,160,18,0.03) 30%,
    transparent 65%
  );
  pointer-events: none;
}

/* subtle scanline overlay for sci-fi feel */
.hero-grid-bg {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.012) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.012) 1px, transparent 1px);
  background-size: 80px 80px;
  mask-image: radial-gradient(ellipse 70% 50% at 50% 30%, black, transparent);
  -webkit-mask-image: radial-gradient(ellipse 70% 50% at 50% 30%, black, transparent);
  pointer-events: none;
}

.hero-content {
  position: relative;
  animation: heroIn 1000ms cubic-bezier(0.16, 1, 0.3, 1) both;
}

@keyframes heroIn {
  from { opacity: 0; transform: translateY(30px); filter: blur(4px); }
  to   { opacity: 1; transform: none; filter: blur(0); }
}

.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--mono);
  font-size: 0.95rem; font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gold-l);
  border: 1px solid rgba(212,160,18,0.15);
  background: rgba(212,160,18,0.04);
  padding: 10px 24px; border-radius: 999px;
  margin-bottom: 32px;
}

.hero-badge::before {
  content: "";
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--gold-l);
  box-shadow: 0 0 8px var(--gold-l);
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

.hero h1 {
  font-family: "Space Grotesk", sans-serif;
  font-size: clamp(3.2rem, 7.5vw, 7rem);
  font-weight: 700; line-height: 1.02;
  letter-spacing: -0.045em;
  color: #fff;
  margin-bottom: 32px;
}

.gold-text {
  background: linear-gradient(135deg, var(--gold), var(--gold-l), var(--gold-b));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-sub {
  max-width: 680px; margin: 0 auto 48px;
  font-size: 1.5rem; color: var(--text2); line-height: 1.7;
  letter-spacing: 0.005em;
}
.hero-sub em { font-style: italic; }

.hero-btns {
  display: flex; gap: 12px; justify-content: center;
  margin-bottom: 72px;
}

/* buttons */
.btn-primary {
  display: inline-block; text-decoration: none;
  background: linear-gradient(135deg, var(--gold-d), var(--gold-l));
  color: #fff; font-weight: 600; font-size: 1.05rem;
  padding: 16px 36px; border-radius: 8px;
  letter-spacing: 0.01em;
  box-shadow: 0 0 20px rgba(212,160,18,0.15), 0 2px 8px rgba(0,0,0,0.4);
  transition: transform 200ms, box-shadow 200ms;
}
.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 0 32px rgba(212,160,18,0.25), 0 8px 20px rgba(0,0,0,0.3);
}
.btn-lg { padding: 16px 36px; font-size: 1.05rem; }

.btn-ghost {
  display: inline-block; text-decoration: none;
  color: var(--text2); font-weight: 500; font-size: 1.05rem;
  padding: 16px 36px; border-radius: 8px;
  border: 1px solid var(--border2);
  transition: all 200ms;
}
.btn-ghost:hover {
  border-color: var(--text3); color: #fff;
  background: rgba(255,255,255,0.03);
}

/* hero stats */
.hero-stats {
  display: flex; align-items: center; justify-content: center; gap: 0;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: rgba(255,255,255,0.015);
  backdrop-filter: blur(16px);
  max-width: 800px; margin: 0 auto;
  overflow: hidden;
}

.hstat { flex: 1; padding: 24px 32px; text-align: center; }

.hstat-num {
  display: block;
  font-family: var(--mono);
  font-size: 2.6rem; font-weight: 700;
  color: var(--gold-l);
  line-height: 1.1;
  letter-spacing: -0.02em;
}

.hstat-label {
  display: block;
  font-family: var(--mono);
  font-size: 0.78rem; font-weight: 500;
  text-transform: uppercase; letter-spacing: 0.08em;
  color: var(--text3); margin-top: 6px;
}

.hstat-sep { width: 1px; height: 40px; background: var(--border); flex-shrink: 0; }

.hero-fade {
  position: absolute; bottom: 0; left: 0; right: 0; height: 160px;
  background: linear-gradient(transparent, var(--bg));
  pointer-events: none;
}

/* ─── SECTIONS ─── */
.section { padding: 120px 0; position: relative; overflow: hidden; }
.section-alt { background: var(--bg2); }

.section-label {
  font-family: var(--mono);
  font-size: 0.82rem; font-weight: 500;
  text-transform: uppercase; letter-spacing: 0.16em;
  color: var(--gold); margin-bottom: 16px;
}

.section h2 {
  font-family: "Space Grotesk", sans-serif;
  font-size: clamp(2.2rem, 4vw, 3.5rem);
  font-weight: 700; line-height: 1.15;
  letter-spacing: -0.03em; color: #fff;
  margin-bottom: 24px;
}

.section-body {
  max-width: 800px; color: var(--text2);
  font-size: 1.2rem; line-height: 1.75;
}

/* ─── BENCHMARK CARDS ─── */
.bench-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 16px; margin-top: 48px;
}

.bench-card {
  position: relative;
  background: rgba(255,255,255,0.015);
  border: 1px solid var(--border);
  border-radius: 14px; padding: 28px;
  transition: border-color 400ms;
  overflow: hidden;
}

/* subtle animated gradient on hover */
.bench-card::before {
  content: "";
  position: absolute; top: -1px; left: 0; right: 0; height: 2px;
  background: linear-gradient(90deg, transparent, var(--gold), transparent);
  opacity: 0; transition: opacity 400ms;
}
.bench-card:hover::before { opacity: 1; }
.bench-card:hover { border-color: rgba(212,160,18,0.12); }

.bench-header {
  display: flex; align-items: center; gap: 8px;
  font-family: var(--mono);
  font-size: 0.8rem; font-weight: 500;
  text-transform: uppercase; letter-spacing: 0.08em;
  color: var(--gold); margin-bottom: 24px;
}

.bench-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--gold-l);
  box-shadow: 0 0 8px var(--gold-l);
  animation: pulse 2.5s ease-in-out infinite;
}

.bench-row { margin-bottom: 18px; }
.bench-row:last-child { margin-bottom: 0; }

.bench-info {
  display: flex; justify-content: space-between; align-items: baseline;
  margin-bottom: 6px;
}

.bench-name {
  font-size: 1rem; color: var(--text3); font-weight: 500;
}
.bench-name.highlight { color: #fff; font-weight: 600; }
.bench-val {
  font-family: var(--mono);
  font-size: 0.88rem; font-weight: 600; color: var(--text3);
  letter-spacing: 0.02em;
}

.bench-track {
  height: 8px; background: rgba(255,255,255,0.04);
  border-radius: 99px; overflow: hidden;
  position: relative;
}

.bench-bar {
  height: 100%; border-radius: 99px; width: 0%;
  transition: width 1.8s cubic-bezier(0.22, 1, 0.36, 1);
  position: relative;
}

.gold-bar {
  background: linear-gradient(90deg, var(--gold-d), var(--gold-l), var(--gold-b));
  box-shadow: 0 0 20px var(--glow), 0 0 40px rgba(212,160,18,0.06);
}

/* shimmer sweep on gold bar */
.gold-bar::after {
  content: "";
  position: absolute; top: 0; left: -100%; width: 100%; height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
  border-radius: 99px;
}
.gold-bar.shimmer::after {
  animation: barSweep 800ms ease forwards;
}

@keyframes barSweep {
  from { left: -100%; }
  to   { left: 100%; }
}

.gray-bar { background: rgba(148,163,184,0.14); }

/* ─── METHOD PILLS ─── */
.method-pills {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 16px; margin-top: 48px;
}

.method-pill {
  display: flex; align-items: center; gap: 20px;
  background: rgba(255,255,255,0.025);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 28px 32px;
  transition: border-color 300ms;
}
.method-pill:hover { border-color: rgba(212,160,18,0.15); }

.method-icon {
  width: 40px; height: 40px; flex-shrink: 0;
  color: var(--gold-l);
}

.method-pill span {
  font-family: "Space Grotesk", sans-serif;
  font-size: 1.3rem; font-weight: 600;
  color: #fff;
  letter-spacing: -0.01em;
}

/* ─── PILLARS ─── */
.pillars {
  display: flex; gap: 0; margin-top: 48px;
  border: 1px solid var(--border); border-radius: 14px;
  background: rgba(255,255,255,0.015); overflow: hidden;
}

.pillar { flex: 1; padding: 36px 32px; }

.pillar-divider {
  width: 1px; background: var(--border); flex-shrink: 0;
  margin: 24px 0;
}

.pillar-num {
  font-family: var(--mono);
  font-size: 0.88rem; font-weight: 600;
  color: var(--gold); margin-bottom: 14px;
  letter-spacing: 0.04em;
}

.pillar h3 {
  font-family: "Space Grotesk", sans-serif;
  font-size: 1.3rem; font-weight: 700;
  color: #fff; margin-bottom: 10px;
}

.pillar p { font-size: 1.05rem; color: var(--text2); line-height: 1.65; }

/* ─── TIERS ─── */
.tiers {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 14px; margin-top: 48px;
}

.tier {
  position: relative;
  background: rgba(255,255,255,0.015);
  border: 1px solid var(--border);
  border-radius: 14px; padding: 32px 26px;
  transition: border-color 400ms, transform 400ms;
}
.tier:hover { border-color: var(--border2); transform: translateY(-3px); }

/* all tiers equal weight */

.tier-glow {
  position: absolute; top: -1px; left: 50%; transform: translateX(-50%);
  width: 60%; height: 2px;
  background: linear-gradient(90deg, transparent, var(--gold-l), transparent);
  opacity: 0;
  transition: opacity 400ms;
}
.tier:hover .tier-glow { opacity: 1; }

.tier h3 {
  font-family: "Space Grotesk", sans-serif;
  font-size: 1.6rem; font-weight: 700;
  color: #fff; margin-bottom: 8px;
}

.tier-sub {
  font-size: 1rem; color: var(--text2); line-height: 1.6;
  margin-bottom: 20px;
}

.tier-list { list-style: none; padding: 0; }

.tier-list li {
  font-size: 0.98rem; color: var(--text2);
  padding: 5px 0; padding-left: 20px;
  position: relative;
}
.tier-list li::before {
  content: ""; position: absolute; left: 0; top: 12px;
  width: 5px; height: 5px; border-radius: 50%;
  background: var(--gold);
  box-shadow: 0 0 6px rgba(212,160,18,0.3);
}

/* ─── SERVE ─── */
.serve-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 10px; margin-top: 48px;
}

.serve-item {
  display: flex; align-items: center; gap: 14px;
  background: rgba(255,255,255,0.015);
  border: 1px solid var(--border);
  border-radius: 10px; padding: 16px 18px;
  font-size: 1.02rem; color: var(--text2);
  transition: border-color 300ms, background 300ms, transform 300ms;
}
.serve-item:hover {
  border-color: var(--border2);
  background: rgba(255,255,255,0.03);
  transform: translateY(-1px);
}

.serve-icon {
  width: 36px; height: 36px; border-radius: 8px;
  background: rgba(212,160,18,0.06);
  border: 1px solid rgba(212,160,18,0.1);
  display: grid; place-items: center;
  color: var(--gold-l); flex-shrink: 0;
}

/* ─── TRUST ─── */
.trust-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 10px; margin-top: 36px;
}

.trust-item {
  display: flex; align-items: center; gap: 14px;
  background: rgba(255,255,255,0.015);
  border: 1px solid var(--border);
  border-radius: 10px; padding: 16px 20px;
  font-size: 1.02rem; color: var(--text2);
  transition: border-color 300ms;
}
.trust-item:hover { border-color: var(--border2); }

.trust-check {
  width: 28px; height: 28px; border-radius: 7px;
  background: rgba(212,160,18,0.06);
  border: 1px solid rgba(212,160,18,0.12);
  display: grid; place-items: center; flex-shrink: 0;
}

/* ─── CTA ─── */
.cta-section {
  text-align: center;
  position: relative;
}

.cta-glow {
  position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%);
  width: 600px; height: 350px;
  background: radial-gradient(ellipse, rgba(212,160,18,0.06), transparent 70%);
  pointer-events: none;
}

.cta-wrap { position: relative; }
.cta-wrap .section-body { margin: 0 auto 32px; }

.cta-email {
  margin-top: 16px;
  font-family: var(--mono);
  font-size: 0.9rem;
  color: var(--text3);
  letter-spacing: 0.02em;
}

/* ─── FOOTER ─── */
.footer {
  background: var(--bg);
  color: var(--text3);
  padding: 0;
}

.footer-line {
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(212,160,18,0.2), rgba(212,160,18,0.4), rgba(212,160,18,0.2), transparent);
}

.footer-row {
  display: flex; justify-content: space-between; align-items: center;
  padding: 24px 24px; flex-wrap: wrap; gap: 16px;
}

.footer p { font-size: 0.88rem; margin: 4px 0 0; color: var(--text3); }
.footer-right { text-align: right; }
.footer-right p { margin: 0; }

/* ─── REVEAL ─── */
.reveal {
  opacity: 0; transform: translateY(24px);
  transition: opacity 600ms cubic-bezier(0.16, 1, 0.3, 1),
              transform 600ms cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal.show { opacity: 1; transform: none; }

/* ─── HIDE BR ON MOBILE ─── */
.mobile-hide-br br { display: inline; }
.desktop-br { display: inline; }

/* ─── RESPONSIVE ─── */
@media (max-width: 900px) {
  .wrap { padding: 0 28px; }
  .wrap-wide { padding: 0 28px; }
  .wrap-full { padding: 0 28px; }

  .bench-grid, .tiers, .serve-grid, .trust-grid, .method-pills {
    grid-template-columns: 1fr;
  }
  .pillars { flex-direction: column; }
  .pillar-divider { width: auto; height: 1px; margin: 0 24px; }
  .hero-stats { flex-direction: column; max-width: 280px; }
  .hstat-sep { width: 60%; height: 1px; margin: 0 auto; }
  .hero-sub { font-size: 1.2rem; }
  .hero-btns { flex-direction: column; align-items: center; gap: 10px; }
  .btn-primary, .btn-ghost { width: 100%; max-width: 280px; text-align: center; }
  .section h2 { font-size: clamp(1.6rem, 5vw, 2.4rem); }
  .section-body { font-size: 1.05rem; }

  /* hide hard br tags on tablet/mobile so text reflows naturally */
  .mobile-hide-br br { display: none; }
  .desktop-br { display: none; }
}

@media (max-width: 600px) {
  .wrap { padding: 0 20px; }
  .wrap-wide { padding: 0 20px; }
  .wrap-full { padding: 0 20px; }

  .header-row { height: 52px; }

  .hero { min-height: auto; padding: 100px 0 60px; }
  .hero h1 { font-size: clamp(1.8rem, 8vw, 2.6rem); margin-bottom: 20px; }
  .hero-badge { font-size: 0.72rem; padding: 8px 16px; margin-bottom: 20px; }
  .hero-sub { font-size: 1.05rem; margin-bottom: 32px; }
  .hero-btns { margin-bottom: 48px; }
  nav a:not(.nav-cta) { display: none; }
  .nav-cta { font-size: 0.78rem !important; padding: 5px 14px; }
  .section { padding: 64px 0; }
  .section-label { font-size: 0.72rem; }
  .hstat-num { font-size: 1.6rem; }
  .hstat-label { font-size: 0.68rem; }
  .hstat { padding: 16px 20px; }

  .tier { padding: 24px 20px; }
  .tier h3 { font-size: 1.3rem; }
  .tier-sub { font-size: 0.92rem; }
  .tier-list li { font-size: 0.9rem; }
  .bench-card { padding: 20px; }
  .bench-name { font-size: 0.9rem; }
  .bench-val { font-size: 0.8rem; }

  .method-pill { padding: 20px 24px; gap: 16px; }
  .method-icon { width: 32px; height: 32px; }
  .method-pill span { font-size: 1.05rem; }

  .btn-lg { padding: 14px 28px; font-size: 0.95rem; display: block; max-width: 280px; margin: 0 auto; text-align: center; }

  .footer-row { flex-direction: column; text-align: center; gap: 8px; }
  .footer-right { text-align: center; }
}