:root {
  --primary: #b2182b;
  --primary-dark: #7f1020;
  --orange: #f97316;
  --ink: #111827;
  --muted: #5f6673;
  --cream: #fff9f1;
  --paper: #ffffff;
  --line: #eadfd5;
  --shadow: 0 18px 50px rgba(92, 34, 18, 0.12);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--cream);
  font-family: "Noto Sans Tamil", "Nirmala UI", Inter, system-ui, sans-serif;
  line-height: 1.7;
}
a { color: inherit; }
img { display: block; max-width: 100%; height: auto; }
:focus-visible { outline: 3px solid #2563eb; outline-offset: 3px; }

.site-nav {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid rgba(178, 24, 43, 0.1);
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(14px);
}
.nav-inner, .page-shell, .footer-inner { width: min(1160px, calc(100% - 32px)); margin: auto; }
.nav-inner { min-height: 72px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; font-weight: 900; color: var(--primary-dark); }
.brand img { width: 42px; height: 42px; object-fit: contain; border-radius: 12px; }
.nav-links { display: flex; align-items: center; gap: 22px; font-weight: 700; }
.nav-links a { text-decoration: none; }
.nav-links a:hover { color: var(--primary); }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 11px 22px;
  border: 1px solid var(--primary);
  border-radius: 14px;
  background: var(--primary);
  color: #fff;
  font-weight: 800;
  text-decoration: none;
  box-shadow: 0 10px 24px rgba(178, 24, 43, 0.2);
}
.btn:hover { background: var(--primary-dark); }
.btn.secondary { background: #fff; color: var(--primary); box-shadow: none; }

.breadcrumbs { padding: 24px 0 6px; color: var(--muted); font-size: 0.9rem; }
.breadcrumbs a { color: var(--primary); text-decoration: none; }
.hero {
  display: grid;
  grid-template-columns: 1.35fr 0.65fr;
  align-items: center;
  gap: 44px;
  min-height: 470px;
  padding: 58px;
  border: 1px solid #f2d2c4;
  border-radius: 32px;
  background: radial-gradient(circle at 85% 20%, #ffd69f 0, transparent 35%), linear-gradient(135deg, #fff 0%, #fff2e5 100%);
  box-shadow: var(--shadow);
  overflow: hidden;
}
.eyebrow { margin-bottom: 12px; color: var(--primary); font-size: 0.82rem; font-weight: 900; letter-spacing: 0.12em; text-transform: uppercase; }
h1 { max-width: 780px; margin: 0; font-size: clamp(2.1rem, 5vw, 4.3rem); line-height: 1.16; letter-spacing: -0.04em; }
.hero p { max-width: 720px; margin: 22px 0 0; color: var(--muted); font-size: 1.08rem; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.hero-art { align-self: end; }
.hero-art img { width: min(310px, 100%); margin: auto auto -90px; filter: drop-shadow(0 24px 24px rgba(76, 31, 15, 0.2)); }

.content-layout { display: grid; grid-template-columns: 250px minmax(0, 1fr); gap: 38px; padding: 54px 0 76px; }
.toc { position: sticky; top: 96px; align-self: start; padding: 22px; border: 1px solid var(--line); border-radius: 20px; background: #fff; }
.toc strong { display: block; margin-bottom: 10px; }
.toc a { display: block; padding: 7px 0; color: var(--muted); text-decoration: none; font-size: 0.92rem; }
.toc a:hover { color: var(--primary); }
.article { min-width: 0; }
.article section { scroll-margin-top: 96px; margin-bottom: 58px; }
.article h2 { margin: 0 0 16px; font-size: clamp(1.55rem, 3vw, 2.25rem); line-height: 1.3; }
.article h3 { margin: 0 0 8px; font-size: 1.1rem; }
.lead { color: var(--muted); font-size: 1.05rem; }

.step-list { display: grid; gap: 18px; }
.step-card { display: grid; grid-template-columns: 58px 1fr; gap: 18px; padding: 24px; border: 1px solid var(--line); border-radius: 22px; background: #fff; box-shadow: 0 8px 26px rgba(59, 34, 22, 0.06); }
.step-number { width: 58px; height: 58px; display: grid; place-items: center; border-radius: 18px; background: #fff0e6; color: var(--primary); font-size: 1.3rem; font-weight: 900; }
.step-card p { margin: 6px 0 0; color: var(--muted); }
.tip { margin-top: 14px; padding: 13px 16px; border-left: 4px solid var(--orange); border-radius: 8px; background: #fff8ec; }

.link-grid, .feature-grid, .facts-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.link-card, .feature-card, .fact-card { padding: 22px; border: 1px solid var(--line); border-radius: 20px; background: #fff; text-decoration: none; }
.link-card:hover { transform: translateY(-2px); border-color: #e9a08c; box-shadow: 0 12px 28px rgba(80, 35, 18, 0.09); }
.link-card span, .feature-card p, .fact-card p { display: block; margin-top: 6px; color: var(--muted); }
.fact-card strong { display: block; color: var(--primary); font-size: 1.5rem; }

.cta-panel { padding: 34px; border-radius: 26px; background: linear-gradient(135deg, var(--primary-dark), var(--primary)); color: #fff; }
.cta-panel h2 { margin-bottom: 8px; }
.cta-panel p { margin: 0 0 20px; color: #ffe9e1; }
.cta-panel .btn { border-color: #fff; background: #fff; color: var(--primary-dark); }

.story { display: grid; grid-template-columns: 0.8fr 1.2fr; gap: 32px; align-items: center; }
.story-visual { padding: 28px; border-radius: 28px; background: linear-gradient(145deg, #ffe2bc, #fff); }
.story-visual img { max-height: 420px; margin: auto; object-fit: contain; }
.founder-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.founder-card { display: grid; grid-template-columns: 96px 1fr; gap: 18px; align-items: center; padding: 22px; border: 1px solid var(--line); border-radius: 22px; background: #fff; }
.founder-card img { width: 96px; height: 96px; border-radius: 22px; object-fit: cover; }
.founder-card p { margin: 4px 0 0; color: var(--muted); }

.faq-list { display: grid; gap: 12px; }
details { padding: 18px 20px; border: 1px solid var(--line); border-radius: 16px; background: #fff; }
summary { cursor: pointer; font-weight: 800; }
details p { margin: 10px 0 0; color: var(--muted); }

.site-footer { padding: 36px 0; background: #17131a; color: #fff; }
.footer-inner { display: flex; justify-content: space-between; gap: 24px; align-items: center; }
.footer-links { display: flex; flex-wrap: wrap; gap: 18px; }
.footer-links a { color: #e8dde1; text-decoration: none; }

@media (max-width: 840px) {
  .nav-links a:not(.btn) { display: none; }
  .hero { grid-template-columns: 1fr; min-height: 0; padding: 38px 26px 0; }
  .hero-art img { width: 210px; margin-bottom: -54px; }
  .content-layout { grid-template-columns: 1fr; }
  .toc { position: static; }
  .link-grid, .feature-grid, .facts-grid { grid-template-columns: 1fr 1fr; }
  .story { grid-template-columns: 1fr; }
}

@media (max-width: 560px) {
  .nav-inner, .page-shell, .footer-inner { width: min(100% - 22px, 1160px); }
  .brand span { font-size: 0.9rem; }
  .nav-links .btn { min-height: 42px; padding: 8px 12px; }
  .hero { border-radius: 22px; padding-left: 22px; padding-right: 22px; }
  h1 { font-size: 2.2rem; }
  .content-layout { padding-top: 34px; }
  .step-card { grid-template-columns: 44px 1fr; padding: 18px; }
  .step-number { width: 44px; height: 44px; border-radius: 13px; }
  .link-grid, .feature-grid, .facts-grid, .founder-grid { grid-template-columns: 1fr; }
  .founder-card { grid-template-columns: 72px 1fr; }
  .founder-card img { width: 72px; height: 72px; }
  .footer-inner { align-items: flex-start; flex-direction: column; }
}