@import url('https://fonts.googleapis.com/css2?family=DM+Serif+Display:ital@0;1&family=DM+Mono:wght@300;400;500&family=DM+Sans:ital,opsz,wght@0,9..40,300;0,9..40,400;0,9..40,500;1,9..40,300&display=swap');

:root {
  /* ── AlphaGen brand colours (from design system) ── */
  --accent:      #1476B8;   /* Primary blue */
  --accent-dark: #0F5A8F;   /* Darker blue for hover */
  --accent-light:#1E93E0;   /* Light blue */
  --navy:        #0B1829;   /* Dark navy */
  --ink:         #28374C;   /* Body text dark */
  --mid:         #5D6F8A;   /* Secondary text */
  --paper:       #EEF3FA;   /* Page background */
  --paper-2:     #D2DDEB;   /* Subtle card background */
  --border:      #B7C6DA;   /* Borders */
  --white:       #FFFFFF;

  --mono: 'DM Mono', monospace;
  --serif: 'DM Serif Display', Georgia, serif;
  --sans: 'DM Sans', system-ui, sans-serif;
  --max: 1080px;
  --pad: 2.5rem;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; scroll-behavior: smooth; }
body {
  background: var(--white);
  color: var(--ink);
  font-family: var(--sans);
  font-weight: 300;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

/* ── NAV ── */
.nav {
  position: sticky; top: 0; z-index: 100;
  background: var(--navy);
  border-bottom: 1px solid rgba(255,255,255,0.08);
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 var(--pad); height: 72px;
}
.nav-logo {
  display: flex; align-items: center; gap: 0.65rem;
  text-decoration: none;
}
.nav-logo-img {
  width: 48px; height: 48px; object-fit: contain;
  /* transparent PNG — no filter needed */
}
.nav-logo span {
  font-family: var(--serif); font-size: 30px; font-weight: 400;
  letter-spacing: 0.01em; color: var(--white); line-height: 1;
}
.nav-logo strong { color: var(--accent-light); font-style: italic; font-weight: 400; }

.nav-links { display: flex; gap: 2rem; align-items: center; }
.nav-links a {
  font-size: 13px; font-weight: 400; color: rgba(255,255,255,0.65);
  letter-spacing: 0.04em; transition: color 0.15s;
}
.nav-links a:hover { color: var(--white); }
.nav-cta {
  font-family: var(--mono); font-size: 12px; font-weight: 500;
  letter-spacing: 0.08em; text-transform: uppercase;
  border: 1px solid var(--accent-light); padding: 6px 14px;
  color: var(--accent-light) !important; transition: all 0.15s;
  border-radius: 2px;
}
.nav-cta:hover { background: var(--accent); border-color: var(--accent); color: var(--white) !important; }

/* Hamburger */
.nav-hamburger {
  display: none; flex-direction: column; gap: 5px;
  background: none; border: none; cursor: pointer; padding: 4px;
}
.nav-hamburger span {
  display: block; width: 22px; height: 1.5px; background: var(--white);
  transition: transform 0.22s, opacity 0.22s; transform-origin: center;
}
.nav-hamburger.open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.nav-hamburger.open span:nth-child(2) { opacity: 0; }
.nav-hamburger.open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* Mobile drawer */
.nav-drawer {
  display: none; position: fixed; inset: 60px 0 0 0;
  background: var(--navy); z-index: 99;
  flex-direction: column; padding: 2rem;
  border-top: 1px solid rgba(255,255,255,0.08); overflow-y: auto;
}
.nav-drawer.open { display: flex; }
.nav-drawer a {
  font-size: 22px; font-family: var(--serif); color: var(--white);
  padding: 0.9rem 0; border-bottom: 1px solid rgba(255,255,255,0.08); display: block;
}
.nav-drawer a:last-of-type { border-bottom: none; }
.nav-drawer a:hover { color: var(--accent-light); }
.drawer-cta {
  font-family: var(--mono) !important; font-size: 13px !important;
  letter-spacing: 0.08em; text-transform: uppercase;
  background: var(--accent); color: var(--white) !important;
  text-align: center; padding: 1rem !important;
  margin-top: 1.5rem; border: none !important; border-radius: 2px;
}

/* ── HERO ── */
.hero-wrap {
  max-width: var(--max); margin: 0 auto;
  padding: 5rem var(--pad) 4rem;
  display: grid; grid-template-columns: 1fr 300px; gap: 4rem; align-items: start;
}
.hero-label {
  font-family: var(--mono); font-size: 11px;
  letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--accent); margin-bottom: 1.25rem;
}
.hero h1 {
  font-family: var(--serif); font-size: clamp(2.2rem, 5vw, 3.5rem);
  line-height: 1.1; font-weight: 400; margin-bottom: 1.25rem; color: var(--navy);
}
.hero h1 em { font-style: italic; color: var(--accent); }
.hero-sub {
  font-size: 15px; color: var(--mid); line-height: 1.75;
  margin-bottom: 1rem; max-width: 520px;
}
.hero-sub strong { color: var(--accent); font-weight: 600; }
.hero-btns { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 1.75rem; }

.btn-primary {
  font-family: var(--mono); font-size: 12px; font-weight: 500;
  letter-spacing: 0.08em; text-transform: uppercase;
  background: var(--accent); color: var(--white);
  border: 1px solid var(--accent); padding: 11px 24px;
  cursor: pointer; display: inline-block; transition: all 0.15s; border-radius: 2px;
}
.btn-primary:hover { background: var(--accent-dark); border-color: var(--accent-dark); color: var(--white); }
.btn-ghost {
  font-family: var(--mono); font-size: 12px; font-weight: 500;
  letter-spacing: 0.08em; text-transform: uppercase;
  background: transparent; color: var(--ink);
  border: 1px solid var(--border); padding: 11px 24px;
  cursor: pointer; display: inline-block; transition: all 0.15s; border-radius: 2px;
}
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); }

/* Stat card */
.stat-card {
  background: var(--navy); color: var(--white); padding: 2rem; border-radius: 4px;
  border: 1px solid rgba(255,255,255,0.06);
}
.stat-row { display: flex; align-items: baseline; gap: 0.5rem; margin-bottom: 0.4rem; }
.stat-num { font-family: var(--serif); font-size: 3rem; line-height: 1; }
.stat-num.accent { color: var(--accent-light); }
.stat-unit { font-family: var(--mono); font-size: 10px; letter-spacing: 0.1em; opacity: 0.5; text-transform: uppercase; }
.stat-label { font-size: 13px; opacity: 0.5; margin-bottom: 1.25rem; line-height: 1.5; }
.stat-divider { height: 1px; background: rgba(255,255,255,0.1); margin: 1rem 0; }
.stat-source { font-family: var(--mono); font-size: 10px; letter-spacing: 0.06em; opacity: 0.3; text-transform: uppercase; }

/* ── RULE BAND ── */
.rule-band {
  background: var(--paper);
  border-top: 1px solid var(--border); border-bottom: 1px solid var(--border);
  padding: 1rem var(--pad);
  display: flex; flex-wrap: wrap; justify-content: center;
  gap: 0.5rem 2rem;
}
.rule-item {
  font-family: var(--serif); font-size: 13px; font-weight: 700;
  color: var(--mid); white-space: nowrap; font-style: normal;
}
.rule-item::before { content: '\2014\00A0'; color: var(--accent); }

/* ── SECTIONS ── */
.section { max-width: var(--max); margin: 0 auto; padding: 4rem var(--pad); }
.section-label {
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--accent); margin-bottom: 1rem;
  display: flex; align-items: center; gap: 0.75rem;
}
.section-label::after { content: ''; flex: 1; height: 1px; background: var(--border); }
.section h2 {
  font-family: var(--serif); font-size: clamp(1.7rem, 3vw, 2.5rem);
  font-weight: 400; margin-bottom: 1rem; line-height: 1.2; color: var(--navy);
}
.section p { color: var(--mid); font-size: 15px; line-height: 1.75; max-width: 640px; margin-bottom: 0.85rem; }

/* Feature grid */
.feature-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1px; background: var(--border); border: 1px solid var(--border); margin-top: 2.5rem;
}
.feature-cell { background: var(--white); padding: 1.75rem; }
.feature-cell h3 {
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.1em;
  text-transform: uppercase; margin-bottom: 0.65rem; color: var(--accent);
}
.feature-cell p { font-size: 14px; color: var(--mid); line-height: 1.65; max-width: none; margin: 0; }

/* Steps */
.steps { margin-top: 2.5rem; border: 1px solid var(--border); }
.step-row {
  display: grid; grid-template-columns: 60px 1fr;
  border-bottom: 1px solid var(--border);
}
.step-row:last-child { border-bottom: none; }
.step-num-cell {
  border-right: 1px solid var(--border); display: flex;
  align-items: center; justify-content: center;
  font-family: var(--mono); font-size: 11px; color: var(--accent); font-weight: 500;
  background: var(--paper);
}
.step-body { padding: 1.5rem; }
.step-body h3 {
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.1em;
  text-transform: uppercase; margin-bottom: 0.4rem; color: var(--navy);
}
.step-body p { font-size: 14px; color: var(--mid); max-width: none; margin: 0; line-height: 1.65; }

/* ── CTA BAND ── */
.cta-band {
  background: var(--navy); color: var(--white); padding: 4.5rem var(--pad); text-align: center;
}
.cta-band h2 {
  font-family: var(--serif); font-size: clamp(1.6rem, 3vw, 2.4rem);
  font-weight: 400; margin-bottom: 1.75rem; max-width: 560px; margin-left: auto; margin-right: auto;
}
.cta-band .btn-ghost { color: var(--white); border-color: rgba(255,255,255,0.3); }
.cta-band .btn-ghost:hover { border-color: var(--accent-light); color: var(--accent-light); }

/* ── FOOTER ── */
footer {
  background: var(--navy);
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: 2rem var(--pad);
  display: flex; flex-direction: column; gap: 1.25rem;
}
.footer-legal-nav { display: flex; flex-wrap: wrap; gap: 1.25rem; list-style: none; }
.footer-legal-nav a { font-size: 12px; color: rgba(255,255,255,0.45); transition: color 0.15s; }
.footer-legal-nav a:hover { color: var(--white); }
.footer-disclosure {
  font-family: var(--mono); font-size: 10px; color: rgba(255,255,255,0.25);
  letter-spacing: 0.04em; line-height: 1.7;
}

/* ── LEGAL PAGES ── */
.legal-wrap {
  max-width: 1000px; margin: 0 auto;
  padding: 3rem var(--pad) 5rem;
  display: grid; grid-template-columns: 200px 1fr; gap: 4rem; align-items: start;
}

/* Sidebar */
.legal-sidebar { position: sticky; top: 80px; align-self: start; }
.sidebar-back {
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.08em;
  text-transform: uppercase; color: var(--mid); display: inline-block;
  margin-bottom: 1.75rem; transition: color 0.15s;
}
.sidebar-back:hover { color: var(--accent); }
.sidebar-label {
  font-family: var(--mono); font-size: 10px; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--mid); margin-bottom: 0.6rem;
  opacity: 0.7;
}
.sidebar-nav { list-style: none; display: flex; flex-direction: column; gap: 2px; }
.sidebar-nav li a {
  display: block; font-size: 13px; color: var(--mid);
  padding: 5px 10px; border-radius: 4px; transition: all 0.12s;
  border-left: 2px solid transparent; line-height: 1.4;
}
.sidebar-nav li a:hover { color: var(--ink); background: var(--paper); }
.sidebar-nav li a.active { color: var(--accent); border-left-color: var(--accent); background: var(--paper); font-weight: 500; }
.sidebar-meta {
  margin-top: 2rem; padding-top: 1.5rem;
  border-top: 1px solid var(--border);
  display: flex; flex-direction: column; gap: 1rem;
}
.meta-row { display: flex; flex-direction: column; gap: 3px; }
.meta-label { font-family: var(--mono); font-size: 10px; text-transform: uppercase; letter-spacing: 0.08em; color: var(--mid); opacity: 0.7; }
.meta-value { font-size: 13px; color: var(--ink); }

/* Main content */
.legal-main { min-width: 0; }
.legal-header { margin-bottom: 2rem; padding-bottom: 1.75rem; border-bottom: 1px solid var(--border); }
.doc-cat-label {
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--accent); margin-bottom: 0.5rem;
}
.legal-header h1 { font-family: var(--serif); font-size: 2rem; font-weight: 400; line-height: 1.2; color: var(--navy); }

/* Legal content typography */
.legal-content h2 {
  font-family: var(--serif); font-size: 1.35rem; font-weight: 400;
  color: var(--navy); margin: 2.5rem 0 0.75rem;
  padding-top: 2.5rem; border-top: 1px solid var(--border);
}
.legal-content h2:first-child { margin-top: 0; padding-top: 0; border-top: none; }
.legal-content h3 { font-size: 15px; font-weight: 500; margin: 1.75rem 0 0.5rem; color: var(--ink); }
.legal-content p { font-size: 15px; color: var(--mid); line-height: 1.85; margin-bottom: 1.1rem; }
.legal-content ul, .legal-content ol { margin: 0.75rem 0 1.25rem 1.5rem; }
.legal-content ul li, .legal-content ol li { font-size: 15px; color: var(--mid); line-height: 1.85; margin-bottom: 0.4rem; }
.legal-content a { color: var(--accent); text-decoration: underline; }
.legal-content em { font-style: italic; color: var(--mid); }
.legal-content blockquote {
  border-left: 3px solid var(--accent);
  background: var(--paper);
  padding: 1rem 1.25rem;
  margin: 1.5rem 0;
  font-size: 14px; color: var(--mid); line-height: 1.7;
}
.legal-content strong { color: var(--ink); font-weight: 500; }

/* Legal index */
.legal-index { max-width: 700px; margin: 0 auto; padding: 3rem var(--pad) 5rem; }
.legal-index h1 { font-family: var(--serif); font-size: 2rem; font-weight: 400; margin-bottom: 2rem; color: var(--navy); }
.cat-label {
  font-family: var(--mono); font-size: 10px; letter-spacing: 0.12em;
  text-transform: uppercase; color: var(--mid); margin: 1.5rem 0 0.25rem;
}
.legal-doc-list { list-style: none; border-top: 1px solid var(--border); }
.legal-doc-item {
  display: flex; justify-content: space-between; align-items: baseline;
  padding: 1rem 0; border-bottom: 1px solid var(--border); gap: 1rem;
}
.legal-doc-item a { font-size: 15px; transition: color 0.15s; }
.legal-doc-item a:hover { color: var(--accent); }
.legal-doc-meta {
  font-family: var(--mono); font-size: 10px; letter-spacing: 0.08em;
  color: var(--mid); text-transform: uppercase; white-space: nowrap;
}
.legal-back {
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.08em;
  text-transform: uppercase; color: var(--mid); display: inline-block;
  margin-top: 3rem; transition: color 0.15s;
}
.legal-back:hover { color: var(--accent); }

/* Animations */
.fade-in { opacity: 0; transform: translateY(12px); animation: fadeUp 0.5s ease forwards; }
@keyframes fadeUp { to { opacity: 1; transform: none; } }
.fade-in:nth-child(2) { animation-delay: 0.1s; }
.reveal { opacity: 0; transform: translateY(16px); transition: opacity 0.55s ease, transform 0.55s ease; }
.reveal.revealed { opacity: 1; transform: none; }

/* ── RESPONSIVE ── */
@media (max-width: 768px) {
  :root { --pad: 1.25rem; }
  .nav-links { display: none; }
  .nav-hamburger { display: flex; }
  .hero-wrap { grid-template-columns: 1fr; gap: 2rem; padding: 3rem var(--pad) 2.5rem; }
  .hero-btns { flex-direction: column; }
  .btn-primary, .btn-ghost { text-align: center; }
  .feature-grid { grid-template-columns: 1fr; }
  .step-row { grid-template-columns: 44px 1fr; }
  .step-num-cell { font-size: 10px; }
  .cta-band { padding: 3rem var(--pad); }
  .cta-band .hero-btns { flex-direction: column; align-items: center; }
  .legal-doc-item { flex-direction: column; gap: 0.2rem; align-items: flex-start; }
  .legal-wrap { grid-template-columns: 1fr; gap: 0; }
  .legal-sidebar { position: static; border-bottom: 1px solid var(--border); padding-bottom: 1.5rem; margin-bottom: 2rem; }
  .sidebar-nav { flex-direction: row; flex-wrap: wrap; gap: 4px; }
  .sidebar-nav li a { border-left: none; border-bottom: 2px solid transparent; border-radius: 0; padding: 4px 8px; }
  .sidebar-nav li a.active { border-bottom-color: var(--accent); border-left: none; }
  .sidebar-meta { flex-direction: row; flex-wrap: wrap; gap: 1rem; padding-top: 1rem; margin-top: 1rem; }
}
@media (max-width: 480px) {
  .hero h1 { font-size: 2rem; }
  .stat-num { font-size: 2.5rem; }
  .section h2 { font-size: 1.55rem; }
}