:root {
  --bg: #120f0d;
  --bg-2: #181410;
  --surf: #1c1814;
  --surf-2: #221d18;
  --line: rgba(214, 186, 140, 0.16);
  --line-2: rgba(214, 186, 140, 0.28);
  --gold: #d6ba8c;
  --gold-2: #c4a36a;
  --ink: #f4eee4;
  --muted: #cbbba4;
  --faint: #8f8272;
  --shadow: 0 18px 50px rgba(0, 0, 0, 0.28);
  --wrap: min(760px, calc(100% - 40px));
  --r: 18px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
html, body { margin: 0; min-height: 100%; }
body {
  font-family: "Cairo", Tahoma, Arial, sans-serif;
  background:
    radial-gradient(1000px 520px at 100% -8%, rgba(214, 186, 140, 0.08), transparent 55%),
    radial-gradient(800px 420px at -10% 30%, rgba(214, 186, 140, 0.04), transparent 50%),
    var(--bg);
  color: var(--ink);
  line-height: 1.85;
  padding-bottom: 96px;
}
a { color: var(--gold); text-decoration: none; }
::selection { background: rgba(214, 186, 140, 0.28); }

.wrap {
  width: var(--wrap);
  margin: 0 auto;
}

/* Header */
.top {
  position: sticky;
  top: 0;
  z-index: 30;
  background: rgba(18, 15, 13, 0.78);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--line);
}
.bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 64px;
}
.brand {
  font-family: "Amiri", serif;
  font-size: 22px;
  font-weight: 700;
  letter-spacing: 0.01em;
}
.quiet-link {
  color: var(--muted);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 7px 14px;
  font-size: 14px;
  font-weight: 600;
}
.quiet-link:hover {
  color: var(--ink);
  border-color: var(--line-2);
  background: rgba(214, 186, 140, 0.08);
}

/* Hero */
.hero {
  position: relative;
  padding: 72px 0 64px;
  overflow: hidden;
  text-align: center;
}
.hero-glow {
  position: absolute;
  inset: 8% 10% auto;
  height: 220px;
  background: radial-gradient(ellipse at center, rgba(214, 186, 140, 0.14), transparent 68%);
  pointer-events: none;
}
.kicker {
  margin: 0 0 14px;
  color: var(--gold);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.18em;
}
.hero h1 {
  font-family: "Amiri", serif;
  font-size: clamp(34px, 7vw, 58px);
  line-height: 1.35;
  margin: 0 0 18px;
  font-weight: 700;
}
.lead {
  margin: 0 auto 28px;
  max-width: 640px;
  color: var(--muted);
  font-size: 18px;
}
.trust {
  margin: 22px 0 0;
  color: var(--faint);
  font-size: 14px;
}

/* Buttons */
.btn,
.btn-ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 12px 26px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 16px;
  transition: transform .15s ease, filter .15s ease, background .15s ease;
}
.btn {
  background: linear-gradient(180deg, #e2c89a, #c4a36a);
  color: #1a140e;
  box-shadow: 0 10px 24px rgba(196, 163, 106, 0.18);
}
.btn:hover { filter: brightness(1.05); transform: translateY(-1px); }
.btn-ghost {
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--line-2);
}
.btn-ghost:hover { background: rgba(214, 186, 140, 0.08); }
.btn-ghost.after { margin-top: 18px; }

/* Sections */
.sec {
  padding: 28px 0 8px;
}
.sec h2 {
  font-family: "Amiri", serif;
  font-size: clamp(26px, 4.4vw, 36px);
  line-height: 1.4;
  margin: 0 0 22px;
  text-align: center;
}
.signature { padding-top: 8px; }
.end-cta {
  text-align: center;
  padding: 48px 0 24px;
}
.end-cta p {
  color: var(--muted);
  max-width: 560px;
  margin: 0 auto 24px;
}

/* How / timeline */
.timeline {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}
.timeline li {
  background: var(--surf);
  border: 1px solid var(--line);
  border-radius: var(--r);
  padding: 18px 18px 16px 18px;
  display: grid;
  gap: 6px;
  position: relative;
}
.timeline li b {
  font-size: 17px;
  font-weight: 700;
}
.timeline li span {
  color: var(--muted);
  font-size: 15px;
}
.timeline + .btn,
.timeline + .btn-ghost {
  display: flex;
  width: fit-content;
  margin: 22px auto 8px;
}

/* Disclosure blocks */
.disc,
.case {
  background: var(--surf);
  border: 1px solid var(--line);
  border-radius: var(--r);
  margin: 0 0 12px;
  overflow: hidden;
}
.disc > summary,
.case > summary {
  list-style: none;
  cursor: pointer;
  padding: 18px 20px;
  display: grid;
  gap: 6px;
}
.disc > summary::-webkit-details-marker,
.case > summary::-webkit-details-marker { display: none; }
.disc > summary,
.case > summary {
  position: relative;
  padding-left: 52px;
}
.disc > summary:after,
.case > summary:after {
  content: "";
  position: absolute;
  left: 16px;
  top: 18px;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  border: 1px solid var(--line-2);
  background:
    linear-gradient(var(--gold), var(--gold)) center/12px 1.5px no-repeat,
    linear-gradient(var(--gold), var(--gold)) center/1.5px 12px no-repeat;
}
.disc[open] > summary:after,
.case[open] > summary:after {
  background: linear-gradient(var(--gold), var(--gold)) center/12px 1.5px no-repeat;
}
.sign-kicker,
.pay-label {
  color: var(--gold);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.12em;
}
.sign-title,
.sum-title {
  font-size: 18px;
  font-weight: 700;
  line-height: 1.6;
}
.sign-cta,
.sum-hint {
  color: var(--faint);
  font-size: 14px;
}
.disc-sign > summary,
.disc-pay > summary { padding-top: 20px; padding-bottom: 20px; }
.disc-body,
.case p {
  padding: 0 20px 20px;
  color: var(--muted);
}
.disc-body p,
.case p { margin: 0 0 12px; }
.disc-body p:last-child,
.case p:last-child { margin-bottom: 0; }
.disc[open],
.case[open] {
  border-color: var(--line-2);
  box-shadow: var(--shadow);
}

/* Cases grid */
.cases {
  display: grid;
  gap: 10px;
}
.hint {
  text-align: center;
  color: var(--faint);
  font-size: 14px;
  margin: 16px 0 0;
}

/* Footer */
footer {
  margin-top: 36px;
  padding: 36px 0 24px;
  border-top: 1px solid var(--line);
  text-align: center;
}
footer b {
  font-family: "Amiri", serif;
  font-size: 22px;
  display: block;
  margin-bottom: 8px;
}
footer p {
  color: var(--faint);
  margin: 0 0 16px;
  font-size: 14px;
}
footer nav {
  display: flex;
  justify-content: center;
  gap: 18px;
  flex-wrap: wrap;
}
footer nav a {
  color: var(--muted);
  font-size: 14px;
}
footer nav a:hover { color: var(--gold); }

/* Sticky WhatsApp */
.sticky {
  position: fixed;
  left: 16px;
  right: 16px;
  bottom: calc(16px + env(safe-area-inset-bottom));
  z-index: 40;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 54px;
  border-radius: 999px;
  background: linear-gradient(180deg, #25d366, #1da851);
  color: #fff;
  font-weight: 800;
  box-shadow: 0 14px 30px rgba(29, 168, 81, 0.28);
  max-width: 420px;
  margin: 0 auto;
}
.sticky:hover { filter: brightness(1.05); }

@media (min-width: 820px) {
  .timeline {
    grid-template-columns: 1fr;
  }
  .cases {
    grid-template-columns: 1fr 1fr;
  }
  .sticky {
    left: auto;
    right: 24px;
    width: auto;
    min-width: 168px;
    padding: 0 22px;
    margin: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .btn, .btn-ghost, .sticky { transition: none; }
}