/* Echo — site styles. One accent (the logo's yellow), system type, no trackers, no external requests. */

:root {
  color-scheme: only light;
  --ink: #17222d;
  --ink-soft: #5a6b7a;
  --paper: #ffffff;
  --paper-2: #f4f8fb;
  --ray: #ffc81f;
  --ray-deep: #c79000;
  --ray-soft: #fff6d9;
  --line: #e4ebf1;
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 17px;
  line-height: 1.6;
}

::selection { background: var(--ray); color: var(--ink); }

img { vertical-align: middle; }

a { color: var(--ink); text-decoration-thickness: 1.5px; text-underline-offset: 3px; }
a:hover { color: var(--ray-deep); }
a:focus-visible, button:focus-visible, summary:focus-visible {
  outline: 3px solid var(--ink);
  outline-offset: 2px;
  border-radius: 4px;
}

.wrap { max-width: 760px; margin: 0 auto; padding: 0 24px; }

/* ── Header ─────────────────────────────── */

.top { padding: 18px 0; }
.top-inner { display: flex; align-items: center; justify-content: space-between; }
.brand {
  display: inline-flex; align-items: center; gap: 9px;
  font-weight: 800; font-size: 1.05rem; letter-spacing: -0.01em; text-decoration: none;
}
.ghost-link { font-size: 0.95rem; color: var(--ink-soft); text-decoration: none; }
.ghost-link:hover { color: var(--ink); }

/* ── Hero ───────────────────────────────── */

.hero { text-align: center; padding: 56px 0 64px; }

.hero-mark { position: relative; display: inline-block; margin-bottom: 22px; }
.hero-mark::before,
.hero-mark::after {
  content: "";
  position: absolute;
  top: 50%; left: 50%;
  width: 104px; height: 104px;
  border-radius: 50%;
  border: 2px solid var(--ray);
  transform: translate(-50%, -50%) scale(1);
  opacity: 0;
  animation: echo-ring 4.5s ease-out infinite;
  pointer-events: none;
}
.hero-mark::after { animation-delay: 2.25s; }

@keyframes echo-ring {
  0%   { transform: translate(-50%, -50%) scale(1);    opacity: 0.55; }
  70%  { opacity: 0.14; }
  100% { transform: translate(-50%, -50%) scale(2.15); opacity: 0; }
}

.hero h1 {
  margin: 0 0 16px;
  font-size: clamp(2.1rem, 6vw, 3.35rem);
  line-height: 1.08;
  letter-spacing: -0.035em;
  font-weight: 800;
}

.lede {
  margin: 0 auto 30px;
  max-width: 560px;
  font-size: 1.13rem;
  color: var(--ink-soft);
}

.cta { display: flex; flex-direction: column; align-items: center; gap: 14px; }

.btn {
  display: inline-flex; align-items: center; gap: 10px;
  background: var(--ray);
  color: var(--ink);
  font-size: 1.06rem; font-weight: 700;
  padding: 15px 28px;
  border-radius: 999px;
  text-decoration: none;
  box-shadow: 0 2px 0 rgba(23, 34, 45, 0.08), 0 10px 26px rgba(255, 200, 31, 0.38);
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}
.btn:hover {
  background: #ffd23f;
  color: var(--ink);
  transform: translateY(-1px);
  box-shadow: 0 3px 0 rgba(23, 34, 45, 0.1), 0 12px 30px rgba(255, 200, 31, 0.48);
}

.btn-ghost { font-size: 0.98rem; color: var(--ink-soft); text-decoration: none; }
.btn-ghost:hover { color: var(--ink); }

.chips {
  list-style: none;
  display: flex; flex-wrap: wrap; justify-content: center; gap: 8px;
  margin: 30px 0 0;
  padding: 0;
}
.chips li {
  font-size: 0.82rem; font-weight: 600; color: var(--ink-soft);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 5px 13px;
  background: var(--paper);
}

/* ── Sections ───────────────────────────── */

.section { padding: 58px 0; border-top: 1px solid var(--line); }

.eyebrow {
  margin: 0 0 8px;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  color: var(--ink-soft);
}
.eyebrow::before {
  content: "";
  display: inline-block;
  width: 9px; height: 9px;
  margin-right: 9px;
  border-radius: 2px;
  background: var(--ray);
}

.section h2 {
  margin: 0 0 26px;
  font-size: clamp(1.45rem, 3.6vw, 1.8rem);
  letter-spacing: -0.025em;
  line-height: 1.2;
}

/* ── Ask cards ──────────────────────────── */

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 12px;
}
.card {
  background: var(--paper-2);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 18px 20px;
  font-size: 0.98rem;
  font-weight: 500;
}
.fine { margin: 22px 0 0; font-size: 0.92rem; color: var(--ink-soft); }

/* ── Steps ──────────────────────────────── */

.steps { list-style: none; margin: 0; padding: 0; display: grid; gap: 30px; }
.step { display: flex; gap: 18px; }
.step-num {
  flex: 0 0 38px;
  width: 38px; height: 38px;
  display: grid; place-items: center;
  border-radius: 50%;
  background: var(--ray);
  color: var(--ink);
  font-weight: 800;
  font-size: 1rem;
}
.step h3 { margin: 4px 0 6px; font-size: 1.08rem; letter-spacing: -0.01em; }
.step p { margin: 0; font-size: 0.97rem; color: var(--ink-soft); }

.callout {
  margin-top: 12px;
  background: var(--ray-soft);
  border: 1px solid #f0dfa0;
  border-radius: 12px;
  padding: 13px 16px;
  font-size: 0.91rem;
  color: var(--ink);
}
.callout em { font-style: normal; font-weight: 700; }

/* ── Trust ──────────────────────────────── */

.trust { list-style: none; margin: 0; padding: 0; display: grid; gap: 16px; }
.trust li { display: flex; gap: 13px; align-items: flex-start; font-size: 0.98rem; }
.trust svg { flex: 0 0 20px; margin-top: 3px; }
.trust span { color: var(--ink-soft); }
.trust strong { color: var(--ink); }

/* ── FAQ ────────────────────────────────── */

details { border-bottom: 1px solid var(--line); }
details:first-of-type { border-top: 1px solid var(--line); }

summary {
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 16px 2px;
  cursor: pointer;
  font-weight: 650;
  list-style: none;
}
summary::-webkit-details-marker { display: none; }
summary::after {
  content: "+";
  font-size: 1.35rem;
  font-weight: 500;
  color: var(--ray-deep);
  transition: transform 0.2s ease;
  line-height: 1;
}
details[open] summary::after { transform: rotate(45deg); }

details p { margin: 0 2px 18px; font-size: 0.96rem; color: var(--ink-soft); }

/* ── Footer ─────────────────────────────── */

footer { border-top: 1px solid var(--line); padding: 40px 0 52px; text-align: center; }
.foot-brand { margin: 0 0 10px; font-weight: 700; }
.foot-links { margin: 0 0 10px; font-size: 0.95rem; color: var(--ink-soft); }
.foot-links a { color: var(--ink); }
.foot-links span { margin: 0 6px; color: var(--line); }
.license { margin: 0; font-size: 0.85rem; color: var(--ink-soft); }

/* ── Small screens ──────────────────────── */

@media (max-width: 640px) {
  .hero { padding: 40px 0 52px; }
  .section { padding: 46px 0; }
  .chips { gap: 6px; }
}

/* ── Reduced motion ─────────────────────── */

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .hero-mark::before, .hero-mark::after { animation: none; opacity: 0; }
  .btn, summary::after { transition: none; }
}