/* =========================================================
   YaQueVas — Sistema de diseño
   Paleta basada en la bandera de Canarias: azul, blanco y
   amarillo, con bruma costera y ceniza volcánica de fondo.
   ========================================================= */

@import url('https://fonts.googleapis.com/css2?family=Fraunces:opsz,wght@9..144,500;9..144,600;9..144,700&family=Inter:wght@400;500;600;700&display=swap');

:root {
  --marine-900: #0A3D8F;
  --marine-800: #0D4CAE;
  --marine-700: #1B63C7;
  --mist-100: #EDF3F2;
  --mist-50: #F7FAF9;
  --ash-600: #4B5B60;
  --ash-400: #7C8C90;
  --line: #D7E1DF;
  --coral: #FFC72C;
  --coral-dark: #C79400;
  --teal: #1B998B;
  --teal-dark: #147A70;
  --sun: #F5C84C;
  --danger: #C6432B;
  --ok: #1B8A5A;

  --font-display: 'Fraunces', Georgia, serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --shadow-1: 0 1px 2px rgba(11,36,54,0.06), 0 1px 1px rgba(11,36,54,0.04);
  --shadow-2: 0 8px 24px rgba(11,36,54,0.10);
  --container: 1080px;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--marine-900);
  background: var(--mist-50);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, .display {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.12;
  letter-spacing: -0.01em;
  margin: 0 0 0.4em;
  color: var(--marine-900);
}
h1 { font-size: clamp(2rem, 5vw + 1rem, 3.4rem); font-weight: 700; }
h2 { font-size: clamp(1.5rem, 2.6vw + 1rem, 2.2rem); }
h3 { font-size: 1.2rem; }
p { margin: 0 0 1em; color: var(--ash-600); }
a { color: var(--teal-dark); text-decoration: none; }
a:hover { text-decoration: underline; }
strong { color: var(--marine-900); }

.container { max-width: var(--container); margin: 0 auto; padding: 0 20px; }
.section { padding: 80px 0; }
.section-tight { padding: 32px 0; }

.reveal-init { opacity: 0; transform: translateY(22px); transition: opacity .7s cubic-bezier(.2,.8,.2,1), transform .7s cubic-bezier(.2,.8,.2,1); }
.reveal-init.reveal-visible { opacity: 1; transform: translateY(0); }
@media (prefers-reduced-motion: reduce) {
  .reveal-init { opacity: 1; transform: none; transition: none; }
}

/* ---------- Barra superior ---------- */
.topbar {
  position: sticky; top: 0; z-index: 40;
  background: rgba(247,250,249,0.92);
  backdrop-filter: saturate(160%) blur(8px);
  border-bottom: 1px solid var(--line);
}
.topbar-inner {
  display: flex; align-items: center; justify-content: space-between;
  padding: 12px 20px; max-width: var(--container); margin: 0 auto;
}
.logo {
  font-family: var(--font-display); font-weight: 700; font-size: 1.3rem;
  color: var(--marine-900); display: flex; align-items: center; gap: 8px;
}
.logo .dot { color: var(--coral); }
.nav-links { display: flex; gap: 20px; align-items: center; }
.nav-links a { color: var(--marine-800); font-weight: 500; font-size: 0.95rem; }
.nav-links a:hover { text-decoration: none; color: var(--coral-dark); }
.nav-toggle { display: none; }

.notif-bell-wrap { position: relative; display: inline-flex; }
.notif-bell {
  background: none; border: none; cursor: pointer; font-size: 1.2rem; line-height: 1;
  padding: 6px; border-radius: 999px; position: relative; color: var(--marine-800);
}
.notif-bell:hover { background: var(--mist-100); }
.notif-count {
  position: absolute; top: -2px; right: -2px; background: var(--coral); color: var(--marine-900);
  font-size: 0.65rem; font-weight: 700; min-width: 16px; height: 16px; border-radius: 999px;
  display: flex; align-items: center; justify-content: center; padding: 0 3px;
}
.notif-dropdown {
  position: absolute; top: calc(100% + 10px); right: 0; width: 320px; max-width: 88vw;
  background: white; border: 1px solid var(--line); border-radius: var(--radius-md);
  box-shadow: var(--shadow-2); z-index: 40; overflow: hidden; display: none;
}
.notif-dropdown.open { display: block; }
.notif-dropdown-header {
  padding: 12px 16px; font-weight: 700; border-bottom: 1px solid var(--line); color: var(--marine-900);
}
.notif-list { max-height: 360px; overflow-y: auto; }
.notif-item {
  display: block; width: 100%; text-align: left; background: none; border: none; cursor: pointer;
  padding: 12px 16px; border-bottom: 1px solid var(--line); font: inherit;
}
.notif-item:last-child { border-bottom: none; }
.notif-item:hover { background: var(--mist-100); }
.notif-item.unread { background: var(--mist-50); position: relative; }
.notif-item.unread::before {
  content: ''; position: absolute; left: 5px; top: 18px; width: 7px; height: 7px;
  background: var(--coral); border-radius: 999px;
}
.notif-item.unread { padding-left: 22px; }
.notif-item-title { font-weight: 600; color: var(--marine-900); font-size: 0.88rem; }
.notif-item-body { color: var(--ash-600); font-size: 0.8rem; margin-top: 2px; }
.notif-item-time { color: var(--ash-400); font-size: 0.72rem; margin-top: 4px; }
.notif-empty { padding: 24px 16px; text-align: center; color: var(--ash-400); font-size: 0.85rem; }

@media (max-width: 780px) {
  .nav-links {
    position: fixed; inset: 56px 0 0 0; background: var(--mist-50);
    flex-direction: column; padding: 24px 20px; gap: 18px; align-items: flex-start;
    transform: translateY(-8px); opacity: 0; pointer-events: none; transition: all .18s ease;
  }
  .nav-links.open { transform: translateY(0); opacity: 1; pointer-events: auto; }
  .nav-toggle { display: inline-flex; }
}

/* ---------- Botones ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  font-family: var(--font-body); font-weight: 700; font-size: 1rem;
  padding: 14px 24px; border-radius: var(--radius-md);
  border: none; cursor: pointer;
  transition: transform .28s cubic-bezier(.2,.8,.2,1), box-shadow .28s cubic-bezier(.2,.8,.2,1), background .2s ease;
  text-decoration: none;
}
.btn:hover { text-decoration: none; transform: translateY(-2px); box-shadow: var(--shadow-2); }
.btn:active { transform: scale(0.98); }
.btn-primary { background: var(--coral); color: var(--marine-900); box-shadow: var(--shadow-2); }
.btn-primary:hover { background: var(--coral-dark); box-shadow: 0 12px 28px rgba(10,61,143,0.18); }
.btn-secondary { background: var(--marine-900); color: white; }
.btn-secondary:hover { background: var(--marine-800); }
.btn-outline { background: transparent; color: var(--marine-900); border: 1.5px solid var(--marine-900); }
.btn-outline:hover { background: var(--marine-900); color: white; }
.btn-ghost { background: transparent; color: var(--teal-dark); padding: 8px 4px; }
.btn-block { width: 100%; }
.btn-lg { padding: 20px 28px; font-size: 1.1rem; border-radius: var(--radius-lg); }
.btn-danger { background: var(--danger); color: white; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

/* ---------- Hero (inicio) ---------- */
.hero {
  background: radial-gradient(1200px 500px at 15% -10%, #1E56B0 0%, var(--marine-900) 55%, #041B4D 100%);
  color: white; padding: 64px 0 88px; position: relative; overflow: hidden;
}
.hero::after {
  content: ''; position: absolute; right: -80px; bottom: -120px; width: 420px; height: 420px;
  border-radius: 50%; background: radial-gradient(circle, rgba(255,199,44,0.28), transparent 70%);
}
.hero-eyebrow {
  display: inline-block; font-size: 0.8rem; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--sun); font-weight: 700; margin-bottom: 14px;
}
.hero h1 { color: white; max-width: 780px; }
.hero .lead { color: #C9DCE2; font-size: 1.15rem; max-width: 560px; }
.hero-ctas { display: flex; gap: 16px; flex-wrap: wrap; margin-top: 28px; }
.hero-ctas .btn { min-width: 240px; }

/* ---------- Tarjetas ---------- */
.card {
  background: white; border: 1px solid var(--line); border-radius: var(--radius-md);
  padding: 24px; box-shadow: var(--shadow-1);
  transition: transform .3s cubic-bezier(.2,.8,.2,1), box-shadow .3s cubic-bezier(.2,.8,.2,1);
}
.card:hover { transform: translateY(-3px); box-shadow: var(--shadow-2); }
.card-grid { display: grid; gap: 18px; }
@media (min-width: 640px) { .card-grid.cols-3 { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 640px) { .card-grid.cols-2 { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 640px) { .card-grid.cols-4 { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 960px) { .card-grid.cols-4 { grid-template-columns: repeat(4, 1fr); } }

.pill {
  display: inline-flex; align-items: center; gap: 6px; padding: 4px 12px; border-radius: 999px;
  background: var(--mist-100); color: var(--marine-800); font-size: 0.82rem; font-weight: 600;
}
.pill.demo { background: #FFF6DC; color: var(--coral-dark); }
.pill.ok { background: #E6F5EC; color: var(--ok); }
.pill.warn { background: #FDF2E3; color: #9A6A15; }
.pill.danger { background: #FBE9E5; color: var(--danger); }

/* ---------- Formularios ---------- */
label { display: block; font-weight: 600; font-size: 0.88rem; margin: 14px 0 6px; color: var(--marine-800); }
label.first { margin-top: 0; }
input, select, textarea {
  width: 100%; padding: 12px 14px; border-radius: var(--radius-sm); border: 1.5px solid var(--line);
  font-family: var(--font-body); font-size: 0.98rem; background: white; color: var(--marine-900);
}
input:focus, select:focus, textarea:focus {
  outline: 2px solid var(--teal); outline-offset: 1px; border-color: var(--teal);
}
.field-hint { font-size: 0.8rem; color: var(--ash-400); margin-top: 4px; }
.field-row { display: grid; gap: 14px; }
@media (min-width: 640px) { .field-row.cols-2 { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 640px) { .field-row.cols-3 { grid-template-columns: repeat(3, 1fr); } }
.checkbox-row { display: flex; align-items: flex-start; gap: 10px; margin: 14px 0; }
.checkbox-row input { width: auto; margin-top: 3px; }
.checkbox-row label { margin: 0; font-weight: 500; color: var(--marine-800); }
fieldset { border: 1px solid var(--line); border-radius: var(--radius-md); padding: 16px; margin: 18px 0; }
legend { font-family: var(--font-display); font-weight: 600; padding: 0 8px; }

/* ---------- Utilidades ---------- */
.muted { color: var(--ash-400); }
.stack { display: flex; flex-direction: column; gap: 10px; }
.row { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.row.between { justify-content: space-between; }
.big-number { font-family: var(--font-display); font-size: 2.4rem; font-weight: 700; color: var(--marine-900); }
.divider { height: 1px; background: var(--line); margin: 24px 0; border: none; }
.alert { padding: 14px 16px; border-radius: var(--radius-sm); margin: 14px 0; font-size: 0.92rem; }
.alert-error { background: #FBE9E5; color: var(--danger); border: 1px solid #F3C7BB; }
.alert-ok { background: #E6F5EC; color: var(--ok); border: 1px solid #BBE3CC; }
.alert-info { background: var(--mist-100); color: var(--marine-800); border: 1px solid var(--line); }
.center { text-align: center; }
table { width: 100%; border-collapse: collapse; font-size: 0.9rem; }
th, td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--line); }
th { color: var(--ash-600); font-weight: 600; font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.02em; }
.table-wrap { overflow-x: auto; }

.progress { height: 10px; border-radius: 999px; background: var(--mist-100); overflow: hidden; }
.progress > span { display: block; height: 100%; background: linear-gradient(90deg, var(--teal), var(--teal-dark)); }
.progress.weight > span { background: linear-gradient(90deg, var(--sun), var(--coral)); }

.qr-box {
  display: flex; flex-direction: column; align-items: center; gap: 12px; padding: 28px;
  background: white; border: 2px dashed var(--line); border-radius: var(--radius-lg);
}
.qr-visual {
  image-rendering: pixelated; width: 200px; height: 200px; border-radius: 8px; border: 1px solid var(--line);
}
.backup-code {
  font-family: 'Courier New', monospace; font-size: 1.8rem; letter-spacing: 0.15em; font-weight: 700;
  color: var(--marine-900); background: var(--mist-100); padding: 10px 18px; border-radius: var(--radius-sm);
}

footer {
  border-top: 1px solid var(--line); padding: 40px 0; margin-top: 60px; color: var(--ash-400); font-size: 0.88rem;
}
footer a { color: var(--ash-600); }
.footer-grid { display: grid; gap: 24px; }
@media (min-width: 640px) { .footer-grid { grid-template-columns: 2fr 1fr 1fr; } }

.match-score {
  font-family: var(--font-display); font-weight: 700; font-size: 1.4rem;
}
.match-score.high { color: var(--ok); }
.match-score.mid { color: var(--sun); }
.match-score.low { color: var(--danger); }

.step-num {
  display: inline-flex; align-items: center; justify-content: center; width: 32px; height: 32px;
  border-radius: 50%; background: var(--marine-900); color: white; font-weight: 700; font-size: 0.9rem; flex: none;
}

.badge-demo-banner {
  background: var(--sun); color: var(--marine-900); text-align: center; padding: 8px 16px;
  font-weight: 700; font-size: 0.85rem; letter-spacing: 0.02em;
}