/* Tokens alineados con jmochon.training (src/styles/global.css) */
:root {
  --bg: #0a0b0f;
  --bg-soft: #12141b;
  --bg-card: #161922;
  --border: #232734;
  --border-soft: #1b1e28;
  --text: #eef0f5;
  --text-dim: #9aa0b0;
  --text-faint: #828899;
  --accent: #22d3ee;
  --accent-2: #6366f1;
  --accent-ink: #04121a;
  --good: #34d399;
  --warn: #fbbf24;
  --bad: #f87171;
  --radius: 14px;
  --radius-sm: 9px;
  --maxw: 1140px;
  --font: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  --mono: ui-monospace, 'SF Mono', Menlo, Consolas, monospace;
  --ease-out: cubic-bezier(0.23, 1, 0.32, 1);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 72px; }
body {
  margin: 0;
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
h1, h2, h3 { line-height: 1.15; letter-spacing: -0.02em; margin: 0 0 .5em; }
h1 { font-size: clamp(2rem, 5vw, 3.4rem); font-weight: 800; }
h2 { font-size: clamp(1.5rem, 3vw, 2.1rem); font-weight: 750; }
h3 { font-size: 1.1rem; }
p { margin: 0 0 1em; }
a { color: var(--accent); }

.container { max-width: var(--maxw); margin: 0 auto; padding: 0 16px; }
@media (min-width: 700px) { .container { padding: 0 24px; } }

.eyebrow {
  text-transform: uppercase; letter-spacing: .14em; font-size: 12px;
  font-weight: 600; color: var(--accent); margin-bottom: .8em;
}
.grad {
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}

/* Botones y chips */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 12px 22px; border-radius: 999px; font: 600 15px/1.2 var(--font);
  text-decoration: none; border: 1px solid transparent; cursor: pointer;
  transition: transform 140ms var(--ease-out), background .15s, border-color .15s, opacity .15s;
}
.btn:active { transform: scale(.97); }
.btn:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.btn:disabled { opacity: .45; cursor: not-allowed; }
.btn-primary { background: var(--accent); color: var(--accent-ink); }
.btn-primary:hover:not(:disabled) { background: #5ee3f4; }
.btn-ghost { border-color: var(--border); color: var(--text); background: transparent; }
.btn-ghost:hover:not(:disabled) { border-color: var(--accent); }
.btn-sm { padding: 8px 14px; font-size: 14px; }
.btn-lg { padding: 16px 30px; font-size: 17px; }
.chip {
  font-size: 12px; font-weight: 600; padding: 3px 10px; border-radius: 999px;
  border: 1px solid var(--border); color: var(--text-dim); white-space: nowrap;
}

/* Cabecera */
.topbar {
  position: sticky; top: 0; z-index: 10;
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-soft);
}
.topbar-inner { display: flex; align-items: center; gap: 20px; height: 60px; }
.brand { font-weight: 800; font-size: 18px; letter-spacing: -.03em; color: var(--text); text-decoration: none; }
.brand span { color: var(--accent); }
.topnav { display: none; gap: 20px; margin-left: auto; }
.topnav a { color: var(--text-dim); text-decoration: none; font-size: 14px; }
.topnav a:hover { color: var(--text); }
.topbar .btn { margin-left: auto; }
@media (min-width: 760px) {
  .topnav { display: flex; }
  .topbar .btn { margin-left: 0; }
}

/* Hero */
.hero { padding: 72px 16px 56px; }
@media (min-width: 700px) { .hero { padding: 110px 24px 80px; } }
.lead { font-size: clamp(1.05rem, 1.6vw, 1.2rem); color: var(--text-dim); max-width: 680px; }
.hero-ctas { display: flex; flex-wrap: wrap; gap: 12px; margin: 28px 0 40px; }
.pain-list {
  list-style: none; padding: 0; margin: 0;
  display: flex; flex-wrap: wrap; gap: 10px;
}
.pain-list li {
  font-size: 14px; color: var(--text-dim);
  padding: 6px 14px; border-radius: 999px;
  background: var(--bg-soft); border: 1px solid var(--border);
  text-decoration: line-through; text-decoration-color: color-mix(in srgb, var(--accent) 70%, transparent);
}

@keyframes heroIn {
  from { opacity: 0; transform: translateY(22px); }
  to   { opacity: 1; transform: translateY(0); }
}
.hero-in { animation: heroIn .9s cubic-bezier(0.22, 1, 0.36, 1) both; animation-delay: var(--d, 0s); }

/* Bloques de demo */
.demo {
  display: grid; gap: 32px; align-items: start;
  padding-top: 64px; padding-bottom: 64px;
  border-top: 1px solid var(--border-soft);
}
@media (min-width: 960px) {
  .demo { grid-template-columns: 5fr 6fr; gap: 56px; padding-top: 96px; padding-bottom: 96px; }
  .demo-alt .demo-copy { order: 2; }
}
.demo-copy p { color: var(--text-dim); }
.demo-copy em { color: var(--text); }

.metrics { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin: 24px 0 14px; }
.metrics div { background: var(--bg-soft); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 14px 12px; }
.metrics dt { font-size: clamp(1.4rem, 3vw, 1.9rem); font-weight: 800; letter-spacing: -.03em; color: var(--text); }
.metrics dd { margin: 2px 0 0; font-size: 13px; color: var(--text-dim); line-height: 1.35; }
.source { font-size: 13px; color: var(--text-faint) !important; }

.demo-sim {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); overflow: hidden;
  box-shadow: 0 30px 60px -30px rgba(0,0,0,.6);
}
.sim-head {
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  padding: 12px 16px; border-bottom: 1px solid var(--border); background: var(--bg-soft);
}
.sim-title { font-size: 13px; font-weight: 600; color: var(--text-dim); }
.sim-foot {
  display: flex; align-items: center; flex-wrap: wrap; gap: 10px 12px;
  padding: 14px 16px; border-top: 1px solid var(--border); background: var(--bg-soft);
}
.sim-status { margin: 0; font-size: 13px; color: var(--text-dim); flex: 1 1 200px; }
.sim-status strong { color: var(--good); }
.sim-hint { font-size: 13px; color: var(--text-faint); width: 100%; }

/* Demo 1 · actas */
.actas-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(92px, 1fr));
  gap: 8px; padding: 16px; max-height: 360px; overflow-y: auto;
}
.acta {
  position: relative; border: 1px solid var(--border); border-radius: 7px;
  background: var(--bg-soft); padding: 8px 8px 10px; font-size: 11px; line-height: 1.3;
  color: var(--text-faint); transition: border-color .2s, background .2s, transform .2s var(--ease-out);
}
.acta b { display: block; color: var(--text-dim); font-size: 11px; }
.acta .modo { display: block; margin-top: 6px; font-weight: 600; min-height: 1.3em; }
.acta.reading { border-color: var(--accent); transform: scale(1.04); }
.acta.signed { border-color: color-mix(in srgb, var(--good) 55%, var(--border)); background: color-mix(in srgb, var(--good) 8%, var(--bg-soft)); }
.acta.signed .modo { color: var(--good); }
.acta.skipped { opacity: .55; }
.acta.skipped .modo { color: var(--text-faint); }
.acta .sello {
  position: absolute; top: 6px; right: 6px; width: 16px; height: 16px; border-radius: 50%;
  background: var(--good); color: var(--accent-ink); font-size: 10px; font-weight: 800;
  display: grid; place-items: center; transform: scale(0); transition: transform .25s var(--ease-out);
}
.acta.signed .sello { transform: scale(1); }

/* Demo 2 · notas */
.table-wrap { overflow-x: auto; padding: 8px 16px 12px; }
.grades { width: 100%; border-collapse: collapse; font-size: 14px; }
.grades th { text-align: left; font-size: 12px; color: var(--text-faint); font-weight: 600; padding: 8px 6px; border-bottom: 1px solid var(--border); }
.grades td { padding: 9px 6px; border-bottom: 1px solid var(--border-soft); font-variant-numeric: tabular-nums; transition: background .3s; }
.grades td:first-child { color: var(--text); }
.grades .vacio { color: var(--text-faint); }
.grades .flash { background: color-mix(in srgb, var(--accent) 14%, transparent); }
.estado { font-size: 12px; font-weight: 600; }
.estado.ok { color: var(--good); }
.estado.diff { color: var(--warn); }
.estado.fixed { color: var(--accent); }

/* Demo 2 · GradeKeeper (enlace a la app) */
.gk-steps { margin: 0; padding: 18px 20px 18px 40px; display: grid; gap: 12px; font-size: 14px; color: var(--text-dim); }
.gk-steps strong { color: var(--text); }

/* Demo 3 · módulo */
.modulo-cols { display: grid; gap: 16px; padding: 16px; }
@media (min-width: 560px) { .modulo-cols { grid-template-columns: 1fr 1.2fr; } }
.ficha label { display: block; font-size: 12px; color: var(--text-faint); margin-bottom: 6px; }
.ficha select {
  width: 100%; padding: 8px 10px; border-radius: var(--radius-sm);
  background: var(--bg-soft); color: var(--text); border: 1px solid var(--border); font: 14px var(--font);
}
.ficha-json {
  margin: 12px 0 0; padding: 12px; border-radius: var(--radius-sm);
  background: var(--bg); border: 1px solid var(--border-soft);
  font: 12px/1.55 var(--mono); color: var(--text-dim); white-space: pre-wrap; overflow-x: auto;
}
.ficha-json .k { color: var(--accent-2); }
.ficha-json .v { color: var(--accent); }
.docs { list-style: none; margin: 0; padding: 0; display: grid; gap: 6px; }
.doc {
  display: flex; align-items: center; gap: 10px; padding: 8px 10px;
  border: 1px solid var(--border); border-radius: var(--radius-sm); font-size: 13px; color: var(--text-faint);
  transition: border-color .2s, color .2s;
}
.doc .ico {
  flex: none; width: 22px; height: 22px; border-radius: 5px; display: grid; place-items: center;
  font-size: 11px; font-weight: 700; background: var(--bg-soft); color: var(--text-faint); border: 1px solid var(--border);
}
.doc .meta { margin-left: auto; font-size: 11px; color: var(--text-faint); white-space: nowrap; }
.doc.working { border-color: var(--accent); }
.doc.done { color: var(--text); border-color: color-mix(in srgb, var(--good) 45%, var(--border)); }
.doc.done .ico { background: var(--good); color: var(--accent-ink); border-color: transparent; }
.doc.done .meta { color: var(--good); }

/* Demo 4 · tutor */
.routes { list-style: none; padding: 0; margin: 20px 0; display: grid; gap: 10px; color: var(--text-dim); font-size: 15px; }
.routes strong { color: var(--text); }
.dot { display: inline-block; width: 9px; height: 9px; border-radius: 50%; margin-right: 8px; vertical-align: 1px; }
.dot-a { background: var(--good); }
.dot-b { background: var(--accent-2); }
.dot-c { background: var(--warn); }
.chat { padding: 16px; min-height: 280px; max-height: 420px; overflow-y: auto; display: flex; flex-direction: column; gap: 12px; }
.chat-empty { margin: auto; color: var(--text-faint); font-size: 14px; text-align: center; }
.msg { max-width: 88%; padding: 10px 14px; border-radius: 14px; font-size: 14px; line-height: 1.5; }
.msg-user { align-self: flex-end; background: var(--accent-2); color: #fff; border-bottom-right-radius: 4px; }
.msg-bot { align-self: flex-start; background: var(--bg-soft); border: 1px solid var(--border); border-bottom-left-radius: 4px; }
.msg-bot p { margin: 0 0 .5em; }
.msg-bot p:last-child { margin: 0; }
.cita {
  display: inline-flex; align-items: center; gap: 6px; margin-top: 4px;
  font-size: 12px; font-weight: 600; padding: 3px 9px; border-radius: 999px;
  background: color-mix(in srgb, var(--accent) 12%, transparent); color: var(--accent);
}
.cita-video { border: 0; cursor: pointer; font-family: var(--font); }
.cita-video:hover { background: color-mix(in srgb, var(--accent) 22%, transparent); }
.video-fragmento { margin-top: 10px; }
.msg-bot:has(.video-fragmento) { max-width: 100%; align-self: stretch; }
.video-marco { position: relative; aspect-ratio: 16 / 9; border-radius: 10px; overflow: hidden; background: #000; }
.video-marco iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }
.video-pie { font-size: 12px; color: var(--text-faint); margin: 6px 0 0 !important; }
.video-fin { border: 1px solid var(--border); border-radius: 10px; padding: 14px; background: var(--bg); }
.video-fin p { margin: 0 0 8px !important; font-size: 13px; }
.ruta { display: block; font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: .08em; margin-bottom: 6px; }
.ruta-a { color: var(--good); }
.ruta-b { color: var(--accent-2); }
.ruta-c { color: var(--warn); }
.typing { color: var(--text-faint); font-style: italic; }
.sim-foot-wrap .btn { flex: 1 1 auto; }
.tutor-form { display: flex; gap: 8px; width: 100%; margin-top: 4px; }
.tutor-form input {
  flex: 1; min-width: 0; padding: 9px 12px; border-radius: 999px; font: 14px var(--font);
  background: var(--bg); color: var(--text); border: 1px solid var(--border);
}
.tutor-form input:focus { outline: 2px solid var(--accent); outline-offset: 1px; }
.tutor-form .btn { flex: none; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

/* Resultado y credenciales */
.outcome { padding-top: 88px; padding-bottom: 64px; border-top: 1px solid var(--border-soft); }
.outcome h2 { max-width: 760px; }
.outcome-grid { display: grid; gap: 16px; margin-top: 32px; }
@media (min-width: 760px) { .outcome-grid { grid-template-columns: repeat(3, 1fr); } }
.outcome-grid article { background: var(--bg-soft); border: 1px solid var(--border); border-radius: var(--radius); padding: 22px; }
.outcome-grid p { color: var(--text-dim); margin: 0; font-size: 15px; }
.formato { margin-top: 24px; font-size: 14px; color: var(--text-faint); }

.como, .datos { padding-top: 72px; padding-bottom: 64px; border-top: 1px solid var(--border-soft); }
.como h2, .datos h2 { max-width: 760px; }
.como-grid { display: grid; gap: 16px; margin-top: 28px; }
@media (min-width: 860px) { .como-grid { grid-template-columns: repeat(3, 1fr); } }
.como-grid article { background: var(--bg-soft); border: 1px solid var(--border); border-radius: var(--radius); padding: 22px; display: flex; flex-direction: column; }
.como-grid article p { color: var(--text-dim); font-size: 15px; margin: 0 0 10px; }
.como-grid .como-sub { color: var(--accent); font-weight: 600; font-size: 14px; }
.como-grid .como-para { margin-top: auto; color: var(--text-faint); font-size: 13px; }
.como-destacado { border-color: color-mix(in srgb, var(--accent) 55%, var(--border)) !important; }
.datos-grid { display: grid; gap: 20px 28px; margin-top: 28px; }
@media (min-width: 760px) { .datos-grid { grid-template-columns: repeat(3, 1fr); } }
.datos-grid h3 { font-size: 1rem; margin-bottom: 6px; }
.datos-grid p { color: var(--text-dim); font-size: 15px; margin: 0; }
.creds { padding-bottom: 72px; padding-top: 72px; border-top: 1px solid var(--border-soft); }
.creds h2 { max-width: 820px; }
.quien { display: grid; gap: 28px; margin-top: 24px; }
@media (min-width: 900px) { .quien { grid-template-columns: 3fr 2fr; gap: 48px; } }
.quien-texto p { color: var(--text-dim); font-size: 16px; }
.quien-datos { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin: 0; align-content: start; }
.quien-datos div { background: var(--bg-soft); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 16px 14px; }
.quien-datos dt { font-size: clamp(1.5rem, 3vw, 2rem); font-weight: 800; letter-spacing: -.03em; color: var(--accent); }
.quien-datos dd { margin: 4px 0 0; font-size: 13px; color: var(--text-dim); line-height: 1.35; }
.quien-credenciales { list-style: none; padding: 0; margin: 24px 0 0; display: flex; flex-wrap: wrap; gap: 8px; }
.quien-credenciales li { font-size: 13px; font-weight: 600; color: var(--text-dim); padding: 6px 12px; border-radius: 999px; border: 1px solid var(--border); background: var(--bg-soft); }
.creds-list { list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: 10px 28px; }
.creds-text { color: var(--text-dim); font-size: 17px; max-width: 720px; margin: 0; }
.creds-extra { margin-top: 12px; font-size: 15px; color: var(--text-faint); }
.creds-list li { color: var(--text-dim); font-weight: 600; font-size: 15px; }

/* CTA */
.cta {
  text-align: center; padding-top: 72px; padding-bottom: 88px;
  border-top: 1px solid var(--border-soft);
  background: radial-gradient(ellipse 60% 70% at 50% 0%, color-mix(in srgb, var(--accent) 10%, transparent), transparent 70%);
}
.cta p { color: var(--text-dim); max-width: 560px; margin: 0 auto 28px; }
.cta .cta-note { margin-top: 24px; font-size: 13px; color: var(--text-faint); }

/* Demo 5 · con tu propio documento */
.modo-tabs { display: flex; flex-wrap: wrap; gap: 6px; }
.modo-tab { background: transparent; border: 1px solid var(--border); color: var(--text-dim); border-radius: 999px; padding: 5px 11px; font: 600 12px var(--font); cursor: pointer; }
.modo-tab[aria-selected=true] { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
.asis-body { padding: 16px; }
.asis-body textarea { width: 100%; background: var(--bg); color: var(--text); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 10px 12px; font: 14px/1.5 var(--font); resize: vertical; }
.asis-body textarea:focus { outline: 2px solid var(--accent); outline-offset: 1px; }
.asis-acciones { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; margin-top: 10px; }
.asis-resultado { margin-top: 16px; border-top: 1px solid var(--border); padding-top: 14px; font-size: 14px; color: var(--text-dim); max-height: 560px; overflow-y: auto; }
.asis-resultado h3 { color: var(--text); font-size: 1.05rem; }
.asis-resultado h4 { color: var(--text); font-size: .9rem; margin: 14px 0 6px; text-transform: uppercase; letter-spacing: .06em; }
.asis-resultado ul { margin: 0 0 8px 18px; padding: 0; }
.asis-resultado p { margin: 0 0 8px; }
.asis-tabla { overflow-x: auto; }
.asis-tabla table { border-collapse: collapse; font-size: 12.5px; min-width: 560px; width: 100%; }
.asis-tabla th { text-align: left; color: var(--text-faint); font-weight: 600; padding: 6px; border-bottom: 1px solid var(--border); }
.asis-tabla td { padding: 6px; border-bottom: 1px solid var(--border-soft); vertical-align: top; color: var(--text-dim); }
.asis-correo { background: var(--bg-soft); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 12px; color: var(--text); }
.asis-avisos { margin-top: 12px; padding: 10px 12px; border-radius: var(--radius-sm); background: color-mix(in srgb, var(--warn) 10%, transparent); border: 1px solid color-mix(in srgb, var(--warn) 35%, var(--border)); }
.asis-avisos b { color: var(--warn); }

/* Reserva */
.reserva { max-width: 640px; margin: 0 auto 8px; text-align: left; background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius); padding: 20px; }
.reserva-zona { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; font-size: 14px; color: var(--text-dim); margin-bottom: 14px; }
.reserva select, .reserva input, .reserva textarea {
  background: var(--bg-soft); color: var(--text); border: 1px solid var(--border); border-radius: var(--radius-sm);
  padding: 8px 10px; font: 14px var(--font); width: 100%;
}
.reserva-zona select { width: auto; max-width: 100%; }
.reserva select:focus, .reserva input:focus, .reserva textarea:focus { outline: 2px solid var(--accent); outline-offset: 1px; }
.reserva-nota { color: var(--text-dim); font-size: 14px; margin: 0; }
.reserva-dias { display: flex; gap: 8px; overflow-x: auto; padding-bottom: 4px; }
.slot-dia {
  flex: none; display: grid; justify-items: center; gap: 1px; min-width: 64px; padding: 8px 10px; cursor: pointer;
  background: var(--bg-soft); color: var(--text-dim); border: 1px solid var(--border); border-radius: 10px; font: 12px var(--font); text-transform: capitalize;
}
.slot-dia b { font-size: 20px; color: var(--text); }
.slot-dia[aria-pressed=true] { border-color: var(--accent); background: color-mix(in srgb, var(--accent) 12%, var(--bg-soft)); color: var(--accent); }
.reserva-horas { display: grid; grid-template-columns: repeat(auto-fill, minmax(84px, 1fr)); gap: 8px; margin-top: 12px; }
.slot-hora { padding: 9px; border-radius: 999px; border: 1px solid var(--border); background: transparent; color: var(--text); font: 600 14px var(--font); cursor: pointer; }
.slot-hora:hover, .slot-hora:focus-visible { border-color: var(--accent); color: var(--accent); }
.reserva-form { margin-top: 18px; border-top: 1px solid var(--border); padding-top: 16px; }
.reserva-form label { display: block; font-size: 13px; color: var(--text-dim); margin-bottom: 10px; }
.reserva-form label input, .reserva-form label textarea { margin-top: 4px; }
.reserva-campos { display: grid; gap: 0 12px; }
@media (min-width: 560px) { .reserva-campos { grid-template-columns: 1fr 1fr; } }
.reserva-elegido { color: var(--text); margin: 0 0 12px; }
.reserva-acepta { display: flex !important; gap: 8px; align-items: flex-start; }
.reserva-acepta input { width: auto; margin-top: 2px; }
.reserva-acciones { display: flex; flex-wrap: wrap; gap: 10px; }
.reserva-error { color: var(--bad); font-size: 14px; margin: 10px 0 0; min-height: 1em; }
.reserva-ok { text-align: center; }
.reserva-ok p { color: var(--text-dim); margin: 0 0 10px; max-width: none; }
.reserva-ok a:not(.btn) { color: var(--accent); word-break: break-all; }
.reserva-titulo { font-size: 1.3rem; font-weight: 750; color: var(--text) !important; }
.hp { position: absolute !important; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

.footer { padding: 28px 16px 40px; border-top: 1px solid var(--border-soft); font-size: 13px; color: var(--text-faint); }

/* Accesibilidad: movimiento reducido */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  html { scroll-behavior: auto; }
}