/* GateSpec — gatespec.com
   Tokens from the app's design handoff (~/Code/design_handoff_gate_spec/README.md).
   Theme follows the system setting; there is no toggle. */

:root {
  --page: #F4F6F9;
  --card: #FFFFFF;
  --text: #0C1A2B;
  --text-2: #4B5A6E;
  --hair: rgba(12, 26, 43, .14);
  --divider: rgba(12, 26, 43, .08);
  --navy: #0F2540;
  --sky: #0A5EA3;
  --sky-on-navy: #2EA3E6;
  --on-navy: #FFFFFF;
  --on-navy-2: #B9C6D8;
  --backdrop: #0B1729;
  --btn-bg: #0F2540;
  --btn-fg: #FFFFFF;
  --tint: #EEF4FB;

  --sans: "DM Sans", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --mono: "DM Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;
  --serif: "Libre Baskerville", Georgia, serif;

  --r-card: 20px;
  --r-btn: 16px;
  --gutter: 16px;
  --max: 1080px;
  color-scheme: light dark;
}

@media (prefers-color-scheme: dark) {
  :root {
    --page: #0B1729;
    --card: #112238;
    --text: #F2F5F9;
    --text-2: #9FB0C6;
    --hair: rgba(255, 255, 255, .14);
    --divider: rgba(255, 255, 255, .08);
    --sky: #2EA3E6;
    --btn-bg: #2EA3E6;
    --btn-fg: #0B1729;
    --tint: #16294A;
  }
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body {
  margin: 0;
  background: var(--page);
  color: var(--text);
  font: 400 16px/1.55 var(--sans);
  font-optical-sizing: auto;
}
img, svg { display: block; max-width: 100%; }
a { color: var(--sky); text-underline-offset: 3px; }
a:hover { text-decoration-thickness: 2px; }
:focus-visible { outline: 2px solid var(--sky); outline-offset: 3px; border-radius: 6px; }
.mono { font-family: var(--mono); font-weight: 500; }

.wrap { width: 100%; max-width: var(--max); margin: 0 auto; padding: 0 var(--gutter); }
@media (min-width: 600px) { :root { --gutter: 24px; } }

/* ---------- Navy block: header + hero ---------- */
.top {
  background: var(--navy);
  color: var(--on-navy);
  border-radius: 0 0 24px 24px;
}
.bar {
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  min-height: 64px;
}
.brand { display: flex; align-items: center; gap: 10px; color: var(--on-navy); text-decoration: none; }
.brand img { width: 32px; height: 32px; }
.brand span { font: 400 19px/1 var(--serif); letter-spacing: -.01em; }
.bar-right { display: flex; align-items: center; gap: 16px; }
.bar-link { color: var(--sky-on-navy); font-weight: 600; font-size: 15px; text-decoration: none; }
.bar-link:hover { text-decoration: underline; }
.lang {
  display: inline-flex; align-items: center; min-height: 36px; padding: 0 14px;
  border: 1px solid rgba(255, 255, 255, .28); border-radius: 999px;
  color: var(--on-navy); font-weight: 500; font-size: 14px; text-decoration: none;
}
.lang:hover { border-color: rgba(255, 255, 255, .6); }

.hero { padding: 28px 0 40px; display: grid; gap: 28px; }
.wordmark { font: 400 clamp(40px, 9vw, 60px)/1.05 var(--serif); letter-spacing: -.015em; margin: 0; }
.hero h1 { margin: 14px 0 0; font-weight: 600; font-size: clamp(24px, 4.6vw, 34px); line-height: 1.18; letter-spacing: -.01em; }
.hero .sub { margin: 14px 0 0; color: var(--on-navy-2); font-size: 17px; max-width: 34em; }
.hero .actions { margin-top: 24px; }

@media (min-width: 900px) {
  .hero { grid-template-columns: 5fr 6fr; align-items: center; gap: 48px; padding: 48px 0 64px; }
}

/* Video slot. While no video exists this is the poster card.
   When the product video is ready, replace the .poster div with:
   <video controls preload="none" poster="/assets/video-poster.jpg" src="/assets/gatespec.mp4"></video> */
.video {
  margin: 0;
  aspect-ratio: 16 / 9;
  width: 100%;
  border-radius: var(--r-card);
  overflow: hidden;
  background: var(--backdrop);
  border: 1px solid rgba(255, 255, 255, .14);
}
.video video { width: 100%; height: 100%; display: block; object-fit: cover; }
.poster {
  width: 100%; height: 100%;
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 18px;
  padding: 16px; text-align: center;
}
.poster img { width: clamp(56px, 14vw, 88px); height: auto; }
.poster p {
  margin: 0; color: var(--on-navy-2);
  font: 500 clamp(10px, 2.2vw, 12px)/1.6 var(--mono);
  letter-spacing: .08em; text-transform: uppercase;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-height: 52px; padding: 0 24px;
  border-radius: var(--r-btn);
  font: 600 16px/1 var(--sans);
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
}
.btn-primary { background: var(--btn-bg); color: var(--btn-fg); }
.btn-primary:hover { filter: brightness(1.12); }
.btn-ghost { background: transparent; color: var(--text); border-color: var(--hair); }
.btn-ghost:hover { border-color: var(--text-2); }
/* On navy the navy button would disappear: flip to sky with navy text (same rule as the app's dark mode). */
.top .btn-primary { background: var(--sky-on-navy); color: var(--backdrop); }

/* ---------- Sections ---------- */
main section { padding: 48px 0 0; }
main section:last-child { padding-bottom: 56px; }
@media (min-width: 900px) { main section { padding-top: 72px; } main section:last-child { padding-bottom: 80px; } }

h2 { margin: 0 0 20px; font-size: clamp(22px, 3.4vw, 28px); line-height: 1.2; font-weight: 600; letter-spacing: -.01em; }
.lead { margin: -8px 0 20px; color: var(--text-2); max-width: 40em; }

.card {
  background: var(--card);
  border: 1px solid var(--hair);
  border-radius: var(--r-card);
  padding: 20px;
}
.card h3 { margin: 0; font-size: 17px; line-height: 1.3; font-weight: 600; }
.card p { margin: 6px 0 0; color: var(--text-2); font-size: 15px; }

.grid-3 { display: grid; gap: 12px; }
@media (min-width: 720px) { .grid-3 { grid-template-columns: repeat(3, 1fr); gap: 16px; } }

/* Cómo funciona — 6 steps */
.steps { list-style: none; margin: 0; padding: 0; display: grid; gap: 12px; counter-reset: step; }
.steps li {
  background: var(--card); border: 1px solid var(--hair); border-radius: var(--r-card);
  padding: 16px 20px;
  display: grid; grid-template-columns: 28px 1fr; column-gap: 12px; align-items: baseline;
}
.steps .n { font: 500 17px/1.3 var(--mono); color: var(--sky); }
.steps h3 { margin: 0; font-size: 17px; line-height: 1.3; font-weight: 600; }
.steps p { grid-column: 2; margin: 4px 0 0; color: var(--text-2); font-size: 15px; }
@media (min-width: 600px) { .steps { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 1000px) {
  .steps { grid-template-columns: repeat(6, 1fr); gap: 10px; }
  .steps li { display: block; padding: 18px 16px; }
  .steps .n { display: block; margin-bottom: 10px; }
}

/* Siguiente — rows in one bordered box */
.rows { background: var(--card); border: 1px solid var(--hair); border-radius: var(--r-card); }
.rows > div { padding: 16px 20px; display: grid; gap: 4px; }
.rows > div + div { border-top: 1px solid var(--divider); }
.rows h3 { margin: 0; font-size: 16px; font-weight: 600; }
.rows p { margin: 0; color: var(--text-2); font-size: 15px; }
@media (min-width: 720px) { .rows > div { grid-template-columns: 280px 1fr; gap: 24px; align-items: baseline; } }

/* Referencia */
.ref { display: grid; gap: 16px; }
.ref p { margin: 0; color: var(--text); font-size: 18px; line-height: 1.5; max-width: 36em; }
.ref .figs { display: flex; flex-wrap: wrap; gap: 12px 32px; }
.ref .fig b { display: block; font: 500 28px/1.1 var(--mono); color: var(--text); }
.ref .fig span { color: var(--text-2); font-size: 14px; }

/* Contacto */
.contact { display: grid; gap: 20px; }
.contact .opts { display: grid; gap: 16px; }
.contact .opt { display: grid; gap: 8px; justify-items: start; }
.contact .opt .btn { width: 100%; }
.contact .opt small { color: var(--text-2); font-size: 15px; }
@media (min-width: 600px) {
  .contact .opts { grid-template-columns: repeat(2, minmax(0, 260px)); }
}

/* ---------- Footer ---------- */
footer { background: var(--navy); color: var(--on-navy-2); font-size: 14px; }
footer .wrap { padding-top: 24px; padding-bottom: 28px; display: flex; flex-wrap: wrap; gap: 12px 24px; justify-content: space-between; align-items: center; }
footer p { margin: 0; }
footer nav { display: flex; flex-wrap: wrap; gap: 8px 20px; }
footer a { color: var(--on-navy); text-decoration: none; }
footer a:hover { text-decoration: underline; }

/* ---------- Legal pages ---------- */
.top.compact { border-radius: 0 0 24px 24px; }
.legal { max-width: 720px; padding-top: 40px; padding-bottom: 56px; }
.legal h1 { margin: 0 0 6px; font-size: clamp(26px, 5vw, 34px); line-height: 1.2; font-weight: 600; letter-spacing: -.01em; }
.legal .meta { margin: 0 0 28px; color: var(--text-2); font-size: 15px; }
.legal h2 { font-size: 18px; margin: 28px 0 8px; }
.legal p, .legal li { color: var(--text); }
.legal p { margin: 0 0 12px; }
.legal ul { margin: 0 0 12px; padding-left: 20px; }
.legal address { font-style: normal; }

.notfound { padding-top: 64px; padding-bottom: 80px; }
.notfound p { font-size: 18px; margin: 0 0 20px; }

/* Narrow phones: the header keeps the mark and the language button; the hero and pages carry the demo link. */
@media (max-width: 420px) { .bar-link { display: none; } }