/* ==========================================================================
   Spark Costa Rica — sistema de diseño (dark tech)
   ========================================================================== */
:root {
  --bg: #050a14;
  --bg-2: #081020;
  --bg-3: #0c1628;
  --surface: rgba(255, 255, 255, 0.04);
  --surface-2: rgba(255, 255, 255, 0.07);
  --surface-3: rgba(255, 255, 255, 0.11);
  --line: rgba(255, 255, 255, 0.1);
  --line-2: rgba(255, 255, 255, 0.18);
  --text: #eaf1fa;
  --muted: #a4b3c9;
  --muted-2: #7f8fa8;
  --cyan: #22c7f2;
  --cyan-2: #6fe5ff;
  --cyan-3: #0ea5d9;
  --blue: #0e7fc9;
  --ok: #3ddc97;
  --warn: #ffb454;
  --danger: #ff6b6b;
  --wa: #25d366;
  --glow: 0 0 0 1px rgba(34, 199, 242, 0.25), 0 10px 40px -10px rgba(34, 199, 242, 0.45);
  --shadow: 0 20px 60px -20px rgba(0, 0, 0, 0.7);
  --radius: 18px;
  --radius-sm: 12px;
  --font-head: "Outfit", "Inter", system-ui, sans-serif;
  --font-body: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --max: 1200px;
  --nav-h: 72px;
  color-scheme: dark;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  color: var(--text);
  background: var(--bg);
  overflow-x: hidden;
}
img, svg, video { max-width: 100%; display: block; }
a { color: var(--cyan-2); text-decoration: none; }
a:hover { color: #fff; }
button { font: inherit; color: inherit; }
::selection { background: rgba(34, 199, 242, 0.35); color: #fff; }

h1, h2, h3, h4 {
  font-family: var(--font-head);
  font-weight: 400;
  line-height: 1.12;
  letter-spacing: -0.015em;
  margin: 0 0 0.5em;
}
h1 { font-size: clamp(2.3rem, 5.2vw, 4.3rem); font-weight: 300; }
h2 { font-size: clamp(1.8rem, 3.6vw, 2.8rem); font-weight: 300; }
h3 { font-size: clamp(1.15rem, 2vw, 1.45rem); font-weight: 500; }
h4 { font-size: 1.05rem; font-weight: 600; }
h1 strong, h2 strong { font-weight: 500; }
p { margin: 0 0 1em; }
.lead { font-size: clamp(1.05rem, 1.6vw, 1.25rem); color: var(--muted); max-width: 62ch; }
.muted { color: var(--muted); }
.small { font-size: 0.875rem; }
.xs { font-size: 0.78rem; }
.center { text-align: center; }
.center .lead { margin-inline: auto; }
.grad { background: linear-gradient(90deg, #fff 0%, var(--cyan-2) 55%, var(--cyan) 100%); -webkit-background-clip: text; background-clip: text; color: transparent; }
.mono { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 0.85em; }

/* --------------------------------------------------------------------------
   Fondo tecnológico global
   -------------------------------------------------------------------------- */
.bg-fx {
  position: fixed; inset: 0; z-index: -1; pointer-events: none;
  background:
    radial-gradient(900px 500px at 15% -10%, rgba(34, 199, 242, 0.14), transparent 60%),
    radial-gradient(700px 500px at 90% 10%, rgba(14, 127, 201, 0.14), transparent 60%),
    radial-gradient(800px 600px at 50% 110%, rgba(34, 199, 242, 0.08), transparent 60%),
    var(--bg);
}
.bg-fx::after {
  content: ""; position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse at 50% 0%, #000 20%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse at 50% 0%, #000 20%, transparent 75%);
}

/* --------------------------------------------------------------------------
   Layout
   -------------------------------------------------------------------------- */
.wrap { width: min(var(--max), 100% - 32px); margin-inline: auto; }
.wrap-narrow { width: min(820px, 100% - 32px); margin-inline: auto; }
.section { padding: clamp(64px, 9vw, 120px) 0; position: relative; }
.section-tight { padding: clamp(40px, 6vw, 72px) 0; }
.section-head { max-width: 760px; margin-bottom: clamp(32px, 5vw, 56px); }
.section-head.center { margin-inline: auto; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font-size: 0.78rem; letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--cyan-2); font-weight: 600; margin-bottom: 18px;
}
.eyebrow::before { content: ""; width: 26px; height: 1px; background: linear-gradient(90deg, transparent, var(--cyan)); }
.grid { display: grid; gap: 20px; }
.grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.split { display: grid; grid-template-columns: 1.05fr 1fr; gap: clamp(32px, 5vw, 72px); align-items: center; }
.split.rev > :first-child { order: 2; }
.split-form { grid-template-columns: 1fr 1.15fr; align-items: start; }
@media (max-width: 1000px) { .grid-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); } .grid-3 { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 760px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .split, .split-form { grid-template-columns: 1fr; }
  .split.rev > :first-child { order: 0; }
}
.grid > *, .split > *, .feature-row > *, .footer-grid > * { min-width: 0; }
.hero-side img { width: 100%; height: auto; }
.divider { height: 1px; background: linear-gradient(90deg, transparent, var(--line-2), transparent); }

/* --------------------------------------------------------------------------
   Botones y chips
   -------------------------------------------------------------------------- */
.btn {
  --pad: 14px 22px;
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  padding: var(--pad); border-radius: 999px; border: 1px solid transparent;
  font-weight: 600; font-size: 0.95rem; line-height: 1; cursor: pointer; white-space: nowrap;
  transition: transform 0.2s ease, box-shadow 0.25s ease, background 0.25s ease, border-color 0.25s ease, color 0.2s ease;
  text-decoration: none; position: relative; overflow: hidden;
}
.btn:active { transform: translateY(1px) scale(0.99); }
.btn-primary { background: linear-gradient(135deg, var(--cyan-2), var(--cyan) 50%, var(--blue)); color: #03111c; box-shadow: var(--glow); }
.btn-primary:hover { color: #000; box-shadow: 0 0 0 1px rgba(34, 199, 242, 0.5), 0 14px 50px -10px rgba(34, 199, 242, 0.75); transform: translateY(-1px); }
.btn-primary::after { content: ""; position: absolute; inset: 0; background: linear-gradient(120deg, transparent 30%, rgba(255, 255, 255, 0.45) 50%, transparent 70%); transform: translateX(-120%); transition: transform 0.7s ease; }
.btn-primary:hover::after { transform: translateX(120%); }
.btn-ghost { background: var(--surface); border-color: var(--line-2); color: var(--text); backdrop-filter: blur(10px); }
.btn-ghost:hover { background: var(--surface-2); border-color: var(--cyan); color: #fff; }
.btn-wa { background: rgba(37, 211, 102, 0.12); border-color: rgba(37, 211, 102, 0.5); color: #c9ffe0; }
.btn-wa:hover { background: rgba(37, 211, 102, 0.22); border-color: var(--wa); color: #fff; }
.btn-sm { --pad: 10px 16px; font-size: 0.85rem; }
.btn-lg { --pad: 18px 30px; font-size: 1.05rem; }
.btn-block { width: 100%; }
.btn svg { width: 18px; height: 18px; flex: none; }
.btn-row { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }

.chip {
  display: inline-flex; align-items: center; gap: 8px; padding: 7px 13px; border-radius: 999px;
  background: var(--surface); border: 1px solid var(--line); font-size: 0.8rem; color: var(--muted);
  backdrop-filter: blur(8px);
}
.chip i { width: 7px; height: 7px; border-radius: 50%; background: var(--cyan); box-shadow: 0 0 10px var(--cyan); }
.badge { display: inline-block; padding: 4px 10px; border-radius: 6px; font-size: 0.7rem; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; }
.badge-cyan { background: rgba(34, 199, 242, 0.14); color: var(--cyan-2); border: 1px solid rgba(34, 199, 242, 0.3); }
.badge-warn { background: rgba(255, 180, 84, 0.12); color: #ffd79b; border: 1px solid rgba(255, 180, 84, 0.3); }
.badge-ok { background: rgba(61, 220, 151, 0.12); color: #a6f3d0; border: 1px solid rgba(61, 220, 151, 0.3); }
.badge-muted { background: var(--surface-2); color: var(--muted); border: 1px solid var(--line); }

/* --------------------------------------------------------------------------
   Navegación
   -------------------------------------------------------------------------- */
.nav {
  position: sticky; top: 0; z-index: 50; height: var(--nav-h);
  backdrop-filter: blur(16px) saturate(140%); -webkit-backdrop-filter: blur(16px) saturate(140%);
  background: rgba(5, 10, 20, 0.6); border-bottom: 1px solid transparent;
  transition: background 0.3s, border-color 0.3s;
}
.nav.scrolled { background: rgba(5, 10, 20, 0.85); border-bottom-color: var(--line); }
.nav .wrap { height: 100%; display: flex; align-items: center; gap: 24px; }
.brand { display: flex; align-items: center; gap: 12px; margin-right: auto; flex: none; }
.brand img { height: 30px; width: auto; }
.brand span { font-family: var(--font-head); font-weight: 300; letter-spacing: 0.22em; text-transform: uppercase; font-size: 0.72rem; color: var(--muted); border-left: 1px solid var(--line-2); padding-left: 12px; line-height: 1.1; }
.nav-links { display: flex; gap: 4px; list-style: none; margin: 0; padding: 0; }
.nav-links a { display: block; padding: 10px 13px; border-radius: 10px; font-size: 0.9rem; color: var(--muted); font-weight: 500; white-space: nowrap; transition: color 0.2s, background 0.2s; }
.nav-links a:hover, .nav-links a.active { color: #fff; background: var(--surface-2); }
.nav-cta { display: flex; gap: 10px; align-items: center; }
.nav-toggle { display: none; width: 44px; height: 44px; border-radius: 12px; border: 1px solid var(--line-2); background: var(--surface); cursor: pointer; position: relative; }
.nav-toggle span { position: absolute; left: 12px; right: 12px; height: 2px; background: #fff; border-radius: 2px; transition: 0.3s; }
.nav-toggle span:nth-child(1) { top: 15px; } .nav-toggle span:nth-child(2) { top: 21px; } .nav-toggle span:nth-child(3) { top: 27px; }
.nav.open .nav-toggle span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.nav.open .nav-toggle span:nth-child(2) { opacity: 0; }
.nav.open .nav-toggle span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }
@media (max-width: 1240px) {
  .nav-links a { padding: 10px 9px; font-size: 0.84rem; }
  .nav-cta .btn-ghost { display: none; }
}
@media (max-width: 1100px) {
  .nav-toggle { display: block; }
  .nav-cta .btn-primary { display: none; }
  .nav-links {
    position: fixed; top: var(--nav-h); left: 0; right: 0; bottom: 0; flex-direction: column; gap: 4px;
    padding: 16px 16px 40px; background: #050a14; border-bottom: 1px solid var(--line); overflow-y: auto;
    transform: translateY(-8px); opacity: 0; pointer-events: none; transition: 0.25s;
  }
  .nav.open .nav-links { transform: none; opacity: 1; pointer-events: auto; }
  .nav-links a { font-size: 1.05rem; padding: 14px 16px; }
  .nav-links li.mobile-only { display: block; margin-top: 8px; }
}
.nav-links li.mobile-only { display: none; }
@media (max-width: 1100px) { .nav-links li.mobile-only { display: block; } }

/* --------------------------------------------------------------------------
   Hero
   -------------------------------------------------------------------------- */
.hero { position: relative; min-height: calc(100svh - var(--nav-h)); display: grid; align-items: center; overflow: hidden; isolation: isolate; }
.hero-bg { position: absolute; inset: 0; z-index: -2; }
.hero-bg img { width: 100%; height: 100%; object-fit: cover; object-position: 60% 50%; animation: heroZoom 24s ease-in-out infinite alternate; }
@keyframes heroZoom { from { transform: scale(1); } to { transform: scale(1.08); } }
.hero-bg::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(5, 10, 20, 0.92) 0%, rgba(5, 10, 20, 0.75) 45%, rgba(5, 10, 20, 0.35) 100%), linear-gradient(0deg, var(--bg) 0%, transparent 35%); }
.hero-inner { padding: clamp(56px, 8vw, 110px) 0; }
.hero h1 { max-width: 15ch; }
.hero .lead { margin-bottom: 30px; }
.hero-chips { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 36px; }
.hero-side { position: relative; }
.hero-page { min-height: auto; padding: clamp(56px, 8vw, 96px) 0 clamp(32px, 5vw, 56px); }
.hero-page .hero-bg img { object-position: 50% 40%; }
.hero-page .hero-bg::after { background: linear-gradient(90deg, rgba(5, 10, 20, 0.94), rgba(5, 10, 20, 0.7)), linear-gradient(0deg, var(--bg), transparent 50%); }
.breadcrumb { font-size: 0.8rem; color: var(--muted-2); margin-bottom: 18px; }
.breadcrumb a { color: var(--muted); }
.scroll-hint { position: absolute; left: 50%; bottom: 24px; transform: translateX(-50%); width: 26px; height: 42px; border: 1px solid var(--line-2); border-radius: 14px; }
.scroll-hint::after { content: ""; position: absolute; left: 50%; top: 8px; width: 4px; height: 8px; margin-left: -2px; border-radius: 2px; background: var(--cyan); animation: hint 1.8s infinite; }
@keyframes hint { 0% { transform: translateY(0); opacity: 1; } 100% { transform: translateY(16px); opacity: 0; } }

/* Órbitas de luz (decoración reutilizable) */
.orbits { position: absolute; inset: 0; pointer-events: none; overflow: hidden; z-index: 0; }
.orbit { position: absolute; border-radius: 50%; border: 1px solid rgba(34, 199, 242, 0.22); animation: spin var(--d, 32s) linear infinite; }
.orbit::after { content: ""; position: absolute; top: -5px; left: 50%; width: 10px; height: 10px; margin-left: -5px; border-radius: 50%; background: var(--cyan-2); box-shadow: 0 0 18px 5px rgba(34, 199, 242, 0.55); }
.orbit.rev { animation-direction: reverse; }
.orbit.dim { border-color: rgba(34, 199, 242, 0.12); }
.orbit.dim::after { width: 6px; height: 6px; margin-left: -3px; box-shadow: 0 0 12px 3px rgba(34, 199, 242, 0.4); }
.section > .wrap { position: relative; z-index: 1; }

/* Hero con cielo limpio: degradado + skyline real sin letras */
.hero-sky { background: radial-gradient(1100px 600px at 20% 0%, rgba(34, 199, 242, 0.22), transparent 60%), radial-gradient(900px 600px at 85% 20%, rgba(14, 127, 201, 0.25), transparent 60%), linear-gradient(180deg, #08142a 0%, #061020 55%, var(--bg) 100%); }
.hero-sky .city { position: absolute; left: 0; right: 0; bottom: 0; width: 100%; height: 58%; object-fit: cover; object-position: center bottom; opacity: 0.9; mask-image: linear-gradient(180deg, transparent 0%, #000 55%); -webkit-mask-image: linear-gradient(180deg, transparent 0%, #000 55%); animation: heroZoom 28s ease-in-out infinite alternate; transform-origin: center bottom; }
.hero-sky::after { background: linear-gradient(90deg, rgba(5, 10, 20, 0.8) 0%, rgba(5, 10, 20, 0.45) 45%, rgba(5, 10, 20, 0.15) 100%), linear-gradient(0deg, var(--bg) 0%, transparent 30%); }
.hero-sky .orbit { opacity: 0.9; }

/* Simulador mini automático (hero) */
.sim-mini { position: relative; display: block; border-radius: 24px; padding: 2px; color: inherit; background: linear-gradient(135deg, rgba(34, 199, 242, 0.65), rgba(255, 255, 255, 0.06) 40%, rgba(14, 127, 201, 0.55)); animation: float 7s ease-in-out infinite; }
.sim-mini:hover { color: inherit; }
.sim-mini-inner { border-radius: 22px; background: rgba(8, 16, 32, 0.84); backdrop-filter: blur(18px); -webkit-backdrop-filter: blur(18px); overflow: hidden; box-shadow: var(--shadow); }
.sim-mini .sim-bar { padding: 10px 14px; }
.sim-mini .sim-canvas { aspect-ratio: 10 / 7; }
.sim-mini .sim-canvas svg { min-height: 0; height: 100%; }
.sim-mini .sim-hud { left: 14px; top: 12px; font-size: 0.66rem; }
.sim-mini .mini-badge { position: absolute; right: 14px; top: 12px; max-width: 55%; text-align: right; }
.sim-mini .mini-alert { position: absolute; left: 14px; bottom: 12px; display: inline-flex; align-items: center; gap: 8px; padding: 6px 10px; border-radius: 8px; background: rgba(255, 107, 107, 0.15); border: 1px solid rgba(255, 107, 107, 0.5); color: #ffd1d1; font-size: 0.72rem; opacity: 0; transition: opacity 0.3s; }
.sim-mini .mini-alert i { width: 7px; height: 7px; border-radius: 50%; background: var(--danger); box-shadow: 0 0 10px var(--danger); animation: blink 1s infinite; }
.sim-mini.has-alert .mini-alert { opacity: 1; }
.sim-mini-foot { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 12px 16px; border-top: 1px solid var(--line); font-size: 0.8rem; flex-wrap: wrap; }
.sim-mini-reads { display: flex; gap: 18px; }
.sim-mini-reads span { display: block; color: var(--muted-2); font-size: 0.64rem; letter-spacing: 0.08em; text-transform: uppercase; }
.sim-mini-reads b { font-family: var(--font-head); font-weight: 500; font-size: 1.05rem; color: #fff; }
.sim-mini-foot .go { color: var(--cyan-2); font-weight: 600; font-size: 0.82rem; white-space: nowrap; }
.sim-mini-foot .go::after { content: " →"; }

/* Tarjeta flotante holográfica del hero */
.holo {
  position: relative; border-radius: 24px; padding: 2px;
  background: linear-gradient(135deg, rgba(34, 199, 242, 0.6), rgba(255, 255, 255, 0.05) 40%, rgba(14, 127, 201, 0.5));
  animation: float 7s ease-in-out infinite;
}
.holo-inner { border-radius: 22px; background: rgba(8, 16, 32, 0.78); backdrop-filter: blur(18px); padding: 22px; box-shadow: var(--shadow); }
.holo-inner img { border-radius: 14px; }
.holo-meta { display: flex; justify-content: space-between; align-items: center; margin-top: 14px; font-size: 0.8rem; color: var(--muted); }
.holo-meta b { color: #fff; font-weight: 600; }
.holo .pulse { position: absolute; width: 10px; height: 10px; border-radius: 50%; background: var(--ok); box-shadow: 0 0 0 0 rgba(61, 220, 151, 0.6); animation: pulse 2s infinite; }
@keyframes float { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-12px); } }
@keyframes pulse { 0% { box-shadow: 0 0 0 0 rgba(61, 220, 151, 0.6); } 70% { box-shadow: 0 0 0 14px rgba(61, 220, 151, 0); } 100% { box-shadow: 0 0 0 0 rgba(61, 220, 151, 0); } }

/* --------------------------------------------------------------------------
   Marquee de marcas
   -------------------------------------------------------------------------- */
.marquee { overflow: hidden; border-block: 1px solid var(--line); background: rgba(255, 255, 255, 0.02); padding: 16px 0; mask-image: linear-gradient(90deg, transparent, #000 10%, #000 90%, transparent); }
.marquee-track { display: flex; gap: 56px; width: max-content; animation: marquee 32s linear infinite; }
.marquee:hover .marquee-track { animation-play-state: paused; }
.marquee-track span { font-family: var(--font-head); font-weight: 300; letter-spacing: 0.3em; text-transform: uppercase; font-size: 0.85rem; color: var(--muted); white-space: nowrap; display: inline-flex; align-items: center; gap: 56px; }
.marquee-track span::after { content: "◆"; font-size: 0.5rem; color: var(--cyan); }
@keyframes marquee { to { transform: translateX(-50%); } }

/* --------------------------------------------------------------------------
   Tarjetas
   -------------------------------------------------------------------------- */
.card {
  position: relative; border-radius: var(--radius); padding: 26px; background: var(--surface);
  border: 1px solid var(--line); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  transition: transform 0.3s ease, border-color 0.3s ease, background 0.3s ease, box-shadow 0.3s ease;
  overflow: hidden;
}
.card::before { content: ""; position: absolute; inset: -1px; border-radius: inherit; padding: 1px; background: linear-gradient(140deg, rgba(34, 199, 242, 0.5), transparent 45%); -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0); -webkit-mask-composite: xor; mask-composite: exclude; opacity: 0; transition: opacity 0.3s; pointer-events: none; }
.card:hover { transform: translateY(-4px); background: var(--surface-2); box-shadow: var(--shadow); }
.card:hover::before { opacity: 1; }
.card h3 { margin-top: 14px; }
.card p:last-child { margin-bottom: 0; }
.card .icon { width: 48px; height: 48px; border-radius: 14px; display: grid; place-items: center; background: linear-gradient(135deg, rgba(34, 199, 242, 0.2), rgba(14, 127, 201, 0.1)); border: 1px solid rgba(34, 199, 242, 0.3); color: var(--cyan-2); }
.card .icon svg { width: 24px; height: 24px; }
.card-img { padding: 0; }
.card-img img { width: 100%; aspect-ratio: 16 / 10; object-fit: cover; }
.card-img .card-body { padding: 22px 24px 26px; }
.card-link { display: inline-flex; align-items: center; gap: 6px; font-weight: 600; font-size: 0.9rem; margin-top: 14px; }
.card-link::after { content: "→"; transition: transform 0.2s; }
.card-link:hover::after { transform: translateX(4px); }
.card.feature { display: flex; flex-direction: column; }
.card.feature .num { font-family: var(--font-head); font-size: 2.6rem; font-weight: 200; color: var(--cyan); line-height: 1; }
.card-dark { background: rgba(8, 16, 32, 0.8); }
.card-highlight { background: linear-gradient(160deg, rgba(34, 199, 242, 0.12), rgba(14, 127, 201, 0.04)); border-color: rgba(34, 199, 242, 0.35); }

.notice { display: flex; gap: 14px; padding: 16px 18px; border-radius: var(--radius-sm); border: 1px solid rgba(255, 180, 84, 0.35); background: rgba(255, 180, 84, 0.08); font-size: 0.9rem; color: #ffe7c4; }
.notice.info { border-color: rgba(34, 199, 242, 0.35); background: rgba(34, 199, 242, 0.07); color: #d3f4ff; }
.notice.ok { border-color: rgba(61, 220, 151, 0.35); background: rgba(61, 220, 151, 0.07); color: #d2fbe8; }
.notice svg { width: 20px; height: 20px; flex: none; margin-top: 2px; }
.notice p { margin: 0; }

.source { font-size: 0.78rem; color: var(--muted-2); }
.source a { color: var(--muted); text-decoration: underline; text-underline-offset: 3px; }

/* --------------------------------------------------------------------------
   Stats / contadores
   -------------------------------------------------------------------------- */
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); gap: 16px; }
.stat { padding: 24px; border-radius: var(--radius); background: var(--surface); border: 1px solid var(--line); position: relative; overflow: hidden; }
.stat::after { content: ""; position: absolute; right: -30px; top: -30px; width: 110px; height: 110px; border-radius: 50%; background: radial-gradient(circle, rgba(34, 199, 242, 0.25), transparent 70%); }
.stat .val { font-family: var(--font-head); font-size: clamp(2.2rem, 4vw, 3.2rem); font-weight: 300; line-height: 1; color: #fff; }
.stat .val sup { font-size: 0.45em; color: var(--cyan-2); margin-left: 2px; }
.stat .lbl { color: var(--muted); font-size: 0.9rem; margin-top: 8px; }
.stat .src { font-size: 0.72rem; color: var(--muted-2); margin-top: 10px; }

.bar-compare { display: grid; gap: 14px; }
.bar-row { display: grid; grid-template-columns: 120px 1fr 64px; align-items: center; gap: 12px; font-size: 0.9rem; }
.bar-row .bar { height: 12px; border-radius: 999px; background: var(--surface-3); overflow: hidden; }
.bar-row .bar i { display: block; height: 100%; width: 0; border-radius: inherit; background: linear-gradient(90deg, var(--cyan-3), var(--cyan-2)); transition: width 1.4s cubic-bezier(0.2, 0.8, 0.2, 1); }
.bar-row.alt .bar i { background: linear-gradient(90deg, #4b5a72, #8696b0); }
.bar-row b { text-align: right; font-family: var(--font-head); font-weight: 500; }

/* --------------------------------------------------------------------------
   Flujo digital animado
   -------------------------------------------------------------------------- */
.flow { position: relative; }
.flow-track { position: relative; display: grid; grid-template-columns: repeat(6, 1fr); gap: 14px; }
.flow-line { position: absolute; left: 7%; right: 7%; top: 34px; height: 2px; background: var(--line-2); border-radius: 2px; overflow: hidden; }
.flow-line i { display: block; height: 100%; width: 0; background: linear-gradient(90deg, var(--cyan-3), var(--cyan-2)); box-shadow: 0 0 16px var(--cyan); transition: width 0.6s cubic-bezier(0.2, 0.8, 0.2, 1); }
.flow-step { position: relative; text-align: center; cursor: pointer; padding: 0 6px; }
.flow-dot { width: 68px; height: 68px; margin: 0 auto 16px; border-radius: 50%; display: grid; place-items: center; background: var(--bg-3); border: 1px solid var(--line-2); color: var(--muted); transition: 0.4s; position: relative; z-index: 1; }
.flow-dot svg { width: 28px; height: 28px; }
.flow-step.active .flow-dot { border-color: var(--cyan); color: #fff; background: radial-gradient(circle at 30% 30%, rgba(34, 199, 242, 0.45), rgba(8, 16, 32, 1) 70%); box-shadow: 0 0 0 6px rgba(34, 199, 242, 0.12), 0 0 30px rgba(34, 199, 242, 0.5); transform: scale(1.08); }
.flow-step.done .flow-dot { border-color: rgba(34, 199, 242, 0.5); color: var(--cyan-2); }
.flow-step h4 { font-size: 0.95rem; margin-bottom: 6px; transition: color 0.3s; }
.flow-step p { font-size: 0.82rem; color: var(--muted-2); margin: 0; }
.flow-step.active h4 { color: var(--cyan-2); }
.flow-step .k { font-size: 0.68rem; letter-spacing: 0.14em; color: var(--muted-2); display: block; margin-bottom: 4px; }
.flow-detail { margin-top: 36px; padding: 26px 28px; border-radius: var(--radius); background: var(--surface); border: 1px solid var(--line); display: grid; grid-template-columns: 1fr auto; gap: 24px; align-items: center; min-height: 120px; }
.flow-detail h3 { margin: 0 0 6px; }
.flow-detail p { margin: 0; color: var(--muted); }
.flow-detail .tools { display: flex; flex-wrap: wrap; gap: 8px; justify-content: flex-end; }
@media (max-width: 900px) {
  .flow-track { grid-template-columns: 1fr; gap: 0; }
  .flow-line { left: 33px; right: auto; top: 0; bottom: 0; width: 2px; height: auto; }
  .flow-line i { width: 2px !important; height: var(--p, 0%); transition: height 0.6s; }
  .flow-step { display: grid; grid-template-columns: 68px 1fr; column-gap: 16px; row-gap: 2px; text-align: left; padding: 10px 0; align-items: center; }
  .flow-dot { margin: 0; grid-column: 1; grid-row: 1 / span 3; }
  .flow-step .k, .flow-step h4, .flow-step p { grid-column: 2; }
  .flow-step h4 { margin: 0; }
  .flow-detail { grid-template-columns: 1fr; }
  .flow-detail .tools { justify-content: flex-start; }
}

/* --------------------------------------------------------------------------
   Simulador Approver (ilustrativo)
   -------------------------------------------------------------------------- */
.sim { border-radius: 24px; border: 1px solid var(--line-2); background: linear-gradient(180deg, rgba(12, 22, 40, 0.9), rgba(5, 10, 20, 0.95)); overflow: hidden; box-shadow: var(--shadow); }
.sim-bar { display: flex; align-items: center; gap: 12px; padding: 12px 16px; border-bottom: 1px solid var(--line); background: rgba(255, 255, 255, 0.03); font-size: 0.8rem; color: var(--muted); }
.sim-bar .dots { display: flex; gap: 6px; }
.sim-bar .dots i { width: 10px; height: 10px; border-radius: 50%; background: #3a4760; }
.sim-bar .dots i:nth-child(1) { background: #ff6b6b; } .sim-bar .dots i:nth-child(2) { background: #ffb454; } .sim-bar .dots i:nth-child(3) { background: #3ddc97; }
.sim-bar .title { margin-left: 8px; font-weight: 600; color: var(--text); }
.sim-bar .tag { margin-left: auto; }
.sim-body { display: grid; grid-template-columns: 1fr 300px; min-height: 480px; }
.sim-canvas { position: relative; background: radial-gradient(circle at 50% 40%, rgba(34, 199, 242, 0.1), transparent 60%), repeating-linear-gradient(0deg, transparent 0 39px, rgba(255, 255, 255, 0.03) 39px 40px), repeating-linear-gradient(90deg, transparent 0 39px, rgba(255, 255, 255, 0.03) 39px 40px); }
.sim-canvas svg { width: 100%; height: 100%; min-height: 420px; }
.sim-hud { position: absolute; left: 16px; top: 14px; display: flex; flex-direction: column; gap: 6px; font-size: 0.72rem; color: var(--muted); font-family: ui-monospace, Menlo, monospace; }
.sim-hud b { color: var(--cyan-2); font-weight: 500; }
.sim-views { position: absolute; right: 16px; top: 14px; display: flex; gap: 6px; }
.sim-views button, .sim-plans button { padding: 6px 12px; border-radius: 8px; border: 1px solid var(--line-2); background: rgba(5, 10, 20, 0.7); color: var(--muted); font-size: 0.75rem; cursor: pointer; transition: 0.2s; }
.sim-views button.on, .sim-plans button.on { border-color: var(--cyan); color: #fff; background: rgba(34, 199, 242, 0.18); }
.sim-alert { position: absolute; left: 16px; bottom: 16px; display: none; align-items: center; gap: 8px; padding: 8px 12px; border-radius: 10px; background: rgba(255, 107, 107, 0.15); border: 1px solid rgba(255, 107, 107, 0.5); color: #ffd1d1; font-size: 0.78rem; }
.sim-alert.show { display: inline-flex; animation: fadeIn 0.3s; }
.sim-alert i { width: 8px; height: 8px; border-radius: 50%; background: var(--danger); box-shadow: 0 0 10px var(--danger); animation: blink 1s infinite; }
@keyframes blink { 50% { opacity: 0.3; } }
.sim-panel { border-left: 1px solid var(--line); padding: 18px; display: flex; flex-direction: column; gap: 16px; background: rgba(255, 255, 255, 0.02); }
.sim-panel h4 { margin: 0; font-size: 0.78rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted-2); }
.sim-plans { display: grid; grid-template-columns: 1fr 1fr; gap: 6px; }
.sim-plans button { padding: 10px; text-align: left; line-height: 1.3; }
.sim-plans button small { display: block; color: var(--muted-2); font-size: 0.68rem; }
.sim-stage { display: flex; justify-content: space-between; font-size: 0.85rem; }
.sim-stage b { font-family: var(--font-head); font-weight: 500; color: var(--cyan-2); }
input[type="range"].sim-range { width: 100%; accent-color: var(--cyan); }
.sim-toggles { display: grid; gap: 8px; }
.toggle { display: flex; align-items: center; justify-content: space-between; gap: 10px; font-size: 0.85rem; cursor: pointer; padding: 8px 10px; border-radius: 10px; border: 1px solid var(--line); background: var(--surface); }
.toggle input { appearance: none; width: 36px; height: 20px; border-radius: 999px; background: #2b3650; position: relative; cursor: pointer; transition: 0.2s; flex: none; }
.toggle input::after { content: ""; position: absolute; top: 2px; left: 2px; width: 16px; height: 16px; border-radius: 50%; background: #fff; transition: 0.2s; }
.toggle input:checked { background: var(--cyan); }
.toggle input:checked::after { left: 18px; }
.sim-readout { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.sim-readout div { padding: 10px; border-radius: 10px; background: var(--surface); border: 1px solid var(--line); }
.sim-readout span { display: block; font-size: 0.68rem; color: var(--muted-2); letter-spacing: 0.06em; text-transform: uppercase; }
.sim-readout b { font-family: var(--font-head); font-size: 1.15rem; font-weight: 500; }
.sim-actions { display: flex; gap: 8px; margin-top: auto; }
.sim-actions .btn { flex: 1; }
.sim-foot { padding: 10px 16px; border-top: 1px solid var(--line); font-size: 0.72rem; color: var(--muted-2); }
.sim-toast { position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%) scale(0.96); padding: 16px 20px; border-radius: 14px; background: rgba(8, 16, 32, 0.95); border: 1px solid var(--cyan); color: #fff; font-size: 0.9rem; max-width: 320px; text-align: center; opacity: 0; pointer-events: none; transition: 0.25s; box-shadow: var(--glow); }
.sim-toast.show { opacity: 1; transform: translate(-50%, -50%) scale(1); }
@media (max-width: 560px) { .sim-mini .sim-hud { display: none; } .sim-mini .mini-badge { max-width: 70%; } }
@media (max-width: 900px) {
  .sim-body { grid-template-columns: 1fr; }
  .sim-panel { border-left: 0; border-top: 1px solid var(--line); }
  .sim-canvas svg { min-height: 320px; }
  .sim-views { top: auto; bottom: 14px; }
  .sim-alert { bottom: auto; top: 96px; max-width: calc(100% - 32px); }
  .sim-hud { font-size: 0.66rem; }
  .sim-bar .muted { display: none; }
}

/* --------------------------------------------------------------------------
   Tablas
   -------------------------------------------------------------------------- */
.table-wrap { overflow-x: auto; border-radius: var(--radius); border: 1px solid var(--line); background: var(--surface); }
table { width: 100%; border-collapse: collapse; font-size: 0.9rem; min-width: 720px; }
th, td { padding: 14px 16px; text-align: left; border-bottom: 1px solid var(--line); vertical-align: top; }
th { font-size: 0.72rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted-2); font-weight: 600; background: rgba(255, 255, 255, 0.03); position: sticky; top: 0; }
tbody tr:last-child td { border-bottom: 0; }
tbody tr:hover td { background: rgba(34, 199, 242, 0.04); }
td b { color: #fff; font-weight: 600; }
.table-wrap.compact table { min-width: 0; }

/* --------------------------------------------------------------------------
   Acordeón / FAQ
   -------------------------------------------------------------------------- */
.acc { display: grid; gap: 10px; }
.acc-item { border: 1px solid var(--line); border-radius: var(--radius-sm); background: var(--surface); overflow: hidden; transition: border-color 0.3s; }
.acc-item.open { border-color: rgba(34, 199, 242, 0.4); }
.acc-btn { width: 100%; display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 18px 20px; background: none; border: 0; text-align: left; cursor: pointer; font-weight: 600; font-size: 1rem; color: var(--text); }
.acc-btn i { flex: none; width: 28px; height: 28px; border-radius: 50%; border: 1px solid var(--line-2); display: grid; place-items: center; transition: 0.3s; position: relative; }
.acc-btn i::before, .acc-btn i::after { content: ""; position: absolute; background: var(--cyan-2); width: 12px; height: 2px; border-radius: 2px; transition: 0.3s; }
.acc-btn i::after { transform: rotate(90deg); }
.acc-item.open .acc-btn i { transform: rotate(45deg); border-color: var(--cyan); background: rgba(34, 199, 242, 0.15); }
.acc-body { max-height: 0; overflow: hidden; transition: max-height 0.4s ease; }
.acc-body > div { padding: 0 20px 20px; color: var(--muted); font-size: 0.95rem; }
.acc-body p:last-child { margin: 0; }

/* --------------------------------------------------------------------------
   Pasos / incorporación
   -------------------------------------------------------------------------- */
.steps { counter-reset: s; display: grid; gap: 14px; }
.step { position: relative; display: grid; grid-template-columns: 56px 1fr; gap: 18px; padding: 20px 22px; border-radius: var(--radius); background: var(--surface); border: 1px solid var(--line); transition: 0.3s; }
.step:hover { border-color: rgba(34, 199, 242, 0.4); background: var(--surface-2); }
.step::before { counter-increment: s; content: counter(s, decimal-leading-zero); font-family: var(--font-head); font-size: 1.6rem; font-weight: 200; color: var(--cyan); line-height: 1; }
.step h4 { margin: 0 0 6px; }
.step p { margin: 0; color: var(--muted); font-size: 0.95rem; }
.step .who { margin-top: 10px; font-size: 0.75rem; color: var(--muted-2); letter-spacing: 0.06em; text-transform: uppercase; }

/* --------------------------------------------------------------------------
   Antes / después
   -------------------------------------------------------------------------- */
.ba { position: relative; border-radius: var(--radius); overflow: hidden; border: 1px solid var(--line-2); aspect-ratio: 2 / 1; user-select: none; background: #000; }
.ba img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.ba .after { clip-path: inset(0 0 0 var(--x, 50%)); }
.ba input { position: absolute; inset: 0; width: 100%; height: 100%; opacity: 0; cursor: ew-resize; margin: 0; z-index: 3; }
.ba .handle { position: absolute; top: 0; bottom: 0; left: var(--x, 50%); width: 2px; background: #fff; box-shadow: 0 0 12px rgba(0, 0, 0, 0.6); z-index: 2; pointer-events: none; }
.ba .handle::after { content: "⟷"; position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%); width: 42px; height: 42px; border-radius: 50%; background: #fff; color: #03111c; display: grid; place-items: center; font-size: 1.1rem; font-weight: 700; }
.ba .lbl { position: absolute; top: 12px; padding: 5px 10px; border-radius: 6px; background: rgba(5, 10, 20, 0.7); font-size: 0.72rem; letter-spacing: 0.1em; text-transform: uppercase; z-index: 2; }
.ba .lbl.l { left: 12px; } .ba .lbl.r { right: 12px; }

/* --------------------------------------------------------------------------
   Formularios
   -------------------------------------------------------------------------- */
.form { display: grid; gap: 16px; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 640px) { .form-grid { grid-template-columns: 1fr; } }
.field { display: grid; gap: 6px; }
.field label { font-size: 0.82rem; color: var(--muted); font-weight: 500; }
.field label .req { color: var(--cyan-2); }
.field input, .field select, .field textarea {
  width: 100%; padding: 13px 14px; border-radius: 12px; border: 1px solid var(--line-2); background: rgba(5, 10, 20, 0.6);
  color: var(--text); font: inherit; font-size: 0.95rem; outline: none; transition: border-color 0.2s, box-shadow 0.2s;
}
.field select { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%23a4b3c9' stroke-width='2'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 14px center; padding-right: 40px; }
.field select option { background: #0c1628; }
.field input:focus, .field select:focus, .field textarea:focus { border-color: var(--cyan); box-shadow: 0 0 0 4px rgba(34, 199, 242, 0.15); }
.field textarea { min-height: 120px; resize: vertical; }
.field .help { font-size: 0.75rem; color: var(--muted-2); }
.field.invalid input, .field.invalid select { border-color: var(--danger); }
.check { display: flex; gap: 12px; align-items: flex-start; font-size: 0.85rem; color: var(--muted); cursor: pointer; }
.check input { width: 18px; height: 18px; margin-top: 2px; accent-color: var(--cyan); flex: none; }
.radio-cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 10px; }
.radio-cards label { position: relative; display: block; padding: 14px; border-radius: 12px; border: 1px solid var(--line-2); background: rgba(5, 10, 20, 0.5); cursor: pointer; font-size: 0.88rem; transition: 0.2s; }
.radio-cards label:hover { border-color: var(--line-2); background: var(--surface-2); }
.radio-cards input { position: absolute; opacity: 0; inset: 0; }
.radio-cards label:has(input:checked) { border-color: var(--cyan); background: rgba(34, 199, 242, 0.12); color: #fff; }
.radio-cards small { display: block; color: var(--muted-2); font-size: 0.74rem; margin-top: 2px; }
.form-steps { display: flex; gap: 8px; margin-bottom: 8px; }
.form-steps span { flex: 1; height: 4px; border-radius: 2px; background: var(--surface-3); transition: 0.4s; }
.form-steps span.on { background: var(--cyan); box-shadow: 0 0 10px var(--cyan); }
.form-status { display: none; padding: 14px 16px; border-radius: 12px; font-size: 0.9rem; }
.form-status.show { display: block; }
.form-status.err { background: rgba(255, 107, 107, 0.12); border: 1px solid rgba(255, 107, 107, 0.4); color: #ffd1d1; }
.form-status.ok { background: rgba(61, 220, 151, 0.12); border: 1px solid rgba(61, 220, 151, 0.4); color: #d2fbe8; }
.hp { position: absolute; left: -9999px; opacity: 0; height: 0; width: 0; }

/* --------------------------------------------------------------------------
   CTA banda
   -------------------------------------------------------------------------- */
.cta-band { position: relative; border-radius: 28px; padding: clamp(36px, 6vw, 72px); overflow: hidden; border: 1px solid rgba(34, 199, 242, 0.35); background: linear-gradient(135deg, rgba(34, 199, 242, 0.16), rgba(8, 16, 32, 0.9) 50%, rgba(14, 127, 201, 0.18)); text-align: center; }
.cta-band::before { content: ""; position: absolute; inset: 0; background: radial-gradient(500px 240px at 50% 0%, rgba(34, 199, 242, 0.25), transparent 70%); pointer-events: none; }
.cta-band h2 { margin-bottom: 14px; }
.cta-band .lead { margin: 0 auto 28px; }
.cta-band .btn-row { justify-content: center; }
.cta-band .orb { position: absolute; width: 320px; height: 320px; border-radius: 50%; border: 1px solid rgba(34, 199, 242, 0.25); pointer-events: none; animation: spin 30s linear infinite; }
.cta-band .orb.a { left: -120px; bottom: -160px; } .cta-band .orb.b { right: -140px; top: -180px; animation-direction: reverse; }
.cta-band .orb::after { content: ""; position: absolute; top: -4px; left: 50%; width: 8px; height: 8px; border-radius: 50%; background: var(--cyan); box-shadow: 0 0 14px var(--cyan); }
@keyframes spin { to { transform: rotate(360deg); } }

/* --------------------------------------------------------------------------
   Footer
   -------------------------------------------------------------------------- */
.footer { border-top: 1px solid var(--line); padding: 56px 0 28px; background: linear-gradient(180deg, transparent, rgba(0, 0, 0, 0.35)); font-size: 0.9rem; }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1.2fr; gap: 32px; margin-bottom: 40px; }
@media (max-width: 900px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .footer-grid { grid-template-columns: 1fr; } }
.footer h5 { font-size: 0.72rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--muted-2); margin: 0 0 14px; }
.footer ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.footer a { color: var(--muted); }
.footer a:hover { color: #fff; }
.footer .brand img { height: 28px; }
.footer-legal { border-top: 1px solid var(--line); padding-top: 22px; display: flex; flex-wrap: wrap; gap: 12px 24px; justify-content: space-between; font-size: 0.76rem; color: var(--muted-2); }
.footer-legal p { margin: 0; max-width: 72ch; }

/* --------------------------------------------------------------------------
   WhatsApp flotante
   -------------------------------------------------------------------------- */
.wa-float { position: fixed; right: 18px; bottom: 18px; z-index: 40; display: inline-flex; align-items: center; gap: 10px; padding: 12px 16px 12px 12px; border-radius: 999px; background: var(--wa); color: #04210f; font-weight: 700; font-size: 0.88rem; box-shadow: 0 10px 30px -8px rgba(37, 211, 102, 0.7); transition: transform 0.2s; }
.wa-float:hover { transform: translateY(-2px); color: #000; }
.wa-float svg { width: 24px; height: 24px; }
@media (max-width: 560px) { .wa-float span { display: none; } .wa-float { padding: 12px; } }

/* --------------------------------------------------------------------------
   Animaciones de aparición
   -------------------------------------------------------------------------- */
.reveal { opacity: 0; transform: translateY(22px); transition: opacity 0.7s cubic-bezier(0.2, 0.8, 0.2, 1), transform 0.7s cubic-bezier(0.2, 0.8, 0.2, 1); }
.reveal.in { opacity: 1; transform: none; }
.reveal[data-delay="1"] { transition-delay: 0.1s; } .reveal[data-delay="2"] { transition-delay: 0.2s; } .reveal[data-delay="3"] { transition-delay: 0.3s; } .reveal[data-delay="4"] { transition-delay: 0.4s; }
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
  .reveal { opacity: 1; transform: none; }
}

/* --------------------------------------------------------------------------
   Utilidades varias
   -------------------------------------------------------------------------- */
.logo-wall { display: flex; flex-wrap: wrap; gap: 14px 28px; align-items: center; }
.logo-wall span { font-family: var(--font-head); font-weight: 300; letter-spacing: 0.26em; text-transform: uppercase; color: var(--muted); font-size: 0.8rem; }
.tag-list { display: flex; flex-wrap: wrap; gap: 8px; }
.tag-list span { padding: 6px 11px; border-radius: 8px; background: var(--surface-2); border: 1px solid var(--line); font-size: 0.78rem; color: var(--muted); }
.feature-row { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(24px, 4vw, 56px); align-items: center; padding: clamp(28px, 4vw, 48px) 0; border-top: 1px solid var(--line); }
.feature-row:last-child { border-bottom: 1px solid var(--line); }
.feature-row.rev > :first-child { order: 2; }
.feature-row figure { margin: 0; border-radius: var(--radius); overflow: hidden; border: 1px solid var(--line-2); background: #0b1526; box-shadow: var(--shadow); position: relative; }
.feature-row figure img { width: 100%; aspect-ratio: 16 / 10; object-fit: cover; transition: transform 0.6s ease; }
.feature-row figure:hover img { transform: scale(1.03); }
.feature-row figcaption { position: absolute; left: 12px; bottom: 12px; padding: 5px 10px; border-radius: 6px; background: rgba(5, 10, 20, 0.75); font-size: 0.7rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted); }
.feature-row ul { margin: 14px 0 0; padding-left: 18px; color: var(--muted); }
.feature-row li { margin-bottom: 6px; }
@media (max-width: 760px) { .feature-row { grid-template-columns: 1fr; } .feature-row.rev > :first-child { order: 0; } }
.img-frame { border-radius: var(--radius); overflow: hidden; border: 1px solid var(--line-2); box-shadow: var(--shadow); background: #0b1526; }
.img-frame img { width: 100%; height: 100%; object-fit: cover; }
.img-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
@media (max-width: 640px) { .img-grid { grid-template-columns: 1fr 1fr; } }
.img-grid .img-frame { aspect-ratio: 1; }
.img-grid figcaption { font-size: 0.74rem; color: var(--muted-2); margin-top: 6px; text-align: center; }
.kbd-list { display: grid; gap: 10px; }
.kbd-list div { display: grid; grid-template-columns: 24px 1fr; gap: 12px; align-items: start; color: var(--muted); font-size: 0.95rem; }
.kbd-list div::before { content: "✓"; width: 24px; height: 24px; border-radius: 50%; display: grid; place-items: center; background: rgba(61, 220, 151, 0.15); color: var(--ok); font-size: 0.8rem; font-weight: 700; margin-top: 2px; }
.prose { color: var(--muted); }
.prose h2, .prose h3 { color: var(--text); margin-top: 1.6em; }
.prose ul { padding-left: 20px; }
.prose li { margin-bottom: 6px; }
.resource { display: grid; grid-template-columns: 44px 1fr auto; gap: 16px; align-items: center; padding: 16px 18px; border-radius: var(--radius-sm); border: 1px solid var(--line); background: var(--surface); transition: 0.25s; color: var(--text); }
.resource:hover { border-color: rgba(34, 199, 242, 0.5); background: var(--surface-2); transform: translateX(4px); color: var(--text); }
.resource .ic { width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center; background: rgba(34, 199, 242, 0.12); color: var(--cyan-2); }
.resource .ic svg { width: 20px; height: 20px; }
.resource b { display: block; font-weight: 600; }
.resource small { color: var(--muted-2); font-size: 0.8rem; }
.resource .ext { font-size: 0.72rem; color: var(--muted-2); letter-spacing: 0.08em; text-transform: uppercase; }
@media (max-width: 560px) { .resource { grid-template-columns: 44px 1fr; } .resource .ext { display: none; } }
.empty { padding: 36px; text-align: center; border-radius: var(--radius); border: 1px dashed var(--line-2); color: var(--muted); }
.course { display: grid; grid-template-columns: 90px 1fr auto; gap: 18px; align-items: center; padding: 18px 20px; border-radius: var(--radius); border: 1px solid var(--line); background: var(--surface); }
.course .date { text-align: center; font-family: var(--font-head); }
.course .date b { display: block; font-size: 1.8rem; font-weight: 300; line-height: 1; color: var(--cyan-2); }
.course .date span { font-size: 0.72rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted-2); }
.course .meta { font-size: 0.8rem; color: var(--muted-2); }
@media (max-width: 640px) { .course { grid-template-columns: 70px 1fr; } .course .btn { grid-column: 1 / -1; } }
.contact-card { display: grid; gap: 14px; }
.contact-card .big { font-family: var(--font-head); font-size: 1.5rem; font-weight: 400; color: #fff; }