/* RupnarDev — portada con las apps. Identidad del kit de marca (brand/): base clara, tinta y verde commit solo como acento. Sin dependencias externas. */
@font-face { font-family: "IBM Plex Mono"; src: url("../fonts/IBMPlexMono-Regular.ttf") format("truetype"); font-weight: 400; font-display: swap; }
@font-face { font-family: "IBM Plex Mono"; src: url("../fonts/IBMPlexMono-Bold.ttf") format("truetype"); font-weight: 700; font-display: swap; }

:root {
  /* Paleta de marca */
  --rd-tinta: #0F1A2B;
  --rd-verde-commit: #0E9F6E;
  --rd-verde-commit-claro: #4ADE9F;
  --rd-blanco-roto: #F7F8FA;
  --rd-gris: #4A5568;
  --rd-gris-claro: #A9B4C4;
  --rd-mono: "IBM Plex Mono", ui-monospace, "Cascadia Mono", Consolas, monospace;
  --rd-sans: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;

  /* Tema claro (el logo en color) */
  --bg: var(--rd-blanco-roto);
  --surface: #ffffff;
  --border: #e2e5ea;
  --line: rgba(15, 26, 43, .045);
  --text: var(--rd-tinta);
  --text-2: var(--rd-gris);
  --node: var(--rd-verde-commit);
  --accent: #0a7a54;          /* verde commit oscurecido para texto legible sobre claro */
  --btn-bg: var(--rd-tinta);
  --btn-fg: #ffffff;
  --focus: var(--rd-verde-commit);
  --radius: 16px;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    /* Tema oscuro (el logo inverso) sobre grafito neutro */
    --bg: #121417;
    --surface: #1a1d22;
    --border: #2b2f36;
    --line: rgba(255, 255, 255, .035);
    --text: #f2f3f5;
    --text-2: #b4b9c2;
    --node: var(--rd-verde-commit-claro);
    --accent: var(--rd-verde-commit-claro);
    --btn-bg: #f2f3f5;
    --btn-fg: #121417;
    --focus: var(--rd-verde-commit-claro);
    color-scheme: dark;
  }
}

* { 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(--bg);
  color: var(--text);
  font: 17px/1.6 var(--rd-sans);
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--accent); text-underline-offset: 3px; }
a:focus-visible, button:focus-visible { outline: 3px solid var(--focus); outline-offset: 3px; border-radius: 6px; }
.wrap { width: min(1080px, 100% - 32px); margin-inline: auto; }
.skip { position: absolute; left: -999px; top: 8px; background: var(--surface); color: var(--text); padding: 8px 14px; border-radius: 8px; z-index: 10; }
.skip:focus { left: 8px; }

/* Logo según el tema: color sobre claro, inverso sobre oscuro */
.theme-dark { display: none; }
@media (prefers-color-scheme: dark) { .theme-light { display: none; } .theme-dark { display: block; } }

/* ---------- Cabecera ---------- */
.top { padding: 22px 0; }
.top .wrap { display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.logo { display: inline-flex; }
.logo img { height: 42px; width: auto; }
.top nav { display: flex; align-items: center; gap: 6px 22px; font: 700 .88rem/1 var(--rd-mono); }
.top nav > a { color: var(--text); text-decoration: none; }
.top nav > a:hover { color: var(--accent); }
.lang { display: flex; gap: 2px; }
.lang a, .lang span { padding: 8px 10px; border-radius: 6px; text-decoration: none; }
.lang a { color: var(--text-2); }
.lang a:hover { color: var(--text); }
.lang span { border: 1.5px solid var(--text); color: var(--text); }

/* ---------- Presentación ---------- */
.intro { padding: 64px 0 80px; position: relative; isolation: isolate; }
.intro::before { /* cuadrícula de fondo que se desvanece hacia abajo */
  content: ""; position: absolute; inset: 0; z-index: -1; pointer-events: none;
  background:
    linear-gradient(var(--line) 1px, transparent 1px) 0 0 / 32px 32px,
    linear-gradient(90deg, var(--line) 1px, transparent 1px) 0 0 / 32px 32px;
  -webkit-mask-image: linear-gradient(#000 50%, transparent);
          mask-image: linear-gradient(#000 50%, transparent);
}
.intro .wrap { display: grid; grid-template-columns: 1fr auto; gap: 48px; align-items: center; }
.kicker { font: 400 .95rem/1.4 var(--rd-mono); color: var(--text-2); margin: 0 0 20px; }
.kicker b { color: var(--accent); font-weight: 400; }
.intro h1 {
  font: 700 clamp(2rem, 5.4vw, 3.5rem)/1.12 var(--rd-mono);
  letter-spacing: -.035em; margin: 0 0 22px; max-width: 18ch;
}
.node { /* punto final como el nodo del logo */
  display: inline-block; width: .3em; height: .3em; margin-left: .06em;
  border-radius: 50%; background: var(--node); vertical-align: baseline;
}
.lead { font-size: 1.15rem; color: var(--text-2); max-width: 56ch; margin: 0; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 32px; }
.stats { display: flex; flex-wrap: wrap; gap: 10px 28px; list-style: none; padding: 0; margin: 40px 0 0; font: 400 .9rem/1.4 var(--rd-mono); color: var(--text-2); }
.stats strong { color: var(--text); font-weight: 700; font-size: 1.25rem; margin-right: 6px; }
.mark img { width: 220px; height: auto; }

/* Botones */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  min-height: 48px; padding: 0 22px; border-radius: 10px;
  font: 700 .95rem/1 var(--rd-mono); text-decoration: none;
  border: 1.5px solid transparent; transition: transform .15s ease, border-color .15s ease;
}
.btn svg { width: 20px; height: 20px; flex: none; }
.btn:hover { transform: translateY(-1px); }
@media (prefers-reduced-motion: reduce) { .btn { transition: none; } .btn:hover { transform: none; } }
.btn-ink { background: var(--btn-bg); color: var(--btn-fg); }
.btn-line { color: var(--text); border-color: var(--border); background: var(--surface); }
.btn-line:hover { border-color: var(--text-2); }
.btn-coffee { background: #ffdd00; color: #1b1b1b; }

/* ---------- Secciones ---------- */
.section { padding: 32px 0 40px; }
.label { font: 400 .9rem/1.4 var(--rd-mono); color: var(--text-2); margin: 0 0 8px; }
.label b { color: var(--accent); font-weight: 700; }
.section h2 { font: 700 clamp(1.5rem, 3.2vw, 2rem)/1.2 var(--rd-mono); letter-spacing: -.02em; margin: 0 0 28px; }

/* Apps */
.apps { display: grid; grid-template-columns: repeat(auto-fit, minmax(310px, 1fr)); gap: 24px; }
.app {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  display: flex; flex-direction: column;
  overflow: hidden;
}
.app-head { padding: 28px; display: flex; align-items: center; gap: 18px; }
.app-head img { width: 72px; height: 72px; border-radius: 18px; flex: none; box-shadow: 0 6px 18px rgba(0, 0, 0, .16); }
.app h3 { margin: 0; font: 700 1.45rem/1.2 var(--rd-mono); letter-spacing: -.02em; }
.app .kind { margin: 4px 0 0; font-size: .95rem; }
.app-body { padding: 24px 28px 28px; display: flex; flex-direction: column; gap: 18px; flex: 1; }
.app-body > p { margin: 0; color: var(--text-2); }
.chips { display: flex; flex-wrap: wrap; gap: 8px; list-style: none; padding: 0; margin: 0; }
.chips li { font: 400 .8rem/1 var(--rd-mono); padding: 7px 10px; border-radius: 6px; border: 1px solid var(--border); color: var(--text-2); }
.actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: auto; padding-top: 4px; align-items: center; }
.soon { font: 700 .8rem/1.3 var(--rd-mono); color: #6b3a04; background: #fcefd9; padding: 8px 12px; border-radius: 6px; }

/* Cada app conserva sus propios colores solo dentro de su tarjeta */
.app-iptv .app-head { background: radial-gradient(120% 120% at 100% 0%, #10294a 0%, #070b17 65%); color: #e8ecf7; }
.app-iptv .kind { color: #7ff0ff; }
.app-iptv .btn-main { background: #00e5ff; color: #04121c; }

.app-botiquin .app-head { background: #e3f1ee; color: #17211e; }
.app-botiquin .kind { color: #0b4f44; }
.app-botiquin .btn-main { background: #0b6e5f; color: #fff; }
@media (prefers-color-scheme: dark) {
  .app-botiquin .app-head { background: #133a33; color: #eef6f3; }
  .app-botiquin .kind { color: #9fdccd; }
}

/* Principios */
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 16px; }
.idea { background: var(--surface); border: 1px solid var(--border); border-radius: 14px; padding: 22px; }
.idea .num { display: block; font: 700 .85rem/1 var(--rd-mono); color: var(--accent); margin-bottom: 14px; }
.idea h3 { margin: 0 0 6px; font: 700 1.02rem/1.35 var(--rd-mono); letter-spacing: -.01em; }
.idea p { margin: 0; color: var(--text-2); font-size: .97rem; }

/* Apoyar y contacto */
.panel {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 36px; display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 24px 40px;
  position: relative; overflow: hidden;
}
.panel > div { flex: 1 1 380px; }
.panel h2 { margin: 0 0 10px; }
.panel p { margin: 0; color: var(--text-2); max-width: 60ch; }
.panel small { display: block; margin-top: 12px; color: var(--text-2); font-size: .85rem; }
.panel-cta { display: flex; flex-direction: column; align-items: flex-start; gap: 10px; }
.support { border-left: 4px solid var(--node); }
.contact { margin-top: 24px; }
.contact h2 { font-size: 1.3rem; }

/* Pie */
.foot { margin-top: 40px; border-top: 1px solid var(--border); padding: 32px 0 44px; color: var(--text-2); font-size: .92rem; }
.foot .wrap { display: flex; flex-wrap: wrap; gap: 20px 32px; justify-content: space-between; align-items: center; }
.foot-brand { display: flex; align-items: center; gap: 12px; }
.foot-brand img { width: 30px; height: auto; }
.foot-brand p { margin: 0; font-family: var(--rd-mono); font-size: .85rem; }
.foot nav { display: flex; flex-wrap: wrap; gap: 8px 20px; }

/* Página 404 */
.notfound { min-height: 100vh; display: grid; place-content: center; text-align: center; padding: 32px 16px; }
.notfound img { width: 96px; margin: 0 auto 28px; }
.notfound h1 { font: 700 4rem/1 var(--rd-mono); margin: 0 0 16px; letter-spacing: -.04em; }
.notfound p { color: var(--text-2); margin: 0; }
.notfound .hero-actions { justify-content: center; }

@media (max-width: 760px) {
  .intro .wrap { grid-template-columns: 1fr; }
  .mark { display: none; }
  .top nav > a { display: none; }
}
@media (max-width: 520px) {
  .top { padding: 18px 0; }
  .logo img { height: 34px; }
  .intro { padding: 36px 0 56px; }
  .app-head, .app-body { padding-inline: 22px; }
  .panel { padding: 26px 22px; }
  .actions .btn, .hero-actions .btn, .panel .btn { flex: 1 1 100%; width: 100%; }
  .panel-cta { width: 100%; }
}