/* Pliegue · página de descarga. Mismos colores y tipografía que la app (ui/theme.py). */
@font-face { font-family: "Plus Jakarta Sans"; src: url("fonts/PlusJakartaSans-Regular.woff2") format("woff2"); font-weight: 400; font-display: swap; }
@font-face { font-family: "Plus Jakarta Sans"; src: url("fonts/PlusJakartaSans-SemiBold.woff2") format("woff2"); font-weight: 600; font-display: swap; }
@font-face { font-family: "Plus Jakarta Sans"; src: url("fonts/PlusJakartaSans-Bold.woff2") format("woff2"); font-weight: 700; font-display: swap; }

:root {
  --bg: #FFFFFF; --bg-alt: #F7F7FB; --surface: #FFFFFF; --border: #EEEEF3; --border-strong: #DEDFE8;
  --text: #1F2133; --text-2: #666A7E; --muted: #6F7385; --accent: #E5484D; --accent-soft: #FDECEC;
  --btn: #D33A3F; --btn-hover: #C23338; --on-btn: #FFFFFF; --focus: #C23338; --link: #C23338;
  --shadow: 0 1px 2px rgba(31,33,51,.06), 0 8px 24px rgba(31,33,51,.08);
  --ss-bg: #0F6CBD; --ss-text: #FFFFFF; --topbar: rgba(255,255,255,.92); --tile: #F1F1F7;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #16171D; --bg-alt: #1D1F27; --surface: #1D1F27; --border: #2A2D39; --border-strong: #353948;
    --text: #ECEDF2; --text-2: #A3A7B7; --muted: #A3A7B7; --accent: #EF5B60; --accent-soft: #3A2328;
    --btn: #C9373C; --btn-hover: #BC3237; --on-btn: #FFFFFF; --focus: #F47A7E; --link: #F47A7E;
    --shadow: 0 1px 2px rgba(0,0,0,.4), 0 8px 24px rgba(0,0,0,.35); --topbar: rgba(22,23,29,.92); --tile: #262935;
  }
}
:root[data-theme="dark"] {
  --bg: #16171D; --bg-alt: #1D1F27; --surface: #1D1F27; --border: #2A2D39; --border-strong: #353948;
  --text: #ECEDF2; --text-2: #A3A7B7; --muted: #A3A7B7; --accent: #EF5B60; --accent-soft: #3A2328;
  --btn: #C9373C; --btn-hover: #BC3237; --on-btn: #FFFFFF; --focus: #F47A7E; --link: #F47A7E;
  --shadow: 0 1px 2px rgba(0,0,0,.4), 0 8px 24px rgba(0,0,0,.35); --topbar: rgba(22,23,29,.92); --tile: #262935;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } * { transition: none !important; } }
body {
  margin: 0; background: var(--bg); color: var(--text);
  font: 400 17px/1.6 "Plus Jakarta Sans", "Segoe UI", system-ui, sans-serif;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--link); text-underline-offset: 3px; }
:focus-visible { outline: 3px solid var(--focus); outline-offset: 3px; border-radius: 6px; }
.wrap { max-width: 1140px; margin: 0 auto; padding: 0 16px; }
.narrow { max-width: 780px; }
.skip { position: absolute; left: -999px; top: 8px; background: var(--btn); color: var(--on-btn); padding: 8px 14px; border-radius: 8px; z-index: 10; }
.skip:focus { left: 8px; }
h1, h2, h3 { line-height: 1.2; letter-spacing: -0.01em; }
h1 { font-size: clamp(2rem, 4.6vw, 3.2rem); margin: 18px 0 14px; font-weight: 700; }
h2 { font-size: clamp(1.55rem, 3vw, 2.1rem); margin: 0 0 12px; font-weight: 700; }
h3 { font-size: 1.05rem; margin: 0 0 12px; font-weight: 600; }

/* barra superior */
.topbar { position: sticky; top: 0; z-index: 5; background: var(--topbar);
  backdrop-filter: saturate(1.4) blur(10px); border-bottom: 1px solid var(--border); }
.topbar-row { display: flex; align-items: center; gap: 20px; min-height: 64px; }
.brand img { width: 132px; height: auto; }
.logo-dark { display: none; }
:root[data-theme="dark"] .logo-light { display: none; }
:root[data-theme="dark"] .logo-dark { display: block; }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .logo-light { display: none; }
  :root:not([data-theme="light"]) .logo-dark { display: block; }
}
.topbar nav { display: flex; gap: 22px; margin-left: auto; }
.topbar nav a { color: var(--text-2); text-decoration: none; font-weight: 600; font-size: .95rem; }
.topbar nav a:hover { color: var(--text); }
.controls { display: flex; align-items: center; gap: 10px; }
.lang { color: var(--text); font-weight: 600; font-size: .9rem; text-decoration: none; padding: 7px 12px;
  border: 1px solid var(--border-strong); border-radius: 10px; }
.lang:hover { background: var(--bg-alt); }
.theme-toggle { width: 38px; height: 38px; display: grid; place-items: center; border-radius: 10px;
  border: 1px solid var(--border-strong); background: transparent; color: var(--text); cursor: pointer; }
.theme-toggle:hover { background: var(--bg-alt); }
.theme-toggle svg { width: 19px; height: 19px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.i-moon { display: none; }
:root[data-theme="dark"] .i-sun { display: none; }
:root[data-theme="dark"] .i-moon { display: block; }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .i-sun { display: none; }
  :root:not([data-theme="light"]) .i-moon { display: block; }
}

/* portada */
.hero { padding: 56px 0 48px; background: radial-gradient(ellipse at 15% 0%, var(--accent-soft), transparent 60%); }
.hero-grid { display: grid; grid-template-columns: 1fr 1.15fr; gap: 48px; align-items: center; }
.hero-icon { width: 76px; height: 76px; border-radius: 18px; }
.lead { font-size: 1.15rem; color: var(--text-2); margin: 0 0 26px; max-width: 34em; }
.btn-download { display: inline-flex; align-items: center; gap: 10px; background: var(--btn); color: var(--on-btn);
  text-decoration: none; font-weight: 700; font-size: 1.1rem; padding: 16px 28px; border-radius: 14px;
  box-shadow: 0 6px 18px color-mix(in srgb, var(--btn) 35%, transparent); transition: background .15s, transform .15s; }
.btn-download:hover { background: var(--btn-hover); transform: translateY(-1px); }
.btn-download svg { width: 22px; height: 22px; fill: none; stroke: currentColor; stroke-width: 2.2; stroke-linecap: round; stroke-linejoin: round; }
.meta { color: var(--text-2); margin: 14px 0 4px; font-size: .95rem; }
.formerly { display: inline-block; font-size: .78rem; font-weight: 600; color: var(--text-2);
  border: 1px solid var(--border-strong); border-radius: 999px; padding: 1px 9px; margin-left: 6px; }
.badges { color: var(--muted); font-size: .9rem; margin: 0; font-weight: 600; }
.hero-shot { border-radius: 14px; box-shadow: var(--shadow); border: 1px solid var(--border); }

/* secciones */
.section { padding: 72px 0; }
.section.alt { background: var(--bg-alt); }
.section-sub { color: var(--text-2); margin: 0 0 30px; }

/* política de privacidad */
.legal { padding-top: 40px; }
.legal h1 { font-size: clamp(1.8rem, 4vw, 2.5rem); }
.legal h2 { font-size: 1.3rem; margin: 34px 0 8px; }
.legal p { margin: 0 0 12px; }
.legal .updated { color: var(--muted); font-size: .92rem; margin-bottom: 22px; }
.legal a { overflow-wrap: anywhere; }
.shots { display: grid; grid-template-columns: repeat(2, 1fr); gap: 26px; margin-top: 26px; }
.shot { margin: 0; }
.shot img { border-radius: 12px; border: 1px solid var(--border); box-shadow: var(--shadow); }
.shot figcaption { color: var(--text-2); font-size: .92rem; margin-top: 10px; }

.categories { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 20px; }
.category { background: var(--surface); border: 1px solid var(--border); border-radius: 16px; padding: 20px; }
.dot { display: inline-block; width: 9px; height: 9px; border-radius: 50%; background: var(--c); margin-right: 9px; vertical-align: middle; }
.tools { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.tool { display: flex; align-items: center; gap: 12px; font-weight: 500; }
.tool-icon { width: 38px; height: 38px; flex: none; display: grid; place-items: center; border-radius: 10px;
  color: var(--c); background: var(--tile); background: color-mix(in srgb, var(--c) 13%, transparent); }
.tool-icon svg { width: 20px; height: 20px; }

.privacy { display: grid; grid-template-columns: auto 1fr; gap: 32px; align-items: start; max-width: 900px; }
.privacy-icon { width: 84px; height: 84px; border-radius: 22px; display: grid; place-items: center; background: var(--accent-soft); color: var(--accent); }
.privacy-icon svg { width: 40px; height: 40px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.privacy p { color: var(--text-2); }
.checks { list-style: none; padding: 0; margin: 18px 0 0; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px 24px; }
.checks li { padding-left: 28px; position: relative; font-weight: 600; }
.checks li::before { content: ""; position: absolute; left: 0; top: .38em; width: 16px; height: 9px;
  border-left: 3px solid #2B8A4E; border-bottom: 3px solid #2B8A4E; transform: rotate(-45deg); }

.install-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: start; }
.steps { padding-left: 1.3em; display: grid; gap: 10px; }
.note { color: var(--text-2); font-size: .95rem; background: var(--surface); border: 1px solid var(--border);
  border-left: 4px solid var(--accent); border-radius: 10px; padding: 14px 16px; }
.sha { font-size: .85rem; color: var(--text-2); word-break: break-all; }
.sha code { font-size: .8rem; }

/* ilustración del aviso de SmartScreen (no es una captura real) */
.smartscreen { margin: 0; }
.ss-window { background: var(--ss-bg); color: var(--ss-text); font-family: "Segoe UI", system-ui, sans-serif;
  padding: 26px 26px 18px; border-radius: 6px; box-shadow: var(--shadow); font-size: .92rem; }
.ss-title { font-size: 1.45rem; font-weight: 600; margin: 0 0 12px; }
.ss-body { margin: 0 0 10px; opacity: .95; }
.ss-link { margin: 0 0 14px; text-decoration: underline; }
.ss-detail { margin: 0 0 18px; opacity: .9; }
.ss-buttons { display: flex; gap: 10px; justify-content: flex-end; }
.ss-buttons span { border: 2px solid rgba(255,255,255,.85); padding: 6px 16px; }
.ss-mark { outline: 3px dashed #FFD34D; outline-offset: 3px; }
.smartscreen figcaption { display: flex; justify-content: space-between; gap: 12px; color: var(--text-2);
  font-size: .9rem; margin-top: 12px; font-weight: 600; flex-wrap: wrap; }

.faq details { border-bottom: 1px solid var(--border); padding: 4px 0; }
.faq summary { cursor: pointer; font-weight: 600; padding: 14px 0; list-style-position: outside; }
.faq p { color: var(--text-2); margin: 0 0 16px; }

.footer { border-top: 1px solid var(--border); padding: 32px 0 40px; color: var(--text-2); font-size: .92rem; }
.footer-row { display: grid; gap: 10px; }
.footer nav { display: flex; flex-wrap: wrap; gap: 8px 22px; }
.footer p { margin: 0; }
.fine { color: var(--muted); font-size: .85rem; }

@media (max-width: 900px) {
  .hero-grid, .install-grid { grid-template-columns: 1fr; gap: 32px; }
  .topbar nav { display: none; }
  .controls { margin-left: auto; }
  .shots { grid-template-columns: 1fr; }
  .section { padding: 52px 0; }
}
@media (max-width: 560px) {
  body { font-size: 16px; }
  .categories { grid-template-columns: 1fr; }
  .privacy { grid-template-columns: 1fr; gap: 16px; }
  .checks { grid-template-columns: 1fr; }
  .btn-download { width: 100%; justify-content: center; }
  .smartscreen figcaption { flex-direction: column; }
}