/* FastTap Stream - estilos principales */

:root {
  --bg: #0e0b24;
  --bg-2: #130f33;
  --panel: #1a1550;
  --panel-2: #211b63;
  --line: #2f2878;
  --text: #eceaff;
  --muted: #a9a4d6;
  --blue: #2a7cf0;
  --blue-2: #5aa0ff;
  --red: #ff3340;
  --violet: #7a6bff;
  --radius: 16px;
  --font-display: 'Unbounded', 'Bahnschrift', 'Segoe UI', system-ui, sans-serif;
  --font-body: 'Figtree', 'Segoe UI', system-ui, -apple-system, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 84px; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.6;
  color: var(--text);
  background:
    radial-gradient(900px 520px at 88% -8%, rgba(122, 107, 255, .28), transparent 60%),
    radial-gradient(800px 520px at -6% 38%, rgba(42, 124, 240, .16), transparent 60%),
    var(--bg);
  background-attachment: fixed;
}
img, svg { max-width: 100%; height: auto; }
a { color: var(--blue-2); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: #fff; }
h1, h2, h3, h4 { margin: 0 0 .5em; font-family: var(--font-display); line-height: 1.15; letter-spacing: -.01em; }
p { margin: 0 0 1em; }
ul, ol { margin: 0; padding: 0; }
:focus-visible { outline: 3px solid var(--blue-2); outline-offset: 3px; border-radius: 6px; }

.screen-reader-text {
  position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0;
}
.skip-link { position: absolute; left: 12px; top: -60px; z-index: 100; padding: 10px 16px; background: var(--blue); color: #fff; border-radius: 8px; }
.skip-link:focus { top: 12px; }

.wrap { width: min(1180px, 100% - 40px); margin-inline: auto; }
.wrap--narrow { width: min(780px, 100% - 40px); }
.muted { color: var(--muted); }

/* ---------- Botones ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 14px 26px; border: 2px solid transparent; border-radius: 999px;
  font: 700 16px/1 var(--font-body); text-decoration: none; cursor: pointer;
  color: #fff; background: var(--blue);
  box-shadow: 0 0 0 0 rgba(42, 124, 240, .5), 0 10px 30px -10px rgba(42, 124, 240, .8);
  transition: transform .15s ease, box-shadow .2s ease, background .2s ease;
}
.btn:hover { color: #fff; background: #3b8bff; transform: translateY(-2px); box-shadow: 0 0 0 6px rgba(42, 124, 240, .18), 0 14px 34px -10px rgba(42, 124, 240, .9); }
.btn--ghost { background: transparent; color: var(--text); border-color: var(--line); box-shadow: none; }
.btn--ghost:hover { background: rgba(122, 107, 255, .14); border-color: var(--violet); box-shadow: none; }
.btn--sm { padding: 10px 18px; font-size: 14px; }

/* ---------- Cabecera ---------- */
.site-header { position: sticky; top: 0; z-index: 50; transition: background .25s ease, box-shadow .25s ease; }
.site-header.is-stuck { background: rgba(14, 11, 36, .86); backdrop-filter: blur(14px); box-shadow: 0 1px 0 var(--line); }
.site-header__bar { display: flex; align-items: center; gap: 24px; min-height: 72px; }
.brand { display: inline-flex; align-items: center; gap: 12px; color: var(--text); text-decoration: none; }
.brand:hover { color: #fff; }
.brand .fts-logo--mark { width: 46px; }
.brand__word { font: 800 21px/1 var(--font-display); letter-spacing: -.02em; }
.brand__word b { color: var(--red); font-weight: 800; }
.brand--custom img { max-height: 44px; width: auto; }
.site-nav { display: flex; align-items: center; gap: 22px; margin-left: auto; }
.site-nav .menu, .footer-menu { list-style: none; display: flex; gap: 22px; }
.site-nav a:not(.btn) { color: var(--muted); text-decoration: none; font-weight: 600; }
.site-nav a:not(.btn):hover { color: #fff; }
.nav-toggle { display: none; margin-left: auto; width: 44px; height: 44px; border: 1px solid var(--line); border-radius: 12px; background: transparent; cursor: pointer; }
.nav-toggle__bars, .nav-toggle__bars::before, .nav-toggle__bars::after { display: block; width: 20px; height: 2px; margin: 0 auto; background: var(--text); border-radius: 2px; content: ""; position: relative; }
.nav-toggle__bars::before { position: absolute; top: -6px; left: 0; }
.nav-toggle__bars::after { position: absolute; top: 6px; left: 0; }

/* ---------- Logo animado ---------- */
.fts-logo { display: block; width: 100%; }
.fts-logo__art { position: relative; display: block; width: 100%; aspect-ratio: 430 / 290; }
.fts-logo--mark .fts-logo__art { aspect-ratio: 430 / 190; overflow: hidden; }
.fts-logo__art img { position: absolute; left: 0; top: 0; width: 100%; height: auto; }
.fts-logo .lg-left, .fts-logo .lg-right, .fts-logo .lg-circle { transform-origin: 49.5% 31%; }
.fts-logo .lg-left { animation: fts-wave 1.6s ease-in-out infinite; }
.fts-logo .lg-right { animation: fts-wave 1.6s ease-in-out .8s infinite; }
.fts-logo .lg-circle { animation: fts-glow 2.4s ease-in-out infinite; }
.fts-logo__tap {
  display: flex; justify-content: center; gap: .3em; margin-top: -4px;
  font: italic 800 clamp(26px, 3vw, 34px)/1 var(--font-display); letter-spacing: .1em;
}
.fts-logo__tap span { display: inline-block; color: #2a7cf0; text-shadow: 0 0 12px rgba(42, 124, 240, .6); animation: fts-tap 1.6s ease-in-out infinite; }
.fts-logo__tap span:nth-child(2) { animation-delay: .18s; }
.fts-logo__tap span:nth-child(3) { animation-delay: .36s; color: #ff3340; text-shadow: 0 0 12px rgba(255, 51, 64, .6); }
@keyframes fts-wave { 0%, 100% { opacity: 1; transform: scale(1); } 50% { opacity: .3; transform: scale(1.05); } }
@keyframes fts-glow { 0%, 100% { filter: drop-shadow(0 0 2px rgba(30, 123, 255, .5)); } 50% { filter: drop-shadow(0 0 9px rgba(37, 244, 238, .8)); } }
@keyframes fts-tap { 0%, 55%, 100% { transform: translateY(0) scale(1); } 25% { transform: translateY(-8px) scale(1.14); } }

/* ---------- Portada ---------- */
.hero { position: relative; padding: clamp(36px, 7vw, 96px) 0 clamp(56px, 8vw, 110px); overflow: hidden; }
.hero::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background-image: linear-gradient(rgba(122, 107, 255, .09) 1px, transparent 1px), linear-gradient(90deg, rgba(122, 107, 255, .09) 1px, transparent 1px);
  background-size: 56px 56px;
  -webkit-mask-image: radial-gradient(70% 70% at 70% 35%, #000, transparent 75%);
          mask-image: radial-gradient(70% 70% at 70% 35%, #000, transparent 75%);
}
.hero__grid { position: relative; display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.08fr); gap: clamp(28px, 5vw, 70px); align-items: center; }
.badge { display: inline-flex; align-items: center; gap: 10px; margin-bottom: 22px; padding: 7px 16px; font-size: 14px; font-weight: 600; color: var(--text); background: rgba(122, 107, 255, .14); border: 1px solid var(--line); border-radius: 999px; }
.badge__dot { width: 8px; height: 8px; border-radius: 50%; background: var(--red); box-shadow: 0 0 10px var(--red); }
.hero__title { font-size: clamp(30px, 4.6vw, 56px); font-weight: 800; line-height: 1.08; letter-spacing: -.025em; margin-bottom: 22px; }
.hero__sub { max-width: 52ch; font-size: clamp(17px, 1.6vw, 19px); color: var(--muted); margin-bottom: 30px; }
.hero__actions { display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 18px; }
.hero__note { font-size: 14px; color: var(--muted); margin: 0; }

/* Demo animada: ventana de FastTap + celular */
.stage { position: relative; min-height: 440px; }
.demo-window {
  width: 92%; border: 1px solid var(--line); border-radius: 18px; overflow: hidden;
  background: linear-gradient(180deg, #17124a, #110d35);
  box-shadow: 0 40px 80px -30px rgba(0, 0, 0, .8), 0 0 60px -10px rgba(42, 124, 240, .35);
}
.demo-window__bar { display: flex; align-items: center; gap: 12px; padding: 10px 16px; background: rgba(255, 255, 255, .03); border-bottom: 1px solid var(--line); }
.demo-window__bar .fts-logo--mark { width: 34px; }
.demo-window__name { font: 800 15px/1 var(--font-display); }
.demo-window__live { margin-left: auto; display: inline-flex; align-items: center; gap: 8px; font-size: 13px; font-weight: 600; color: var(--blue-2); }
.demo-window__live i { width: 8px; height: 8px; border-radius: 50%; background: var(--red); animation: fts-blink 1.4s ease-in-out infinite; }
@keyframes fts-blink { 50% { opacity: .25; } }
.demo-window__body { padding: 16px; }
.demo-stats { list-style: none; display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; margin-bottom: 14px; }
.demo-stats li { padding: 10px 12px; background: rgba(255, 255, 255, .04); border: 1px solid var(--line); border-radius: 12px; font-size: 12px; color: var(--muted); line-height: 1.25; }
.demo-stats b { display: block; font: 800 22px/1.2 var(--font-display); color: var(--text); }
.demo-feed { list-style: none; display: flex; flex-direction: column; gap: 6px; min-height: 252px; }
.demo-feed li { display: flex; gap: 10px; align-items: baseline; padding: 8px 12px; font-size: 14px; border-left: 3px solid var(--line); border-radius: 8px; background: rgba(255, 255, 255, .025); animation: fts-in .35s ease-out both; }
.demo-feed li.is-gift { border-color: #ffd166; background: rgba(255, 209, 102, .08); }
.demo-feed li.is-follow { border-color: var(--red); }
.demo-feed li.is-chat { border-color: var(--blue-2); }
.demo-feed li.is-join { border-color: var(--line); color: var(--muted); }
.demo-feed b { font-weight: 700; }
@keyframes fts-in { from { opacity: 0; transform: translateY(-8px); } }

.demo-phone {
  position: absolute; right: 0; bottom: -26px; width: 36%; min-width: 150px; aspect-ratio: 9 / 18;
  padding: 7px; border-radius: 28px; background: #0a0820; border: 1px solid #3a3290;
  box-shadow: 0 30px 70px -20px rgba(0, 0, 0, .9), 0 0 50px -8px rgba(255, 51, 64, .3);
}
.demo-phone__screen { position: relative; height: 100%; overflow: hidden; border-radius: 22px; background: radial-gradient(120% 70% at 50% 0%, #3a2d9a, #1a1450 55%, #0e0b24); }
.demo-alert {
  position: absolute; left: 8%; right: 8%; top: 9%; padding: 10px 8px; text-align: center;
  font: 800 13px/1.25 var(--font-display); color: #fff; background: rgba(11, 10, 26, .85);
  border: 2px solid var(--blue-2); border-radius: 14px; box-shadow: 0 0 22px rgba(42, 124, 240, .7), 0 0 44px rgba(255, 51, 64, .3);
  opacity: 0;
}
.demo-alert.is-on { animation: fts-alert 2.4s ease-in-out both; }
@keyframes fts-alert { 0% { opacity: 0; transform: translateY(-18px) scale(.85); } 14%, 78% { opacity: 1; transform: none; } 100% { opacity: 0; transform: translateY(-10px) scale(.95); } }
.demo-chat { position: absolute; left: 7%; right: 7%; bottom: 6%; list-style: none; display: flex; flex-direction: column; gap: 5px; }
.demo-chat li { align-self: flex-start; max-width: 100%; padding: 4px 9px; font-size: 10.5px; line-height: 1.3; color: #fff; background: rgba(11, 10, 26, .75); border-left: 3px solid var(--blue-2); border-radius: 8px; animation: fts-in .3s ease-out both; }
.demo-chat b { margin-right: 5px; color: var(--blue-2); }

/* ---------- Secciones ---------- */
.section { padding: clamp(60px, 9vw, 112px) 0; }
.section--tint { background: linear-gradient(180deg, rgba(122, 107, 255, .07), rgba(42, 124, 240, .05)); border-block: 1px solid rgba(47, 40, 120, .6); }
.section-tight { padding-block: clamp(32px, 5vw, 64px) clamp(56px, 8vw, 96px); }
.section__head { max-width: 62ch; margin-bottom: 44px; }
.section__more { margin: 38px 0 0; }
.h2 { font-size: clamp(25px, 3.2vw, 38px); font-weight: 700; letter-spacing: -.02em; }

.features { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: clamp(32px, 6vw, 80px); align-items: start; }
.features__intro { position: sticky; top: 110px; }
.features__list { list-style: none; }
.feature { display: grid; grid-template-columns: 52px 1fr; gap: 20px; padding: 26px 0; border-top: 1px solid var(--line); }
.feature:last-child { border-bottom: 1px solid var(--line); }
.feature__icon { display: grid; place-items: center; width: 52px; height: 52px; border-radius: 14px; color: var(--blue-2); background: rgba(42, 124, 240, .12); border: 1px solid rgba(90, 160, 255, .3); }
.feature__title { font-size: 19px; font-weight: 700; margin-bottom: 6px; }
.feature p { margin: 0; color: var(--muted); max-width: 58ch; }

.steps { list-style: none; counter-reset: step; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 30px; margin-top: 44px; }
.step { position: relative; padding-top: 22px; border-top: 2px solid var(--line); counter-increment: step; }
.step::before { content: counter(step); position: absolute; top: -17px; left: 0; display: grid; place-items: center; width: 32px; height: 32px; font: 800 14px/1 var(--font-display); color: #fff; background: var(--blue); border-radius: 50%; box-shadow: 0 0 0 5px var(--bg-2); }
.step:last-child::before { background: var(--red); }
.step__title { font-size: 18px; font-weight: 700; margin-bottom: 6px; }
.step p { margin: 0; color: var(--muted); font-size: 16px; }

.plans { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; align-items: stretch; }
.plan { display: flex; flex-direction: column; gap: 18px; padding: 32px 28px; background: var(--panel); border: 1px solid var(--line); border-radius: 20px; }
.plan--featured {
  padding-block: 40px;
  background: linear-gradient(var(--panel-2), var(--panel-2)) padding-box, linear-gradient(135deg, var(--blue), var(--violet) 55%, var(--red)) border-box;
  border: 2px solid transparent; box-shadow: 0 30px 70px -30px rgba(122, 107, 255, .7);
}
.plan__name { font-size: 18px; font-weight: 700; margin: 0; }
.plan__price { margin: 0; color: var(--muted); }
.plan__price strong { font: 800 clamp(34px, 4vw, 46px)/1 var(--font-display); color: var(--text); }
.plan__list { list-style: none; display: grid; gap: 10px; flex: 1; margin-bottom: 8px; }
.plan__list li { position: relative; padding-left: 26px; color: var(--text); }
.plan__list li::before { content: ""; position: absolute; left: 2px; top: .55em; width: 12px; height: 6px; border-left: 2px solid var(--blue-2); border-bottom: 2px solid var(--blue-2); transform: rotate(-45deg); }
.plan .btn { width: 100%; }

.apps { display: grid; grid-template-columns: repeat(auto-fill, minmax(290px, 1fr)); gap: 22px; }
.app-card { display: grid; grid-template-columns: 84px 1fr; gap: 18px; padding: 22px; background: var(--panel); border: 1px solid var(--line); border-radius: 18px; }
.app-card__icon { display: grid; place-items: center; width: 84px; height: 84px; overflow: hidden; border-radius: 22px; background: linear-gradient(135deg, var(--blue), var(--violet) 60%, var(--red)); }
.app-card__icon img { width: 100%; height: 100%; object-fit: cover; }
.app-card__letter { font: 800 36px/1 var(--font-display); color: #fff; }
.app-card__title { font-size: 18px; font-weight: 700; margin-bottom: 6px; }
.app-card__title a { color: var(--text); text-decoration: none; }
.app-card__title a:hover { color: var(--blue-2); }
.app-card__text { margin: 0 0 10px; font-size: 15px; color: var(--muted); }
.app-card__meta { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; margin: 0 0 12px; font-size: 13px; color: var(--muted); }
.app-card__links { display: flex; flex-wrap: wrap; gap: 10px; margin: 0; }
.tag { padding: 3px 10px; font-size: 12px; font-weight: 700; color: #fff; background: rgba(255, 51, 64, .22); border: 1px solid rgba(255, 51, 64, .5); border-radius: 999px; }

.faq { display: grid; gap: 12px; margin-top: 30px; }
.faq__item { background: var(--panel); border: 1px solid var(--line); border-radius: 14px; }
.faq__item summary { position: relative; padding: 18px 56px 18px 22px; font-weight: 700; cursor: pointer; list-style: none; }
.faq__item summary::-webkit-details-marker { display: none; }
.faq__item summary::after { content: "+"; position: absolute; right: 22px; top: 50%; transform: translateY(-50%); font-size: 24px; color: var(--blue-2); transition: transform .2s ease; }
.faq__item[open] summary::after { transform: translateY(-50%) rotate(45deg); }
.faq__item p { margin: 0; padding: 0 22px 20px; color: var(--muted); }

.cta { padding: clamp(40px, 6vw, 72px) 0 clamp(60px, 8vw, 104px); }
.cta__box { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 26px; padding: clamp(28px, 5vw, 52px); background: linear-gradient(120deg, rgba(42, 124, 240, .28), rgba(122, 107, 255, .22) 55%, rgba(255, 51, 64, .24)); border: 1px solid var(--line); border-radius: 24px; }
.cta__box .h2 { margin-bottom: 6px; }
.cta__box p { margin: 0; }

/* ---------- Páginas interiores ---------- */
.page-head { padding: clamp(36px, 6vw, 72px) 0 clamp(8px, 2vw, 24px); }
.page-head h1 { font-size: clamp(28px, 4vw, 44px); font-weight: 800; letter-spacing: -.02em; margin-bottom: 10px; }
.posts { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 24px; }
.post-card { overflow: hidden; background: var(--panel); border: 1px solid var(--line); border-radius: 18px; }
.post-card__thumb img { display: block; width: 100%; aspect-ratio: 16 / 9; object-fit: cover; }
.post-card__body { padding: 20px 22px 24px; }
.post-card__date { margin: 0 0 6px; font-size: 13px; color: var(--muted); }
.post-card__title { font-size: 19px; font-weight: 700; }
.post-card__title a { color: var(--text); text-decoration: none; }
.post-card__title a:hover { color: var(--blue-2); }
.post-card__text { margin: 0; color: var(--muted); font-size: 15px; }
.pagination, .posts-navigation, .post-navigation { margin-top: 36px; }
.nav-links { display: flex; flex-wrap: wrap; gap: 8px; justify-content: space-between; }
.pagination .nav-links { justify-content: center; }
.page-numbers { padding: 8px 14px; color: var(--text); text-decoration: none; background: var(--panel); border: 1px solid var(--line); border-radius: 10px; }
.page-numbers.current, .page-numbers:hover { background: var(--blue); border-color: var(--blue); color: #fff; }

.entry-content { font-size: 18px; line-height: 1.75; }
.entry-content h2 { font-size: 26px; margin-top: 1.8em; }
.entry-content h3 { font-size: 21px; margin-top: 1.6em; }
.entry-content img { border-radius: 14px; }
.entry-content blockquote { margin: 1.6em 0; padding: 4px 22px; border-left: 4px solid var(--blue); color: var(--muted); }
.entry-content pre, .entry-content code { font-family: ui-monospace, Consolas, monospace; font-size: .92em; background: var(--panel); border-radius: 8px; }
.entry-content code { padding: 2px 6px; }
.entry-content pre { padding: 16px; overflow: auto; }
.entry-thumb { margin: 0 0 28px; }
.tags a { display: inline-block; margin: 0 6px 6px 0; padding: 4px 12px; font-size: 14px; text-decoration: none; background: var(--panel); border: 1px solid var(--line); border-radius: 999px; }

.app-head__grid { display: flex; align-items: center; gap: 28px; flex-wrap: wrap; }
.app-head__icon { width: 120px; height: 120px; border-radius: 30px; }
.app-head h1 { margin-bottom: 8px; }

input[type="text"], input[type="email"], input[type="url"], input[type="search"], input[type="password"], input[type="number"], input[type="tel"], textarea, select {
  width: 100%; padding: 12px 14px; font: inherit; color: var(--text);
  background: var(--bg-2); border: 1px solid var(--line); border-radius: 12px;
}
input::placeholder, textarea::placeholder { color: #7f79b8; }
.search-form { display: flex; gap: 10px; max-width: 460px; margin: 18px 0; }
.search-form input { flex: 1; }

.comments { margin-top: 56px; }
.comments__title { font-size: 22px; }
.comment-list { list-style: none; display: grid; gap: 18px; margin: 20px 0 30px; }
.comment-list .children { list-style: none; margin: 14px 0 0 24px; display: grid; gap: 14px; }
.comment-body { padding: 18px 20px; background: var(--panel); border: 1px solid var(--line); border-radius: 14px; }
.comment-meta { margin-bottom: 8px; font-size: 14px; color: var(--muted); }
.comment-author img { float: left; margin-right: 12px; border-radius: 50%; }
.comment-form p { margin-bottom: 14px; }
.comment-form label { display: block; margin-bottom: 6px; font-size: 14px; color: var(--muted); }
.comment-form .submit { padding: 14px 26px; font-weight: 700; color: #fff; background: var(--blue); border: 0; border-radius: 999px; cursor: pointer; }

.notfound { padding: clamp(40px, 8vw, 96px) 0; text-align: center; }
.notfound__box .fts-logo--full { width: min(260px, 70%); margin: 0 auto 18px; }
.notfound .search-form { margin-inline: auto; }

/* ---------- Pie ---------- */
.site-footer { margin-top: 20px; padding: 56px 0 36px; background: rgba(8, 6, 24, .6); border-top: 1px solid var(--line); }
.site-footer__grid { display: grid; grid-template-columns: 1.3fr 1fr 1fr; gap: 40px; }
.site-footer__brand .fts-logo--full { width: 190px; margin-bottom: 12px; }
.site-footer__title { margin-bottom: 14px; font-size: 14px; font-weight: 700; color: var(--text); }
.footer-menu { list-style: none; flex-direction: column; gap: 8px; display: flex; }
.footer-menu a { color: var(--muted); text-decoration: none; }
.footer-menu a:hover { color: #fff; }
.site-footer__legal { margin-top: 40px; padding-top: 22px; border-top: 1px solid var(--line); font-size: 14px; color: var(--muted); }
.site-footer__legal p { margin: 0 0 6px; }
.site-footer__legal a { color: var(--muted); }
.site-footer__disclaimer { max-width: 80ch; }

/* ---------- Adaptación a pantallas ---------- */
@media (max-width: 980px) {
  .hero__grid, .features, .site-footer__grid { grid-template-columns: 1fr; }
  .features__intro { position: static; }
  .steps { grid-template-columns: repeat(2, minmax(0, 1fr)); row-gap: 40px; }
  .plans { grid-template-columns: 1fr; max-width: 520px; margin-inline: auto; }
  .plan--featured { padding-block: 32px; }
  .stage { min-height: 0; padding-bottom: 60px; }
  .demo-window { width: 100%; }
  .demo-phone { right: 4%; bottom: 0; width: 34%; }
}
@media (max-width: 820px) {
  .nav-toggle { display: block; }
  .site-nav { display: none; position: absolute; left: 0; right: 0; top: 100%; flex-direction: column; align-items: stretch; gap: 14px; padding: 20px; background: rgba(14, 11, 36, .97); border-bottom: 1px solid var(--line); }
  .site-nav.is-open { display: flex; }
  .site-nav .menu { flex-direction: column; gap: 14px; }
  .site-nav .btn { width: 100%; }
}
@media (max-width: 520px) {
  body { font-size: 16px; }
  .steps { grid-template-columns: 1fr; }
  .demo-stats { grid-template-columns: repeat(2, 1fr); }
  .app-card { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
}