/* BlackRoute — site dos produtos (BlackBNG e BlackCore). Modo claro, tipografia com personalidade, nada de template.
   Tokens: papel levemente frio, tinta azul-noite, violeta da marca; cada produto tem o seu acento. */
:root {
  --paper: #fbfbfe; --paper-2: #f4f3fb; --paper-3: #ecebf7;
  --ink: #0f1222; --ink-2: #363a52; --muted: #6b7088; --line: #e4e3f0; --line-2: #d3d1e6;
  --brand: #6d3ef5; --brand-2: #8b5cf6; --brand-soft: #efe9ff; --brand-ink: #3b1fa3;
  --core: #6d3ef5; --core-2: #9b5cf6; --core-soft: #efe9ff;
  --bng: #0b6cf5; --bng-2: #22b8e6; --bng-soft: #e8f1ff;
  --ok: #16a34a; --ok-soft: #e8f8ee; --warn: #d97706; --warn-soft: #fff5e6;
  --radius: 18px; --radius-s: 10px;
  --shadow: 0 1px 2px rgba(15,18,34,.04), 0 12px 40px -18px rgba(59,31,163,.25);
  --shadow-lg: 0 2px 4px rgba(15,18,34,.05), 0 30px 80px -30px rgba(59,31,163,.35);
  --font-display: 'Sora', 'Segoe UI', system-ui, sans-serif;
  --font-body: 'Manrope', 'Segoe UI', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, Menlo, Consolas, monospace;
  --accent: var(--brand); --accent-2: var(--brand-2); --accent-soft: var(--brand-soft);
  color-scheme: light;
}
.theme-core { --accent: var(--core); --accent-2: var(--core-2); --accent-soft: var(--core-soft); }
.theme-bng  { --accent: var(--bng);  --accent-2: var(--bng-2);  --accent-soft: var(--bng-soft); }

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } *, *::before, *::after { animation: none !important; transition: none !important; } }
body { margin: 0; background: var(--paper); color: var(--ink); font-family: var(--font-body); font-size: 17px; line-height: 1.6; font-weight: 500; -webkit-font-smoothing: antialiased; }
img, svg { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
p { margin: 0 0 1em; }
h1, h2, h3, h4 { font-family: var(--font-display); font-weight: 700; letter-spacing: -0.02em; line-height: 1.12; margin: 0 0 .45em; text-wrap: balance; }
h1 { font-size: clamp(2.4rem, 5.2vw, 4.3rem); font-weight: 800; letter-spacing: -0.035em; }
h2 { font-size: clamp(1.8rem, 3.4vw, 2.7rem); }
h3 { font-size: 1.25rem; }
.eyebrow { font-family: var(--font-display); font-size: .78rem; font-weight: 700; letter-spacing: .18em; text-transform: uppercase; color: var(--accent); margin: 0 0 .9em; display: inline-flex; align-items: center; gap: .6em; }
.eyebrow::before { content: ''; width: 1.6em; height: 2px; background: var(--accent); border-radius: 2px; }
.lead { font-size: clamp(1.1rem, 1.6vw, 1.32rem); color: var(--ink-2); max-width: 38em; }
.muted { color: var(--muted); }
.mono { font-family: var(--font-mono); font-size: .92em; }
.wrap { width: min(1180px, 100% - 2.5rem); margin-inline: auto; }
.narrow { max-width: 46rem; }
section { padding-block: clamp(3.5rem, 8vw, 7rem); }
section + section { border-top: 1px solid var(--line); }
.center { text-align: center; }
.center .lead { margin-inline: auto; }

/* ── navegação ── */
.nav { position: sticky; top: 0; z-index: 30; backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); background: rgba(251,251,254,.78); border-bottom: 1px solid var(--line); }
.nav .wrap { display: flex; align-items: center; gap: 1.2rem; height: 68px; }
.brand { display: inline-flex; align-items: center; gap: .6rem; font-family: var(--font-display); font-weight: 800; letter-spacing: -.02em; font-size: 1.12rem; }
.brand i { font-style: normal; color: var(--accent); }
.brand .mark { width: 30px; height: 30px; border-radius: 9px; background: linear-gradient(135deg, var(--accent), var(--accent-2)); display: grid; place-items: center; color: #fff; }
.nav-links { display: flex; gap: 1.4rem; margin-left: auto; font-size: .95rem; font-weight: 600; color: var(--ink-2); }
.nav-links a:hover { color: var(--accent); }
.nav .cta { margin-left: .4rem; }
@media (max-width: 760px) { .nav-links { display: none; } }

/* ── botões ── */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: .55em; height: 48px; padding: 0 1.35rem; border-radius: 12px; font-family: var(--font-display); font-weight: 700; font-size: .98rem; border: 1px solid transparent; cursor: pointer; transition: transform .15s ease, box-shadow .15s ease, background .15s ease; white-space: nowrap; }
.btn:focus-visible { outline: 3px solid color-mix(in srgb, var(--accent) 35%, transparent); outline-offset: 2px; }
.btn-primary { color: #fff; background: linear-gradient(90deg, var(--accent), var(--accent-2)); box-shadow: 0 10px 28px -10px color-mix(in srgb, var(--accent) 65%, transparent); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 16px 34px -12px color-mix(in srgb, var(--accent) 75%, transparent); }
.btn-ghost { background: #fff; border-color: var(--line-2); color: var(--ink); }
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); }
.btn-sm { height: 40px; padding: 0 1rem; font-size: .9rem; border-radius: 10px; }
.btn svg { width: 1.1em; height: 1.1em; }

/* ── hero ── */
.hero { position: relative; overflow: hidden; padding-block: clamp(3rem, 8vw, 6.5rem) clamp(3rem, 7vw, 5.5rem); }
.hero-grid { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr); gap: clamp(2rem, 5vw, 5rem); align-items: center; }
@media (max-width: 900px) { .hero-grid { grid-template-columns: 1fr; } }
.hero h1 { margin-bottom: .5em; }
.hero h1 em { font-style: normal; background: linear-gradient(90deg, var(--accent), var(--accent-2)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero-actions { display: flex; flex-wrap: wrap; gap: .8rem; margin-top: 1.8rem; }
.hero-note { margin-top: 1.4rem; display: flex; flex-wrap: wrap; gap: 1.2rem; font-size: .9rem; color: var(--muted); }
.hero-note span { display: inline-flex; align-items: center; gap: .45em; }
.hero-note svg { width: 1.05em; height: 1.05em; color: var(--ok); }
.hero-bg { position: absolute; inset: 0; z-index: -1; pointer-events: none; }
.hero-bg .glow { position: absolute; width: 60vw; height: 60vw; max-width: 900px; max-height: 900px; border-radius: 50%; filter: blur(90px); opacity: .55; }
.hero-bg .g1 { right: -20vw; top: -30vw; background: radial-gradient(circle, color-mix(in srgb, var(--accent) 35%, transparent), transparent 60%); }
.hero-bg .g2 { left: -25vw; bottom: -35vw; background: radial-gradient(circle, color-mix(in srgb, var(--accent-2) 22%, transparent), transparent 60%); }
.hero-bg .grid-lines { position: absolute; inset: 0; background-image: linear-gradient(var(--line) 1px, transparent 1px), linear-gradient(90deg, var(--line) 1px, transparent 1px); background-size: 56px 56px; opacity: .45; mask-image: radial-gradient(ellipse at 50% 30%, #000 30%, transparent 75%); -webkit-mask-image: radial-gradient(ellipse at 50% 30%, #000 30%, transparent 75%); }

/* cartão de vidro com a foto (BlackCore) */
.photo-card { position: relative; border-radius: 24px; overflow: hidden; box-shadow: var(--shadow-lg); aspect-ratio: 4 / 3; background: #0b0a1f; }
.photo-card img { width: 100%; height: 100%; object-fit: cover; }
.photo-card .pill { position: absolute; left: 1rem; bottom: 1rem; right: 1rem; display: flex; align-items: center; gap: .8rem; padding: .8rem 1rem; border-radius: 14px; background: rgba(255,255,255,.86); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); color: var(--ink); font-size: .9rem; font-weight: 600; box-shadow: 0 10px 30px -14px rgba(0,0,0,.5); }
.photo-card .pill .dot { width: 10px; height: 10px; border-radius: 50%; background: var(--ok); box-shadow: 0 0 0 4px var(--ok-soft); animation: pulse 2.2s infinite; }
@keyframes pulse { 0%, 100% { box-shadow: 0 0 0 4px var(--ok-soft); } 50% { box-shadow: 0 0 0 9px color-mix(in srgb, var(--ok) 12%, transparent); } }

/* ── painel "ao vivo" desenhado (BlackBNG) ── */
.live { border-radius: 24px; background: #fff; border: 1px solid var(--line); box-shadow: var(--shadow-lg); padding: 1.1rem; }
.live-head { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: .2rem .3rem .9rem; border-bottom: 1px solid var(--line); font-size: .85rem; color: var(--muted); }
.live-head b { color: var(--ink); font-family: var(--font-display); }
.live-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: .7rem; padding-top: .9rem; }
.live-stat { border-radius: 14px; background: var(--paper-2); padding: .85rem .95rem; }
.live-stat small { display: block; font-size: .7rem; letter-spacing: .12em; text-transform: uppercase; color: var(--muted); font-weight: 700; }
.live-stat strong { display: block; font-family: var(--font-display); font-size: 1.45rem; letter-spacing: -.02em; margin-top: .15rem; }
.live-stat .ok { color: var(--ok); }
.live-bars { display: grid; gap: .55rem; padding: 1rem .3rem .2rem; }
.live-bar { display: grid; grid-template-columns: 8.5rem 1fr 3.4rem; align-items: center; gap: .8rem; font-size: .85rem; color: var(--ink-2); }
.live-bar i { height: 8px; border-radius: 99px; background: var(--paper-3); overflow: hidden; display: block; }
.live-bar i::after { content: ''; display: block; height: 100%; width: var(--w); border-radius: 99px; background: linear-gradient(90deg, var(--accent), var(--accent-2)); animation: grow 1.4s cubic-bezier(.2,.8,.2,1) both; }
.live-bar span:last-child { text-align: right; font-family: var(--font-mono); font-size: .8rem; color: var(--muted); }
@keyframes grow { from { width: 0; } }

/* ── grades e cartões ── */
.cards { display: grid; gap: 1.1rem; grid-template-columns: repeat(auto-fit, minmax(16rem, 1fr)); }
.card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 1.6rem 1.5rem; box-shadow: var(--shadow); transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease; }
.card:hover { transform: translateY(-3px); box-shadow: var(--shadow-lg); border-color: color-mix(in srgb, var(--accent) 35%, var(--line)); }
.card h3 { margin-top: 1rem; }
.card p { margin: 0; color: var(--ink-2); font-size: .98rem; }
.icon { width: 46px; height: 46px; border-radius: 13px; display: grid; place-items: center; background: var(--accent-soft); color: var(--accent); }
.icon svg { width: 22px; height: 22px; }

.split { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(2rem, 5vw, 5rem); align-items: center; }
@media (max-width: 900px) { .split { grid-template-columns: 1fr; } }
.split.flip > :first-child { order: 2; }
@media (max-width: 900px) { .split.flip > :first-child { order: 0; } }

.checks { list-style: none; padding: 0; margin: 1.2rem 0 0; display: grid; gap: .7rem; }
.checks li { display: grid; grid-template-columns: 1.5rem 1fr; gap: .7rem; align-items: start; color: var(--ink-2); }
.checks li::before { content: ''; width: 1.5rem; height: 1.5rem; border-radius: 50%; background: var(--ok-soft) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2316a34a' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 13l4 4L19 7'/%3E%3C/svg%3E") center/60% no-repeat; margin-top: .1rem; }
.checks b { color: var(--ink); }

/* ── passos ── */
.steps { counter-reset: step; display: grid; gap: 1rem; grid-template-columns: repeat(auto-fit, minmax(14rem, 1fr)); }
.step { position: relative; padding: 1.5rem 1.4rem 1.4rem; border-radius: var(--radius); background: #fff; border: 1px solid var(--line); }
.step::before { counter-increment: step; content: counter(step, decimal-leading-zero); font-family: var(--font-display); font-weight: 800; font-size: 2.2rem; letter-spacing: -.04em; color: var(--accent); line-height: 1; display: block; margin-bottom: .6rem; }
.step h3 { font-size: 1.08rem; margin-bottom: .35em; }
.step p { margin: 0; color: var(--ink-2); font-size: .95rem; }
.step .time { position: absolute; top: 1.2rem; right: 1.2rem; font-family: var(--font-mono); font-size: .72rem; color: var(--muted); background: var(--paper-2); padding: .25rem .5rem; border-radius: 6px; }

/* ── faixa de destaque ── */
.band { background: var(--ink); color: #fff; border-radius: 28px; padding: clamp(2rem, 5vw, 3.5rem); position: relative; overflow: hidden; }
.band::after { content: ''; position: absolute; right: -10%; top: -40%; width: 60%; height: 180%; background: radial-gradient(circle at center, color-mix(in srgb, var(--accent) 55%, transparent), transparent 60%); filter: blur(40px); opacity: .9; pointer-events: none; }
.band > * { position: relative; }
.band h2 { color: #fff; }
.band .lead { color: rgba(255,255,255,.82); }
.band .btn-ghost { background: rgba(255,255,255,.08); border-color: rgba(255,255,255,.25); color: #fff; }
.band .btn-ghost:hover { background: rgba(255,255,255,.14); border-color: #fff; color: #fff; }

/* ── changelog / versão ── */
.timeline { display: grid; gap: .8rem; }
.release { display: grid; grid-template-columns: 6.2rem 1fr; gap: 1rem; align-items: start; padding: 1rem 1.1rem; border-radius: 14px; background: #fff; border: 1px solid var(--line); }
.release .ver { font-family: var(--font-mono); font-weight: 700; color: var(--accent); background: var(--accent-soft); border-radius: 8px; padding: .3rem .55rem; text-align: center; font-size: .86rem; }
.release ul { margin: .2rem 0 0; padding-left: 1.1rem; color: var(--ink-2); font-size: .95rem; }
.release li + li { margin-top: .25rem; }
.tag { display: inline-block; font-family: var(--font-display); font-size: .7rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; padding: .25em .6em; border-radius: 99px; margin-right: .4em; }
.tag-novo { background: var(--brand-soft); color: var(--brand-ink); }
.tag-melhoria { background: var(--ok-soft); color: #15803d; }
.tag-correcao { background: var(--warn-soft); color: #b45309; }

/* ── FAQ ── */
.faq { display: grid; gap: .6rem; }
.faq details { background: #fff; border: 1px solid var(--line); border-radius: 14px; padding: 0 1.2rem; }
.faq summary { cursor: pointer; list-style: none; padding: 1rem 0; font-family: var(--font-display); font-weight: 700; display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: '+'; font-size: 1.4rem; color: var(--accent); transition: transform .2s; }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { color: var(--ink-2); padding-bottom: 1rem; margin: 0; }

/* ── diagrama de rede (SVG) ── */
.diagram { width: 100%; height: auto; }
.diagram .flow { stroke-dasharray: 6 8; animation: flow 1.6s linear infinite; }
@keyframes flow { to { stroke-dashoffset: -28; } }
.diagram .node { fill: #fff; stroke: var(--line-2); }
.diagram .node.hot { stroke: var(--accent); stroke-width: 2; }
.diagram text { font-family: var(--font-display); font-weight: 700; font-size: 12px; fill: var(--ink); }
.diagram text.sub { font-family: var(--font-body); font-weight: 600; font-size: 10px; fill: var(--muted); }

/* ── rodapé ── */
footer { border-top: 1px solid var(--line); padding: 2.5rem 0 3rem; color: var(--muted); font-size: .92rem; }
footer .wrap { display: flex; flex-wrap: wrap; gap: 1.2rem 2.5rem; align-items: center; justify-content: space-between; }
footer nav { display: flex; gap: 1.4rem; flex-wrap: wrap; }
footer a:hover { color: var(--accent); }

/* ── produtos (hub) ── */
.products { display: grid; gap: 1.4rem; grid-template-columns: repeat(auto-fit, minmax(20rem, 1fr)); }
.product { position: relative; display: grid; gap: 1rem; padding: 2rem; border-radius: 26px; background: #fff; border: 1px solid var(--line); box-shadow: var(--shadow); overflow: hidden; transition: transform .2s ease, box-shadow .2s ease; }
.product:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.product::before { content: ''; position: absolute; inset: 0 0 auto 0; height: 6px; background: linear-gradient(90deg, var(--accent), var(--accent-2)); }
.product h2 { font-size: 1.9rem; margin: .3rem 0 0; }
.product .who { font-size: .85rem; letter-spacing: .12em; text-transform: uppercase; color: var(--accent); font-weight: 700; font-family: var(--font-display); }
.product .go { margin-top: .4rem; display: inline-flex; align-items: center; gap: .5em; font-family: var(--font-display); font-weight: 700; color: var(--accent); }
.product .go svg { width: 1.1em; height: 1.1em; transition: transform .15s; }
.product:hover .go svg { transform: translateX(4px); }

/* ── números ── */
.numbers { display: grid; grid-template-columns: repeat(auto-fit, minmax(11rem, 1fr)); gap: 1rem; }
.number { padding: 1.3rem 1.2rem; border-radius: 16px; background: var(--paper-2); }
.number strong { display: block; font-family: var(--font-display); font-size: 2rem; letter-spacing: -.03em; color: var(--accent); line-height: 1; }
.number span { display: block; margin-top: .4rem; color: var(--ink-2); font-size: .92rem; }

/* ── revelar ao rolar (visível em repouso) ── */
.reveal { opacity: 1; transform: none; transition: opacity .6s ease, transform .6s ease; }
.js .reveal:not(.in) { opacity: 0; transform: translateY(16px); }
.js .reveal.in { opacity: 1; transform: none; }

/* ── hub: as duas estradas ── */
.duo { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; margin-top: 2.5rem; }
@media (max-width: 860px) { .duo { grid-template-columns: 1fr; } }
.lane { position: relative; display: flex; flex-direction: column; justify-content: flex-end; min-height: 26rem; border-radius: 28px; overflow: hidden; color: #fff; padding: 2rem; isolation: isolate; box-shadow: var(--shadow-lg); transition: transform .25s ease, box-shadow .25s ease; }
.lane:hover { transform: translateY(-4px) scale(1.01); }
.lane .bg { position: absolute; inset: 0; z-index: -2; }
.lane .bg img { width: 100%; height: 100%; object-fit: cover; transform: scale(1.04); transition: transform .8s ease; }
.lane:hover .bg img { transform: scale(1.1); }
.lane .shade { position: absolute; inset: 0; z-index: -1; background: linear-gradient(180deg, rgba(8,8,24,.05) 20%, rgba(8,8,24,.78) 70%, rgba(8,8,24,.9)); }
.lane .who { font-family: var(--font-display); font-size: .74rem; letter-spacing: .18em; text-transform: uppercase; font-weight: 700; color: rgba(255,255,255,.75); margin-bottom: .5rem; }
.lane h2 { color: #fff; font-size: clamp(1.8rem, 3vw, 2.5rem); margin-bottom: .3em; }
.lane p { color: rgba(255,255,255,.82); margin: 0 0 1.1rem; max-width: 30em; }
.lane .go { display: inline-flex; align-items: center; gap: .5em; font-family: var(--font-display); font-weight: 700; background: #fff; color: var(--ink); border-radius: 12px; padding: .7rem 1.1rem; width: max-content; }
.lane .go svg { width: 1.05em; height: 1.05em; transition: transform .15s; }
.lane:hover .go svg { transform: translateX(4px); }
/* fibra: luz correndo em traços */
.lane-bng .bg { background: radial-gradient(120% 90% at 20% 10%, #0d3f8a, #061634 55%, #04101f); }
.lane-bng .bg::before, .lane-bng .bg::after { content: ''; position: absolute; inset: -20% -10%; background-image: repeating-linear-gradient(115deg, transparent 0 46px, rgba(34,184,230,.22) 46px 47px, transparent 47px 64px); animation: drift 14s linear infinite; }
.lane-bng .bg::after { background-image: repeating-linear-gradient(115deg, transparent 0 88px, rgba(255,255,255,.5) 88px 90px, transparent 90px 120px); animation-duration: 9s; opacity: .55; mask-image: linear-gradient(180deg, transparent, #000 40%, #000 60%, transparent); -webkit-mask-image: linear-gradient(180deg, transparent, #000 40%, #000 60%, transparent); }
@keyframes drift { to { transform: translateX(-120px); } }
.lane-bng .glass { position: absolute; top: 1.4rem; right: 1.4rem; display: grid; gap: .3rem; padding: .8rem 1rem; border-radius: 14px; background: rgba(255,255,255,.1); border: 1px solid rgba(255,255,255,.18); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); font-size: .8rem; }
.lane-bng .glass b { font-family: var(--font-display); font-size: 1.25rem; letter-spacing: -.02em; }
.lane-core .glass { position: absolute; top: 1.4rem; right: 1.4rem; display: inline-flex; align-items: center; gap: .55rem; padding: .55rem .9rem; border-radius: 99px; background: rgba(255,255,255,.12); border: 1px solid rgba(255,255,255,.2); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); font-size: .8rem; font-weight: 700; }
.lane-core .glass i { width: 9px; height: 9px; border-radius: 50%; background: #4ade80; box-shadow: 0 0 0 4px rgba(74,222,128,.25); animation: pulse 2.2s infinite; }

/* ── planos ── */
.plans { display: grid; gap: 1rem; grid-template-columns: repeat(auto-fit, minmax(13.5rem, 1fr)); }
.plan { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 1.5rem 1.4rem; display: grid; gap: .3rem; align-content: start; }
.plan.hot { border-color: var(--accent); box-shadow: 0 0 0 4px var(--accent-soft), var(--shadow-lg); }
.plan .name { font-family: var(--font-display); font-weight: 800; font-size: 1.1rem; }
.plan .price { font-family: var(--font-display); font-weight: 800; font-size: 2rem; letter-spacing: -.03em; line-height: 1; margin: .5rem 0 .1rem; }
.plan .price small { font-size: .95rem; font-weight: 600; color: var(--muted); letter-spacing: 0; }
.plan .inc { color: var(--ink-2); font-size: .95rem; }
.plan .extra { color: var(--muted); font-size: .82rem; }
.plan .tag { width: max-content; margin: 0 0 .3rem; }
.fine { font-size: .85rem; color: var(--muted); margin-top: 1.2rem; }

/* ── mapa de torres (BlackCore) ── */
.towers { position: relative; border-radius: 24px; background: #fff; border: 1px solid var(--line); box-shadow: var(--shadow-lg); padding: 1rem; }
.towers svg { width: 100%; height: auto; display: block; }
.towers .ring { fill: none; stroke: var(--accent); stroke-width: 1.5; opacity: 0; transform-box: fill-box; transform-origin: center; animation: ring 3s ease-out infinite; }
.towers .ring.d1 { animation-delay: 1s; } .towers .ring.d2 { animation-delay: 2s; }
@keyframes ring { 0% { transform: scale(.2); opacity: .8; } 100% { transform: scale(1.6); opacity: 0; } }
.towers .lbl { font-family: var(--font-display); font-weight: 700; font-size: 11px; fill: var(--ink); }
.towers .sub { font-family: var(--font-mono); font-size: 9.5px; fill: var(--muted); }
.towers .legend { display: flex; flex-wrap: wrap; gap: .5rem 1.2rem; padding: .6rem .4rem 0; font-size: .82rem; color: var(--muted); border-top: 1px solid var(--line); margin-top: .6rem; }
.towers .legend span { display: inline-flex; align-items: center; gap: .4em; }
.towers .legend i { width: 9px; height: 9px; border-radius: 50%; display: inline-block; }

/* ── downloads ── */
.dl-grid { display: grid; gap: 1.4rem; grid-template-columns: repeat(auto-fit, minmax(22rem, 1fr)); }
.dl-card { position: relative; background: #fff; border: 1px solid var(--line); border-radius: 26px; padding: 2rem; box-shadow: var(--shadow); overflow: hidden; display: grid; gap: 1.1rem; align-content: start; }
.dl-card::before { content: ''; position: absolute; inset: 0 0 auto 0; height: 6px; background: linear-gradient(90deg, var(--accent), var(--accent-2)); }
.dl-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 1rem; flex-wrap: wrap; }
.dl-head .who { display: block; font-family: var(--font-display); font-size: .74rem; letter-spacing: .16em; text-transform: uppercase; font-weight: 700; color: var(--accent); margin-bottom: .3rem; }
.dl-head h2 { margin: 0; font-size: 2rem; }
.dl-badge { display: inline-flex; align-items: center; gap: .45em; padding: .45rem .8rem; border-radius: 99px; background: var(--ok-soft); color: #15803d; font-family: var(--font-display); font-weight: 700; font-size: .82rem; white-space: nowrap; }
.dl-badge i { width: 8px; height: 8px; border-radius: 50%; background: var(--ok); box-shadow: 0 0 0 3px rgba(22,163,74,.18); }
.dl-badge b { font-family: var(--font-mono); font-weight: 700; }
.dl-desc { margin: 0; color: var(--ink-2); }
.dl-meta { display: grid; grid-template-columns: repeat(3, 1fr); gap: .6rem; margin: 0; }
.dl-meta div { background: var(--paper-2); border-radius: 12px; padding: .7rem .85rem; min-width: 0; }
.dl-meta dt { font-size: .68rem; letter-spacing: .12em; text-transform: uppercase; color: var(--muted); font-weight: 700; font-family: var(--font-display); }
.dl-meta dd { margin: .15rem 0 0; font-weight: 700; font-size: .95rem; overflow-wrap: anywhere; }
@media (max-width: 480px) { .dl-meta { grid-template-columns: 1fr; } }
.sha { display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: .6rem; padding: .6rem .6rem .6rem .9rem; border: 1px dashed var(--line-2); border-radius: 12px; background: #fff; }
.sha-label { font-family: var(--font-display); font-size: .7rem; letter-spacing: .12em; text-transform: uppercase; color: var(--muted); font-weight: 700; }
.sha code { font-family: var(--font-mono); font-size: .74rem; color: var(--ink-2); overflow-wrap: anywhere; line-height: 1.4; }
.copy { font-family: var(--font-display); font-weight: 700; font-size: .78rem; border: 1px solid var(--line-2); background: #fff; border-radius: 8px; padding: .4rem .7rem; cursor: pointer; color: var(--ink); }
.copy:hover { border-color: var(--accent); color: var(--accent); }
.copy.ok { background: var(--ok-soft); color: #15803d; border-color: transparent; }
@media (max-width: 480px) { .sha { grid-template-columns: 1fr auto; } .sha-label { grid-column: 1 / -1; } }
.dl-actions { display: flex; flex-wrap: wrap; gap: .7rem; }
.dl-actions .btn-primary.is-off { opacity: .45; pointer-events: none; }
.dl-inside { margin-top: .2rem; }
.dl-inside li { font-size: .95rem; }
.dl-old { border-top: 1px solid var(--line); padding-top: .8rem; font-size: .9rem; color: var(--ink-2); }
.dl-old summary { cursor: pointer; font-family: var(--font-display); font-weight: 700; color: var(--muted); }
.dl-old ul { margin: .5rem 0 0; padding-left: 1.1rem; }
.dl-old li + li { margin-top: .3rem; }

.req { display: grid; gap: 1rem; grid-template-columns: repeat(auto-fit, minmax(14rem, 1fr)); }
.req-col { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 1.3rem 1.3rem 1.1rem; border-top: 4px solid var(--accent); }
.req-col h3 { color: var(--accent); margin-bottom: .6rem; }
.req-col ul { list-style: none; margin: 0; padding: 0; display: grid; gap: .5rem; font-size: .93rem; color: var(--ink-2); }
.req-col b { display: block; color: var(--ink); font-size: .78rem; letter-spacing: .08em; text-transform: uppercase; font-family: var(--font-display); }

.code { border-radius: 14px; background: var(--ink); color: #e5e7eb; padding: .9rem 1.1rem; margin-bottom: .8rem; overflow-x: auto; }
.code-l { display: block; font-family: var(--font-display); font-size: .68rem; letter-spacing: .14em; text-transform: uppercase; color: #a5b4fc; margin-bottom: .35rem; }
.code pre { margin: 0; font-family: var(--font-mono); font-size: .9rem; white-space: pre; }