/* ============================================================
   AlterVPN — docs.alterservice.info  ·  Service card site
   Monochrome design system inherited from the Mini App (v2).
   Vanilla CSS, no build step. Black / white / grayscale.
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Bricolage+Grotesque:opsz,wght@12..96,500;12..96,600;12..96,700;12..96,800&family=Hanken+Grotesk:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500;600&display=swap');

/* ---- Theme tokens (mirror miniapp_v2.css) ---- */
:root, [data-theme="dark"] {
  --ink:        #F4F4F2;
  --ink-soft:   #A6A6A2;
  --ink-faint:  #6B6B68;
  --bg:         #080808;
  --bg-grad-a:  #0c0c0d;
  --bg-grad-b:  #050505;
  --surface:    #131314;
  --surface-2:  rgba(255,255,255,.05);
  --surface-3:  rgba(255,255,255,.09);
  --line:       rgba(255,255,255,.09);
  --line-soft:  rgba(255,255,255,.05);
  --inverse:    #f4f4f2;
  --inverse-ink:#0a0a0a;
  --glow:       rgba(255,255,255,.06);
  --accent:     #ffffff;
  --glass:      rgba(22,22,24,.62);
  --glass-2:    rgba(30,30,33,.55);
  --hair:       rgba(255,255,255,.07);
  --hair-soft:  rgba(255,255,255,.04);
  --good:       #6ee7a8;
  --good-ink:   #0c2417;
  --warn:       #f0b35b;
  --bad:        #f08a8a;
  --radius:     22px;
  --radius-lg:  28px;
  --radius-sm:  14px;
  --radius-pill:999px;
  --shadow:     0 1px 0 rgba(255,255,255,.04) inset, 0 20px 50px -28px rgba(0,0,0,.9);
  --shadow-soft:0 10px 30px -18px rgba(0,0,0,.8);
  --ease:       cubic-bezier(.22,.61,.36,1);
  --ease-out:   cubic-bezier(.16,1,.3,1);
  --maxw:       1120px;
  --grain:      .035;
  color-scheme: dark;
}

[data-theme="light"] {
  --ink:        #0a0a0a;
  --ink-soft:   #565654;
  --ink-faint:  #8d8d89;
  --bg:         #ecebe7;
  --bg-grad-a:  #f3f2ee;
  --bg-grad-b:  #e4e3df;
  --surface:    #ffffff;
  --surface-2:  rgba(20,20,22,.04);
  --surface-3:  rgba(20,20,22,.07);
  --line:       rgba(20,20,22,.10);
  --line-soft:  rgba(20,20,22,.06);
  --inverse:    #0a0a0a;
  --inverse-ink:#f7f7f5;
  --glow:       rgba(0,0,0,.04);
  --accent:     #0a0a0a;
  --glass:      rgba(255,255,255,.66);
  --glass-2:    rgba(248,247,244,.6);
  --hair:       rgba(20,20,22,.08);
  --hair-soft:  rgba(20,20,22,.05);
  --good:       #1f7a4d;
  --good-ink:   #eafff3;
  --warn:       #9a6213;
  --bad:        #b23b3b;
  --shadow:     0 1px 0 rgba(255,255,255,.7) inset, 0 22px 48px -30px rgba(20,20,20,.45);
  --shadow-soft:0 12px 30px -20px rgba(20,20,20,.35);
  --grain:      .02;
  color-scheme: light;
}

* , *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { background: var(--bg); -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  font-family: 'Hanken Grotesk', system-ui, sans-serif;
  background:
    radial-gradient(120% 80% at 50% -10%, var(--bg-grad-a) 0%, var(--bg) 55%),
    var(--bg);
  color: var(--ink);
  min-height: 100dvh;
  line-height: 1.6;
  letter-spacing: -0.01em;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

/* Film grain */
body::after {
  content: "";
  position: fixed; inset: 0;
  pointer-events: none; z-index: 9000;
  opacity: var(--grain);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  mix-blend-mode: overlay;
}

::selection { background: var(--ink); color: var(--bg); }

button, input, select, textarea { font: inherit; color: inherit; }
button { cursor: pointer; background: none; border: none; }
a { color: inherit; text-decoration: none; }
.hidden { display: none !important; }
.mono { font-family: 'JetBrains Mono', monospace; letter-spacing: -0.02em; }
img, svg { display: block; max-width: 100%; }

/* ---- Ambient smoke canvas ---- */
#smoke {
  position: fixed; inset: 0;
  width: 100vw; height: 100dvh;
  z-index: 0; pointer-events: none;
  filter: blur(28px) saturate(1.05);
  opacity: .55;
  transition: opacity .8s var(--ease);
}
[data-theme="light"] #smoke { opacity: .4; filter: blur(32px); }
@media (prefers-reduced-motion: reduce) { #smoke { opacity: .3; } }

/* ---- Layout shell ---- */
.wrap { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 22px; }
main, header, footer, section { position: relative; z-index: 1; }

/* ---- Top bar ---- */
.topbar {
  position: sticky; top: 0; z-index: 100;
  padding: 14px 0;
  background: color-mix(in srgb, var(--bg) 72%, transparent);
  backdrop-filter: blur(18px) saturate(1.1);
  -webkit-backdrop-filter: blur(18px) saturate(1.1);
  border-bottom: 1px solid var(--hair-soft);
}
.topbar-inner { display: flex; align-items: center; gap: 18px; }
.brand { display: flex; align-items: center; gap: 11px; }
.brand-mark { width: 34px; height: 34px; color: var(--ink); flex: none; }
.brand-name { font-family: 'Bricolage Grotesque', sans-serif; font-weight: 800; font-size: 19px; letter-spacing: -.02em; line-height: 1; }
.brand-name span { color: var(--ink-soft); }

.nav { display: flex; align-items: center; gap: 4px; margin-left: 14px; flex: 1; }
.nav a {
  font-size: 14px; font-weight: 600; color: var(--ink-soft);
  padding: 8px 12px; border-radius: var(--radius-sm);
  transition: color .2s var(--ease), background .2s var(--ease);
  white-space: nowrap;
}
.nav a:hover { color: var(--ink); background: var(--surface-2); }
.nav a.active { color: var(--ink); }

.topbar-actions { display: flex; align-items: center; gap: 8px; }
.icon-btn {
  width: 38px; height: 38px; display: grid; place-items: center;
  border-radius: var(--radius-sm); color: var(--ink);
  border: 1px solid var(--hair); background: var(--surface-2);
  transition: background .2s var(--ease), transform .15s var(--ease);
  font-weight: 700; font-size: 13px;
}
.icon-btn:hover { background: var(--surface-3); }
.icon-btn:active { transform: scale(.94); }
.icon-btn svg { width: 18px; height: 18px; }
.lang-btn {
  font-size: 12px; font-weight: 700; letter-spacing: .06em;
  text-decoration: none; color: inherit;
  min-width: 40px;
}

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 9px;
  font-weight: 700; font-size: 15px; letter-spacing: -.01em;
  padding: 13px 22px; border-radius: var(--radius-pill);
  transition: transform .15s var(--ease), background .2s var(--ease), opacity .2s;
  white-space: nowrap; line-height: 1;
}
.btn svg { width: 18px; height: 18px; }
.btn:active { transform: translateY(1px) scale(.985); }
.btn-primary { background: var(--inverse); color: var(--inverse-ink); }
.btn-primary:hover { opacity: .9; }
.btn-line { border: 1px solid var(--line); color: var(--ink); background: var(--surface-2); }
.btn-line:hover { background: var(--surface-3); }
.btn-sm { padding: 9px 16px; font-size: 13.5px; }
.btn-lg { padding: 16px 28px; font-size: 16px; }
.btn-block { width: 100%; }

/* mobile nav toggle */
.nav-toggle { display: none; }

/* ---- Cards / surfaces ---- */
.card {
  background: var(--glass);
  backdrop-filter: blur(22px) saturate(1.05);
  -webkit-backdrop-filter: blur(22px) saturate(1.05);
  border: 1px solid var(--hair);
  border-radius: var(--radius);
  padding: 24px;
}

/* ---- Hero ---- */
.hero { padding: 92px 0 64px; }
.hero-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: 56px; align-items: center; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: 'JetBrains Mono', monospace; font-size: 12px; font-weight: 500;
  letter-spacing: .14em; text-transform: uppercase; color: var(--ink-soft);
  padding: 7px 13px; border: 1px solid var(--hair); border-radius: var(--radius-pill);
  background: var(--surface-2);
}
.eyebrow .pulse { width: 7px; height: 7px; border-radius: 50%; background: var(--good); box-shadow: 0 0 0 0 var(--good); animation: pulse 2.4s var(--ease) infinite; }
@keyframes pulse { 0% { box-shadow: 0 0 0 0 color-mix(in srgb, var(--good) 60%, transparent); } 70% { box-shadow: 0 0 0 7px transparent; } 100% { box-shadow: 0 0 0 0 transparent; } }
@media (prefers-reduced-motion: reduce) { .eyebrow .pulse { animation: none; } }

.hero h1 {
  font-family: 'Bricolage Grotesque', sans-serif;
  font-weight: 800; font-size: clamp(40px, 6vw, 68px);
  line-height: 1.02; letter-spacing: -.03em; margin: 22px 0 18px;
}
.hero h1 .alt { color: var(--ink-soft); }
.hero p.lead { font-size: clamp(16px, 2vw, 19px); color: var(--ink-soft); max-width: 30ch; margin-bottom: 28px; }
.hero-cta { display: flex; gap: 12px; flex-wrap: wrap; }
.hero-trust { margin-top: 26px; display: flex; gap: 22px; flex-wrap: wrap; }
.hero-trust .ht { display: flex; flex-direction: column; gap: 2px; }
.hero-trust .ht b { font-family: 'Bricolage Grotesque', sans-serif; font-size: 22px; font-weight: 700; letter-spacing: -.02em; }
.hero-trust .ht span { font-size: 12.5px; color: var(--ink-faint); }

/* Hero visual — phone mock mirroring the real Mini App home */
.hero-visual { position: relative; display: grid; place-items: center; min-height: 360px; }
.device {
  width: min(300px, 82%); aspect-ratio: 9/18.6; border-radius: 40px;
  background: linear-gradient(180deg, var(--bg-grad-a), var(--bg));
  border: 1px solid var(--hair); padding: 16px 14px 0;
  box-shadow: var(--shadow);
  display: flex; flex-direction: column;
  position: relative; overflow: hidden;
}
.device::before { content:""; position:absolute; top:14px; left:50%; transform:translateX(-50%); width:96px; height:6px; border-radius:99px; background: var(--surface-3); z-index:2; }
.dv-scroll { flex:1; display:flex; flex-direction:column; gap:11px; margin-top:30px; overflow:hidden; }
.dv-head { display:flex; align-items:center; gap:8px; }
.dv-logo { width:24px; height:24px; color:var(--ink); }
.dv-brand { font-family:'Bricolage Grotesque',sans-serif; font-weight:800; font-size:15px; letter-spacing:-.02em; }
.dv-brand span { color:var(--ink-soft); }
.dv-status { display:flex; align-items:center; gap:7px; font-size:12px; color:var(--good); font-weight:600; margin-top:2px; }
.dv-dot { width:7px; height:7px; border-radius:50%; background:var(--good); box-shadow:0 0 0 3px color-mix(in srgb,var(--good) 22%,transparent); }
.dv-plan { font-family:'Bricolage Grotesque',sans-serif; font-weight:800; font-size:26px; letter-spacing:-.03em; line-height:1; }
.dv-chip { align-self:flex-start; display:flex; align-items:baseline; gap:6px; background:var(--surface-2); border:1px solid var(--hair); border-radius:12px; padding:7px 11px; }
.dv-chip b { font-family:'Bricolage Grotesque',sans-serif; font-size:17px; font-weight:700; }
.dv-chip span { font-size:11px; color:var(--ink-faint); }
.dv-until { font-size:11px; color:var(--ink-faint); margin-top:-4px; }
.dv-traffic { margin-top:2px; }
.dv-tr-row { display:flex; justify-content:space-between; font-size:11.5px; color:var(--ink-soft); margin-bottom:6px; }
.dv-tr-row .mono { font-family:'JetBrains Mono',monospace; color:var(--ink-faint); }
.dv-bar { height:7px; border-radius:99px; background:var(--surface-3); overflow:hidden; }
.dv-bar i { display:block; height:100%; background:var(--ink); border-radius:99px; }
.dv-btn { display:flex; align-items:center; justify-content:center; gap:8px; border-radius:13px; padding:11px; font-weight:700; font-size:13px; }
.dv-btn svg { width:16px; height:16px; }
.dv-btn.ghost { background:var(--surface-2); border:1px solid var(--hair); color:var(--ink); }
.dv-btn.primary { background:var(--inverse); color:var(--inverse-ink); }
.dv-earn { display:flex; align-items:center; gap:10px; border-radius:16px; padding:12px; background:color-mix(in srgb,var(--good) 14%,transparent); border:1px solid color-mix(in srgb,var(--good) 30%,transparent); }
.dv-earn-ic { width:30px; height:30px; flex:none; border-radius:9px; display:grid; place-items:center; background:color-mix(in srgb,var(--good) 22%,transparent); color:var(--good); }
.dv-earn-ic svg { width:17px; height:17px; }
.dv-earn-tx { flex:1; display:flex; flex-direction:column; gap:1px; min-width:0; }
.dv-earn-tx b { font-family:'Bricolage Grotesque',sans-serif; font-size:13px; font-weight:700; }
.dv-earn-tx span { font-size:10px; color:var(--ink-soft); line-height:1.35; }
.dv-earn-pct { font-family:'Bricolage Grotesque',sans-serif; font-weight:800; font-size:19px; color:var(--good); }
.dv-tabs { display:flex; justify-content:space-around; align-items:center; padding:11px 4px; margin:6px -14px 0; border-top:1px solid var(--hair-soft); background:var(--surface); }
.dv-tab { width:22px; height:22px; color:var(--ink-faint); }
.dv-tab.on { color:var(--ink); }

/* float */
.float { animation: float 7s var(--ease) infinite; }
@keyframes float { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-12px); } }
@media (prefers-reduced-motion: reduce) { .float { animation: none; } }

/* ---- Section primitives ---- */
.section { padding: 64px 0; }
.section-head { max-width: 60ch; margin-bottom: 40px; }
.section-head h2 { font-family: 'Bricolage Grotesque', sans-serif; font-weight: 800; font-size: clamp(28px, 4vw, 42px); letter-spacing: -.025em; line-height: 1.05; }
.section-head p { color: var(--ink-soft); font-size: 16.5px; margin-top: 12px; }

/* ---- Feature bento ---- */
.bento { display: grid; grid-template-columns: repeat(6, 1fr); gap: 16px; }
.bento .cell { background: var(--glass); border: 1px solid var(--hair); border-radius: var(--radius); padding: 24px; backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px); display: flex; flex-direction: column; gap: 12px; }
.bento .cell .ic { width: 42px; height: 42px; border-radius: 12px; display: grid; place-items: center; background: var(--surface-2); border: 1px solid var(--hair); color: var(--ink); }
.bento .cell .ic svg { width: 22px; height: 22px; }
.bento .cell h3 { font-family: 'Bricolage Grotesque', sans-serif; font-weight: 700; font-size: 19px; letter-spacing: -.01em; }
.bento .cell p { color: var(--ink-soft); font-size: 14.5px; }
.bento .c6 { grid-column: span 6; }
.bento .c4 { grid-column: span 4; }
.bento .c3 { grid-column: span 3; }
.bento .c2 { grid-column: span 2; }
.cell-feature { position: relative; overflow: hidden; }
.cell-feature .glow { position: absolute; inset: -40% 30% auto -10%; height: 200px; background: radial-gradient(closed, var(--glow)); background: radial-gradient(60% 60% at 30% 20%, var(--glow), transparent 70%); pointer-events: none; }

/* ---- Steps ---- */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; counter-reset: step; }
.step { background: var(--glass); border: 1px solid var(--hair); border-radius: var(--radius); padding: 22px; backdrop-filter: blur(18px); -webkit-backdrop-filter: blur(18px); }
.step .num { font-family: 'JetBrains Mono', monospace; font-size: 13px; color: var(--ink-faint); }
.step h3 { font-family: 'Bricolage Grotesque', sans-serif; font-weight: 700; font-size: 18px; margin: 8px 0 6px; letter-spacing: -.01em; }
.step p { color: var(--ink-soft); font-size: 14px; }

/* ---- Platforms strip ---- */
.platforms { display: flex; flex-wrap: wrap; gap: 12px; }
.plat { display: flex; align-items: center; gap: 10px; padding: 12px 18px; border: 1px solid var(--hair); border-radius: var(--radius-pill); background: var(--surface-2); font-weight: 600; font-size: 14.5px; }
.plat svg { width: 20px; height: 20px; }

/* ---- Pricing teaser ---- */
.price-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.price-card { background: var(--glass); border: 1px solid var(--hair); border-radius: var(--radius); padding: 26px; backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px); display: flex; flex-direction: column; gap: 6px; }
.price-card.feature { border-color: color-mix(in srgb, var(--ink) 26%, transparent); }
.price-card .pc-name { font-family: 'Bricolage Grotesque', sans-serif; font-weight: 700; font-size: 17px; }
.price-card .pc-price { font-family: 'Bricolage Grotesque', sans-serif; font-weight: 800; font-size: 38px; letter-spacing: -.03em; margin-top: 4px; }
.price-card .pc-price small { font-size: 15px; font-weight: 600; color: var(--ink-faint); }
.price-card .pc-desc { color: var(--ink-soft); font-size: 14px; margin: 6px 0 14px; }
.price-card ul { list-style: none; display: flex; flex-direction: column; gap: 9px; margin-top: 4px; }
.price-card li { display: flex; gap: 9px; align-items: flex-start; font-size: 14px; color: var(--ink-soft); }
.price-card li svg { width: 17px; height: 17px; color: var(--ink); flex: none; margin-top: 2px; }
.pc-tag { align-self: flex-start; font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: .08em; padding: 4px 10px; border-radius: 99px; background: var(--inverse); color: var(--inverse-ink); }

/* ---- FAQ accordion ---- */
.faq { display: flex; flex-direction: column; gap: 10px; max-width: 820px; }
.qa { background: var(--glass); border: 1px solid var(--hair); border-radius: var(--radius); overflow: hidden; backdrop-filter: blur(18px); -webkit-backdrop-filter: blur(18px); }
.qa summary { list-style: none; cursor: pointer; padding: 19px 22px; display: flex; align-items: center; gap: 14px; font-family: 'Bricolage Grotesque', sans-serif; font-weight: 600; font-size: 16.5px; }
.qa summary::-webkit-details-marker { display: none; }
.qa summary .chev { margin-left: auto; transition: transform .25s var(--ease); color: var(--ink-soft); flex: none; }
.qa[open] summary .chev { transform: rotate(180deg); }
.qa .ans { padding: 0 22px 20px; color: var(--ink-soft); font-size: 15px; }

/* ---- Guide / article body ---- */
.article { max-width: 760px; margin: 0 auto; }
.article h1 { font-family: 'Bricolage Grotesque', sans-serif; font-weight: 800; font-size: clamp(32px, 5vw, 48px); letter-spacing: -.03em; line-height: 1.05; margin-bottom: 14px; }
.article .sub { color: var(--ink-soft); font-size: 17px; margin-bottom: 36px; }
.article h2 { font-family: 'Bricolage Grotesque', sans-serif; font-weight: 700; font-size: 24px; letter-spacing: -.02em; margin: 38px 0 14px; }
.article h3 { font-family: 'Bricolage Grotesque', sans-serif; font-weight: 700; font-size: 19px; margin: 26px 0 10px; }
.article p { color: var(--ink-soft); margin-bottom: 14px; }
.article ul, .article ol { color: var(--ink-soft); margin: 0 0 16px 1.1em; display: flex; flex-direction: column; gap: 8px; }
.article li { padding-left: 4px; }
.article strong { color: var(--ink); font-weight: 700; }
.article a.inline { color: var(--ink); border-bottom: 1px solid var(--line); }
.article a.inline:hover { border-color: var(--ink); }
.article .callout { background: var(--surface-2); border: 1px solid var(--hair); border-left: 3px solid var(--ink); border-radius: 12px; padding: 16px 18px; margin: 20px 0; font-size: 14.5px; color: var(--ink-soft); }
.article hr { border: none; border-top: 1px solid var(--line); margin: 32px 0; }
.article.legal h2 { font-size: 21px; margin: 34px 0 12px; }
.article.legal p { margin-bottom: 10px; }
.article.legal .sub { margin-bottom: 28px; }

/* numbered guide steps */
.gsteps { counter-reset: gstep; display: flex; flex-direction: column; gap: 14px; margin: 24px 0; }
.gstep { display: flex; gap: 16px; background: var(--glass); border: 1px solid var(--hair); border-radius: var(--radius); padding: 18px 20px; backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px); }
.gstep .gn { counter-increment: gstep; flex: none; width: 32px; height: 32px; border-radius: 10px; background: var(--inverse); color: var(--inverse-ink); display: grid; place-items: center; font-family: 'JetBrains Mono', monospace; font-weight: 600; font-size: 14px; }
.gstep .gn::before { content: counter(gstep); }
.gstep .gtext h3 { font-family: 'Bricolage Grotesque', sans-serif; font-weight: 700; font-size: 16.5px; margin-bottom: 4px; color: var(--ink); }
.gstep .gtext p { font-size: 14.5px; margin: 0; }

/* ---- CTA band ---- */
.cta-band { text-align: center; padding: 56px 32px; border-radius: var(--radius-lg); background: var(--glass-2); border: 1px solid var(--hair); backdrop-filter: blur(22px); -webkit-backdrop-filter: blur(22px); position: relative; overflow: hidden; }
.cta-band h2 { font-family: 'Bricolage Grotesque', sans-serif; font-weight: 800; font-size: clamp(28px, 4vw, 40px); letter-spacing: -.025em; }
.cta-band p { color: var(--ink-soft); margin: 12px auto 26px; max-width: 46ch; }
.cta-band .hero-cta { justify-content: center; }

/* ---- Footer ---- */
.footer { border-top: 1px solid var(--hair-soft); padding: 48px 0 40px; margin-top: 40px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr 1fr; gap: 32px; }
.footer .brand { margin-bottom: 14px; }
.footer .fdesc { color: var(--ink-faint); font-size: 14px; max-width: 32ch; }
.footer h4 { font-size: 12.5px; text-transform: uppercase; letter-spacing: .12em; color: var(--ink-faint); margin-bottom: 14px; }
.footer ul { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.footer a { color: var(--ink-soft); font-size: 14.5px; }
.footer a:hover { color: var(--ink); }
.footer-bottom { margin-top: 36px; padding-top: 20px; border-top: 1px solid var(--hair-soft); display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; color: var(--ink-faint); font-size: 13px; }
.footer-legal { margin-top: 16px; color: var(--ink-faint); font-size: 12px; line-height: 1.6; }

/* ---- Login modal ---- */
.scrim { position: fixed; inset: 0; z-index: 500; background: rgba(0,0,0,.55); backdrop-filter: blur(6px); -webkit-backdrop-filter: blur(6px); opacity: 0; pointer-events: none; transition: opacity .3s var(--ease); }
.scrim.show { opacity: 1; pointer-events: auto; }
.modal { position: fixed; z-index: 510; left: 50%; top: 50%; transform: translate(-50%, -46%) scale(.97); width: min(420px, calc(100vw - 36px)); background: var(--surface); border: 1px solid var(--hair); border-radius: var(--radius-lg); padding: 28px; opacity: 0; pointer-events: none; transition: opacity .3s var(--ease), transform .3s var(--ease-out); box-shadow: var(--shadow); isolation: isolate; }
.modal.show { opacity: 1; pointer-events: auto; transform: translate(-50%, -50%) scale(1); }
.modal .m-close { position: absolute; top: 16px; right: 16px; color: var(--ink-soft); width: 32px; height: 32px; border-radius: 9px; display: grid; place-items: center; }
.modal .m-close:hover { background: var(--surface-2); }
.modal .m-logo { width: 44px; height: 44px; color: var(--ink); margin-bottom: 16px; }
.modal h3 { font-family: 'Bricolage Grotesque', sans-serif; font-weight: 800; font-size: 23px; letter-spacing: -.02em; }
.modal .m-sub { color: var(--ink-soft); font-size: 14.5px; margin: 8px 0 22px; }
.field-lbl { font-size: 12.5px; font-weight: 600; color: var(--ink-faint); text-transform: uppercase; letter-spacing: .08em; margin-bottom: 8px; }
.input { width: 100%; background: var(--surface-2); border: 1px solid var(--line); border-radius: 14px; padding: 14px 16px; font-size: 15.5px; color: var(--ink); transition: border .2s var(--ease); margin-bottom: 4px; }
.input:focus { outline: none; border-color: color-mix(in srgb, var(--ink) 45%, transparent); }
.input::placeholder { color: var(--ink-faint); }
.field-err { color: var(--bad); font-size: 13px; min-height: 18px; margin: 4px 0 8px; }
.m-actions { display: flex; flex-direction: column; gap: 10px; margin-top: 8px; }
.spin { display: inline-block; width: 17px; height: 17px; border: 2px solid color-mix(in srgb, var(--inverse-ink) 30%, transparent); border-top-color: var(--inverse-ink); border-radius: 50%; animation: spin .7s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ---- Reveal on scroll ---- */
.reveal { opacity: 0; transform: translateY(20px); transition: opacity .7s var(--ease-out), transform .7s var(--ease-out); }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .reveal { opacity: 1; transform: none; transition: none; } }

/* ---- Toast ---- */
#toast { position: fixed; left: 50%; bottom: 28px; transform: translateX(-50%) translateY(20px); z-index: 600; background: var(--inverse); color: var(--inverse-ink); padding: 12px 20px; border-radius: var(--radius-pill); font-weight: 600; font-size: 14px; opacity: 0; pointer-events: none; transition: opacity .3s var(--ease), transform .3s var(--ease-out); }
#toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* ============ Responsive ============ */
@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; gap: 36px; }
  .hero-visual { min-height: 300px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 28px; }
  .price-row { grid-template-columns: 1fr 1fr; }
  .steps { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 760px) {
  .nav { display: none; position: absolute; top: 100%; left: 0; right: 0; flex-direction: column; align-items: stretch; gap: 2px; padding: 12px 22px 18px; background: var(--surface); border-bottom: 1px solid var(--hair); }
  .nav.open { display: flex; }
  .nav a { padding: 12px; border-radius: 12px; }
  .nav-toggle { display: grid; }
  .topbar-inner { flex-wrap: wrap; }
  .bento { grid-template-columns: repeat(2, 1fr); }
  .bento .c6, .bento .c4, .bento .c3, .bento .c2 { grid-column: span 2; }
}
@media (max-width: 520px) {
  .hero { padding: 60px 0 44px; }
  .hero-visual { min-height: 0; }
  .device { width: min(240px, 70%); }
  .steps { grid-template-columns: 1fr; }
  .bento { grid-template-columns: 1fr; }
  .bento .c6, .bento .c4, .bento .c3, .bento .c2 { grid-column: span 1; }
  .footer-grid { grid-template-columns: 1fr; }
  .price-row { grid-template-columns: 1fr; }
  .hero-trust { gap: 16px; }
}

/* Hide content until docs-config + i18n JSON are applied (avoids RU flash on EN). */
html:not(.i18n-ready) body { visibility: hidden; }