:root {
  --violet: #0d9488;            /* основной: морской зелёный (тил) */
  --violet-2: #0f766e;
  --violet-soft: #e6f5f2;
  --violet-dark: #0a6e63;
  --ink: #0f2e2a;
  --muted: #5d7370;
  --bg: #f4faf8;
  --card: #ffffff;
  --line: rgba(13, 148, 136, .16);
  --shadow-sm: 0 2px 4px rgba(10, 60, 54, .04), 0 10px 24px rgba(10, 60, 54, .08);
  --shadow-md: 0 2px 4px rgba(10, 60, 54, .05), 0 18px 40px rgba(10, 60, 54, .14);
  --radius-lg: 24px;
  --radius-md: 18px;
  --radius-sm: 12px;
  --grad-primary: linear-gradient(135deg, #10a396, #0d8a7c);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  color: var(--ink);
  background:
    radial-gradient(1200px 500px at 85% -100px, rgba(13, 148, 136, .08), transparent 60%),
    radial-gradient(900px 420px at -100px 30%, rgba(44, 180, 166, .07), transparent 55%),
    var(--bg);
  line-height: 1.65;
  letter-spacing: -.005em;
}
.container { max-width: 1080px; margin: 0 auto; padding: 0 22px; }
a { color: var(--violet); }
h1, h2, h3 { line-height: 1.22; letter-spacing: -.02em; }
h2 { font-size: clamp(1.35rem, 2.4vw, 1.65rem); margin: 0 0 14px; }

/* ── Шапка ─────────────────────────────────────── */
.site-header {
  position: sticky; top: 0; z-index: 20;
  background: rgba(255,255,255,.86);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}
.header-row { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding-top: 14px; padding-bottom: 14px; flex-wrap: wrap; }
.brand { font-size: .98rem; color: var(--ink); text-decoration: none; letter-spacing: -.01em; }
.brand b { color: var(--violet); }
.header-nav { display: flex; align-items: center; gap: 18px; flex-wrap: wrap; }
.header-nav > a { text-decoration: none; color: var(--ink); font-size: .92rem; border-radius: 10px; padding: 4px 8px; transition: color .12s, background .12s; }
.header-nav > a:hover { color: var(--violet); background: var(--violet-soft); }

/* ── Кнопки ────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 12px 24px; border-radius: 999px;
  font-weight: 700; font-size: .92rem; text-decoration: none;
  border: 1px solid transparent; cursor: pointer;
  transition: transform .1s, box-shadow .15s, background .15s, border-color .15s;
}
.btn:active { transform: scale(.97); }
.btn-primary {
  background: var(--grad-primary); color: #fff;
  box-shadow: 0 4px 14px rgba(13, 148, 136, .32);
}
.btn-primary:hover { box-shadow: 0 8px 20px rgba(13, 148, 136, .42); background: linear-gradient(135deg, #0e9186, #0b7d71); }
.btn-outline { background: rgba(255,255,255,.7); color: var(--ink); border-color: var(--line); }
.btn-outline:hover { border-color: rgba(13, 148, 136, .42); color: var(--violet); background: #fff; }
.btn-wide { width: 100%; }

/* ── Первый экран ──────────────────────────────── */
.hero {
  position: relative;
  background:
    radial-gradient(700px 340px at 80% -60px, rgba(94, 218, 199, .3), transparent 60%),
    radial-gradient(500px 300px at 8% 110%, rgba(13, 148, 136, .35), transparent 55%),
    linear-gradient(140deg, #063a35 0%, #0c7668 55%, #10a396 100%);
  color: #fff;
  padding: clamp(56px, 8vw, 88px) 0 clamp(52px, 7vw, 72px);
  border-radius: 0 0 clamp(28px, 5vw, 48px) clamp(28px, 5vw, 48px);
  overflow: hidden;
}
.hero .eyebrow { text-transform: uppercase; letter-spacing: .14em; font-size: .76rem; opacity: .8; margin: 0 0 14px; }
.hero h1 { font-size: clamp(1.9rem, 4.2vw, 3rem); margin: 0 0 16px; letter-spacing: -.03em; }
.hero p { font-size: 1.07rem; max-width: 660px; margin: 0 0 30px; opacity: .94; }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }
.hero .btn-primary { background: #fff; color: var(--violet); box-shadow: 0 6px 20px rgba(0,0,0,.18); }
.hero .btn-outline { color: #fff; border-color: rgba(255,255,255,.4); background: rgba(255,255,255,.08); backdrop-filter: blur(6px); }
.hero-stats { display: flex; gap: clamp(24px, 5vw, 48px); margin-top: 46px; flex-wrap: wrap; }
.hero-stats div {
  min-width: 130px; padding: 16px 22px;
  background: rgba(255,255,255,.1);
  border: 1px solid rgba(255,255,255,.18);
  border-radius: var(--radius-md);
  backdrop-filter: blur(8px);
}
.hero-stats b { display: block; font-size: 1.65rem; letter-spacing: -.03em; }
.hero-stats small { opacity: .82; font-size: .82rem; }

/* ── Секции ────────────────────────────────────── */
.section { padding: clamp(44px, 6vw, 64px) 0; }
.section-alt {
  background: linear-gradient(180deg, rgba(13,148,136,.05), rgba(13,148,136,.02));
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.lead { color: var(--muted); max-width: 720px; }

.grid { display: grid; gap: 20px; }
.grid-2 { grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
.grid-3 { grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: 26px;
  box-shadow: var(--shadow-sm);
  transition: transform .18s, box-shadow .18s;
}
a.card:hover, .card:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); }
.card h3 { margin: 0 0 8px; font-size: 1.06rem; }
.card p { margin: 0; color: var(--muted); font-size: .95rem; }

.chips { display: flex; flex-wrap: wrap; gap: 10px; }
.chip {
  background: #fff; border: 1px solid var(--line); border-radius: 999px;
  padding: 9px 18px; font-size: .9rem;
  box-shadow: var(--shadow-sm);
  transition: border-color .15s, color .15s;
}
a.chip:hover { border-color: rgba(13,148,136,.5); color: var(--violet); }

/* ── Шаги ──────────────────────────────────────── */
.step { display: flex; gap: 16px; align-items: flex-start; }
.step-num {
  flex: 0 0 44px; height: 44px; border-radius: 16px;
  background: var(--grad-primary); color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-weight: 800; font-size: 1.05rem;
  box-shadow: 0 6px 16px rgba(13, 148, 136, .32);
}
.step h3 { margin: 8px 0 6px; font-size: 1.05rem; }
.step p { margin: 0; color: var(--muted); font-size: .95rem; }

/* ── FAQ ───────────────────────────────────────── */
details.faq {
  background: var(--card); border: 1px solid var(--line);
  border-radius: var(--radius-sm); padding: 16px 22px;
  box-shadow: var(--shadow-sm);
  transition: box-shadow .15s;
}
details.faq[open] { box-shadow: var(--shadow-md); }
details.faq + details.faq { margin-top: 12px; }
details.faq summary { cursor: pointer; font-weight: 700; list-style: none; display: flex; align-items: center; justify-content: space-between; gap: 12px; }
details.faq summary::-webkit-details-marker { display: none; }
details.faq summary::after { content: '+'; font-size: 1.3rem; color: var(--violet); font-weight: 400; line-height: 1; }
details.faq[open] summary::after { content: '–'; }
details.faq p { margin: 12px 0 0; color: var(--muted); }

/* ── CTA ───────────────────────────────────────── */
.cta-band {
  background:
    radial-gradient(500px 260px at 85% -40px, rgba(94, 218, 199, .35), transparent 60%),
    linear-gradient(135deg, var(--violet) 0%, #063a35 100%);
  color: #fff; padding: clamp(36px, 5vw, 54px) 24px;
  border-radius: var(--radius-lg); text-align: center;
  box-shadow: var(--shadow-md);
}
.cta-band h2 { color: #fff; }
.cta-band p { opacity: .9; max-width: 560px; margin: 0 auto 24px; }
.cta-band .btn-primary { background: #fff; color: var(--violet); box-shadow: 0 6px 20px rgba(0,0,0,.2); }

/* ── Формы ─────────────────────────────────────── */
.auth-wrap { max-width: 470px; margin: 48px auto; padding: 0 20px; }
.auth-card {
  background: var(--card); border: 1px solid var(--line);
  border-radius: var(--radius-lg); padding: 34px;
  box-shadow: var(--shadow-md);
}
.auth-card h1 { font-size: 1.45rem; margin: 0 0 6px; }
.auth-card .sub { color: var(--muted); font-size: .95rem; margin: 0 0 22px; }
.field { margin-bottom: 16px; }
.field label { display: block; font-size: .88rem; font-weight: 700; margin-bottom: 7px; }
.field input {
  width: 100%; padding: 13px 16px; border-radius: 14px;
  border: 1.5px solid var(--line); font-size: .98rem; background: #fff;
  transition: border-color .15s, box-shadow .15s;
}
.field input:focus { outline: none; border-color: var(--violet); box-shadow: 0 0 0 4px rgba(13, 148, 136, .13); }
.form-note { margin-top: 18px; font-size: .9rem; color: var(--muted); text-align: center; }
.notice-error {
  background: #fdecec; border: 1px solid #f5c2c2; color: #9b1c1c;
  border-radius: 14px; padding: 12px 16px; margin-bottom: 18px; font-size: .92rem;
}

/* ── Документы ─────────────────────────────────── */
.doc-body { max-width: 780px; }
.doc-body h1 { font-size: 1.55rem; }
.doc-body h2 { font-size: 1.15rem; margin-top: 28px; }
.doc-body section { padding-left: 18px; border-left: 3px solid var(--violet-soft); border-radius: 2px; }
.doc-body section:hover { border-left-color: var(--violet); }

/* ── Футер ─────────────────────────────────────── */
.site-footer {
  background: linear-gradient(160deg, #0b3630 0%, #072622 100%);
  color: #cfccdf; margin-top: 56px; padding: 44px 0 26px;
  border-radius: clamp(28px, 5vw, 48px) clamp(28px, 5vw, 48px) 0 0;
}
.footer-row { display: flex; justify-content: space-between; gap: 24px; flex-wrap: wrap; }
.footer-brand { font-weight: 700; color: #fff; margin-bottom: 8px; }
.footer-note { max-width: 380px; font-size: .9rem; margin: 0; }
.footer-nav { display: flex; flex-direction: column; gap: 9px; }
.footer-nav a { color: #cfccdf; text-decoration: none; font-size: .92rem; border-radius: 8px; width: fit-content; }
.footer-nav a:hover { color: #fff; }
.footer-bottom { display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; border-top: 1px solid rgba(255,255,255,.1); margin-top: 28px; padding-top: 18px; font-size: .85rem; }
.footer-bottom a { color: #b9b5cf; }

/* ── Cookie-баннер (как на rumoon.com) ─────────── */
.hd-cookie-banner{
  position:fixed; z-index:10030;
  left:12px; right:12px; bottom:calc(14px + env(safe-area-inset-bottom,0px));
  display:flex; justify-content:center; pointer-events:none;
  animation:hdCookieIn .3s cubic-bezier(.22,1,.36,1) both;
}
.hd-cookie-banner[hidden]{display:none!important}
@keyframes hdCookieIn{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
.hd-cookie-card{
  pointer-events:auto; width:100%; max-width:360px;
  padding:12px 14px; border-radius:16px;
  background:rgba(255,255,255,.97);
  border:1px solid rgba(13,148,136,.16);
  box-shadow:0 2px 4px rgba(10,60,54,.04), 0 14px 32px rgba(10,60,54,.14);
  backdrop-filter:blur(12px); -webkit-backdrop-filter:blur(12px);
}
.hd-cookie-line{margin:0 0 10px; font-size:.8rem; line-height:1.45; color:#5c5670;}
.hd-cookie-title{display:block; font-weight:800; font-size:.88rem; color:#1a1335; margin-bottom:3px; letter-spacing:-.02em;}
.hd-cookie-line a{color:#0d9488; font-weight:700; text-decoration:none; border-bottom:1px solid rgba(13,148,136,.3);}
.hd-cookie-line a:hover{border-bottom-color:#0d9488}
.hd-cookie-btns{display:flex; flex-wrap:wrap; align-items:center; gap:6px;}
.hd-cookie-btns button{
  border:0; border-radius:10px; padding:9px 12px; font:inherit;
  font-size:.78rem; font-weight:750; cursor:pointer; line-height:1.2; white-space:nowrap;
  transition:background .12s, box-shadow .12s, transform .1s;
}
.hd-cookie-btns button:active{transform:scale(.97)}
.hd-cookie-all{flex:1 1 auto; background:linear-gradient(135deg,#10a396,#0d8a7c); color:#fff; box-shadow:0 4px 12px rgba(13,148,136,.3);}
.hd-cookie-all:hover{box-shadow:0 6px 14px rgba(13,148,136,.36)}
.hd-cookie-necessary{flex:1 1 auto; background:#e0f2ee; color:#0a6e63;}
.hd-cookie-necessary:hover{background:#d3ebe6}
.hd-cookie-settings{flex:0 0 auto; background:#fff; color:#8b849c; border:1px solid #d7e9e5!important; min-width:36px; padding:9px 10px;}
.hd-cookie-settings:hover,.hd-cookie-settings.is-open{background:#eef8f5; color:#0d9488; border-color:#a8d8d0!important;}
.hd-cookie-save{flex:1 1 100%; background:#0f2e2a; color:#fff;}
.hd-cookie-save[hidden]{display:none!important}
.hd-cookie-panel{display:flex; flex-direction:column; gap:6px; margin-top:10px; padding-top:10px; border-top:1px solid #e4f2ef;}
.hd-cookie-panel[hidden]{display:none!important}
.hd-cookie-detail{margin:0 0 4px; font-size:.72rem; line-height:1.4; color:#6b6580;}
.hd-cookie-detail a{color:#0d9488;}
.hd-cookie-cat{display:flex; align-items:center; gap:8px; font-size:.78rem; color:#4d4763; cursor:pointer; padding:2px 0;}
.hd-cookie-cat input{position:absolute; opacity:0; pointer-events:none;}
.hd-cookie-box{width:16px; height:16px; border-radius:6px; border:1.5px solid #c4ddd8; background:#fff; flex:0 0 auto; position:relative; transition:background .12s, border-color .12s;}
.hd-cookie-cat input:checked + .hd-cookie-box{background:linear-gradient(135deg,#10a396,#0d8a7c); border-color:transparent;}
.hd-cookie-cat input:checked + .hd-cookie-box::after{content:''; position:absolute; left:5px; top:2px; width:4px; height:8px; border:solid #fff; border-width:0 2px 2px 0; transform:rotate(45deg);}
.hd-cookie-cat.is-locked .hd-cookie-box{background:#e0f2ee; border-color:#cde8e2;}
.hd-cookie-cat.is-locked .hd-cookie-box::after{content:''; position:absolute; left:5px; top:2px; width:4px; height:8px; border:solid #12a89b; border-width:0 2px 2px 0; transform:rotate(45deg);}

/* ── Виджет поддержки ──────────────────────────── */
.support-widget{position:fixed; right:18px; bottom:calc(18px + env(safe-area-inset-bottom,0px)); z-index:10020; display:flex; flex-direction:column; align-items:flex-end; gap:10px;}
.support-toggle{
  display:flex; align-items:center; gap:7px;
  background:linear-gradient(135deg,#0d9488,#2cb4a6); color:#fff; border:none;
  border-radius:28px; padding:9px 16px 9px 10px; cursor:pointer;
  font-size:14px; font-weight:700; font-family:inherit;
  box-shadow:0 4px 18px rgba(13,148,136,.4);
  transition:box-shadow .15s, transform .1s;
}
.support-toggle:hover{box-shadow:0 8px 24px rgba(13,148,136,.5);}
.support-toggle:active{transform:scale(.96);}
.support-toggle-icon{display:flex; align-items:center; justify-content:center; width:24px; height:24px; background:rgba(255,255,255,.22); border-radius:50%; font-size:13px; font-weight:800;}
.support-panel[hidden]{display:none!important}
.support-panel{
  width:min(340px, calc(100vw - 36px));
  height:420px; max-height:calc(100vh - 120px);
  background:#fff; border-radius:20px; overflow:hidden;
  box-shadow:0 24px 64px rgba(10,60,54,.3);
  display:flex; flex-direction:column;
  animation:hdCookieIn .25s cubic-bezier(.22,1,.36,1) both;
}
.support-panel-head{
  display:flex; align-items:center; justify-content:space-between;
  padding:13px 14px 12px;
  background:linear-gradient(135deg,#0d9488,#2cb4a6); color:#fff; flex-shrink:0;
}
.support-panel-head b{font-size:14px; font-weight:700;}
.support-close{width:26px; height:26px; background:rgba(255,255,255,.15); border:none; border-radius:50%; color:#fff; font-size:17px; cursor:pointer; display:flex; align-items:center; justify-content:center; flex-shrink:0; transition:background .12s;}
.support-close:hover{background:rgba(255,255,255,.28);}
.support-chat{flex:1; overflow-y:auto; padding:14px 12px 8px; display:flex; flex-direction:column; gap:10px; background:#f7fcfa;}
.support-msg{max-width:86%; padding:10px 14px; border-radius:16px; font-size:13.5px; line-height:1.5; animation:hdCookieIn .2s both;}
.support-msg-bot{align-self:flex-start; background:#fff; border:1px solid rgba(13,148,136,.16); border-bottom-left-radius:6px; color:#0f2e2a; box-shadow:0 2px 8px rgba(40,28,90,.05);}
.support-msg-user{align-self:flex-end; background:linear-gradient(135deg,#0d9488,#0d8a7c); color:#fff; border-bottom-right-radius:6px;}
.support-thinking{opacity:.7;}
.support-operator-btn{
  align-self:flex-start; background:#e0f2ee; color:#0a6e63; border:1.5px solid rgba(13,148,136,.28);
  border-radius:999px; padding:8px 18px; font:inherit; font-size:13px; font-weight:700; cursor:pointer;
  transition:background .12s;
}
.support-operator-btn:hover{background:#d3ebe6;}
.support-input-row{display:flex; gap:7px; padding:9px 10px 11px; border-top:1px solid rgba(13,148,136,.1); flex-shrink:0; background:#f7fcfa;}
.support-input{
  flex:1; border:1.5px solid rgba(13,148,136,.22); border-radius:20px;
  padding:8px 14px; font-size:13px; outline:none; color:#0f2e2a; background:#fff; font-family:inherit;
  transition:border-color .15s, box-shadow .15s;
}
.support-input:focus{border-color:#0d9488; box-shadow:0 0 0 3px rgba(13,148,136,.13);}
.support-send{width:36px; height:36px; border-radius:50%; background:linear-gradient(135deg,#0d9488,#0d8a7c); border:none; color:#fff; font-size:15px; font-weight:800; cursor:pointer; flex-shrink:0; display:flex; align-items:center; justify-content:center; box-shadow:0 4px 10px rgba(13,148,136,.3); transition:transform .1s;}
.support-send:active{transform:scale(.92);}

@media (max-width: 720px) {
  .hero-stats div { min-width: 110px; padding: 12px 16px; }
  .section { padding: 36px 0; }
  .header-nav { gap: 10px; }
  .header-nav > a:not(.btn) { display: none; }
  .support-panel { height: min(380px, calc(100vh - 150px)); }
}

/* ══ Коммерческие блоки лендинга (Ф2, claude-opus48) ══════════════ */
.eyebrow-line{text-transform:uppercase;letter-spacing:.12em;font-size:.74rem;font-weight:800;color:var(--violet);margin:0 0 10px}
.section-head{max-width:720px;margin-bottom:8px}
.mini-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:18px;margin-top:26px}
.mini-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius-md);padding:22px;box-shadow:var(--shadow-sm);transition:transform .18s,box-shadow .18s}
.mini-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-md)}
.mini-card .mc-ico{width:40px;height:40px;border-radius:12px;display:flex;align-items:center;justify-content:center;background:var(--violet-soft);font-size:20px;margin-bottom:12px}
.mini-card h3{margin:0 0 6px;font-size:1.02rem}
.mini-card p{margin:0;color:var(--muted);font-size:.92rem}

/* Две дорожки */
.tracks{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:22px;margin-top:26px}
.track-card{display:flex;flex-direction:column;gap:12px;padding:32px;position:relative;overflow:hidden}
.track-card::before{content:'';position:absolute;inset:0 0 auto 0;height:4px;background:var(--grad-primary)}
.track-card .track-ico{width:50px;height:50px;border-radius:16px;display:flex;align-items:center;justify-content:center;background:var(--violet-soft);font-size:24px}
.track-card h3{font-size:1.22rem;margin:4px 0 0}
.track-card p{flex:1;margin:0;color:var(--muted);font-size:.97rem}
.track-card .btn{align-self:flex-start;margin-top:8px}

/* Пример дохода */
.earn{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px;margin-top:24px}
.earn .card{text-align:center}
.earn-num{font-size:2rem;font-weight:800;letter-spacing:-.03em;color:var(--violet);display:block;margin-bottom:4px;line-height:1.1}
.note-inline{font-size:.85rem;color:var(--muted);margin-top:16px;max-width:720px}

/* Сравнение */
.compare-wrap{overflow-x:auto;margin-top:22px;-webkit-overflow-scrolling:touch}
.compare-table{width:100%;min-width:520px;border-collapse:collapse;background:var(--card);border:1px solid var(--line);border-radius:var(--radius-md);overflow:hidden}
.compare-table th,.compare-table td{padding:15px 20px;text-align:left;border-bottom:1px solid var(--line);font-size:.95rem}
.compare-table thead th{background:var(--violet-soft);color:var(--ink);font-size:.78rem;text-transform:uppercase;letter-spacing:.05em;font-weight:800}
.compare-table thead th.col-us{color:var(--violet-dark)}
.compare-table td.us{color:var(--violet-dark);font-weight:750}
.compare-table td.them{color:var(--muted)}
.compare-table td:first-child{font-weight:700;color:var(--ink)}
.compare-table tr:last-child td{border-bottom:0}

/* Шаги API (нумерованные) */
.api-steps{counter-reset:apistep;display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:18px;margin-top:24px}
.api-step{background:var(--card);border:1px solid var(--line);border-radius:var(--radius-md);padding:24px 22px 22px;box-shadow:var(--shadow-sm);position:relative}
.api-step::before{counter-increment:apistep;content:counter(apistep);position:absolute;top:-14px;left:22px;width:32px;height:32px;border-radius:10px;background:var(--grad-primary);color:#fff;font-weight:800;display:flex;align-items:center;justify-content:center;box-shadow:0 6px 16px rgba(13,148,136,.32)}
.api-step p{margin:10px 0 0;color:var(--muted);font-size:.94rem}