/* ROIbooster — стили секций лендинга */

/* ===== ГЕРОЙ ===== */
.hero { padding-top:64px; padding-bottom:64px; overflow:hidden; }
.hero-top { display:flex; flex-direction:column; align-items:center; text-align:center; gap:22px; max-width:920px; margin:0 auto; }
.hero-top .h-display .accent { background:linear-gradient(100deg,var(--accent),#ff9b4d); -webkit-background-clip:text; background-clip:text; -webkit-text-fill-color:transparent; }
.hero-top .lead { max-width:62ch; font-size:19px; }
.hero-cta { display:flex; gap:14px; flex-wrap:wrap; justify-content:center; margin-top:4px; }

/* поток данных */
.flow { width:100%; max-width:1080px; margin:54px auto 0; position:relative; }
.flow-api { position:absolute; z-index:4; left:61.5%; top:50%; transform:translate(-50%,-235%);
  display:inline-flex; align-items:center; gap:7px; font-family:var(--mono); font-size:11px; font-weight:500; color:var(--good);
  background:rgba(10,10,11,.85); border:1px solid rgba(46,213,122,.4); padding:6px 12px; border-radius:9px; white-space:nowrap;
  box-shadow:0 6px 20px -8px rgba(0,0,0,.8); }
.flow-api .pip { background:var(--good); box-shadow:0 0 0 3px rgba(46,213,122,.18); }
.flow-grid { display:grid; grid-template-columns:1fr 1.05fr 1fr; align-items:center; gap:0; position:relative; z-index:2; }
.flow-col { display:flex; flex-direction:column; gap:11px; }
.flow-col.center { align-items:center; }
.src { display:flex; align-items:center; gap:12px; background:var(--surface); border:1px solid var(--line);
  border-radius:13px; padding:12px 16px; box-shadow:0 18px 40px -30px rgba(0,0,0,.8); }
.src .s-name { font-weight:700; font-size:15px; }
.src .s-sub { font-family:var(--mono); font-size:11px; color:var(--faint); }
.src .s-meta { margin-left:auto; text-align:right; }
.src .s-meta b { font-family:var(--mono); font-size:14px; color:var(--good); display:block; letter-spacing:-.02em; }
.src .s-meta span { font-size:10px; color:var(--faint); }
.hub { width:230px; text-align:center; background:radial-gradient(120% 120% at 50% 0%,rgba(255,92,53,.22),var(--surface) 60%);
  border:1.5px solid rgba(255,92,53,.5); border-radius:20px; padding:26px 22px;
  box-shadow:0 0 0 6px rgba(255,92,53,.06), 0 30px 70px -36px rgba(255,92,53,.6); }
.hub-mark { width:54px; height:54px; margin:0 auto 14px; border-radius:15px; background:linear-gradient(150deg,var(--accent),#ff8a3d);
  display:grid; place-items:center; box-shadow:0 12px 30px -10px rgba(255,92,53,.8); }
.hub-mark::before { content:""; width:19px; height:19px; border:4px solid var(--accent-ink); border-bottom-color:transparent;
  border-right-color:transparent; border-radius:3px; transform:rotate(45deg) translate(2px,2px); }
.hub-name { font-weight:800; font-size:18px; letter-spacing:-.02em; }
.hub-name b { color:var(--accent); }
.hub-role { font-family:var(--mono); font-size:11px; color:var(--muted); margin-top:6px; line-height:1.45; }
.hub-pill { display:inline-flex; align-items:center; gap:6px; margin-top:14px; font-family:var(--mono); font-size:10.5px;
  color:var(--good); background:var(--good-dim); border:1px solid rgba(46,213,122,.3); padding:5px 11px; border-radius:8px; }
.dst .d-card { background:linear-gradient(160deg,var(--good-dim),var(--surface) 70%); border:1px solid rgba(46,213,122,.35);
  border-radius:16px; padding:18px 20px; }
.dst .d-num { font-family:var(--mono); font-weight:700; font-size:40px; letter-spacing:-.03em; color:var(--good); line-height:1; }
.dst .d-lbl { font-size:13.5px; color:var(--muted); margin-top:9px; line-height:1.4; }
.dst .d-lbl b { color:var(--fg); }
.dst .d-row { display:flex; gap:9px; margin-top:14px; }
.dst .d-chip { flex:1; text-align:center; border:1px solid var(--line); border-radius:10px; padding:9px 6px; background:var(--surface); }
.dst .d-chip b { font-family:var(--mono); font-size:17px; display:block; letter-spacing:-.02em; }
.dst .d-chip span { font-size:10px; color:var(--faint); }
.flow svg.wires { position:absolute; inset:0; width:100%; height:100%; z-index:1; pointer-events:none; overflow:visible; }
.particle { fill:var(--accent); filter:drop-shadow(0 0 4px rgba(255,92,53,.85)); }
.particle.g { fill:oklch(0.78 0.16 158); filter:drop-shadow(0 0 5px oklch(0.78 0.16 158 / .9)); }
.emitters circle { filter:drop-shadow(0 0 5px rgba(255,92,53,.9)); }
.flow-labels { display:grid; grid-template-columns:1fr 1.05fr 1fr; margin-top:20px; }
.flow-labels .fl { text-align:center; padding:0 12px; }
.flow-labels .fl .kicker { display:block; margin-bottom:6px; }
.flow-labels .fl p { font-size:12.5px; color:var(--muted); max-width:26ch; margin:0 auto; line-height:1.45; }

/* лента статов */
.stat-strip { margin-top:46px; display:grid; grid-template-columns:1.25fr 1fr 1fr 1fr; gap:0; border:1px solid var(--line);
  border-radius:20px; overflow:hidden; background:var(--bg-2); }
.stat-strip .ss { padding:32px 28px; border-right:1px solid var(--line); display:flex; flex-direction:column; justify-content:center; gap:11px; }
.stat-strip .ss:last-child { border-right:none; }
.stat-strip .ss b { font-family:var(--mono); font-weight:700; font-size:clamp(36px,3.7vw,52px); letter-spacing:-.04em; display:block; line-height:.92; color:var(--fg); white-space:nowrap; }
.stat-strip .ss > span { font-size:14.5px; color:var(--muted); display:block; line-height:1.3; }
.stat-strip .ss.feat { background:radial-gradient(130% 140% at 0% 0%,rgba(255,92,53,.2),transparent 60%); position:relative; }
.stat-strip .ss.feat::after { content:""; position:absolute; left:0; top:20px; bottom:20px; width:3px; border-radius:3px; background:var(--accent); box-shadow:0 0 18px 1px rgba(255,92,53,.6); }
.stat-strip .ss.feat b { font-size:clamp(52px,5.4vw,74px); letter-spacing:-.05em; color:var(--accent); }
.stat-strip .ss.feat > span { color:var(--fg); font-weight:600; }

/* ===== ПРОБЛЕМА: КАК СЛИВАЮТ БЮДЖЕТ ===== */
.problem { background:linear-gradient(180deg,transparent,rgba(220,70,55,.04) 40%,transparent); }
.waste-wrap { display:grid; grid-template-columns:1.05fr 1fr; gap:48px; align-items:center; }
.toilet-card { background:var(--surface); border:1px solid var(--line); border-radius:22px; padding:30px; position:relative; overflow:hidden;
  box-shadow:0 40px 90px -50px rgba(0,0,0,.9); }
.toilet-card .tc-head { display:flex; align-items:center; justify-content:space-between; margin-bottom:22px; }
.tc-budget { font-family:var(--mono); font-size:13px; color:var(--faint); border:1px solid var(--line); padding:6px 12px; border-radius:8px; }
.creatives { display:flex; flex-direction:column; gap:10px; }
.cr { display:grid; grid-template-columns:50px 1fr auto; align-items:center; gap:14px; background:var(--surface-2);
  border:1px solid var(--line); border-radius:13px; padding:12px 16px; position:relative; }
.cr-thumb { width:50px; height:50px; display:block; flex:0 0 auto; border-radius:10px; overflow:hidden;
  background-image:repeating-linear-gradient(135deg,#2a2930 0 7px,#211f25 7px 14px); }
.cr-meta { min-width:0; display:flex; flex-direction:column; gap:6px; }
.cr-name { font-size:14px; font-weight:600; }
.cr-bar { height:6px; border-radius:4px; background:rgba(255,255,255,.08); overflow:hidden; }
.cr-bar i { display:block; height:100%; border-radius:4px; background:var(--faint); }
.cr-right { text-align:right; white-space:nowrap; }
.cr-right b { font-family:var(--mono); font-weight:700; font-size:15px; display:block; letter-spacing:-.02em; }
.cr-right span { font-size:10.5px; color:var(--faint); }
.cr.win { border-color:rgba(46,213,122,.45); background:linear-gradient(100deg,var(--good-dim),var(--surface-2) 60%); }
.cr.win .cr-bar i { background:var(--good); } .cr.win .cr-right b { color:var(--good); }
.cr.win .cr-thumb { background-image:repeating-linear-gradient(135deg,oklch(.5 .13 158) 0 7px,oklch(.42 .12 158) 7px 14px); }
.cr.lose { opacity:.74; } .cr.lose .cr-right b { color:var(--bad); } .cr.lose .cr-bar i { background:var(--bad); }
.cr-flag { font-family:var(--mono); font-size:9px; letter-spacing:.04em; text-transform:uppercase; padding:3px 8px; border-radius:6px;
  position:absolute; top:13px; right:96px; }
.cr.win .cr-flag { color:var(--good); background:var(--good-dim); } .cr.lose .cr-flag { color:var(--bad); background:var(--bad-dim); }
.tc-foot { margin-top:18px; padding-top:18px; border-top:1px dashed var(--line); display:flex; align-items:center; justify-content:space-between; }
.tc-foot .label { font-size:13px; color:var(--muted); }
.tc-foot .amount { font-family:var(--mono); font-weight:700; font-size:26px; color:var(--bad); letter-spacing:-.02em; }

.waste-copy { display:flex; flex-direction:column; gap:22px; }
.waste-chain { display:flex; flex-direction:column; gap:0; border:1px solid var(--line); border-radius:16px; overflow:hidden; }
.wc-row { display:flex; align-items:center; justify-content:space-between; padding:16px 20px; border-bottom:1px solid var(--line); }
.wc-row:last-child { border-bottom:none; }
.wc-row .wc-lbl { font-size:14px; color:var(--muted); }
.wc-row .wc-val { font-family:var(--mono); font-weight:700; font-size:20px; letter-spacing:-.02em; }
.wc-row.final { background:var(--bad-dim); }
.wc-row.final .wc-lbl { color:var(--fg); font-weight:700; font-family:var(--font); }
.wc-row.final .wc-val { font-size:28px; color:var(--bad); }

/* ===== ШАГИ ===== */
.steps { display:grid; grid-template-columns:repeat(4,1fr); gap:18px; }
.step { background:var(--surface); border:1px solid var(--line); border-radius:18px; padding:26px 24px; display:flex; flex-direction:column; gap:14px; position:relative; }
.step .step-n { font-family:var(--mono); font-size:13px; color:var(--accent); font-weight:700; }
.step .step-ico { width:46px; height:46px; border-radius:13px; background:var(--surface-2); border:1px solid var(--line-2); display:grid; place-items:center; font-size:22px; }
.step h4 { font-size:17px; font-weight:700; letter-spacing:-.02em; }
.step p { font-size:14px; color:var(--muted); line-height:1.5; }
.step .conn { position:absolute; top:50px; right:-13px; width:18px; height:2px; background:var(--line-2); z-index:2; }
.step:last-child .conn { display:none; }

/* ===== КАЛЬКУЛЯТОР ===== */
.calc { background:linear-gradient(180deg,var(--bg-2),transparent); }
.calc-grid { display:grid; grid-template-columns:1fr 1.15fr; gap:36px; align-items:stretch; }
.calc-panel { background:var(--surface); border:1px solid var(--line); border-radius:22px; padding:32px; }
.calc-field { margin-bottom:26px; }
.calc-field:last-child { margin-bottom:0; }
.calc-field .cf-top { display:flex; align-items:baseline; justify-content:space-between; margin-bottom:14px; }
.calc-field .cf-lbl { font-size:14.5px; font-weight:600; }
.calc-field .cf-val { font-family:var(--mono); font-weight:700; font-size:20px; color:var(--accent); letter-spacing:-.02em; }
input[type=range] { -webkit-appearance:none; appearance:none; width:100%; height:6px; border-radius:6px; background:var(--surface-2); outline:none; cursor:pointer; }
input[type=range]::-webkit-slider-thumb { -webkit-appearance:none; width:22px; height:22px; border-radius:50%; background:var(--accent);
  box-shadow:0 4px 14px -2px rgba(255,92,53,.8), 0 0 0 4px rgba(255,92,53,.18); cursor:pointer; transition:transform .12s; }
input[type=range]::-webkit-slider-thumb:hover { transform:scale(1.12); }
input[type=range]::-moz-range-thumb { width:22px; height:22px; border:none; border-radius:50%; background:var(--accent); cursor:pointer;
  box-shadow:0 4px 14px -2px rgba(255,92,53,.8), 0 0 0 4px rgba(255,92,53,.18); }
.cf-hint { font-size:12px; color:var(--faint); margin-top:9px; }

.calc-result { background:linear-gradient(165deg,rgba(255,92,53,.14),var(--surface) 55%); border:1px solid rgba(255,92,53,.34);
  border-radius:22px; padding:32px; display:flex; flex-direction:column; }
.calc-result .cr-kicker { font-family:var(--mono); font-size:12px; letter-spacing:.12em; text-transform:uppercase; color:var(--faint); }
.calc-waste { margin-top:14px; }
.calc-waste .cw-num { font-family:var(--mono); font-weight:700; font-size:clamp(44px,5vw,64px); color:var(--bad); letter-spacing:-.04em; line-height:1; }
.calc-waste .cw-lbl { font-size:14px; color:var(--muted); margin-top:8px; }
.calc-split { display:grid; grid-template-columns:1fr 1fr; gap:12px; margin:26px 0; }
.calc-split .cs { border:1px solid var(--line); border-radius:14px; padding:16px; background:rgba(0,0,0,.2); }
.calc-split .cs .cs-lbl { font-size:11.5px; color:var(--faint); margin-bottom:8px; }
.calc-split .cs .cs-val { font-family:var(--mono); font-weight:700; font-size:24px; letter-spacing:-.02em; }
.calc-gain { margin-top:auto; padding-top:24px; border-top:1px dashed var(--line); }
.calc-gain .cg-row { display:flex; align-items:center; justify-content:space-between; }
.calc-gain .cg-lbl { font-size:15px; font-weight:600; }
.calc-gain .cg-val { font-family:var(--mono); font-weight:700; font-size:30px; color:var(--good); letter-spacing:-.03em; }

/* ===== ПЛАТФОРМЫ ===== */
.plat-grid { display:grid; grid-template-columns:repeat(4,1fr); gap:16px; }
.plat-card { background:var(--surface); border:1px solid var(--line); border-radius:18px; padding:24px; display:flex; flex-direction:column; gap:14px; }
.plat-card h4 { font-size:16px; font-weight:700; }
.plat-card p { font-size:13px; color:var(--muted); line-height:1.5; }
.integ { margin-top:26px; display:flex; flex-wrap:wrap; gap:10px; align-items:center; }
.integ .chip { font-family:var(--mono); font-size:12.5px; color:var(--muted); border:1px solid var(--line); border-radius:9px; padding:8px 13px; background:var(--surface); }
.integ .chip b { color:var(--fg); }

/* ===== КЕЙСЫ ===== */
.case-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:18px; }
.case { background:var(--surface); border:1px solid var(--line); border-radius:18px; padding:26px; display:flex; flex-direction:column; gap:16px; }
.case .c-tag { font-family:var(--mono); font-size:11px; color:var(--faint); }
.case .c-niche { font-size:17px; font-weight:700; letter-spacing:-.02em; }
.case .c-metrics { display:flex; gap:22px; padding:16px 0; border-top:1px solid var(--line); border-bottom:1px solid var(--line); }
.case .c-m b { font-family:var(--mono); font-weight:700; font-size:26px; letter-spacing:-.03em; display:block; }
.case .c-m b.good { color:var(--good); } .case .c-m b.accent { color:var(--accent); }
.case .c-m span { font-size:11px; color:var(--faint); margin-top:3px; display:block; }
.case .c-quote { font-size:14px; color:var(--muted); line-height:1.55; }

/* ===== ОТЗЫВЫ ===== */
.tst-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:18px; }
.tst { background:var(--surface); border:1px solid var(--line); border-radius:18px; padding:26px; display:flex; flex-direction:column; gap:18px; }
.tst .t-text { font-size:15.5px; line-height:1.6; }
.tst .t-text b { color:var(--accent); }
.tst .t-author { display:flex; align-items:center; gap:12px; margin-top:auto; }
.tst .t-ava { width:42px; height:42px; border-radius:50%; background:linear-gradient(150deg,var(--surface-2),#2a2930); border:1px solid var(--line-2); flex:0 0 auto;
  display:grid; place-items:center; font-weight:800; font-size:15px; color:var(--muted); }
.tst .t-name { font-weight:700; font-size:14.5px; } .tst .t-role { font-size:12px; color:var(--faint); }

/* ===== FAQ ===== */
.faq { max-width:820px; margin:0 auto; display:flex; flex-direction:column; gap:12px; }
.faq details { background:var(--surface); border:1px solid var(--line); border-radius:14px; overflow:hidden; }
.faq details[open] { border-color:var(--line-2); }
.faq summary { list-style:none; cursor:pointer; padding:21px 24px; display:flex; align-items:center; justify-content:space-between; gap:16px;
  font-size:16.5px; font-weight:700; letter-spacing:-.01em; }
.faq summary::-webkit-details-marker { display:none; }
.faq summary .q-ico { width:26px; height:26px; flex:0 0 auto; border-radius:50%; border:1px solid var(--line-2); display:grid; place-items:center;
  position:relative; transition:transform .25s, border-color .2s; }
.faq summary .q-ico::before, .faq summary .q-ico::after { content:""; position:absolute; background:var(--fg); border-radius:2px; }
.faq summary .q-ico::before { width:11px; height:2px; } .faq summary .q-ico::after { width:2px; height:11px; transition:transform .25s; }
.faq details[open] summary .q-ico { transform:rotate(90deg); border-color:var(--accent); }
.faq details[open] summary .q-ico::after { transform:scaleY(0); }
.faq .ans { padding:0 24px 22px; color:var(--muted); font-size:15px; line-height:1.6; max-width:64ch; }

/* ===== ФИНАЛЬНЫЙ CTA ===== */
.cta-band { background:linear-gradient(150deg,rgba(255,92,53,.16),var(--bg-2) 60%); border:1px solid rgba(255,92,53,.3);
  border-radius:28px; padding:64px 56px; text-align:center; display:flex; flex-direction:column; align-items:center; gap:24px; position:relative; overflow:hidden; }
.cta-band::before { content:""; position:absolute; inset:0; background:radial-gradient(600px 300px at 50% -20%,rgba(255,92,53,.25),transparent 60%); pointer-events:none; }
.cta-band h2 { font-size:clamp(34px,4.4vw,56px); position:relative; }
.cta-band p { color:var(--muted); font-size:18px; max-width:52ch; position:relative; }
.cta-band .strike { color:var(--faint); text-decoration:line-through; text-decoration-color:var(--bad); text-decoration-thickness:5px; }

/* ===== ФУТЕР ===== */
.footer { border-top:1px solid var(--line); padding:48px 0; }
.footer .container { display:flex; align-items:center; justify-content:space-between; gap:24px; flex-wrap:wrap; }
.footer .f-copy { font-size:13px; color:var(--faint); }
.footer .f-links { display:flex; gap:24px; }
.footer .f-links a { font-size:13.5px; color:var(--muted); text-decoration:none; }
.footer .f-links a:hover { color:var(--fg); }

/* ===== ПЛАНШЕТ ===== */
@media (max-width:1024px) {
  .steps, .plat-grid { grid-template-columns:repeat(2,1fr); }
  .case-grid, .tst-grid { grid-template-columns:1fr; }
  .case-grid { grid-template-columns:repeat(3,1fr); }
  .stat-strip { grid-template-columns:1fr 1fr; }
  .stat-strip .ss:nth-child(2) { border-right:none; }
  .stat-strip .ss:nth-child(1), .stat-strip .ss:nth-child(2) { border-bottom:1px solid var(--line); }
  .step .conn { display:none; }
  .flow { margin-top:44px; }
}

/* ===== МОБИЛЬНЫЙ ===== */
@media (max-width:900px) {
  .flow-labels, .steps, .plat-grid, .case-grid, .tst-grid { grid-template-columns:1fr; }
  .waste-wrap, .calc-grid { grid-template-columns:1fr; gap:24px; }
  .stat-strip { grid-template-columns:1fr 1fr; }
  .stat-strip .ss { padding:24px 22px; }

  /* поток данных — вертикальный, со «струящимися» соединителями */
  .flow svg.wires, .flow-api { display:none; }
  .flow-grid { grid-template-columns:1fr; gap:0; max-width:440px; margin:0 auto; }
  .flow-col { gap:11px; }
  .hub { width:100%; max-width:340px; margin:0 auto; }
  .dst { max-width:380px; margin:0 auto; width:100%; }
  .flow-grid > .flow-col:not(:last-child)::after {
    content:""; width:3px; height:42px; margin:14px auto; border-radius:3px;
    background:repeating-linear-gradient(180deg, var(--accent) 0 5px, transparent 5px 13px);
    background-size:3px 13px; animation:flow-down .65s linear infinite;
  }
  .flow-grid > .flow-col.center::after {
    background:repeating-linear-gradient(180deg, var(--good) 0 5px, transparent 5px 13px);
    background-size:3px 13px;
  }
  .flow-labels { margin-top:30px; gap:18px; max-width:440px; margin-left:auto; margin-right:auto; }
  .flow-labels .fl { text-align:center; }
  .flow-labels .fl p { max-width:32ch; }

  .toilet-card, .calc-panel, .calc-result { padding:24px; }
  .case .c-metrics { gap:16px; }
  .footer .container { flex-direction:column; align-items:flex-start; gap:18px; }
}
@keyframes flow-down { to { background-position:0 13px; } }

/* ===== ЭМИТТЕРЫ НА КАРТОЧКАХ ИСТОЧНИКОВ ===== */
.src { position:relative; }
.s-emit {
  position:absolute; right:-6px; top:50%; transform:translateY(-50%);
  width:10px; height:10px; border-radius:50%; flex:0 0 auto;
  background:var(--accent);
  box-shadow:0 0 10px 2px rgba(255,92,53,0.8);
  z-index:8;
}
.s-emit::before, .s-emit::after {
  content:''; position:absolute; top:50%; left:50%;
  width:10px; height:10px; border-radius:50%;
  border:1.5px solid var(--accent);
  transform:translate(-50%,-50%) scale(0.6);
  animation:src-emit 1.4s ease-out infinite;
  opacity:0;
}
.s-emit::after { animation-delay:.55s; }
@keyframes src-emit {
  0%   { transform:translate(-50%,-50%) scale(0.6); opacity:0.9; }
  100% { transform:translate(-50%,-50%) scale(4); opacity:0; }
}
@media (prefers-reduced-motion:reduce) { .s-emit::before, .s-emit::after { animation:none; } }
@media (max-width:900px) { .s-emit { display:none; } }

/* ===== ВИЗУАЛЬНЫЕ THUMBNAILS КРЕАТИВОВ ===== */
.cr-art {
  background:none !important;
  background-image:none !important;
  padding:0;
}
.cr-art svg { width:100%; height:100%; display:block; }

@media (max-width:560px) {
  .stat-strip { grid-template-columns:1fr; }
  .stat-strip .ss { border-right:none; border-bottom:1px solid var(--line); padding:22px 22px; }
  .stat-strip .ss:last-child { border-bottom:none; }
  .stat-strip .ss b { font-size:clamp(40px,12vw,52px); }
  .stat-strip .ss.feat b { font-size:clamp(48px,15vw,66px); }
  .steps, .plat-grid { grid-template-columns:1fr; }
  .cr-flag { display:none; }
  .cr { grid-template-columns:44px 1fr auto; gap:11px; padding:11px 13px; }
  .cr-thumb { width:44px; height:44px; }
  .cr-right b { font-size:13.5px; }
  .tc-foot .amount { font-size:22px; }
  .waste-chain .wc-row.final .wc-val { font-size:24px; }
  .calc-split { grid-template-columns:1fr; }
  .integ .chip { font-size:11.5px; }
  .cta-band { padding:44px 26px; border-radius:22px; }
  .src .s-sub { display:none; }
}