/* sergeiai-hub — общий стиль. Палитра и шрифты унаследованы из portfolio (Центр-Движения). */
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
:root{
  --bg:#faf9f6; --ink:#16201c; --muted:#5c645f;
  --deep:#07281c; --deep2:#0a2e40; --deep3:#0f1a24;
  --accent:#1f9b6b; --accent-soft:rgba(31,155,107,.12);
  --line:rgba(16,32,28,.10); --card:#ffffff;
}
body{font-family:'DM Sans',system-ui,sans-serif;background:var(--bg);color:var(--ink);
  -webkit-font-smoothing:antialiased;line-height:1.65;overflow-x:hidden}
a{color:inherit;text-decoration:none}
::selection{background:var(--deep);color:#fff}
.serif{font-family:'Instrument Serif',Georgia,serif;font-weight:400;letter-spacing:-.01em}
.wrap{max-width:1080px;margin:0 auto;padding:0 24px}

/* ---- NAV ---- */
.nav{position:sticky;top:0;z-index:50;background:rgba(250,250,248,.85);
  backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav-in{display:flex;align-items:center;gap:8px;height:62px;max-width:1080px;margin:0 auto;padding:0 24px}
.brand{font-family:'Instrument Serif',serif;font-size:22px;margin-right:auto;color:var(--deep)}
.brand b{color:var(--accent)}
.nav a.tab{font-size:14px;padding:8px 12px;border-radius:9px;color:var(--muted);transition:.2s}
.nav a.tab:hover{background:var(--accent-soft);color:var(--deep)}
.nav a.tab.active{color:var(--deep);font-weight:600}
.nav a.tab.soon{opacity:.4;pointer-events:none}
.nav a.tab.soon::after{content:' скоро';font-size:10px;vertical-align:super;color:var(--accent)}

/* ---- HERO ---- */
.hero{background:linear-gradient(160deg,var(--deep) 0%,var(--deep2) 55%,var(--deep3) 100%);
  color:#fff;padding:96px 24px 88px;position:relative;overflow:hidden}
.hero::after{content:'';position:absolute;bottom:-200px;right:-120px;width:520px;height:520px;
  border-radius:50%;background:radial-gradient(circle,rgba(42,168,118,.10) 0%,transparent 60%)}
.hero .inner{max-width:760px;margin:0 auto;position:relative;z-index:1}
.hero .pill{display:inline-flex;align-items:center;gap:8px;border:1px solid rgba(255,255,255,.14);
  padding:7px 15px;border-radius:100px;font-size:13px;color:rgba(255,255,255,.6);margin-bottom:28px}
.hero .pill span{width:6px;height:6px;border-radius:50%;background:var(--accent)}
.hero h1{font-family:'Instrument Serif',serif;font-size:clamp(34px,6vw,56px);line-height:1.08;
  color:#fff;margin-bottom:22px}
.hero h1 em{font-style:italic;color:rgba(42,168,118,.85)}
.hero p{font-size:clamp(16px,2.4vw,19px);color:rgba(255,255,255,.5);max-width:560px;font-weight:300}

/* ---- VERTICAL CARDS ---- */
.section{padding-top:72px;padding-bottom:72px}
.eyebrow{font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--accent);margin-bottom:14px}
.h2{font-family:'Instrument Serif',serif;font-size:clamp(26px,4vw,38px);margin-bottom:10px}
.lead{color:var(--muted);max-width:620px;margin-bottom:40px}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:18px}
.vcard{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:28px;
  transition:.22s;display:flex;flex-direction:column;min-height:190px}
.vcard:hover{transform:translateY(-3px);box-shadow:0 14px 40px rgba(7,40,28,.10);border-color:transparent}
.vcard .ic{font-size:26px;margin-bottom:16px}
.vcard h3{font-size:20px;margin-bottom:6px}
.vcard p{color:var(--muted);font-size:14.5px;margin-bottom:18px;flex:1}
.vcard .go{font-size:14px;font-weight:600;color:var(--deep)}
.vcard.soon{opacity:.62}
.vcard.soon .go{color:var(--accent)}
.badge{align-self:flex-start;font-size:11px;letter-spacing:.06em;text-transform:uppercase;
  background:var(--accent-soft);color:var(--deep);padding:4px 10px;border-radius:100px;margin-bottom:16px}

/* ---- offer / lead-magnet blocks ---- */
.offers{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:18px}
.offer{border:1px solid var(--line);border-radius:16px;padding:26px;background:var(--card)}
.offer .tag{font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--accent);margin-bottom:10px}
.offer h3{font-size:19px;margin-bottom:8px}
.offer p{color:var(--muted);font-size:14.5px;margin-bottom:18px}
.btn{display:inline-flex;align-items:center;gap:8px;padding:12px 20px;border-radius:11px;
  font-size:14px;font-weight:600;transition:.2s;cursor:pointer;border:none}
.btn-pri{background:var(--accent);color:#fff}
.btn-pri:hover{background:#23925f}
.btn-gho{background:transparent;border:1px solid var(--line);color:var(--ink)}
.btn-gho:hover{border-color:var(--accent);color:var(--deep)}

/* ---- cases ---- */
.case{display:flex;gap:18px;align-items:flex-start;border:1px solid var(--line);border-radius:16px;
  padding:24px;background:var(--card);margin-bottom:16px}
.case .meta{flex:1}
.case h3{font-size:18px;margin-bottom:4px}
.case .where{font-size:13px;color:var(--accent);margin-bottom:10px}
.case p{color:var(--muted);font-size:14.5px}

/* ---- FOOTER ---- */
.foot{border-top:1px solid var(--line);padding:40px 24px;color:var(--muted);font-size:14px}
.foot-in{max-width:1080px;margin:0 auto;display:flex;flex-wrap:wrap;gap:16px;align-items:center}
.foot a{color:var(--deep)}
.foot .sp{margin-left:auto}

@media(max-width:640px){
  .nav-in{gap:6px;height:56px}
  .brand{font-size:17px;white-space:nowrap}
  .nav a.tab{padding:6px 6px;font-size:13px}
  .nav-cta{font-size:12.5px;padding:8px 13px;margin-left:6px;white-space:nowrap}
  .hero{padding:72px 20px 64px}
}

/* ===== ГАЙД / ТРИПВАЙЕР-СТРАНИЦА (формат Ивана) ===== */
.guide{max-width:760px;margin:0 auto;padding:56px 24px 24px}
.crumb{font-size:13px;color:var(--muted);margin-bottom:22px}
.crumb a:hover{color:var(--deep)}
.kicker{font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:var(--accent);margin:0 0 12px}
.guide h1{font-family:'Instrument Serif',serif;font-size:clamp(30px,5.5vw,46px);line-height:1.08;margin-bottom:20px}
.guide .lede{font-size:18px;color:var(--muted)}
.block{margin-top:46px}
.block h2{font-family:'Instrument Serif',serif;font-size:clamp(22px,3.6vw,30px);margin:6px 0 18px}
.guide p{margin-bottom:14px}
.hr{height:1px;background:var(--line);border:0;margin:44px 0}

.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:14px;margin:8px 0 18px}
.stat{border:1px solid var(--line);border-radius:14px;padding:22px;background:var(--card)}
.stat b{font-family:'Instrument Serif',serif;font-size:40px;color:var(--accent);display:block;line-height:1}
.stat span{font-size:13px;color:var(--muted);display:block;margin-top:8px}

.steps{list-style:none;counter-reset:s;display:grid;gap:16px}
.steps li{display:grid;grid-template-columns:38px 1fr;gap:14px;align-items:start}
.steps li::before{counter-increment:s;content:counter(s,decimal-leading-zero);font-family:'Instrument Serif',serif;font-size:20px;color:var(--accent)}
.steps h4{font-size:16px;margin-bottom:2px}
.steps p{color:var(--muted);font-size:14.5px;margin:0}

.checks{list-style:none;display:grid;gap:10px}
.checks li{padding-left:28px;position:relative}
.checks li::before{content:'✓';position:absolute;left:0;color:var(--accent);font-weight:700}

.rows{display:grid;gap:10px}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:16px;border:1px solid var(--line);border-radius:12px;padding:16px 18px;background:var(--card)}
.row2 .a{font-weight:600;font-size:14.5px}
.row2 .b{color:var(--muted);font-size:14.5px}

.cards2{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:14px}
.mc{border:1px solid var(--line);border-radius:12px;padding:18px;background:var(--card)}
.mc h4{font-size:15px;margin-bottom:6px}
.mc p{color:var(--muted);font-size:14px;margin:0}

.darks{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:14px}
.dk{background:var(--deep3);color:#fff;border-radius:14px;padding:20px}
.dk .t{font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--accent);margin-bottom:8px}
.dk p{color:rgba(255,255,255,.6);font-size:14px;margin:0}

.promptbox{position:relative;background:var(--deep3);color:#e9eef0;border-radius:14px;padding:22px;padding-top:46px;font-family:ui-monospace,Menlo,Consolas,monospace;font-size:13.5px;line-height:1.6;margin:8px 0}
.promptbox .ptext{white-space:pre-wrap}
.promptbox .copy{position:absolute;top:12px;right:12px;background:rgba(255,255,255,.1);color:#fff;border:1px solid rgba(255,255,255,.18);border-radius:8px;padding:6px 12px;font-size:12px;cursor:pointer}
.promptbox .copy:hover{background:rgba(255,255,255,.2)}

.cta-deep{background:linear-gradient(160deg,var(--deep) 0%,var(--deep3) 100%);color:#fff;border-radius:20px;padding:48px 32px;text-align:center;margin:56px auto 0;max-width:760px}
.cta-deep .kicker{color:var(--accent)}
.cta-deep h2{font-family:'Instrument Serif',serif;font-size:clamp(24px,4vw,34px);margin-bottom:14px}
.cta-deep p{color:rgba(255,255,255,.6);max-width:520px;margin:0 auto 24px}
.cta-deep .btn{background:#d2622e;color:#fff;font-size:15px;padding:15px 28px}
.cta-deep .btn:hover{background:#b9531f}
.cta-deep .small{font-size:13px;color:rgba(255,255,255,.4);margin-top:14px}

@media(max-width:560px){ .row2{grid-template-columns:1fr} }

/* ===== ШАПКА: CTA-кнопка (структура Ивана, наш цвет) ===== */
.nav-cta{margin-left:10px;background:var(--deep);color:#fff;padding:9px 16px;border-radius:100px;font-size:13.5px;font-weight:600;transition:.2s}
.nav-cta:hover{background:#0c3a2a;color:#fff}

/* ===== БЛОГ-ЛЕНТА (индекс гайдов, как у Ивана) ===== */
.chips{display:flex;gap:8px;flex-wrap:wrap;margin:4px 0 8px}
.chip{font-size:13px;padding:7px 14px;border-radius:100px;border:1px solid var(--line);color:var(--muted);cursor:pointer;transition:.2s;background:none}
.chip.on,.chip:hover{background:var(--deep);color:#fff;border-color:var(--deep)}
.posts{display:block;margin-top:8px}
.post{display:block;padding:28px 0;border-top:1px solid var(--line)}
.post:first-child{border-top:0}
.post .cat{font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--accent);margin-bottom:10px}
.post h3{font-family:'Instrument Serif',serif;font-size:clamp(22px,3.2vw,30px);line-height:1.14;margin-bottom:8px}
.post:hover h3{color:var(--deep)}
.post p{color:var(--muted);font-size:15px;margin-bottom:8px;max-width:680px}
.post .meta{font-size:13px;color:var(--muted)}
.post.soon{opacity:.55}

/* ===== БОГАТЫЙ ФУТЕР (как у Ивана) ===== */
.site-foot{border-top:1px solid var(--line);margin-top:72px;padding:48px 24px}
.site-foot-in{max-width:1080px;margin:0 auto;display:flex;flex-wrap:wrap;gap:32px;align-items:flex-start}
.site-foot .brandblock{max-width:300px}
.site-foot .brandblock b{font-family:'Instrument Serif',serif;font-size:21px;color:var(--deep);display:block;margin-bottom:8px}
.site-foot .brandblock span{font-size:14px;color:var(--muted)}
.site-foot .cols{margin-left:auto;display:flex;gap:56px;flex-wrap:wrap}
.site-foot .col h5{font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);margin-bottom:12px}
.site-foot .col a{display:block;font-size:14px;margin-bottom:9px;color:var(--ink)}
.site-foot .col a:hover{color:var(--accent)}
@media(max-width:640px){.site-foot .cols{margin-left:0;gap:36px}}

/* ===== ФУТЕР-ПРИЗЫВ В TELEGRAM ===== */
.foot-cta{background:linear-gradient(160deg,var(--deep) 0%,var(--deep3) 100%);color:#fff;border-radius:20px;max-width:1080px;margin:72px auto 0;padding:46px 32px;text-align:center}
.foot-cta .kicker{color:var(--accent)}
.foot-cta h3{font-family:'Instrument Serif',serif;font-size:clamp(22px,3.4vw,30px);margin-bottom:10px}
.foot-cta p{color:rgba(255,255,255,.55);max-width:480px;margin:0 auto 22px}

/* ===== МОДАЛКА-БОТ ПРИЁМА ЗАЯВОК ===== */
.modal-bg{position:fixed;inset:0;background:rgba(7,40,28,.45);backdrop-filter:blur(3px);display:none;align-items:center;justify-content:center;z-index:100;padding:20px}
.modal-bg.open{display:flex}
.modal{background:var(--card);border-radius:18px;max-width:440px;width:100%;padding:26px 28px 28px;box-shadow:0 24px 70px rgba(7,40,28,.32);max-height:calc(100vh - 40px);overflow-y:auto;-webkit-overflow-scrolling:touch}
.modal .mh{display:flex;align-items:center;gap:9px;margin-bottom:14px}
.modal .mh .dot{width:9px;height:9px;border-radius:50%;background:var(--accent)}
.modal .mh .mk{font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--accent)}
.modal .mh .x{margin-left:auto;background:none;border:none;font-size:24px;color:var(--muted);cursor:pointer;line-height:1}
.modal h3{font-family:'Instrument Serif',serif;font-size:25px;margin-bottom:6px}
.modal .sub{color:var(--muted);font-size:14.5px;margin-bottom:8px}
.modal label{display:block;font-size:13px;color:var(--muted);margin:14px 0 6px}
.modal textarea,.modal input{width:100%;border:1px solid var(--line);border-radius:10px;padding:11px 13px;font:inherit;font-size:14.5px;background:var(--bg);color:var(--ink);resize:vertical}
.modal textarea:focus,.modal input:focus{outline:none;border-color:var(--accent)}
.modal textarea.err,.modal input.err{border-color:#c0492e}
.modal .row{margin-top:18px}
.modal .row .btn{width:100%;justify-content:center}
.modal .ok{text-align:center;padding:10px 0 4px}
.modal .ok .big{font-family:'Instrument Serif',serif;font-size:27px;margin-bottom:8px}
.modal .mic{margin-left:8px;font-size:12px;padding:4px 11px;border:1px solid var(--line);border-radius:100px;background:none;color:var(--accent);cursor:pointer;vertical-align:middle}
.modal .mic:hover{border-color:var(--accent)}
.modal .mic.rec{background:#c0492e;color:#fff;border-color:#c0492e;animation:micpulse 1s infinite}
.modal .hint{font-size:12px;color:var(--muted);margin-top:6px}
.modal .rb{margin-top:14px;border:1px solid var(--line);border-radius:10px;padding:12px 14px;background:var(--bg)}
.modal .rl{font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);margin-bottom:4px}
.modal .rv{font-size:15px;white-space:pre-wrap;word-break:break-word}
.modal .row2btn{display:flex;gap:10px;margin-top:20px}
.modal .row2btn .btn{flex:1;justify-content:center}
@keyframes micpulse{0%,100%{opacity:1}50%{opacity:.55}}