/* Байкал Way — главная (тёмная байкальская тема) */
:root{
  --bg0:#04101d; --bg1:#071c30; --bg2:#0b2a44; --bg3:#0f3a58;
  --ice:#bfe4ff; --accent:#2ea3f2; --accent2:#7fd4ff; --gold:#ffc94d; --gold2:#ffb01f;
  --text:#eaf3fb; --muted:#93b0c6; --line:rgba(127,212,255,.16);
  --r:18px; --shadow:0 20px 50px rgba(0,0,0,.45);
  --maxw:1240px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg0);color:var(--text);font-family:-apple-system,'Segoe UI',Roboto,Arial,sans-serif;line-height:1.6;overflow-x:hidden}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 22px}
.up{text-transform:uppercase;letter-spacing:.06em}

/* Кнопки */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;padding:15px 28px;border-radius:14px;font-weight:800;font-size:15px;cursor:pointer;border:0;transition:.2s;white-space:nowrap;text-transform:uppercase;letter-spacing:.04em}
.btn-gold{background:linear-gradient(180deg,var(--gold),var(--gold2));color:#2a1c00;box-shadow:0 12px 30px rgba(255,176,31,.35)}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 16px 40px rgba(255,176,31,.5)}
.btn-ghost{background:rgba(127,212,255,.08);color:var(--ice);border:1.5px solid var(--line)}
.btn-ghost:hover{background:rgba(127,212,255,.16)}
.btn-ice{background:linear-gradient(180deg,var(--accent2),var(--accent));color:#04121f;box-shadow:0 12px 30px rgba(46,163,242,.35)}
.btn-ice:hover{transform:translateY(-2px)}

/* Preloader */
#preloader{position:fixed;inset:0;z-index:99999;display:grid;place-items:center;background:radial-gradient(100% 100% at 50% 0%,#0e3a58 0%,#04101d 100%);transition:opacity .5s}
#preloader.hide{opacity:0;pointer-events:none}
.pre-logo{width:110px;height:110px;border-radius:30px;background:rgba(127,212,255,.08);border:1px solid var(--line);display:grid;place-items:center;margin:0 auto 18px;animation:pulse 3.6s ease-in-out infinite}
.pre-logo img{width:70px}
@keyframes pulse{0%,100%{transform:scale(1);box-shadow:0 0 0 0 rgba(46,163,242,.4)}50%{transform:scale(1.05);box-shadow:0 0 0 22px rgba(46,163,242,0)}}
.pre-text{color:var(--ice);font-weight:700;letter-spacing:.05em;text-align:center}
.pre-bar{width:180px;height:4px;border-radius:4px;background:rgba(127,212,255,.15);margin:16px auto 0;overflow:hidden}
.pre-bar i{display:block;height:100%;width:40%;border-radius:4px;background:linear-gradient(90deg,var(--accent),var(--accent2));animation:load 1.2s ease-in-out infinite}
@keyframes load{0%{margin-left:-40%}100%{margin-left:100%}}

/* Шапка */
header.site{position:sticky;top:0;z-index:100;backdrop-filter:blur(14px);background:rgba(4,16,29,.72);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;gap:26px;height:74px}
.brand{display:flex;align-items:center;gap:11px;font-weight:900;font-size:20px;letter-spacing:.02em}
.brand img{width:52px}
.nav-links{display:flex;gap:24px;font-weight:700;font-size:14px;color:var(--muted);text-transform:uppercase;letter-spacing:.04em}
.nav-links a:hover{color:var(--ice)}
.nav-right{margin-left:auto;display:flex;align-items:center;gap:16px}
.nav-phone{font-weight:800;color:var(--ice);white-space:nowrap}
@media(max-width:1080px){.nav-links{display:none}.nav-phone{display:none}}
@media(max-width:560px){.nav-right .btn{padding:12px 16px;font-size:13px}}

/* Hero */
.hero{position:relative;min-height:calc(100vh - 74px);display:flex;align-items:center;overflow:hidden}
.hero-bg{position:absolute;inset:0;background:url('/assets/img/baikal-hero.svg') center/cover no-repeat;z-index:0}
.hero-bg::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(4,16,29,.92) 0%,rgba(4,16,29,.6) 45%,rgba(4,16,29,.25) 100%)}
.hero .wrap{position:relative;z-index:2;display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center;padding-top:40px;padding-bottom:60px}
.kicker{display:inline-flex;align-items:center;gap:9px;padding:8px 16px;border-radius:100px;background:rgba(127,212,255,.1);border:1px solid var(--line);font-size:13px;font-weight:700;color:var(--ice);margin-bottom:22px;text-transform:uppercase;letter-spacing:.06em}
.kicker .dot{width:9px;height:9px;border-radius:50%;background:var(--gold);box-shadow:0 0 0 5px rgba(255,201,77,.18)}
.hero h1{font-size:clamp(30px,4.6vw,58px);line-height:1.06;margin:0 0 18px;font-weight:900;letter-spacing:-.01em}
.hero h1 em{font-style:normal;background:linear-gradient(120deg,var(--accent2),var(--ice));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p.lead{font-size:clamp(15px,1.4vw,18px);color:#c7dcec;max-width:560px;margin:0 0 30px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap}
.hero-facts{display:flex;gap:34px;margin-top:36px;flex-wrap:wrap}
.fact b{display:block;font-size:clamp(22px,2.4vw,30px);font-weight:900;color:#fff}
.fact span{font-size:13px;color:var(--muted)}

/* Радиальная кнопка "Заказать" */
.radial{position:relative;display:grid;place-items:center;justify-self:center}
.radial .ring{position:absolute;width:min(360px,80vw);aspect-ratio:1;border-radius:50%;border:1px dashed rgba(127,212,255,.3);animation:spin 40s linear infinite}
.radial .ring2{position:absolute;width:min(300px,66vw);aspect-ratio:1;border-radius:50%;border:1px solid rgba(127,212,255,.14)}
@keyframes spin{to{transform:rotate(360deg)}}
.radial .glow{position:absolute;width:min(340px,76vw);aspect-ratio:1;border-radius:50%;background:radial-gradient(circle,rgba(46,163,242,.35),transparent 62%)}
.radial .core{position:relative;z-index:2;width:min(210px,46vw);aspect-ratio:1;border-radius:50%;background:linear-gradient(180deg,var(--gold),var(--gold2));display:grid;place-items:center;text-align:center;color:#2a1c00;font-weight:900;text-transform:uppercase;box-shadow:0 22px 60px rgba(255,176,31,.45);transition:.25s;cursor:pointer}
.radial .core:hover{transform:scale(1.05)}
.radial .core small{display:block;font-size:12px;font-weight:700;letter-spacing:.08em;opacity:.75}
.radial .core b{font-size:clamp(20px,2.4vw,26px);letter-spacing:.02em}
.online-badge{position:absolute;bottom:6%;z-index:3;background:rgba(4,16,29,.85);border:1px solid var(--line);border-radius:100px;padding:9px 18px;font-size:13px;font-weight:700;display:flex;align-items:center;gap:9px;backdrop-filter:blur(6px)}
.online-badge .live{width:9px;height:9px;border-radius:50%;background:#35e07a;box-shadow:0 0 0 5px rgba(53,224,122,.18);animation:blink 1.6s infinite}
@keyframes blink{50%{opacity:.4}}
@media(max-width:900px){
  .hero .wrap{grid-template-columns:1fr;text-align:center;justify-items:center}
  .hero p.lead{margin-left:auto;margin-right:auto}
  .hero-actions,.hero-facts{justify-content:center}
  .radial{order:-1;margin-bottom:10px}
}

/* Секции */
section{padding:90px 0;position:relative}
.sec-head{text-align:center;max-width:720px;margin:0 auto 50px}
.sec-head .kicker{margin-bottom:16px}
.sec-head h2{font-size:clamp(26px,3.4vw,40px);margin:0 0 14px;font-weight:900;letter-spacing:-.01em}
.sec-head p{color:var(--muted);font-size:17px;margin:0}

/* Классы авто (карусель-табы) */
.classes{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center;background:linear-gradient(160deg,var(--bg1),var(--bg2));border:1px solid var(--line);border-radius:28px;padding:44px}
.class-tabs{display:flex;flex-direction:column;gap:8px}
.class-tab{padding:16px 20px;border-radius:14px;font-weight:800;font-size:17px;color:var(--muted);cursor:pointer;transition:.2s;border:1px solid transparent;text-transform:uppercase;letter-spacing:.03em;display:flex;justify-content:space-between;align-items:center}
.class-tab:hover{color:var(--ice);background:rgba(127,212,255,.05)}
.class-tab.active{color:#04121f;background:linear-gradient(120deg,var(--accent2),var(--accent));border-color:transparent}
.class-tab .p{font-size:14px;opacity:.85;font-weight:700}
.class-visual{position:relative;min-height:280px;display:grid;place-items:center}
.class-visual img{width:100%;max-width:520px;filter:drop-shadow(0 24px 40px rgba(0,0,0,.5));transition:.3s}
.class-desc{margin-top:18px;color:#c7dcec;text-align:center;font-size:15px;min-height:44px}
@media(max-width:820px){.classes{grid-template-columns:1fr;padding:26px 18px;gap:20px}.class-tabs{flex-direction:row;overflow-x:auto;gap:8px}.class-tab{white-space:nowrap;font-size:14px;padding:12px 16px}}

/* Шаги */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.step{background:linear-gradient(160deg,var(--bg1),var(--bg2));border:1px solid var(--line);border-radius:22px;padding:30px 26px;position:relative;overflow:hidden}
.step .n{font-size:56px;font-weight:900;line-height:1;background:linear-gradient(120deg,var(--accent2),var(--accent));-webkit-background-clip:text;background-clip:text;color:transparent;opacity:.55}
.step h3{margin:12px 0 10px;font-size:20px}
.step p{margin:0;color:var(--muted);font-size:15px}
@media(max-width:820px){.steps{grid-template-columns:1fr}}

/* Преимущества */
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.feat{background:rgba(127,212,255,.04);border:1px solid var(--line);border-radius:18px;padding:24px}
.feat .ic{font-size:30px;margin-bottom:12px}
.feat h3{margin:0 0 8px;font-size:18px}
.feat p{margin:0;color:var(--muted);font-size:14.5px}
@media(max-width:820px){.grid3{grid-template-columns:1fr}}

/* Приложение */
.app-cta{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center;background:linear-gradient(140deg,var(--bg2),var(--bg1));border:1px solid var(--line);border-radius:28px;padding:48px;position:relative;overflow:hidden}
.app-cta::before{content:"";position:absolute;right:-80px;top:-80px;width:320px;height:320px;border-radius:50%;background:radial-gradient(circle,rgba(46,163,242,.35),transparent 65%)}
.app-cta h2{font-size:clamp(24px,3vw,36px);margin:0 0 14px;position:relative}
.app-cta p{color:#c7dcec;margin:0 0 26px;position:relative}
.stores{display:flex;gap:14px;flex-wrap:wrap;position:relative}
.store{display:inline-flex;align-items:center;gap:12px;background:rgba(127,212,255,.08);border:1px solid var(--line);border-radius:14px;padding:13px 20px;font-weight:700;transition:.2s}
.store:hover{background:rgba(127,212,255,.16);transform:translateY(-2px)}
.store small{display:block;font-size:11px;color:var(--muted);font-weight:600;text-transform:uppercase;letter-spacing:.05em}
.store b{font-size:15px}
.phone{justify-self:center;width:220px;height:440px;border-radius:38px;background:#03101c;border:9px solid #12324c;box-shadow:0 30px 60px rgba(0,0,0,.55);position:relative;overflow:hidden}
.phone .scr{position:absolute;inset:0;background:linear-gradient(160deg,var(--bg3),var(--bg1));padding:28px 16px;display:flex;flex-direction:column;gap:10px}
.phone .notch{width:80px;height:7px;border-radius:6px;background:rgba(127,212,255,.3);margin:0 auto 20px}
.phone .chip{background:rgba(127,212,255,.1);border:1px solid var(--line);border-radius:12px;padding:12px;font-size:12px;font-weight:700;color:var(--ice)}
.phone .chip.big{background:var(--ice);color:#04121f}
.phone .chip.go{background:linear-gradient(180deg,var(--gold),var(--gold2));color:#2a1c00;text-align:center;margin-top:auto}
@media(max-width:820px){.app-cta{grid-template-columns:1fr;padding:30px}.phone{display:none}}

/* Контакты */
.contacts{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.contact-box{background:linear-gradient(160deg,var(--bg1),var(--bg2));border:1px solid var(--line);border-radius:22px;padding:34px}
.crow{display:flex;gap:16px;align-items:center;padding:15px 0;border-bottom:1px solid var(--line)}
.crow:last-child{border-bottom:0}
.crow .ic{width:48px;height:48px;border-radius:13px;background:rgba(127,212,255,.1);display:grid;place-items:center;font-size:22px}
.crow b{display:block;font-size:16px}
.crow span{color:var(--muted);font-size:14px}
@media(max-width:820px){.contacts{grid-template-columns:1fr}}

/* Footer */
footer{background:var(--bg0);border-top:1px solid var(--line);padding:56px 0 30px;color:var(--muted)}
.fcols{display:grid;grid-template-columns:2fr 1fr 1fr;gap:34px}
footer h4{color:#fff;font-size:15px;margin:0 0 14px;text-transform:uppercase;letter-spacing:.05em}
footer a{display:block;padding:5px 0;color:var(--muted)}
footer a:hover{color:var(--ice)}
.fbrand{display:flex;align-items:center;gap:21px;font-weight:900;font-size:20px;color:#fff;margin-bottom:22px}
.fbrand img{width:92px}
.legal{margin-top:34px;padding-top:22px;border-top:1px solid var(--line);font-size:12.5px;line-height:1.7;color:#6f8aa0}
@media(max-width:760px){.fcols{grid-template-columns:1fr}}

/* Мобильная нижняя панель */
.mobile-nav{position:fixed;left:0;right:0;bottom:0;z-index:100;display:none;background:rgba(4,16,29,.92);backdrop-filter:blur(14px);border-top:1px solid var(--line);padding:8px 6px calc(8px + env(safe-area-inset-bottom))}
.mobile-nav .in{display:flex;justify-content:space-around}
.mobile-nav a{flex:1;display:flex;flex-direction:column;align-items:center;gap:3px;font-size:11px;font-weight:700;color:var(--muted);text-transform:uppercase}
.mobile-nav a .ic{font-size:20px}
.mobile-nav a.hi{color:var(--gold)}
@media(max-width:820px){.mobile-nav{display:block}body{padding-bottom:70px}}