/* ===== АвтоконсьержАртур — премиум тёмная неоновая тема ===== */
:root{
  --bg:#070a0f;
  --bg-2:#0c1118;
  --card:#11161f;
  --card-2:#151c27;
  --line:#1e2735;
  --text:#eaf2ff;
  --muted:#8b97a8;
  --neon:#00e5ff;
  --neon-2:#19ff9a;
  --neon-3:#2b7bff;
  --gold:#ffd277;
  --shadow:0 10px 40px rgba(0,0,0,.55);
  --radius:18px;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:"Segoe UI",system-ui,-apple-system,Roboto,Arial,sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}

/* фон с неоновыми пятнами */
body::before{
  content:"";position:fixed;inset:0;z-index:-1;
  background:
    radial-gradient(900px 500px at 80% -10%, rgba(0,229,255,.10), transparent 60%),
    radial-gradient(700px 500px at -10% 20%, rgba(43,123,255,.10), transparent 60%),
    radial-gradient(800px 600px at 50% 120%, rgba(25,255,154,.07), transparent 60%);
}

.wrap{max-width:1140px;margin:0 auto;padding:0 20px}
section[id],footer[id]{scroll-margin-top:80px}

/* ===== Шапка ===== */
.nav{
  position:sticky;top:0;z-index:100;
  background:rgba(7,10,15,.82);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:66px}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;letter-spacing:.3px}
.brand .mark{
  width:34px;height:34px;border-radius:10px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--neon),var(--neon-3));
  color:#04121a;font-weight:900;font-size:18px;
  box-shadow:0 0 18px rgba(0,229,255,.5);
}
.brand b{color:var(--neon)}
.nav-links{display:flex;gap:6px;align-items:center}
.nav-links a{
  padding:9px 14px;border-radius:10px;color:var(--muted);font-weight:600;font-size:15px;
  transition:.2s;
}
.nav-links a:hover{color:var(--text);background:var(--card)}
.nav-links a.active{color:var(--neon)}
.nav-call{
  margin-left:8px;padding:10px 16px !important;border-radius:12px !important;
  background:linear-gradient(135deg,var(--neon),var(--neon-3));
  color:#04121a !important;font-weight:800 !important;
  box-shadow:0 0 18px rgba(0,229,255,.35);
}
.burger{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:8px}
.burger span{width:26px;height:2.5px;background:var(--text);border-radius:2px;transition:.25s}

/* мобильное меню */
@media(max-width:860px){
  .burger{display:flex}
  .nav-links{
    position:absolute;top:66px;left:0;right:0;
    flex-direction:column;align-items:stretch;gap:2px;
    background:rgba(8,11,17,.98);border-bottom:1px solid var(--line);
    padding:12px 16px 18px;transform:translateY(-130%);
    transition:transform .3s ease;box-shadow:var(--shadow);
  }
  .nav-links.open{transform:translateY(0)}
  .nav-links a{padding:13px 14px;font-size:16px}
  .nav-call{margin-left:0;text-align:center}
}

/* ===== Кнопки ===== */
.btn{
  display:inline-flex;align-items:center;gap:9px;justify-content:center;
  padding:15px 26px;border-radius:14px;font-weight:800;font-size:16px;
  border:0;cursor:pointer;transition:.2s;line-height:1;
}
.btn-call{
  background:linear-gradient(135deg,var(--neon),var(--neon-3));color:#04121a;
  box-shadow:0 0 26px rgba(0,229,255,.4);
}
.btn-call:hover{transform:translateY(-2px);box-shadow:0 0 36px rgba(0,229,255,.6)}
.btn-ghost{background:var(--card);color:var(--text);border:1px solid var(--line)}
.btn-ghost:hover{border-color:var(--neon);color:var(--neon)}
.btns{display:flex;gap:14px;flex-wrap:wrap}

/* мессенджеры */
.msgs{display:flex;gap:12px;flex-wrap:wrap;margin-top:18px}
.msg{
  display:inline-flex;align-items:center;gap:8px;
  padding:11px 18px;border-radius:12px;font-weight:700;font-size:15px;
  background:var(--card);border:1px solid var(--line);transition:.2s;
}
.msg:hover{border-color:var(--neon-2);transform:translateY(-2px)}
.msg .dot{width:9px;height:9px;border-radius:50%;background:var(--neon-2);box-shadow:0 0 10px var(--neon-2)}

/* ===== Hero ===== */
.hero{padding:74px 0 60px;text-align:center;position:relative;overflow:hidden;isolation:isolate}
.hero-bg{
  position:absolute;inset:0;width:100%;height:100%;
  object-fit:cover;object-position:center bottom;z-index:-2;
  animation:kenburns 32s ease-in-out infinite alternate;
}
.hero-overlay{
  position:absolute;inset:0;z-index:-1;
  background:linear-gradient(180deg,rgba(7,10,15,.42),rgba(7,10,15,.62) 55%,rgba(7,10,15,.86) 80%,var(--bg));
}
@keyframes kenburns{0%{transform:scale(1) translateY(0)}100%{transform:scale(1.14) translateY(-2.5%)}}
.eyebrow{
  display:inline-block;font-size:13px;font-weight:700;letter-spacing:2px;text-transform:uppercase;
  color:var(--neon);border:1px solid var(--line);border-radius:30px;padding:7px 16px;margin-bottom:22px;
  background:var(--card);
}
.hero h1{font-size:clamp(30px,6vw,56px);line-height:1.1;font-weight:900;letter-spacing:-.5px}
.hero h1 .hl{background:linear-gradient(135deg,var(--neon),var(--neon-2));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p.lead{max-width:680px;margin:20px auto 28px;font-size:clamp(17px,2.4vw,20px);color:var(--muted)}
.hero .btns{justify-content:center}

/* телефон строкой */
.phone-line{margin-top:26px;font-size:15px;color:var(--muted)}
.phone-line a{color:var(--neon);font-weight:800;font-size:19px;white-space:nowrap}

/* ===== Секции ===== */
.section{padding:62px 0}
.section.alt{background:var(--bg-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.sec-head{text-align:center;max-width:720px;margin:0 auto 44px}
.sec-head h2{font-size:clamp(26px,4.5vw,40px);font-weight:900;letter-spacing:-.4px}
.sec-head p{color:var(--muted);margin-top:12px;font-size:17px}
.sec-tag{color:var(--neon);font-weight:700;letter-spacing:2px;text-transform:uppercase;font-size:13px}

/* сетки карточек */
.grid{display:grid;gap:18px}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
@media(max-width:900px){.grid-3,.grid-4{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}}

.card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:26px 24px;transition:.25s;position:relative;overflow:hidden;
}
.card:hover{border-color:rgba(0,229,255,.45);transform:translateY(-4px);box-shadow:var(--shadow)}
.card .ico{
  width:50px;height:50px;border-radius:13px;display:grid;place-items:center;font-size:24px;
  background:linear-gradient(135deg,rgba(0,229,255,.18),rgba(43,123,255,.12));
  border:1px solid var(--line);margin-bottom:16px;
}
.card h3{font-size:19px;font-weight:800;margin-bottom:8px}
.card p{color:var(--muted);font-size:15px}

/* шаги */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;counter-reset:s}
@media(max-width:760px){.steps{grid-template-columns:1fr}}
.step{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:26px 24px;position:relative}
.step::before{
  counter-increment:s;content:"0" counter(s);
  font-size:44px;font-weight:900;color:transparent;
  background:linear-gradient(135deg,var(--neon),var(--neon-3));-webkit-background-clip:text;background-clip:text;
  display:block;margin-bottom:10px;line-height:1;
}
.step h3{font-size:18px;margin-bottom:6px}
.step p{color:var(--muted);font-size:15px}

/* список галочками */
.checks{list-style:none;display:grid;gap:12px}
.checks li{display:flex;gap:12px;align-items:flex-start;font-size:16px}
.checks li::before{
  content:"✓";flex:0 0 24px;width:24px;height:24px;border-radius:7px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--neon),var(--neon-2));color:#04121a;font-weight:900;font-size:14px;margin-top:2px;
}
.checks.cols{grid-template-columns:1fr 1fr}
@media(max-width:620px){.checks.cols{grid-template-columns:1fr}}

/* CTA-блок */
.cta{
  text-align:center;border-radius:24px;padding:56px 28px;margin:0 auto;
  background:linear-gradient(135deg,rgba(0,229,255,.12),rgba(43,123,255,.10));
  border:1px solid rgba(0,229,255,.3);position:relative;overflow:hidden;
}
.cta h2{font-size:clamp(24px,4vw,38px);font-weight:900;margin-bottom:12px}
.cta p{color:var(--muted);max-width:560px;margin:0 auto 26px;font-size:17px}
.cta .btns{justify-content:center}

/* двойная аудитория */
.aud{display:grid;grid-template-columns:1fr 1fr;gap:18px}
@media(max-width:680px){.aud{grid-template-columns:1fr}}
.aud .card .ico{background:linear-gradient(135deg,rgba(255,210,119,.2),rgba(0,229,255,.1))}

/* бейджи в наличии */
.badge{
  display:inline-flex;align-items:center;gap:7px;font-size:13px;font-weight:700;
  padding:5px 12px;border-radius:30px;background:rgba(25,255,154,.12);
  border:1px solid rgba(25,255,154,.35);color:var(--neon-2);
}

/* ===== Футер ===== */
.footer{background:var(--bg-2);border-top:1px solid var(--line);padding:50px 0 30px;margin-top:10px}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:34px}
@media(max-width:760px){.foot-grid{grid-template-columns:1fr;gap:26px}}
.footer h4{font-size:15px;margin-bottom:14px;color:var(--text)}
.footer p,.footer a{color:var(--muted);font-size:15px}
.footer a:hover{color:var(--neon)}
.foot-links{display:grid;gap:9px}
.foot-phone{font-size:22px;font-weight:900;color:var(--neon);display:inline-block;margin:6px 0 4px}
.foot-bottom{border-top:1px solid var(--line);margin-top:34px;padding-top:20px;text-align:center;color:var(--muted);font-size:13px}

/* плавающая кнопка звонка (мобайл) */
.fab{
  position:fixed;right:18px;bottom:18px;z-index:120;display:none;
  width:62px;height:62px;border-radius:50%;align-items:center;justify-content:center;
  background:linear-gradient(135deg,var(--neon),var(--neon-3));color:#04121a;font-size:28px;
  box-shadow:0 0 0 0 rgba(0,229,255,.6);animation:pulse 2s infinite;
}
@keyframes pulse{
  0%{box-shadow:0 0 0 0 rgba(0,229,255,.5)}
  70%{box-shadow:0 0 0 18px rgba(0,229,255,0)}
  100%{box-shadow:0 0 0 0 rgba(0,229,255,0)}
}
@media(max-width:860px){.fab{display:flex}}

.center{text-align:center}
.mt{margin-top:30px}

/* ===== Анимации ===== */
/* плавное появление контента hero */
.hero .eyebrow{animation:fadeUp .7s ease both}
.hero h1{animation:fadeUp .8s ease .1s both}
.hero .lead{animation:fadeUp .8s ease .2s both}
.hero .btns{animation:fadeUp .8s ease .3s both}
.hero .msgs,.hero .phone-line,.hero .badge{animation:fadeUp .8s ease .4s both}
@keyframes fadeUp{from{opacity:0;transform:translateY(26px)}to{opacity:1;transform:none}}

/* мерцающий неоновый градиент в заголовках */
.hl{
  background:linear-gradient(110deg,var(--neon),var(--neon-2),var(--neon-3),var(--neon));
  background-size:300% 100%;
  -webkit-background-clip:text;background-clip:text;color:transparent;
  animation:shine 7s linear infinite;
}
@keyframes shine{to{background-position:300% 0}}

/* пульс логотипа */
.brand .mark{animation:markGlow 3.5s ease-in-out infinite}
@keyframes markGlow{0%,100%{box-shadow:0 0 14px rgba(0,229,255,.35)}50%{box-shadow:0 0 26px rgba(0,229,255,.75)}}

/* появление блоков при скролле */
.reveal{opacity:0;transform:translateY(34px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:none}

/* лёгкий подъём иконок карточек при наведении */
.card .ico{transition:transform .25s ease,box-shadow .25s ease}
.card:hover .ico{transform:translateY(-3px);box-shadow:0 0 20px rgba(0,229,255,.35)}

/* плавающая кнопка — уже пульсирует; добавим лёгкое появление */
.fab{animation:pulse 2s infinite, fadeUp .5s ease both}

/* уважение к настройкам пользователя */
@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important}
  .reveal{opacity:1;transform:none}
}