:root{
    --bg:#0b1220;
    --bg-soft:#111a2e;
    --card:#151f36;
    --line:rgba(255,255,255,.08);
    --text:#eaf0ff;
    --muted:#9aa8c7;
    --accent:#19c37d;
    --accent-2:#0ea5e9;
    --accent-grad:linear-gradient(135deg,#19c37d 0%,#0ea5e9 100%);
    --radius:18px;
    --shadow:0 20px 60px rgba(0,0,0,.35);
    --container:1200px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
    font-family:'Manrope',system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
    background:var(--bg);
    color:var(--text);
    line-height:1.6;
    overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px}
.section{padding:90px 0}

/* Чередование фона секций */
.section-alt{background:var(--bg-soft)}

.section-head{max-width:760px;margin:0 auto 50px;text-align:center}
.section-head h2{font-size:clamp(28px,4vw,44px);font-weight:800;line-height:1.15;letter-spacing:-.02em}
.section-head h2 span{background:var(--accent-grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.section-head p{color:var(--muted);margin-top:14px;font-size:17px}

/* Header */
header{
    position:sticky;top:0;z-index:100;
    backdrop-filter:blur(14px);
    background:rgba(11,18,32,.72);
    border-bottom:1px solid var(--line);
}
.nav{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:14px 0}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:19px;letter-spacing:-.02em}
.logo-mark{
    width:38px;height:38px;border-radius:12px;background:var(--accent-grad);
    display:grid;place-items:center;color:#04121f;font-weight:900;
}
.nav-desktop ul{display:flex;gap:26px;list-style:none}
.nav-desktop a{color:var(--muted);font-size:15px;font-weight:600;transition:.2s}
.nav-desktop a:hover{color:#fff}
.nav-phone{display:flex;align-items:center;gap:14px}
.phone-link{
    display:inline-flex;align-items:center;gap:9px;
    font-weight:700;font-size:15px;color:#fff;
}
.phone-link i{color:var(--accent)}
.btn{
    display:inline-flex;align-items:center;justify-content:center;gap:10px;
    padding:13px 22px;border-radius:999px;font-weight:700;font-size:15px;
    border:none;cursor:pointer;transition:.25s;white-space:nowrap;
    font-family:inherit;
}
.btn-primary{background:var(--accent-grad);color:#04121f}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 12px 30px rgba(25,195,125,.35)}
.btn-ghost{background:transparent;color:#fff;border:1px solid var(--line)}
.btn-ghost:hover{border-color:var(--accent);color:var(--accent)}
.btn-block{width:100%;margin-top:8px}
.burger{display:none;background:none;border:none;color:#fff;font-size:22px;cursor:pointer}

/* Компактная кнопка "Заказать звонок" в шапке */
.nav-phone .btn-primary{
    padding:10px 18px;
    font-size:14px;
}

/* Dropdown (десктоп) */
.dropdown{position:relative}
.dropdown-toggle{display:inline-flex;align-items:center;gap:8px}
.dropdown-toggle i{font-size:12px;transition:transform .25s}
.dropdown:hover .dropdown-toggle i{transform:rotate(180deg)}
.dropdown-menu{
    position:absolute;top:calc(100% + 10px);right:0;
    min-width:240px;
    background:var(--card);
    border:1px solid var(--line);
    border-radius:14px;
    padding:8px;
    box-shadow:var(--shadow);
    display:flex;flex-direction:column;gap:4px;
    opacity:0;visibility:hidden;transform:translateY(-8px);
    transition:.25s;
    z-index:120;
}
.dropdown:hover .dropdown-menu,
.dropdown:focus-within .dropdown-menu{
    opacity:1;visibility:visible;transform:translateY(0);
}
.dropdown-menu a{
    padding:11px 14px;border-radius:10px;
    font-size:14px;font-weight:600;color:var(--text);
    transition:.2s;
}
.dropdown-menu a:hover{background:rgba(25,195,125,.12);color:var(--accent)}

/* Мобильное меню */
.mobile-menu{
    display:none;
    flex-direction:column;
    background:var(--bg-soft);
    border-top:1px solid var(--line);
    border-bottom:1px solid var(--line);
    padding:8px 0 14px;
    position:absolute;
    top:100%;
    left:0;
    right:0;
    z-index:110;
}
.mobile-menu.open{display:flex}
.mobile-menu a{
    display:block;
    padding:14px 20px;
    color:var(--text);
    font-size:16px;
    font-weight:600;
    border-bottom:1px solid var(--line);
    transition:.2s;
}
.mobile-menu a:last-of-type{border-bottom:none}
.mobile-menu a:hover{color:var(--accent)}

/* Модалка */
.modal{
    position:fixed;inset:0;z-index:1000;
    display:none;
    align-items:center;justify-content:center;
    padding:20px;
}
.modal.open{display:flex}
.modal-overlay{
    position:absolute;inset:0;
    background:rgba(5,10,20,.7);
    backdrop-filter:blur(6px);
}
.modal-window{
    position:relative;
    z-index:1;
    width:100%;
    max-width:440px;
    background:linear-gradient(180deg,var(--card),#0e1729);
    border:1px solid var(--line);
    border-radius:20px;
    padding:32px 28px;
    box-shadow:var(--shadow);
    animation:modalIn .25s ease;
}
@keyframes modalIn{
    from{opacity:0;transform:translateY(10px)}
    to{opacity:1;transform:translateY(0)}
}
.modal-close{
    position:absolute;top:12px;right:14px;
    width:36px;height:36px;border-radius:50%;
    background:rgba(255,255,255,.06);
    border:1px solid var(--line);
    color:#fff;font-size:22px;line-height:1;
    cursor:pointer;transition:.2s;
}
.modal-close:hover{background:rgba(255,255,255,.14)}
.modal-window h3{font-size:22px;margin-bottom:6px}
.modal-subtitle{color:var(--muted);font-size:14px;margin-bottom:22px}
.form-field{display:flex;flex-direction:column;gap:6px;margin-bottom:14px}
.form-field label{font-size:13px;color:var(--muted);font-weight:600}
.form-field input{
    width:100%;
    padding:12px 14px;
    border-radius:12px;
    border:1px solid var(--line);
    background:rgba(255,255,255,.03);
    color:#fff;
    font-size:15px;
    font-family:inherit;
    transition:.2s;
}
.form-field input:focus{
    outline:none;
    border-color:var(--accent);
    background:rgba(25,195,125,.05);
}
.form-field input::placeholder{color:#5a6785}
.form-status{
    margin-top:12px;
    font-size:14px;
    text-align:center;
    min-height:20px;
}
.form-status.success{color:var(--accent)}
.form-status.error{color:#ef4444}
.form-policy{
    margin-top:12px;
    font-size:11px;
    color:var(--muted);
    text-align:center;
    line-height:1.4;
}
.honeypot{
    position:absolute;
    left:-9999px;
    width:1px;height:1px;
    opacity:0;pointer-events:none;
}
body.modal-open{overflow:hidden}

/* Floating call */
.call-float{
    position:fixed;right:22px;bottom:22px;z-index:90;
    width:58px;height:58px;border-radius:50%;
    background:var(--accent-grad);color:#04121f;
    display:grid;place-items:center;font-size:22px;
    box-shadow:0 12px 30px rgba(25,195,125,.45);
    transition:.25s;
}
.call-float:hover{transform:scale(1.08)}

/* CTA / Контакты */
.cta{
    background:linear-gradient(135deg,rgba(25,195,125,.14),rgba(14,165,233,.14));
    border:1px solid rgba(25,195,125,.28);
    border-radius:28px;
    padding:50px;
    text-align:center;
}
.cta h2{
    font-size:clamp(26px,4vw,40px);
    font-weight:800;
    margin-bottom:14px;
}
.cta p{
    color:var(--muted);
    max-width:560px;
    margin:0 auto 30px;
    font-size:17px;
}
.cta-actions{
    display:flex;
    gap:14px;
    justify-content:center;
    flex-wrap:wrap;
}

/* Футер */
footer{border-top:1px solid var(--line);padding:44px 0 30px;background:var(--bg-soft)}
.footer-simple{text-align:center}
.footer-simple .logo{justify-content:center}
.footer-simple p{color:var(--muted);font-size:14px;margin-top:6px}
.footer-bottom{
    margin-top:36px;
    padding-top:24px;
    border-top:1px solid var(--line);
    text-align:center;
}
.footer-bottom p{color:var(--muted);font-size:13px}

/* FAQ */
.faq{
    max-width:860px;
    margin:0 auto;
    display:grid;
    gap:14px;
}
.faq-item{
    background:var(--card);
    border:1px solid var(--line);
    border-radius:16px;
    overflow:hidden;
}
.faq-q{
    width:100%;
    background:none;
    border:none;
    color:#fff;
    text-align:left;
    padding:22px 24px;
    font-size:16px;
    font-weight:700;
    cursor:pointer;
    display:flex;
    justify-content:space-between;
    align-items:center;
    gap:16px;
    font-family:inherit;
}
.faq-q i{
    color:var(--accent);
    transition:.25s;
    flex-shrink:0;
}
.faq-item.open .faq-q i{
    transform:rotate(45deg);
}
.faq-a{
    max-height:0;
    overflow:hidden;
    transition:max-height .35s ease;
    color:var(--muted);
    font-size:15px;
}
.faq-a div{
    padding:0 24px 22px;
}
.faq-item.open .faq-a{
    max-height:400px;
}

.faq-item{
    background:var(--card);
    border:1px solid var(--line);
    border-radius:16px;
    overflow:hidden;
    transition:.25s;
}
.faq-item:hover{
    border-color:rgba(25,195,125,.4);
}

/* ================= MOBILE ================= */
@media (max-width: 760px){
    .container{padding:0 16px}
    .section{padding:64px 0}

    /* Header */
    .nav{padding:12px 0;gap:12px}
    .logo{font-size:17px}
    .logo-mark{width:34px;height:34px;border-radius:10px}

    .nav-desktop{display:none}
    .nav-phone .phone-link{display:none}
    .nav-phone .btn-primary{display:none}
    .burger{display:block}

    .btn{padding:12px 20px;font-size:14px}

    /* Модалка */
    .modal-window{padding:26px 20px;border-radius:16px;max-width:100%}
    .modal-window h3{font-size:20px}
    .modal-subtitle{font-size:13px;margin-bottom:18px}
    .form-field input{font-size:16px}
    .form-policy{font-size:10px}

    /* Floating call */
    .call-float{
        right:16px;bottom:16px;
        width:52px;height:52px;
        font-size:20px;
    }

    /* CTA */
    .cta{padding:34px 22px;border-radius:20px}
    .cta h2{font-size:22px}
    .cta p{font-size:15px;margin-bottom:22px}
    .cta-actions{flex-direction:column;gap:10px}
    .cta-actions .btn{width:100%;justify-content:center}

    /* Футер */
    footer{padding:32px 0 20px}
    .footer-simple p{font-size:13px}
    .footer-bottom{margin-top:24px;padding-top:16px}
    .footer-bottom p{font-size:11px}

    /* FAQ */
    .faq{gap:10px}
    .faq-q{padding:18px 18px;font-size:15px}
    .faq-a{font-size:14px}
    .faq-a div{padding:0 18px 18px}
}
/* Подсказка под label */
.form-hint{
    font-size:12px;
    color:var(--muted);
    margin-top:4px;
    line-height:1.4;
}

.form-hint-accent{
    color:var(--accent);
    font-weight:600;
}

/* Подсказка в label */
.form-hint-inline{
    display:block;
    font-size:11px;
    color:var(--muted);
    font-weight:400;
    margin-top:2px;
    line-height:1.4;
}

/* Блок-подсказка с иконкой */
.form-tip{
    display:flex;
    align-items:flex-start;
    gap:8px;
    margin-top:8px;
    padding:10px 12px;
    background:rgba(25,195,125,.08);
    border:1px solid rgba(25,195,125,.25);
    border-radius:10px;
    font-size:12px;
    color:var(--accent);
    line-height:1.4;
}
.form-tip i{
    margin-top:2px;
    flex-shrink:0;
    font-size:14px;
}
@media (max-width: 760px){
    .form-hint{font-size:11px}
    .form-tip{font-size:11px;padding:8px 10px}
}section