:root{
    --bg: #060b14;
    --bg-2: #09111d;
    --surface: rgba(10, 18, 31, 0.70);
    --surface-strong: rgba(13, 24, 40, 0.92);
    --panel: #0d1726;
    --panel-2: #122033;
    --line: rgba(160, 196, 255, 0.12);
    --line-strong: rgba(160, 196, 255, 0.20);
    --text: #eef4ff;
    --muted: #9db0cf;
    --muted-2: #7f92af;
    --accent: #79e0ff;
    --accent-2: #8b7cff;
    --accent-3: #b8f6ff;
    --success: #8ff7b2;
    --danger: #ff8f9f;
    --shadow-sm: 0 8px 24px rgba(0,0,0,0.22);
    --shadow-md: 0 18px 44px rgba(0,0,0,0.30);
    --shadow-lg: 0 24px 70px rgba(0,0,0,0.40);
    --radius-xs: 10px;
    --radius-sm: 14px;
    --radius-md: 18px;
    --radius-lg: 24px;
    --radius-xl: 30px;
    --container: 1280px;
    --header-height: 92px;
    --transition: 180ms ease;
}

*,
*::before,
*::after{
    box-sizing:border-box;
}

html{
    scroll-behavior:smooth;
}

body{
    margin:0;
    font-family: Inter, Arial, Helvetica, sans-serif;
    color:var(--text);
    background:
        radial-gradient(circle at top left, rgba(121, 224, 255, 0.10), transparent 28%),
        radial-gradient(circle at top right, rgba(139, 124, 255, 0.10), transparent 26%),
        radial-gradient(circle at bottom center, rgba(121, 224, 255, 0.06), transparent 30%),
        linear-gradient(180deg, var(--bg) 0%, var(--bg-2) 100%);
    min-height:100vh;
}

img{
    max-width:100%;
    display:block;
}

a{
    color:inherit;
    text-decoration:none;
}

button,
input,
textarea,
select{
    font:inherit;
}

.container{
    width:min(var(--container), calc(100% - 32px));
    margin:0 auto;
}

/* =========================
   HEADER / NAV
========================= */

.site-header{
    position:sticky;
    top:0;
    z-index:1000;
    padding:14px 0;
    background:linear-gradient(to bottom, rgba(6,11,20,0.72), rgba(6,11,20,0.38));
    backdrop-filter: blur(22px) saturate(155%);
    -webkit-backdrop-filter: blur(22px) saturate(155%);
    border-bottom:1px solid rgba(255,255,255,0.04);
}

.site-header::before{
    content:"";
    position:absolute;
    inset:auto 0 0 0;
    height:1px;
    background:linear-gradient(
        90deg,
        transparent 0%,
        rgba(121, 224, 255, 0.18) 20%,
        rgba(139, 124, 255, 0.22) 50%,
        rgba(121, 224, 255, 0.18) 80%,
        transparent 100%
    );
    pointer-events:none;
}

.header-inner{
    min-height:calc(var(--header-height) - 28px);
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:20px;
    padding:10px 18px;
    border:1px solid rgba(255,255,255,0.06);
    background:
        linear-gradient(180deg, rgba(255,255,255,0.05), rgba(255,255,255,0.02)),
        rgba(8, 14, 25, 0.68);
    border-radius:24px;
    box-shadow:
        inset 0 1px 0 rgba(255,255,255,0.06),
        0 10px 30px rgba(0,0,0,0.24);
}

.brand{
    display:flex;
    align-items:center;
    gap:14px;
    flex-shrink:0;
    min-width:0;
}

.brand-mark{
    width:56px;
    height:56px;
    border-radius:18px;
    display:grid;
    place-items:center;
    font-weight:900;
    font-size:1.35rem;
    letter-spacing:-0.03em;
    color:#04101c;
    background:
        linear-gradient(135deg, var(--accent) 0%, var(--accent-3) 45%, #d8fbff 100%);
    box-shadow:
        inset 0 1px 0 rgba(255,255,255,0.70),
        0 10px 28px rgba(121, 224, 255, 0.24);
    position:relative;
    overflow:hidden;
}

.brand-mark::after{
    content:"";
    position:absolute;
    inset:-30%;
    background:linear-gradient(135deg, transparent 35%, rgba(255,255,255,0.55) 50%, transparent 65%);
    transform:rotate(18deg);
    opacity:0.7;
    pointer-events:none;
}

.brand-text{
    display:flex;
    flex-direction:column;
    line-height:1.02;
    min-width:0;
}

.brand-text strong{
    font-size:1.65rem;
    letter-spacing:-0.04em;
    color:#f5f9ff;
}

.brand-text small{
    margin-top:5px;
    color:var(--muted);
    font-size:0.96rem;
    letter-spacing:-0.01em;
}

.site-nav{
    display:flex;
    align-items:center;
    justify-content:flex-end;
    gap:6px;
    flex:1;
    min-width:0;
}

.site-nav > a,
.nav-dropdown-toggle{
    position:relative;
    display:inline-flex;
    align-items:center;
    justify-content:center;
    min-height:46px;
    padding:0 14px;
    border:none;
    border-radius:14px;
    background:transparent;
    color:#dbe7fb;
    font-size:0.96rem;
    font-weight:700;
    line-height:1;
    white-space:nowrap;
    cursor:pointer;
    transition:
        background var(--transition),
        color var(--transition),
        border-color var(--transition),
        transform var(--transition),
        box-shadow var(--transition);
}

.site-nav > a::before,
.nav-dropdown-toggle::before{
    content:"";
    position:absolute;
    inset:0;
    border-radius:inherit;
    border:1px solid transparent;
    transition:border-color var(--transition), background var(--transition), opacity var(--transition);
    pointer-events:none;
}

.site-nav > a:hover,
.nav-dropdown-toggle:hover{
    color:#ffffff;
    background:rgba(255,255,255,0.045);
    transform:translateY(-1px);
}

.site-nav > a:hover::before,
.nav-dropdown-toggle:hover::before{
    border-color:rgba(255,255,255,0.07);
}

.site-nav > a.active,
.nav-dropdown-menu a.active{
    color:#ffffff;
    background:
        linear-gradient(180deg, rgba(121,224,255,0.12), rgba(121,224,255,0.05));
    box-shadow:
        inset 0 1px 0 rgba(255,255,255,0.04),
        0 8px 24px rgba(0,0,0,0.12);
}

.site-nav > a.active::before{
    border-color:rgba(121, 224, 255, 0.20);
}

.nav-dropdown{
    position:relative;
}

.nav-dropdown-toggle{
    gap:8px;
}

.nav-dropdown-toggle[aria-expanded="true"]{
    color:#fff;
    background:rgba(255,255,255,0.05);
}

.caret{
    display:inline-block;
    font-size:0.78rem;
    color:var(--muted);
    transition:transform var(--transition), color var(--transition);
}

.nav-dropdown.open .caret,
.nav-dropdown:hover .caret{
    transform:rotate(180deg);
    color:#fff;
}

.nav-dropdown-menu{
    position:absolute;
    top:calc(100% + 12px);
    left:0;
    min-width:240px;
    padding:10px;
    border-radius:18px;
    border:1px solid rgba(255,255,255,0.07);
    background:
        linear-gradient(180deg, rgba(255,255,255,0.05), rgba(255,255,255,0.015)),
        rgba(9, 16, 28, 0.96);
    backdrop-filter: blur(24px) saturate(150%);
    -webkit-backdrop-filter: blur(24px) saturate(150%);
    box-shadow:
        inset 0 1px 0 rgba(255,255,255,0.04),
        0 20px 60px rgba(0,0,0,0.42);
    display:none;
}

.nav-dropdown:hover .nav-dropdown-menu,
.nav-dropdown.open .nav-dropdown-menu{
    display:block;
}

.nav-dropdown-menu a{
    display:flex;
    align-items:center;
    min-height:44px;
    padding:0 12px;
    border-radius:12px;
    color:#d9e7fb;
    font-weight:650;
    transition:background var(--transition), color var(--transition), transform var(--transition);
}

.nav-dropdown-menu a:hover{
    color:#fff;
    background:rgba(255,255,255,0.05);
    transform:translateX(2px);
}

.nav-cta{
    margin-left:10px;
    min-height:50px !important;
    padding:0 20px !important;
    border-radius:16px !important;
    color:#04101c !important;
    background:
        linear-gradient(135deg, #8dedff 0%, #79e0ff 45%, #b8f6ff 100%) !important;
    box-shadow:
        inset 0 1px 0 rgba(255,255,255,0.75),
        0 14px 32px rgba(121, 224, 255, 0.22),
        0 0 0 1px rgba(255,255,255,0.18);
    font-weight:900 !important;
    letter-spacing:-0.02em;
}

.nav-cta::before{
    border-color:transparent !important;
}

.nav-cta:hover{
    transform:translateY(-2px) scale(1.01);
    filter:brightness(1.03);
    box-shadow:
        inset 0 1px 0 rgba(255,255,255,0.82),
        0 18px 38px rgba(121, 224, 255, 0.28),
        0 0 0 1px rgba(255,255,255,0.22);
}

.nav-cta.active{
    background:
        linear-gradient(135deg, #8dedff 0%, #79e0ff 45%, #b8f6ff 100%) !important;
    color:#04101c !important;
}

.nav-toggle{
    display:none;
    width:50px;
    height:50px;
    padding:0;
    border:none;
    border-radius:16px;
    background:rgba(255,255,255,0.045);
    box-shadow: inset 0 1px 0 rgba(255,255,255,0.04);
    cursor:pointer;
    align-items:center;
    justify-content:center;
    flex-direction:column;
    gap:5px;
    flex-shrink:0;
    transition:background var(--transition), transform var(--transition);
}

.nav-toggle:hover{
    background:rgba(255,255,255,0.07);
    transform:translateY(-1px);
}

.nav-toggle span{
    width:21px;
    height:2px;
    border-radius:999px;
    background:#fff;
    display:block;
}

/* =========================
   HERO / PAGE BASICS
========================= */

.hero{
    padding:96px 0 72px;
}

.hero-card{
    position:relative;
    overflow:hidden;
    padding:42px;
    border-radius:30px;
    border:1px solid rgba(255,255,255,0.08);
    background:
        radial-gradient(circle at top right, rgba(121,224,255,0.12), transparent 26%),
        radial-gradient(circle at bottom left, rgba(139,124,255,0.12), transparent 30%),
        linear-gradient(180deg, rgba(255,255,255,0.04), rgba(255,255,255,0.015)),
        rgba(10,18,31,0.86);
    box-shadow: var(--shadow-lg);
}

.hero-kicker{
    display:inline-flex;
    align-items:center;
    gap:8px;
    min-height:36px;
    padding:0 14px;
    border-radius:999px;
    background:rgba(255,255,255,0.05);
    border:1px solid rgba(255,255,255,0.06);
    color:var(--accent-3);
    font-size:0.92rem;
    font-weight:700;
}

.hero h1{
    margin:18px 0 14px;
    max-width:960px;
    font-size:clamp(2.2rem, 4.6vw, 5rem);
    line-height:0.96;
    letter-spacing:-0.06em;
}

.hero p{
    max-width:820px;
    margin:0;
    color:var(--muted);
    font-size:1.08rem;
    line-height:1.75;
}

.hero-actions{
    display:flex;
    flex-wrap:wrap;
    gap:14px;
    margin-top:28px;
}

.btn{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    min-height:52px;
    padding:0 20px;
    border-radius:16px;
    border:1px solid rgba(255,255,255,0.08);
    background:rgba(255,255,255,0.04);
    color:#fff;
    font-weight:800;
    transition:transform var(--transition), background var(--transition), box-shadow var(--transition);
}

.btn:hover{
    transform:translateY(-2px);
    background:rgba(255,255,255,0.06);
}

.btn-primary{
    color:#04101c;
    background:linear-gradient(135deg, #8dedff 0%, #79e0ff 45%, #b8f6ff 100%);
    box-shadow:
        inset 0 1px 0 rgba(255,255,255,0.7),
        0 14px 32px rgba(121, 224, 255, 0.22);
    border:none;
}

.btn-primary:hover{
    filter:brightness(1.03);
    box-shadow:
        inset 0 1px 0 rgba(255,255,255,0.78),
        0 20px 38px rgba(121, 224, 255, 0.28);
}

.btn-secondary{
    background:rgba(255,255,255,0.04);
}

/* =========================
   SECTIONS / CARDS
========================= */

.section{
    padding:40px 0 64px;
}

.section-title{
    margin:0 0 18px;
    font-size:clamp(1.6rem, 3vw, 2.4rem);
    line-height:1.05;
    letter-spacing:-0.04em;
}

.section-lead{
    max-width:820px;
    margin:0 0 30px;
    color:var(--muted);
    line-height:1.75;
    font-size:1.03rem;
}

.grid{
    display:grid;
    gap:20px;
}

.grid-2{
    grid-template-columns:repeat(2, minmax(0, 1fr));
}

.grid-3{
    grid-template-columns:repeat(3, minmax(0, 1fr));
}

.grid-4{
    grid-template-columns:repeat(4, minmax(0, 1fr));
}

.card{
    position:relative;
    overflow:hidden;
    padding:24px;
    border-radius:22px;
    border:1px solid rgba(255,255,255,0.08);
    background:
        linear-gradient(180deg, rgba(255,255,255,0.035), rgba(255,255,255,0.015)),
        rgba(10,18,31,0.82);
    box-shadow: var(--shadow-md);
}

.card h3{
    margin:0 0 10px;
    font-size:1.25rem;
    letter-spacing:-0.03em;
}

.card p{
    margin:0;
    color:var(--muted);
    line-height:1.7;
}

.card:hover{
    transform:translateY(-2px);
    transition:transform var(--transition), box-shadow var(--transition);
    box-shadow:0 26px 60px rgba(0,0,0,0.34);
}

/* =========================
   CONTENT
========================= */

.page-header{
    padding:60px 0 24px;
}

.page-header h1{
    margin:0 0 12px;
    font-size:clamp(2rem, 4vw, 3.4rem);
    letter-spacing:-0.05em;
    line-height:1;
}

.page-header p{
    max-width:840px;
    margin:0;
    color:var(--muted);
    line-height:1.75;
}

.content-box{
    padding:28px;
    border-radius:24px;
    border:1px solid rgba(255,255,255,0.08);
    background:
        linear-gradient(180deg, rgba(255,255,255,0.035), rgba(255,255,255,0.015)),
        rgba(10,18,31,0.82);
    box-shadow: var(--shadow-md);
}

.content-box h2,
.content-box h3{
    margin-top:0;
    letter-spacing:-0.03em;
}

.content-box p,
.content-box li{
    color:var(--muted);
    line-height:1.8;
}

.content-box ul,
.content-box ol{
    padding-left:22px;
}

/* =========================
   FORMS
========================= */

.form-card{
    padding:28px;
    border-radius:24px;
    border:1px solid rgba(255,255,255,0.08);
    background:
        linear-gradient(180deg, rgba(255,255,255,0.035), rgba(255,255,255,0.015)),
        rgba(10,18,31,0.82);
    box-shadow: var(--shadow-md);
}

.form-grid{
    display:grid;
    grid-template-columns:repeat(2, minmax(0, 1fr));
    gap:18px;
}

.form-group{
    display:flex;
    flex-direction:column;
    gap:8px;
}

.form-group.full{
    grid-column:1 / -1;
}

label{
    font-size:0.95rem;
    font-weight:700;
    color:#eaf2ff;
}

input[type="text"],
input[type="email"],
input[type="url"],
input[type="tel"],
select,
textarea{
    width:100%;
    min-height:52px;
    padding:14px 16px;
    border-radius:16px;
    border:1px solid rgba(255,255,255,0.08);
    outline:none;
    color:#fff;
    background:rgba(255,255,255,0.035);
    transition:border-color var(--transition), box-shadow var(--transition), background var(--transition);
}

textarea{
    min-height:150px;
    resize:vertical;
}

input::placeholder,
textarea::placeholder{
    color:#7f93b1;
}

input:focus,
select:focus,
textarea:focus{
    border-color:rgba(121, 224, 255, 0.34);
    background:rgba(255,255,255,0.05);
    box-shadow:0 0 0 4px rgba(121, 224, 255, 0.10);
}

.form-actions{
    display:flex;
    flex-wrap:wrap;
    gap:14px;
    margin-top:22px;
}

.form-note{
    margin-top:14px;
    color:var(--muted-2);
    font-size:0.95rem;
    line-height:1.7;
}

.alert{
    margin-bottom:18px;
    padding:14px 16px;
    border-radius:16px;
    border:1px solid rgba(255,255,255,0.08);
    font-weight:700;
}

.alert-success{
    color:#dfffea;
    background:rgba(143, 247, 178, 0.10);
    border-color:rgba(143, 247, 178, 0.20);
}

.alert-error{
    color:#ffe2e6;
    background:rgba(255, 143, 159, 0.10);
    border-color:rgba(255, 143, 159, 0.20);
}

/* =========================
   TABLES / FAQ / LISTS
========================= */

.table-wrap{
    overflow:auto;
    border-radius:20px;
    border:1px solid rgba(255,255,255,0.08);
    background:rgba(10,18,31,0.78);
}

table{
    width:100%;
    border-collapse:collapse;
    min-width:680px;
}

th,
td{
    padding:16px 18px;
    text-align:left;
    border-bottom:1px solid rgba(255,255,255,0.06);
}

th{
    color:#fff;
    font-size:0.95rem;
    background:rgba(255,255,255,0.03);
}

td{
    color:var(--muted);
}

.faq-list{
    display:grid;
    gap:14px;
}

.faq-item{
    padding:22px;
    border-radius:20px;
    border:1px solid rgba(255,255,255,0.08);
    background:
        linear-gradient(180deg, rgba(255,255,255,0.03), rgba(255,255,255,0.015)),
        rgba(10,18,31,0.80);
}

.faq-item h3{
    margin:0 0 8px;
    font-size:1.08rem;
}

.faq-item p{
    margin:0;
    color:var(--muted);
    line-height:1.75;
}

/* =========================
   FOOTER
========================= */

.site-footer{
    padding:36px 0 60px;
    margin-top:40px;
}

.footer-box{
    display:flex;
    flex-wrap:wrap;
    justify-content:space-between;
    gap:18px;
    padding:24px 26px;
    border-radius:24px;
    border:1px solid rgba(255,255,255,0.08);
    background:
        linear-gradient(180deg, rgba(255,255,255,0.03), rgba(255,255,255,0.015)),
        rgba(10,18,31,0.78);
    box-shadow: var(--shadow-md);
}

.footer-box p{
    margin:0;
    color:var(--muted);
    line-height:1.7;
}

.footer-links{
    display:flex;
    flex-wrap:wrap;
    gap:14px;
}

.footer-links a{
    color:#dbe7fb;
    font-weight:700;
}

.footer-links a:hover{
    color:#fff;
}

/* =========================
   UTILITIES
========================= */

.text-center{
    text-align:center;
}

.text-muted{
    color:var(--muted);
}

.mt-0{ margin-top:0; }
.mb-0{ margin-bottom:0; }
.mb-16{ margin-bottom:16px; }
.mb-24{ margin-bottom:24px; }
.mb-32{ margin-bottom:32px; }

/* =========================
   RESPONSIVE
========================= */

@media (max-width: 1200px){
    .brand-text strong{
        font-size:1.42rem;
    }

    .brand-text small{
        font-size:0.88rem;
    }

    .site-nav > a,
    .nav-dropdown-toggle{
        padding:0 11px;
        font-size:0.92rem;
    }

    .nav-cta{
        padding:0 16px !important;
    }
}

@media (max-width: 1024px){
    .grid-4{
        grid-template-columns:repeat(2, minmax(0, 1fr));
    }

    .grid-3{
        grid-template-columns:repeat(2, minmax(0, 1fr));
    }

    .form-grid{
        grid-template-columns:1fr;
    }

    .brand-text small{
        display:none;
    }

    .nav-toggle{
        display:flex;
    }

    .site-nav{
        position:absolute;
        top:calc(100% + 10px);
        left:16px;
        right:16px;
        display:none;
        flex-direction:column;
        align-items:stretch;
        gap:8px;
        padding:14px;
        border-radius:22px;
        border:1px solid rgba(255,255,255,0.08);
        background:
            linear-gradient(180deg, rgba(255,255,255,0.04), rgba(255,255,255,0.015)),
            rgba(8, 14, 25, 0.96);
        backdrop-filter: blur(22px) saturate(150%);
        -webkit-backdrop-filter: blur(22px) saturate(150%);
        box-shadow:0 24px 70px rgba(0,0,0,0.40);
    }

    .site-nav.open{
        display:flex;
    }

    .site-nav > a,
    .nav-dropdown-toggle,
    .nav-cta{
        width:100%;
        justify-content:flex-start;
        min-height:50px;
        border-radius:14px;
    }

    .nav-cta{
        margin-left:0;
        justify-content:center !important;
    }

    .nav-dropdown{
        width:100%;
    }

    .nav-dropdown-menu{
        position:static;
        top:auto;
        left:auto;
        min-width:100%;
        margin-top:8px;
        display:none;
        padding:8px;
        border-radius:16px;
        box-shadow:none;
        background:rgba(255,255,255,0.03);
    }

    .nav-dropdown.open .nav-dropdown-menu{
        display:block;
    }

    .nav-dropdown:hover .nav-dropdown-menu{
        display:none;
    }

    .nav-dropdown.open:hover .nav-dropdown-menu{
        display:block;
    }
}

@media (max-width: 768px){
    .container{
        width:min(var(--container), calc(100% - 20px));
    }

    .site-header{
        padding:10px 0;
    }

    .header-inner{
        min-height:70px;
        padding:10px 12px;
        border-radius:20px;
    }

    .brand{
        gap:12px;
    }

    .brand-mark{
        width:48px;
        height:48px;
        border-radius:15px;
        font-size:1.12rem;
    }

    .brand-text strong{
        font-size:1.1rem;
    }

    .hero{
        padding:74px 0 52px;
    }

    .hero-card{
        padding:28px 22px;
        border-radius:22px;
    }

    .hero p,
    .section-lead,
    .page-header p,
    .content-box p,
    .content-box li{
        font-size:0.98rem;
    }

    .grid-2,
    .grid-3,
    .grid-4{
        grid-template-columns:1fr;
    }

    .card,
    .content-box,
    .form-card{
        padding:22px 18px;
        border-radius:20px;
    }

    .footer-box{
        padding:20px 18px;
        border-radius:20px;
    }
}

@media (max-width: 480px){
    .brand-text strong{
        font-size:1rem;
    }

    .hero-actions,
    .form-actions{
        flex-direction:column;
    }

    .btn,
    .btn-primary,
    .btn-secondary{
        width:100%;
    }
}