:root {
    --primary: #40C6F2;
    --black: #111111;
    --dark: #1C1C1C;
    --mid: #2B2B2B;
    --light: #F5F5F5;
    --white: #ffffff;
    --shadow: 0 14px 36px rgba(17, 17, 17, .10);
    --radius: 18px;
}
* {
    box-sizing: border-box;
}
html {
    scroll-behavior: smooth;
}
body {
    margin: 0;
    font-family: Arial, Helvetica, sans-serif;
    color: var(--black);
    background: var(--light);
    line-height: 1.65;
}
a {
    color: inherit;
    text-decoration: none;
}
img {
    max-width: 100%;
    height: auto;
    display: block;
}
header, .site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(255,255,255,.96);
    border-bottom: 1px solid rgba(17,17,17,.08);
    backdrop-filter: blur(10px);
}
.header-inner {
    width: min(1180px, calc(100% - 28px));
    margin: 0 auto;
    min-height: 72px;
    display: grid;
    grid-template-columns: 44px 1fr 44px;
    align-items: center;
    gap: 10px;
}
.logo {
    justify-self: center;
    display: inline-flex;
    align-items: center;
}
.logo img {
    width: 132px;
    max-height: 52px;
    object-fit: contain;
}
.main-nav, .header-actions {
    display: none;
}
nav a {
    font-weight: 700;
}
.mobile-menu-toggle {
    width: 42px;
    height: 42px;
    border: 0;
    border-radius: 14px;
    background: var(--primary);
    color: #ffffff;
    font-size: 24px;
    line-height: 1;
    cursor: pointer;
    box-shadow: var(--shadow);
}
.mobile-nav {
    display: none;
    width: min(680px, calc(100% - 28px));
    margin: 0 auto 12px;
    padding: 12px;
    background: #ffffff;
    border-radius: 16px;
    box-shadow: var(--shadow);
    gap: 8px;
}
.mobile-nav.is-open {
    display: grid;
}
.mobile-nav a {
    padding: 12px 14px;
    border-radius: 12px;
    background: var(--light);
}
.mobile-actions {
    width: min(520px, calc(100% - 28px));
    margin: 0 auto 14px;
    display: flex;
    justify-content: center;
    gap: 10px;
}
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 46px;
    padding: 12px 22px;
    border-radius: 999px;
    background: linear-gradient(135deg, var(--primary), #178fbe);
    color: #ffffff;
    font-weight: 800;
    border: none;
    box-shadow: 0 10px 24px rgba(64, 198, 242, .28);
    transition: transform .2s ease, box-shadow .2s ease;
}
.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 14px 32px rgba(64, 198, 242, .35);
}
.btn-secondary {
    background: linear-gradient(135deg, #2B2B2B, #111111);
}
.btn-small {
    min-height: 40px;
    padding: 9px 18px;
    font-size: 14px;
}
.container {
    width: min(1120px, calc(100% - 28px));
    margin: 0 auto;
}
section {
    padding: 48px 0;
}
.hero, .banner {
    background: radial-gradient(circle at top left, rgba(64,198,242,.45), transparent 35%), linear-gradient(135deg, #ffffff, #eefaff 62%, rgba(64,198,242,.18));
    padding: 52px 0 42px;
}
.hero-grid {
    display: grid;
    gap: 28px;
    align-items: center;
}
.hero h1, .page-hero h1 {
    margin: 0 0 16px;
    font-size: clamp(32px, 8vw, 58px);
    line-height: 1.08;
    letter-spacing: -1px;
}
.hero p, .lead {
    font-size: 18px;
    color: #3b3b3b;
    margin: 0 0 20px;
}
.hero-image {
    background: rgba(255,255,255,.72);
    padding: 18px;
    border-radius: 28px;
    box-shadow: var(--shadow);
}
.tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 22px;
}
.tag {
    background: rgba(64,198,242,.16);
    border: 1px solid rgba(64,198,242,.35);
    color: #075670;
    padding: 9px 12px;
    border-radius: 999px;
    font-weight: 700;
    font-size: 14px;
}
.grid {
    display: grid;
    gap: 18px;
}
.card {
    background: #ffffff;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 24px;
    border: 1px solid rgba(17,17,17,.06);
}
.card h2, .card h3 {
    margin-top: 0;
}
.notice {
    background: linear-gradient(135deg, rgba(64,198,242,.16), #ffffff);
    border-left: 5px solid var(--primary);
    padding: 18px;
    border-radius: 16px;
    margin: 22px 0;
    box-shadow: var(--shadow);
}
.faq {
    display: grid;
    gap: 14px;
}
.faq-item {
    background: #ffffff;
    padding: 20px;
    border-radius: 16px;
    box-shadow: var(--shadow);
}
.faq-item h2, .faq-item h3 {
    margin: 0 0 8px;
    font-size: 19px;
}
.page-hero {
    padding: 44px 0;
    background: linear-gradient(135deg, #ffffff, rgba(64,198,242,.18));
}
.breadcrumbs {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    color: #555;
    margin-top: 16px;
}
.breadcrumbs a {
    color: #006c92;
    font-weight: 700;
}
.steps {
    counter-reset: step;
    display: grid;
    gap: 16px;
}
.step {
    position: relative;
    padding-left: 64px;
}
.step::before {
    counter-increment: step;
    content: counter(step);
    position: absolute;
    left: 0;
    top: 20px;
    width: 42px;
    height: 42px;
    border-radius: 50%;
    background: var(--primary);
    color: #ffffff;
    display: grid;
    place-items: center;
    font-weight: 900;
}
.footer {
    background: var(--dark);
    color: #ffffff;
    padding: 42px 0 0;
}
.footer-grid {
    display: grid;
    gap: 24px;
}
.footer a {
    display: block;
    color: #ffffff;
    opacity: .88;
    margin: 8px 0;
}
.footer-bottom {
    margin-top: 28px;
    padding: 16px;
    text-align: center;
    background: rgba(0,0,0,.25);
    color: rgba(255,255,255,.85);
}
@media (min-width: 768px) {
    .header-inner {
        grid-template-columns: auto 1fr auto;
        min-height: 82px;
        gap: 26px;
    }
    .mobile-menu-toggle, .mobile-nav, .mobile-actions {
        display: none;
    }
    .logo {
        justify-self: start;
    }
    .logo img {
        width: 154px;
    }
    .main-nav {
        display: flex;
        justify-content: center;
        align-items: center;
        gap: 28px;
    }
    .main-nav a {
        padding: 8px 0;
        color: var(--mid);
    }
    .header-actions {
        display: flex;
        gap: 10px;
        justify-content: flex-end;
    }
    .hero-grid {
        grid-template-columns: 1.05fr .95fr;
    }
    .grid.cols-2 {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
    .grid.cols-3 {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
    .footer-grid {
        grid-template-columns: 1.5fr .8fr 1.2fr;
    }
}
@media (min-width: 1024px) {
    .header-inner {
        width: min(1240px, calc(100% - 64px));
    }
    section {
        padding: 64px 0;
    }
    .hero {
        padding: 76px 0 68px;
    }
    .card {
        padding: 30px;
    }
}