:root {
    --bg: #05070d;
    --bg2: #0c1020;
    --card: rgba(18, 22, 38, 0.82);
    --gold: #f6c75c;
    --gold2: #fff0a6;
    --white: #f5f7ff;
    --muted: #b8bfd3;
    --border: rgba(246, 199, 92, .22);
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: Arial, Helvetica, sans-serif;
    color: var(--white);
    background:
        radial-gradient(circle at 15% 10%, rgba(89, 65, 150, .20), transparent 30%),
        radial-gradient(circle at 85% 20%, rgba(246, 199, 92, .12), transparent 28%),
        linear-gradient(135deg, #03050a, #0a0d18 55%, #04050a);
    line-height: 1.75;
}

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

.container {
    width: min(1120px, 92%);
    margin: auto;
}

/* TOP BAR */
.topbar {
    position: sticky;
    top: 0;
    z-index: 999;
    background: rgba(3, 5, 10, .88);
    backdrop-filter: blur(15px);
    border-bottom: 1px solid var(--border);
}

.nav {
    min-height: 76px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 25px;
}

.brand {
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 800;
    letter-spacing: 1px;
}

.brand img {
    width: 52px;
    height: 52px;
    object-fit: contain;
    border-radius: 50%;
    filter: drop-shadow(0 0 12px rgba(246, 199, 92, .35));
}

.brand span {
    font-size: 21px;
}

.menu {
    display: flex;
    align-items: center;
    gap: 22px;
}

.menu a {
    color: var(--muted);
    font-size: 14px;
    transition: .25s;
}

.menu a:hover {
    color: var(--gold2);
}

/* HERO */
.hero {
    padding: 35px 0 65px;
}

.banner {
    position: relative;
    overflow: hidden;
    border-radius: 25px;
    border: 1px solid var(--border);
    box-shadow:
        0 25px 70px rgba(0,0,0,.55),
        0 0 50px rgba(246,199,92,.08);
}

.banner img {
    display: block;
    width: 100%;
    height: auto;
}

.hero-content {
    text-align: center;
    padding: 45px 20px 10px;
}

.eyebrow {
    color: var(--gold);
    text-transform: uppercase;
    letter-spacing: 3px;
    font-size: 12px;
    font-weight: bold;
}

h1 {
    margin: 10px 0;
    font-size: clamp(32px, 5vw, 58px);
    line-height: 1.15;
    background: linear-gradient(90deg, #fff, var(--gold2), var(--gold));
    -webkit-background-clip: text;
    color: transparent;
}

.hero-content p {
    max-width: 760px;
    margin: auto;
    color: var(--muted);
}

/* BUTTON */
.buttons {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 25px;
}

.btn {
    display: inline-block;
    padding: 12px 24px;
    border-radius: 999px;
    font-weight: 700;
    font-size: 14px;
    border: 1px solid var(--border);
    transition: .25s;
}

.btn-primary {
    background: linear-gradient(135deg, #f8d46d, #b77b18);
    color: #080808;
    box-shadow: 0 8px 25px rgba(246,199,92,.18);
}

.btn-secondary {
    background: rgba(255,255,255,.04);
    color: var(--white);
}

.btn:hover {
    transform: translateY(-2px);
}

/* CARDS */
.section {
    padding: 35px 0;
}

.section-title {
    text-align: center;
    margin-bottom: 30px;
}

.section-title h2 {
    font-size: clamp(25px, 4vw, 38px);
    margin-bottom: 8px;
}

.section-title p {
    color: var(--muted);
}

.grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.card {
    background: linear-gradient(
        145deg,
        rgba(255,255,255,.055),
        rgba(255,255,255,.015)
    );
    border: 1px solid var(--border);
    border-radius: 20px;
    padding: 25px;
    box-shadow: 0 15px 40px rgba(0,0,0,.22);
}

.icon {
    width: 48px;
    height: 48px;
    display: grid;
    place-items: center;
    border-radius: 14px;
    margin-bottom: 15px;
    overflow: hidden;
    border: 1px solid var(--border);
}

.icon img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.card h3 {
    margin-bottom: 8px;
    color: var(--gold2);
}

.card p {
    color: var(--muted);
    font-size: 14px;
}

/* ARTICLE */
.article {
    background: rgba(8,11,20,.72);
    border: 1px solid var(--border);
    border-radius: 24px;
    padding: clamp(25px, 5vw, 50px);
}

.article h2 {
    font-size: 30px;
    margin-bottom: 20px;
    color: var(--gold2);
}

.article h3 {
    margin: 28px 0 8px;
    color: var(--gold);
}

.article p {
    color: #c7ccda;
    margin-bottom: 15px;
}

.article strong {
    color: #fff;
}

.keyword-link {
    color: var(--gold2);
    font-weight: 700;
    border-bottom: 1px dashed var(--gold);
}

/* FAQ */
.faq {
    display: grid;
    gap: 13px;
}

details {
    background: rgba(255,255,255,.035);
    border: 1px solid var(--border);
    border-radius: 15px;
    padding: 18px 21px;
}

summary {
    cursor: pointer;
    font-weight: 700;
    color: var(--white);
}

details p {
    color: var(--muted);
    padding-top: 12px;
    font-size: 14px;
}

/* NOTICE */
.notice {
    margin-top: 30px;
    padding: 22px;
    border-left: 4px solid var(--gold);
    background: rgba(246,199,92,.055);
    border-radius: 12px;
    color: var(--muted);
    font-size: 14px;
}

/* FOOTER */
footer {
    margin-top: 60px;
    border-top: 1px solid var(--border);
    background: #03050a;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.4fr 1fr 1fr;
    gap: 35px;
    padding: 50px 0 35px;
}

footer h3 {
    color: var(--gold2);
    margin-bottom: 13px;
}

footer p,
footer li {
    color: #949caf;
    font-size: 14px;
}

footer ul {
    list-style: none;
}

footer li {
    margin-bottom: 8px;
}

footer a:hover {
    color: var(--gold2);
}

.copyright {
    padding: 20px 0;
    border-top: 1px solid rgba(255,255,255,.06);
    text-align: center;
    color: #72798a;
    font-size: 12px;
}

/* RESPONSIVE */
@media (max-width: 800px) {
    .menu {
        display: none;
    }

    .grid,
    .footer-grid {
        grid-template-columns: 1fr;
    }

    .hero {
        padding-top: 20px;
    }

    .banner {
        border-radius: 15px;
    }
}