:root {
    --gold: #d4af37;
    --gold-light: #f4e4bc;
    --gold-dark: #b8860b;
    --dark: #0f0f14;
    --darker: #08080c;
    --card: #13131a;
    --border: rgba(212,175,55,0.15);
    --text: #d0d0d0;
    --text-muted: #888;
}

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

html { scroll-behavior: smooth; }

body {
    font-family: 'Sarabun', sans-serif;
    background: var(--darker);
    color: var(--text);
    line-height: 1.8;
    overflow-x: hidden;
}

.wrap {
    max-width: 1140px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ─── HEADER ─── */
header {
    background: rgba(15,15,20,0.92);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    padding: 14px 0;
    position: sticky;
    top: 0;
    z-index: 100;
    border-bottom: 1px solid var(--border);
}

.head-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
}

.logo {
    font-size: 1.6rem;
    font-weight: 800;
    background: linear-gradient(135deg, #ffd700, #ff8c00);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.5px;
}

.cta-group { display: flex; gap: 10px; }

.btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 10px 28px;
    border-radius: 50px;
    font-weight: 700;
    font-size: 0.95rem;
    text-decoration: none;
    transition: all 0.25s ease;
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: linear-gradient(135deg, #ffd700 0%, #ff8c00 100%);
    color: #000;
    box-shadow: 0 4px 20px rgba(255,140,0,0.25);
}
.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(255,140,0,0.4);
}

.btn-outline {
    background: transparent;
    color: var(--gold);
    border: 2px solid rgba(212,175,55,0.5);
}
.btn-outline:hover {
    background: rgba(212,175,55,0.1);
    border-color: var(--gold);
}

.btn-lg {
    padding: 14px 40px;
    font-size: 1.05rem;
}

/* ─── HERO ─── */
.hero {
    padding: 80px 0 70px;
    text-align: center;
    position: relative;
    overflow: hidden;
}
.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    left: 50%;
    transform: translateX(-50%);
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(212,175,55,0.07) 0%, transparent 70%);
    pointer-events: none;
}
.hero::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--border), transparent);
}

.hero h1 {
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 800;
    line-height: 1.3;
    margin-bottom: 20px;
    color: #fff;
}
.hero h1 .highlight {
    background: linear-gradient(135deg, #ffd700, #ff8c00);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-sub {
    font-size: 1.15rem;
    color: var(--text-muted);
    max-width: 640px;
    margin: 0 auto 32px;
}

.hero-cta { display: flex; justify-content: center; gap: 14px; flex-wrap: wrap; }

/* ─── STATS BAR ─── */
.stats-bar {
    background: var(--card);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    padding: 28px 0;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    text-align: center;
}

.stat-num {
    font-size: 1.8rem;
    font-weight: 800;
    background: linear-gradient(135deg, #ffd700, #ff8c00);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-top: 4px;
}

/* ─── SECTIONS ─── */
.section {
    padding: 60px 0;
    position: relative;
}
.section::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80%;
    max-width: 600px;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--border), transparent);
}
.section:last-child::after { display: none; }

.section-header {
    text-align: center;
    margin-bottom: 40px;
}

.section h2 {
    font-size: 1.7rem;
    font-weight: 800;
    margin-bottom: 12px;
    color: #fff;
}
.section h2 .gold { color: var(--gold); }

.section-desc {
    color: var(--text-muted);
    max-width: 600px;
    margin: 0 auto;
}

.section h3 {
    font-size: 1.15rem;
    margin: 24px 0 10px;
    color: var(--gold-light);
}

.content-text {
    color: var(--text);
    margin-bottom: 16px;
}

/* ─── FEATURES GRID ─── */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 20px;
}

.feature-card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 28px 24px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}
.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, #ffd700, #ff8c00);
    opacity: 0;
    transition: opacity 0.3s ease;
}
.feature-card:hover {
    transform: translateY(-4px);
    border-color: rgba(212,175,55,0.3);
    box-shadow: 0 12px 40px rgba(0,0,0,0.3);
}
.feature-card:hover::before { opacity: 1; }

.feature-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    background: linear-gradient(135deg, rgba(255,215,0,0.15), rgba(255,140,0,0.08));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    margin-bottom: 16px;
}

.feature-card h3 {
    font-size: 1.05rem;
    color: #fff;
    margin: 0 0 8px;
    font-weight: 700;
}

.feature-card p {
    color: var(--text-muted);
    font-size: 0.9rem;
    line-height: 1.6;
    margin: 0;
}

/* ─── PROMO ─── */
.promo-card {
    background: linear-gradient(135deg, rgba(212,175,55,0.1) 0%, rgba(15,15,20,0.9) 100%);
    border: 1px solid rgba(212,175,55,0.25);
    border-radius: 20px;
    padding: 36px;
    position: relative;
    overflow: hidden;
}
.promo-card::before {
    content: '';
    position: absolute;
    top: -80px;
    right: -80px;
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, rgba(255,215,0,0.08), transparent 70%);
}

.date-badge {
    display: inline-block;
    background: rgba(255,215,0,0.12);
    border: 1px solid rgba(255,215,0,0.2);
    padding: 6px 18px;
    border-radius: 50px;
    font-size: 0.85rem;
    color: var(--gold);
    margin-bottom: 16px;
}

.promo-title {
    font-size: 1.3rem;
    font-weight: 800;
    color: #fff;
    margin-bottom: 10px;
}

.promo-desc {
    color: var(--text);
    margin-bottom: 20px;
}

/* ─── STEPS ─── */
.steps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 24px;
    counter-reset: step;
}

.step-card {
    text-align: center;
    padding: 24px 16px;
    position: relative;
}

.step-num {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: linear-gradient(135deg, #ffd700, #ff8c00);
    color: #000;
    font-weight: 800;
    font-size: 1.2rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 16px;
}

.step-card h3 {
    color: #fff;
    font-size: 1rem;
    margin: 0 0 8px;
}

.step-card p {
    color: var(--text-muted);
    font-size: 0.88rem;
    margin: 0;
}

/* ─── PROVIDERS ─── */
.providers-row {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    justify-content: center;
}

.provider-tag {
    background: var(--card);
    border: 1px solid var(--border);
    padding: 10px 22px;
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text);
    transition: all 0.2s ease;
}
.provider-tag:hover {
    border-color: var(--gold);
    color: var(--gold);
}

/* ─── REVIEWS ─── */
.reviews-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
}

.review-card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 24px;
    transition: all 0.3s ease;
}
.review-card:hover {
    border-color: rgba(212,175,55,0.3);
    transform: translateY(-2px);
}

.review-stars {
    color: #ffc107;
    font-size: 1rem;
    letter-spacing: 2px;
    margin-bottom: 12px;
}

.review-text {
    color: var(--text);
    font-size: 0.92rem;
    margin-bottom: 14px;
    line-height: 1.7;
    font-style: italic;
}

.review-author {
    font-weight: 700;
    color: var(--gold-light);
    font-size: 0.9rem;
}

/* ─── FAQ ─── */
.faq-list { max-width: 760px; margin: 0 auto; }

.faq-item {
    border-bottom: 1px solid var(--border);
    padding: 20px 0;
}

.faq-q {
    font-weight: 700;
    font-size: 1.05rem;
    color: #fff;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.faq-q::after {
    content: '+';
    font-size: 1.4rem;
    color: var(--gold);
    flex-shrink: 0;
    margin-left: 16px;
    transition: transform 0.2s ease;
}
.faq-item.open .faq-q::after {
    transform: rotate(45deg);
}

.faq-a {
    color: var(--text-muted);
    margin-top: 12px;
    font-size: 0.95rem;
    line-height: 1.7;
    display: none;
}
.faq-item.open .faq-a { display: block; }

/* ─── CTA BANNER ─── */
.cta-banner {
    text-align: center;
    padding: 60px 24px;
    background: linear-gradient(135deg, rgba(212,175,55,0.06) 0%, rgba(15,15,20,1) 100%);
    border-radius: 24px;
    margin: 20px 0;
    border: 1px solid var(--border);
}

.cta-banner h2 {
    font-size: 1.6rem;
    color: #fff;
    margin-bottom: 14px;
}

.cta-banner p {
    color: var(--text-muted);
    margin-bottom: 28px;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

/* ─── FOOTER ─── */
footer {
    padding: 40px 0 32px;
    text-align: center;
    color: var(--text-muted);
    font-size: 0.85rem;
    border-top: 1px solid var(--border);
    margin-top: 40px;
}
footer strong { color: var(--text); }

/* ─── RESPONSIVE ─── */
@media (max-width: 768px) {
    .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
    .hero { padding: 50px 0 40px; }
    .section { padding: 40px 0; }
    .promo-card { padding: 24px; }
    .features-grid { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
    .head-inner { justify-content: center; text-align: center; }
    .cta-group { width: 100%; justify-content: center; }
    .btn { padding: 10px 20px; font-size: 0.9rem; }
    .hero h1 { font-size: 1.6rem; }
    .stat-num { font-size: 1.4rem; }
}