:root {
  --color-primary: #e8a020;
  --color-primary-dark: #c88510;
  --color-primary-soft: rgba(232,160,32,0.12);
  --color-secondary: #1a3a5c;
  --color-accent: #f0c040;
  --color-bg: #0e1a2e;
  --color-bg-soft: #142236;
  --color-surface: #1a2d48;
  --color-surface-strong: #203550;
  --color-card: #162a42;
  --color-card-alt: #1e3450;
  --color-border: rgba(232,160,32,0.18);
  --color-border-strong: rgba(232,160,32,0.35);
  --color-text: #e8edf3;
  --color-text-soft: #a0b0c8;
  --color-text-muted: #708098;
  --color-success: #22c55e;
  --color-warning: #f59e0b;
  --color-danger: #ef4444;
  --color-footer-bg: #0a1220;
  --color-footer-text: #8898b0;
  --gradient-hero: linear-gradient(135deg, #0e1a2e 0%, #1a2d48 50%, #203550 100%);
  --gradient-button: linear-gradient(135deg, #e8a020, #f0c040);
  --gradient-button-hover: linear-gradient(135deg, #c88510, #e8a020);
  --gradient-cta: linear-gradient(135deg, #162a42, #1a3a5c);
  --shadow-header: 0 2px 20px rgba(0,0,0,0.3);
  --shadow-card: 0 4px 20px rgba(0,0,0,0.2);
  --shadow-card-hover: 0 8px 32px rgba(0,0,0,0.3);
  --shadow-button: 0 2px 10px rgba(232,160,32,0.25);
  --shadow-soft: 0 2px 8px rgba(0,0,0,0.15);
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-pill: 50px;
  --radius-card: 14px;
  --motion-fast: 0.15s;
  --motion-normal: 0.25s;
  --motion-slow: 0.4s;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--color-bg); color: var(--color-text); font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, "Noto Sans Bengali", sans-serif; font-size: 16px; line-height: 1.7; overflow-x: hidden; }
a { color: var(--color-primary); text-decoration: none; transition: color var(--motion-fast); }
a:hover { color: var(--color-accent); }
img { max-width: 100%; height: auto; display: block; }
h1, h2, h3, h4 { line-height: 1.3; color: #fff; }
h1 { font-size: clamp(1.8rem, 4vw, 2.8rem); margin: 0 0 1rem; }
h2 { font-size: clamp(1.4rem, 3vw, 2rem); margin: 0 0 0.8rem; }
h3 { font-size: clamp(1.1rem, 2vw, 1.4rem); margin: 0 0 0.5rem; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }

/* HEADER */
.site-header { position: sticky; top: 0; z-index: 1000; background: rgba(14,26,46,0.95); backdrop-filter: blur(12px); border-bottom: 1px solid var(--color-border); }
.header-inner { width: 100%; max-width: none; padding: 0 clamp(10px,1.2vw,20px); min-height: 68px; display: flex; align-items: center; gap: clamp(10px,1vw,18px); }
.brand-wrap { flex: 0 0 auto; margin-right: clamp(4px,.8vw,14px); }
.site-logo { display: block; width: auto; height: clamp(32px,3vw,42px); max-width: clamp(118px,10vw,168px); object-fit: contain; }
.primary-nav { flex: 1 1 auto; min-width: 0; display: flex; align-items: center; justify-content: center; flex-wrap: nowrap; gap: clamp(6px,.72vw,14px); white-space: nowrap; overflow: visible; }
.primary-nav a { flex: 0 1 auto; min-width: 0; padding: 9px clamp(6px,.65vw,12px); font-size: clamp(13px,.84vw,15px); line-height: 1; white-space: nowrap; color: var(--color-text-soft); font-weight: 500; border-radius: var(--radius-sm); transition: all var(--motion-fast); }
.primary-nav a:hover, .primary-nav a.active { color: var(--color-primary); }
.header-actions { flex: 0 0 auto; margin-left: auto; display: flex; align-items: center; gap: clamp(6px,.6vw,10px); white-space: nowrap; }
.btn { display: inline-flex; align-items: center; justify-content: center; padding: 10px 18px; border-radius: var(--radius-sm); font-weight: 600; font-size: 14px; line-height: 1; cursor: pointer; border: none; transition: all var(--motion-fast); text-decoration: none; min-height: 42px; }
.btn-login { background: transparent; color: var(--color-primary); border: 1px solid var(--color-primary); }
.btn-login:hover { background: var(--color-primary-soft); color: var(--color-primary); }
.btn-register { background: var(--gradient-button); color: #0e1a2e; font-weight: 700; box-shadow: var(--shadow-button); }
.btn-register:hover { background: var(--gradient-button-hover); transform: translateY(-1px); }
.nav-toggle { display: none; flex: 0 0 40px; width: 40px; height: 40px; background: transparent; border: 1px solid var(--color-border); border-radius: var(--radius-sm); cursor: pointer; align-items: center; justify-content: center; flex-direction: column; gap: 5px; padding: 10px 8px; }
.nav-toggle span { display: block; width: 20px; height: 2px; background: var(--color-primary); transition: all var(--motion-fast); }
.mobile-nav { display: none; position: fixed; left: 12px; right: 12px; top: 76px; background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius-lg); padding: 16px; flex-direction: column; gap: 0; max-height: calc(100vh - 96px); overflow-y: auto; z-index: 999; box-shadow: var(--shadow-card); }
.mobile-nav.is-open { display: flex; }
.mobile-nav a { display: block; padding: 14px 12px; color: var(--color-text); font-weight: 500; border-radius: var(--radius-sm); transition: background var(--motion-fast); }
.mobile-nav a:hover { background: var(--color-primary-soft); color: var(--color-primary); }
@media (max-width:1180px) {
  .primary-nav { display: none; }
  .nav-toggle { display: inline-flex; }
  .header-inner { padding: 0 clamp(8px,2.4vw,14px); gap: clamp(6px,1.8vw,10px); justify-content: flex-start; }
  .brand-wrap { flex: 0 1 auto; margin-right: 0; }
  .site-logo { height: clamp(30px,8vw,40px); max-width: clamp(104px,27vw,138px); }
  .header-actions { margin-left: auto; justify-content: flex-end; gap: clamp(5px,1.6vw,8px); }
  .header-actions .btn { min-height: 40px; padding: 8px clamp(10px,2.6vw,14px); font-size: clamp(12px,3.2vw,14px); }
  .nav-toggle { flex-basis: 40px; }
}
@media (max-width:375px) {
  .header-inner { padding: 0 8px; gap: 6px; }
  .site-logo { max-width: 104px; }
  .header-actions .btn { min-height: 38px; padding: 8px 9px; font-size: 12px; }
  .nav-toggle { flex-basis: 38px; width: 38px; height: 38px; }
}

/* BREADCRUMB */
.breadcrumb { padding: 16px 20px; }
.breadcrumb ol { list-style: none; margin: 0; padding: 0; display: flex; gap: 8px; font-size: 14px; color: var(--color-text-muted); flex-wrap: wrap; }
.breadcrumb li::before { content: "/"; margin-right: 8px; }
.breadcrumb li:first-child::before { content: none; }
.breadcrumb a { color: var(--color-primary); }

/* SECTIONS */
section { padding: clamp(48px,6vw,80px) 0; }
section > .container > h2 { text-align: center; }
.section-alt { background: var(--color-bg-soft); }
.section-label { font-size: 0.75rem; font-weight: 700; letter-spacing: 2px; text-transform: uppercase; color: var(--color-primary); margin-bottom: 0.5rem; display: block; text-align: center; }
.section-header { text-align: center; margin-bottom: 2rem; }
.section-desc { color: var(--color-text-soft); max-width: 700px; margin: 0 auto 2rem; text-align: center; line-height: 1.8; }
.page-lead { font-size: 1.1rem; color: var(--color-text-soft); max-width: 800px; margin-bottom: 2rem; line-height: 1.8; }
.prose { max-width: 820px; margin: 0 auto; }
.prose p { font-size: 17px; line-height: 1.9; margin: 0 0 18px; color: var(--color-text-soft); }
.content-img { border-radius: var(--radius-lg); margin: 24px auto; width: 100%; max-width: 800px; height: auto; display: block; }

/* HOME HERO */
.home-hero { background: var(--gradient-hero); padding: clamp(60px,8vw,100px) 0; position: relative; overflow: hidden; }
.home-hero .container { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: center; }
.hero-lead { font-size: 1.1rem; color: var(--color-text-soft); margin-bottom: 2rem; line-height: 1.8; }
.hero-actions { display: flex; gap: 12px; margin-bottom: 1.5rem; flex-wrap: wrap; }
.btn-primary-hero { background: var(--gradient-button); color: #0e1a2e; font-weight: 700; padding: 14px 28px; border-radius: var(--radius-sm); font-size: 15px; box-shadow: var(--shadow-button); transition: all var(--motion-fast); border: none; text-decoration: none; display: inline-flex; align-items: center; justify-content: center; min-height: 48px; }
.btn-primary-hero:hover { background: var(--gradient-button-hover); transform: translateY(-2px); color: #0e1a2e; }
.btn-secondary-hero { background: transparent; border: 2px solid var(--color-primary); color: var(--color-primary); padding: 12px 24px; border-radius: var(--radius-sm); font-weight: 600; font-size: 15px; transition: all var(--motion-fast); text-decoration: none; display: inline-flex; align-items: center; min-height: 48px; }
.btn-secondary-hero:hover { background: var(--color-primary-soft); }
.btn-outline { background: transparent; border: 2px solid var(--color-primary); color: var(--color-primary); padding: 12px 24px; border-radius: var(--radius-sm); font-weight: 600; transition: all var(--motion-fast); text-decoration: none; display: inline-block; margin-top: 12px; }
.btn-outline:hover { background: var(--color-primary-soft); }
.btn-full { width: 100%; text-align: center; }
.hero-trust { display: flex; gap: 16px; color: var(--color-text-muted); font-size: 14px; flex-wrap: wrap; }
.hero-visual { text-align: right; }
@media (max-width:768px) {
  .home-hero .container { grid-template-columns: 1fr; text-align: center; }
  .hero-actions { justify-content: center; }
  .hero-trust { justify-content: center; }
  .hero-visual { text-align: center; }
}

/* TRUST STRIP */
.home-trust-strip { background: var(--color-surface); padding: 24px 0; border-bottom: 1px solid var(--color-border); }
.trust-badges { display: flex; justify-content: center; gap: clamp(24px,4vw,48px); flex-wrap: wrap; text-align: center; }
.trust-item strong { display: block; font-size: 1.4rem; color: var(--color-primary); }
.trust-item span { font-size: 13px; color: var(--color-text-muted); }

/* CARDS */
.feature-cards, .game-showcase-grid, .game-category-grid, .promo-cards, .sport-categories, .review-cards, .about-values, .app-features, .security-grid, .benefit-grid, .tier-list, .tool-cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 20px; margin-top: 20px; }
.feature-card, .game-card, .category-card, .promo-card, .sport-card, .review-card, .value-card, .security-card, .benefit-card, .tier-card, .tool-card { background: var(--color-card); border: 1px solid var(--color-border); border-radius: var(--radius-card); padding: 24px; transition: all var(--motion-normal); }
.feature-card:hover, .game-card:hover, .category-card:hover, .promo-card:hover, .sport-card:hover { border-color: var(--color-primary); transform: translateY(-4px); box-shadow: var(--shadow-card-hover); }
.card-icon { font-size: 2rem; margin-bottom: 12px; }
.card-link { display: inline-block; margin-top: 12px; font-weight: 600; font-size: 14px; }
.promo-card.featured { border-color: var(--color-primary); background: linear-gradient(135deg, var(--color-card), var(--color-card-alt)); }
.game-card { text-decoration: none; color: inherit; }
.category-card { text-decoration: none; color: inherit; }
.review-card { background: var(--color-card-alt); }
.review-stars { color: var(--color-primary); font-size: 18px; margin-bottom: 8px; }
.related-links { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 16px; margin-top: 16px; }
.related-card { display: block; padding: 16px 20px; background: var(--color-card); border: 1px solid var(--color-border); border-radius: var(--radius-md); color: var(--color-text-soft); font-size: 15px; transition: all var(--motion-fast); text-decoration: none; }
.related-card:hover { border-color: var(--color-primary); color: var(--color-primary); }

/* STEPS */
.steps-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 20px; margin-top: 24px; }
.step-card { background: var(--color-card); border: 1px solid var(--color-border); border-radius: var(--radius-card); padding: 24px; text-align: center; }
.step-number { width: 48px; height: 48px; background: var(--gradient-button); color: #0e1a2e; font-weight: 800; font-size: 1.2rem; border-radius: 50%; display: flex; align-items: center; justify-content: center; margin: 0 auto 16px; }

/* TABLE */
.table-scroll { overflow-x: auto; margin: 20px auto; max-width: 820px; }
.compare-table { width: 100%; border-collapse: collapse; min-width: 500px; }
.compare-table th, .compare-table td { padding: 14px 16px; border: 1px solid var(--color-border); font-size: 15px; }
.compare-table thead th { background: var(--color-primary-soft); color: var(--color-primary); font-weight: 700; text-align: center; }
.compare-table td:not(:first-child) { text-align: center; }

/* FAQ */
.faq-list { max-width: 820px; margin: 0 auto; }
.faq-item { border: 1px solid var(--color-border); border-radius: var(--radius-md); margin-bottom: 10px; overflow: hidden; }
.faq-question { display: flex; align-items: center; justify-content: space-between; width: 100%; padding: 16px 20px; background: var(--color-card); border: none; color: var(--color-text); font-size: 15px; font-weight: 600; cursor: pointer; text-align: left; gap: 12px; transition: background var(--motion-fast); }
.faq-question:hover { background: var(--color-card-alt); }
.faq-question[aria-expanded="true"] { background: var(--color-card-alt); }
.faq-icon { flex-shrink: 0; transition: transform var(--motion-normal); }
.faq-question[aria-expanded="true"] .faq-icon { transform: rotate(180deg); }
.faq-answer { display: none; padding: 0 20px 16px; background: var(--color-card); }
.faq-answer p { color: var(--color-text-soft); font-size: 15px; line-height: 1.7; margin: 0; }
.faq-item.is-open .faq-answer { display: block; }
.faq-groups { max-width: 820px; margin: 0 auto; }
.faq-group { margin-bottom: 32px; }
.faq-group > h3 { color: var(--color-primary); font-size: 1.1rem; margin-bottom: 12px; padding-bottom: 8px; border-bottom: 1px solid var(--color-border); }

/* AUTH / FORM */
.auth-grid, .register-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: start; }
.auth-form-card, .register-form-card { background: var(--color-card); border: 1px solid var(--color-border); border-radius: var(--radius-lg); padding: 32px; }
.auth-lead { color: var(--color-text-soft); margin-bottom: 24px; font-size: 15px; line-height: 1.7; }
.auth-form { display: flex; flex-direction: column; gap: 16px; }
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group label { font-size: 14px; font-weight: 600; color: var(--color-text); }
.form-group input { padding: 12px 16px; background: var(--color-bg); border: 1px solid var(--color-border); border-radius: var(--radius-sm); color: var(--color-text); font-size: 15px; transition: border-color var(--motion-fast); }
.form-group input:focus { outline: none; border-color: var(--color-primary); box-shadow: 0 0 0 3px var(--color-primary-soft); }
.form-help { text-align: center; font-size: 14px; color: var(--color-text-muted); margin-top: 8px; }
.auth-info-card, .register-benefits { padding: 20px 0; }
.auth-trust-list { display: flex; flex-direction: column; gap: 16px; margin-top: 20px; }
.trust-point strong { display: block; color: var(--color-primary); font-size: 15px; }
.trust-point p { color: var(--color-text-muted); font-size: 14px; margin: 4px 0 0; }
@media (max-width:768px) {
  .auth-grid, .register-grid { grid-template-columns: 1fr; }
}

/* POLICY */
.policy-updated { color: var(--color-text-muted); font-size: 14px; margin-top: 8px; }
.policy-toc { background: var(--color-card); border: 1px solid var(--color-border); border-radius: var(--radius-md); padding: 20px 24px; margin-bottom: 24px; }
.policy-toc ol { padding-left: 20px; color: var(--color-text-soft); }
.policy-toc li { margin-bottom: 4px; font-size: 14px; }
.policy-body h3 { color: var(--color-primary); font-size: 1.1rem; margin-top: 28px; }

/* CTA */
.page-cta, .home-final-cta { background: var(--gradient-cta); }
.cta-block { text-align: center; max-width: 700px; margin: 0 auto; }
.cta-block p { color: var(--color-text-soft); margin-bottom: 20px; }
.cta-actions { display: flex; gap: 12px; justify-content: center; margin-bottom: 16px; flex-wrap: wrap; }
.cta-note { font-size: 13px; color: var(--color-text-muted); margin-top: 12px; }

/* FOOTER */
.site-footer { background: var(--color-footer-bg); border-top: 1px solid var(--color-border); padding: 48px 0 24px; }
.footer-inner { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 32px; margin-bottom: 32px; }
.footer-logo { margin-bottom: 16px; max-height: 40px; width: auto; }
.footer-brand p { color: var(--color-footer-text); font-size: 14px; line-height: 1.6; }
.footer-email { color: var(--color-primary); font-size: 14px; margin-top: 8px; }
.footer-col h4 { color: var(--color-primary); font-size: 15px; margin-bottom: 12px; }
.footer-col ul { list-style: none; padding: 0; margin: 0; }
.footer-col li { margin-bottom: 6px; }
.footer-col a { color: var(--color-footer-text); font-size: 14px; transition: color var(--motion-fast); }
.footer-col a:hover { color: var(--color-primary); }
.footer-bottom { border-top: 1px solid var(--color-border); padding-top: 20px; text-align: center; }
.footer-bottom p { color: var(--color-text-muted); font-size: 13px; }
@media (max-width:768px) {
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 24px; }
}
@media (max-width:480px) {
  .footer-grid { grid-template-columns: 1fr; }
}

/* SELFCHECK */
.selfcheck-list ul { list-style: disc; padding-left: 20px; color: var(--color-text-soft); }
.selfcheck-list li { margin-bottom: 8px; }

/* UTILITY */
:focus-visible { outline: 2px solid var(--color-primary); outline-offset: 2px; }
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}
[data-aos] { opacity: 1 !important; transform: none !important; }