/* takbat.top Design System - Emerald Trust Gaming UI */
:root {
  --primary: #b45309;
  --primary-dark: #7c2d12;
  --primary-soft: rgba(180,83,9,.12);
  --secondary: #9a3412;
  --accent: #d97706;
  --bg: #faf7f2;
  --bg-soft: #f7f2ea;
  --surface: #f5f5f4;
  --surface-strong: #ebe5dd;
  --card: #fff;
  --card-alt: #fefcf9;
  --border: #d6d3d1;
  --border-strong: #a8a29e;
  --text: #2c241c;
  --text-soft: #57534e;
  --text-muted: #6b5b4d;
  --success: #16a34a;
  --warning: #d97706;
  --danger: #dc2626;
  --footer-bg: #2f241a;
  --footer-text: #efe8df;
  --shadow-sm: 0 1px 3px rgba(84,52,24,.06);
  --shadow: 0 4px 16px rgba(84,52,24,.08);
  --shadow-lg: 0 10px 32px rgba(84,52,24,.12);
  --shadow-header: 0 2px 12px rgba(84,52,24,.1);
  --radius-sm: 8px;
  --radius: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-pill: 999px;
  --motion-fast: .15s;
  --motion: .25s;
  --motion-slow: .4s;
  --ease: cubic-bezier(.4,0,.2,1);
  --container: 1200px;
  --header-h: 72px;
  --mobile-header-h: 64px;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, "Noto Sans Bengali", sans-serif; background: var(--bg); color: var(--text); line-height: 1.75; overflow-x: hidden; }
img { max-width: 100%; height: auto; display: block; }
a { color: var(--primary); text-decoration: none; transition: color var(--motion-fast) var(--ease); }
a:hover { color: var(--primary-dark); }

/* Container */
.container { width: 100%; max-width: var(--container); margin: 0 auto; padding: 0 clamp(16px, 4vw, 24px); }

/* Header */
.site-header { position: sticky; top: 0; z-index: 1000; background: rgba(245,245,244,.96); backdrop-filter: blur(12px); border-bottom: 1px solid var(--border); }
.header-inner { width: 100%; max-width: none; padding-left: clamp(10px, 1.2vw, 20px); padding-right: clamp(10px, 1.2vw, 20px); display: flex; align-items: center; gap: clamp(10px, 1vw, 18px); min-height: var(--header-h); }
.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(--text); font-weight: 600; border-radius: var(--radius-sm); transition: all var(--motion-fast) var(--ease); }
.primary-nav a:hover, .primary-nav a.active { color: var(--primary); background: var(--primary-soft); }
.header-actions { flex: 0 0 auto; display: flex; align-items: center; gap: clamp(6px, .6vw, 10px); white-space: nowrap; }

/* Buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; padding: 10px 20px; border-radius: var(--radius-pill); font-weight: 700; font-size: 14px; line-height: 1; border: none; cursor: pointer; transition: all var(--motion) var(--ease); text-decoration: none; min-height: 42px; }
.btn-login { background: transparent; border: 1.5px solid var(--primary); color: var(--primary); }
.btn-login:hover { background: var(--primary-soft); color: var(--primary-dark); }
.btn-register { background: var(--primary); color: #fff; }
.btn-register:hover { background: var(--primary-dark); color: #fff; }
.btn-primary-hero { background: var(--primary); color: #fff; padding: 14px 28px; font-size: 16px; box-shadow: 0 4px 12px rgba(180,83,9,.25); }
.btn-primary-hero:hover { background: var(--primary-dark); color: #fff; transform: translateY(-2px); box-shadow: 0 6px 20px rgba(180,83,9,.3); }
.btn-secondary-hero { background: transparent; border: 2px solid var(--primary); color: var(--primary); padding: 14px 28px; font-size: 16px; }
.btn-secondary-hero:hover { background: var(--primary); color: #fff; }
.btn-step { background: transparent; border: 1.5px solid var(--primary); color: var(--primary); padding: 8px 18px; font-size: 13px; }
.btn-step:hover { background: var(--primary); color: #fff; }
.btn-full { width: 100%; }
.nav-toggle { display: none; flex: 0 0 40px; width: 40px; height: 40px; align-items: center; justify-content: center; background: none; border: 1.5px solid var(--border); border-radius: var(--radius-sm); cursor: pointer; font-size: 22px; color: var(--text); }

/* Mobile Menu */
.mobile-menu { display: none; position: fixed; left: 12px; right: 12px; top: calc(var(--mobile-header-h) + 8px); background: var(--card); border: 1px solid var(--border); border-radius: var(--radius-lg); box-shadow: var(--shadow-lg); padding: 16px; max-height: calc(100vh - 96px); overflow-y: auto; z-index: 999; }
.mobile-menu.is-open { display: block; }
.mobile-nav { display: flex; flex-direction: column; gap: 2px; }
.mobile-nav a { display: block; padding: 14px 16px; font-weight: 600; color: var(--text); border-radius: var(--radius-sm); }
.mobile-nav a:hover, .mobile-nav a.active { background: var(--primary-soft); color: var(--primary); }

/* Breadcrumb */
.breadcrumb-nav { padding: 16px 0; }
.breadcrumb-list { display: flex; flex-wrap: wrap; gap: 8px; list-style: none; font-size: 14px; color: var(--text-muted); }
.breadcrumb-item a { color: var(--text-muted); }
.breadcrumb-item a:hover { color: var(--primary); }
.breadcrumb-item + .breadcrumb-item::before { content: "/"; margin-right: 8px; color: var(--border-strong); }
.breadcrumb-item.active { color: var(--text); font-weight: 600; }

/* Sections */
section { padding: clamp(48px, 6vw, 80px) 0; }
.section-alt { background: var(--surface); }
.section-header { text-align: center; margin-bottom: 48px; }
.section-header h2 { font-size: clamp(24px, 3vw, 36px); font-weight: 800; color: var(--primary-dark); letter-spacing: -.02em; }

/* Hero */
.home-hero { padding: clamp(80px, 10vw, 120px) 0 clamp(48px, 6vw, 80px); background: radial-gradient(circle at top right, rgba(180,83,9,.1), transparent 40%), linear-gradient(180deg, var(--bg-soft), var(--bg)); }
.hero-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 40px; align-items: center; }
.hero-badge { display: inline-block; background: var(--primary-soft); color: var(--primary-dark); padding: 6px 14px; border-radius: var(--radius-pill); font-size: 14px; font-weight: 700; margin-bottom: 16px; }
.hero-content h1 { font-size: clamp(26px, 3.5vw, 44px); font-weight: 800; line-height: 1.25; margin-bottom: 20px; color: var(--primary-dark); }
.hero-lead { font-size: clamp(15px, 1.1vw, 17px); color: var(--text-soft); line-height: 1.8; margin-bottom: 28px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; }
.hero-img-frame { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius-xl); padding: 10px; box-shadow: var(--shadow-lg); }
.hero-image { border-radius: var(--radius-lg); width: 100%; }

/* Trust Strip */
.home-trust-strip { padding-top: 0; }
.trust-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.trust-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 28px; box-shadow: var(--shadow-sm); }
.trust-icon { width: 52px; height: 52px; border-radius: 50%; display: flex; align-items: center; justify-content: center; background: var(--primary-soft); color: var(--primary); font-size: 22px; margin-bottom: 16px; }
.trust-card h2 { font-size: 20px; font-weight: 700; color: var(--primary-dark); margin-bottom: 12px; }

/* Visual / Detail Grids */
.visual-grid, .detail-grid, .local-grid, .tips-grid, .balance-grid, .content-with-image, .about-intro-grid, .game-intro-grid, .download-hero-grid, .support-intro-grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(24px, 4vw, 48px); align-items: center; }
.detail-grid.reverse { direction: rtl; }
.detail-grid.reverse > * { direction: ltr; }
.visual-content h2, .detail-content h2, .local-content h2, .tips-content h2, .balance-content h2 { font-size: clamp(22px, 2.5vw, 32px); font-weight: 800; color: var(--primary-dark); margin-bottom: 20px; }
.visual-content p, .detail-content p, .local-content p, .tips-content p, .balance-content p, .content-flow p, .content-side p { font-size: 16px; line-height: 1.85; color: var(--text-soft); margin-bottom: 16px; }
.rounded-img { border-radius: var(--radius-lg); box-shadow: var(--shadow); }
.full-width-img { width: 100%; border-radius: var(--radius); box-shadow: var(--shadow); margin: 24px 0; }

/* Privacy Callout */
.privacy-callout, .privacy-panel { background: linear-gradient(135deg, #fff7ed, var(--surface)); border: 1px solid #fdba74; border-left: 6px solid var(--primary); border-radius: var(--radius); padding: 24px; margin-top: 24px; }
.privacy-callout h3, .privacy-panel h2 { font-size: 20px; font-weight: 700; color: var(--primary-dark); margin-bottom: 12px; }

/* Features Grid */
.features-grid, .howto-features { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 24px; }
.feature-card, .howto-card { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 28px; box-shadow: var(--shadow-sm); transition: all var(--motion) var(--ease); height: 100%; }
.feature-card:hover, .howto-card:hover { box-shadow: var(--shadow); transform: translateY(-4px); }
.feature-icon, .howto-icon { width: 48px; height: 48px; border-radius: 50%; display: flex; align-items: center; justify-content: center; background: var(--primary-soft); color: var(--primary); font-size: 20px; margin-bottom: 16px; }
.feature-card h3, .howto-card h3 { font-size: 18px; font-weight: 700; margin-bottom: 10px; }

/* Steps */
.steps-grid, .download-step-cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 24px; }
.step-card { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 28px; text-align: center; box-shadow: var(--shadow-sm); }
.step-number { width: 44px; height: 44px; border-radius: 50%; background: var(--primary); color: #fff; display: flex; align-items: center; justify-content: center; font-weight: 800; font-size: 18px; margin: 0 auto 16px; }
.step-card h3 { font-size: 18px; font-weight: 700; margin-bottom: 10px; }

/* Comparison Table */
.table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; }
.comparison-table { width: 100%; border-collapse: collapse; background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; }
.comparison-table th { background: #f3ebe2; color: var(--primary-dark); font-weight: 700; padding: 14px 18px; text-align: left; }
.comparison-table td { padding: 14px 18px; border-top: 1px solid var(--border); }

/* Responsible Grid */
.responsible-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 24px; margin-top: 32px; }
.responsible-item { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 24px; }
.responsible-item i { font-size: 28px; color: var(--primary); margin-bottom: 12px; display: block; }
.responsible-item h3 { font-size: 18px; font-weight: 700; margin-bottom: 8px; }

/* Testimonials */
.testimonials-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 24px; }
.testimonial-card { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 28px; box-shadow: var(--shadow-sm); }
.stars { color: var(--accent); letter-spacing: 2px; margin-bottom: 12px; font-size: 18px; }
.testimonial-author { font-weight: 700; margin-top: 16px; }
.testimonial-author span { display: block; font-weight: 400; color: var(--text-muted); font-size: 14px; }

/* CTA Panel */
.cta-panel { background: linear-gradient(135deg, var(--surface-strong), var(--surface)); border: 1px solid var(--border); border-radius: var(--radius-xl); padding: clamp(32px, 5vw, 56px); text-align: center; }
.cta-panel h2 { font-size: clamp(22px, 2.5vw, 32px); font-weight: 800; color: var(--primary-dark); margin-bottom: 16px; }
.cta-panel p { color: var(--text-muted); margin-bottom: 24px; max-width: 640px; margin-left: auto; margin-right: auto; }
.cta-actions { display: flex; justify-content: center; flex-wrap: wrap; gap: 14px; }
.cta-links { margin-top: 20px; font-size: 14px; color: var(--text-muted); }
.cta-links a { color: var(--primary); }

/* Auth Pages */
.auth-layout, .register-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: start; }
.auth-form-panel, .register-form-panel { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 36px; box-shadow: var(--shadow); }
.auth-form-panel h1, .register-form-panel h1 { font-size: clamp(20px, 2vw, 26px); font-weight: 800; color: var(--primary-dark); margin-bottom: 24px; line-height: 1.3; }
.auth-form .form-group, .register-form .form-group { margin-bottom: 18px; }
.auth-form label, .register-form label { display: block; font-weight: 600; margin-bottom: 6px; font-size: 14px; }
.auth-form input, .register-form input { width: 100%; padding: 12px 16px; border: 1.5px solid var(--border); border-radius: var(--radius-sm); font-size: 15px; background: var(--bg); transition: border-color var(--motion-fast); }
.auth-form input:focus, .register-form input:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px var(--primary-soft); }
.form-note { text-align: center; margin-top: 16px; font-size: 14px; color: var(--text-muted); }
.auth-info-panel, .register-benefits { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 36px; }
.auth-tips, .benefit-list { display: flex; flex-direction: column; gap: 20px; margin-top: 20px; }
.auth-tip, .benefit-item { display: flex; gap: 14px; align-items: flex-start; }
.auth-tip i, .benefit-item i { font-size: 24px; color: var(--primary); flex-shrink: 0; margin-top: 2px; }
.auth-tip h3, .benefit-item h3 { font-size: 16px; font-weight: 700; margin-bottom: 4px; }
.auth-tip p, .benefit-item p { font-size: 14px; color: var(--text-soft); }

/* Policy Pages */
.policy-header { padding-bottom: 24px; }
.policy-header h1 { font-size: clamp(24px, 3vw, 36px); font-weight: 800; color: var(--primary-dark); margin-bottom: 12px; }
.policy-updated { font-size: 14px; color: var(--text-muted); margin-bottom: 16px; }
.policy-section h2 { font-size: clamp(20px, 2vw, 26px); font-weight: 700; color: var(--primary-dark); margin-bottom: 16px; }

/* FAQ */
.faq-accordion { display: flex; flex-direction: column; gap: 12px; }
.faq-item { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; }
.faq-trigger { width: 100%; padding: 18px 24px; text-align: left; font-size: 16px; font-weight: 700; color: var(--text); background: none; border: none; cursor: pointer; display: flex; justify-content: space-between; align-items: center; transition: background var(--motion-fast); }
.faq-trigger:hover { background: var(--primary-soft); }
.faq-trigger::after { content: "+"; font-size: 22px; color: var(--primary); transition: transform var(--motion); }
.faq-trigger[aria-expanded="true"]::after { content: "−"; }
.faq-answer { display: none; padding: 0 24px 18px; }
.faq-trigger[aria-expanded="true"] + .faq-answer { display: block; }
.faq-answer p { color: var(--text-soft); line-height: 1.8; }
.faq-benefit-cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 20px; margin-top: 24px; }
.faq-benefit { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 20px; text-align: center; }
.faq-benefit i { font-size: 28px; color: var(--primary); margin-bottom: 10px; display: block; }
.faq-benefit h3 { font-size: 16px; font-weight: 700; margin-bottom: 6px; }

/* Support Cards */
.support-cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 24px; margin-top: 28px; }
.support-card { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 28px; text-align: center; }
.support-card i { font-size: 32px; color: var(--primary); margin-bottom: 14px; display: block; }
.support-card h3 { font-size: 18px; font-weight: 700; margin-bottom: 8px; }

/* About Values */
.value-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 20px; margin-top: 28px; }
.value-card { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 24px; }
.value-card i { font-size: 28px; color: var(--primary); margin-bottom: 12px; display: block; }
.value-card h3 { font-size: 16px; font-weight: 700; margin-bottom: 8px; }

/* Game Intro */
.game-intro { background: radial-gradient(circle at top left, rgba(180,83,9,.08), transparent 50%), var(--bg-soft); }
.game-intro-content h1 { font-size: clamp(22px, 2.8vw, 36px); font-weight: 800; color: var(--primary-dark); margin-bottom: 20px; line-height: 1.3; }
.game-hero-img { border-radius: var(--radius-lg); box-shadow: var(--shadow-lg); }
.game-cta-panel { background: linear-gradient(135deg, #fff7ed, var(--surface)); }

/* 404 */
.error-section { padding: 100px 0; text-align: center; }
.error-content h1 { font-size: 96px; font-weight: 900; color: var(--primary); line-height: 1; }
.error-content h2 { font-size: 28px; font-weight: 700; margin: 16px 0; color: var(--text); }
.error-content p { color: var(--text-muted); margin-bottom: 32px; max-width: 480px; margin-left: auto; margin-right: auto; }
.error-actions { display: flex; justify-content: center; gap: 16px; margin-bottom: 32px; }
.error-links { font-size: 14px; color: var(--text-muted); }
.error-links a { color: var(--primary); }

/* Footer */
.site-footer { background: var(--footer-bg); color: var(--footer-text); padding: clamp(40px, 6vw, 64px) 0 24px; }
.site-footer .footer-inner, .site-footer .footer-bottom { max-width: var(--container); margin-left: auto; margin-right: auto; padding-left: clamp(16px, 4vw, 24px); padding-right: clamp(16px, 4vw, 24px); }
.footer-inner { display: grid; grid-template-columns: 1.2fr 1fr 1fr 1fr; gap: clamp(24px, 3vw, 40px); margin-bottom: 32px; }
.footer-logo { margin-bottom: 16px; }
.footer-brand p { font-size: 14px; line-height: 1.7; color: rgba(239,232,223,.8); margin-bottom: 8px; }
.footer-links-group h3 { font-size: 14px; text-transform: uppercase; letter-spacing: .05em; color: rgba(239,232,223,.6); margin-bottom: 16px; font-weight: 700; }
.footer-links-group a { display: block; padding: 5px 0; color: var(--footer-text); font-size: 14px; transition: color var(--motion-fast); }
.footer-links-group a:hover { color: #fdba74; }
.footer-bottom { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; padding-top: 24px; border-top: 1px solid rgba(239,232,223,.15); font-size: 13px; color: rgba(239,232,223,.5); }

/* Focus Visible */
:focus-visible { outline: 3px solid var(--primary); outline-offset: 2px; border-radius: 4px; }

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) { *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; } }

/* AOS fallback */
[data-aos] { opacity: 1 !important; transform: none !important; }

/* Swiper fallback */
.swiper:not(.swiper-initialized) .swiper-slide { display: inline-block; }

/* ========== RESPONSIVE ========== */
@media (max-width: 1180px) {
  .primary-nav { display: none; }
  .nav-toggle { display: inline-flex; }
  .header-inner { min-height: var(--mobile-header-h); padding-left: clamp(8px, 2.4vw, 14px); padding-right: clamp(8px, 2.4vw, 14px); justify-content: flex-start; gap: clamp(6px, 1.8vw, 10px); }
  .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; flex: 0 0 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); }
}
@media (max-width: 900px) {
  .hero-grid, .trust-grid, .visual-grid, .detail-grid, .local-grid, .tips-grid, .balance-grid, .auth-layout, .register-layout, .content-with-image, .about-intro-grid, .game-intro-grid, .download-hero-grid, .support-intro-grid { grid-template-columns: 1fr; }
  .detail-grid.reverse { direction: ltr; }
  .footer-inner { grid-template-columns: 1fr 1fr; }
  section { padding: clamp(36px, 5vw, 56px) 0; }
}
@media (max-width: 640px) {
  .footer-inner { grid-template-columns: 1fr; }
  .features-grid, .howto-features, .steps-grid, .download-step-cards { grid-template-columns: 1fr; }
  .testimonials-grid { grid-template-columns: 1fr; }
  .hero-actions, .cta-actions, .error-actions { flex-direction: column; align-items: stretch; }
}
@media (max-width: 375px) {
  .header-inner { padding-left: 8px; padding-right: 8px; gap: 6px; }
  .site-logo { max-width: 104px; }
  .header-actions .btn { min-height: 38px; padding: 6px 9px; font-size: 12px; }
  .nav-toggle { flex-basis: 38px; width: 38px; height: 38px; }
}