/* =========================================================
   8XBET v2 — Landing Page Styles
   Global reusable classes · rebrand via :root tokens · no inline CSS
   ========================================================= */

/* ---------- 1. DESIGN TOKENS ---------- */
:root {
  --color-bg:        #04122e;
  --color-bg-2:      #071a3d;
  --color-surface:   rgba(255, 255, 255, 0.055);
  --color-surface-2: rgba(255, 255, 255, 0.10);
  --color-border:    rgba(120, 170, 255, 0.20);

  --color-primary:   #1e6bff;
  --color-primary-2: #4aa3ff;
  --color-accent:    #ffb400;
  --color-accent-2:  #ffd45e;
  --color-cyan:      #22d3ee;
  --color-green:     #2bd576;
  --color-red:       #ff6b6b;

  --color-text:        #eaf1ff;
  --color-text-dim:    #9db4dd;
  --color-text-strong: #ffffff;

  --font-base: system-ui, -apple-system, "Segoe UI", Roboto, "Noto Sans Thai", Arial, sans-serif;

  --radius:    14px;
  --radius-lg: 20px;
  --gap:       12px;
  --maxw:      600px;
  --maxw-wide: 1080px;
  --shadow:    0 18px 50px rgba(0, 0, 0, 0.5);
  --glow-blue: 0 0 26px rgba(30, 107, 255, 0.5);
  --glow-gold: 0 0 26px rgba(255, 180, 0, 0.45);
  --ease:      cubic-bezier(0.22, 1, 0.36, 1);
}

/* ---------- 2. RESET / BASE ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  min-height: 100dvh;
  font-family: var(--font-base);
  color: var(--color-text);
  background: linear-gradient(165deg, var(--color-bg) 0%, var(--color-bg-2) 55%, #030b1c 100%);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img { max-width: 100%; height: auto; display: block; }
a   { text-decoration: none; color: inherit; }
ul, ol { list-style: none; }

/* ---------- 3. REUSABLE PRIMITIVES ---------- */
.container { width: 100%; max-width: var(--maxw-wide); margin: 0 auto; padding: 0 16px; }

.glass {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.h2 {
  font-size: clamp(1.25rem, 3.6vw, 1.75rem);
  font-weight: 800;
  color: var(--color-text-strong);
  line-height: 1.3;
  margin-bottom: 16px;
  padding-left: 14px;
  border-left: 4px solid var(--color-primary);
}
.h3 { font-size: 1.02rem; font-weight: 700; color: var(--color-text-strong); margin-bottom: 6px; }

.text-gradient {
  background: linear-gradient(90deg, var(--color-primary-2), var(--color-cyan));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}

/* ---------- 4. ANIMATED BACKGROUND ---------- */
.bg { position: fixed; inset: 0; z-index: -1; overflow: hidden; }
.bg-orb { position: absolute; border-radius: 50%; filter: blur(70px); opacity: 0.5;
  animation: drift 18s var(--ease) infinite alternate; }
.bg-orb--1 { width: 420px; height: 420px; top: -120px; left: -80px;
  background: radial-gradient(circle, #1e6bff, transparent 70%); }
.bg-orb--2 { width: 380px; height: 380px; bottom: -140px; right: -90px;
  background: radial-gradient(circle, #22d3ee, transparent 70%); animation-delay: -6s; }
.bg-orb--3 { width: 300px; height: 300px; top: 45%; left: 60%;
  background: radial-gradient(circle, #7a3cff, transparent 70%); animation-delay: -12s; }
.bg-grid { position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(120, 170, 255, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(120, 170, 255, 0.05) 1px, transparent 1px);
  background-size: 46px 46px;
  mask-image: radial-gradient(ellipse at 50% 20%, #000 0%, transparent 78%); }
@keyframes drift { from { transform: translate(0, 0) scale(1); } to { transform: translate(40px, 30px) scale(1.15); } }

/* ---------- 5. HERO ---------- */
.hero-wrap { display: flex; justify-content: center; padding: clamp(18px, 4vw, 44px) 16px 8px; }
.card {
  width: 100%; max-width: var(--maxw);
  display: flex; flex-direction: column; gap: clamp(14px, 2.6vw, 20px);
  padding: clamp(16px, 3vw, 26px);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
}

.brand { text-align: center; }
.brand-logo { width: clamp(170px, 44vw, 250px); height: auto; margin: 0 auto;
  filter: drop-shadow(0 6px 20px rgba(30, 107, 255, 0.55)); animation: floaty 5s ease-in-out infinite; }
.brand-tagline { margin-top: 10px; font-size: 0.86rem; color: var(--color-text-dim); }
@keyframes floaty { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-7px); } }

.banner {
  position: relative; border-radius: var(--radius-lg); overflow: hidden; padding: 2px;
  background: linear-gradient(120deg, var(--color-primary), var(--color-cyan), var(--color-accent));
  background-size: 300% 300%; animation: borderflow 8s linear infinite;
  box-shadow: var(--glow-blue);
}
.banner-img { width: 100%; border-radius: calc(var(--radius-lg) - 2px); }
@keyframes borderflow { 0% { background-position: 0% 50%; } 100% { background-position: 300% 50%; } }

.headline { text-align: center; }
.headline-title { font-size: clamp(1.1rem, 3.2vw, 1.45rem); font-weight: 800; color: var(--color-text-strong); line-height: 1.35; }
.headline-sub { margin-top: 8px; font-size: 0.84rem; color: var(--color-text-dim); }
.headline-meta { margin-top: 8px; font-size: 0.8rem; color: var(--color-text-dim);
  display: inline-flex; align-items: center; gap: 7px; }
.dot-live { width: 9px; height: 9px; border-radius: 50%; background: var(--color-green);
  animation: pulse 1.8s infinite; }
@keyframes pulse { 0% { box-shadow: 0 0 0 0 rgba(43,213,118,.6);} 70% { box-shadow: 0 0 0 9px rgba(43,213,118,0);} 100% { box-shadow: 0 0 0 0 rgba(43,213,118,0);} }

/* Stat counters */
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; }
.stat { text-align: center; padding: 12px 4px; border-radius: var(--radius);
  background: var(--color-surface); border: 1px solid var(--color-border); }
.stat-num { font-size: clamp(1.2rem, 5vw, 1.6rem); font-weight: 900; color: var(--color-primary-2); }
.stat-unit { font-size: 0.8rem; font-weight: 700; color: var(--color-primary-2); }
.stat-label { display: block; margin-top: 2px; font-size: 0.66rem; color: var(--color-text-dim); }

/* Action rows */
.actions { display: flex; flex-direction: column; gap: var(--gap); }
.row { display: flex; align-items: center; justify-content: space-between; gap: 14px;
  padding: 14px 16px; border-radius: var(--radius);
  background: var(--color-surface); border: 1px solid var(--color-border); backdrop-filter: blur(8px);
  transition: transform .2s var(--ease), border-color .2s var(--ease), background .2s var(--ease); }
.row:hover { transform: translateY(-3px); border-color: var(--color-primary-2); background: var(--color-surface-2); }
.row:focus-visible { outline: 3px solid var(--color-cyan); outline-offset: 2px; }
.row-info { display: flex; flex-direction: column; text-align: left; }
.row-title { font-size: 1.02rem; font-weight: 800; color: var(--color-text-strong); }
.row-sub { font-size: 0.78rem; color: var(--color-text-dim); }

/* Buttons (reusable pills) */
.row-btn, .sticky-btn {
  flex-shrink: 0; padding: 11px 22px; border-radius: 999px;
  font-weight: 800; font-size: 0.92rem; white-space: nowrap; position: relative; overflow: hidden;
  text-align: center;
}
.row-btn::after { content: ""; position: absolute; inset: 0; transform: translateX(-120%);
  background: linear-gradient(110deg, transparent 30%, rgba(255,255,255,.45) 50%, transparent 70%);
  transition: transform .6s var(--ease); }
.row:hover .row-btn::after { transform: translateX(120%); }
.btn-primary { color: #fff; background: linear-gradient(135deg, var(--color-primary), var(--color-primary-2)); box-shadow: var(--glow-blue); }
.btn-accent  { color: #241a00; background: linear-gradient(135deg, var(--color-accent), var(--color-accent-2)); box-shadow: var(--glow-gold); }

/* Chips */
.chips { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; }
.chip { font-size: 0.78rem; font-weight: 600; padding: 7px 13px; border-radius: 999px;
  color: var(--color-text); background: var(--color-surface); border: 1px solid var(--color-border); }

/* ---------- 6. ARTICLE ---------- */
.article { padding: clamp(24px, 5vw, 56px) 0 40px; }
.block { margin-bottom: clamp(32px, 6vw, 56px); }
.block p { color: var(--color-text-dim); }
.block p strong { color: var(--color-text); }

.grid { display: grid; gap: 14px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }

.feature, .promo { padding: 20px; border-radius: var(--radius); transition: transform .2s var(--ease), border-color .2s var(--ease); }
.feature:hover, .promo:hover { transform: translateY(-4px); border-color: var(--color-primary-2); }
.feature-ic { font-size: 1.8rem; display: block; margin-bottom: 8px; }

/* Comparison table */
.table-wrap { overflow-x: auto; border-radius: var(--radius); border: 1px solid var(--color-border); }
.table { width: 100%; border-collapse: collapse; min-width: 420px; }
.table th, .table td { padding: 13px 16px; text-align: left; font-size: 0.9rem; border-bottom: 1px solid var(--color-border); }
.table thead th { background: rgba(30,107,255,.18); color: var(--color-text-strong); font-weight: 800; }
.table td { color: var(--color-text-dim); }
.table td:first-child { color: var(--color-text); font-weight: 600; }
.table .ok  { color: var(--color-green); font-weight: 600; }
.table .bad { color: var(--color-red); }
.table tbody tr:last-child td { border-bottom: none; }

/* Games */
.game { padding: 20px; border-radius: var(--radius); }
.tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 12px; }
.tags span { font-size: 0.72rem; font-weight: 600; padding: 5px 11px; border-radius: 999px;
  background: rgba(30,107,255,.16); color: var(--color-primary-2); border: 1px solid var(--color-border); }

/* Steps */
.steps { display: flex; flex-direction: column; gap: 14px; }
.step { display: flex; align-items: center; gap: 16px; padding: 18px 20px; border-radius: var(--radius); }
.step-n { flex-shrink: 0; width: 44px; height: 44px; display: grid; place-items: center;
  border-radius: 50%; font-weight: 900; font-size: 1.2rem; color: #fff;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-2)); box-shadow: var(--glow-blue); }

/* FAQ */
.faq { display: flex; flex-direction: column; gap: 10px; }
.faq-item { border-radius: var(--radius); overflow: hidden; }
.faq-item summary { cursor: pointer; padding: 15px 18px; font-weight: 700; color: var(--color-text-strong);
  list-style: none; display: flex; justify-content: space-between; align-items: center; gap: 10px; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: "+"; font-size: 1.4rem; color: var(--color-primary-2); transition: transform .25s var(--ease); }
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item p { padding: 0 18px 16px; color: var(--color-text-dim); }

/* ---------- 7. FOOTER ---------- */
.site-footer { text-align: center; padding: 36px 0 120px; border-top: 1px solid var(--color-border);
  background: rgba(3, 11, 28, .5); }
.footer-logo { width: 120px; margin: 0 auto 12px; opacity: .9; }
.footer-text { font-size: 0.85rem; color: var(--color-text-dim); max-width: 620px; margin: 0 auto; }
.footer-note { margin-top: 12px; font-size: 0.78rem; color: var(--color-accent-2); }
.footer-copy { margin-top: 10px; font-size: 0.76rem; color: var(--color-text-dim); }
.footer-link { color: var(--color-primary-2); font-weight: 700; }
.footer-link:hover { text-decoration: underline; }

/* ---------- 8. STICKY CTA + TO-TOP ---------- */
.sticky-cta { position: fixed; left: 0; right: 0; bottom: 0; z-index: 40;
  display: flex; gap: 10px; padding: 10px 14px calc(10px + env(safe-area-inset-bottom));
  background: rgba(4, 18, 46, .92); backdrop-filter: blur(12px); border-top: 1px solid var(--color-border); }
.sticky-btn { flex: 1; padding: 13px; font-size: 1rem; }

.to-top { position: fixed; right: 16px; bottom: 78px; z-index: 41;
  width: 46px; height: 46px; border-radius: 50%; border: 1px solid var(--color-border);
  background: var(--color-primary); color: #fff; font-size: 1.3rem; cursor: pointer;
  box-shadow: var(--glow-blue); opacity: 0; visibility: hidden; transform: translateY(10px);
  transition: opacity .3s var(--ease), transform .3s var(--ease), visibility .3s; }
.to-top.show { opacity: 1; visibility: visible; transform: translateY(0); }

/* ---------- 9. UTILITIES ---------- */
.skip-link { position: absolute; left: -999px; top: 0; background: var(--color-primary); color: #fff;
  padding: 10px 16px; border-radius: 0 0 var(--radius) 0; z-index: 100; }
.skip-link:focus { left: 0; }

.fade-in { animation: fadeInUp .7s var(--ease) both; }
@keyframes fadeInUp { from { opacity: 0; transform: translateY(18px); } to { opacity: 1; transform: translateY(0); } }

.reveal { opacity: 0; transform: translateY(24px); transition: opacity .6s var(--ease), transform .6s var(--ease); }
.reveal.in { opacity: 1; transform: translateY(0); }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important;
    transition-duration: .001ms !important; scroll-behavior: auto !important; }
  .reveal { opacity: 1; transform: none; }
}

/* ---------- 10. RESPONSIVE ---------- */
@media (min-width: 721px) {
  .sticky-cta { display: none; }               /* desktop: hide mobile bar */
  .site-footer { padding-bottom: 40px; }
  .to-top { bottom: 24px; }
}
@media (max-width: 720px) {
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 520px) {
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
  .stats { grid-template-columns: repeat(2, 1fr); }
  .row { padding: 12px 13px; }
  .row-btn { padding: 10px 15px; font-size: 0.85rem; }
  .step { flex-direction: row; }
}