/* ============================================================
   0029 — Industrial Gray-Orange Theme
   HHPoker / DePuQuan Landing
   ============================================================ */

/* --- CSS Variables / Design Tokens --- */
:root {
  --bg-darkest: #121212;
  --bg-dark:    #1a1a1a;
  --bg-card:    #242424;
  --bg-mid:     #2e2e2e;
  --border:     #3d3d3d;
  --orange:     #ff6b00;
  --orange-h:   #ff8533;
  --orange-bright: #ff8c00;
  --text:       #e0e0e0;
  --text-dim:   #999;
  --text-sub:   #b0b0b0;
  --font-mono:  'Courier New', Courier, monospace;
  --border-hd:  3px;
}

/* --- Reset & Base --- */
*, *::before, *::after { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  margin: 0;
  padding: 0;
  background-color: var(--bg-darkest);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC',
               'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
  line-height: 1.65;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* --- Typography --- */
h1, h2, h3, h4 {
  font-weight: 900;
  line-height: 1.15;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  margin: 0;
}

h1 { font-size: clamp(2.4rem, 6vw, 4.2rem); }
h2 { font-size: clamp(1.8rem, 4vw, 2.8rem); }
h3 { font-size: clamp(1.3rem, 2.5vw, 1.7rem); }

/* --- Links --- */
a {
  color: var(--orange);
  text-decoration: none;
  transition: color 0.2s;
}
a:hover { color: var(--orange-h); }

/* --- Orange Accent Utility Classes --- */
.text-orange    { color: var(--orange) !important; }
.text-orange-h  { color: var(--orange-h) !important; }
.bg-orange      { background-color: var(--orange) !important; }
.bg-dark        { background-color: var(--bg-dark) !important; }
.bg-card        { background-color: var(--bg-card) !important; }
.bg-mid         { background-color: var(--bg-mid) !important; }
.border-orange  { border-color: var(--orange) !important; }
.border-hd      { border-width: var(--border-hd) !important; }

/* --- Hard-Edge Border Styles --- */
.border-hard {
  border-style: solid;
  border-width: 2px;
  border-color: var(--border);
}

.border-hard-orange {
  border-style: solid;
  border-width: 2px;
  border-color: var(--orange);
}

.border-hard-thick {
  border-style: solid;
  border-width: 3px;
  border-color: var(--border);
}

/* --- Industrial Corner Accents --- */
.corner-accent {
  position: relative;
}
.corner-accent::before,
.corner-accent::after {
  content: '';
  position: absolute;
  width: 24px;
  height: 24px;
  border-color: var(--orange);
  border-style: solid;
  z-index: 2;
}
.corner-accent::before {
  top: 0; left: 0;
  border-width: 3px 0 0 3px;
}
.corner-accent::after {
  bottom: 0; right: 0;
  border-width: 0 3px 3px 0;
}

/* --- Diagonal Slash Divider --- */
.slash-divider {
  position: relative;
  height: 4px;
  background: var(--border);
  margin: 0;
  overflow: visible;
}
.slash-divider::after {
  content: '';
  position: absolute;
  top: -4px;
  left: 30%;
  width: 40%;
  height: 12px;
  background: var(--orange);
  clip-path: polygon(0 0, 100% 0, 95% 100%, 5% 100%);
}

/* --- Big Stat Numbers --- */
.stat-number {
  font-family: var(--font-mono);
  font-size: clamp(2.8rem, 7vw, 5rem);
  font-weight: 900;
  color: var(--orange);
  line-height: 1;
  letter-spacing: -0.03em;
}
.stat-label {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--text-dim);
  margin-top: 0.3rem;
}

/* --- Button Styles --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-weight: 700;
  font-size: 0.95rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 0.85rem 2rem;
  cursor: pointer;
  transition: all 0.25s;
  text-decoration: none;
  line-height: 1;
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: var(--orange);
  color: #000;
  border: 2px solid var(--orange);
}
.btn-primary:hover {
  background: var(--orange-h);
  border-color: var(--orange-h);
  color: #000;
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(255,107,0,0.35);
}

.btn-outline {
  background: transparent;
  color: var(--orange);
  border: 2px solid var(--orange);
}
.btn-outline:hover {
  background: var(--orange);
  color: #000;
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(255,107,0,0.3);
}

.btn-dark {
  background: var(--bg-card);
  color: var(--text);
  border: 2px solid var(--border);
}
.btn-dark:hover {
  border-color: var(--orange);
  color: var(--orange);
  transform: translateY(-2px);
}

.btn-lg {
  padding: 1.05rem 2.8rem;
  font-size: 1.05rem;
}

/* --- Section Spacing --- */
.section {
  padding: 5rem 1.5rem;
}
@media (max-width: 768px) {
  .section { padding: 3.5rem 1rem; }
}

/* --- Container --- */
.container {
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
}

/* --- Header / Navigation --- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(18,18,18,0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 2px solid var(--border);
  transition: background 0.3s;
}
.site-header.scrolled {
  background: rgba(18,18,18,0.98);
  border-bottom-color: var(--orange);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
  height: 64px;
}

.logo {
  font-weight: 900;
  font-size: 1.35rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: #fff;
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}
.logo .logo-dot {
  display: inline-block;
  width: 10px;
  height: 10px;
  background: var(--orange);
  margin-right: 2px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
  margin: 0;
  padding: 0;
}
.nav-links a {
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-dim);
  text-decoration: none;
  transition: color 0.2s;
  position: relative;
}
.nav-links a:hover,
.nav-links a.active {
  color: var(--orange);
}
.nav-links a.active::after {
  content: '';
  position: absolute;
  bottom: -6px;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--orange);
}
.nav-download-btn {
  background: var(--orange);
  color: #000 !important;
  padding: 0.5rem 1.2rem;
  font-weight: 800 !important;
}
.nav-download-btn:hover {
  background: var(--orange-h) !important;
  color: #000 !important;
}

/* Mobile nav toggle */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  color: #fff;
  font-size: 1.5rem;
  cursor: pointer;
  padding: 0.25rem;
}

@media (max-width: 768px) {
  .nav-toggle { display: block; }
  .nav-links {
    display: none;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    flex-direction: column;
    background: var(--bg-dark);
    border-bottom: 2px solid var(--border);
    padding: 1.5rem;
    gap: 1.2rem;
  }
  .nav-links.open { display: flex; }
}

/* --- Hero Section --- */
.hero-section {
  padding-top: 9rem;
  padding-bottom: 6rem;
  position: relative;
  overflow: hidden;
  background: var(--bg-dark);
}

.hero-bg-pattern {
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background-image:
    linear-gradient(45deg, var(--bg-card) 25%, transparent 25%),
    linear-gradient(-45deg, var(--bg-card) 25%, transparent 25%),
    linear-gradient(45deg, transparent 75%, var(--bg-card) 75%),
    linear-gradient(-45deg, transparent 75%, var(--bg-card) 75%);
  background-size: 4px 4px;
  background-position: 0 0, 0 2px, 2px -2px, -2px 0;
  opacity: 0.25;
}

.hero-content {
  position: relative;
  z-index: 2;
}

.hero-tag {
  display: inline-block;
  background: var(--orange);
  color: #000;
  font-weight: 800;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  padding: 0.35rem 1rem;
  margin-bottom: 1.5rem;
}

.hero-title {
  margin-bottom: 1rem;
}
.hero-title .highlight {
  position: relative;
  display: inline-block;
}
.hero-title .highlight::after {
  content: '';
  position: absolute;
  bottom: 4px;
  left: 0;
  width: 100%;
  height: 10px;
  background: var(--orange);
  opacity: 0.3;
  z-index: -1;
}

.hero-subtitle {
  font-size: 1.1rem;
  color: var(--text-sub);
  max-width: 560px;
  margin-bottom: 2rem;
  line-height: 1.8;
}

.hero-image-wrapper {
  position: relative;
  border: 3px solid var(--border);
  overflow: hidden;
}
.hero-image-wrapper img {
  display: block;
  width: 100%;
  height: auto;
}
.hero-image-tag {
  position: absolute;
  bottom: 0;
  right: 0;
  background: var(--orange);
  color: #000;
  font-weight: 900;
  font-size: 0.8rem;
  text-transform: uppercase;
  padding: 0.4rem 1.2rem;
  letter-spacing: 0.1em;
}

/* --- Stats Strip --- */
.stats-strip {
  background: var(--bg-card);
  border-top: 2px solid var(--border);
  border-bottom: 2px solid var(--border);
  padding: 2.5rem 0;
}
.stats-inner {
  display: flex;
  justify-content: space-around;
  flex-wrap: wrap;
  gap: 2rem;
  text-align: center;
}
.stat-item {
  flex: 1 1 150px;
}
.stat-divider {
  width: 2px;
  background: var(--border);
  align-self: stretch;
}
@media (max-width: 640px) {
  .stat-divider { display: none; }
}

/* --- Feature Cards --- */
.feature-card {
  background: var(--bg-card);
  border: 2px solid var(--border);
  padding: 2rem;
  transition: border-color 0.3s, transform 0.3s;
  position: relative;
}
.feature-card:hover {
  border-color: var(--orange);
  transform: translateY(-4px);
}
.feature-card .card-icon {
  font-size: 2.2rem;
  color: var(--orange);
  margin-bottom: 1rem;
}
.feature-card .card-num {
  position: absolute;
  top: 1rem;
  right: 1.2rem;
  font-family: var(--font-mono);
  font-size: 2.2rem;
  font-weight: 900;
  color: rgba(255,107,0,0.12);
  line-height: 1;
}
.feature-card h4 {
  font-size: 1.1rem;
  margin-bottom: 0.6rem;
}
.feature-card p {
  font-size: 0.9rem;
  color: var(--text-dim);
  margin: 0;
}

/* --- Game Type Tags --- */
.game-tag {
  display: inline-block;
  padding: 0.5rem 1.2rem;
  font-weight: 800;
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  border: 2px solid var(--border);
  background: var(--bg-card);
  color: var(--text);
  transition: all 0.25s;
  cursor: default;
}
.game-tag:hover {
  border-color: var(--orange);
  color: var(--orange);
  background: var(--bg-darkest);
}

/* --- Club Card --- */
.club-card {
  background: var(--bg-card);
  border: 3px solid var(--border);
  padding: 2.2rem;
  position: relative;
}
.club-card.featured {
  border-color: var(--orange);
}
.club-card .club-badge {
  position: absolute;
  top: -1px;
  right: -1px;
  background: var(--orange);
  color: #000;
  font-weight: 900;
  font-size: 0.7rem;
  text-transform: uppercase;
  padding: 0.3rem 1rem;
  letter-spacing: 0.1em;
}
.club-card h4 {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.club-card .verified-icon {
  color: var(--orange);
  font-size: 1rem;
}

.club-feature-list {
  list-style: none;
  padding: 0;
  margin: 1rem 0 0;
}
.club-feature-list li {
  padding: 0.5rem 0;
  font-size: 0.9rem;
  color: var(--text-dim);
  border-bottom: 1px solid rgba(255,255,255,0.05);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.club-feature-list li i {
  color: var(--orange);
  width: 16px;
  text-align: center;
}

/* --- Agent / Partner Strip --- */
.agent-strip {
  background: var(--bg-dark);
  border: 2px solid var(--orange);
  border-left: none;
  border-right: none;
  padding: 2.5rem 1.5rem;
  position: relative;
}

/* --- Accordion / Tabs (Download page) --- */
.tab-nav {
  display: flex;
  gap: 0;
  border-bottom: 2px solid var(--border);
  flex-wrap: wrap;
}
.tab-btn {
  background: none;
  border: 2px solid transparent;
  border-bottom: none;
  color: var(--text-dim);
  font-weight: 700;
  font-size: 0.88rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 0.8rem 1.5rem;
  cursor: pointer;
  transition: all 0.2s;
}
.tab-btn:hover { color: var(--orange); }
.tab-btn.active {
  color: var(--orange);
  border-color: var(--border);
  background: var(--bg-card);
}
.tab-panel {
  display: none;
  background: var(--bg-card);
  border: 2px solid var(--border);
  border-top: none;
  padding: 2rem;
}
.tab-panel.active { display: block; }

/* --- Step List --- */
.step-list {
  list-style: none;
  padding: 0;
  counter-reset: step;
}
.step-list li {
  counter-increment: step;
  display: flex;
  align-items: flex-start;
  gap: 1.2rem;
  padding: 1.2rem 0;
  border-bottom: 1px solid var(--border);
}
.step-list li::before {
  content: '0' counter(step);
  font-family: var(--font-mono);
  font-size: 1.4rem;
  font-weight: 900;
  color: var(--orange);
  min-width: 2.5rem;
}
.step-list li h5 {
  margin: 0 0 0.25rem;
  font-size: 1rem;
}
.step-list li p {
  margin: 0;
  font-size: 0.88rem;
  color: var(--text-dim);
}

/* --- Footer --- */
.site-footer {
  background: var(--bg-darkest);
  border-top: 3px solid var(--border);
  padding: 3rem 1.5rem 1.5rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 2rem;
  max-width: 1200px;
  margin: 0 auto 2rem;
}
.footer-col h5 {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-dim);
  margin-bottom: 1rem;
}
.footer-col ul {
  list-style: none;
  padding: 0;
  margin: 0;
}
.footer-col ul li {
  margin-bottom: 0.45rem;
}
.footer-col ul li a {
  font-size: 0.85rem;
  color: var(--text-dim);
  text-decoration: none;
  transition: color 0.2s;
}
.footer-col ul li a:hover { color: var(--orange); }
.footer-bottom {
  max-width: 1200px;
  margin: 0 auto;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.8rem;
  color: var(--text-dim);
}

/* --- Scrollbar --- */
::-webkit-scrollbar { width: 7px; }
::-webkit-scrollbar-track { background: var(--bg-darkest); }
::-webkit-scrollbar-thumb { background: var(--border); }
::-webkit-scrollbar-thumb:hover { background: var(--orange); }

/* --- Selection --- */
::selection {
  background: var(--orange);
  color: #000;
}

/* --- Asymmetric offset block --- */
.offset-block {
  position: relative;
}
.offset-block-right {
  margin-right: -3vw;
}
@media (max-width: 768px) {
  .offset-block-right { margin-right: 0; }
}

/* --- Glitch/Distort Title effect (cosmetic) --- */
.title-industrial {
  position: relative;
  display: inline-block;
}
.title-industrial::before {
  content: attr(data-text);
  position: absolute;
  left: -2px;
  top: 0;
  color: var(--orange);
  opacity: 0.35;
  z-index: -1;
}

/* --- Pulse dot --- */
.pulse-dot {
  display: inline-block;
  width: 10px;
  height: 10px;
  background: #00ff88;
  border-radius: 50%;
  margin-right: 0.4rem;
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}

/* --- FAQ accordion --- */
.faq-item {
  border: 2px solid var(--border);
  margin-bottom: 0.5rem;
  background: var(--bg-card);
}
.faq-q {
  width: 100%;
  background: none;
  border: none;
  color: #fff;
  font-weight: 700;
  font-size: 0.95rem;
  text-align: left;
  padding: 1rem 1.2rem;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
}
.faq-q i { color: var(--orange); transition: transform 0.3s; }
.faq-item.open .faq-q i { transform: rotate(180deg); }
.faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, padding 0.35s ease;
  padding: 0 1.2rem;
  font-size: 0.9rem;
  color: var(--text-dim);
}
.faq-item.open .faq-a {
  max-height: 300px;
  padding: 0 1.2rem 1.2rem;
}

/* --- Marquee-style game banner --- */
.game-marquee {
  overflow: hidden;
  white-space: nowrap;
  background: var(--bg-card);
  border-top: 2px solid var(--orange);
  border-bottom: 2px solid var(--orange);
  padding: 1rem 0;
}
.game-marquee-inner {
  display: inline-flex;
  gap: 3rem;
  animation: marquee 25s linear infinite;
  font-weight: 900;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
@keyframes marquee {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}