/* Cosmic Spin Parade — Ocean Blue Theme */
:root {
  /* Color Palette: Ocean Blue */
  --color-primary: #38bdf8;
  --color-primary-glow: rgba(56, 189, 248, 0.4);
  --color-secondary: #0ea5e9;
  --color-accent: #22d3ee;
  --color-accent-glow: rgba(34, 211, 238, 0.3);
  --bg-from: #0c1929;
  --bg-via: #0f2847;
  --bg-to: #020617;
  --card-bg: rgba(15, 40, 71, 0.6);
  --card-border: rgba(56, 189, 248, 0.2);

  /* Typography */
  --font-heading: 'Montserrat', system-ui, sans-serif;
  --font-body: 'Open Sans', system-ui, sans-serif;
  --font-mono: 'Source Code Pro', monospace;

  /* Animation */
  --scale-hover: 1.01;
  --speed: 0.2s;
  --easing: ease-in-out;

  /* Layout */
  --radius: 14px; /* 12-16px */
  --container: 1200px;
  --section-space: 90px; /* 80-100px */
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  font-family: var(--font-body);
  color: #e6f6ff;
  background: radial-gradient(1200px 700px at 20% 10%, rgba(34,211,238,0.08), transparent 60%), linear-gradient(160deg, var(--bg-from), var(--bg-via), var(--bg-to));
  background-attachment: fixed;
}
img { max-width: 100%; display: block; }

.container { width: 100%; max-width: var(--container); margin: 0 auto; padding: 0 20px; }
.section { padding: var(--section-space) 0; }
.section-head { display: flex; align-items: center; gap: 12px; margin-bottom: 28px; }
.section-title { font-family: var(--font-heading); font-weight: 800; font-size: 32px; margin: 0; text-shadow: 0 3px 0 rgba(14,165,233,0.35); }
.section-disclaimer { margin-top: 22px; font-size: 13px; opacity: 0.8; }

/* Header */
.site-header { position: sticky; top: 0; z-index: 50; backdrop-filter: saturate(120%) blur(10px); background: rgba(2,6,23,0.6); border-bottom: 1px solid rgba(56,189,248,0.15); }
.nav-wrap { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 14px 20px; }
.logo { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; color: #e6f6ff; }
.logo-mark { width: 28px; height: 28px; display: inline-grid; place-items: center; border-radius: 9px; background: linear-gradient(145deg, var(--color-secondary), var(--color-primary)); box-shadow: 0 6px 0 #0b6ea4; font-size: 16px; }
.logo-text { font-family: var(--font-heading); font-weight: 800; letter-spacing: 0.2px; }
.logo-text span { color: var(--color-primary); text-shadow: 0 2px 0 rgba(14,165,233,0.45); }

.nav { display: flex; align-items: center; gap: 16px; }
.hamburger { display: inline-flex; flex-direction: column; gap: 5px; background: transparent; border: 0; padding: 6px; cursor: pointer; }
.hamburger span { width: 22px; height: 2px; background: #d9f0ff; transition: transform var(--speed) var(--easing), opacity var(--speed) var(--easing); border-radius: 2px; }
.nav-menu { list-style: none; margin: 0; padding: 10px 0 0; position: absolute; left: 0; right: 0; top: 56px; background: rgba(2,6,23,0.9); border-top: 1px solid rgba(56,189,248,0.15); display: none; }
.nav-menu.open { display: block; }
.nav-menu li {         margin-right: 20px; padding: 8px 20px; }
.nav-link { color: #dbeafe; text-decoration: none; opacity: 0.9; transition: opacity var(--speed) var(--easing); }
.nav-link:hover { opacity: 1; }
.nav-link.active { color: #fff; }
.header-age .age-badge { margin-left: 6px; }

/* Age badge */
.age-badge { display: inline-grid; place-items: center; padding: 4px 8px; border-radius: 999px; border: 1px solid var(--card-border); background: rgba(56,189,248,0.08); color: var(--color-primary); font-weight: 700; font-size: 12px; font-family: var(--font-mono); }
.age-large { font-size: 18px; padding: 8px 14px; }

/* Buttons */
.btn { --shadow: #0b6ea4; appearance: none; border: 0; border-radius: var(--radius); padding: 12px 18px; font-weight: 700; color: #031321; cursor: pointer; transform: translateY(0); transition: transform var(--speed) var(--easing), box-shadow var(--speed) var(--easing), filter var(--speed) var(--easing); box-shadow: 0 8px 0 var(--shadow); }
.btn:hover { transform: translateY(-1px) scale(var(--scale-hover)); }
.btn:active { transform: translateY(2px); box-shadow: 0 4px 0 var(--shadow); }
.btn-primary { background: var(--color-primary); --shadow: #0ea5e9; }
.btn-secondary { background: var(--color-secondary); --shadow: #0b6ea4; color: #031321; }
.btn-ghost { background: transparent; color: #bfe9ff; border: 1px solid var(--card-border); box-shadow: 0 8px 0 rgba(14,165,233,0.25); }

/* Hero */
.hero { padding: 30px 0 var(--section-space); }
.hero-grid { display: grid; gap: 28px; align-items: center; grid-template-columns: 1fr; }
.hero-kicker { opacity: 0.9; margin-bottom: 8px; display: flex; align-items: center; gap: 10px; color: #cfefff; }
.hero-title { font-family: var(--font-heading); font-size: 44px; line-height: 1.05; margin: 6px 0 12px; letter-spacing: -0.5px; text-shadow: 3px 4px 0 rgba(14,165,233,0.4); }
.shadow-line { display: block; color: var(--color-primary); }
.hero-subtitle { color: #cfefff; opacity: 0.9; font-size: 18px; }
.hero-cta { display: flex; gap: 12px; margin: 18px 0 8px; }
.cta-note { display: block; opacity: 0.8; }
.hero-right { min-height: 280px; }
.hero-art { position: relative; border-radius: var(--radius); background: var(--card-bg); border: 1px solid var(--card-border); overflow: hidden; min-height: 280px; display: grid; place-items: center; }
.hero-art::after { content: ""; position: absolute; inset: 0; background: radial-gradient(500px 300px at 75% 20%, rgba(34,211,238,0.08), transparent 60%); pointer-events: none; }
.chip-stack, .slot-reel, .neon-ring { position: absolute; border-radius: 50%; filter: saturate(1.1); }
.chip-stack { width: 120px; height: 120px; left: 14%; bottom: 16%; background: radial-gradient(circle at 35% 35%, #fff 0, #f0f9ff 8%, #38bdf8 35%, #0ea5e9 65%); box-shadow: 12px 12px 0 rgba(14,165,233,0.35); transform: rotate(-12deg); }
.slot-reel { width: 160px; height: 160px; right: 14%; top: 12%; background: conic-gradient(from 0deg, #0ea5e9, #38bdf8, #22d3ee, #0ea5e9); mask: radial-gradient(circle at 50% 50%, transparent 32%, black 33%); box-shadow: -12px 12px 0 rgba(56,189,248,0.25); }
.neon-ring { width: 240px; height: 240px; right: -40px; bottom: -40px; border: 3px solid var(--color-accent); opacity: 0.3; }
.suits-bg { position: absolute; inset: 0; display: grid; place-items: center; font-size: 80px; letter-spacing: 12px; color: rgba(56,189,248,0.08); font-family: var(--font-heading); }

/* Section: page hero */
.page-hero .page-hero-inner { background: var(--card-bg); border: 1px solid var(--card-border); border-radius: var(--radius); padding: 24px; }
.page-title { font-family: var(--font-heading); font-size: 36px; margin: 6px 0; text-shadow: 0 3px 0 rgba(14,165,233,0.35); }
.page-subtitle { opacity: 0.9; }
.age-reminder { display: inline-flex; align-items: center; gap: 10px; opacity: 0.9; }

/* Games grid */
.games-grid { display: grid; grid-template-columns: 1fr; gap: 16px; }
.game-card { background: var(--card-bg); border: 1px solid var(--card-border); border-radius: var(--radius); overflow: hidden; transition: transform var(--speed) var(--easing), box-shadow var(--speed) var(--easing); }
.game-card:hover { transform: translateY(-2px) scale(var(--scale-hover)); }
.card-shadow { box-shadow: 0 20px 40px rgba(3, 19, 33, 0.6), 0 10px 0 rgba(14,165,233,0.25); }
.game-image-container { position: relative; aspect-ratio: 16/10; background: linear-gradient(135deg, rgba(34, 211, 238, 0.15), rgba(56, 189, 248, 0.15)); display: block; overflow: hidden; }
.game-image { width: 100%; height: 100%; object-fit: cover; }
.game-image-fallback { position: absolute; inset: 0; display: none; align-items: center; justify-content: center; padding: 16px; text-align: center; font-weight: 700; background: linear-gradient(135deg, rgba(34,211,238,0.12), rgba(56,189,248,0.12)); color: #e6f6ff; }
.game-info { display: flex; align-items: center; justify-content: space-between; padding: 12px 14px 0; }
.game-category { font-size: 12px; font-weight: 700; color: var(--color-accent); border: 1px solid var(--card-border); border-radius: 999px; padding: 4px 10px; background: rgba(34,211,238,0.08); }
.game-title { margin: 8px 14px; font-size: 18px; font-family: var(--font-heading); letter-spacing: 0.3px; }
.play-demo-btn { margin: 0 14px 14px; width: calc(100% - 28px); }

/* Filters */
.filters { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; background: var(--card-bg); border: 1px solid var(--card-border); border-radius: var(--radius); padding: 10px; margin-bottom: 16px; }
.filters-note { opacity: 0.8; font-size: 12px; margin-left: auto; }
.filter-btn.active { outline: 2px solid var(--color-accent); }

/* Steps / Features */
.steps-grid, .feature-grid { display: grid; grid-template-columns: 1fr; gap: 16px; }
.step, .feature { background: var(--card-bg); border: 1px solid var(--card-border); border-radius: var(--radius); padding: 18px; transition: transform var(--speed) var(--easing); }
.step:hover, .feature:hover { transform: translateY(-2px) scale(var(--scale-hover)); }
.step-icon { font-size: 28px; }

/* Responsible section */
.responsible-wrap { background: var(--card-bg); border: 1px solid var(--card-border); border-radius: var(--radius); padding: 20px; }
.responsible-badge { display: inline-grid; place-items: center; width: 56px; height: 56px; border-radius: 999px; border: 2px solid var(--card-border); color: var(--color-primary); font-family: var(--font-mono); font-weight: 700; margin-bottom: 8px; }
.resource-links { list-style: none; padding: 0; margin: 10px 0 0; display: grid; gap: 8px; }
.link { color: var(--color-primary); text-decoration: none; border-bottom: 1px dashed rgba(56,189,248,0.45); transition: color var(--speed) var(--easing); }
.link:hover { color: var(--color-accent); }

/* FAQ */
.faq-grid { display: grid; grid-template-columns: 1fr; gap: 12px; }
.faq-item { background: var(--card-bg); border: 1px solid var(--card-border); border-radius: var(--radius); padding: 16px 18px; }
.faq-item summary { cursor: pointer; font-weight: 700; }
.faq-item[open] { outline: 1px solid rgba(34,211,238,0.35); }

/* Disclaimer strip */
.disclaimer-strip .disclaimer-card { display: grid; grid-template-columns: auto 1fr; align-items: center; gap: 16px; background: var(--card-bg); border: 1px solid var(--card-border); border-radius: var(--radius); padding: 18px; }
.big-age { font-family: var(--font-mono); font-weight: 700; color: var(--color-primary); border: 2px dashed var(--card-border); border-radius: 999px; padding: 8px 12px; }

/* Footer */
.site-footer { border-top: 1px solid rgba(56,189,248,0.15); padding: 28px 0 18px; background: rgba(2,6,23,0.5); }
.footer-grid { display: grid; grid-template-columns: 1fr; gap: 12px; align-items: center; }
.footer-logo { text-decoration: none; color: #e6f6ff; }
.footer-nav { display: flex; flex-wrap: wrap; gap: 12px; }
.footer-bottom { display: grid; gap: 6px; margin-top: 16px; opacity: 0.9; font-size: 14px; }

/* Age Gate */
.age-gate-overlay { position: fixed; inset: 0; background: rgba(2,6,23,0.8); backdrop-filter: blur(8px); display: none; align-items: center; justify-content: center; z-index: 100; }
.age-gate-overlay.active { display: flex; }
.age-gate-modal { width: min(520px, 92vw); background: var(--card-bg); border: 1px solid var(--card-border); border-radius: var(--radius); padding: 22px; text-align: center; }
.age-icon { width: 64px; height: 64px; border-radius: 999px; display: grid; place-items: center; font-family: var(--font-mono); font-weight: 800; color: var(--color-primary); border: 2px solid var(--card-border); margin: 0 auto 8px; }
.age-title { font-family: var(--font-heading); margin: 6px 0; text-shadow: 0 3px 0 rgba(14,165,233,0.35); }
.age-text { opacity: 0.9; }
.age-actions { display: flex; gap: 10px; justify-content: center; margin: 14px 0; }
.age-note { opacity: 0.8; }

/* Game Modal */
.game-modal { position: fixed; inset: 0; display: none; align-items: center; justify-content: center; background: rgba(2,6,23,0.85); backdrop-filter: blur(10px); z-index: 60; padding: 16px; }
.game-modal.active { display: flex; }
.modal-content { width: min(1100px, 96vw); background: var(--card-bg); border: 1px solid var(--card-border); border-radius: var(--radius); overflow: hidden; }
.modal-header { display: flex; align-items: center; justify-content: space-between; gap: 10px; padding: 12px 14px; border-bottom: 1px solid var(--card-border); }
.modal-header h2 { margin: 0; font-family: var(--font-heading); font-size: 20px; }
.close-btn { background: transparent; border: 0; color: #e6f6ff; font-size: 28px; cursor: pointer; line-height: 1; }
#game-iframe { width: 100%; height: min(70vh, 720px); border: 0; display: none; }
.demo-unavailable { display: none; align-items: center; justify-content: center; height: min(70vh, 720px); font-weight: 700; color: var(--color-primary); }

/* Grids at breakpoints */
@media (min-width: 640px) {
  .games-grid { grid-template-columns: repeat(2, 1fr); }
  .steps-grid, .feature-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: auto 1fr auto; }
}
@media (min-width: 768px) {
  .hero-grid { grid-template-columns: 1.05fr 0.95fr; }
  .section-title { font-size: 38px; }
  .page-title { font-size: 40px; }
}
@media (min-width: 1024px) {
  .games-grid { grid-template-columns: repeat(3, 1fr); }
  .steps-grid, .feature-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (min-width: 1280px) {
  .games-grid { grid-template-columns: repeat(5, 1fr); }
}

/* Mobile nav open state */
@media (min-width: 900px) {
  .hamburger { display: none; }
  .nav-menu {        margin-right: 20px; position: static; display: flex !important; background: transparent; border-top: 0; padding: 0; }
  .nav-menu li { padding: 0; }
}