/* ==========================================================================
   Variables
   ========================================================================== */
:root {
  /* Colors */
  --color-bg-dark: #0B1220; /* primary background */
  --color-bg-light: #F6F1E8; /* secondary sections */
  --color-text-on-dark: #F5F2E8; /* primary text on dark */
  --color-text-on-light: #1F1F1F; /* primary text on light */
  --color-heading-wine: #6E1F2A;
  --color-heading-blue: #1E3A5F;
  --color-primary: #C7A45A; /* CTAs, highlights */
  --color-primary-hover: #7B5A33;
  --color-accent-emerald: #1E5E4F;
  --color-age-banner-bg: #D60000;
  --color-age-banner-text: #FFFFFF;
  --color-success: #1E5E4F;
  --color-warning: #C7A45A;
  --color-danger: #D60000;

  /* Neutral grays */
  --gray-50: #F9FAFB;
  --gray-100: #F3F4F6;
  --gray-200: #E5E7EB;
  --gray-300: #D1D5DB;
  --gray-400: #9CA3AF;
  --gray-500: #6B7280;
  --gray-600: #4B5563;
  --gray-700: #374151;
  --gray-800: #1F2933;
  --gray-900: #111827;

  /* Typography */
  --font-sans: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    "Helvetica Neue", Arial, "Noto Sans", sans-serif;
  --font-display: "Playfair Display", "Times New Roman", serif;

  --font-size-xs: 0.75rem;   /* 12px */
  --font-size-sm: 0.875rem;  /* 14px */
  --font-size-base: 1rem;    /* 16px */
  --font-size-lg: 1.125rem;  /* 18px */
  --font-size-xl: 1.25rem;   /* 20px */
  --font-size-2xl: 1.5rem;   /* 24px */
  --font-size-3xl: 1.875rem; /* 30px */
  --font-size-4xl: 2.25rem;  /* 36px */
  --font-size-5xl: 3rem;     /* 48px */

  --line-height-tight: 1.15;
  --line-height-snug: 1.3;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.7;

  /* Spacing scale (0–96px) */
  --space-0: 0;
  --space-1: 0.25rem;  /* 4px */
  --space-2: 0.5rem;   /* 8px */
  --space-3: 0.75rem;  /* 12px */
  --space-4: 1rem;     /* 16px */
  --space-5: 1.25rem;  /* 20px */
  --space-6: 1.5rem;   /* 24px */
  --space-8: 2rem;     /* 32px */
  --space-10: 2.5rem;  /* 40px */
  --space-12: 3rem;    /* 48px */
  --space-16: 4rem;    /* 64px */
  --space-20: 5rem;    /* 80px */
  --space-24: 6rem;    /* 96px */

  /* Radius */
  --radius-sm: 0.25rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-pill: 999px;

  /* Shadows - cinematic depth */
  --shadow-sm: 0 4px 10px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 12px 30px rgba(0, 0, 0, 0.45);
  --shadow-lg: 0 22px 60px rgba(0, 0, 0, 0.6);

  /* Transitions */
  --transition-fast: 120ms ease-out;
  --transition-base: 200ms ease-out;
  --transition-slow: 320ms ease-out;

  /* Layout */
  --container-max-width: 1120px;
  --container-padding-x: var(--space-4);

  /* Fixed header / age banner heights (for layout compensation) */
  --age-banner-height: 3rem; /* 48px banner across all pages */
}

/* ==========================================================================
   Reset / Normalize
   ========================================================================== */
*, *::before, *::after {
  box-sizing: border-box;
}

html {
  margin: 0;
  padding: 0;
  scroll-behavior: smooth;
  text-size-adjust: 100%;
}

body {
  margin: 0;
}

h1, h2, h3, h4, h5, h6,
p, figure, blockquote,
dl, dd {
  margin: 0;
}

ul[class], ol[class] {
  margin: 0;
  padding: 0;
  list-style: none;
}

img, picture, video, canvas, svg {
  display: block;
  max-width: 100%;
  height: auto;
}

button, input, select, textarea {
  font: inherit;
  color: inherit;
  margin: 0;
}

a {
  color: inherit;
  text-decoration: none;
}

/* Remove default button styles while keeping accessibility */
button {
  border: none;
  background: none;
  padding: 0;
}

/* ==========================================================================
   Base Styles
   ========================================================================== */
body {
  min-height: 100vh;
  font-family: var(--font-sans);
  font-size: var(--font-size-base);
  line-height: var(--line-height-normal);
  background-color: var(--color-bg-dark);
  color: var(--color-text-on-dark);
  -webkit-font-smoothing: antialiased;
}

main {
  /* compensate the fixed age banner; header can subtract further if needed */
  padding-top: var(--age-banner-height);
}

/* Headings - cinematic hierarchy */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: var(--line-height-tight);
  color: var(--color-heading-wine);
}

h1 {
  font-size: clamp(var(--font-size-3xl), 4vw, var(--font-size-5xl));
  margin-bottom: var(--space-4);
}

h2 {
  font-size: clamp(var(--font-size-2xl), 3vw, var(--font-size-4xl));
  margin-bottom: var(--space-3);
}

h3 {
  font-size: var(--font-size-xl);
  margin-bottom: var(--space-2);
}

h4 {
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-2);
}

p {
  margin-bottom: var(--space-4);
  }

strong {
  font-weight: 600;
}

/* Alternate heading color helper (royal blue for corporate sections) */
.heading--blue {
  color: var(--color-heading-blue);
}

/* Links */
a {
  position: relative;
  transition: color var(--transition-base);
}

a:hover {
  color: var(--color-primary);
}

a:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 3px;
}

/* Background helpers for contrasting text */
.bg-dark {
  background-color: var(--color-bg-dark);
  color: var(--color-text-on-dark);
}

.bg-light {
  background-color: var(--color-bg-light);
  color: var(--color-text-on-light);
}

.text-light {
  color: var(--color-text-on-dark);
}

.text-dark {
  color: var(--color-text-on-light);
}

/* ==========================================================================
   Accessibility & Motion
   ========================================================================== */
:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 3px;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
}

/* Screen-reader only */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ==========================================================================
   Utilities
   ========================================================================== */
.container {
  width: 100%;
  max-width: var(--container-max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--container-padding-x);
  padding-right: var(--container-padding-x);
}

.section {
  padding-top: var(--space-12);
  padding-bottom: var(--space-12);
}

.section--tight {
  padding-top: var(--space-8);
  padding-bottom: var(--space-8);
}

/* Flex helpers */
.flex {
  display: flex;
}

.flex-col {
  flex-direction: column;
}

.flex-row {
  flex-direction: row;
}

.flex-wrap {
  flex-wrap: wrap;
}

.items-center {
  align-items: center;
}

.items-start {
  align-items: flex-start;
}

.items-end {
  align-items: flex-end;
}

.justify-center {
  justify-content: center;
}

.justify-between {
  justify-content: space-between;
}

.gap-4 {
  gap: var(--space-4);
}

.gap-6 {
  gap: var(--space-6);
}

/* Grid helpers */
.grid {
  display: grid;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-8);
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-8);
}

@media (max-width: 768px) {
  .grid-2,
  .grid-3 {
    grid-template-columns: 1fr;
  }
}

/* Spacing utilities (minimal set) */
.mt-0 { margin-top: 0; }
.mt-4 { margin-top: var(--space-4); }
.mt-6 { margin-top: var(--space-6); }
.mt-8 { margin-top: var(--space-8); }
.mb-0 { margin-bottom: 0; }
.mb-4 { margin-bottom: var(--space-4); }
.mb-6 { margin-bottom: var(--space-6); }
.mb-8 { margin-bottom: var(--space-8); }

.py-8 {
  padding-top: var(--space-8);
  padding-bottom: var(--space-8);
}

.py-12 {
  padding-top: var(--space-12);
  padding-bottom: var(--space-12);
}

.text-center { text-align: center; }
.text-right { text-align: right; }

/* Cinematic separator */
.hr-accent {
  border: 0;
  border-top: 1px solid var(--color-accent-emerald);
  margin: var(--space-6) 0;
}

/* ==========================================================================
   Components
   ========================================================================== */

/* Fixed 21+ Age Banner (visible on every page) */
.age-banner {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 9999;
  height: var(--age-banner-height);
  display: flex;
  align-items: center;
  justify-content: center;
  padding-left: var(--space-4);
  padding-right: var(--space-4);
  background-color: var(--color-age-banner-bg);
  color: var(--color-age-banner-text);
  font-size: var(--font-size-sm);
  text-align: center;
}

.age-banner__content {
  max-width: var(--container-max-width);
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
}

.age-banner__text {
  font-weight: 500;
  margin-bottom: 0px;
}

.age-banner__badge {
  border-radius: var(--radius-pill);
  border: 1px solid rgba(255, 255, 255, 0.8);
  padding: 0.25rem 0.75rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

@media (max-width: 640px) {
  .age-banner__content {
    flex-direction: column;
    justify-content: center;
  }
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.75rem;
  border-radius: var(--radius-pill);
  border: 1px solid transparent;
  font-weight: 600;
  font-size: var(--font-size-sm);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  cursor: pointer;
  transition:
    background-color var(--transition-base),
    color var(--transition-base),
    border-color var(--transition-base),
    transform var(--transition-fast),
    box-shadow var(--transition-base);
}

.btn-primary {
  background-color: var(--color-primary);
  color: #111111;
  box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
  background-color: var(--color-primary-hover);
  color: #FDFDFD;
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-outline-light {
  background-color: transparent;
  color: var(--color-text-on-dark);
  border-color: rgba(245, 242, 232, 0.75);
}

.btn-outline-light:hover {
  background-color: rgba(245, 242, 232, 0.08);
}

.btn:disabled,
.btn[aria-disabled="true"] {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

.btn:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 3px;
}

/* Form elements */
.input,
.textarea,
.select {
  width: 100%;
  padding: 0.75rem 0.9rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--gray-600);
  background-color: rgba(11, 18, 32, 0.9);
  color: var(--color-text-on-dark);
  font-size: var(--font-size-sm);
  transition:
    border-color var(--transition-base),
    box-shadow var(--transition-base),
    background-color var(--transition-base);
}

.input::placeholder,
.textarea::placeholder {
  color: var(--gray-400);
}

.input:focus-visible,
.textarea:focus-visible,
.select:focus-visible {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 1px var(--color-primary);
}

.textarea {
  min-height: 7rem;
  resize: vertical;
}

.input--light,
.textarea--light,
.select--light {
  background-color: #FFFFFF;
  color: var(--color-text-on-light);
  border-color: var(--gray-300);
}

/* Labels & helper text */
.form-label {
  display: block;
  margin-bottom: 0.35rem;
  font-size: var(--font-size-sm);
  font-weight: 500;
}

.form-description {
  font-size: var(--font-size-xs);
  color: var(--gray-400);
  margin-top: 0.25rem;
}

.form-error {
  font-size: var(--font-size-xs);
  color: var(--color-danger);
  margin-top: 0.25rem;
}

/* Card - for event modules, casino tables, etc. */
.card {
  position: relative;
  background-color: rgba(11, 18, 32, 0.92);
  color: var(--color-text-on-dark);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  box-shadow: var(--shadow-md);
  overflow: hidden;
}

.card--light {
  background-color: var(--color-bg-light);
  color: var(--color-text-on-light);
  box-shadow: var(--shadow-sm);
}

.card__title {
  font-family: var(--font-display);
  font-size: var(--font-size-xl);
  margin-bottom: var(--space-2);
}

.card__subtitle {
  font-size: var(--font-size-sm);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--gray-400);
  margin-bottom: var(--space-3);
}

/* Subtle neon edge for casino mood sections */
.card--neon {
  box-shadow:
    0 0 0 1px rgba(30, 94, 79, 0.7),
    0 22px 60px rgba(0, 0, 0, 0.65);
}

/* Tag / pill for event labels (e.g., Roulette, Poker, VIP) */
.badge {
  display: inline-flex;
  align-items: center;
  border-radius: var(--radius-pill);
  padding: 0.2rem 0.75rem;
  font-size: var(--font-size-xs);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border: 1px solid rgba(199, 164, 90, 0.8);
  color: var(--color-primary);
}

/* Hero helper for cinematic layouts */
.hero {
  position: relative;
  min-height: 70vh;
  display: flex;
  align-items: center;
  padding-top: var(--space-12);
  padding-bottom: var(--space-12);
  color: var(--color-text-on-dark);
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, rgba(11, 18, 32, 0.9), rgba(11, 18, 32, 0.4));
}

.hero__content {
  position: relative;
  z-index: 1;
}

/* ==========================================================================
   End
   ========================================================================== */