/* ========================================================================== 
   Variables
   ========================================================================== */

:root {
  /* Colors */
  --color-background: #050608; /* deep near-black */
  --color-background-elevated: #101218;
  --color-background-soft: #181b22;

  --color-text: #f7f3e9; /* warm ivory */
  --color-text-soft: #d3cbbc;
  --color-text-muted: #a59a88;

  --color-primary: #dcb76b; /* soft gold */
  --color-primary-soft: rgba(220, 183, 107, 0.18);
  --color-primary-strong: #f0c971;

  --color-success: #46c38d;
  --color-warning: #e9b45a;
  --color-danger: #ff5a5f;

  --color-border-subtle: rgba(247, 243, 233, 0.08);
  --color-border-strong: rgba(220, 183, 107, 0.65);

  --color-neutral-50: #f9fafb;
  --color-neutral-100: #f3f4f6;
  --color-neutral-200: #e5e7eb;
  --color-neutral-300: #d1d5db;
  --color-neutral-400: #9ca3af;
  --color-neutral-500: #6b7280;
  --color-neutral-600: #4b5563;
  --color-neutral-700: #374151;
  --color-neutral-800: #1f2933;
  --color-neutral-900: #111827;

  /* Typography */
  --font-sans: "Poppins", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-display: "Playfair Display", "Times New Roman", serif;
  --font-mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;

  --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: 1.1;
  --line-height-snug: 1.25;
  --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-xs: 2px;
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-pill: 999px;

  /* Shadows (subtle glossy casino style) */
  --shadow-soft: 0 14px 35px rgba(0, 0, 0, 0.55);
  --shadow-soft-inner: inset 0 0 0 1px rgba(255, 255, 255, 0.02);
  --shadow-strong: 0 28px 60px rgba(0, 0, 0, 0.75);
  --shadow-gold-glow: 0 0 0 1px rgba(220, 183, 107, 0.35), 0 0 28px rgba(220, 183, 107, 0.28);

  /* Transitions */
  --transition-fast: 120ms ease-out;
  --transition-base: 180ms ease-out;
  --transition-slow: 260ms ease-out;
}

/* ========================================================================== 
   Reset / Normalize
   ========================================================================== */

*, *::before, *::after {
  box-sizing: border-box;
}

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

body {
  margin: 0;
}

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

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

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

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

button,
input,
select,
textarea {
  font: inherit;
  color: inherit;
  background: none;
  border-radius: 0;
}

button {
  border: none;
  padding: 0;
  cursor: pointer;
}

textarea {
  resize: vertical;
}

fieldset {
  border: 0;
  margin: 0;
  padding: 0;
}

legend {
  padding: 0;
}

:focus {
  outline: none;
}

/* ========================================================================== 
   Base Styles
   ========================================================================== */

body {
  min-height: 100vh;
  font-family: var(--font-sans);
  font-size: var(--font-size-base);
  line-height: var(--line-height-normal);
  background: radial-gradient(circle at top, #1a1b21 0, #050608 55%) fixed;
  color: var(--color-text);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

main {
  display: block;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: var(--line-height-tight);
  letter-spacing: 0.02em;
  color: var(--color-text);
}

h1 {
  font-size: clamp(2.5rem, 4vw, 3.25rem);
  margin-bottom: var(--space-4);
}

h2 {
  font-size: clamp(2rem, 3vw, 2.5rem);
  margin-bottom: var(--space-3);
}

h3 {
  font-size: clamp(1.5rem, 2.4vw, 2rem);
  margin-bottom: var(--space-2);
}

h4 {
  font-size: 1.25rem;
  margin-bottom: var(--space-2);
}

h5 {
  font-size: 1.125rem;
  margin-bottom: var(--space-1);
}

h6 {
  font-size: 1rem;
  margin-bottom: var(--space-1);
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

p {
  margin-bottom: var(--space-3);
  color: var(--color-text-soft);
}

strong {
  font-weight: 600;
}

small {
  font-size: 0.875em;
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition-base),
              text-shadow var(--transition-base),
              opacity var(--transition-fast);
}

a:hover {
  color: var(--color-primary-strong);
  text-shadow: 0 0 12px rgba(240, 201, 113, 0.5);
}

a:active {
  opacity: 0.85;
}

hr {
  border: 0;
  border-top: 1px solid rgba(247, 243, 233, 0.08);
  margin: var(--space-6) 0;
}

/* ========================================================================== 
   Utilities
   ========================================================================== */

/* Layout: Container */

.container {
  width: 100%;
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--space-4);
  padding-right: var(--space-4);
  max-width: 1120px;
}

@media (min-width: 1200px) {
  .container {
    max-width: 1240px;
  }
}

.section {
  padding-top: var(--space-16);
  padding-bottom: var(--space-16);
}

.section--tight {
  padding-top: var(--space-10);
  padding-bottom: var(--space-10);
}

/* Flex helpers */

.flex {
  display: flex;
}

.inline-flex {
  display: inline-flex;
}

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

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

.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;
}

.justify-end {
  justify-content: flex-end;
}

.gap-2 {
  gap: var(--space-2);
}

.gap-3 {
  gap: var(--space-3);
}

.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-6);
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-6);
}

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

/* Text alignment */

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

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

.text-left {
  text-align: left;
}

/* Spacing utilities (margin / padding) */

.mt-0 { margin-top: 0; }
.mt-2 { margin-top: var(--space-2); }
.mt-3 { margin-top: var(--space-3); }
.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-2 { margin-bottom: var(--space-2); }
.mb-3 { margin-bottom: var(--space-3); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-6 { margin-bottom: var(--space-6); }
.mb-8 { margin-bottom: var(--space-8); }

.pt-4 { padding-top: var(--space-4); }
.pt-6 { padding-top: var(--space-6); }
.pt-8 { padding-top: var(--space-8); }

.pb-4 { padding-bottom: var(--space-4); }
.pb-6 { padding-bottom: var(--space-6); }
.pb-8 { padding-bottom: var(--space-8); }

.px-4 {
  padding-left: var(--space-4);
  padding-right: var(--space-4);
}

.py-3 {
  padding-top: var(--space-3);
  padding-bottom: var(--space-3);
}

/* Width & alignment */

.w-full {
  width: 100%;
}

.mx-auto {
  margin-left: auto;
  margin-right: auto;
}

/* 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;
}

/* Specialty: subtle card-suit accent (for small inline icons) */

.suit-accent {
  color: var(--color-primary);
  text-shadow: 0 0 8px rgba(220, 183, 107, 0.6);
}

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

/* Buttons */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-pill);
  font-size: var(--font-size-sm);
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border: 1px solid transparent;
  background: linear-gradient(135deg, #f0c971, #b68b3b);
  color: #171309 !important;
  box-shadow: var(--shadow-soft);
  transition: transform var(--transition-base),
              box-shadow var(--transition-base),
              filter var(--transition-base),
              background var(--transition-base),
              border-color var(--transition-base);
  white-space: nowrap;
}

.btn:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-strong);
  filter: brightness(1.05);
}

.btn:active {
  transform: translateY(0);
  box-shadow: var(--shadow-soft);
  filter: brightness(0.98);
}

.btn--outline {
  background: radial-gradient(circle at top, rgba(220, 183, 107, 0.12), rgba(5, 6, 8, 0.96));
  color: var(--color-primary) !important;
  border-color: var(--color-border-strong);
  box-shadow: var(--shadow-soft-inner);
}

.btn--outline:hover {
  background: radial-gradient(circle at top, rgba(220, 183, 107, 0.18), rgba(5, 6, 8, 0.96));
}

.btn--ghost {
  background: transparent;
  color: var(--color-primary) !important;
  border-color: rgba(247, 243, 233, 0.16);
}

.btn--full {
  width: 100%;
}

.btn[disabled],
.btn:disabled {
  opacity: 0.55;
  cursor: not-allowed;
  box-shadow: none;
  filter: grayscale(0.2);
}

/* Inputs */

.input,
.textarea,
.select {
  width: 100%;
  padding: 0.75rem 0.9rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border-subtle);
  background: linear-gradient(145deg, rgba(24, 27, 34, 0.96), rgba(11, 12, 17, 0.98));
  color: var(--color-text);
  font-size: var(--font-size-sm);
  line-height: 1.4;
  box-shadow: var(--shadow-soft-inner);
  transition: border-color var(--transition-base),
              box-shadow var(--transition-base),
              background var(--transition-base),
              transform var(--transition-fast);
}

.input::placeholder,
.textarea::placeholder {
  color: var(--color-text-muted);
}

.input:focus-visible,
.textarea:focus-visible,
.select:focus-visible {
  border-color: var(--color-border-strong);
  box-shadow: var(--shadow-gold-glow);
  transform: translateY(-1px);
}

.input--error {
  border-color: var(--color-danger);
}

.label {
  display: inline-block;
  margin-bottom: var(--space-1);
  font-size: var(--font-size-sm);
  color: var(--color-text-soft);
}

.field-hint {
  margin-top: 0.25rem;
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

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

/* Card */

.card {
  position: relative;
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  background:
    radial-gradient(circle at top left, rgba(240, 201, 113, 0.12), transparent 55%),
    linear-gradient(155deg, rgba(16, 18, 24, 0.98), rgba(5, 6, 8, 0.98));
  border: 1px solid rgba(247, 243, 233, 0.06);
  box-shadow: var(--shadow-soft);
  overflow: hidden;
}

.card::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: linear-gradient(135deg, rgba(220, 183, 107, 0.22), transparent 40%, rgba(240, 201, 113, 0.12));
  opacity: 0;
  pointer-events: none;
  mix-blend-mode: screen;
  transition: opacity var(--transition-slow);
}

.card:hover::before {
  opacity: 1;
}

.card--soft {
  padding: var(--space-4);
  background: rgba(11, 12, 17, 0.9);
  border-radius: var(--radius-md);
}

.card-header {
  margin-bottom: var(--space-4);
}

.card-title {
  font-family: var(--font-display);
  font-size: var(--font-size-xl);
  margin-bottom: var(--space-1);
}

.card-subtitle {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

/* Tag / chips (e.g., for formats: Poker, Roulette, etc.) */

.tag {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.7rem;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(220, 183, 107, 0.45);
  font-size: var(--font-size-xs);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-primary);
  background: radial-gradient(circle at top, rgba(220, 183, 107, 0.18), transparent 55%);
}

/* CTA block */

.cta-block {
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  background:
    radial-gradient(circle at top, rgba(240, 201, 113, 0.14), transparent 60%),
    linear-gradient(155deg, #14151b, #06070b);
  border: 1px solid rgba(240, 201, 113, 0.32);
  box-shadow: var(--shadow-gold-glow);
}

@media (max-width: 768px) {
  .cta-block {
    padding: var(--space-6);
  }
}

/* Navigation (generic base; individual pages can extend) */

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  backdrop-filter: blur(18px);
  background: linear-gradient(to bottom, rgba(5, 6, 8, 0.96), rgba(5, 6, 8, 0.85));
  border-bottom: 1px solid rgba(247, 243, 233, 0.06);
}

.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-3);
  padding-bottom: var(--space-3);
}

.navbar-logo {
  font-family: var(--font-display);
  font-size: 1.1rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.navbar-menu {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  font-size: var(--font-size-sm);
  text-transform: uppercase;
  letter-spacing: 0.16em;
}

.navbar-link {
  position: relative;
  color: var(--color-text-muted);
  padding-bottom: 0.25rem;
}

.navbar-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 1px;
  background: linear-gradient(90deg, #f0c971, #b68b3b);
  transition: width var(--transition-base);
}

.navbar-link:hover {
  color: var(--color-text);
}

.navbar-link:hover::after,
.navbar-link--active::after {
  width: 100%;
}

.navbar-link--active {
  color: var(--color-primary-strong);
}

/* Hero overlay utility (for premium photography backgrounds) */

.hero-overlay {
  position: relative;
  isolation: isolate;
}

.hero-overlay::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at top, rgba(240, 201, 113, 0.2), transparent 55%),
    linear-gradient(to bottom, rgba(5, 6, 8, 0.3), rgba(5, 6, 8, 0.95));
  z-index: -1;
}

/* ========================================================================== 
   Accessibility
   ========================================================================== */

:focus-visible {
  outline: 2px solid transparent;
  box-shadow: 0 0 0 2px #050608, 0 0 0 4px rgba(240, 201, 113, 0.85);
  border-radius: 4px;
}

button:focus-visible,
[role="button"]:focus-visible,
[tabindex]:focus-visible,
.input:focus-visible,
.textarea:focus-visible,
.select:focus-visible,
.btn:focus-visible {
  outline: none;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}