/* ========================================
   Variables
   ======================================== */
:root {
  /* Color palette */
  --color-background: #050814; /* deep, modern backdrop */
  --color-surface: #0c1224;
  --color-surface-alt: #131a30;
  --color-text: #f5f7ff;
  --color-text-muted: #a6b0d3;

  --color-primary: #ffb43b; /* celebratory accent */
  --color-primary-soft: rgba(255, 180, 59, 0.12);
  --color-primary-strong: #ff9a00;

  --color-success: #38d996;
  --color-warning: #f6c453;
  --color-danger: #ff5c73;

  --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;

  /* Poker / event accents */
  --color-poker-table: #074f3b;
  --color-poker-chip-red: #e63946;
  --color-poker-chip-blue: #457b9d;

  /* Typography */
  --font-sans: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-display: "Poppins", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;

  --font-size-xs: 0.75rem;   /* 12px */
  --font-size-sm: 0.875rem;  /* 14px */
  --font-size-md: 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: 1.2;
  --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 */

  /* Radii */
  --radius-xs: 2px;
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --radius-pill: 999px;

  /* Shadows */
  --shadow-soft: 0 10px 30px rgba(0, 0, 0, 0.25);
  --shadow-strong: 0 20px 60px rgba(0, 0, 0, 0.45);
  --shadow-focus: 0 0 0 3px rgba(255, 180, 59, 0.45);

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

  /* Layout */
  --container-max-width: 1120px;
}

@media (prefers-reduced-motion: reduce) {
  :root {
    --transition-fast: 0ms;
    --transition-base: 0ms;
    --transition-slow: 0ms;
  }
}

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

html {
  margin: 0;
  padding: 0;
  scroll-behavior: smooth;
}

body {
  margin: 0;
}

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

ul,
ol {
  margin: 0;
  padding: 0;
}

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

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

button {
  border: none;
  background: none;
  padding: 0;
}

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

body,
html {
  min-height: 100%;
}

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

/* ========================================
   Base Styles
   ======================================== */
body {
  font-family: var(--font-sans);
  font-size: var(--font-size-md);
  line-height: var(--line-height-relaxed);
  background-color: var(--color-background);
  color: var(--color-text);
  -webkit-font-smoothing: antialiased;
}

main {
  display: block;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: var(--line-height-tight);
  color: var(--color-text);
  margin-bottom: var(--space-3);
}

h1 {
  font-size: var(--font-size-4xl);
}

h2 {
  font-size: var(--font-size-3xl);
}

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

h4 {
  font-size: var(--font-size-xl);
}

h5 {
  font-size: var(--font-size-lg);
}

h6 {
  font-size: var(--font-size-md);
}

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

strong,
b {
  font-weight: 600;
}

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

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

a:focus-visible {
  outline: none;
  box-shadow: var(--shadow-focus);
  border-radius: var(--radius-xs);
}

hr {
  border: none;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  margin: var(--space-6) 0;
}

/* ========================================
   Accessibility
   ======================================== */
:focus-visible {
  outline: none;
  box-shadow: var(--shadow-focus);
}

.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;
}

/* High-contrast focus ring on interactive elements */
button:focus-visible,
[role="button"]:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible,
.summary-card:focus-visible,
[tabindex]:focus-visible {
  outline: none;
  box-shadow: var(--shadow-focus);
}

/* ========================================
   Layout Utilities
   ======================================== */
.container {
  width: 100%;
  max-width: var(--container-max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--space-4);
  padding-right: var(--space-4);
}

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

.section--alt {
  background: linear-gradient(135deg, var(--color-surface) 0%, var(--color-surface-alt) 100%);
}

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

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

.flex-center {
  display: flex;
  align-items: center;
  justify-content: center;
}

.flex-between {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

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

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

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

.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;
  }
}

/* Spacing utilities (common) */
.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); }

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

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

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

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 0.7rem 1.4rem;
  border-radius: var(--radius-pill);
  font-weight: 600;
  font-size: var(--font-size-sm);
  letter-spacing: 0.02em;
  text-transform: uppercase;
  cursor: pointer;
  border: 1px solid transparent;
  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: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-strong) 100%);
  color: #1b1300;
  box-shadow: var(--shadow-soft);
}

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

.btn--outline {
  background-color: transparent;
  border-color: rgba(255, 255, 255, 0.24);
  color: var(--color-text);
}

.btn--outline:hover {
  border-color: var(--color-primary);
  background-color: var(--color-primary-soft);
}

.btn--ghost {
  background-color: transparent;
  color: var(--color-text-muted);
}

.btn--ghost:hover {
  color: var(--color-primary);
  background-color: rgba(255, 255, 255, 0.02);
}

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

.btn:focus-visible {
  outline: none;
  box-shadow: var(--shadow-focus);
}

/* Inputs & form fields */
.form-control {
  width: 100%;
  padding: 0.7rem 0.9rem;
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.16);
  background-color: rgba(7, 12, 30, 0.9);
  color: var(--color-text);
  font-size: var(--font-size-sm);
  transition:
    border-color var(--transition-base),
    box-shadow var(--transition-base),
    background-color var(--transition-base);
}

.form-control::placeholder {
  color: var(--color-text-muted);
  opacity: 0.7;
}

.form-control:focus-visible {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-focus);
  outline: none;
}

.form-control[disabled],
.form-control[aria-disabled="true"] {
  opacity: 0.6;
  cursor: not-allowed;
}

label {
  display: block;
  margin-bottom: var(--space-2);
  font-size: var(--font-size-sm);
  color: var(--color-text);
}

.field-group {
  margin-bottom: var(--space-4);
}

.field-helper {
  margin-top: var(--space-1);
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

.field-error {
  margin-top: var(--space-1);
  font-size: var(--font-size-xs);
  color: var(--color-danger);
}

/* Card */
.card {
  background: radial-gradient(circle at top left, rgba(255, 180, 59, 0.09), transparent 55%),
              linear-gradient(135deg, var(--color-surface) 0%, var(--color-surface-alt) 100%);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  box-shadow: var(--shadow-soft);
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.card--soft {
  background: linear-gradient(135deg, rgba(4, 120, 87, 0.22), rgba(12, 18, 36, 0.96));
}

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

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

.card__meta {
  font-size: var(--font-size-xs);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
}

/* Poker / event highlight chips */
.badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-pill);
  font-size: var(--font-size-xs);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.badge--poker {
  background: radial-gradient(circle at 30% 30%, var(--color-poker-chip-red), var(--color-poker-chip-blue));
  color: #ffffff;
}

.badge--soft {
  background-color: rgba(255, 255, 255, 0.06);
  color: var(--color-text-muted);
}

/* Hero-style heading helpers */
.hero-kicker {
  font-size: var(--font-size-xs);
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--color-primary);
  margin-bottom: var(--space-2);
}

.hero-title {
  font-size: clamp(2.4rem, 4vw, 3.2rem);
  line-height: var(--line-height-tight);
  margin-bottom: var(--space-3);
}

.hero-subtitle {
  max-width: 40rem;
  color: var(--color-text-muted);
}

/* Taglist for event types */
.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.tag {
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(255, 255, 255, 0.12);
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

/* Simple nav baseline */
.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(18px);
  background: linear-gradient(to bottom, rgba(5, 8, 20, 0.96), rgba(5, 8, 20, 0.7));
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

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

.site-logo {
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: var(--font-size-sm);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  font-size: var(--font-size-sm);
}

.site-nav a {
  color: var(--color-text-muted);
  padding: 0.25rem 0;
  position: relative;
}

.site-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -0.2rem;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-primary-strong));
  transition: width var(--transition-base);
}

.site-nav a:hover {
  color: var(--color-text);
}

.site-nav a:hover::after {
  width: 100%;
}

@media (max-width: 768px) {
  .site-header__inner {
    padding-top: var(--space-2);
    padding-bottom: var(--space-2);
  }
}

/* Footer baseline */
.site-footer {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: var(--space-6);
  padding-bottom: var(--space-6);
  background: radial-gradient(circle at top, rgba(255, 180, 59, 0.04), transparent 55%);
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

.site-footer__meta {
  font-size: var(--font-size-xs);
  opacity: 0.85;
}

/* ========================================
   Media-specific helpers
   ======================================== */

.media-rounded {
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.media-outline {
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

/* ========================================
   Misc
   ======================================== */

.chip-row {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
}

.chip {
  padding: 0.35rem 0.9rem;
  border-radius: var(--radius-pill);
  background-color: rgba(255, 255, 255, 0.04);
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

.poker-accent {
  position: relative;
}

.poker-accent::before {
  content: "";
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  border: 1px dashed rgba(255, 180, 59, 0.45);
  pointer-events: none;
}