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

:root {
  /* Colors - Dark Premium Theme */
  --color-bg: #050608;
  --color-bg-elevated: #101117;
  --color-bg-soft: #151721;
  --color-surface: #1b1d29;
  --color-surface-soft: #222536;

  --color-text: #f7f7fa;
  --color-text-soft: #c4c7d4;
  --color-text-muted: #8b8fa1;

  --color-primary: #d3132f; /* main red accent */
  --color-primary-soft: rgba(211, 19, 47, 0.7);
  --color-primary-softest: rgba(211, 19, 47, 0.12);

  --color-success: #38c48b;
  --color-warning: #f5a623;
  --color-danger: #ff3b3b;

  --color-border-subtle: rgba(255, 255, 255, 0.06);
  --color-border-strong: rgba(255, 255, 255, 0.12);

  --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: #111827;
  --gray-900: #020409;

  /* Typography */
  --font-sans: system-ui, -apple-system, BlinkMacSystemFont, "SF Pro Text", 
    "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-display: "Playfair Display", "Times New Roman", serif;
  --font-mono: "JetBrains Mono", "SF Mono", 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-md: 1.0625rem; /* 17px */
  --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-4: 0.25rem;   /* 4px */
  --space-8: 0.5rem;    /* 8px */
  --space-12: 0.75rem;  /* 12px */
  --space-16: 1rem;     /* 16px */
  --space-20: 1.25rem;  /* 20px */
  --space-24: 1.5rem;   /* 24px */
  --space-28: 1.75rem;  /* 28px */
  --space-32: 2rem;     /* 32px */
  --space-40: 2.5rem;   /* 40px */
  --space-48: 3rem;     /* 48px */
  --space-56: 3.5rem;   /* 56px */
  --space-64: 4rem;     /* 64px */
  --space-80: 5rem;     /* 80px */
  --space-96: 6rem;     /* 96px */

  /* Radius */
  --radius-xs: 2px;
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 18px;
  --radius-pill: 999px;

  /* Shadows - subtle, cinematic */
  --shadow-soft: 0 12px 30px rgba(0, 0, 0, 0.55);
  --shadow-strong: 0 22px 60px rgba(0, 0, 0, 0.85);
  --shadow-glow-red: 0 0 24px rgba(211, 19, 47, 0.45);

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

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

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

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

html,
body {
  margin: 0;
  padding: 0;
}

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

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

/* Global requirement */
ul {
  list-style: none !important;
}

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

body {
  min-height: 100vh;
}

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

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

button,
input,
select,
textarea {
  font: inherit;
  color: inherit;
  background: transparent;
  border: none;
}

button {
  cursor: pointer;
}

button:disabled,
[disabled] {
  cursor: not-allowed;
}

table {
  border-collapse: collapse;
  border-spacing: 0;
}

/* ===========================================================================
   Base styles
   ======================================================================== */

body {
  font-family: var(--font-sans);
  font-size: var(--font-size-base);
  line-height: var(--line-height-relaxed);
  background-color: var(--color-bg);
  color: var(--color-text);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

main {
  display: block;
}

/* Headings - cinematic, central-friendly scale */

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-display);
  font-weight: 500;
  line-height: var(--line-height-tight);
  color: var(--color-text);
}

h1 {
  font-size: clamp(2.5rem, 4vw, var(--font-size-5xl));
  letter-spacing: 0.03em;
}

h2 {
  font-size: clamp(2rem, 3vw, var(--font-size-4xl));
  letter-spacing: 0.02em;
}

h3 {
  font-size: clamp(1.6rem, 2.4vw, var(--font-size-3xl));
}

h4 {
  font-size: var(--font-size-2xl);
}

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

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

p {
  margin-bottom: var(--space-16);
  color: var(--color-text-soft);
}

strong {
  font-weight: 600;
}

small {
  font-size: var(--font-size-xs);
}

/* Links - minimal, red accent on hover */

a {
  color: var(--color-text);
  transition: color var(--transition-base),
    text-shadow var(--transition-base),
    opacity var(--transition-fast);
}

a:hover {
  color: var(--color-primary);
  text-shadow: 0 0 8px rgba(211, 19, 47, 0.6);
}

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

:focus {
  outline: none;
}

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

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

/* Screen-reader only utility */

.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
   ======================================================================== */

/* Layout container */

.container {
  width: 100%;
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--space-16);
  padding-right: var(--space-16);
  max-width: 1200px;
}

@media (min-width: 1440px) {
  .container {
    max-width: 1320px;
  }
}

/* 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-column {
  flex-direction: column;
}

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

.gap-8 {
  gap: var(--space-8);
}

.gap-16 {
  gap: var(--space-16);
}

.gap-24 {
  gap: var(--space-24);
}

.gap-32 {
  gap: var(--space-32);
}

/* Grid helpers */

.grid {
  display: grid;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-32);
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-32);
}

@media (max-width: 900px) {
  .grid-2,
  .grid-3 {
    grid-template-columns: minmax(0, 1fr);
  }
}

/* Spacing utilities (commonly needed) */

.section {
  padding-top: var(--space-64);
  padding-bottom: var(--space-64);
}

.section-lg {
  padding-top: var(--space-80);
  padding-bottom: var(--space-80);
}

.mt-32 {
  margin-top: var(--space-32);
}

.mb-32 {
  margin-bottom: var(--space-32);
}

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

/* Hero central composition helper */

.hero-center {
  position: relative;
  min-height: min(90vh, 960px);
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding-top: var(--space-80);
  padding-bottom: var(--space-80);
}

.hero-center__inner {
  max-width: 720px;
  margin-inline: auto;
}

.hero-kicker {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.2rem 0.75rem;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(211, 19, 47, 0.6);
  color: var(--color-text-soft);
  font-size: var(--font-size-xs);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  background: radial-gradient(circle at 0 0, rgba(211, 19, 47, 0.16), transparent);
}

.hero-subtitle {
  margin-top: var(--space-16);
  font-size: var(--font-size-lg);
  color: var(--color-text-soft);
}

.hero-actions {
  margin-top: var(--space-32);
  display: inline-flex;
  flex-wrap: wrap;
  gap: var(--space-16);
  justify-content: center;
}

.hero-badges {
  position: absolute;
  inset-inline: 0;
  bottom: var(--space-32);
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-16);
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

/* Background image wrapper keeping content monochrome with red accents only */

.hero-bg,
.section-bg-dark {
  position: relative;
  isolation: isolate;
}

.hero-bg::before,
.section-bg-dark::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -2;
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
  filter: grayscale(1) contrast(1.2) brightness(0.6);
}

.hero-bg::after,
.section-bg-dark::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: radial-gradient(circle at 50% -10%, rgba(211, 19, 47, 0.24), transparent 60%),
    radial-gradient(circle at 0% 100%, rgba(0, 0, 0, 0.85), rgba(0, 0, 0, 0.98));
  mix-blend-mode: soft-light;
}

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

/* Header & Navigation */

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  backdrop-filter: blur(16px);
  background: linear-gradient(to bottom, rgba(5, 6, 8, 0.92), rgba(5, 6, 8, 0.88));
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

.site-header__inner {
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: var(--space-24);
  font-size: var(--font-size-sm);
  text-transform: uppercase;
  letter-spacing: 0.16em;
}

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

.nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 1px;
  background: var(--color-primary);
  transition: width var(--transition-base);
}

.nav-link:hover,
.nav-link[aria-current="page"] {
  color: var(--color-text);
}

.nav-link:hover::after,
.nav-link[aria-current="page"]::after {
  width: 100%;
}

/* Mobile navigation toggle (burger) */

.nav-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(0, 0, 0, 0.4);
  transition: background var(--transition-base),
    border-color var(--transition-base),
    box-shadow var(--transition-base);
  /* Global requirement */
  flex-direction: column;
}

.nav-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  border-radius: 999px;
  background: var(--color-text);
  transition: transform var(--transition-base),
    opacity var(--transition-base),
    background var(--transition-base);
}

.nav-toggle span + span {
  margin-top: 4px;
}

.nav-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(3px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] span:nth-child(2) {
  transform: translateY(-3px) rotate(-45deg);
}

.nav-toggle[aria-expanded="true"] span:nth-child(3) {
  opacity: 0;
}

.nav-toggle:hover {
  background: rgba(211, 19, 47, 0.12);
  border-color: rgba(211, 19, 47, 0.6);
  box-shadow: var(--shadow-glow-red);
}

@media (max-width: 900px) {
  .nav-toggle {
    display: inline-flex;
  }

  .nav-list {
    position: fixed;
    inset-inline: var(--space-16);
    top: 72px;
    padding: var(--space-24);
    border-radius: var(--radius-lg);
    background: rgba(8, 10, 14, 0.96);
    border: 1px solid rgba(255, 255, 255, 0.06);
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-16);
    transform-origin: top;
    transform: scaleY(0.9) translateY(-8px);
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-base),
      transform var(--transition-base);
  }

  .nav-list.is-open {
    opacity: 1;
    pointer-events: auto;
    transform: scaleY(1) translateY(0);
  }
}

/* Buttons */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.7rem 1.5rem;
  border-radius: var(--radius-pill);
  font-size: var(--font-size-sm);
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  border: 1px solid transparent;
  background: transparent;
  color: var(--color-text);
  position: relative;
  overflow: hidden;
  transition: background var(--transition-base),
    color var(--transition-base),
    border-color var(--transition-base),
    box-shadow var(--transition-base),
    transform var(--transition-fast);
}

.btn-primary {
  background: radial-gradient(circle at 0 0, rgba(255, 255, 255, 0.12), transparent 55%),
    linear-gradient(120deg, #8f071b, #d3132f);
  border-color: rgba(255, 255, 255, 0.06);
  box-shadow: var(--shadow-soft), var(--shadow-glow-red);
}

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

.btn-outline {
  border-color: rgba(255, 255, 255, 0.32);
  background: radial-gradient(circle at 100% 0, rgba(255, 255, 255, 0.08), transparent 55%),
    rgba(10, 11, 18, 0.9);
  color: var(--color-text-soft);
}

.btn-outline:hover {
  border-color: var(--color-primary);
  color: var(--color-text);
  box-shadow: var(--shadow-glow-red);
}

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

.btn-ghost:hover {
  color: var(--color-primary);
  background: rgba(211, 19, 47, 0.08);
}

.btn-sm {
  padding: 0.5rem 1.1rem;
  font-size: var(--font-size-xs);
}

.btn-lg {
  padding: 0.9rem 1.9rem;
}

.btn:disabled,
.btn[aria-disabled="true"] {
  opacity: 0.5;
  box-shadow: none;
}

/* Inputs & Forms */

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  margin-bottom: var(--space-20);
}

.label {
  font-size: var(--font-size-sm);
  color: var(--color-text-soft);
}

.input,
.textarea,
.select {
  width: 100%;
  padding: 0.7rem 0.9rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border-subtle);
  background: radial-gradient(circle at 0 0, rgba(255, 255, 255, 0.04), transparent 55%),
    rgba(7, 9, 13, 0.96);
  color: var(--color-text);
  font-size: var(--font-size-sm);
  transition: border-color var(--transition-base),
    box-shadow var(--transition-base),
    background var(--transition-base);
}

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

.input:focus-visible,
.textarea:focus-visible,
.select:focus-visible {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 1px rgba(211, 19, 47, 0.8);
}

.textarea {
  min-height: 150px;
  resize: vertical;
}

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

.form-hint {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

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

/* Cards */

.card {
  position: relative;
  border-radius: var(--radius-lg);
  padding: var(--space-24);
  background: radial-gradient(circle at 0 0, rgba(255, 255, 255, 0.08), transparent 55%),
    linear-gradient(145deg, rgba(12, 13, 20, 0.98), rgba(5, 6, 10, 0.98));
  border: 1px solid rgba(255, 255, 255, 0.06);
  box-shadow: var(--shadow-soft);
  overflow: hidden;
}

.card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(211, 19, 47, 0.18), transparent 40%);
  mix-blend-mode: soft-light;
  opacity: 0;
  transition: opacity var(--transition-slow);
}

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

.card-header {
  margin-bottom: var(--space-16);
}

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

.card-meta {
  margin-top: 0.25rem;
  font-size: var(--font-size-xs);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.card-body {
  position: relative;
  z-index: 1;
  color: var(--color-text-soft);
}

/* Poker & event tags (monochrome + red accent border) */

.tag {
  display: inline-flex;
  align-items: center;
  padding: 0.15rem 0.6rem;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(211, 19, 47, 0.7);
  font-size: var(--font-size-xs);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-text-soft);
  background: rgba(5, 6, 8, 0.9);
}

.tag-muted {
  border-color: rgba(255, 255, 255, 0.2);
}

/* Footer */

.site-footer {
  padding-top: var(--space-40);
  padding-bottom: var(--space-32);
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  background: radial-gradient(circle at 0 0, rgba(211, 19, 47, 0.18), transparent 55%),
    #050608;
}

.site-footer p,
.site-footer a {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

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

/* Monochrome media treatment (ensure no color except red accents) */

img:not([data-allow-color="true"]),
figure img:not([data-allow-color="true"]) {
  filter: grayscale(1) contrast(1.15) brightness(0.9);
}

/* Ensure SVG icons remain monochrome unless explicitly styled */

svg:not([data-allow-color="true"]) path,
svg:not([data-allow-color="true"]) circle,
svg:not([data-allow-color="true"]) rect {
  stroke: currentColor;
}

/* FAQ accordion baseline */

.faq-item {
  border-bottom: 1px solid var(--color-border-subtle);
  padding-block: var(--space-16);
}

.faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  font-size: var(--font-size-md);
}

.faq-answer {
  margin-top: var(--space-8);
  color: var(--color-text-soft);
}

/* Page-specific layout helpers (for multi-page structure) */

.page-header-spacer {
  height: 72px;
}

.section-divider {
  height: 1px;
  width: 100%;
  background: linear-gradient(90deg, transparent, rgba(211, 19, 47, 0.5), transparent);
  margin-block: var(--space-40);
}

/* Tables for schedule / poker evenings (monochrome) */

.table {
  width: 100%;
  border-radius: var(--radius-md);
  overflow: hidden;
  background: rgba(10, 12, 18, 0.96);
}

.table thead {
  background: rgba(255, 255, 255, 0.03);
}

.table th,
.table td {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  font-size: var(--font-size-sm);
}

.table th {
  text-align: left;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.table tr:last-child td {
  border-bottom: none;
}

/* Chips / points icon style (purely decorative, non-monetary) */

.chip-icon {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 2px solid var(--color-primary);
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.1), var(--shadow-glow-red);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.7rem;
  text-transform: uppercase;
}

/* Badge row helper around central hero content */

.hero-labels {
  margin-top: var(--space-24);
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-12);
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

.hero-labels span {
  padding-inline: 0.75rem;
  padding-block: 0.25rem;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(255, 255, 255, 0.06);
  background: rgba(5, 6, 8, 0.9);
}

/* Responsive typography tuning */

@media (max-width: 600px) {
  h1 {
    font-size: 2rem;
  }

  .section,
  .section-lg {
    padding-top: var(--space-48);
    padding-bottom: var(--space-48);
  }
}