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

:root {
  /* Colors - brand */
  --color-bg: #05060a; /* midnight black */
  --color-bg-elevated: #0c1018;
  --color-bg-soft: #101522;
  --color-text: #f5f3f0; /* champagne white */
  --color-text-muted: #b3b0aa;

  --color-primary: #2854ff; /* royal blue */
  --color-primary-soft: rgba(40, 84, 255, 0.12);
  --color-primary-strong: #1231c7;

  --color-accent-gold: #e2b75c; /* gold metallic */
  --color-accent-gold-soft: rgba(226, 183, 92, 0.18);
  --color-accent-red: #cc2c3a; /* deep red */
  --color-accent-red-soft: rgba(204, 44, 58, 0.18);

  /* Semantic */
  --color-success: #2fbf71;
  --color-success-soft: rgba(47, 191, 113, 0.15);
  --color-warning: #f5a623;
  --color-warning-soft: rgba(245, 166, 35, 0.15);
  --color-danger: #ff3b47;
  --color-danger-soft: rgba(255, 59, 71, 0.18);

  /* Neutral grays (for UI elements & corporate sections) */
  --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, "Inter", "Segoe UI", sans-serif;
  --font-display: "Poppins", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-accent: "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-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 */
  --font-size-6xl: 3.75rem;  /* 60px */

  --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-7: 1.75rem;  /* 28px */
  --space-8: 2rem;     /* 32px */
  --space-9: 2.25rem;  /* 36px */
  --space-10: 2.5rem;  /* 40px */
  --space-11: 2.75rem; /* 44px */
  --space-12: 3rem;    /* 48px */
  --space-14: 3.5rem;  /* 56px */
  --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: 999px; /* pill */
  --radius-card: 18px;

  /* Shadows - soft, cinematic */
  --shadow-soft: 0 10px 30px rgba(0, 0, 0, 0.25);
  --shadow-strong: 0 20px 70px rgba(0, 0, 0, 0.6);
  --shadow-glow-blue: 0 0 26px rgba(40, 84, 255, 0.6);
  --shadow-glow-gold: 0 0 26px rgba(226, 183, 92, 0.75);

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

  /* Layout */
  --container-max-width: 1200px;
  --container-wide-width: 1440px;
}

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

  *, *::before, *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
}

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

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

html,
body,
h1,
h2,
h3,
h4,
h5,
h6,
p,
figure,
blockquote,
dl,
dd,
ul,
ol,
pre {
  margin: 0;
  padding: 0;
}

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

body {
  min-height: 100vh;
}

ul,
ol {
  list-style: none;
}

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

img {
  height: auto;
}

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

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

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

textarea {
  resize: vertical;
}

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

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-normal);
  color: var(--color-text);
  background: radial-gradient(circle at top left, #18233a 0, #05060a 45%, #000000 100%);
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

main {
  display: block;
}

/* Headings */

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

h1 {
  font-size: clamp(var(--font-size-3xl), 3vw + 1rem, var(--font-size-6xl));
  letter-spacing: 0.02em;
}

h2 {
  font-size: clamp(var(--font-size-2xl), 2vw + 0.8rem, var(--font-size-4xl));
}

h3 {
  font-size: clamp(var(--font-size-xl), 1.4vw + 0.6rem, var(--font-size-3xl));
}

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

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

h6 {
  font-size: var(--font-size-base);
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

p {
  font-size: var(--font-size-md);
  line-height: var(--line-height-relaxed);
  color: var(--color-text-muted);
}

p + p {
  margin-top: var(--space-3);
}

strong {
  font-weight: 600;
}

em {
  font-style: italic;
}

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

/* Links - subtle underline on hover, cinematic color */

a {
  position: relative;
  color: var(--color-accent-gold);
  text-decoration: none;
  transition: color var(--transition-base);
}

a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -0.12em;
  width: 0;
  height: 1px;
  background: linear-gradient(90deg, var(--color-accent-gold), var(--color-primary));
  transition: width var(--transition-base);
}

a:hover::after,
a:focus-visible::after {
  width: 100%;
}

/* Code */

code,
pre {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  font-size: 0.95em;
}

/* ========================================================================== 
   Accessibility & Focus
   ========================================================================== */

:focus:not(:focus-visible) {
  outline: none;
}

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

/* 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 containers */

.container {
  width: 100%;
  max-width: var(--container-max-width);
  margin-inline: auto;
  padding-inline: var(--space-4);
}

.container--wide {
  max-width: var(--container-wide-width);
}

.section {
  padding-block: clamp(var(--space-10), 7vw, var(--space-20));
}

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

/* Flex utilities */

.flex {
  display: flex;
}

.inline-flex {
  display: inline-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;
}

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

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

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

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

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

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

/* Grid utilities (for galleries, event cards) */

.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);
}

.grid-auto-fit {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--space-5);
}

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

/* Alignment helpers */

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

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

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

/* Spacing utilities (block margins/padding) */

.mb-0 { margin-bottom: 0; }
.mb-xs { margin-bottom: var(--space-2); }
.mb-sm { margin-bottom: var(--space-3); }
.mb-md { margin-bottom: var(--space-4); }
.mb-lg { margin-bottom: var(--space-6); }
.mb-xl { margin-bottom: var(--space-8); }

.mt-0 { margin-top: 0; }
.mt-xs { margin-top: var(--space-2); }
.mt-sm { margin-top: var(--space-3); }
.mt-md { margin-top: var(--space-4); }
.mt-lg { margin-top: var(--space-6); }
.mt-xl { margin-top: var(--space-8); }

.py-sm {
  padding-block: var(--space-3);
}

.py-md {
  padding-block: var(--space-4);
}

.py-lg {
  padding-block: var(--space-6);
}

.px-sm {
  padding-inline: var(--space-3);
}

.px-md {
  padding-inline: var(--space-4);
}

.px-lg {
  padding-inline: var(--space-6);
}

/* Cinematic backgrounds for different sections */

.bg-night {
  background: radial-gradient(circle at top, rgba(40, 84, 255, 0.22), transparent 55%), #05060a;
}

.bg-neon {
  background: radial-gradient(circle at top right, rgba(204, 44, 58, 0.32), transparent 55%),
              radial-gradient(circle at bottom left, rgba(40, 84, 255, 0.36), transparent 55%),
              #05060a;
}

.bg-corporate {
  color: var(--gray-900);
}

.bg-festive {
  background: linear-gradient(135deg, #151728 0%, #3a243a 45%, #f5f0e8 100%);
}

/* Z-index helpers */

.z-1 { z-index: 1; }
.z-10 { z-index: 10; }
.z-20 { z-index: 20; }

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

/* Buttons - primary, outline, ghost, with subtle neon/gold glows */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding-inline: var(--space-5);
  padding-block: 0.7rem;
  border-radius: var(--radius-xl);
  font-family: var(--font-display);
  font-size: var(--font-size-sm);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border: 1px solid transparent;
  cursor: pointer;
  transition: 
    background-color var(--transition-base),
    color var(--transition-base),
    border-color var(--transition-base),
    box-shadow var(--transition-base),
    transform var(--transition-fast);
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, rgba(255, 255, 255, 0.3), transparent 60%);
  opacity: 0;
  transform: translateX(-30%);
  transition: opacity var(--transition-fast), transform var(--transition-slow);
}

.btn:hover::before {
  opacity: 1;
  transform: translateX(20%);
}

.btn:active {
  transform: translateY(1px) scale(0.99);
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent-gold));
  color: #05060a;
  box-shadow: var(--shadow-strong);
}

.btn-primary:hover {
  box-shadow: var(--shadow-glow-gold);
}

.btn-outline {
  background: transparent;
  color: var(--color-text);
  border-color: rgba(226, 183, 92, 0.7);
  box-shadow: 0 0 0 1px rgba(226, 183, 92, 0.3);
}

.btn-outline:hover {
  background: rgba(226, 183, 92, 0.08);
  box-shadow: var(--shadow-glow-gold);
}

.btn-ghost {
  background: rgba(15, 23, 42, 0.75);
  color: var(--color-text);
  border-color: rgba(148, 163, 184, 0.4);
}

.btn-ghost:hover {
  background: rgba(15, 23, 42, 0.95);
  box-shadow: var(--shadow-soft);
}

.btn--sm {
  padding-inline: var(--space-4);
  padding-block: 0.55rem;
  font-size: var(--font-size-xs);
}

.btn--lg {
  padding-inline: var(--space-6);
  padding-block: 0.9rem;
  font-size: var(--font-size-md);
}

.btn:disabled,
.btn[aria-disabled="true"] {
  opacity: 0.5;
  cursor: not-allowed;
  box-shadow: none;
}

/* Inputs & form controls */

.input,
select,
textarea {
  width: 100%;
  padding-inline: var(--space-3);
  padding-block: 0.65rem;
  border-radius: var(--radius-md);
  border: 1px solid rgba(148, 163, 184, 0.4);
  background-color: rgba(15, 23, 42, 0.85);
  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);
}

.input::placeholder,
textarea::placeholder {
  color: rgba(148, 163, 184, 0.8);
}

.input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: none;
  border-color: var(--color-accent-gold);
  box-shadow: 0 0 0 1px rgba(226, 183, 92, 0.7), var(--shadow-soft);
}

.input--light {
  background-color: #ffffff;
  border-color: var(--gray-300);
  color: var(--gray-900);
}

.input--light::placeholder {
  color: var(--gray-500);
}

label {
  display: block;
  margin-bottom: var(--space-2);
  font-size: var(--font-size-sm);
  font-weight: 500;
}

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

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

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

/* Card component - for event formats, timeline steps, etc. */

.card {
  position: relative;
  border-radius: var(--radius-card);
  padding: var(--space-5);
  background: linear-gradient(145deg, rgba(15, 23, 42, 0.95), rgba(3, 7, 18, 0.98));
  border: 1px solid rgba(148, 163, 184, 0.35);
  box-shadow: var(--shadow-soft);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  overflow: hidden;
}

.card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at top right, rgba(40, 84, 255, 0.28), transparent 60%);
  opacity: 0;
  transition: opacity var(--transition-slow);
  pointer-events: none;
}

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

.card--gold {
  border-color: rgba(226, 183, 92, 0.8);
  box-shadow: var(--shadow-glow-gold);
}

.card--light {
  border-color: var(--gray-200);
  box-shadow: 0 12px 30px rgba(15, 23, 42, 0.12);
  color: var(--gray-900) !important;
}

.card-header {
  margin-bottom: var(--space-3);
}

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

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

/* Tag/pill for event labels */

.tag {
  display: inline-flex;
  align-items: center;
  padding-inline: var(--space-3);
  padding-block: 0.3rem;
  border-radius: var(--radius-xl);
  font-size: var(--font-size-xs);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  border: 1px solid rgba(148, 163, 184, 0.5);
  color: var(--color-text-muted);
  background: rgba(15, 23, 42, 0.85);
}

.tag--gold {
  border-color: rgba(226, 183, 92, 0.9);
  color: var(--color-accent-gold);
  background: rgba(15, 23, 42, 0.92);
}

.tag--red {
  border-color: rgba(204, 44, 58, 0.9);
  color: var(--color-accent-red);
  background: rgba(24, 7, 16, 0.96);
}

/* Timeline (for event descriptions) */

.timeline {
  position: relative;
  padding-left: var(--space-6);
}

.timeline::before {
  content: "";
  position: absolute;
  left: 10px;
  top: 0;
  bottom: 0;
  width: 1px;
  background: linear-gradient(to bottom, rgba(148, 163, 184, 0.3), rgba(226, 183, 92, 0.8));
}

.timeline-item {
  position: relative;
  margin-bottom: var(--space-6);
}

.timeline-item::before {
  content: "";
  position: absolute;
  left: -var(--space-6);
  top: 0.3rem;
  width: 12px;
  height: 12px;
  border-radius: 999px;
  border: 2px solid var(--color-accent-gold);
  background: #05060a;
  box-shadow: 0 0 0 4px rgba(226, 183, 92, 0.25);
}

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

.timeline-meta {
  font-size: var(--font-size-xs);
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--color-text-muted);
  margin-bottom: var(--space-2);
}

/* Gallery slider basics (structure only; JS will handle interaction) */

.gallery-slider {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-strong);
}

.gallery-track {
  display: flex;
  transition: transform var(--transition-slow);
}

.gallery-slide {
  flex: 0 0 100%;
  position: relative;
}

.gallery-nav {
  position: absolute;
  inset-inline: var(--space-3);
  bottom: var(--space-3);
  display: flex;
  justify-content: space-between;
  align-items: center;
  pointer-events: none;
}

.gallery-nav button {
  pointer-events: auto;
}

.gallery-dots {
  position: absolute;
  bottom: var(--space-2);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: var(--space-2);
}

.gallery-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  border: 1px solid rgba(248, 250, 252, 0.7);
  background: rgba(15, 23, 42, 0.6);
}

.gallery-dot.is-active {
  background: var(--color-accent-gold);
  box-shadow: 0 0 0 4px rgba(226, 183, 92, 0.3);
}

/* Hero overlay gradient for cinematic imagery */

.hero-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(5, 6, 10, 0.1) 0%, rgba(5, 6, 10, 0.85) 80%, #05060a 100%),
    radial-gradient(circle at top right, rgba(40, 84, 255, 0.38), transparent 55%);
  mix-blend-mode: multiply;
}

.hero-content {
  position: relative;
  z-index: 1;
}

/* Chips / subtle card edges for gaming vibe */

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

.chip {
  border-radius: var(--radius-xl);
  padding-inline: var(--space-3);
  padding-block: 0.35rem;
  font-size: var(--font-size-xs);
  border: 1px solid rgba(148, 163, 184, 0.5);
  background: rgba(15, 23, 42, 0.85);
  color: var(--color-text-muted);
}

.chip--highlight {
  border-color: rgba(226, 183, 92, 0.9);
  color: var(--color-accent-gold);
}

/* Badge for "Premium", "VIP", etc. */

.badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding-inline: var(--space-2);
  padding-block: 0.1rem;
  border-radius: var(--radius-xs);
  font-size: var(--font-size-xs);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.badge--vip {
  background: linear-gradient(135deg, #fef3c7, #e2b75c);
  color: #78350f;
}

.badge--corporate {
  background: var(--gray-900);
  color: var(--gray-100);
}

/* Utility for max-width text blocks */

/* Ensure consistent section heading spacing */

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

.section-kicker {
  font-size: var(--font-size-xs);
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--color-accent-gold);
  margin-bottom: var(--space-2);
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(var(--font-size-2xl), 2.4vw + 1rem, var(--font-size-4xl));
  margin-bottom: var(--space-2);
}

.section-subtitle {
  max-width: 45ch;
  font-size: var(--font-size-md);
  color: var(--color-text-muted);
}

/* End of base.css */