/* =========================================================
   Travel Play Venue Base Styles
   File: assets/css/base.css
   ========================================================= */

/* =========================================================
   1. CSS Variables (Design Tokens)
   ========================================================= */
:root {
  /* Colors */
  --color-bg-body: #050814;
  --color-bg-elevated: #0b1020;
  --color-bg-glass: rgba(15, 22, 46, 0.75);
  --color-bg-glass-strong: rgba(15, 22, 46, 0.92);

  --color-text: #f8fafc;
  --color-text-muted: #a3b1d1;
  --color-text-soft: #7d8ab0;

  --color-primary: #3b82f6; /* energetic blue */
  --color-primary-soft: rgba(59, 130, 246, 0.14);
  --color-primary-strong: #2563eb;

  --color-accent-gold: #fbbf24;
  --color-accent-gold-soft: rgba(251, 191, 36, 0.12);
  --color-accent-violet: #8b5cf6;
  --color-accent-violet-soft: rgba(139, 92, 246, 0.14);

  --color-success: #22c55e;
  --color-warning: #eab308;
  --color-danger: #f97373;

  /* Neutral grays (cool, for text & borders) */
  --gray-50: #f9fafb;
  --gray-100: #e5e7eb;
  --gray-200: #e2e8f0;
  --gray-300: #cbd5f5;
  --gray-400: #94a3b8;
  --gray-500: #64748b;
  --gray-600: #475569;
  --gray-700: #334155;
  --gray-800: #1e293b;
  --gray-900: #020617;

  --color-border-subtle: rgba(148, 163, 184, 0.24);
  --color-border-strong: rgba(148, 163, 184, 0.45);

  /* Typography */
  --font-sans: system-ui, -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, "Noto Sans", Ubuntu, Cantarell, "Helvetica Neue", Arial, sans-serif;
  --font-display: "Poppins", "Montserrat", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-mono: "JetBrains Mono", "Fira Code", ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;

  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 1.875rem;
  --font-size-4xl: 2.25rem;
  --font-size-5xl: 3rem;

  --line-height-tight: 1.15;
  --line-height-snug: 1.25;
  --line-height-normal: 1.6;
  --line-height-relaxed: 1.8;

  /* Spacing scale (px) */
  --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: 4px;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-pill: 999px;

  /* Shadows (subtle neon & depth) */
  --shadow-soft: 0 10px 30px rgba(15, 23, 42, 0.55);
  --shadow-strong: 0 20px 70px rgba(15, 23, 42, 0.95);
  --shadow-neon-blue: 0 0 18px rgba(59, 130, 246, 0.45);
  --shadow-neon-violet: 0 0 16px rgba(139, 92, 246, 0.4);
  --shadow-neon-gold: 0 0 14px rgba(251, 191, 36, 0.36);

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

  /* Layout */
  --layout-max-width: 1120px;
  --layout-max-width-wide: 1280px;
  --layout-gutter-x: var(--space-4);

  /* Z-index scale */
  --z-behind: -1;
  --z-base: 1;
  --z-raised: 10;
  --z-overlay: 1000;
  --z-modal: 1300;
}

/* Larger screens: slightly adjust typography & container gutters */
@media (min-width: 768px) {
  :root {
    --layout-gutter-x: var(--space-6);
  }
}

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

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

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

body {
  min-height: 100vh;
}

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

picture {
  display: block;
}

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

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

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

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

input,
textarea,
button,
select,
a {
  -webkit-tap-highlight-color: transparent;
}

/* =========================================================
   3. 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 0% 0%, #020617 0%, #020617 18%, #020617 26%, #020617 38%, #020617 52%, #020617 63%, #020617 80%, #020617 100%),
              radial-gradient(circle at 100% 0%, rgba(37, 99, 235, 0.45) 0%, transparent 55%),
              radial-gradient(circle at 0% 100%, rgba(139, 92, 246, 0.4) 0%, transparent 60%),
              radial-gradient(circle at 100% 100%, rgba(251, 191, 36, 0.24) 0%, transparent 50%),
              linear-gradient(145deg, #020617 0%, #020617 40%, #020617 60%, #020617 100%);
  background-color: var(--color-bg-body);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Text selection colors (soft neon) */
::selection {
  background: rgba(59, 130, 246, 0.3);
  color: var(--color-text);
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: var(--line-height-snug);
  color: var(--gray-50);
}

h1 { font-size: clamp(2.25rem, 4vw, 3rem); margin-bottom: var(--space-4); }
h2 { font-size: clamp(1.875rem, 3vw, 2.25rem); margin-bottom: var(--space-3); }
h3 { font-size: clamp(1.5rem, 2.5vw, 1.875rem); margin-bottom: var(--space-3); }
h4 { font-size: 1.25rem; margin-bottom: var(--space-2); }
h5 { font-size: 1.125rem; margin-bottom: var(--space-2); }
h6 { font-size: 1rem; margin-bottom: var(--space-1); }

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

strong,
b {
  font-weight: 600;
  color: var(--gray-50);
}

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

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

a:hover {
  color: var(--color-accent-gold);
  text-shadow: 0 0 8px rgba(59, 130, 246, 0.4);
}

a:active {
  opacity: 0.85;
}

/* Lists */
ul,
ol {
  padding-left: 1.25rem;
  margin-bottom: var(--space-3);
}

/* Horizontal rule */
hr {
  border: 0;
  border-top: 1px solid rgba(148, 163, 184, 0.22);
  margin: var(--space-6) 0;
}

/* =========================================================
   4. Utilities
   ========================================================= */

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

.container-wide {
  width: 100%;
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--layout-gutter-x);
  padding-right: var(--layout-gutter-x);
  max-width: var(--layout-max-width-wide);
}

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

.section--tight {
  padding-top: var(--space-6);
  padding-bottom: var(--space-6);
}

/* 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;
}

.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-2 { gap: var(--space-2); }
.gap-3 { gap: var(--space-3); }
.gap-4 { gap: var(--space-4); }
.gap-6 { gap: var(--space-6); }
.gap-8 { gap: var(--space-8); }

/* 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: minmax(0, 1fr);
  }
}

/* Spacing margin utilities (y-axis) */
.my-0 { margin-top: 0; margin-bottom: 0; }
.my-2 { margin-top: var(--space-2); margin-bottom: var(--space-2); }
.my-4 { margin-top: var(--space-4); margin-bottom: var(--space-4); }
.my-6 { margin-top: var(--space-6); margin-bottom: var(--space-6); }
.mt-4 { margin-top: var(--space-4); }
.mt-6 { margin-top: var(--space-6); }
.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); }

/* Text alignment */
.text-center { text-align: center; }
.text-right { text-align: right; }

/* Visually hidden for screen readers */
.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;
}

/* Accent text utilities for event / casino mood */
.text-gradient-primary {
  background: linear-gradient(120deg, #3b82f6, #8b5cf6);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.text-gradient-gold {
  background: linear-gradient(120deg, #fbbf24, #f59e0b);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.text-muted {
  color: var(--color-text-muted);
}

/* Simple neon border helper (for highlights, CTAs) */
.neon-border {
  border-radius: var(--radius-lg);
  border: 1px solid rgba(59, 130, 246, 0.7);
  box-shadow: 0 0 0 1px rgba(15, 23, 42, 0.8), var(--shadow-neon-blue);
}

/* =========================================================
   5. Components
   ========================================================= */

/* 5.1 Buttons */
.btn {
  --btn-bg: var(--color-primary);
  --btn-bg-hover: var(--color-primary-strong);
  --btn-color: #0b1020;
  --btn-border: transparent;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.7rem 1.5rem;
  border-radius: var(--radius-pill);
  border: 1px solid var(--btn-border);
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0)) border-box,
              radial-gradient(circle at 0 0, rgba(148, 163, 184, 0.08), transparent 60%) border-box,
              var(--btn-bg);
  color: var(--btn-color) !important;
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.02em;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  box-shadow: 0 12px 30px rgba(15, 23, 42, 0.8), var(--shadow-neon-blue);
  transition: transform var(--transition-base), box-shadow var(--transition-base), background var(--transition-base), filter var(--transition-base), opacity var(--transition-fast);
  text-decoration: none;
  white-space: nowrap;
}

.btn::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 0 0, rgba(255, 255, 255, 0.22), transparent 55%);
  opacity: 0;
  transition: opacity var(--transition-base);
  pointer-events: none;
}

.btn:hover {
  background-color: var(--btn-bg-hover);
  transform: translateY(-1px) scale(1.01);
  box-shadow: 0 18px 45px rgba(15, 23, 42, 0.9), var(--shadow-neon-blue);
  filter: brightness(1.05);
}

.btn:hover::after {
  opacity: 1;
}

.btn:active {
  transform: translateY(0) scale(0.99);
  box-shadow: 0 10px 24px rgba(15, 23, 42, 0.85);
}

.btn:disabled,
.btn[aria-disabled="true"] {
  opacity: 0.6;
  cursor: not-allowed;
  box-shadow: 0 0 0 rgba(0, 0, 0, 0);
}

/* Button variants */
.btn--primary {
  --btn-bg: linear-gradient(135deg, #3b82f6, #2563eb);
  --btn-bg-hover: linear-gradient(135deg, #2563eb, #1d4ed8);
  --btn-color: #0b1020;
}

.btn--outline {
  --btn-bg: rgba(15, 23, 42, 0.75);
  --btn-bg-hover: rgba(15, 23, 42, 0.9);
  --btn-color: var(--color-text);
  --btn-border: rgba(148, 163, 184, 0.5);
  box-shadow: 0 10px 30px rgba(15, 23, 42, 0.85);
}

.btn--ghost {
  --btn-bg: transparent;
  --btn-bg-hover: rgba(15, 23, 42, 0.85);
  --btn-color: var(--color-text);
  --btn-border: transparent;
  box-shadow: none;
  padding-inline: 0.5rem;
}

.btn--gold {
  --btn-bg: linear-gradient(135deg, #fbbf24, #f59e0b);
  --btn-bg-hover: linear-gradient(135deg, #f59e0b, #d97706);
  --btn-color: #0b1020 !important;
}

.btn--violet {
  --btn-bg: linear-gradient(135deg, #8b5cf6, #6366f1);
  --btn-bg-hover: linear-gradient(135deg, #6366f1, #4f46e5);
  --btn-color: #f9fafb;
}

.btn--sm {
  padding: 0.45rem 1rem;
  font-size: 0.85rem;
}

.btn--lg {
  padding: 0.9rem 1.9rem;
  font-size: 1.05rem;
}

/* 5.2 Form elements */
.form-control {
  width: 100%;
  padding: 0.7rem 0.9rem;
  border-radius: var(--radius-md);
  border: 1px solid rgba(148, 163, 184, 0.5);
  background: radial-gradient(circle at 0 0, rgba(148, 163, 184, 0.25), transparent 50%), rgba(15, 23, 42, 0.9);
  color: var(--color-text);
  font-size: 0.95rem;
  transition: border-color var(--transition-base), box-shadow var(--transition-base), background var(--transition-base), transform var(--transition-fast);
}

.form-control::placeholder {
  color: rgba(148, 163, 184, 0.7);
}

.form-control:focus {
  outline: none;
  border-color: rgba(59, 130, 246, 0.9);
  box-shadow: 0 0 0 1px rgba(59, 130, 246, 0.6), 0 0 18px rgba(59, 130, 246, 0.45);
  background: radial-gradient(circle at 0 0, rgba(59, 130, 246, 0.3), transparent 55%), rgba(15, 23, 42, 0.96);
  transform: translateY(-1px);
}

textarea.form-control {
  min-height: 130px;
  resize: vertical;
}

select.form-control {
  padding-right: 2rem;
}

label {
  display: inline-block;
  margin-bottom: 0.35rem;
  font-size: 0.9rem;
  color: var(--gray-100);
}

.form-help {
  font-size: 0.8rem;
  color: var(--color-text-soft);
  margin-top: 0.25rem;
}

/* 5.3 Cards (glass / event atmosphere) */
.card {
  position: relative;
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  background: linear-gradient(145deg, rgba(15, 23, 42, 0.82), rgba(15, 23, 42, 0.94));
  background-image:
    linear-gradient(135deg, rgba(148, 163, 184, 0.15) 0%, transparent 40%),
    radial-gradient(circle at 0 0, rgba(59, 130, 246, 0.25), transparent 55%),
    radial-gradient(circle at 100% 100%, rgba(139, 92, 246, 0.16), transparent 55%),
    linear-gradient(145deg, rgba(15, 23, 42, 0.92), rgba(15, 23, 42, 0.96));
  border: 1px solid rgba(148, 163, 184, 0.35);
  box-shadow: var(--shadow-soft);
  backdrop-filter: blur(22px) saturate(130%);
  -webkit-backdrop-filter: blur(22px) saturate(130%);
  overflow: hidden;
}

.card::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: linear-gradient(
    120deg,
    rgba(59, 130, 246, 0.4),
    rgba(139, 92, 246, 0.3),
    rgba(251, 191, 36, 0.25)
  );
  opacity: 0;
  mix-blend-mode: screen;
  pointer-events: none;
  transition: opacity var(--transition-slow);
}

.card:hover::before {
  opacity: 0.22;
}

.card--interactive {
  cursor: pointer;
  transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
}

.card--interactive:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-strong);
  border-color: rgba(59, 130, 246, 0.6);
}

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

.card-title {
  font-size: 1.2rem;
  margin-bottom: 0.2rem;
}

.card-subtitle {
  font-size: 0.9rem;
  color: var(--color-text-soft);
}

.card-body {
  font-size: 0.95rem;
  color: var(--color-text-muted);
}

/* Casino / table inspired subtle grid overlay (optional utility) */
.card--table-overlay::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: linear-gradient(90deg, rgba(148, 163, 184, 0.08) 1px, transparent 1px),
                    linear-gradient(180deg, rgba(148, 163, 184, 0.08) 1px, transparent 1px);
  background-size: 42px 42px;
  opacity: 0.08;
  mix-blend-mode: soft-light;
  pointer-events: none;
}

/* 5.4 Tag / chip (e.g. for "Poker", "Event firmowy") */
.chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.25rem 0.7rem;
  border-radius: 999px;
  font-size: 0.75rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  border: 1px solid rgba(148, 163, 184, 0.5);
  background: radial-gradient(circle at 30% 0, rgba(59, 130, 246, 0.35), transparent 65%), rgba(15, 23, 42, 0.9);
  color: var(--gray-100);
}

.chip--gold {
  background: radial-gradient(circle at 30% 0, rgba(251, 191, 36, 0.4), transparent 65%), rgba(15, 23, 42, 0.9);
  border-color: rgba(251, 191, 36, 0.85);
  color: #fefce8;
}

/* 5.5 Simple badge for statuses */
.badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.7rem;
  border-radius: var(--radius-pill);
  padding: 0.2rem 0.55rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  background: rgba(15, 23, 42, 0.9);
  border: 1px solid rgba(148, 163, 184, 0.65);
  color: var(--gray-100);
}

.badge--success {
  border-color: rgba(34, 197, 94, 0.85);
  color: #bbf7d0;
}

.badge--warning {
  border-color: rgba(234, 179, 8, 0.9);
  color: #fef9c3;
}

.badge--danger {
  border-color: rgba(248, 113, 113, 0.9);
  color: #fee2e2;
}

/* =========================================================
   6. Accessibility & Motion
   ========================================================= */

:focus-visible {
  outline: 2px solid rgba(59, 130, 246, 0.95);
  outline-offset: 3px;
  box-shadow: 0 0 0 2px rgba(15, 23, 42, 0.9), 0 0 0 4px rgba(59, 130, 246, 0.7);
}

:focus:not(: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;
  }
}

/* =========================================================
   7. Page-level Helpers (Hero, Sections)
   ========================================================= */

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

.hero-kicker {
  font-size: 0.8rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-text-soft);
  margin-bottom: var(--space-2);
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 5vw, 3.25rem);
  line-height: var(--line-height-tight);
  margin-bottom: var(--space-3);
}

.hero-subtitle {
  font-size: 1.05rem;
  color: var(--color-text-muted);
  max-width: 34rem;
}

.section-heading {
  margin-bottom: var(--space-6);
}

.section-eyebrow {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--color-text-soft);
  margin-bottom: 0.4rem;
}

.section-title {
  font-size: clamp(1.7rem, 3vw, 2.1rem);
  margin-bottom: 0.6rem;
}

.section-description {
  max-width: 30rem;
  color: var(--color-text-muted);
}

/* Basic responsive tweaks */
@media (max-width: 640px) {
  .section {
    padding-top: var(--space-8);
    padding-bottom: var(--space-8);
  }

  .card {
    padding: var(--space-4);
  }

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