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

:root {
  /* Color palette - Nightlife Premium */
  --color-bg: #05060a; /* deep night */
  --color-bg-elevated: #0c0f18;
  --color-bg-soft: #151927;
  --color-surface: #111521;

  --color-text: #f5f5f7;
  --color-text-soft: #c6c7cf;
  --color-text-muted: #8b8ea0;

  --color-primary: #f5c75b; /* warm gold */
  --color-primary-soft: rgba(245, 199, 91, 0.15);
  --color-primary-strong: #ffd76e;

  --color-accent-burgundy: #851b3d;
  --color-accent-blue: #173c7b;

  --color-success: #3ccf91;
  --color-warning: #f3b44b;
  --color-danger: #ff4b6a;

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

  --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-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --radius-pill: 999px;

  /* Shadows - cinematic, soft glow */
  --shadow-soft: 0 12px 30px rgba(0, 0, 0, 0.45);
  --shadow-strong: 0 22px 60px rgba(0, 0, 0, 0.7);
  --shadow-glow-gold: 0 0 0 1px rgba(245, 199, 91, 0.3),
    0 0 25px rgba(245, 199, 91, 0.25);

  /* Transitions */
  --transition-fast: 150ms ease-out;
  --transition-base: 220ms ease-out;
  --transition-slow: 400ms ease;
}

/* ========================================================================== *
   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,
ol,
ul {
  margin: 0;
  padding: 0;
}

ol,
ul {
  list-style: none;
}

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

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

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

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

textarea {
  resize: vertical;
}

[hidden] {
  display: none !important;
}

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

body {
  min-height: 100vh;
  font-family: var(--font-sans);
  font-size: var(--font-size-base);
  line-height: var(--line-height-normal);
  background-color: var(--color-bg);
  color: var(--color-text);
  text-rendering: optimizeLegibility;
  -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);
}

h1 {
  font-size: clamp(2.25rem, 4vw, 3.2rem);
  letter-spacing: 0.02em;
}

h2 {
  font-size: clamp(1.9rem, 3vw, 2.4rem);
}

h3 {
  font-size: clamp(1.5rem, 2.3vw, 1.9rem);
}

h4 {
  font-size: 1.25rem;
}

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

strong,
b {
  font-weight: 600;
}

small {
  font-size: 0.875em;
}

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

a:hover {
  color: var(--color-primary);
  text-shadow: 0 0 12px rgba(245, 199, 91, 0.5);
}

a:focus-visible {
  outline: 2px solid var(--color-primary-strong);
  outline-offset: 3px;
}

hr {
  border: none;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  margin: var(--space-8) 0;
}

/* ========================================================================== *
   Accessibility & Motion
   ========================================================================== */

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

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

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

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

.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);
}

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

/* 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-4 {
  gap: var(--space-4);
}

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

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

/* Grid utilities */

.grid {
  display: grid;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-8);
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-8);
}

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

/* Spacing utilities (commonly used) */

.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;
}

/* 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;
}

/* ========================================================================== *
   Components - Buttons
   ========================================================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.8rem 1.7rem;
  border-radius: var(--radius-pill);
  font-size: var(--font-size-sm);
  font-weight: 600;
  letter-spacing: 0.04em;
  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);
  text-decoration: none;
}

.btn--primary {
  background: radial-gradient(circle at 20% 0%, #fff2c6 0, #f5c75b 38%, #c0822f 100%);
  color: #20130a;
  box-shadow: var(--shadow-glow-gold);
}

.btn--primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.8), 0 0 30px rgba(245, 199, 91, 0.6);
}

.btn--primary:active {
  transform: translateY(0);
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.8);
}

.btn--secondary {
  background: linear-gradient(135deg, #111521, #171b2a);
  color: var(--color-text);
  border-color: rgba(255, 255, 255, 0.12);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.7);
}

.btn--secondary:hover {
  border-color: rgba(245, 199, 91, 0.7);
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.75);
}

.btn--ghost {
  background: transparent;
  color: var(--color-text);
  border-color: rgba(245, 199, 91, 0.5);
}

.btn--ghost:hover {
  background: rgba(245, 199, 91, 0.08);
}

.btn:disabled,
.btn[aria-disabled="true"] {
  opacity: 0.55;
  cursor: not-allowed;
  box-shadow: none;
}

.btn:focus-visible {
  outline: 2px solid var(--color-primary-strong);
  outline-offset: 3px;
}

/* ========================================================================== *
   Components - Form Controls
   ========================================================================== */

.input,
.textarea,
.select {
  width: 100%;
  padding: 0.75rem 0.9rem;
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.16);
  background-color: rgba(5, 6, 10, 0.85);
  color: var(--color-text);
  font-size: var(--font-size-sm);
  line-height: 1.4;
  transition: border-color var(--transition-base),
    box-shadow var(--transition-base),
    background-color var(--transition-base);
}

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

.input:focus,
.textarea:focus,
.select:focus {
  outline: none;
  border-color: rgba(245, 199, 91, 0.9);
  box-shadow: 0 0 0 1px rgba(245, 199, 91, 0.5), 0 0 20px rgba(245, 199, 91, 0.25);
  background-color: rgba(5, 6, 10, 0.98);
}

.input--error,
.textarea--error {
  border-color: rgba(255, 75, 106, 0.9);
}

.input--error:focus,
.textarea--error:focus {
  box-shadow: 0 0 0 1px rgba(255, 75, 106, 0.7), 0 0 20px rgba(255, 75, 106, 0.4);
}

label {
  display: block;
  margin-bottom: 0.35rem;
  font-size: var(--font-size-sm);
  color: var(--color-text-soft);
}

.form-helper {
  margin-top: 0.25rem;
  font-size: var(--font-size-xs);
  color: var(--gray-400);
}

.form-helper--error {
  color: var(--color-danger);
}

/* ========================================================================== *
   Components - Card
   ========================================================================== */

.card {
  position: relative;
  border-radius: var(--radius-lg);
  background: radial-gradient(circle at top left, rgba(245, 199, 91, 0.08), transparent 55%),
    radial-gradient(circle at bottom right, rgba(133, 27, 61, 0.28), transparent 55%),
    linear-gradient(145deg, #090b11, #111521);
  border: 1px solid rgba(255, 255, 255, 0.08);
  padding: var(--space-6);
  box-shadow: var(--shadow-soft);
  overflow: hidden;
}

.card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 10% -10%, rgba(245, 199, 91, 0.18), transparent 55%);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-slow);
}

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

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

.card__title {
  font-size: var(--font-size-xl);
  margin-bottom: 0.25rem;
}

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

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

/* ========================================================================== *
   Hero & Nightlife Accents (for casino-style sections)
   ========================================================================== */

.hero {
  position: relative;
  padding-top: var(--space-20);
  padding-bottom: var(--space-20);
  background: radial-gradient(circle at top left, rgba(245, 199, 91, 0.23), transparent 55%),
    radial-gradient(circle at bottom right, rgba(23, 60, 123, 0.6), transparent 55%),
    radial-gradient(circle at bottom left, rgba(133, 27, 61, 0.65), transparent 60%),
    #05060a;
  color: var(--color-text);
  overflow: hidden;
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 20% 80%, rgba(0, 0, 0, 0.65), transparent 60%),
    radial-gradient(circle at 80% 10%, rgba(0, 0, 0, 0.45), transparent 55%);
  mix-blend-mode: multiply;
  pointer-events: none;
}

.hero__inner {
  position: relative;
  z-index: 1;
}

.hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.25rem 0.8rem;
  border-radius: var(--radius-pill);
  background-color: rgba(5, 6, 10, 0.72);
  border: 1px solid rgba(245, 199, 91, 0.4);
  color: var(--color-primary-strong);
  font-size: var(--font-size-xs);
  text-transform: uppercase;
  letter-spacing: 0.16em;
}

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

.hero__lead {
  max-width: 34rem;
  font-size: var(--font-size-lg);
  line-height: var(--line-height-relaxed);
  color: var(--color-text-soft);
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  margin-top: var(--space-6);
}

.hero__meta {
  margin-top: var(--space-6);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

/* Chips / Roulette / Glow accents for event highlights */

.badge-chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.25rem 0.8rem;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(255, 255, 255, 0.18);
  background: radial-gradient(circle at 20% 0, rgba(255, 242, 198, 0.12), transparent 45%),
    linear-gradient(135deg, #141726, #1f2234);
  font-size: var(--font-size-xs);
  text-transform: uppercase;
  letter-spacing: 0.13em;
}

.badge-chip--gold {
  border-color: rgba(245, 199, 91, 0.7);
  color: var(--color-primary-strong);
}

.badge-chip--burgundy {
  border-color: rgba(133, 27, 61, 0.9);
  color: #ffcedd;
}

/* ========================================================================== *
   Helper: Tags for Polish SEO event labels
   ========================================================================== */

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.tag {
  padding: 0.25rem 0.6rem;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(255, 255, 255, 0.18);
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  background-color: rgba(5, 6, 10, 0.9);
}

.tag--highlight {
  border-color: rgba(245, 199, 91, 0.9);
  color: var(--color-primary-strong);
}

/* ========================================================================== *
   Responsive tweaks
   ========================================================================== */

@media (max-width: 768px) {
  .section {
    padding-top: var(--space-12);
    padding-bottom: var(--space-12);
  }

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

  .hero__lead {
    font-size: var(--font-size-base);
  }

  .hero__actions {
    flex-direction: column;
    align-items: stretch;
  }
}

@media (min-width: 769px) {
  .hero__layout {
    display: grid;
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
    gap: var(--space-10);
    align-items: center;
  }
}