/* ========================================================================
   Variables
   ======================================================================== */
:root {
  /* Color Palette - Luxury Nightlife */
  --color-bg: #070810; /* main background - deep navy/black */
  --color-bg-elevated: #101221;
  --color-bg-soft: #17192a;
  --color-text: #f7f5ff;
  --color-text-muted: #a8a7c0;

  --color-primary: #d4af37; /* gold */
  --color-primary-soft: rgba(212, 175, 55, 0.15);
  --color-primary-dark: #b6962f;

  --color-accent-burgundy: #801336;
  --color-accent-navy: #1b2140;

  --color-success: #3dd68c;
  --color-warning: #ffb648;
  --color-danger: #ff4f4f;

  /* Neutral Grays (for borders / subtle UI) */
  --color-gray-50: #f9fafb;
  --color-gray-100: #f3f4f6;
  --color-gray-200: #e5e7eb;
  --color-gray-300: #d1d5db;
  --color-gray-400: #9ca3af;
  --color-gray-500: #6b7280;
  --color-gray-600: #4b5563;
  --color-gray-700: #374151;
  --color-gray-800: #1f2933;
  --color-gray-900: #111827;

  /* Typography */
  --font-sans: system-ui, -apple-system, BlinkMacSystemFont, "Inter", "Segoe UI", sans-serif;
  --font-display: "Poppins", "Montserrat", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", 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: 0.25rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-full: 999px;

  /* Shadows - soft glow for nightlife look */
  --shadow-sm: 0 4px 12px rgba(0, 0, 0, 0.35);
  --shadow-md: 0 18px 45px rgba(0, 0, 0, 0.6);
  --shadow-lg: 0 30px 80px rgba(0, 0, 0, 0.8);
  --shadow-gold-glow: 0 0 20px rgba(212, 175, 55, 0.4);

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

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

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

* {
  margin: 0;
}

html,
body {
  height: 100%;
}

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

body {
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

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

img {
  height: auto;
}

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

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

ul,
ol {
  padding-left: 1.5rem;
}

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

blockquote,
figure {
  margin: 0;
}

abbr[title] {
  text-decoration: underline dotted;
}

/* ========================================================================
   Base Styles
   ======================================================================== */
body {
  font-family: var(--font-sans);
  font-size: var(--font-size-base);
  line-height: var(--line-height-normal);
  background: radial-gradient(circle at top, #191b3b 0, var(--color-bg) 55%);
  color: var(--color-text);
}

main {
  min-height: 60vh;
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition-base), opacity var(--transition-fast);
}

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

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

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

p:last-child {
  margin-bottom: 0;
}

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: clamp(var(--font-size-3xl), 3vw + 1rem, var(--font-size-5xl));
}

h2 {
  font-size: clamp(var(--font-size-2xl), 2.2vw + 0.8rem, var(--font-size-4xl));
}

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-base);
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

section {
  padding-block: var(--space-12);
}

@media (min-width: 768px) {
  section {
    padding-block: var(--space-16);
  }
}

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

strong {
  font-weight: 600;
}

hr {
  border: 0;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  margin-block: var(--space-6);
}

/* ========================================================================
   Accessibility & Focus
   ======================================================================== */
:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 3px;
}

/* Hide focus outlines when focus is not visible (mouse) */
:focus:not(:focus-visible) {
  outline: none;
}

/* 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;
}

/* Respect reduced motion preferences */
@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;
  }
}

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

/* Layout containers */
.container {
  width: 100%;
  margin-inline: auto;
  padding-inline: var(--space-4);
  max-width: 1200px;
}

@media (min-width: 1280px) {
  .container {
    max-width: 1280px;
  }
}

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

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

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

.flex-row {
  flex-direction: row;
}

.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;
}

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

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

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

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

/* Grid utilities */
.grid {
  display: grid;
}

.grid-cols-1 {
  grid-template-columns: repeat(1, minmax(0, 1fr));
}

.grid-cols-2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.grid-cols-3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

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

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

@media (max-width: 767px) {
  .grid-md-stack {
    grid-template-columns: 1fr !important;
  }
}

/* Width helpers */
.w-full {
  width: 100%;
}

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

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

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

/* Spacing utilities (margin/padding - minimal set) */
.mt-4 { margin-top: var(--space-4); }
.mt-6 { margin-top: var(--space-6); }
.mt-8 { margin-top: var(--space-8); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-6 { margin-bottom: var(--space-6); }
.mb-8 { margin-bottom: var(--space-8); }
.pt-4 { padding-top: var(--space-4); }
.pb-4 { padding-bottom: var(--space-4); }
.pt-8 { padding-top: var(--space-8); }
.pb-8 { padding-bottom: var(--space-8); }
.p-4 { padding: var(--space-4); }
.p-6 { padding: var(--space-6); }

/* Badges / subtle labels (e.g. "Wieczór pokerowy", "Ruletka eventowa") */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.2rem 0.7rem;
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  background: rgba(255, 255, 255, 0.05);
  color: var(--color-text-muted);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.badge--gold {
  background: linear-gradient(135deg, rgba(212, 175, 55, 0.12), rgba(212, 175, 55, 0.03));
  border-color: rgba(212, 175, 55, 0.3);
  color: var(--color-primary);
}

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

/* Buttons - primary CTAs for booking/contact */
.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding-inline: 1.6rem;
  padding-block: 0.9rem;
  border-radius: var(--radius-full);
  border: 1px solid transparent;
  font-family: var(--font-display);
  font-size: var(--font-size-sm);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  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;
  white-space: nowrap;
}

.btn--primary {
  color: #05040a;
  background: linear-gradient(135deg, #f3d87a, var(--color-primary));
  box-shadow: var(--shadow-md), var(--shadow-gold-glow);
}

.btn--primary:hover {
  background: linear-gradient(135deg, #ffe48b, #f0c94f);
  transform: translateY(-1px);
}

.btn--primary:active {
  transform: translateY(0);
  box-shadow: var(--shadow-sm);
}

.btn--outline {
  background: transparent;
  color: var(--color-text);
  border-color: rgba(255, 255, 255, 0.18);
  box-shadow: var(--shadow-sm);
}

.btn--outline:hover {
  background: rgba(255, 255, 255, 0.04);
  border-color: rgba(255, 255, 255, 0.35);
}

.btn--ghost {
  background: rgba(255, 255, 255, 0.03);
  color: var(--color-text);
  border-radius: var(--radius-full);
}

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

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

/* Form controls - inputs, selects, textareas for contact/booking */
.input,
textarea,
select {
  width: 100%;
  padding: 0.75rem 0.85rem;
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(6, 7, 16, 0.9);
  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), transform var(--transition-fast);
}

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

.input:focus-visible,
textarea:focus-visible,
select:focus-visible {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 1px rgba(212, 175, 55, 0.45), 0 18px 40px rgba(0, 0, 0, 0.7);
}

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

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

textarea {
  min-height: 120px;
  resize: vertical;
}

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

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

.form-hint {
  margin-top: 0.2rem;
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

.form-error {
  margin-top: 0.2rem;
  font-size: var(--font-size-xs);
  color: var(--color-danger);
}

/* Card - used for event formats, testimonials, FAQ items, etc. */
.card {
  position: relative;
  background: radial-gradient(circle at top left, rgba(212, 175, 55, 0.09), transparent 55%),
              linear-gradient(135deg, rgba(16, 18, 33, 0.98), rgba(7, 8, 16, 0.98));
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  box-shadow: var(--shadow-md);
  border: 1px solid rgba(255, 255, 255, 0.06);
  backdrop-filter: blur(14px);
}

.card--soft {
  background: rgba(10, 11, 22, 0.95);
  box-shadow: var(--shadow-sm);
}

.card--accent-burgundy {
  border-color: rgba(128, 19, 54, 0.75);
  box-shadow: 0 0 0 1px rgba(128, 19, 54, 0.6), var(--shadow-md);
}

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

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

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

/* Hero-specific helpers for nightlife gradient overlays */
.hero {
  position: relative;
  padding-block: var(--space-16);
  background: radial-gradient(circle at 0 0, rgba(212, 175, 55, 0.16), transparent 55%),
              radial-gradient(circle at 100% 0, rgba(128, 19, 54, 0.26), transparent 55%),
              linear-gradient(145deg, #050509, #090b17 55%, #050509);
  color: var(--color-text);
  overflow: hidden;
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image: radial-gradient(circle at 20% 20%, rgba(255, 255, 255, 0.08) 0, transparent 55%),
                    radial-gradient(circle at 80% 60%, rgba(66, 153, 225, 0.16) 0, transparent 60%);
  opacity: 0.25;
}

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

/* Image frame for poker / roulette / blackjack visuals */
.img-frame {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.img-frame::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at top, rgba(212, 175, 55, 0.18), transparent 55%);
  mix-blend-mode: soft-light;
  pointer-events: none;
}

/* Chips-style pill (for keywords like "eventy rozrywkowe", "imprezy tematyczne") */
.chip {
  display: inline-flex;
  align-items: center;
  padding: 0.35rem 0.8rem;
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  background: rgba(0, 0, 0, 0.45);
  border: 1px solid rgba(255, 255, 255, 0.14);
  color: var(--color-text-muted);
}

.chip--highlight {
  background: rgba(212, 175, 55, 0.12);
  border-color: rgba(212, 175, 55, 0.45);
  color: var(--color-primary);
}

/* Testimonial quote style */
.quote {
  position: relative;
  padding-left: var(--space-4);
  border-left: 2px solid rgba(212, 175, 55, 0.7);
  margin-bottom: var(--space-4);
}

.quote-text {
  font-size: var(--font-size-lg);
  color: var(--color-text);
}

.quote-author {
  margin-top: 0.5rem;
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

/* FAQ accordion basics (no JS-specific selectors) */
.faq-item {
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  padding-block: var(--space-4);
}

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

.faq-answer {
  margin-top: var(--space-3);
  color: var(--color-text-muted);
}

/* Tagline / overline text (e.g. "Premium eventy rozrywkowe w Polsce") */
.overline {
  font-family: var(--font-display);
  font-size: var(--font-size-xs);
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--color-primary);
  margin-bottom: var(--space-2);
}

/* Navigation shell (for clean UX; details handled in page CSS) */
.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  backdrop-filter: blur(20px);
  background: linear-gradient(to bottom, rgba(7, 8, 16, 0.92), rgba(7, 8, 16, 0.75));
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.site-header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: 0.85rem;
}

.site-logo {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--font-size-lg);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.site-nav {
  display: none;
}

@media (min-width: 900px) {
  .site-nav {
    display: flex;
    align-items: center;
    gap: 1.75rem;
  }
}

.site-nav-link {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.14em;
}

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

.site-nav-link--cta {
  color: var(--color-bg);
  background: linear-gradient(135deg, #f3d87a, var(--color-primary));
  padding: 0.5rem 1.1rem;
  border-radius: var(--radius-full);
}

/* Footer basics */
.site-footer {
  padding-block: var(--space-8);
  background: radial-gradient(circle at top, rgba(128, 19, 54, 0.3), transparent 55%), #050509;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.site-footer-note {
  font-size: var(--font-size-xs);
  color: var(--color-gray-400);
}

/* ========================================================================
   Animations (subtle, modern)
   ======================================================================== */

.fade-in-up {
  opacity: 0;
  transform: translateY(12px);
  animation: fadeInUp 600ms var(--transition-base) forwards;
}

@keyframes fadeInUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.poker-chip-hover {
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.poker-chip-hover:hover {
  transform: translateY(-4px) rotate(-1deg);
  box-shadow: var(--shadow-gold-glow);
}