:root {
  /* Color Palette - Nightlife Luxury */
  --color-bg-primary: #0A0E14;
  --color-bg-secondary: #151A1F;
  --color-bg-card: #1C232C;

  --color-text-primary: #F5EFE6;
  --color-text-muted: #B0A89D;

  --color-heading: #D4AF37;

  --color-primary: #FFB020; /* CTAs */
  --color-primary-hover: #C77700;

  --color-accent-cyan: #2EC4B6;
  --color-accent-violet: #7A5CFF;

  --color-success: #3DD68C;
  --color-warning: #FFB020;
  --color-danger: #FF4D4F;

  --color-neutral-50: #F5F5F5;
  --color-neutral-100: #E5E5E5;
  --color-neutral-200: #D4D4D4;
  --color-neutral-300: #A3A3A3;
  --color-neutral-400: #737373;
  --color-neutral-500: #525252;
  --color-neutral-600: #404040;
  --color-neutral-700: #262626;
  --color-neutral-800: #171717;
  --color-neutral-900: #0A0A0A;

  /* Typography */
  --font-sans: "Poppins", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-heading: "Playfair Display", "Times New Roman", serif;
  --font-mono: "JetBrains Mono", ui-monospace, SFMono-Regular, 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: 1.3;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.7;

  /* Spacing Scale (px values) */
  --space-0: 0;
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-7: 28px;
  --space-8: 32px;
  --space-10: 40px;
  --space-12: 48px;
  --space-16: 64px;
  --space-20: 80px;
  --space-24: 96px;

  /* Radius */
  --radius-xs: 4px;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-full: 999px;

  /* Shadows - cinematic, soft glow */
  --shadow-soft: 0 10px 30px rgba(0, 0, 0, 0.45);
  --shadow-strong: 0 18px 60px rgba(0, 0, 0, 0.7);
  --shadow-glow-amber: 0 0 18px rgba(255, 176, 32, 0.45);
  --shadow-glow-cyan: 0 0 18px rgba(46, 196, 182, 0.4);
  --shadow-glow-violet: 0 0 22px rgba(122, 92, 255, 0.5);

  /* Transitions */
  --transition-fast: 150ms ease-out;
  --transition-base: 220ms ease-out;
  --transition-slow: 380ms ease-out;

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

/* =========================================
   RESET / NORMALIZE
   ========================================= */
*, *::before, *::after {
  box-sizing: border-box;
}

* {
  margin: 0;
}

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

body {
  min-height: 100vh;
}

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

ul,
ol {
  list-style: none;
  padding: 0;
}

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

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);
  background-color: var(--color-bg-primary);
  color: var(--color-text-primary);
  -webkit-font-smoothing: antialiased;
}

main {
  display: block;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-heading);
  font-weight: 600;
  color: var(--color-heading);
  line-height: var(--line-height-tight);
  letter-spacing: 0.02em;
  margin-bottom: var(--space-3);
}

h1 {
  font-size: clamp(2.4rem, 3vw + 1.4rem, var(--font-size-5xl));
}

h2 {
  font-size: clamp(1.9rem, 2.4vw + 1rem, var(--font-size-4xl));
}

h3 {
  font-size: clamp(1.4rem, 1.6vw + 0.9rem, 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-3);
  color: var(--color-text-primary);
}

p + p {
  margin-top: var(--space-2);
}

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

strong {
  font-weight: 600;
}

em {
  font-style: italic;
}

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

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

::selection {
  background: rgba(212, 175, 55, 0.25);
  color: var(--color-text-primary);
}

/* =========================================
   ACCESSIBILITY & REDUCED MOTION
   ========================================= */
:focus-visible {
  outline: 2px solid var(--color-accent-cyan);
  outline-offset: 3px;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* =========================================
   UTILITIES
   ========================================= */
.container {
  width: 100%;
  max-width: var(--container-max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--space-4);
  padding-right: var(--space-4);
}

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

.section--dark {
  background-color: var(--color-bg-primary);
}

.section--alt {
  background-color: var(--color-bg-secondary);
}

/* 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;
}

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

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

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

/* 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);
  }
}

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

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

.m-auto {
  margin: auto;
}

.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); }

/* Visually hidden (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 - primary nightlife CTA */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 0.75rem 1.6rem;
  border-radius: var(--radius-full);
  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),
    transform var(--transition-fast),
    box-shadow var(--transition-base),
    opacity var(--transition-fast);
  border: 1px solid transparent;
}

.btn-primary {
  background: radial-gradient(circle at 0% 0%, rgba(122, 92, 255, 0.4), transparent 55%),
              linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-hover) 100%);
  color: #0A0A0A !important;
  box-shadow: var(--shadow-soft), var(--shadow-glow-amber);
}

.btn-primary:hover {
  transform: translateY(-1px);
  background: linear-gradient(135deg, var(--color-primary-hover) 0%, #9b5600 100%);
  box-shadow: var(--shadow-strong), var(--shadow-glow-amber);
}

.btn-outline {
  background: transparent;
  color: var(--color-text-primary);
  border-color: rgba(255, 255, 255, 0.18);
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.08);
}

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.04);
  border-color: rgba(255, 255, 255, 0.28);
}

.btn-ghost {
  background: rgba(12, 17, 26, 0.6);
  color: var(--color-text-primary);
}

.btn-ghost:hover {
  background: rgba(22, 29, 41, 0.9);
}

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

.btn-icon {
  width: 2.5rem;
  height: 2.5rem;
  padding: 0;
  border-radius: var(--radius-full);
}

/* Form elements */
.label {
  display: block;
  font-size: var(--font-size-sm);
  margin-bottom: var(--space-1);
  color: var(--color-text-muted);
}

.input,
.textarea,
.select {
  width: 100%;
  padding: 0.7rem 0.85rem;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255, 255, 255, 0.16);
  background-color: rgba(18, 24, 33, 0.9);
  color: var(--color-text-primary);
  font-size: var(--font-size-sm);
  line-height: var(--line-height-normal);
  transition:
    border-color var(--transition-base),
    box-shadow var(--transition-base),
    background-color var(--transition-base);
}

.input::placeholder,
.textarea::placeholder {
  color: rgba(240, 234, 223, 0.5);
}

.input:focus-visible,
.textarea:focus-visible,
.select:focus-visible {
  outline: none;
  border-color: var(--color-accent-cyan);
  box-shadow: 0 0 0 1px rgba(46, 196, 182, 0.7), var(--shadow-soft);
  background-color: rgba(18, 24, 33, 1);
}

.textarea {
  min-height: 140px;
  resize: vertical;
}

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

.input--error:focus-visible,
.textarea--error:focus-visible {
  box-shadow: 0 0 0 1px rgba(255, 77, 79, 0.7), var(--shadow-soft);
}

/* Cards - services, formaty rozrywki */
.card {
  position: relative;
  background: radial-gradient(circle at 0 0, rgba(122, 92, 255, 0.12), transparent 60%),
              radial-gradient(circle at 100% 100%, rgba(46, 196, 182, 0.08), transparent 55%),
              var(--color-bg-card);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  box-shadow: var(--shadow-soft);
  border: 1px solid rgba(255, 255, 255, 0.06);
  overflow: hidden;
  transition:
    transform var(--transition-base),
    box-shadow var(--transition-base),
    border-color var(--transition-base),
    background var(--transition-slow);
}

.card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at top left, rgba(212, 175, 55, 0.16), transparent 55%);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-slow);
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-strong), var(--shadow-glow-violet);
  border-color: rgba(212, 175, 55, 0.35);
}

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

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

.card-title {
  font-family: var(--font-heading);
  font-size: var(--font-size-2xl);
  color: var(--color-heading);
  margin-bottom: var(--space-2);
}

.card-subtitle {
  font-size: var(--font-size-sm);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--color-accent-cyan);
  margin-bottom: var(--space-2);
}

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

.card-footer {
  margin-top: var(--space-4);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
}

/* Hero image / cinematic photos */
.hero-media {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-strong);
}

.hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(10, 14, 20, 0.0) 0%, rgba(10, 14, 20, 0.75) 100%);
}

/* Tag / pill - for event type labels */
.tag {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.25rem 0.7rem;
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  border: 1px solid rgba(255, 255, 255, 0.24);
  background: rgba(10, 14, 20, 0.7);
  color: var(--color-text-primary);
}

.tag--accent {
  border-color: rgba(46, 196, 182, 0.7);
  color: var(--color-accent-cyan);
}

.tag--vip {
  border-color: rgba(212, 175, 55, 0.7);
  color: var(--color-heading);
}

/* Status badges (e.g., dostępne terminy, premium) */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.18rem 0.6rem;
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.badge--success {
  background: rgba(61, 214, 140, 0.1);
  color: var(--color-success);
}

.badge--warning {
  background: rgba(255, 176, 32, 0.12);
  color: var(--color-warning);
}

.badge--danger {
  background: rgba(255, 77, 79, 0.12);
  color: var(--color-danger);
}

/* Navigation base */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(20px);
  background: linear-gradient(90deg, rgba(10, 14, 20, 0.96), rgba(21, 26, 31, 0.94));
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

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

.nav-links {
  display: flex;
  gap: var(--space-4);
  font-size: var(--font-size-sm);
}

.nav-link {
  position: relative;
  padding: 0.25rem 0;
  color: var(--color-text-muted);
  transition: color var(--transition-base);
}

.nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -4px;
  width: 0;
  height: 2px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--color-accent-violet), var(--color-accent-cyan));
  transition: width var(--transition-base);
}

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

.nav-link:hover::after,
.nav-link--active::after {
  width: 100%;
}

.nav-link--active {
  color: var(--color-text-primary);
}

/* Hero title emphasis for H1 on homepage */
.hero-title {
  font-family: var(--font-heading);
  font-size: clamp(2.6rem, 3.6vw + 1.6rem, 3.4rem);
  line-height: var(--line-height-tight);
  color: var(--color-heading);
}

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

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

/* Testimonials base */
.testimonial {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

.testimonial-quote {
  font-style: italic;
  margin-bottom: var(--space-3);
}

.testimonial-author {
  font-weight: 600;
  color: var(--color-text-primary);
}

/* FAQ base */
.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);
  color: var(--color-heading);
  margin-bottom: var(--space-2);
}

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

/* Footer */
.site-footer {
  padding-top: var(--space-10);
  padding-bottom: var(--space-8);
  background: radial-gradient(circle at top, rgba(122, 92, 255, 0.28), transparent 65%),
              var(--color-bg-primary);
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

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

/* Utility overlays for cinematic feel */
.overlay-gradient-bottom {
  position: relative;
}

.overlay-gradient-bottom::after {
  content: "";
  position: absolute;
  inset: 40% 0 0 0;
  background: linear-gradient(180deg, transparent 0%, rgba(10, 14, 20, 0.95) 80%);
}

/* Responsive helpers */
@media (max-width: 640px) {
  .section {
    padding-top: var(--space-12);
    padding-bottom: var(--space-12);
  }

  .site-header-inner {
    height: 64px;
  }

  .nav-links {
    display: none;
  }
}