/* ==========================================================================
   Variables
   ==========================================================================
*/
:root {
  /* Colors */
  --color-bg: #050716;
  --color-surface: #101322;
  --color-surface-elevated: #181c30;
  --color-text: #f5f5f7;
  --color-text-muted: #a3a7c2;

  --color-primary: #e63973; /* vibrant fuchsia-red */
  --color-primary-soft: rgba(230, 57, 115, 0.16);
  --color-success: #2ecc71;
  --color-warning: #f1c40f;
  --color-danger: #e74c3c;

  /* Neutral grays */
  --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", sans-serif;
  --font-display: "Poppins", 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: 1.15;
  --line-height-snug: 1.3;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.7;

  /* Spacing scale (px) */
  --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-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --radius-pill: 999px;

  /* Shadows (casino-inspired glow) */
  --shadow-soft: 0 10px 30px rgba(0, 0, 0, 0.35);
  --shadow-strong: 0 24px 60px rgba(0, 0, 0, 0.65);
  --shadow-primary-glow: 0 0 32px rgba(230, 57, 115, 0.5);

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

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

html,
body,
div,
span,
applet,
object,
iframe,

h1,
h2,
h3,
h4,
h5,
h6,
p,
blockquote,
pre,

a,
abbr,
acronym,
address,
big,
cite,
code,

del,
dfn,
em,
img,
ins,
kbd,
q,
s,
samp,

small,
strike,
strong,
sub,
sup,
tt,
var,

b,
u,
i,
center,

dl,
dt,
dd,
ol,
ul,
li,

fieldset,
form,
label,
legend,

table,
caption,
tbody,
tfoot,
thead,
tr,
th,
td,

article,
aside,
canvas,
details,
embed,
figure,
figcaption,
footer,
header,
hgroup,
menu,
nav,
output,
section,
summary,

time,
mark,
audio,
video {
  margin: 0;
  padding: 0;
  border: 0;
  font: inherit;
  vertical-align: baseline;
}

html {
  line-height: 1.15;
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
}

article,
aside,
footer,
header,
nav,
section,
main {
  display: block;
}

ol,
ul {
  list-style: none !important;
}

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

img {
  height: auto;
}

button,
input,
select,
textarea {
  font: inherit;
  color: inherit;
  background: transparent;
  border-radius: 0;
}

button {
  cursor: pointer;
}

button[disabled],
[disabled] {
  cursor: not-allowed;
}

table {
  border-collapse: collapse;
  border-spacing: 0;
}

strong,
b {
  font-weight: 600;
}

/* ==========================================================================
   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);
  color: var(--color-text);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: var(--line-height-tight);
  color: var(--color-text);
  letter-spacing: 0.02em;
}

h1 {
  font-size: var(--font-size-4xl);
  margin-bottom: var(--space-4);
}

h2 {
  font-size: var(--font-size-3xl);
  margin-bottom: var(--space-4);
}

h3 {
  font-size: var(--font-size-2xl);
  margin-bottom: var(--space-3);
}

h4 {
  font-size: var(--font-size-xl);
  margin-bottom: var(--space-3);
}

h5 {
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-2);
}

h6 {
  font-size: var(--font-size-base);
  margin-bottom: var(--space-2);
}

@media (min-width: 768px) {
  h1 {
    font-size: var(--font-size-5xl);
  }
  h2 {
    font-size: var(--font-size-4xl);
  }
  h3 {
    font-size: var(--font-size-3xl);
  }
}

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

a:hover {
  color: #ffffff !important;
}

a:active {
  opacity: 0.9;
}

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

hr {
  border: 0;
  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);
  outline-offset: 3px;
}

:focus {
  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;
  }
}

/* ==========================================================================
   Utilities
   ==========================================================================
*/
.container {
  width: 100%;
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--space-4);
  padding-right: var(--space-4);
}

@media (min-width: 1280px) {
  .container {
    max-width: 1320px;
  }
}

/* Layout 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;
}

.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: 767px) {
  .grid-2,
  .grid-3 {
    grid-template-columns: 1fr;
  }
}

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

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

.mt-0 { margin-top: 0; }
.mt-4 { margin-top: var(--space-4); }
.mt-8 { margin-top: var(--space-8); }
.mb-0 { margin-bottom: 0; }
.mb-4 { margin-bottom: var(--space-4); }
.mb-8 { margin-bottom: var(--space-8); }

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

@media (min-width: 1024px) {
  .py-section {
    padding-top: var(--space-16);
    padding-bottom: var(--space-16);
  }
}

/* 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 call-to-actions for casino & event booking */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-pill);
  border: 1px solid transparent;
  font-weight: 600;
  font-size: var(--font-size-sm);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-decoration: none;
  transition: background-color var(--transition-base),
              color var(--transition-base),
              border-color var(--transition-base),
              box-shadow var(--transition-base),
              transform var(--transition-fast);
}

.btn-primary {
  background: radial-gradient(circle at top left, #ff7a3c, var(--color-primary));
  color: #ffffff;
  box-shadow: var(--shadow-primary-glow);
}

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 0 40px rgba(255, 122, 60, 0.45);
  color: #ffffff !important;
}

.btn-outline {
  background-color: transparent;
  border-color: rgba(255, 255, 255, 0.3);
  color: #ffffff;
}

.btn-outline:hover {
  border-color: var(--color-primary);
  background-color: var(--color-primary-soft);
  color: #ffffff !important;
}

.btn:focus-visible {
  outline: 2px solid #ffffff;
  outline-offset: 3px;
}

.btn:disabled,
.btn[aria-disabled="true"] {
  opacity: 0.5;
  box-shadow: none;
}

/* Form elements */
.input,
textarea,
select {
  width: 100%;
  padding: 0.7rem 0.9rem;
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.08);
  background-color: rgba(9, 10, 24, 0.95);
  color: var(--color-text);
  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-visible,
textarea:focus-visible,
select:focus-visible {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 1px var(--color-primary), var(--shadow-soft);
  outline: none;
}

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

label {
  display: inline-block;
  margin-bottom: var(--space-2);
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

/* Cards: for event types, casino nights, experiences */
.card {
  position: relative;
  background: radial-gradient(circle at top, rgba(230, 57, 115, 0.12), transparent 55%),
              linear-gradient(135deg, #101322, #050716);
  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);
}

.card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at top right, rgba(255, 122, 60, 0.16), transparent 50%);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-base);
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-strong);
  border-color: rgba(230, 57, 115, 0.6);
}

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

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

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

.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);
}

/* Tag / label chips (e.g., "Poker Night", "VIP", "Blackjack") */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-pill);
  font-size: var(--font-size-xs);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  background-color: rgba(255, 255, 255, 0.06);
  color: var(--color-text-muted);
}

.badge-primary {
  background-color: var(--color-primary-soft);
  color: #ffffff;
}

/* Navigation helpers (generic base; can be extended in page-specific CSS) */
.nav {
  display: flex;
  align-items: center;
  gap: var(--space-6);
}

.nav a {
  font-size: var(--font-size-sm);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-text-muted);
}

.nav a:hover,
.nav a[aria-current="page"] {
  color: #ffffff !important;
}

/* Hero overlay utility for atmospheric casino backgrounds */
.hero-overlay {
  position: relative;
  isolation: isolate;
}

.hero-overlay::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at top, rgba(230, 57, 115, 0.5), transparent 60%),
              radial-gradient(circle at bottom, rgba(5, 7, 22, 0.9), rgba(5, 7, 22, 1));
  mix-blend-mode: screen;
  opacity: 0.5;
  z-index: -1;
}

/* Toast / status messages (success, warning, danger for booking feedback) */
.alert {
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
}

.alert-success {
  background-color: rgba(46, 204, 113, 0.12);
  border: 1px solid rgba(46, 204, 113, 0.4);
  color: #e5fff0;
}

.alert-warning {
  background-color: rgba(241, 196, 15, 0.12);
  border: 1px solid rgba(241, 196, 15, 0.4);
  color: #fff9df;
}

.alert-danger {
  background-color: rgba(231, 76, 60, 0.12);
  border: 1px solid rgba(231, 76, 60, 0.4);
  color: #ffe7e4;
}