/* ==================================================================
   Variables
   ================================================================== */
:root {
  /* Color palette - dark lounge, emerald green, warm yellow */
  --color-bg: #050608; /* deepest background */
  --color-bg-elevated: #0b0d11; /* dark glass cards, sections */
  --color-bg-soft: #151820; /* alternate rows, overlays */
  --color-surface-glass: rgba(12, 16, 22, 0.92);

  --color-text: #f8fafc; /* clean white typography */
  --color-text-soft: #c7d0dd; /* secondary text */
  --color-text-muted: #8a94a5;

  --color-primary: #18b87a; /* emerald / primary accent */
  --color-primary-soft: rgba(24, 184, 122, 0.14);

  --color-accent-yellow: #f7c948; /* warm yellow / golden */
  --color-accent-yellow-soft: rgba(247, 201, 72, 0.18);

  --color-success: #26c485;
  --color-warning: #ffb020;
  --color-danger: #ff5a5f;

  --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: #111827;
  --gray-900: #020617;

  /* Borders & glows */
  --border-subtle: 1px solid rgba(148, 163, 184, 0.16);
  --border-strong: 1px solid rgba(248, 250, 252, 0.18);
  --border-glow-green: 0 0 0 1px rgba(24, 184, 122, 0.6);
  --border-glow-yellow: 0 0 0 1px rgba(247, 201, 72, 0.65);

  /* Typography */
  --font-sans: system-ui, -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", sans-serif;
  --font-display: "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-md: 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 (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-7: 1.75rem;  /* 28px */
  --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 */

  /* Radii */
  --radius-xs: 0.25rem;
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-full: 999px;

  /* Shadows - atmospheric restaurant lighting */
  --shadow-soft: 0 18px 45px rgba(0, 0, 0, 0.45);
  --shadow-strong: 0 35px 80px rgba(0, 0, 0, 0.8);
  --shadow-inner-glow: 0 0 40px rgba(24, 184, 122, 0.2);

  /* Transitions */
  --transition-fast: 120ms ease-out;
  --transition-normal: 200ms ease;
  --transition-slow: 280ms ease;

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

/* ==================================================================
   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,
 ruby,
 section,
 summary,
 time,
 mark,
 audio,
 video {
  margin: 0;
  padding: 0;
  border: 0;
  font-size: 100%;
  font: inherit;
  vertical-align: baseline;
}

/* HTML5 display-role reset for older browsers */
article,
aside,
 details,
 figcaption,
 figure,
 footer,
 header,
 hgroup,
 menu,
 nav,
 section {
  display: block;
}

body {
  line-height: 1;
}

ol,
ul {
  list-style: none !important; /* required by spec */
}

blockquote,
q {
  quotes: none;
}

blockquote::before,
blockquote::after,
q::before,
q::after {
  content: "";
  content: none;
}

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

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

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

button {
  border: none;
}

html {
  scroll-behavior: smooth;
}

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

/* Respect users that prefer reduced motion */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}

/* ==================================================================
   Base Styles
   ================================================================== */
body {
  min-height: 100vh;
  background: radial-gradient(circle at top, #111827 0, #020617 52%, #000 100%);
  color: var(--color-text);
  font-family: var(--font-sans);
  font-size: var(--font-size-md);
  line-height: var(--line-height-normal);
}

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

a:hover {
  color: var(--color-accent-yellow);
}

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

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

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

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

em {
  font-style: italic;
}

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

hr {
  border: 0;
  border-top: 1px solid rgba(148, 163, 184, 0.18);
  margin: var(--space-6) 0;
}

/* Headings - premium display style */

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

h1 {
  font-size: clamp(2.4rem, 4vw, 3.2rem);
  line-height: var(--line-height-tight);
  margin-bottom: var(--space-4);
}

h2 {
  font-size: clamp(1.9rem, 3vw, 2.4rem);
  line-height: var(--line-height-snug);
  margin-bottom: var(--space-3);
}

h3 {
  font-size: 1.5rem;
  line-height: var(--line-height-snug);
  margin-bottom: var(--space-3);
}

h4 {
  font-size: 1.25rem;
  margin-bottom: var(--space-2);
}

h5 {
  font-size: 1.1rem;
  margin-bottom: var(--space-2);
}

h6 {
  font-size: 0.95rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-text-muted);
  margin-bottom: var(--space-2);
}

/* Lists */
ul,
ol {
  margin-bottom: var(--space-4);
}

/* Forms basics */
label {
  display: inline-block;
  margin-bottom: var(--space-1);
  font-size: var(--font-size-sm);
  color: var(--color-text-soft);
}

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

legend {
  padding: 0;
  margin-bottom: var(--space-2);
}

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

[tabindex="-1"]:focus {
  outline: none !important;
}

/* Visually hidden but accessible */
.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;
}

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

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

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

.section--tight {
  padding-top: var(--space-8);
  padding-bottom: var(--space-8);
}

/* Flex helpers */
.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-end {
  justify-content: flex-end;
}

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

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

.gap-3 {
  gap: var(--space-3);
}

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

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

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

/* Max widths */
.mx-auto {
  margin-left: auto;
  margin-right: auto;
}

/* Spacing utils (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); }

/* Nav toggle (for burger menu) - required flex-direction */
.nav-toggle {
  display: inline-flex;
  flex-direction: column; /* required by spec */
  justify-content: center;
  align-items: center;
  gap: 4px;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  background-color: rgba(15, 23, 42, 0.8);
  border: 1px solid rgba(148, 163, 184, 0.35);
  cursor: pointer;
  transition: background-color var(--transition-fast), box-shadow var(--transition-fast), border-color var(--transition-fast);
}

.nav-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  border-radius: 999px;
  background-color: var(--color-text);
  transition: transform var(--transition-fast), opacity var(--transition-fast), background-color var(--transition-fast);
}

.nav-toggle:focus-visible {
  outline: 2px solid var(--color-accent-yellow);
  outline-offset: 3px;
}

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

/* Buttons - shared base */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  padding: 0.72rem 1.4rem;
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background-color var(--transition-normal), color var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-normal), transform var(--transition-fast);
  position: relative;
  overflow: hidden;
}

.btn::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 0 0, rgba(255, 255, 255, 0.18), transparent 55%);
  opacity: 0;
  transition: opacity var(--transition-slow);
}

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

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

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

/* Primary button - emerald */
.btn-primary {
  background: linear-gradient(135deg, #16a56e, #1ed187);
  color: #030712;
  border-color: rgba(34, 197, 119, 0.9);
  box-shadow: 0 18px 40px rgba(34, 197, 119, 0.38);
}

.btn-primary:hover {
  transform: translateY(-1px);
  background: linear-gradient(135deg, #1ed187, #16a56e);
  box-shadow: 0 22px 50px rgba(16, 185, 129, 0.5);
}

/* Secondary button - dark glass with yellow border */
.btn-secondary {
  background: radial-gradient(circle at top left, rgba(148, 163, 184, 0.22), rgba(15, 23, 42, 0.95));
  color: var(--color-text);
  border-color: rgba(248, 250, 252, 0.24);
  box-shadow: var(--shadow-soft);
}

.btn-secondary:hover {
  transform: translateY(-1px);
  border-color: rgba(247, 201, 72, 0.7);
  box-shadow: 0 24px 60px rgba(15, 23, 42, 0.95);
}

/* Ghost button - text only */
.btn-ghost {
  background: transparent;
  color: var(--color-text-soft);
  border-color: rgba(148, 163, 184, 0.3);
}

.btn-ghost:hover {
  color: var(--color-text);
  border-color: rgba(247, 201, 72, 0.7);
}

/* Inputs & form fields */
.input,
textarea,
select {
  width: 100%;
  padding: 0.7rem 0.9rem;
  border-radius: var(--radius-md);
  border: 1px solid rgba(148, 163, 184, 0.4);
  background-color: rgba(15, 23, 42, 0.85);
  color: var(--color-text);
  font-size: var(--font-size-sm);
  line-height: 1.4;
  transition: border-color var(--transition-normal), box-shadow var(--transition-normal), background-color var(--transition-normal);
}

.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: var(--border-glow-green), 0 0 0 1px rgba(15, 23, 42, 0.8);
  background-color: rgba(15, 23, 42, 0.96);
}

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

input[type="checkbox"],
input[type="radio"] {
  width: auto;
}

/* Cards - dark glass restaurant feel */
.card {
  position: relative;
  padding: var(--space-5);
  border-radius: var(--radius-lg);
  background: radial-gradient(circle at top left, rgba(24, 184, 122, 0.12), transparent 45%),
              radial-gradient(circle at bottom right, rgba(247, 201, 72, 0.08), transparent 55%),
              var(--color-bg-elevated);
  border: 1px solid rgba(148, 163, 184, 0.3);
  box-shadow: var(--shadow-soft);
  backdrop-filter: blur(16px);
}

.card::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  border: 1px solid rgba(15, 23, 42, 0.95);
  pointer-events: none;
}

.card--hoverable {
  transition: transform var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-normal), background var(--transition-normal);
  cursor: pointer;
}

.card--hoverable:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-strong);
  border-color: rgba(247, 201, 72, 0.55);
}

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

.card-meta {
  font-size: var(--font-size-xs);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-text-muted);
}

/* Hero-specific helpers for atmospheric style (generic enough for all pages) */
.hero {
  position: relative;
  padding-top: var(--space-16);
  padding-bottom: var(--space-16);
  color: var(--color-text);
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 20% -10%, rgba(24, 184, 122, 0.3), transparent 55%),
              radial-gradient(circle at 80% 110%, rgba(247, 201, 72, 0.26), transparent 60%),
              linear-gradient(180deg, rgba(15, 23, 42, 0.96), rgba(15, 23, 42, 0.96));
  mix-blend-mode: soft-light;
  pointer-events: none;
}

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

.hero-labels {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-bottom: var(--space-4);
}

.hero-label {
  padding: 0.18rem 0.7rem;
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  border: 1px solid rgba(148, 163, 184, 0.5);
  background: radial-gradient(circle at top left, rgba(24, 184, 122, 0.36), rgba(15, 23, 42, 0.94));
  color: var(--color-text);
}

/* FAQ layout helpers */
.faq-list {
  border-radius: var(--radius-lg);
  border: 1px solid rgba(148, 163, 184, 0.4);
  background: linear-gradient(145deg, rgba(15, 23, 42, 0.98), rgba(2, 6, 23, 0.98));
  overflow: hidden;
}

.faq-item + .faq-item {
  border-top: 1px solid rgba(51, 65, 85, 0.9);
}

.faq-question {
  padding: var(--space-4) var(--space-5);
  font-weight: 500;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.faq-answer {
  padding: 0 var(--space-5) var(--space-4) var(--space-5);
  color: var(--color-text-soft);
}

/* Tag / pill labels for chips & points etc. */
.pill {
  display: inline-flex;
  align-items: center;
  padding: 0.18rem 0.7rem;
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  border: 1px solid rgba(148, 163, 184, 0.55);
  color: var(--color-text-soft);
}

.pill--green {
  background-color: var(--color-primary-soft);
  border-color: rgba(34, 197, 119, 0.7);
  color: #bbf7d0;
}

.pill--yellow {
  background-color: var(--color-accent-yellow-soft);
  border-color: rgba(250, 204, 21, 0.75);
  color: #fef9c3;
}

/* Badges for small inline statuses */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.18rem 0.5rem;
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  background-color: rgba(15, 23, 42, 0.9);
  border: 1px solid rgba(148, 163, 184, 0.5);
}

.badge--success {
  border-color: rgba(22, 163, 74, 0.8);
  color: #bbf7d0;
}

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

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

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