/* ==================================================================
   VARIABLES: Root Design Tokens
   ================================================================== */
:root {
  /* Color System - Light Urban Bistro */
  --color-bg: #f6f6f7; /* soft powder grey */
  --color-surface: #ffffff; /* cards, panels */
  --color-surface-alt: #f1f1f3; /* subtle blocks, hero split */
  --color-text: #171717; /* deep charcoal */
  --color-text-muted: #5c5c63; /* secondary copy */
  --color-border-subtle: #e0e0e4;
  --color-border-strong: #c7c7cf;

  /* Bistro Accent Tones (brick / copper / rust) */
  --color-primary: #c24a2b; /* brick-rust CTA */
  --color-primary-soft: rgba(194, 74, 43, 0.08);
  --color-primary-strong: #9f3a21;

  /* Functional Status Colors */
  --color-success: #1b8f52; /* reservation confirmed, open */
  --color-warning: #c98014; /* limited seats, specials */
  --color-danger: #b3261e; /* closed, sold out */

  /* Neutral Grays */
  --gray-50: #fafafa;
  --gray-100: #f4f4f5;
  --gray-200: #e5e7eb;
  --gray-300: #d4d4d8;
  --gray-400: #a1a1aa;
  --gray-500: #71717a;
  --gray-600: #52525b;
  --gray-700: #3f3f46;
  --gray-800: #27272f;
  --gray-900: #18181b;

  /* Typography */
  --font-sans: system-ui, -apple-system, BlinkMacSystemFont, "SF Pro Text", "Inter", "Segoe UI", sans-serif;
  --font-display: "Poppins", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-mono: "SF Mono", ui-monospace, 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 - reading comfort */
  --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 */

  --line-height-tight: 1.15;
  --line-height-snug: 1.25;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.7;

  /* Spacing Scale (0–96px) */
  --space-0: 0;
  --space-1: 0.125rem;  /* 2px */
  --space-2: 0.25rem;   /* 4px */
  --space-3: 0.375rem;  /* 6px */
  --space-4: 0.5rem;    /* 8px */
  --space-5: 0.625rem;  /* 10px */
  --space-6: 0.75rem;   /* 12px */
  --space-7: 0.875rem;  /* 14px */
  --space-8: 1rem;      /* 16px */
  --space-10: 1.25rem;  /* 20px */
  --space-12: 1.5rem;   /* 24px */
  --space-14: 1.75rem;  /* 28px */
  --space-16: 2rem;     /* 32px */
  --space-20: 2.5rem;   /* 40px */
  --space-24: 3rem;     /* 48px */
  --space-28: 3.5rem;   /* 56px */
  --space-32: 4rem;     /* 64px */
  --space-40: 5rem;     /* 80px */
  --space-48: 6rem;     /* 96px */

  /* Radii */
  --radius-xs: 3px;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-pill: 999px;

  /* Shadows - crisp, industrial-soft */
  --shadow-soft: 0 10px 30px rgba(15, 23, 42, 0.06);
  --shadow-medium: 0 18px 40px rgba(15, 23, 42, 0.12);
  --shadow-hard-edge: 0 0 0 1px rgba(15, 15, 20, 0.04), 0 20px 60px rgba(15, 15, 20, 0.14);

  /* Transitions */
  --transition-fast: 150ms ease-out;
  --transition-base: 220ms cubic-bezier(0.19, 1, 0.22, 1);
  --transition-slow: 320ms cubic-bezier(0.19, 1, 0.22, 1);

  /* Layout Metrics */
  --layout-max-width: 1120px;
  --layout-gutter: 1.5rem;
  --layout-header-height: 4.25rem;
}

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

html {
  font-size: 100%;
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  overflow-x: clip;
  max-width: 100%;
}

body {
  margin: 0;
  max-width: 100%;
}

h1, h2, h3, h4, h5, h6,
p, figure, blockquote, dl, dd {
  margin: 0;
}

ul, ol {
  margin: 0;
  padding: 0;
}

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

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

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

textarea {
  resize: vertical;
}

:focus {
  outline: none;
}

:focus-visible {
  outline: 2px solid transparent;
  box-shadow: 0 0 0 2px var(--color-primary-soft), 0 0 0 4px var(--color-primary);
  border-radius: 4px;
}

[hidden] {
  display: none !important;
}

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

/* ==================================================================
   BASE TYPOGRAPHY & ELEMENT STYLES
   ================================================================== */
body {
  font-family: var(--font-sans);
  font-size: var(--font-size-md);
  line-height: var(--line-height-relaxed);
  background-color: var(--color-bg);
  color: var(--color-text);
  -webkit-font-smoothing: antialiased;
}

main {
  min-height: calc(100vh - var(--layout-header-height));
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: 0.01em;
  color: var(--gray-900);
}

h1 {
  font-size: clamp(2.25rem, 3vw + 1rem, 3rem);
  line-height: var(--line-height-tight);
  margin-bottom: var(--space-4);
}

h2 {
  font-size: clamp(1.75rem, 2.4vw + 0.6rem, 2.25rem);
  line-height: var(--line-height-snug);
  margin-bottom: var(--space-3);
}

h3 {
  font-size: 1.4rem;
  line-height: var(--line-height-snug);
  margin-bottom: var(--space-2);
}

h4 {
  font-size: 1.15rem;
  line-height: var(--line-height-normal);
  margin-bottom: var(--space-2);
}

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

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

a {
  color: var(--color-primary);
  text-decoration: none;
  text-underline-offset: 0.18em;
  transition: color var(--transition-fast), text-decoration-color var(--transition-fast);
}

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

strong {
  font-weight: 600;
}

code, pre {
  font-family: var(--font-mono);
}

hr {
  border: none;
  border-top: 1px solid var(--color-border-subtle);
  margin: var(--space-10) 0;
}

/* ==================================================================
   LAYOUT & GLOBAL STRUCTURE
   ================================================================== */
.container {
  width: 100%;
  max-width: var(--layout-max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--layout-gutter);
  padding-right: var(--layout-gutter);
}

.site-shell {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  height: var(--layout-header-height);
  backdrop-filter: blur(12px);
  background: rgba(246, 246, 247, 0.95);
  border-bottom: 1px solid rgba(207, 207, 215, 0.7);
}

.site-header-inner {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-10);
}

.site-main {
  flex: 1 1 auto;
  padding-top: var(--space-20);
  padding-bottom: var(--space-24);
}

.site-footer {
  border-top: 1px solid var(--color-border-subtle);
  padding: var(--space-12) 0;
  background: #f3f3f6;
  color: var(--gray-600);
  font-size: var(--font-size-sm);
}

/* Navigation - lowercase slug emphasis */
.nav-main {
  display: flex;
  align-items: center;
  gap: var(--space-6);
}

.nav-main a {
  font-size: var(--font-size-sm);
  text-transform: lowercase;
  letter-spacing: 0.08em;
  font-weight: 500;
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-pill);
  color: var(--gray-700);
}

.nav-main a:hover {
  background-color: var(--color-surface);
  color: var(--color-text);
}

.nav-main a.is-active {
  background-color: var(--color-primary);
  color: #ffffff;
}

/* ==================================================================
   HERO BLOCK BASE (Static, No Sliders)
   ================================================================== */
.hero {
  margin-top: var(--space-10);
  margin-bottom: var(--space-20);
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr);
  gap: var(--space-16);
  align-items: stretch;
}

.hero-copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: var(--space-6);
}

.hero-kicker {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--font-size-xs);
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--gray-600);
}

.hero-kicker-dot {
  width: 6px;
  height: 6px;
  border-radius: 999px;
  background: var(--color-primary);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  align-items: center;
}

.hero-meta-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-6);
  font-size: var(--font-size-xs);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--gray-500);
}

.hero-media {
  position: relative;
  isolation: isolate;
}

.hero-media-frame {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: radial-gradient(circle at 0 0, #ffffff, #e8eaee);
  box-shadow: var(--shadow-hard-edge);
  min-height: 280px;
}

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

.hero-media-tag {
  position: absolute;
  inset-inline: auto 1rem;
  bottom: 1rem;
  padding: var(--space-4) var(--space-6);
  border-radius: var(--radius-pill);
  background: rgba(8, 8, 10, 0.84);
  color: #fefefe;
  font-size: var(--font-size-xs);
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
}

.hero-media-tag-dot {
  width: 7px;
  height: 7px;
  border-radius: 999px;
  background: #22c55e;
}

/* ==================================================================
   UTILITIES - FLEX, GRID, ALIGNMENT
   ================================================================== */
.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;
}

.gap-2 { gap: var(--space-2); }
.gap-4 { gap: var(--space-4); }
.gap-6 { gap: var(--space-6); }
.gap-8 { gap: var(--space-8); }
.gap-10 { gap: var(--space-10); }

.grid {
  display: grid;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-10);
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-12);
}

.text-center { text-align: center; }
.text-right { text-align: right; }
.text-uppercase { text-transform: uppercase; }

.badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-pill);
  font-size: var(--font-size-xs);
  text-transform: uppercase;
  letter-spacing: 0.14em;
}

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

.badge-muted {
  background: var(--gray-100);
  color: var(--gray-600);
}

.chip-category {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-5);
  border-radius: var(--radius-pill);
  background: rgba(23, 23, 23, 0.04);
  font-size: var(--font-size-xs);
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.chip-category--hot {
  background: rgba(194, 74, 43, 0.08);
  color: var(--color-primary-strong);
}

/* 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;
}

/* ==================================================================
   COMPONENTS - BUTTONS, INPUTS, CARDS
   ================================================================== */
/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-7);
  border-radius: var(--radius-pill);
  border: 1px solid transparent;
  font-size: var(--font-size-sm);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  line-height: 1;
  background: #ffffff;
  color: var(--color-text);
  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-color: var(--color-primary);
  color: #ffffff;
  border-color: transparent;
  box-shadow: 0 8px 24px rgba(194, 74, 43, 0.38);
}

.btn-primary:hover,
a[href].btn-primary:hover,
a.btn-primary:hover {
  background-color: var(--color-primary-strong);
  transform: translateY(-1px);
  box-shadow: 0 10px 32px rgba(194, 74, 43, 0.45);
  color: #fff;
}

.btn-outline {
  background: transparent;
  border-color: var(--gray-300);
  color: var(--gray-800);
}

.btn-outline:hover {
  background: var(--color-surface);
  border-color: var(--gray-400);
}

.btn-ghost {
  background: transparent;
  border-color: transparent;
  color: var(--gray-700);
}

.btn-ghost:hover {
  background: rgba(24, 24, 27, 0.04);
}

.btn-sm {
  padding: var(--space-2) var(--space-5);
  font-size: var(--font-size-xs);
}

.btn:disabled,
.btn[aria-disabled="true"] {
  opacity: 0.45;
  cursor: not-allowed;
  box-shadow: none;
  transform: none;
}

/* Inputs & Form Controls */
.field {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.field-label {
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--gray-800);
}

.field-hint {
  font-size: var(--font-size-xs);
  color: var(--gray-500);
}

.input,
select,
textarea {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border-subtle);
  background-color: #ffffff;
  color: var(--color-text);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast), background-color var(--transition-fast);
}

.input::placeholder,
textarea::placeholder {
  color: var(--gray-400);
}

.input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 1px var(--color-primary);
}

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

/* Cards - Box-framed modules */
.card {
  position: relative;
  border-radius: var(--radius-md);
  background-color: var(--color-surface);
  border: 1px solid rgba(15, 15, 20, 0.06);
  padding: var(--space-8);
  box-shadow: var(--shadow-soft);
}

.card-strong {
  border-color: rgba(15, 15, 20, 0.12);
  box-shadow: var(--shadow-hard-edge);
}

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

.card-title {
  font-size: 1.1rem;
  margin-bottom: var(--space-1);
}

.card-meta {
  font-size: var(--font-size-xs);
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--gray-500);
}

.card-footer {
  margin-top: var(--space-6);
}

/* Menu Item & Bistro-specific Atoms */
.menu-section-title {
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--gray-500);
  margin-bottom: var(--space-4);
}

.menu-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

.menu-item {
  display: grid;
  grid-template-columns: minmax(0, 1.8fr) auto;
  gap: var(--space-3);
  align-items: baseline;
}

.menu-item-title-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: var(--space-4);
}

.menu-item-name {
  font-weight: 500;
  color: var(--gray-900);
}

.menu-item-price {
  font-weight: 500;
  font-variant-numeric: tabular-nums;
  color: var(--gray-800);
}

.menu-item-desc {
  font-size: var(--font-size-sm);
  color: var(--gray-600);
}

.menu-item-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-top: var(--space-2);
}

/* Calendar & Card Room Utilities */
.calendar-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--space-6);
}

.calendar-pill {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-2) var(--space-5);
  border-radius: var(--radius-pill);
  background: var(--gray-100);
  font-size: var(--font-size-xs);
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.card-room-label {
  font-size: var(--font-size-xs);
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--gray-500);
}

.card-room-status-open {
  color: var(--color-success);
}

.card-room-status-closed {
  color: var(--color-danger);
}

/* ==================================================================
   RESPONSIVE ADJUSTMENTS
   ================================================================== */
@media (max-width: 960px) {
  .site-main {
    padding-top: var(--space-16);
    padding-bottom: var(--space-20);
  }

  .hero-grid {
    grid-template-columns: minmax(0, 1fr);
    gap: var(--space-12);
  }

  .hero-media {
    order: -1;
  }

  .grid-3 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 720px) {
  .site-header-inner {
    gap: var(--space-4);
  }

  .nav-main {
    display: none;
  }

  .grid-2,
  .grid-3 {
    grid-template-columns: minmax(0, 1fr);
  }

  .card {
    padding: var(--space-6);
  }

  .hero {
    margin-top: var(--space-6);
    margin-bottom: var(--space-16);
  }
}

/* Basic mobile nav toggle placeholder (no JS) */
.nav-toggle {
  display: inline-flex;
  gap: 4px;
}

.nav-toggle-bar {
  width: 18px;
  height: 2px;
  border-radius: 999px;
  background: var(--gray-800);
}

/* ==================================================================
   GLOBAL SYNTAX CODE INJECTIONS (Requested)
   ================================================================== */
ul {
  list-style: none !important;
}

.nav-toggle {
  flex-direction: column;
}

/* Mobile overflow guards */
html,
body {
  overflow-x: clip;
  max-width: 100%;
}

img,
video,
svg {
  max-width: 100%;
  height: auto;
}