/* ==========================================================================
   BOHÍO ANTWERPEN — Design System
   Wijn- en tapasbar · Antwerpen
   Shared foundation stylesheet. Every page links to this file.
   Mobile-first: base styles target small screens, min-width queries scale up.
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. Design tokens
   -------------------------------------------------------------------------- */
:root {
  /* --- Brand palette --- */
  --color-primary: #7a1f2b;          /* deep wine */
  --color-primary-dark: #571018;
  --color-primary-light: #a03a46;
  --color-primary-soft: #f3e2e0;

  --color-secondary: #b5532e;        /* warm terracotta */
  --color-secondary-dark: #8d3d1f;
  --color-secondary-light: #d97a54;

  --color-accent: #c99233;           /* bar gold */
  --color-accent-dark: #a3731f;
  --color-accent-light: #e6bd6f;

  /* --- Neutrals (warm) --- */
  --color-neutral-50: #faf7f2;
  --color-neutral-100: #f3ede4;
  --color-neutral-200: #e6ddd0;
  --color-neutral-300: #d2c6b6;
  --color-neutral-400: #ab9d8c;
  --color-neutral-500: #83776a;
  --color-neutral-600: #655b51;
  --color-neutral-700: #4a423b;
  --color-neutral-800: #2f2a25;
  --color-neutral-900: #1d1915;

  /* --- Semantic surfaces & text --- */
  --color-background: #faf7f2;
  --color-surface: #ffffff;
  --color-surface-alt: #f3ede4;
  --color-border: #e6ddd0;
  --color-border-strong: #d2c6b6;

  --color-text: #2f2a25;
  --color-text-muted: #655b51;
  --color-text-subtle: #83776a;
  --color-text-inverse: #faf7f2;

  --color-success: #3f6b4a;
  --color-danger: #a12626;
  --color-focus: #c99233;

  /* --- Typography --- */
  --font-heading: "Playfair Display", "Georgia", "Times New Roman", serif;
  --font-body: "Inter", "Helvetica Neue", Arial, sans-serif;

  --fs-h1: clamp(2rem, 1.35rem + 3.2vw, 3.5rem);
  --fs-h2: clamp(1.6rem, 1.2rem + 2vw, 2.5rem);
  --fs-h3: clamp(1.3rem, 1.1rem + 1vw, 1.75rem);
  --fs-h4: clamp(1.1rem, 1rem + 0.5vw, 1.3rem);
  --fs-body: 1rem;
  --fs-body-lg: 1.125rem;
  --fs-small: 0.875rem;
  --fs-xs: 0.75rem;

  --lh-tight: 1.15;
  --lh-heading: 1.25;
  --lh-body: 1.65;

  --fw-regular: 400;
  --fw-medium: 500;
  --fw-semibold: 600;
  --fw-bold: 700;

  --ls-tight: -0.02em;
  --ls-wide: 0.08em;

  /* --- Spacing scale (8px base) --- */
  --space-0: 0;
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.5rem;
  --space-6: 2rem;
  --space-7: 2.5rem;
  --space-8: 3rem;
  --space-9: 4rem;
  --space-10: 5rem;
  --space-11: 6rem;

  /* --- Layout --- */
  --container-sm: 640px;
  --container-md: 860px;
  --container-lg: 1120px;
  --container-xl: 1280px;
  --gutter: var(--space-4);
  --header-height: 68px;

  /* --- Radius --- */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 14px;
  --radius-xl: 24px;
  --radius-pill: 999px;

  /* --- Shadows --- */
  --shadow-xs: 0 1px 2px rgba(29, 25, 21, 0.06);
  --shadow-sm: 0 2px 6px rgba(29, 25, 21, 0.08);
  --shadow-md: 0 6px 18px rgba(29, 25, 21, 0.10);
  --shadow-lg: 0 14px 38px rgba(29, 25, 21, 0.14);
  --shadow-focus: 0 0 0 3px rgba(201, 146, 51, 0.45);

  /* --- Motion --- */
  --transition-fast: 140ms ease;
  --transition-base: 240ms ease;
}

/* --------------------------------------------------------------------------
   2. Reset & base
   -------------------------------------------------------------------------- */
*,
*::before,
*::after {
  box-sizing: border-box;
}

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

body {
  margin: 0;
  background-color: var(--color-background);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: var(--lh-body);
  font-weight: var(--fw-regular);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

h1, h2, h3, h4, h5, h6 {
  margin: 0 0 var(--space-4);
  font-family: var(--font-heading);
  font-weight: var(--fw-bold);
  line-height: var(--lh-heading);
  letter-spacing: var(--ls-tight);
  color: var(--color-neutral-900);
}

h1 { font-size: var(--fs-h1); line-height: var(--lh-tight); }
h2 { font-size: var(--fs-h2); }
h3 { font-size: var(--fs-h3); }
h4 { font-size: var(--fs-h4); }

p {
  margin: 0 0 var(--space-4);
}

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

a:hover {
  color: var(--color-primary-light);
  text-decoration: underline;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

ul, ol {
  margin: 0 0 var(--space-4);
  padding-left: var(--space-5);
}

small,
.text-small { font-size: var(--fs-small); }

.text-muted { color: var(--color-text-muted); }

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

.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;
}

/* --------------------------------------------------------------------------
   3. Layout helpers
   -------------------------------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--container-lg);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.container--narrow { max-width: var(--container-md); }
.container--wide { max-width: var(--container-xl); }

.section {
  padding-block: var(--space-8);
}

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

.section__title {
  margin-bottom: var(--space-5);
}

.grid {
  display: grid;
  gap: var(--space-5);
  grid-template-columns: 1fr;
}

.grid--2 { grid-template-columns: 1fr; }
.grid--3 { grid-template-columns: 1fr; }
.grid--4 { grid-template-columns: 1fr; }

.stack > * + * { margin-top: var(--space-4); }

.cluster {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  align-items: center;
}

.split {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

/* --------------------------------------------------------------------------
   4. Buttons
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  border: 2px solid transparent;
  border-radius: var(--radius-pill);
  font-family: var(--font-body);
  font-size: var(--fs-body);
  font-weight: var(--fw-semibold);
  line-height: 1;
  text-align: center;
  text-decoration: none;
  cursor: pointer;
  transition: background-color var(--transition-base),
              border-color var(--transition-base),
              color var(--transition-base),
              transform var(--transition-fast),
              box-shadow var(--transition-base);
}

.btn:hover { text-decoration: none; }
.btn:active { transform: translateY(1px); }

.btn-primary {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--color-text-inverse);
  box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
  background-color: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  color: var(--color-text-inverse);
  box-shadow: var(--shadow-md);
}

.btn-secondary {
  background-color: transparent;
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.btn-secondary:hover {
  background-color: var(--color-primary);
  color: var(--color-text-inverse);
}

.btn-accent {
  background-color: var(--color-accent);
  border-color: var(--color-accent);
  color: var(--color-neutral-900);
}

.btn-accent:hover {
  background-color: var(--color-accent-dark);
  border-color: var(--color-accent-dark);
}

.btn-sm {
  padding: var(--space-2) var(--space-4);
  font-size: var(--fs-small);
}

.btn-lg {
  padding: var(--space-4) var(--space-7);
  font-size: var(--fs-body-lg);
}

.btn-block { width: 100%; }

/* --------------------------------------------------------------------------
   5. Cards
   -------------------------------------------------------------------------- */
.card {
  display: flex;
  flex-direction: column;
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: box-shadow var(--transition-base), transform var(--transition-base);
}

.card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.card__media {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.card__body {
  padding: var(--space-5);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  flex: 1;
}

.card__title {
  margin: 0;
  font-size: var(--fs-h4);
}

.card__text {
  margin: 0;
  color: var(--color-text-muted);
  font-size: var(--fs-small);
}

.card__footer {
  margin-top: auto;
  padding-top: var(--space-3);
}

/* --------------------------------------------------------------------------
   6. Forms
   -------------------------------------------------------------------------- */
.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
}

.form-label {
  font-size: var(--fs-small);
  font-weight: var(--fw-semibold);
  color: var(--color-neutral-800);
}

.form-control,
input[type="text"],
input[type="email"],
input[type="tel"],
input[type="number"],
textarea,
select {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  background-color: var(--color-surface);
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-md);
  font-family: inherit;
  font-size: var(--fs-body);
  color: var(--color-text);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-control:focus,
input:focus,
textarea:focus,
select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: var(--shadow-focus);
}

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

/* --------------------------------------------------------------------------
   7. Badges & pills
   -------------------------------------------------------------------------- */
.badge {
  display: inline-block;
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-pill);
  background-color: var(--color-primary-soft);
  color: var(--color-primary-dark);
  font-size: var(--fs-xs);
  font-weight: var(--fw-semibold);
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
}

.badge--accent {
  background-color: var(--color-accent-light);
  color: var(--color-accent-dark);
}

/* --------------------------------------------------------------------------
   8. Site chrome — header
   -------------------------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  box-shadow: var(--shadow-xs);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  min-height: var(--header-height);
}

.site-brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-heading);
  font-size: var(--fs-h4);
  font-weight: var(--fw-bold);
  letter-spacing: var(--ls-tight);
  color: var(--color-primary);
  text-decoration: none;
  white-space: nowrap;
}

.site-brand:hover {
  color: var(--color-primary-dark);
  text-decoration: none;
}

.site-brand__mark {
  color: var(--color-accent);
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2) var(--space-5);
}

.site-nav a {
  padding: var(--space-2) 0;
  color: var(--color-neutral-700);
  font-size: var(--fs-small);
  font-weight: var(--fw-medium);
  text-decoration: none;
}

.site-nav a:hover,
.site-nav a[aria-current="page"] {
  color: var(--color-primary);
  text-decoration: none;
}

.site-nav a[aria-current="page"] {
  border-bottom: 2px solid var(--color-accent);
}

/* --------------------------------------------------------------------------
   9. Site chrome — footer
   -------------------------------------------------------------------------- */
.site-footer {
  background-color: var(--color-neutral-900);
  color: var(--color-neutral-300);
  padding-block: var(--space-8) var(--space-5);
  font-size: var(--fs-small);
}

.site-footer__grid {
  display: grid;
  gap: var(--space-6);
  grid-template-columns: 1fr;
}

.site-footer h4 {
  margin: 0 0 var(--space-3);
  color: var(--color-text-inverse);
  font-size: var(--fs-h4);
}

.site-footer p {
  margin: 0 0 var(--space-3);
  color: var(--color-neutral-300);
}

.site-footer a {
  color: var(--color-neutral-300);
}

.site-footer a:hover {
  color: var(--color-accent-light);
}

.site-footer__tagline {
  color: var(--color-accent-light);
  font-style: italic;
}

.site-footer__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--space-2);
}

.site-footer__bottom {
  margin-top: var(--space-7);
  padding-top: var(--space-4);
  border-top: 1px solid rgba(210, 198, 182, 0.2);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  color: var(--color-neutral-400);
}

/* --------------------------------------------------------------------------
   10. Utilities
   -------------------------------------------------------------------------- */
.text-center { text-align: center; }
.mx-auto { margin-inline: auto; }
.mt-0 { margin-top: 0; }
.mb-0 { margin-bottom: 0; }
.mb-4 { margin-bottom: var(--space-4); }
.mb-6 { margin-bottom: var(--space-6); }
.hidden { display: none; }
.round { border-radius: var(--radius-lg); }
.shadow { box-shadow: var(--shadow-md); }

/* --------------------------------------------------------------------------
   11. Responsive — min-width breakpoints
   -------------------------------------------------------------------------- */
@media (min-width: 600px) {
  :root { --gutter: var(--space-5); }

  .grid--2 { grid-template-columns: repeat(2, 1fr); }
  .grid--3 { grid-template-columns: repeat(2, 1fr); }
  .grid--4 { grid-template-columns: repeat(2, 1fr); }

  .split {
    flex-direction: row;
    align-items: center;
  }
  .split > * { flex: 1; }

  .site-footer__bottom {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}

@media (min-width: 900px) {
  .section { padding-block: var(--space-10); }

  .grid--3 { grid-template-columns: repeat(3, 1fr); }
  .grid--4 { grid-template-columns: repeat(4, 1fr); }

  .site-footer__grid {
    grid-template-columns: 2fr 1fr 1fr;
  }

  .site-nav a { font-size: var(--fs-body); }
}

@media (min-width: 1200px) {
  :root { --gutter: var(--space-6); }
}

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