/* ==========================================================================
   Glibunum Trattoria — shared stylesheet
   Design language: Elegant fashion — serif display, wide letter-spacing,
   air, hairline rules, quiet refinement.
   ========================================================================== */

:root {
  /* Editorial type scale */
  --fs-h1: clamp(2.4rem, 5vw, 3.4rem);
  --fs-h2: 2.2rem;
  --fs-h3: 1.5rem;
  --fs-body: 1.125rem;
  --fs-small: 0.95rem;
  --fs-eyebrow: 0.78rem;
  --section-padding: clamp(5rem, 8vw, 7rem);

  /* Radius family — soft-medium-radius */
  --radius-card: 10px;
  --radius-button: 6px;
  --radius-input: 5px;
  --radius-image: 8px;

  /* Shadow family — subtle-flat */
  --shadow-card: 0 1px 2px rgba(0, 0, 0, 0.05);
}

html {
  scroll-behavior: smooth;
}

body {
  background-color: var(--color-background);
  color: var(--color-text-primary);
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: 1.65;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  text-wrap: balance;
  color: var(--color-text-primary);
}

h1 { font-size: var(--fs-h1); line-height: 1.1; }
h2 { font-size: var(--fs-h2); line-height: 1.2; }
h3 { font-size: var(--fs-h3); line-height: 1.3; }

p { text-wrap: pretty; }

.prose-measure {
  max-width: 64ch;
  margin-left: auto;
  margin-right: auto;
}

.eyebrow {
  display: inline-block;
  font-size: var(--fs-eyebrow);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-secondary);
  font-weight: 600;
}

/* Numbered-sections signature motif */
.section-index {
  font-family: var(--font-display);
  font-size: 5rem;
  line-height: 1;
  color: var(--color-primary);
  opacity: 0.12;
  font-weight: 700;
  user-select: none;
}

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

.hr-divider {
  width: 60%;
  margin: 0 auto;
  border: none;
  border-top: 1px solid var(--color-secondary);
  opacity: 0.4;
}

/* Cards — subtle-flat shadow, soft-medium radius */
.card {
  background-color: var(--color-surface);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
  padding: 2rem;
}

img {
  border-radius: var(--radius-image);
}

/* Buttons — sharp-outline family */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  border: 1.5px solid var(--color-primary);
  color: var(--color-primary);
  background-color: transparent;
  border-radius: 0;
  padding: 0.75rem 1.75rem;
  font-family: var(--font-body);
  font-size: var(--fs-small);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  text-decoration: none;
  cursor: pointer;
  transition: background-color 0.2s ease, color 0.2s ease;
}

.btn:hover {
  background-color: var(--color-primary);
  color: #ffffff;
}

.btn-invert {
  border: 1.5px solid var(--color-background);
  color: var(--color-background);
}

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

/* Form fields — sharp-outline, soft radius on inputs */
.field {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.field label {
  font-size: var(--fs-small);
  letter-spacing: 0.03em;
  color: var(--color-text-secondary);
}

.field input,
.field select,
.field textarea {
  border: 1.5px solid var(--color-primary);
  border-radius: var(--radius-input);
  background-color: var(--color-surface);
  padding: 0.65rem 0.9rem;
  font-family: var(--font-body);
  font-size: var(--fs-body);
  color: var(--color-text-primary);
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: 2px solid var(--color-primary-light);
  outline-offset: 1px;
}

/* Nav */
.nav-link {
  color: var(--color-text-primary);
  font-size: var(--fs-small);
  letter-spacing: 0.03em;
  text-decoration: none;
  position: relative;
}

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

/* Line icons */
.icon {
  width: 1.75rem;
  height: 1.75rem;
  stroke: currentColor;
  stroke-width: 1.75;
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
}

/* Tabular numbers for prices/phone */
.tabular {
  font-variant-numeric: tabular-nums;
}

/* Inverted band */
.band-inverted {
  background-color: var(--color-text-primary);
  color: var(--color-background);
}

.band-inverted h2,
.band-inverted h3 {
  color: var(--color-background);
}

.band-inverted .eyebrow {
  color: var(--color-primary-light);
}

.band-inverted .section-index {
  color: var(--color-background);
  opacity: 0.15;
}

/* Overlap edge treatment */
.overlap-up {
  margin-top: -48px;
  position: relative;
}

/* Section padding modifiers */
.section-generous {
  padding-top: calc(var(--section-padding) * 1.5);
  padding-bottom: calc(var(--section-padding) * 1.5);
}

.section-tight {
  padding-top: calc(var(--section-padding) * 0.6);
  padding-bottom: calc(var(--section-padding) * 0.6);
}

/* Soft primary-light wash background */
.band-wash {
  background-color: #e2e8df;
}

/* Hairline top rule */
.hr-top {
  border-top: 1px solid #cdd4c4;
}

/* Thin horizontal record row */
.record-row {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  padding: 1.1rem 0;
  border-bottom: 1px solid #cdd4c4;
}

@media (min-width: 768px) {
  .record-row {
    flex-direction: row;
    align-items: baseline;
    justify-content: space-between;
    gap: 2rem;
  }
}

.record-label {
  font-family: var(--font-display);
  font-size: 1.05rem;
  color: var(--color-primary-dark);
  flex: 0 0 220px;
}

.record-body {
  color: var(--color-text-secondary);
  flex: 1;
}

/* FAQ accordion */
details.faq-item {
  border-top: 1px solid var(--color-secondary);
  padding: 1.25rem 0;
}

details.faq-item summary {
  cursor: pointer;
  font-family: var(--font-display);
  font-size: 1.1rem;
  color: var(--color-text-primary);
  list-style: none;
}

details.faq-item summary::-webkit-details-marker {
  display: none;
}

details.faq-item p {
  margin-top: 0.75rem;
  color: var(--color-text-secondary);
}

/* Mobile nav */
#mobile-menu {
  display: none;
}

#mobile-menu.open {
  display: flex;
}

/* Cookie banner */
#cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 60;
  background-color: var(--color-text-primary);
  color: var(--color-background);
  padding: 1.25rem 1.5rem;
  display: none;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  flex-wrap: wrap;
}

#cookie-banner.visible {
  display: flex;
}

#cookie-banner p {
  margin: 0;
  font-size: var(--fs-small);
  max-width: 60ch;
}

#cookie-banner .cookie-actions {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.fade-in-up {
  animation: fadeInUp 0.7s ease both;
}