/* ==========================================================================
   Ristorante al Sangiò - Styles
   Mobile-first, responsive, accessible
   ========================================================================== */

/* Sale Banner */
.sale-banner {
  background: #1a1a1a;
  color: #fff;
  text-align: center;
  padding: 0.6rem 1rem;
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
  position: sticky;
  top: 0;
  z-index: 200;
}

.sale-banner span {
  font-weight: 500;
  letter-spacing: 0.02em;
}

.sale-banner form {
  display: inline-flex;
  align-items: center;
}

.sale-banner button {
  background: #8B2635;
  color: #fff;
  border: none;
  padding: 0.35rem 1rem;
  border-radius: 4px;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s ease;
  white-space: nowrap;
}

.sale-banner button:hover {
  background: #D4A574;
  color: #1a1a1a;
}

@media (max-width: 480px) {
  .sale-banner {
    flex-direction: column;
    gap: 0.4rem;
    padding: 0.5rem;
  }
}

:root {
  --color-primary: #8B2635;
  --color-secondary: #D4A574;
  --color-accent: #2C5530;
  --color-dark: #1a1a1a;
  --color-text: #333;
  --color-text-light: #666;
  --color-bg: #fefefe;
  --color-bg-alt: #f5f1eb;
  --color-border: #e0d6c8;
  --font-stack: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  --font-serif: Georgia, 'Times New Roman', serif;
  --max-width: 1200px;
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --border-radius: 5px;
  --shadow: 0 2px 8px rgba(0,0,0,0.1);
  --shadow-hover: 0 4px 16px rgba(0,0,0,0.15);
}

/* Reset & Base */
*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-stack);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-bg);
}

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

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color 0.2s ease;
}

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

/* Skip Link */
.skip-link {
  position: absolute;
  top: -100%;
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-primary);
  color: #fff;
  padding: var(--spacing-sm) var(--spacing-md);
  z-index: 1000;
  border-radius: var(--border-radius);
}

.skip-link:focus { top: var(--spacing-sm); }

/* Container */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--spacing-sm);
}

/* Header */
.header {
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 100;
}

/* When sale banner is present, header sticks below it */
.sale-banner + .header {
  position: sticky;
  top: 0;
}

.header-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-sm) 0;
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
}

.logo svg { width: 40px; height: 40px; }

.logo-text {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1.2;
}

.logo-tagline {
  font-size: 0.75rem;
  color: var(--color-text-light);
  font-style: italic;
}

/* Navigation */
.nav-toggle {
  display: block;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--spacing-xs);
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-dark);
  margin: 5px 0;
  transition: transform 0.2s ease;
}

.nav {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
  box-shadow: var(--shadow);
}

.nav.active { display: block; }

.nav-list {
  list-style: none;
  margin: 0;
  padding: var(--spacing-sm);
}

.nav-list li { margin: 0; }

.nav-list a {
  display: block;
  padding: var(--spacing-sm);
  color: var(--color-text);
  font-weight: 500;
  border-radius: var(--border-radius);
  transition: background 0.2s ease;
}

.nav-list a:hover,
.nav-list a:focus {
  background: var(--color-bg-alt);
  color: var(--color-primary);
}

@media (min-width: 768px) {
  .nav-toggle { display: none; }
  
  .nav {
    display: block;
    position: static;
    background: transparent;
    border: none;
    box-shadow: none;
  }
  
  .nav-list {
    display: flex;
    gap: var(--spacing-sm);
    padding: 0;
  }
  
  .nav-list a { padding: var(--spacing-xs) var(--spacing-sm); }
}

/* Hero Section */
.hero {
  position: relative;
  min-height: 60vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  background: linear-gradient(rgba(0,0,0,0.5), rgba(0,0,0,0.5)), var(--color-secondary);
  color: #fff;
}

.hero-placeholder {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 50%, var(--color-accent) 100%);
  opacity: 0.3;
}

.hero-content {
  position: relative;
  z-index: 1;
  padding: var(--spacing-xl) var(--spacing-sm);
}

.hero h1 {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 5vw, 3.5rem);
  margin: 0 0 var(--spacing-sm);
  text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

.hero p {
  font-size: 1.1rem;
  max-width: 600px;
  margin: 0 auto;
  opacity: 0.95;
}

/* Sections */
.section {
  padding: var(--spacing-xl) 0;
}

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

.section-title {
  font-family: var(--font-serif);
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  color: var(--color-primary);
  text-align: center;
  margin: 0 0 var(--spacing-lg);
}

.section-subtitle {
  text-align: center;
  color: var(--color-text-light);
  max-width: 700px;
  margin: calc(var(--spacing-lg) * -0.5) auto var(--spacing-lg);
}

/* Menu Section */
.menu-category {
  margin-bottom: var(--spacing-xl);
}

.menu-category h3 {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  color: var(--color-primary);
  border-bottom: 2px solid var(--color-secondary);
  padding-bottom: var(--spacing-xs);
  margin: 0 0 var(--spacing-md);
}

.menu-item {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) 0;
  border-bottom: 1px dashed var(--color-border);
}

.menu-item:last-child { border-bottom: none; }

.menu-item-name {
  font-weight: 600;
  color: var(--color-dark);
}

.menu-item-desc {
  font-size: 0.9rem;
  color: var(--color-text-light);
  margin-top: 0.25rem;
}

.menu-item-price {
  font-weight: 700;
  color: var(--color-primary);
  white-space: nowrap;
}

/* Cards Grid */
.cards-grid {
  display: grid;
  gap: var(--spacing-md);
  grid-template-columns: 1fr;
}

@media (min-width: 576px) {
  .cards-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 992px) {
  .cards-grid { grid-template-columns: repeat(3, 1fr); }
}

.card {
  background: var(--color-bg);
  border-radius: var(--border-radius);
  padding: var(--spacing-md);
  box-shadow: var(--shadow);
  transition: box-shadow 0.3s ease, transform 0.3s ease;
}

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

.card h3 {
  font-size: 1.1rem;
  margin: 0 0 var(--spacing-xs);
  color: var(--color-primary);
}

.card p {
  margin: 0;
  font-size: 0.9rem;
  color: var(--color-text-light);
}

/* Guide Links */
.guide-links {
  display: grid;
  gap: var(--spacing-sm);
  grid-template-columns: 1fr;
}

@media (min-width: 576px) {
  .guide-links { grid-template-columns: repeat(2, 1fr); }
}

.guide-link {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-md);
  background: var(--color-bg);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow);
  color: var(--color-text);
  transition: all 0.2s ease;
}

.guide-link:hover {
  background: var(--color-primary);
  color: #fff;
  box-shadow: var(--shadow-hover);
}

.guide-link svg {
  width: 24px;
  height: 24px;
  flex-shrink: 0;
}

/* Contact Info */
.contact-info {
  background: var(--color-bg-alt);
  padding: var(--spacing-lg);
  border-radius: var(--border-radius);
  max-width: 600px;
  margin: 0 auto;
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-md);
}

.contact-item:last-child { margin-bottom: 0; }

.contact-item svg {
  width: 24px;
  height: 24px;
  flex-shrink: 0;
  color: var(--color-primary);
}

.contact-item strong {
  display: block;
  margin-bottom: 0.25rem;
}

.maps-link {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  margin-top: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-md);
  background: var(--color-primary);
  color: #fff;
  border-radius: var(--border-radius);
  font-weight: 500;
  transition: background 0.2s ease;
}

.maps-link:hover {
  background: var(--color-accent);
  color: #fff;
}

/* Breadcrumbs */
.breadcrumbs {
  padding: var(--spacing-sm) 0;
  font-size: 0.9rem;
}

.breadcrumbs ol {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-xs);
}

.breadcrumbs li::after { content: ' / '; color: var(--color-text-light); }
.breadcrumbs li:last-child::after { content: none; }
.breadcrumbs a { color: var(--color-text-light); }
.breadcrumbs a:hover { color: var(--color-primary); }

/* Related Pages */
.related-pages {
  margin-top: var(--spacing-xl);
  padding-top: var(--spacing-lg);
  border-top: 1px solid var(--color-border);
}

.related-pages h3 {
  font-size: 1.25rem;
  margin: 0 0 var(--spacing-md);
  color: var(--color-primary);
}

.related-pages ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.related-pages li { margin-bottom: var(--spacing-xs); }

/* Content */
.content {
  max-width: 800px;
  margin: 0 auto;
}

.content h2 {
  font-family: var(--font-serif);
  color: var(--color-primary);
  margin-top: var(--spacing-lg);
}

.content p { margin-bottom: var(--spacing-md); }

.content ul, .content ol {
  margin-bottom: var(--spacing-md);
  padding-left: var(--spacing-md);
}

.content li { margin-bottom: var(--spacing-xs); }

/* Footer */
.footer {
  background: var(--color-dark);
  color: #ccc;
  padding: var(--spacing-xl) 0 var(--spacing-md);
}

.footer-inner {
  display: grid;
  gap: var(--spacing-lg);
  grid-template-columns: 1fr;
  margin-bottom: var(--spacing-lg);
}

@media (min-width: 768px) {
  .footer-inner { grid-template-columns: 2fr 1fr 1fr; }
}

.footer-brand {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  color: var(--color-secondary);
  margin: 0 0 var(--spacing-sm);
}

.footer h4 {
  color: #fff;
  font-size: 1rem;
  margin: 0 0 var(--spacing-sm);
}

.footer-nav {
  list-style: none;
  margin: 0;
  padding: 0;
}

.footer-nav a {
  color: #aaa;
  font-size: 0.9rem;
  display: inline-block;
  padding: 0.25rem 0;
}

.footer-nav a:hover { color: var(--color-secondary); }

.footer-bottom {
  border-top: 1px solid #333;
  padding-top: var(--spacing-md);
  text-align: center;
  font-size: 0.8rem;
  color: #888;
}

.disclaimer {
  font-style: italic;
  margin-bottom: var(--spacing-sm);
  color: #999;
}

/* 404 Page */
.error-page {
  min-height: 60vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--spacing-xl);
}

.error-page h1 {
  font-size: 4rem;
  color: var(--color-primary);
  margin: 0;
}

.error-page p { color: var(--color-text-light); }

.back-link {
  display: inline-block;
  margin-top: var(--spacing-md);
  padding: var(--spacing-sm) var(--spacing-lg);
  background: var(--color-primary);
  color: #fff;
  border-radius: var(--border-radius);
  font-weight: 500;
}

.back-link:hover {
  background: var(--color-accent);
  color: #fff;
}

/* Image Placeholders */
.img-placeholder {
  background: linear-gradient(135deg, var(--color-bg-alt) 0%, var(--color-border) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-light);
  font-size: 0.9rem;
  aspect-ratio: 16/9;
  border-radius: var(--border-radius);
}

/* Focus States */
a:focus,
button:focus {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

/* Utility */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

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