/**
 * VALASTRO DESIGN SYSTEM
 * Design moderno, minimalista e di classe per ristorante fine dining
 * Versione: 2.0.0 (Light Theme - Menu Inspired)
 * Data: 21 Dicembre 2025
 */

/* =============================================================================
   RESET & BASE
   ============================================================================= */

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--color-bg-main);
  color: var(--color-text-main);
  overflow-x: hidden;
  line-height: 1.6;
}

/* =============================================================================
   TYPOGRAPHY
   ============================================================================= */

/* Font Imports - Da includere nel <head> */
/*
<link href="https://fonts.googleapis.com/css2?family=DM+Serif+Display&family=Inter:wght@300;400;500;600&display=swap" rel="stylesheet">
*/

@font-face {
  font-family: 'Lovelo Black';
  src: url('../fonts/LoveloBlack.otf') format('opentype');
  font-weight: normal;
  font-style: normal;
  font-display: swap;
}

:root {
  /* Font Families */
  --font-serif: 'Lovelo Black', Georgia, serif; /* Usato per Titoli */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif; /* Usato per Testo */
  --font-display: 'Lovelo Black', sans-serif;
  --font-body: 'Inter', sans-serif;
 
  /* Font Sizes - Mobile First con clamp() */
  --fs-h1: clamp(4rem, 12vw, 8rem);
  --fs-h2: clamp(2.5rem, 5vw, 4rem);
  --fs-h3: clamp(1.5rem, 3vw, 1.8rem);
  --fs-body-lg: 1.125rem;
  --fs-body: 1rem;
  --fs-body-sm: 0.875rem;
  --fs-caption: 0.75rem;
  
  /* Font Weights */
  --fw-light: 300;
  --fw-regular: 400;
  --fw-medium: 500;
  --fw-semibold: 600;
  
  /* Line Heights */
  --lh-tight: 1.2;
  --lh-base: 1.6;
  --lh-relaxed: 1.8;
}

/* Heading Styles */
h1, h2, h3 {
  font-family: var(--font-serif);
  font-weight: var(--fw-regular);
  color: var(--color-valastro-blue);
}

h1 {
  font-size: var(--fs-h1);
  line-height: 1;
  letter-spacing: -0.02em;
}

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

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

/* Body Text */
p {
  font-size: var(--fs-body-lg);
  font-weight: var(--fw-light);
  line-height: var(--lh-relaxed);
}

/* Small Text */
small {
  font-size: var(--fs-body-sm);
}

/* =============================================================================
   COLOR SYSTEM
   ============================================================================= */

:root {
  /* Brand Colors - Valastro Identity */
  --color-valastro-blue: #0E2841; /* Deep Navy Blue */
  --color-valastro-gold: #C5A059; /* Muted Gold */
  --color-valastro-gold-light: #E5C575;
  
  /* Semantic Colors */
  --color-primary: var(--color-valastro-blue);
  --color-accent: var(--color-valastro-gold);
  
  /* Base Colors */
  --color-black: #0a0a0a;
  --color-white: #ffffff;
  
  /* Backgrounds & Text */
  --color-bg-main: #FFFFFF;
  --color-bg-alt: #F8F8F8;
  --color-bg-card: #FFFFFF;
  --color-text-main: #2D2D2D;
  --color-text-muted: #666666;
  --color-text-light: #888888;
  
  /* Grays - Light Theme Optimized */
  --color-gray-900: #1a1a1a;
  --color-gray-800: #2d2d2d;
  --color-gray-700: #404040;
  --color-gray-600: #666666;
  --color-gray-500: #808080;
  --color-gray-400: #999999;
  --color-gray-300: #b3b3b3;
  --color-gray-200: #e0e0e0;
  --color-gray-100: #f5f5f5;
  --color-gray-50:  #fafafa;
  
  /* Border Colors */
  --color-border: rgba(0, 0, 0, 0.1);
  --color-border-hover: rgba(0, 0, 0, 0.2);
  
  /* Opacity Variants (Adapted for Light Theme usage) */
  --color-white-90: rgba(255, 255, 255, 0.9);
  --color-white-80: rgba(255, 255, 255, 0.8);
  --color-white-70: rgba(255, 255, 255, 0.7);
  --color-white-60: rgba(255, 255, 255, 0.6);
  --color-white-50: rgba(255, 255, 255, 0.5);
  --color-white-40: rgba(255, 255, 255, 0.4);
  --color-white-30: rgba(255, 255, 255, 0.3);
  --color-white-20: rgba(255, 255, 255, 0.2);
  --color-white-15: rgba(255, 255, 255, 0.15);
  --color-white-10: rgba(255, 255, 255, 0.1);
  
  --color-black-90: rgba(0, 0, 0, 0.9);
  --color-black-80: rgba(0, 0, 0, 0.8);
  --color-black-70: rgba(0, 0, 0, 0.7);
  --color-black-60: rgba(0, 0, 0, 0.6);
  --color-black-50: rgba(0, 0, 0, 0.5);
  --color-black-40: rgba(0, 0, 0, 0.4);
  --color-black-30: rgba(0, 0, 0, 0.3);
  --color-black-20: rgba(0, 0, 0, 0.2);
  --color-black-10: rgba(0, 0, 0, 0.1);
  --color-black-05: rgba(0, 0, 0, 0.05);
}

/* =============================================================================
   SPACING SYSTEM
   ============================================================================= */

:root {
  /* Spacing Scale */
  --space-xs: 0.5rem;    /* 8px */
  --space-sm: 1rem;      /* 16px */
  --space-md: 1.5rem;    /* 24px */
  --space-lg: 2rem;      /* 32px */
  --space-xl: 3rem;      /* 48px */
  --space-2xl: 4rem;     /* 64px */
  --space-3xl: 6rem;     /* 96px */
  --space-4xl: 8rem;     /* 128px */
  --space-5xl: 10rem;    /* 160px */
  
  /* Section Padding */
  --section-padding: var(--space-5xl) var(--space-lg);
  --section-padding-mobile: var(--space-3xl) var(--space-md);
}

/* =============================================================================
   LAYOUT CONTAINERS
   ============================================================================= */

.container {
  width: 100%;
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.container-sm {
  width: 100%;
  max-width: 1000px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.container-xs {
  width: 100%;
  max-width: 700px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

/* Section Base */
section {
  padding: var(--section-padding);
}

@media (max-width: 768px) {
  section {
    padding: var(--section-padding-mobile);
  }
}

/* =============================================================================
   BUTTONS
   ============================================================================= */

.btn {
  display: inline-block;
  padding: 1rem 2.5rem;
  font-family: var(--font-sans);
  font-size: var(--fs-body-sm);
  font-weight: var(--fw-medium);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  text-decoration: none;
  border: 1px solid;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  cursor: pointer;
  text-align: center;
}

/* Button Variants */
.btn-primary {
  background: var(--color-valastro-blue);
  color: var(--color-white);
  border-color: var(--color-valastro-blue);
}

.btn-primary:hover {
  background: transparent;
  color: var(--color-valastro-blue);
}

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

.btn-secondary:hover {
  border-color: var(--color-valastro-blue);
  background: var(--color-black-05);
  color: var(--color-valastro-blue);
}

.btn-danger {
  background: #8B0000;
  color: var(--color-white);
  border-color: #8B0000;
}

.btn-danger:hover {
  background: #A00000;
  border-color: #A00000;
}

.btn-outline {
  background: transparent;
  color: var(--color-valastro-blue);
  border-color: var(--color-black-60);
}

.btn-outline:hover {
  background: var(--color-valastro-blue);
  color: var(--color-white);
  border-color: var(--color-valastro-blue);
}

/* Button Sizes */
.btn-sm {
  padding: 0.75rem 1.5rem;
  font-size: var(--fs-caption);
}

.btn-lg {
  padding: 1.25rem 3rem;
  font-size: var(--fs-body);
}

/* =============================================================================
   CARDS
   ============================================================================= */

.card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  transition: all 0.3s ease;
  box-shadow: 0 4px 6px rgba(0,0,0,0.05);
}

.card:hover {
  border-color: var(--color-valastro-gold);
  transform: translateY(-5px);
  box-shadow: 0 10px 15px rgba(0,0,0,0.1);
}

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

/* Card with Icon */
.card-icon {
  width: clamp(56px, 10vw, 72px);
  height: clamp(56px, 10vw, 72px);
  color: var(--color-valastro-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: var(--space-lg);
}

.card-icon svg {
  width: clamp(32px, 6vw, 40px);
  height: clamp(32px, 6vw, 40px);
  padding: 5px;
}

/* =============================================================================
   GRIDS
   ============================================================================= */

.grid {
  display: grid;
  gap: var(--space-lg);
}

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

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

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

/* Auto-fit responsive grids */
.grid-auto-fit {
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.grid-auto-fit-sm {
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

/* Grid Gaps */
.gap-sm { gap: var(--space-sm); }
.gap-md { gap: var(--space-md); }
.gap-lg { gap: var(--space-lg); }
.gap-xl { gap: var(--space-xl); }
.gap-2xl { gap: var(--space-2xl); }
.gap-3xl { gap: var(--space-3xl); }

@media (max-width: 768px) {
  .grid-2,
  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr;
  }
}

/* =============================================================================
   VIDEO BACKGROUNDS
   ============================================================================= */

.video-background {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  z-index: -2;
}

.video-background video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.video-overlay {
  position: absolute;
  inset: 0;
  background: var(--color-black-50);
  z-index: -1;
}

.video-overlay-dark {
  background: var(--color-black-70);
}

.video-overlay-light {
  background: var(--color-black-30);
}

/* =============================================================================
   HERO SECTIONS
   ============================================================================= */

.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: var(--space-lg);
  max-width: 900px;
}

/* Scroll Down Indicator */
.scroll-down {
  position: absolute;
  bottom: 3rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  writing-mode: vertical-rl;
  font-size: var(--fs-caption);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  opacity: 0.6;
  cursor: pointer;
  transition: opacity 0.3s;
}

.scroll-down:hover {
  opacity: 1;
}

.scroll-down::after {
  content: '';
  display: block;
  width: 1px;
  height: 50px;
  background: currentColor;
  margin: 1rem auto 0;
  animation: scrollLine 2s ease-in-out infinite;
}

@keyframes scrollLine {
  0%, 100% {
    height: 50px;
    opacity: 1;
  }
  50% {
    height: 30px;
    opacity: 0.5;
  }
}

/* =============================================================================
   BORDERS & DIVIDERS
   ============================================================================= */

.border-top {
  border-top: 1px solid var(--color-border);
}

.border-bottom {
  border-bottom: 1px solid var(--color-border);
}

.border-all {
  border: 1px solid var(--color-border);
}

.divider {
  height: 1px;
  background: var(--color-border);
  margin: var(--space-xl) 0;
}

/* =============================================================================
   TEXT UTILITIES
   ============================================================================= */

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

.text-uppercase { text-transform: uppercase; }
.text-lowercase { text-transform: lowercase; }
.text-capitalize { text-transform: capitalize; }

.text-light { font-weight: var(--fw-light); }
.text-regular { font-weight: var(--fw-regular); }
.text-medium { font-weight: var(--fw-medium); }
.text-semibold { font-weight: var(--fw-semibold); }

.text-muted { color: var(--color-text-muted); }
.text-muted-more { color: var(--color-text-light); }
.text-gold { color: var(--color-valastro-gold); }
.text-blue { color: var(--color-valastro-blue); }

.letter-spacing-sm { letter-spacing: 0.05em; }
.letter-spacing-md { letter-spacing: 0.1em; }
.letter-spacing-lg { letter-spacing: 0.2em; }
.letter-spacing-xl { letter-spacing: 0.3em; }

/* =============================================================================
   SPACING UTILITIES
   ============================================================================= */

/* Margins */
.m-0 { margin: 0; }
.mt-sm { margin-top: var(--space-sm); }
.mt-md { margin-top: var(--space-md); }
.mt-lg { margin-top: var(--space-lg); }
.mt-xl { margin-top: var(--space-xl); }
.mt-2xl { margin-top: var(--space-2xl); }
.mt-3xl { margin-top: var(--space-3xl); }

.mb-sm { margin-bottom: var(--space-sm); }
.mb-md { margin-bottom: var(--space-md); }
.mb-lg { margin-bottom: var(--space-lg); }
.mb-xl { margin-bottom: var(--space-xl); }
.mb-2xl { margin-bottom: var(--space-2xl); }
.mb-3xl { margin-bottom: var(--space-3xl); }

/* Paddings */
.p-0 { padding: 0; }
.pt-sm { padding-top: var(--space-sm); }
.pt-md { padding-top: var(--space-md); }
.pt-lg { padding-top: var(--space-lg); }
.pt-xl { padding-top: var(--space-xl); }

.pb-sm { padding-bottom: var(--space-sm); }
.pb-md { padding-bottom: var(--space-md); }
.pb-lg { padding-bottom: var(--space-lg); }
.pb-xl { padding-bottom: var(--space-xl); }

/* =============================================================================
   ANIMATIONS
   ============================================================================= */

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes scaleIn {
  from {
    opacity: 0;
    transform: scale(0.9);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

/* Animation Classes */
.animate-fadeIn {
  animation: fadeIn 1s ease-out;
}

.animate-fadeInUp {
  animation: fadeInUp 0.8s ease-out;
}

.animate-slideInLeft {
  animation: slideInLeft 0.8s ease-out;
}

.animate-slideInRight {
  animation: slideInRight 0.8s ease-out;
}

.animate-scaleIn {
  animation: scaleIn 0.6s ease-out;
}

/* Scroll Reveal Animation */
.scroll-reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.scroll-reveal.revealed {
  opacity: 1;
  transform: translateY(0);
}

.scroll-reveal-left {
  opacity: 0;
  transform: translateX(-30px);
  transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.scroll-reveal-left.revealed {
  opacity: 1;
  transform: translateX(0);
}

.scroll-reveal-right {
  opacity: 0;
  transform: translateX(30px);
  transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.scroll-reveal-right.revealed {
  opacity: 1;
  transform: translateX(0);
}

.scroll-reveal-scale {
  opacity: 0;
  transform: scale(0.95);
  transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.scroll-reveal-scale.revealed {
  opacity: 1;
  transform: scale(1);
}

/* Stagger delays for multiple elements */
.scroll-reveal.delay-1 { transition-delay: 0.1s; }
.scroll-reveal.delay-2 { transition-delay: 0.2s; }
.scroll-reveal.delay-3 { transition-delay: 0.3s; }
.scroll-reveal.delay-4 { transition-delay: 0.4s; }
.scroll-reveal.delay-5 { transition-delay: 0.5s; }
.scroll-reveal.delay-6 { transition-delay: 0.6s; }

/* =============================================================================
   FOOTER
   ============================================================================= */

.footer {
  padding: 4rem 2rem;
  background: var(--color-valastro-blue);
  color: var(--color-white);
  border-top: 4px solid var(--color-valastro-gold);
}

.footer-container {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 3rem;
}

.footer-section h4 {
  font-size: var(--fs-body-sm);
  font-weight: var(--fw-medium);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
  opacity: 0.8;
  color: var(--color-valastro-gold);
}

.footer-section p,
.footer-section a {
  font-size: var(--fs-body);
  font-weight: var(--fw-light);
  color: var(--color-white-80);
  text-decoration: none;
  display: block;
  margin-bottom: 0.5rem;
  transition: color 0.3s;
}

.footer-section a:hover {
  color: var(--color-valastro-gold);
}

.footer-brand h3 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: var(--color-white);
  margin: 0;
}

.footer-payments {
  max-width: 1200px;
  margin: 2rem auto 0;
  padding-top: 2rem;
  border-top: 1px solid var(--color-white-10);
  text-align: center;
}

.footer-payments p {
  font-size: var(--fs-body-sm);
  color: var(--color-white-60);
  margin-bottom: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.payment-icons {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.payment-icon {
  font-size: 0.85rem;
  color: var(--color-white-80);
  padding: 0.5rem 0.75rem;
  background: var(--color-white-10);
  border-radius: 4px;
  border: 1px solid var(--color-white-10);
}

.footer-bottom {
  max-width: 1200px;
  margin: 2rem auto 0;
  padding-top: 2rem;
  border-top: 1px solid var(--color-white-10);
  text-align: center;
  font-size: var(--fs-body-sm);
  color: var(--color-white-50);
}

.footer-bottom p {
  text-align: center;
}

.footer-links {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 1rem;
  margin-top: 1rem;
  flex-wrap: wrap;
  text-align: center;
}

.footer-links a {
  color: var(--color-white-60);
  text-decoration: none;
  transition: color 0.3s ease;
}

.footer-links a:hover {
  color: var(--color-valastro-gold);
}

@media (max-width: 768px) {
  .footer-container {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}

/* =============================================================================
   RESPONSIVE BREAKPOINTS
   ============================================================================= */

/*
Mobile First Approach
- Mobile: < 768px (default)
- Tablet: 768px - 1024px
- Desktop: > 1024px
- Large Desktop: > 1400px
*/

/* Hero buttons responsive wrapper */
.hero-buttons {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

@media (max-width: 768px) {
  :root {
    --space-3xl: 4rem;
    --space-4xl: 6rem;
    --space-5xl: 8rem;
  }
  
  /* Containers mobile */
  .container,
  .container-sm,
  .container-xs {
    padding: 0 var(--space-md);
  }
  
  /* Hero section mobile */
  .hero {
    min-height: 90vh;
  }
  
  .hero-content {
    padding: var(--space-md);
  }
  
  .hero-content h1 {
    font-size: clamp(2.5rem, 10vw, 4rem);
  }
  
  .hero-buttons {
    flex-direction: column;
    align-items: center;
    width: 100%;
  }
  
  .btn {
    width: 100%;
    max-width: 300px;
  }
  
  .scroll-down {
    bottom: 2rem;
    font-size: 0.7rem;
  }
  
  /* Grid responsive */
  .grid-2,
  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }
  
  /* Card spacing mobile */
  .card-padding {
    padding: var(--space-lg);
  }
  
  /* Footer mobile */
  .footer {
    padding: 3rem 1.5rem;
  }
  
  .footer-container {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  
  .footer-section {
    text-align: center;
  }
  
  .footer-links {
    flex-direction: column;
    gap: 0.75rem;
  }
}

@media (max-width: 480px) {
  :root {
    --space-3xl: 3rem;
    --space-4xl: 4rem;
    --space-5xl: 6rem;
  }
  
  /* Typography mobile small */
  .hero-content h1 {
    font-size: clamp(2rem, 10vw, 3rem);
  }
  
  /* Buttons mobile small */
  .btn {
    padding: 0.875rem 2rem;
    font-size: 0.8rem;
  }
  
  .btn-sm {
    padding: 0.625rem 1.25rem;
    font-size: 0.7rem;
  }
  
  /* Card icon mobile */
  .card-icon {
    width: 48px;
    height: 48px;
  }
  
  .card-icon svg {
    width: 28px;
    height: 28px;
  }
}

@media (min-width: 769px) and (max-width: 1024px) {
  .container {
    max-width: 900px;
  }
  
  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* =============================================================================
   ACCESSIBILITY
   ============================================================================= */

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

/* Reduced Motion */
@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;
  }
}

/* =============================================================================
   PRINT STYLES
   ============================================================================= */

@media print {
  body {
    background: white;
    color: black;
  }
  
  .video-background,
  .btn,
  .scroll-down {
    display: none;
  }
}