/* ==========================================================================
   Castelbio — Sicilian Warmth Design System
   ========================================================================== */

:root {
  /* Palette */
  --terracotta: #C4704B;
  --terracotta-dark: #A85A38;
  --terracotta-light: #D4926F;
  --olive: #6B7F3E;
  --olive-dark: #556632;
  --olive-light: #8BA356;
  --saffron: #D4A853;
  --cream: #F5F0E8;
  --cream-dark: #EDE7DB;
  --linen: #FAF7F2;
  --earth: #2C2418;
  --earth-mid: #4A3D2E;
  --stone: #8B7D6B;
  --stone-light: #B5A998;
  --white: #FFFCF7;

  /* Typography */
  --font-display: 'Fraunces', 'Georgia', serif;
  --font-body: 'DM Sans', 'Helvetica Neue', sans-serif;

  /* Sizes */
  --container: 1120px;
  --container-narrow: 720px;
  --radius: 6px;
  --radius-lg: 12px;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(44, 36, 24, 0.08);
  --shadow-md: 0 4px 12px rgba(44, 36, 24, 0.1);
  --shadow-lg: 0 8px 24px rgba(44, 36, 24, 0.12);
}

/* ==========================================================================
   Reset & Base
   ========================================================================== */

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

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

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.7;
  color: var(--earth);
  background: var(--linen);
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--terracotta); text-decoration: none; transition: color 0.2s; }
a:hover { color: var(--terracotta-dark); }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.2;
  color: var(--earth);
}

h1 { font-size: clamp(2rem, 5vw, 3.2rem); }
h2 { font-size: clamp(1.6rem, 4vw, 2.4rem); }
h3 { font-size: clamp(1.2rem, 3vw, 1.6rem); }

/* ==========================================================================
   Layout
   ========================================================================== */

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 1.5rem;
}

.container-narrow {
  max-width: var(--container-narrow);
  margin: 0 auto;
  padding: 0 1.5rem;
}

.section {
  padding: 5rem 0;
}

.section-alt {
  padding: 5rem 0;
  background: var(--cream);
}

.section-dark {
  padding: 5rem 0;
  background: var(--earth);
  color: var(--cream);
}

.section-dark h2,
.section-dark h3 { color: var(--cream); }

.section-header {
  text-align: center;
  margin-bottom: 3rem;
}

.section-header p {
  color: var(--stone);
  font-size: 1.1rem;
  margin-top: 0.5rem;
}

/* ==========================================================================
   Buttons
   ========================================================================== */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 1.8rem;
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 0.95rem;
  text-decoration: none;
  cursor: pointer;
  border: 2px solid transparent;
  transition: all 0.25s ease;
}

.btn-primary {
  background: var(--terracotta);
  color: var(--white);
  border-color: var(--terracotta);
}
.btn-primary:hover {
  background: var(--terracotta-dark);
  border-color: var(--terracotta-dark);
  color: var(--white);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

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

.btn-ghost {
  background: transparent;
  color: var(--earth);
  border-color: var(--stone-light);
}
.btn-ghost:hover {
  border-color: var(--earth);
  color: var(--earth);
}

.btn-whatsapp {
  background: #25D366;
  color: #fff;
  border-color: #25D366;
}
.btn-whatsapp:hover {
  background: #20BD5A;
  border-color: #20BD5A;
  color: #fff;
  transform: translateY(-1px);
}

.btn-lg {
  padding: 1rem 2.2rem;
  font-size: 1.05rem;
}

/* ==========================================================================
   Header & Navigation
   ========================================================================== */

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(250, 247, 242, 0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--cream-dark);
}

.header-inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.site-logo {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--earth);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.site-logo:hover { color: var(--terracotta); }

.site-logo .logo-leaf {
  color: var(--olive);
  font-size: 1.3rem;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.8rem;
  list-style: none;
}

.nav-links a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--earth-mid);
  text-decoration: none;
  position: relative;
  transition: color 0.2s;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--terracotta);
  transition: width 0.25s ease;
}

.nav-links a:hover { color: var(--terracotta); }
.nav-links a:hover::after { width: 100%; }

.nav-links .nav-cta {
  padding: 0.5rem 1.2rem;
  background: var(--terracotta);
  color: var(--white);
  border-radius: var(--radius);
  font-weight: 600;
}

.nav-links .nav-cta::after { display: none; }
.nav-links .nav-cta:hover {
  background: var(--terracotta-dark);
  color: var(--white);
}

.lang-switch {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--stone);
  border: 1px solid var(--stone-light);
  padding: 0.25rem 0.6rem;
  border-radius: 3px;
  text-decoration: none;
}

.lang-switch:hover {
  color: var(--earth);
  border-color: var(--earth);
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--earth);
  margin: 5px 0;
  transition: all 0.3s;
}

/* ==========================================================================
   Hero
   ========================================================================== */

.hero {
  position: relative;
  min-height: 85vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  overflow: hidden;
  background: var(--earth);
}

.hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0.55;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(44, 36, 24, 0.3) 0%,
    rgba(44, 36, 24, 0.6) 100%
  );
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 700px;
  padding: 2rem;
}

.hero-content h1 {
  color: var(--cream);
  font-size: clamp(2.4rem, 6vw, 4rem);
  font-weight: 900;
  margin-bottom: 1rem;
  letter-spacing: -0.02em;
}

.hero-content p {
  color: var(--cream-dark);
  font-size: clamp(1rem, 2.5vw, 1.25rem);
  margin-bottom: 2rem;
  line-height: 1.6;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* ==========================================================================
   Cards
   ========================================================================== */

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-sm);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.card-icon {
  font-size: 2rem;
  margin-bottom: 1rem;
}

.card h3 {
  margin-bottom: 0.6rem;
}

.card p {
  color: var(--stone);
  font-size: 0.95rem;
}

/* ==========================================================================
   Events
   ========================================================================== */

.events-grid {
  display: grid;
  gap: 1.5rem;
}

.event-card {
  display: flex;
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform 0.25s, box-shadow 0.25s;
}

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

.event-date {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-width: 90px;
  padding: 1.2rem;
  background: var(--terracotta);
  color: var(--white);
  text-align: center;
}

.event-date .day {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 800;
  line-height: 1;
}

.event-date .month {
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.event-info {
  padding: 1.2rem 1.5rem;
  flex: 1;
}

.event-info h3 {
  margin-bottom: 0.3rem;
  font-size: 1.15rem;
}

.event-meta {
  display: flex;
  gap: 1rem;
  font-size: 0.85rem;
  color: var(--stone);
  margin-bottom: 0.5rem;
}

.event-desc {
  color: var(--earth-mid);
  font-size: 0.9rem;
}

.event-price {
  display: inline-block;
  margin-top: 0.5rem;
  padding: 0.2rem 0.6rem;
  background: var(--cream);
  border-radius: 3px;
  font-weight: 600;
  font-size: 0.85rem;
  color: var(--olive-dark);
}

/* ==========================================================================
   About
   ========================================================================== */

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.about-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.about-image img {
  width: 100%;
  aspect-ratio: 4/5;
  object-fit: cover;
}

/* ==========================================================================
   Products
   ========================================================================== */

.product-card {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
  padding: 2.5rem 0;
  border-bottom: 1px solid var(--cream-dark);
}

.product-card:last-child { border-bottom: none; }

.product-card:nth-child(even) { direction: rtl; }
.product-card:nth-child(even) > * { direction: ltr; }

.product-img {
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.product-img img {
  width: 100%;
  aspect-ratio: 3/2;
  object-fit: cover;
}

/* ==========================================================================
   Contact
   ========================================================================== */

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
}

.contact-item {
  margin-bottom: 1.5rem;
}

.contact-item label {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--stone);
  margin-bottom: 0.3rem;
}

.contact-item p,
.contact-item a {
  font-size: 1.05rem;
  color: var(--earth);
}

.map-container {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.map-container iframe {
  width: 100%;
  height: 400px;
  border: 0;
}

/* ==========================================================================
   Membership Form
   ========================================================================== */

.form-section {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  box-shadow: var(--shadow-md);
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.2rem;
}

.form-group {
  display: flex;
  flex-direction: column;
}

.form-group.full-width {
  grid-column: 1 / -1;
}

.form-group label {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--earth-mid);
  margin-bottom: 0.3rem;
}

.form-group input,
.form-group select {
  padding: 0.7rem 0.9rem;
  border: 1.5px solid var(--cream-dark);
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--earth);
  background: var(--linen);
  transition: border-color 0.2s;
}

.form-group input:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--terracotta);
  box-shadow: 0 0 0 3px rgba(196, 112, 75, 0.1);
}

.form-group input::placeholder {
  color: var(--stone-light);
}

.form-check {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  margin-top: 0.8rem;
}

.form-check input[type="checkbox"] {
  margin-top: 0.25rem;
  accent-color: var(--terracotta);
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

.form-check label {
  font-size: 0.9rem;
  color: var(--earth-mid);
  line-height: 1.5;
}

.form-check a {
  text-decoration: underline;
}

.form-actions {
  margin-top: 1.5rem;
  text-align: center;
}

.form-note {
  text-align: center;
  margin-top: 1rem;
  font-size: 0.85rem;
  color: var(--stone);
  font-style: italic;
}

.form-success {
  text-align: center;
  padding: 3rem 2rem;
}

.form-success h3 {
  color: var(--olive);
  margin-bottom: 0.8rem;
}

.form-error {
  background: #FEF2F2;
  color: #B91C1C;
  padding: 0.8rem 1rem;
  border-radius: var(--radius);
  margin-bottom: 1rem;
  font-size: 0.9rem;
}

/* ==========================================================================
   QR Code
   ========================================================================== */

.qr-section {
  text-align: center;
  margin-top: 3rem;
  padding-top: 3rem;
  border-top: 1px solid var(--cream-dark);
}

.qr-code {
  display: inline-block;
  padding: 1.5rem;
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  margin: 1rem 0;
}

.qr-code img {
  width: 180px;
  height: 180px;
}

/* ==========================================================================
   Reviews Badge
   ========================================================================== */

.reviews-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.8rem 1.2rem;
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  font-size: 0.95rem;
  font-weight: 500;
}

.reviews-stars {
  color: var(--saffron);
  font-size: 1.1rem;
  letter-spacing: 2px;
}

/* ==========================================================================
   CTA Section
   ========================================================================== */

.cta-section {
  text-align: center;
  padding: 5rem 0;
  background:
    linear-gradient(135deg, rgba(196, 112, 75, 0.08) 0%, rgba(107, 127, 62, 0.06) 100%),
    var(--cream);
}

.cta-section h2 {
  margin-bottom: 0.8rem;
}

.cta-section p {
  color: var(--stone);
  font-size: 1.1rem;
  margin-bottom: 2rem;
}

/* ==========================================================================
   Footer
   ========================================================================== */

.site-footer {
  background: var(--earth);
  color: var(--stone-light);
  padding: 3rem 0 1.5rem;
}

.footer-inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 1.5rem;
}

.footer-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 2rem;
  flex-wrap: wrap;
  gap: 2rem;
}

.footer-brand {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--cream);
  margin-bottom: 0.5rem;
}

.footer-social {
  display: flex;
  gap: 1rem;
}

.footer-social a {
  color: var(--stone-light);
  font-size: 0.9rem;
  text-decoration: none;
  transition: color 0.2s;
}

.footer-social a:hover { color: var(--cream); }

.footer-bottom {
  border-top: 1px solid var(--earth-mid);
  padding-top: 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.footer-bottom a {
  color: var(--stone-light);
}
.footer-bottom a:hover { color: var(--cream); }

/* ==========================================================================
   WhatsApp Float
   ========================================================================== */

.whatsapp-float {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 90;
  width: 56px;
  height: 56px;
  background: #25D366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 12px rgba(37, 211, 102, 0.4);
  transition: transform 0.25s, box-shadow 0.25s;
}

.whatsapp-float:hover {
  transform: scale(1.08);
  box-shadow: 0 6px 20px rgba(37, 211, 102, 0.5);
}

.whatsapp-float svg {
  width: 28px;
  height: 28px;
  fill: #fff;
}

/* ==========================================================================
   Scroll Animations
   ========================================================================== */

.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ==========================================================================
   Privacy
   ========================================================================== */

.privacy-content {
  max-width: var(--container-narrow);
  margin: 0 auto;
}

.privacy-content h2 {
  margin-top: 2rem;
  margin-bottom: 0.8rem;
  font-size: 1.3rem;
}

.privacy-content p {
  margin-bottom: 1.2rem;
  color: var(--earth-mid);
}

/* ==========================================================================
   Loading / Empty States
   ========================================================================== */

.loading {
  text-align: center;
  padding: 3rem;
  color: var(--stone);
}

.loading-spinner {
  width: 32px;
  height: 32px;
  border: 3px solid var(--cream-dark);
  border-top-color: var(--terracotta);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin: 0 auto 1rem;
}

@keyframes spin { to { transform: rotate(360deg); } }

.empty-state {
  text-align: center;
  padding: 3rem;
  color: var(--stone);
}

/* ==========================================================================
   Responsive
   ========================================================================== */

/* ==========================================================================
   Isla Studio web design standards
   ========================================================================== */

:root { color-scheme: light; }

a, button, input[type="submit"], .btn { touch-action: manipulation; }

@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;
  }
  .fade-in { opacity: 1; transform: none; }
}

/* ==========================================================================
   Responsive
   ========================================================================== */

@media (max-width: 768px) {
  .nav-toggle { display: block; }

  .nav-links {
    display: none;
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    background: var(--linen);
    flex-direction: column;
    padding: 1.5rem;
    gap: 1rem;
    border-bottom: 1px solid var(--cream-dark);
    box-shadow: var(--shadow-md);
  }

  .nav-links.open { display: flex; }

  .hero { min-height: 70vh; }
  .hero-content h1 { font-size: clamp(1.8rem, 7vw, 2.8rem); }

  .about-grid,
  .contact-grid { grid-template-columns: 1fr; gap: 2rem; }

  .product-card {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .product-card:nth-child(even) { direction: ltr; }

  .form-grid { grid-template-columns: 1fr; }

  .card-grid { grid-template-columns: 1fr; }

  .event-card { flex-direction: column; }

  .event-date {
    flex-direction: row;
    gap: 0.5rem;
    min-width: unset;
    padding: 0.8rem 1.2rem;
  }

  .event-date .day { font-size: 1.3rem; }

  .section { padding: 3rem 0; }

  .footer-top { flex-direction: column; }
  .footer-bottom { flex-direction: column; text-align: center; }
}