/* ==========================================================================
   ALTO NOVO — Alpine Articular Matrix & Functional Mobility
   Design Preset: Alpine Tradition & Polished Copper / Swiss Biotech
   Color Palette:
   - Alpine Copper: #C58F44 / #DF9F4F / #8F6226
   - Deep Alpine Slate: #0B131E / #131F30 / #1B2B40
   - Alpine Patina & Pine: #153E35 / #0E766E
   - Warm Alabaster / Milk Cream: #FAF7F2 / #F3EDE4
   - Clinical White: #FFFFFF / #F8FAFC
   - Muted Slate: #64748B / #94A3B8
   ========================================================================== */

:root {
  --primary-copper: #C58F44;
  --primary-copper-hover: #D79D4E;
  --primary-copper-light: #F7EFE2;
  --copper-glow: rgba(197, 143, 68, 0.25);
  
  --dark-slate-900: #0B131E;
  --dark-slate-800: #121F2F;
  --dark-slate-700: #1A2C42;
  --dark-slate-600: #2A3F5B;
  
  --pine-patina: #153E35;
  --pine-patina-light: #E6F3EF;
  --swiss-red: #D52B1E;
  
  --bg-cream: #FAF7F2;
  --bg-cream-card: #FFFFFF;
  --bg-subtle: #F3EDE4;
  
  --text-primary: #0F172A;
  --text-secondary: #475569;
  --text-muted: #64748B;
  --text-light: #F8FAFC;
  
  --border-light: #E7DFD5;
  --border-copper: rgba(197, 143, 68, 0.35);
  
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-xl: 24px;
  --radius-full: 9999px;
  
  --shadow-sm: 0 2px 6px rgba(11, 19, 30, 0.04);
  --shadow-md: 0 8px 20px rgba(11, 19, 30, 0.08);
  --shadow-lg: 0 16px 36px rgba(11, 19, 30, 0.12);
  --shadow-copper: 0 10px 25px rgba(197, 143, 68, 0.22);
  
  --font-serif: 'Playfair Display', Georgia, serif;
  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  
  --container-max: 1200px;
  --header-height: 72px;
  --transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-cream);
  color: var(--text-primary);
  line-height: 1.65;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
}

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

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

button, input, select, textarea {
  font-family: inherit;
  font-size: 1rem;
}

button {
  cursor: pointer;
  border: none;
  background: none;
}

ul, ol {
  list-style: none;
}

/* Container */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 1.25rem;
}

.container-narrow {
  max-width: 860px;
}

/* Typography Utility */
.font-serif {
  font-family: var(--font-serif);
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-serif);
  color: var(--dark-slate-900);
  line-height: 1.25;
  font-weight: 700;
}

h1 {
  font-size: clamp(2rem, 4vw + 1rem, 3.25rem);
  letter-spacing: -0.02em;
}

h2 {
  font-size: clamp(1.65rem, 3vw + 0.8rem, 2.5rem);
  letter-spacing: -0.015em;
  margin-bottom: 1rem;
}

h3 {
  font-size: clamp(1.25rem, 2vw + 0.5rem, 1.75rem);
  margin-bottom: 0.75rem;
}

p {
  margin-bottom: 1rem;
  color: var(--text-secondary);
}

p.lead {
  font-size: 1.15rem;
  line-height: 1.75;
  color: var(--dark-slate-700);
}

/* Badge & Tag */
.badge-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  background: var(--primary-copper-light);
  color: var(--primary-copper);
  border: 1px solid var(--border-copper);
  margin-bottom: 1rem;
}

.badge-tag.pine {
  background: var(--pine-patina-light);
  color: var(--pine-patina);
  border-color: rgba(21, 62, 53, 0.2);
}

.badge-tag.swiss {
  background: #FFF1F0;
  color: var(--swiss-red);
  border-color: rgba(213, 43, 30, 0.25);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.65rem;
  padding: 0.85rem 1.75rem;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 1rem;
  line-height: 1.2;
  transition: var(--transition);
  text-align: center;
  min-height: 48px;
  touch-action: manipulation;
}

.btn-primary {
  background: linear-gradient(135deg, #C58F44 0%, #A3712C 100%);
  color: #FFFFFF;
  box-shadow: var(--shadow-copper);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.btn-primary:hover {
  background: linear-gradient(135deg, #D79D4E 0%, #B57F36 100%);
  transform: translateY(-2px);
  box-shadow: 0 12px 28px rgba(197, 143, 68, 0.32);
  color: #FFFFFF;
}

.btn-outline {
  background: transparent;
  color: var(--dark-slate-900);
  border: 1.5px solid var(--border-copper);
}

.btn-outline:hover {
  background: var(--primary-copper-light);
  border-color: var(--primary-copper);
  color: var(--primary-copper);
}

.btn-dark {
  background: var(--dark-slate-900);
  color: #FFFFFF;
}

.btn-dark:hover {
  background: var(--dark-slate-700);
  transform: translateY(-2px);
}

.btn-sm {
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
  min-height: 40px;
}

.btn-lg {
  padding: 1.15rem 2.25rem;
  font-size: 1.125rem;
  border-radius: var(--radius-lg);
}

.btn-block {
  width: 100%;
}

/* --------------------------------------------------------------------------
   HEADER & NAVIGATION
   Strict Mobile Rule (<480px): Exactly 1 row: [Logo] [IT | EN] [🛒 0] [☰]
   -------------------------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 990;
  background: rgba(250, 247, 242, 0.96);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-light);
  height: var(--header-height);
  display: flex;
  align-items: center;
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  gap: 0.75rem;
}

/* Logo */
.brand-logo {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-weight: 800;
  font-size: 1.35rem;
  letter-spacing: 0.05em;
  color: var(--dark-slate-900);
}

.brand-symbol {
  width: 38px;
  height: 38px;
  background: var(--dark-slate-900);
  border: 1.5px solid var(--primary-copper);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary-copper);
  font-weight: 800;
  font-size: 1.1rem;
  font-family: var(--font-serif);
  box-shadow: var(--shadow-sm);
  flex-shrink: 0;
}

.brand-text {
  display: flex;
  flex-direction: column;
}

.brand-title {
  font-family: var(--font-serif);
  font-weight: 800;
  font-size: 1.25rem;
  line-height: 1;
  color: var(--dark-slate-900);
  letter-spacing: 0.06em;
}

.brand-subtitle {
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--primary-copper);
  text-transform: uppercase;
}

/* Desktop Nav */
.desktop-nav {
  display: none;
}

@media (min-width: 992px) {
  .desktop-nav {
    display: flex;
    align-items: center;
    gap: 1.75rem;
  }
  
  .nav-link {
    font-size: 0.925rem;
    font-weight: 600;
    color: var(--dark-slate-800);
    position: relative;
    padding: 0.35rem 0;
  }
  
  .nav-link:hover, .nav-link.active {
    color: var(--primary-copper);
  }
  
  .nav-link.active::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--primary-copper);
    border-radius: 2px;
  }
}

/* Header Actions (Language, Cart, Hamburger) */
.header-actions {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  flex-shrink: 0;
}

/* Language Toggle */
.lang-switcher {
  display: flex;
  align-items: center;
  background: #EFE8DE;
  border-radius: var(--radius-full);
  padding: 3px;
  border: 1px solid var(--border-light);
}

.lang-btn {
  font-size: 0.75rem;
  font-weight: 700;
  padding: 4px 8px;
  border-radius: var(--radius-full);
  color: var(--text-secondary);
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 3px;
  line-height: 1;
}

.lang-btn.active {
  background: var(--bg-cream-card);
  color: var(--dark-slate-900);
  box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}

/* Header Cart Button */
.cart-trigger {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border-radius: var(--radius-md);
  background: var(--bg-cream-card);
  border: 1px solid var(--border-light);
  color: var(--dark-slate-900);
  transition: var(--transition);
}

.cart-trigger:hover {
  border-color: var(--primary-copper);
  color: var(--primary-copper);
}

.cart-badge {
  position: absolute;
  top: -4px;
  right: -4px;
  background: var(--primary-copper);
  color: #FFFFFF;
  font-size: 0.7rem;
  font-weight: 700;
  min-width: 18px;
  height: 18px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 4px;
}

/* Mobile Toggle Hamburger */
.mobile-menu-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border-radius: var(--radius-md);
  background: var(--bg-cream-card);
  border: 1px solid var(--border-light);
  color: var(--dark-slate-900);
}

@media (min-width: 992px) {
  .mobile-menu-toggle {
    display: none;
  }
}

/* Mobile Drawer */
.mobile-drawer-overlay {
  position: fixed;
  inset: 0;
  background: rgba(11, 19, 30, 0.65);
  backdrop-filter: blur(4px);
  z-index: 1000;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

.mobile-drawer-overlay.active {
  opacity: 1;
  visibility: visible;
}

.mobile-drawer {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: 85%;
  max-width: 360px;
  background: var(--bg-cream);
  z-index: 1001;
  transform: translateX(100%);
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: -10px 0 30px rgba(0, 0, 0, 0.2);
  display: flex;
  flex-direction: column;
  padding: 1.5rem;
  overflow-y: auto;
}

.mobile-drawer.active {
  transform: translateX(0);
}

.drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 2rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border-light);
}

.drawer-close {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  background: var(--bg-cream-card);
  border: 1px solid var(--border-light);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--dark-slate-900);
  font-size: 1.25rem;
}

.mobile-nav-links {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-bottom: 2rem;
}

.mobile-nav-links .nav-link {
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--dark-slate-900);
  padding: 0.5rem 0;
  border-bottom: 1px solid rgba(0,0,0,0.04);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.mobile-nav-links .nav-link.active {
  color: var(--primary-copper);
}

/* --------------------------------------------------------------------------
   HERO SECTIONS
   -------------------------------------------------------------------------- */
.hero-section {
  padding: 3.5rem 0 3rem;
  background: linear-gradient(180deg, rgba(243, 237, 228, 0.5) 0%, rgba(250, 247, 242, 1) 100%);
  position: relative;
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  align-items: center;
}

@media (min-width: 992px) {
  .hero-grid {
    grid-template-columns: 1.15fr 0.85fr;
  }
}

.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
}

.hero-image-wrapper {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border-copper);
  background: var(--dark-slate-900);
  max-width: 480px;
  width: 100%;
}

.hero-image-wrapper img {
  width: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.hero-image-wrapper:hover img {
  transform: scale(1.02);
}

.hero-floating-card {
  position: absolute;
  bottom: 1.25rem;
  left: 1.25rem;
  right: 1.25rem;
  background: rgba(11, 19, 30, 0.85);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid rgba(197, 143, 68, 0.4);
  border-radius: var(--radius-md);
  padding: 1rem;
  color: #FFFFFF;
}

/* --------------------------------------------------------------------------
   FEATURE CARDS & GRIDS
   -------------------------------------------------------------------------- */
.section-py {
  padding: 4.5rem 0;
}

.section-bg-white {
  background-color: #FFFFFF;
}

.section-bg-dark {
  background-color: var(--dark-slate-900);
  color: var(--text-light);
}

.section-bg-dark h2, .section-bg-dark h3 {
  color: #FFFFFF;
}

.section-bg-dark p {
  color: #CBD5E1;
}

.section-header {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 3rem;
}

.grid-2 {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}

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

.grid-3 {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.75rem;
}

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

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

.grid-4 {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

@media (min-width: 640px) {
  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .grid-4 {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* Card Styling */
.card-clean {
  background: var(--bg-cream-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: var(--transition);
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
}

.card-clean:hover {
  transform: translateY(-4px);
  border-color: var(--border-copper);
  box-shadow: var(--shadow-md);
}

.card-clean.featured {
  border: 2px solid var(--primary-copper);
  position: relative;
  box-shadow: var(--shadow-copper);
}

.card-badge-top {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, #C58F44, #A3712C);
  color: #FFFFFF;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.25rem 1rem;
  border-radius: var(--radius-full);
  letter-spacing: 0.05em;
  white-space: nowrap;
}

/* Stat Box */
.stat-box {
  background: var(--bg-cream-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  text-align: center;
  border-top: 4px solid var(--primary-copper);
}

.stat-number {
  font-family: var(--font-serif);
  font-size: 2.75rem;
  font-weight: 700;
  color: var(--primary-copper);
  line-height: 1;
  margin-bottom: 0.5rem;
}

.stat-desc {
  font-size: 0.95rem;
  color: var(--text-secondary);
}

/* Anatomy Schematic Box */
.anatomy-box {
  background: #FFFFFF;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-xl);
  padding: 2rem;
  box-shadow: var(--shadow-md);
}

.anatomy-comparison {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

@media (min-width: 768px) {
  .anatomy-comparison {
    grid-template-columns: 1fr 1fr;
  }
}

.anatomy-column {
  border-radius: var(--radius-md);
  padding: 1.5rem;
  border: 1px solid var(--border-light);
}

.anatomy-column.healthy {
  background: #F0FDF4;
  border-color: #BBF7D0;
}

.anatomy-column.dehydrated {
  background: #FEF2F2;
  border-color: #FECACA;
}

/* --------------------------------------------------------------------------
   INTERACTIVE TOOLS (CALCULATOR, QUIZ, CHECKLIST)
   -------------------------------------------------------------------------- */
.tabs-nav {
  display: flex;
  gap: 0.75rem;
  background: #EFE8DE;
  padding: 0.5rem;
  border-radius: var(--radius-lg);
  margin-bottom: 2.5rem;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.tab-btn {
  flex: 1;
  padding: 0.85rem 1.25rem;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--text-secondary);
  transition: var(--transition);
  text-align: center;
  white-space: nowrap;
}

.tab-btn.active {
  background: #FFFFFF;
  color: var(--dark-slate-900);
  box-shadow: var(--shadow-sm);
  border-bottom: 2px solid var(--primary-copper);
}

.tab-content {
  display: none;
}

.tab-content.active {
  display: block;
  animation: fadeIn 0.35s ease;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Range Slider */
.slider-container {
  margin: 1.75rem 0;
}

.slider-labels {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.75rem;
}

.slider-val-display {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary-copper);
}

input[type="range"] {
  width: 100%;
  height: 8px;
  background: #E2D9CC;
  border-radius: var(--radius-full);
  outline: none;
  -webkit-appearance: none;
}

input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--primary-copper);
  border: 3px solid #FFFFFF;
  box-shadow: 0 2px 6px rgba(0,0,0,0.2);
  cursor: pointer;
}

/* Radio Card Pill */
.options-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  gap: 0.75rem;
  margin: 1rem 0 1.75rem;
}

.option-pill {
  border: 1.5px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 0.85rem;
  text-align: center;
  cursor: pointer;
  background: #FFFFFF;
  transition: var(--transition);
  font-size: 0.9rem;
  font-weight: 600;
}

.option-pill.active {
  border-color: var(--primary-copper);
  background: var(--primary-copper-light);
  color: var(--primary-copper);
}

/* Hydration Output Schedule */
.hydration-result-card {
  background: #FFFFFF;
  border: 1px solid var(--border-copper);
  border-radius: var(--radius-xl);
  padding: 2rem;
  box-shadow: var(--shadow-md);
  margin-top: 2rem;
}

.timeline-schedule {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  margin-top: 1.5rem;
}

@media (min-width: 640px) {
  .timeline-schedule {
    grid-template-columns: repeat(3, 1fr);
  }
}

.time-slot {
  background: var(--bg-cream);
  padding: 1.25rem;
  border-radius: var(--radius-md);
  border-left: 4px solid var(--primary-copper);
}

/* WOMAC Quiz */
.quiz-step-card {
  background: #FFFFFF;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-xl);
  padding: 2rem;
  box-shadow: var(--shadow-sm);
  margin-bottom: 1.5rem;
}

.quiz-options {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-top: 1.25rem;
}

.quiz-option-label {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1rem;
  border-radius: var(--radius-md);
  border: 1.5px solid var(--border-light);
  background: var(--bg-cream);
  cursor: pointer;
  transition: var(--transition);
}

.quiz-option-label:hover {
  border-color: var(--primary-copper);
  background: #FFFFFF;
}

.quiz-option-label.selected {
  border-color: var(--primary-copper);
  background: var(--primary-copper-light);
  font-weight: 600;
}

.womac-result-box {
  padding: 2.25rem;
  border-radius: var(--radius-xl);
  background: #FFFFFF;
  border: 2px solid var(--primary-copper);
  box-shadow: var(--shadow-lg);
  margin-top: 2rem;
}

/* --------------------------------------------------------------------------
   CERTIFICATES & DIPLOMAS (Academic Style)
   -------------------------------------------------------------------------- */
.diploma-card {
  background: #FFFEFA;
  border: 4px double #C58F44;
  border-radius: var(--radius-md);
  padding: 2rem 1.75rem;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.06);
  position: relative;
  cursor: pointer;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.diploma-card::before {
  content: '';
  position: absolute;
  inset: 6px;
  border: 1px dashed rgba(197, 143, 68, 0.4);
  pointer-events: none;
}

.diploma-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 16px 40px rgba(197, 143, 68, 0.2);
}

.diploma-seal {
  width: 58px;
  height: 58px;
  border-radius: 50%;
  background: linear-gradient(135deg, #DF9F4F 0%, #A3712C 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #FFFFFF;
  font-size: 1.4rem;
  box-shadow: 0 4px 10px rgba(163, 113, 44, 0.35);
  margin: 0 auto 1rem;
}

.diploma-header {
  text-align: center;
  margin-bottom: 1.25rem;
}

.diploma-title {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  color: var(--dark-slate-900);
  margin-bottom: 0.35rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.diploma-meta {
  font-size: 0.8rem;
  color: var(--primary-copper);
  font-weight: 700;
  letter-spacing: 0.08em;
}

.diploma-body {
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--text-secondary);
  text-align: center;
  margin-bottom: 1.5rem;
}

.diploma-footer {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  border-top: 1px solid rgba(197, 143, 68, 0.25);
  padding-top: 1rem;
  font-size: 0.75rem;
  color: var(--text-muted);
}

.signature-line {
  font-family: 'Brush Script MT', cursive, var(--font-serif);
  font-size: 1.25rem;
  color: var(--dark-slate-900);
}

/* Lightbox Modal */
.lightbox-modal {
  position: fixed;
  inset: 0;
  background: rgba(11, 19, 30, 0.85);
  backdrop-filter: blur(6px);
  z-index: 1050;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.25rem;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
}

.lightbox-modal.active {
  opacity: 1;
  visibility: visible;
}

.lightbox-content {
  background: #FFFDF8;
  max-width: 640px;
  width: 100%;
  border: 6px double var(--primary-copper);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  position: relative;
  box-shadow: 0 25px 60px rgba(0,0,0,0.5);
  transform: scale(0.95);
  transition: transform 0.3s ease;
}

.lightbox-modal.active .lightbox-content {
  transform: scale(1);
}

.lightbox-close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  width: 38px;
  height: 38px;
  background: #FFFFFF;
  border-radius: 50%;
  border: 1px solid var(--border-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  color: var(--dark-slate-900);
}

/* --------------------------------------------------------------------------
   CART DRAWER & CART PAGE
   -------------------------------------------------------------------------- */
.cart-drawer-overlay {
  position: fixed;
  inset: 0;
  background: rgba(11, 19, 30, 0.65);
  backdrop-filter: blur(4px);
  z-index: 1010;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
}

.cart-drawer-overlay.active {
  opacity: 1;
  visibility: visible;
}

.cart-drawer {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: 90%;
  max-width: 420px;
  background: var(--bg-cream);
  z-index: 1015;
  transform: translateX(100%);
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: -10px 0 35px rgba(0,0,0,0.25);
  display: flex;
  flex-direction: column;
}

.cart-drawer.active {
  transform: translateX(0);
}

.cart-drawer-header {
  padding: 1.25rem 1.5rem;
  background: #FFFFFF;
  border-bottom: 1px solid var(--border-light);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.cart-drawer-body {
  flex: 1;
  padding: 1.25rem 1.5rem;
  overflow-y: auto;
}

.cart-drawer-footer {
  padding: 1.5rem;
  background: #FFFFFF;
  border-top: 1px solid var(--border-light);
}

.cart-item-row {
  display: flex;
  gap: 1rem;
  padding: 1rem 0;
  border-bottom: 1px solid var(--border-light);
  align-items: center;
}

.cart-item-img {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-sm);
  background: var(--dark-slate-900);
  object-fit: cover;
}

.cart-item-info {
  flex: 1;
}

.cart-item-title {
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--dark-slate-900);
}

.cart-item-price {
  font-weight: 700;
  color: var(--primary-copper);
  font-size: 1rem;
}

.cart-qty-ctrl {
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  background: #FFFFFF;
  margin-top: 0.35rem;
}

.cart-qty-btn {
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  color: var(--dark-slate-900);
}

.cart-qty-num {
  padding: 0 0.5rem;
  font-size: 0.85rem;
  font-weight: 600;
}

/* Checkout Form Layout (carrello.html) */
.checkout-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
}

@media (min-width: 992px) {
  .checkout-layout {
    grid-template-columns: 1.2fr 0.8fr;
  }
}

.form-group {
  margin-bottom: 1.25rem;
}

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

@media (min-width: 640px) {
  .form-row-2 {
    grid-template-columns: 1fr 1fr;
  }
  .form-row-3 {
    grid-template-columns: 2fr 1fr 1fr;
  }
}

.form-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: 0.4rem;
  color: var(--dark-slate-900);
}

.form-control {
  width: 100%;
  padding: 0.85rem 1rem;
  border: 1.5px solid var(--border-light);
  border-radius: var(--radius-md);
  background: #FFFFFF;
  color: var(--text-primary);
  transition: var(--transition);
}

.form-control:focus {
  outline: none;
  border-color: var(--primary-copper);
  box-shadow: 0 0 0 3px var(--copper-glow);
}

.payment-method-card {
  border: 1.5px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  margin-bottom: 0.85rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  cursor: pointer;
  background: #FFFFFF;
  transition: var(--transition);
}

.payment-method-card.selected {
  border-color: var(--primary-copper);
  background: var(--primary-copper-light);
}

/* --------------------------------------------------------------------------
   FOOTER
   -------------------------------------------------------------------------- */
.site-footer {
  background: var(--dark-slate-900);
  color: #CBD5E1;
  padding: 4rem 0 2rem;
  margin-top: auto;
  border-top: 3px solid var(--primary-copper);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  margin-bottom: 3rem;
}

@media (min-width: 640px) {
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 992px) {
  .footer-grid {
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
  }
}

.footer-col h4 {
  color: #FFFFFF;
  font-size: 1.15rem;
  margin-bottom: 1.25rem;
  font-family: var(--font-sans);
  font-weight: 700;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.footer-links a {
  color: #94A3B8;
  font-size: 0.9rem;
}

.footer-links a:hover {
  color: var(--primary-copper);
  padding-left: 4px;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 1.75rem;
  text-align: center;
  font-size: 0.825rem;
  color: #64748B;
}

/* --------------------------------------------------------------------------
   COOKIE BANNER
   -------------------------------------------------------------------------- */
.cookie-banner {
  position: fixed;
  bottom: 1.25rem;
  left: 1.25rem;
  right: 1.25rem;
  max-width: 500px;
  background: #FFFFFF;
  border: 1px solid var(--border-copper);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  box-shadow: var(--shadow-lg);
  z-index: 1040;
  display: none;
  animation: slideUp 0.3s ease;
}

.cookie-banner.active {
  display: block;
}

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

.cookie-actions {
  display: flex;
  gap: 0.75rem;
  margin-top: 1rem;
}

/* --------------------------------------------------------------------------
   HELPERS & TRUST BADGES
   -------------------------------------------------------------------------- */
.trust-badge-row {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
  justify-content: center;
  align-items: center;
  padding: 1.5rem 0;
}

.trust-badge-item {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.trust-badge-icon {
  width: 24px;
  height: 24px;
  color: var(--primary-copper);
}

.text-copper {
  color: var(--primary-copper);
}

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

.mx-auto {
  margin-left: auto;
  margin-right: auto;
}

.mt-2 { margin-top: 0.5rem; }
.mt-4 { margin-top: 1rem; }
.mt-6 { margin-top: 1.5rem; }
.mt-8 { margin-top: 2rem; }
.mb-2 { margin-bottom: 0.5rem; }
.mb-4 { margin-bottom: 1rem; }
.mb-6 { margin-bottom: 1.5rem; }
.mb-8 { margin-bottom: 2rem; }


/* Ultra-strict 1-row mobile header under 480px */
@media (max-width: 480px) {
  .site-header {
    height: 64px;
  }
  .header-container {
    flex-wrap: nowrap !important;
    gap: 0.35rem !important;
    padding: 0 !important;
  }
  .brand-logo {
    gap: 0.4rem;
    font-size: 1.1rem;
    flex-shrink: 1;
    min-width: 0;
  }
  .brand-symbol {
    width: 34px;
    height: 34px;
    font-size: 0.95rem;
  }
  .brand-title {
    font-size: 1.05rem;
    white-space: nowrap;
  }
  .brand-subtitle {
    display: none; /* Hide subtitle on tiny screens to guarantee 1 row */
  }
  .header-actions {
    gap: 0.35rem;
    flex-shrink: 0;
  }
  .lang-switcher {
    padding: 2px;
  }
  .lang-btn {
    padding: 4px 6px;
    font-size: 0.7rem;
  }
  .cart-trigger, .mobile-menu-toggle {
    width: 38px;
    height: 38px;
  }
}