/* ==========================================================================
   WEBSITE MEDICAL - Dr. Elena Marinescu
   Cardiologie | Mobile-First Design
   ========================================================================== */

/* ==========================================================================
   1. CSS Custom Properties (Design System)
   ========================================================================== */
:root {
  /* Colors - Medical Palette */
  --primary: #16A34A;
  --primary-dark: #15803D;
  --primary-light: #E6F2FF;
  --secondary: #F97316;
  --secondary-light: #FFF7ED;
  --accent: #FF6B6B;
  --accent-light: #FFE5E5;
  --success: #22C55E;
  --success-light: #DCFCE7;
  --warning: #F59E0B;
  --warning-light: #FEF3C7;
  
  /* Neutral Colors */
  --background: #F0FDF4;
  --surface: #FFFFFF;
  --text-primary: #1E293B;
  --text-secondary: #64748B;
  --text-tertiary: #94A3B8;
  --border: #E2E8F0;
  --border-light: #F1F5F9;
  
  /* Typography Scale */
  --text-xs: 0.75rem;      /* 12px */
  --text-sm: 0.875rem;     /* 14px */
  --text-base: 1rem;       /* 16px */
  --text-lg: 1.125rem;     /* 18px */
  --text-xl: 1.25rem;      /* 20px */
  --text-2xl: 1.5rem;      /* 24px */
  --text-3xl: 1.875rem;    /* 30px */
  --text-4xl: 2.25rem;     /* 36px */
  --text-5xl: 3rem;        /* 48px */
  
  /* Spacing Scale */
  --space-1: 0.25rem;      /* 4px */
  --space-2: 0.5rem;       /* 8px */
  --space-3: 0.75rem;      /* 12px */
  --space-4: 1rem;         /* 16px */
  --space-5: 1.25rem;      /* 20px */
  --space-6: 1.5rem;       /* 24px */
  --space-8: 2rem;         /* 32px */
  --space-10: 2.5rem;      /* 40px */
  --space-12: 3rem;        /* 48px */
  --space-16: 4rem;        /* 64px */
  --space-20: 5rem;        /* 80px */
  --space-24: 6rem;        /* 96px */
  
  /* Layout */
  --container-max: 1200px;
  --header-height: 72px;
  --header-height-mobile: 60px;
  --bottom-bar-height: 64px;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  --shadow-xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
  
  /* Border Radius */
  --radius-sm: 0.25rem;    /* 4px */
  --radius: 0.5rem;        /* 8px */
  --radius-md: 0.75rem;    /* 12px */
  --radius-lg: 1rem;       /* 16px */
  --radius-xl: 1.5rem;     /* 24px */
  --radius-full: 9999px;
  
  /* Transitions */
  --transition-fast: 150ms ease;
  --transition: 300ms ease;
  --transition-slow: 500ms ease;
  
  /* Z-index Scale */
  --z-dropdown: 100;
  --z-sticky: 200;
  --z-fixed: 300;
  --z-modal-backdrop: 400;
  --z-modal: 500;
  --z-popover: 600;
  --z-tooltip: 700;
}

/* ==========================================================================
   2. Reset & Base Styles
   ========================================================================== */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  font-size: var(--text-base);
  line-height: 1.5;
  color: var(--text-primary);
  background-color: var(--background);
  overflow-x: hidden;
}

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

input,
button,
textarea,
select {
  font: inherit;
  color: inherit;
}

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

a {
  color: inherit;
  text-decoration: none;
}

ul,
ol {
  list-style: none;
}

/* Focus styles for accessibility */
:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}

/* Skip to content link */
.skip-link {
  position: absolute;
  top: -40px;
  left: 0;
  background: var(--primary);
  color: white;
  padding: var(--space-2) var(--space-4);
  z-index: 1000;
  transition: top var(--transition-fast);
}

.skip-link:focus {
  top: 0;
}

/* ==========================================================================
   3. Utility Classes
   ========================================================================== */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-4);
}

@media (min-width: 768px) {
  .container {
    padding: 0 var(--space-6);
  }
}

@media (min-width: 1024px) {
  .container {
    padding: 0 var(--space-8);
  }
}

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

/* Text utilities */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.text-xs { font-size: var(--text-xs); }
.text-sm { font-size: var(--text-sm); }
.text-base { font-size: var(--text-base); }
.text-lg { font-size: var(--text-lg); }
.text-xl { font-size: var(--text-xl); }
.text-2xl { font-size: var(--text-2xl); }
.text-3xl { font-size: var(--text-3xl); }

.font-medium { font-weight: 500; }
.font-semibold { font-weight: 600; }
.font-bold { font-weight: 700; }

.text-primary { color: var(--primary); }
.text-secondary { color: var(--secondary); }
.text-accent { color: var(--accent); }
.text-success { color: var(--success); }
.text-warning { color: var(--warning); }
.text-muted { color: var(--text-secondary); }

/* Spacing utilities */
.mt-1 { margin-top: var(--space-1); }
.mt-2 { margin-top: var(--space-2); }
.mt-3 { margin-top: var(--space-3); }
.mt-4 { margin-top: var(--space-4); }
.mt-6 { margin-top: var(--space-6); }
.mt-8 { margin-top: var(--space-8); }

.mb-1 { margin-bottom: var(--space-1); }
.mb-2 { margin-bottom: var(--space-2); }
.mb-3 { margin-bottom: var(--space-3); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-6 { margin-bottom: var(--space-6); }
.mb-8 { margin-bottom: var(--space-8); }

/* Display utilities */
.hidden { display: none; }
.block { display: block; }
.flex { display: flex; }
.inline-flex { display: inline-flex; }
.grid { display: grid; }

/* ==========================================================================
   4. Components
   ========================================================================== */

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  font-size: var(--text-base);
  font-weight: 600;
  line-height: 1.5;
  border-radius: var(--radius-lg);
  transition: all var(--transition-fast);
  min-height: 48px;
  min-width: 48px;
  cursor: pointer;
}

.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.btn--primary {
  background-color: var(--primary);
  color: white;
}

.btn--primary:hover:not(:disabled) {
  background-color: var(--primary-dark);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn--secondary {
  background-color: var(--secondary);
  color: white;
}

.btn--secondary:hover:not(:disabled) {
  background-color: #008F8B;
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn--accent {
  background-color: var(--accent);
  color: white;
}

.btn--accent:hover:not(:disabled) {
  background-color: #E55C5C;
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn--outline {
  background-color: transparent;
  color: var(--primary);
  border: 2px solid var(--primary);
}

.btn--outline:hover:not(:disabled) {
  background-color: var(--primary-light);
}

.btn--ghost {
  background-color: transparent;
  color: var(--text-primary);
}

.btn--ghost:hover:not(:disabled) {
  background-color: var(--border-light);
}

.btn--white {
  background-color: white;
  color: var(--primary);
}

.btn--white:hover:not(:disabled) {
  background-color: var(--border-light);
}

.btn--lg {
  padding: var(--space-4) var(--space-8);
  font-size: var(--text-lg);
  min-height: 56px;
}

.btn--sm {
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-sm);
  min-height: 40px;
}

.btn--full {
  width: 100%;
}

.btn--icon {
  padding: var(--space-3);
  aspect-ratio: 1;
}

/* Cards */
.card {
  background-color: var(--surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  overflow: hidden;
  transition: all var(--transition);
}

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

.card__body {
  padding: var(--space-6);
}

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-1) var(--space-3);
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-radius: var(--radius-full);
}

.badge--primary {
  background-color: var(--primary-light);
  color: var(--primary);
}

.badge--secondary {
  background-color: var(--secondary-light);
  color: var(--secondary);
}

.badge--accent {
  background-color: var(--accent-light);
  color: var(--accent);
}

.badge--success {
  background-color: var(--success-light);
  color: var(--success);
}

.badge--warning {
  background-color: var(--warning-light);
  color: var(--warning);
}

/* Form Elements */
.form-group {
  margin-bottom: var(--space-4);
}

.form-label {
  display: block;
  margin-bottom: var(--space-2);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--text-primary);
}

.form-label--required::after {
  content: " *";
  color: var(--accent);
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  font-size: var(--text-base);
  line-height: 1.5;
  color: var(--text-primary);
  background-color: var(--surface);
  border: 2px solid var(--border);
  border-radius: var(--radius);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  min-height: 48px;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-light);
}

.form-input--error,
.form-select--error,
.form-textarea--error {
  border-color: var(--accent);
}

.form-input--error:focus,
.form-select--error:focus,
.form-textarea--error:focus {
  box-shadow: 0 0 0 3px var(--accent-light);
}

.form-error {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  margin-top: var(--space-1);
  font-size: var(--text-sm);
  color: var(--accent);
}

.form-hint {
  margin-top: var(--space-1);
  font-size: var(--text-sm);
  color: var(--text-secondary);
}

.form-checkbox {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  cursor: pointer;
}

.form-checkbox input[type="checkbox"] {
  width: 20px;
  height: 20px;
  margin-top: 2px;
  accent-color: var(--primary);
  cursor: pointer;
}

.form-checkbox__text {
  font-size: var(--text-sm);
  line-height: 1.5;
  color: var(--text-secondary);
}

.form-checkbox__text a {
  color: var(--primary);
  text-decoration: underline;
}

/* Radio cards */
.radio-cards {
  display: grid;
  gap: var(--space-3);
}

.radio-card {
  position: relative;
  padding: var(--space-4);
  background-color: var(--surface);
  border: 2px solid var(--border);
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.radio-card:hover {
  border-color: var(--primary);
}

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

.radio-card__input {
  position: absolute;
  opacity: 0;
}

.radio-card__content {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.radio-card__icon {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--primary-light);
  border-radius: var(--radius);
  color: var(--primary);
}

.radio-card--selected .radio-card__icon {
  background-color: var(--primary);
  color: white;
}

.radio-card__info {
  flex: 1;
}

.radio-card__title {
  font-weight: 600;
  color: var(--text-primary);
}

.radio-card__price {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  margin-top: var(--space-1);
}

.radio-card__check {
  width: 24px;
  height: 24px;
  color: var(--primary);
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.radio-card--selected .radio-card__check {
  opacity: 1;
}

/* ==========================================================================
   5. Header & Navigation
   ========================================================================== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-height-mobile);
  background-color: var(--surface);
  box-shadow: var(--shadow-sm);
  z-index: var(--z-fixed);
  transition: all var(--transition);
}

.header--scrolled {
  box-shadow: var(--shadow);
}

.header--compact {
  height: 56px;
}

.header__container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.header__logo {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-weight: 700;
  font-size: var(--text-lg);
  color: var(--primary);
}

.header__logo-icon {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
}

.header__nav {
  display: none;
}

.header__actions {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.header__phone {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  color: var(--success);
  border-radius: var(--radius);
  transition: background-color var(--transition-fast);
}

.header__phone:hover {
  background-color: var(--success-light);
}

.header__menu-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  gap: 5px;
  border-radius: var(--radius);
  transition: background-color var(--transition-fast);
}

.header__menu-btn:hover {
  background-color: var(--border-light);
}

.header__menu-bar {
  width: 24px;
  height: 2px;
  background-color: var(--text-primary);
  border-radius: 2px;
  transition: all var(--transition);
}

.header__menu-btn[aria-expanded="true"] .header__menu-bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.header__menu-btn[aria-expanded="true"] .header__menu-bar:nth-child(2) {
  opacity: 0;
}

.header__menu-btn[aria-expanded="true"] .header__menu-bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile Menu */
.mobile-menu {
  position: fixed;
  inset: var(--header-height-mobile) 0 0 0;
  background-color: var(--surface);
  z-index: var(--z-fixed);
  transform: translateX(100%);
  transition: transform var(--transition);
  overflow-y: auto;
}

.mobile-menu--open {
  transform: translateX(0);
}

.mobile-menu__nav {
  padding: var(--space-6);
}

.mobile-menu__list {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.mobile-menu__link {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-4);
  font-size: var(--text-lg);
  font-weight: 500;
  color: var(--text-primary);
  border-radius: var(--radius);
  transition: background-color var(--transition-fast);
  min-height: 56px;
}

.mobile-menu__link:hover,
.mobile-menu__link:focus {
  background-color: var(--primary-light);
  color: var(--primary);
}

.mobile-menu__actions {
  padding: var(--space-6);
  padding-top: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

/* Desktop Header */
@media (min-width: 1024px) {
  .header {
    height: var(--header-height);
  }
  
  .header__nav {
    display: flex;
    align-items: center;
    gap: var(--space-8);
  }
  
  .header__nav-list {
    display: flex;
    align-items: center;
    gap: var(--space-6);
  }
  
  .header__nav-link {
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--text-secondary);
    transition: color var(--transition-fast);
    position: relative;
  }
  
  .header__nav-link:hover,
  .header__nav-link--active {
    color: var(--primary);
  }
  
  .header__nav-link--active::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    right: 0;
    height: 2px;
    background-color: var(--primary);
    border-radius: 2px;
  }
  
  .header__phone {
    width: auto;
    height: auto;
    padding: var(--space-2) var(--space-4);
    gap: var(--space-2);
    font-weight: 600;
    color: var(--text-primary);
  }
  
  .header__phone-icon {
    color: var(--success);
  }
  
  .header__menu-btn {
    display: none;
  }
  
  .mobile-menu {
    display: none;
  }
}

/* ==========================================================================
   6. Bottom Fixed Bar (Mobile)
   ========================================================================== */
.bottom-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: var(--bottom-bar-height);
  background-color: var(--surface);
  box-shadow: 0 -4px 6px -1px rgba(0, 0, 0, 0.1);
  z-index: var(--z-fixed);
  display: flex;
  padding: var(--space-2) var(--space-4);
  gap: var(--space-3);
}

.bottom-bar__btn {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3);
  font-size: var(--text-sm);
  font-weight: 600;
  border-radius: var(--radius-lg);
  min-height: 48px;
}

.bottom-bar__btn--call {
  background-color: var(--surface);
  color: var(--success);
  border: 2px solid var(--success);
}

.bottom-bar__btn--whatsapp {
  background-color: var(--success);
  color: white;
}

@media (min-width: 1024px) {
  .bottom-bar {
    display: none;
  }
}

/* ==========================================================================
   7. Hero Section
   ========================================================================== */
.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  align-items: center;
  padding-top: var(--header-height-mobile);
  padding-bottom: calc(var(--bottom-bar-height) + var(--space-8));
  background: linear-gradient(135deg, #16A34A 0%, #15803D 100%);
  overflow: hidden;
}

.hero__background {
  position: absolute;
  inset: 0;
  opacity: 0.1;
  background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.4'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.hero__container {
  position: relative;
  z-index: 1;
}

.hero__content {
  max-width: 600px;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  background-color: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(8px);
  border-radius: var(--radius-full);
  color: white;
  font-size: var(--text-sm);
  font-weight: 500;
  margin-bottom: var(--space-6);
}

.hero__badge-dot {
  width: 8px;
  height: 8px;
  background-color: var(--success);
  border-radius: var(--radius-full);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

.hero__title {
  font-size: var(--text-3xl);
  font-weight: 700;
  line-height: 1.2;
  color: white;
  margin-bottom: var(--space-4);
}

.hero__subtitle {
  font-size: var(--text-lg);
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: var(--space-8);
}

.hero__ctas {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  margin-bottom: var(--space-8);
}

.hero__trust {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
}

.hero__trust-item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  background-color: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(8px);
  border-radius: var(--radius);
  color: rgba(255, 255, 255, 0.9);
  font-size: var(--text-sm);
}

.hero__contact {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  margin-top: var(--space-8);
  padding-top: var(--space-6);
  border-top: 1px solid rgba(255, 255, 255, 0.2);
}

.hero__phone {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  padding: var(--space-4);
  background-color: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(8px);
  border-radius: var(--radius-lg);
  color: white;
  font-size: var(--text-xl);
  font-weight: 700;
  transition: all var(--transition-fast);
}

.hero__phone:hover {
  background-color: rgba(255, 255, 255, 0.25);
}

.hero__phone-icon {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--success);
  border-radius: var(--radius-full);
}

.hero__whatsapp {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-4);
  background-color: var(--success);
  border-radius: var(--radius-lg);
  color: white;
  font-weight: 600;
  transition: all var(--transition-fast);
}

.hero__whatsapp:hover {
  background-color: #16A34A;
  transform: translateY(-1px);
}

/* Hero Desktop */
@media (min-width: 768px) {
  .hero {
    padding-top: var(--header-height);
    padding-bottom: var(--space-16);
    min-height: auto;
  }
  
  .hero__title {
    font-size: var(--text-4xl);
  }
  
  .hero__ctas {
    flex-direction: row;
  }
  
  .hero__contact {
    flex-direction: row;
    align-items: center;
  }
}

@media (min-width: 1024px) {
  .hero__title {
    font-size: var(--text-5xl);
  }
  
  .hero__subtitle {
    font-size: var(--text-xl);
  }
}

/* ==========================================================================
   8. Section Common Styles
   ========================================================================== */
.section {
  padding: var(--space-16) 0;
}

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

.section__header {
  text-align: center;
  max-width: 600px;
  margin: 0 auto var(--space-10);
}

.section__label {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-1) var(--space-3);
  background-color: var(--primary-light);
  color: var(--primary);
  font-size: var(--text-sm);
  font-weight: 600;
  border-radius: var(--radius-full);
  margin-bottom: var(--space-4);
}

.section__title {
  font-size: var(--text-2xl);
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--space-4);
}

.section__subtitle {
  font-size: var(--text-lg);
  color: var(--text-secondary);
  line-height: 1.6;
}

@media (min-width: 768px) {
  .section {
    padding: var(--space-20) 0;
  }
  
  .section__title {
    font-size: var(--text-3xl);
  }
}

/* ==========================================================================
   9. Services Section
   ========================================================================== */
.services__grid {
  display: grid;
  gap: var(--space-4);
}

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

@media (min-width: 1024px) {
  .services__grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.service-card {
  position: relative;
  background-color: var(--surface);
  border: 2px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  transition: all var(--transition);
}

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

.service-card__badge {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
}

.service-card__icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--primary-light);
  border-radius: var(--radius);
  color: var(--primary);
  margin-bottom: var(--space-4);
}

.service-card__title {
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-2);
}

.service-card__desc {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: var(--space-4);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.service-card__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
}

.service-card__price {
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--primary);
}

.service-card__price-note {
  font-size: var(--text-xs);
  color: var(--text-tertiary);
  font-weight: 400;
}

/* ==========================================================================
   10. Steps Section (Funnel)
   ========================================================================== */
.steps {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  position: relative;
}

.steps::before {
  content: '';
  position: absolute;
  left: 28px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--primary), var(--secondary));
}

.step {
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
  position: relative;
  z-index: 1;
}

.step__number {
  width: 56px;
  height: 56px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  border-radius: var(--radius-full);
  color: white;
  font-size: var(--text-xl);
  font-weight: 700;
  box-shadow: var(--shadow);
}

.step__content {
  flex: 1;
  background-color: var(--surface);
  padding: var(--space-5);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
}

.step__title {
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-2);
}

.step__desc {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  line-height: 1.6;
}

.step__reassurance {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-top: var(--space-3);
  padding-top: var(--space-3);
  border-top: 1px solid var(--border-light);
  font-size: var(--text-xs);
  color: var(--success);
}

@media (min-width: 768px) {
  .steps {
    flex-direction: row;
    gap: var(--space-6);
  }
  
  .steps::before {
    left: 0;
    right: 0;
    top: 28px;
    width: auto;
    height: 2px;
  }
  
  .step {
    flex: 1;
    flex-direction: column;
    align-items: center;
    text-align: center;
  }
  
  .step__content {
    width: 100%;
  }
  
  .step__reassurance {
    justify-content: center;
  }
}

/* ==========================================================================
   11. Promo & Social Proof
   ========================================================================== */
.promo-banner {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: linear-gradient(90deg, var(--accent), #FF8E8E);
  color: white;
  padding: var(--space-3) var(--space-4);
  z-index: var(--z-fixed);
  transform: translateY(-100%);
  transition: transform var(--transition);
}

.promo-banner--visible {
  transform: translateY(0);
}

.promo-banner__content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
}

.promo-banner__text {
  font-size: var(--text-sm);
  font-weight: 500;
}

.promo-banner__timer {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-family: monospace;
  font-size: var(--text-base);
  font-weight: 700;
  background-color: rgba(0, 0, 0, 0.2);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius);
}

.promo-banner__close {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius);
  transition: background-color var(--transition-fast);
}

.promo-banner__close:hover {
  background-color: rgba(0, 0, 0, 0.2);
}

/* Testimonials */
.testimonials__carousel {
  position: relative;
  overflow: hidden;
}

.testimonials__track {
  display: flex;
  gap: var(--space-4);
  transition: transform var(--transition);
}

.testimonial-card {
  flex: 0 0 100%;
  background-color: var(--surface);
  border: 2px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
}

@media (min-width: 640px) {
  .testimonial-card {
    flex: 0 0 calc(50% - var(--space-2));
  }
}

@media (min-width: 1024px) {
  .testimonial-card {
    flex: 0 0 calc(33.333% - var(--space-3));
  }
}

.testimonial-card__stars {
  display: flex;
  gap: var(--space-1);
  color: var(--warning);
  margin-bottom: var(--space-4);
}

.testimonial-card__text {
  font-size: var(--text-base);
  line-height: 1.7;
  color: var(--text-primary);
  margin-bottom: var(--space-4);
}

.testimonial-card__author {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.testimonial-card__avatar {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--primary-light), var(--secondary-light));
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  color: var(--primary);
}

.testimonial-card__name {
  font-weight: 600;
  color: var(--text-primary);
}

.testimonial-card__meta {
  font-size: var(--text-sm);
  color: var(--text-secondary);
}

.testimonials__nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  margin-top: var(--space-6);
}

.testimonials__btn {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--surface);
  border: 2px solid var(--border);
  border-radius: var(--radius-full);
  color: var(--text-primary);
  transition: all var(--transition-fast);
}

.testimonials__btn:hover:not(:disabled) {
  border-color: var(--primary);
  color: var(--primary);
}

.testimonials__btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.testimonials__dots {
  display: flex;
  gap: var(--space-2);
}

.testimonials__dot {
  width: 10px;
  height: 10px;
  border-radius: var(--radius-full);
  background-color: var(--border);
  transition: all var(--transition-fast);
}

.testimonials__dot--active {
  background-color: var(--primary);
  width: 24px;
}

/* Trust Badges */
.trust-badges {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-6);
  margin-top: var(--space-10);
}

.trust-badge {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-5);
  background-color: var(--surface);
  border: 2px solid var(--border);
  border-radius: var(--radius-lg);
}

.trust-badge__icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--primary-light);
  border-radius: var(--radius);
  color: var(--primary);
}

.trust-badge__value {
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--text-primary);
}

.trust-badge__label {
  font-size: var(--text-sm);
  color: var(--text-secondary);
}

/* ==========================================================================
   12. Booking Section
   ========================================================================== */
.booking__container {
  max-width: 800px;
  margin: 0 auto;
}

.booking__form {
  background-color: var(--surface);
  border: 2px solid var(--border);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
}

@media (min-width: 768px) {
  .booking__form {
    padding: var(--space-10);
  }
}

.booking__progress {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-8);
}

.booking__step {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
}

.booking__step-number {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--border);
  border-radius: var(--radius-full);
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--text-secondary);
  transition: all var(--transition-fast);
}

.booking__step--active .booking__step-number,
.booking__step--completed .booking__step-number {
  background-color: var(--primary);
  color: white;
}

.booking__step-label {
  font-size: var(--text-xs);
  font-weight: 500;
  color: var(--text-secondary);
}

.booking__step--active .booking__step-label {
  color: var(--primary);
}

.booking__connector {
  flex: 1;
  height: 2px;
  background-color: var(--border);
  margin: 0 var(--space-2);
  margin-bottom: var(--space-6);
}

.booking__connector--completed {
  background-color: var(--primary);
}

.booking__content {
  min-height: 300px;
}

.booking__step-content {
  display: none;
}

.booking__step-content--active {
  display: block;
  animation: fadeIn var(--transition);
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

.booking__step-title {
  font-size: var(--text-xl);
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-6);
}

/* Time slots */
.time-slots {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-2);
}

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

.time-slot {
  padding: var(--space-3) var(--space-2);
  text-align: center;
  background-color: var(--background);
  border: 2px solid var(--border);
  border-radius: var(--radius);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--text-primary);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.time-slot:hover {
  border-color: var(--primary);
}

.time-slot--selected {
  background-color: var(--primary);
  border-color: var(--primary);
  color: white;
}

.time-slot--disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

/* Calendar */
.calendar {
  background-color: var(--background);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
}

.calendar__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-4);
}

.calendar__month {
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--text-primary);
}

.calendar__nav {
  display: flex;
  gap: var(--space-2);
}

.calendar__nav-btn {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--surface);
  border: 2px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-primary);
  transition: all var(--transition-fast);
}

.calendar__nav-btn:hover {
  border-color: var(--primary);
  color: var(--primary);
}

.calendar__days {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: var(--space-1);
}

.calendar__day-label {
  text-align: center;
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--text-secondary);
  padding: var(--space-2);
}

.calendar__day {
  aspect-ratio: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--surface);
  border: 2px solid transparent;
  border-radius: var(--radius);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--text-primary);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.calendar__day:hover:not(.calendar__day--disabled) {
  border-color: var(--primary);
}

.calendar__day--selected {
  background-color: var(--primary);
  color: white;
}

.calendar__day--disabled {
  color: var(--text-tertiary);
  cursor: not-allowed;
}

.calendar__day--today {
  border-color: var(--secondary);
}

/* Summary */
.booking__summary {
  background-color: var(--background);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  margin-bottom: var(--space-6);
}

.booking__summary-title {
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-4);
}

.booking__summary-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-3) 0;
  border-bottom: 1px solid var(--border);
}

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

.booking__summary-label {
  font-size: var(--text-sm);
  color: var(--text-secondary);
}

.booking__summary-value {
  font-weight: 600;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.booking__summary-edit {
  font-size: var(--text-xs);
  color: var(--primary);
  cursor: pointer;
}

.booking__summary-edit:hover {
  text-decoration: underline;
}

.booking__actions {
  display: flex;
  justify-content: space-between;
  gap: var(--space-4);
  margin-top: var(--space-8);
}

.booking__success {
  text-align: center;
  padding: var(--space-8) var(--space-6);
}

.booking__success-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto var(--space-6);
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--success-light);
  border-radius: var(--radius-full);
  color: var(--success);
}

.booking__success-title {
  font-size: var(--text-2xl);
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--space-4);
}

.booking__success-text {
  font-size: var(--text-base);
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: var(--space-6);
}

/* ==========================================================================
   13. About Section
   ========================================================================== */
.about__grid {
  display: grid;
  gap: var(--space-8);
  align-items: center;
}

@media (min-width: 768px) {
  .about__grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-12);
  }
}

.about__image {
  text-align: center;
}

.about__image-wrapper {
  position: relative;
  display: inline-block;
}

.about__img {
  width: 200px;
  height: 200px;
  border-radius: var(--radius-full);
  object-fit: cover;
  border: 4px solid var(--surface);
  box-shadow: var(--shadow-lg);
}

@media (min-width: 768px) {
  .about__img {
    width: 280px;
    height: 280px;
  }
}

.about__badge {
  position: absolute;
  bottom: var(--space-4);
  right: var(--space-4);
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--surface);
  border-radius: var(--radius-full);
  box-shadow: var(--shadow);
  color: var(--primary);
}

.about__content {
  text-align: center;
}

@media (min-width: 768px) {
  .about__content {
    text-align: left;
  }
}

.about__title {
  font-size: var(--text-2xl);
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--space-4);
}

.about__subtitle {
  font-size: var(--text-lg);
  color: var(--primary);
  font-weight: 500;
  margin-bottom: var(--space-4);
}

.about__text {
  font-size: var(--text-base);
  line-height: 1.8;
  color: var(--text-secondary);
  margin-bottom: var(--space-6);
}

.about__stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
  margin-bottom: var(--space-6);
}

.about__stat {
  text-align: center;
  padding: var(--space-4);
  background-color: var(--background);
  border-radius: var(--radius-lg);
}

.about__stat-value {
  font-size: var(--text-2xl);
  font-weight: 700;
  color: var(--primary);
}

.about__stat-label {
  font-size: var(--text-xs);
  color: var(--text-secondary);
  margin-top: var(--space-1);
}

.about__video {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  cursor: pointer;
}

.about__video-thumb {
  width: 100%;
  aspect-ratio: 16/9;
  object-fit: cover;
}

.about__video-play {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: rgba(0, 0, 0, 0.3);
  transition: background-color var(--transition-fast);
}

.about__video:hover .about__video-play {
  background-color: rgba(0, 0, 0, 0.5);
}

.about__video-btn {
  width: 80px;
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--surface);
  border-radius: var(--radius-full);
  box-shadow: var(--shadow-xl);
  color: var(--primary);
  transition: transform var(--transition-fast);
}

.about__video:hover .about__video-btn {
  transform: scale(1.1);
}

/* ==========================================================================
   14. Blog Section
   ========================================================================== */
.blog__filters {
  display: flex;
  gap: var(--space-2);
  overflow-x: auto;
  padding-bottom: var(--space-2);
  margin-bottom: var(--space-8);
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}

.blog__filters::-webkit-scrollbar {
  display: none;
}

.blog__filter {
  flex-shrink: 0;
  padding: var(--space-2) var(--space-4);
  background-color: var(--surface);
  border: 2px solid var(--border);
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.blog__filter:hover {
  border-color: var(--primary);
  color: var(--primary);
}

.blog__filter--active {
  background-color: var(--primary);
  border-color: var(--primary);
  color: white;
}

.blog__grid {
  display: grid;
  gap: var(--space-6);
}

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

@media (min-width: 1024px) {
  .blog__grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.blog-card {
  background-color: var(--surface);
  border: 2px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition);
}

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

.blog-card__image {
  position: relative;
  aspect-ratio: 16/10;
  overflow: hidden;
}

.blog-card__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.blog-card:hover .blog-card__img {
  transform: scale(1.05);
}

.blog-card__category {
  position: absolute;
  top: var(--space-4);
  left: var(--space-4);
}

.blog-card__content {
  padding: var(--space-5);
}

.blog-card__meta {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--text-xs);
  color: var(--text-tertiary);
  margin-bottom: var(--space-3);
}

.blog-card__title {
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--text-primary);
  line-height: 1.4;
  margin-bottom: var(--space-3);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.blog-card__excerpt {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: var(--space-4);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.blog-card__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.blog-card__read-time {
  font-size: var(--text-xs);
  color: var(--text-tertiary);
}

.blog-card__link {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--primary);
  transition: gap var(--transition-fast);
}

.blog-card:hover .blog-card__link {
  gap: var(--space-2);
}

/* ==========================================================================
   15. Contact Section
   ========================================================================== */
.contact__grid {
  display: grid;
  gap: var(--space-8);
}

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

.contact__info {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.contact__card {
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
  padding: var(--space-5);
  background-color: var(--surface);
  border: 2px solid var(--border);
  border-radius: var(--radius-lg);
}

.contact__card-icon {
  width: 48px;
  height: 48px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--primary-light);
  border-radius: var(--radius);
  color: var(--primary);
}

.contact__card-content {
  flex: 1;
}

.contact__card-title {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: var(--space-1);
}

.contact__card-value {
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--text-primary);
}

.contact__card-value--large {
  font-size: var(--text-xl);
}

.contact__card-value a {
  color: var(--primary);
}

.contact__card-value a:hover {
  text-decoration: underline;
}

.contact__status {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius);
  font-size: var(--text-xs);
  font-weight: 600;
  margin-top: var(--space-2);
}

.contact__status--open {
  background-color: var(--success-light);
  color: var(--success);
}

.contact__status--closed {
  background-color: var(--accent-light);
  color: var(--accent);
}

.contact__hours {
  margin-top: var(--space-2);
}

.contact__hour {
  display: flex;
  justify-content: space-between;
  font-size: var(--text-sm);
  padding: var(--space-1) 0;
}

.contact__hour-day {
  color: var(--text-secondary);
}

.contact__hour-time {
  font-weight: 500;
  color: var(--text-primary);
}

.contact__map {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 2px solid var(--border);
}

.contact__map-frame {
  width: 100%;
  height: 300px;
  border: none;
}

@media (min-width: 768px) {
  .contact__map-frame {
    height: 100%;
    min-height: 400px;
  }
}

.contact__navigate {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-4);
  background-color: var(--surface);
  border-top: 2px solid var(--border);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--primary);
}

.contact__navigate:hover {
  background-color: var(--primary-light);
}

/* ==========================================================================
   16. FAQ Section
   ========================================================================== */
.faq__list {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.faq__item {
  background-color: var(--surface);
  border: 2px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.faq__question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding: var(--space-5);
  text-align: left;
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--text-primary);
  transition: background-color var(--transition-fast);
}

.faq__question:hover {
  background-color: var(--background);
}

.faq__question-icon {
  width: 24px;
  height: 24px;
  flex-shrink: 0;
  color: var(--primary);
  transition: transform var(--transition);
}

.faq__item--open .faq__question-icon {
  transform: rotate(180deg);
}

.faq__answer {
  display: none;
  padding: 0 var(--space-5) var(--space-5);
  font-size: var(--text-base);
  line-height: 1.7;
  color: var(--text-secondary);
}

.faq__item--open .faq__answer {
  display: block;
  animation: slideDown var(--transition);
}

@keyframes slideDown {
  from { opacity: 0; transform: translateY(-10px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ==========================================================================
   17. Footer
   ========================================================================== */
.footer {
  background-color: var(--text-primary);
  color: white;
  padding: var(--space-12) 0 var(--space-6);
}

@media (min-width: 1024px) {
  .footer {
    padding-bottom: var(--space-12);
  }
}

.footer__grid {
  display: grid;
  gap: var(--space-8);
  margin-bottom: var(--space-10);
}

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

@media (min-width: 1024px) {
  .footer__grid {
    grid-template-columns: 2fr 1fr 1fr 1fr;
  }
}

.footer__brand {
  max-width: 300px;
}

.footer__logo {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xl);
  font-weight: 700;
  margin-bottom: var(--space-4);
}

.footer__logo-icon {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  border-radius: var(--radius);
}

.footer__desc {
  font-size: var(--text-sm);
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: var(--space-4);
}

.footer__social {
  display: flex;
  gap: var(--space-3);
}

.footer__social-link {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: rgba(255, 255, 255, 0.1);
  border-radius: var(--radius);
  transition: all var(--transition-fast);
}

.footer__social-link:hover {
  background-color: var(--primary);
  transform: translateY(-2px);
}

.footer__title {
  font-size: var(--text-base);
  font-weight: 600;
  margin-bottom: var(--space-4);
}

.footer__links {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.footer__link {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, 0.7);
  min-height: 44px;
  transition: color var(--transition-fast);
}

.footer__link:hover {
  color: white;
}

.footer__contact {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.footer__contact-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, 0.7);
}

.footer__contact-item a:hover {
  color: white;
}

.footer__bottom {
  padding-top: var(--space-6);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

@media (min-width: 640px) {
  .footer__bottom {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
  }
}

.footer__copyright {
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, 0.5);
}

.footer__legal {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
}

.footer__legal-link {
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, 0.5);
  transition: color var(--transition-fast);
}

.footer__legal-link:hover {
  color: white;
}

/* ==========================================================================
   18. Modal
   ========================================================================== */
.modal {
  position: fixed;
  inset: 0;
  z-index: var(--z-modal-backdrop);
  display: flex;
  align-items: flex-end;
  justify-content: center;
  padding: 0;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition), visibility var(--transition);
}

@media (min-width: 640px) {
  .modal {
    align-items: center;
    padding: var(--space-4);
  }
}

.modal--open {
  opacity: 1;
  visibility: visible;
}

.modal__backdrop {
  position: absolute;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(4px);
}

.modal__content {
  position: relative;
  width: 100%;
  max-width: 600px;
  max-height: 90vh;
  background-color: var(--surface);
  border-radius: var(--radius-xl) var(--radius-xl) 0 0;
  overflow: hidden;
  transform: translateY(100%);
  transition: transform var(--transition);
}

@media (min-width: 640px) {
  .modal__content {
    border-radius: var(--radius-xl);
    transform: translateY(20px);
    max-height: 85vh;
  }
}

.modal--open .modal__content {
  transform: translateY(0);
}

.modal__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-5);
  border-bottom: 2px solid var(--border);
}

.modal__title {
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--text-primary);
}

.modal__close {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius);
  color: var(--text-secondary);
  transition: all var(--transition-fast);
}

.modal__close:hover {
  background-color: var(--border-light);
  color: var(--text-primary);
}

.modal__body {
  padding: var(--space-5);
  overflow-y: auto;
  max-height: calc(90vh - 80px);
}

@media (min-width: 640px) {
  .modal__body {
    max-height: calc(85vh - 80px);
  }
}

.modal__footer {
  display: flex;
  gap: var(--space-3);
  padding: var(--space-5);
  border-top: 2px solid var(--border);
  background-color: var(--background);
}

/* ==========================================================================
   19. Floating WhatsApp Button
   ========================================================================== */
.whatsapp-float {
  position: fixed;
  bottom: calc(var(--bottom-bar-height) + var(--space-4));
  right: var(--space-4);
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--success);
  border-radius: var(--radius-full);
  box-shadow: var(--shadow-lg);
  color: white;
  z-index: var(--z-fixed);
  animation: whatsappPulse 2s infinite;
  transition: transform var(--transition-fast);
}

@media (min-width: 1024px) {
  .whatsapp-float {
    bottom: var(--space-6);
  }
}

.whatsapp-float:hover {
  transform: scale(1.1);
}

@keyframes whatsappPulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.4); }
  50% { box-shadow: 0 0 0 12px rgba(34, 197, 94, 0); }
}

/* ==========================================================================
   20. Cookie Consent
   ========================================================================== */
.cookie-consent {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: var(--surface);
  box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.1);
  padding: var(--space-5);
  z-index: var(--z-fixed);
  transform: translateY(100%);
  transition: transform var(--transition);
}

@media (min-width: 640px) {
  .cookie-consent {
    padding: var(--space-6);
  }
}

.cookie-consent--visible {
  transform: translateY(0);
}

.cookie-consent__content {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

@media (min-width: 640px) {
  .cookie-consent__content {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}

.cookie-consent__text {
  font-size: var(--text-sm);
  line-height: 1.6;
  color: var(--text-secondary);
}

.cookie-consent__text a {
  color: var(--primary);
  text-decoration: underline;
}

.cookie-consent__actions {
  display: flex;
  gap: var(--space-3);
  flex-shrink: 0;
}

/* ==========================================================================
   21. Scroll Up Banner
   ========================================================================== */
.scroll-up-banner {
  position: fixed;
  bottom: calc(var(--bottom-bar-height) + var(--space-4));
  left: var(--space-4);
  right: calc(56px + var(--space-6));
  background-color: var(--surface);
  border: 2px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-3) var(--space-4);
  box-shadow: var(--shadow-lg);
  z-index: var(--z-fixed);
  opacity: 0;
  transform: translateY(20px);
  pointer-events: none;
  transition: all var(--transition);
}

@media (min-width: 640px) {
  .scroll-up-banner {
    right: auto;
    max-width: 320px;
  }
}

@media (min-width: 1024px) {
  .scroll-up-banner {
    bottom: var(--space-6);
  }
}

.scroll-up-banner--visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.scroll-up-banner__text {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-1);
}

.scroll-up-banner__subtext {
  font-size: var(--text-xs);
  color: var(--text-secondary);
}

.scroll-up-banner__close {
  position: absolute;
  top: var(--space-2);
  right: var(--space-2);
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius);
  color: var(--text-tertiary);
  transition: all var(--transition-fast);
}

.scroll-up-banner__close:hover {
  background-color: var(--border-light);
  color: var(--text-primary);
}

/* ==========================================================================
   22. Animations
   ========================================================================== */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-fade-in-up {
  animation: fadeInUp 0.6s ease forwards;
}

/* Stagger animations */
.stagger-1 { animation-delay: 0.1s; }
.stagger-2 { animation-delay: 0.2s; }
.stagger-3 { animation-delay: 0.3s; }
.stagger-4 { animation-delay: 0.4s; }
.stagger-5 { animation-delay: 0.5s; }