/* ============================================
   Comparafacile - Comparatore di Prezzi Online
   ============================================ */

/* CSS Variables */
:root {
  --color-primary: #0d9488;
  --color-primary-dark: #0f766e;
  --color-primary-light: #14b8a6;
  --color-secondary: #6366f1;
  --color-secondary-light: #818cf8;
  --color-accent: #f59e0b;
  --color-accent-light: #fbbf24;
  --color-success: #22c55e;
  --color-energy: #eab308;
  --color-internet: #3b82f6;
  --color-insurance: #8b5cf6;
  --color-finance: #ec4899;
  --color-home: #f97316;
  
  --color-white: #ffffff;
  --color-grey-50: #f9fafb;
  --color-grey-100: #f3f4f6;
  --color-grey-200: #e5e7eb;
  --color-grey-300: #d1d5db;
  --color-grey-500: #6b7280;
  --color-grey-600: #4b5563;
  --color-grey-700: #374151;
  --color-grey-900: #111827;
  
  --font-display: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 3rem;
  --spacing-xl: 5rem;
  
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;
  
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
  
  --transition-fast: 0.15s ease;
  --transition-smooth: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-grey-700);
  background-color: var(--color-white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

a:hover {
  color: var(--color-primary-dark);
}

ul {
  list-style: none;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.25;
  color: var(--color-grey-900);
}

h1 {
  font-size: clamp(2rem, 5vw, 3rem);
}

h2 {
  font-size: clamp(1.5rem, 4vw, 2.25rem);
}

h3 {
  font-size: clamp(1.25rem, 2.5vw, 1.5rem);
  font-weight: 600;
}

/* Layout */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

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

.section--grey {
  background-color: var(--color-grey-50);
}

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

.section--gradient {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: var(--color-white);
}

/* Header */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: var(--spacing-sm) 0;
  background-color: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(10px);
  transition: box-shadow var(--transition-smooth);
}

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

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

.logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--color-primary);
}

.logo span {
  color: var(--color-grey-900);
}

.logo__icon {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
}

.logo__icon svg {
  width: 20px;
  height: 20px;
}

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

.nav__link {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--color-grey-600);
  padding: 0.5rem 0;
  position: relative;
}

.nav__link:hover,
.nav__link.active {
  color: var(--color-primary);
}

.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--spacing-xs);
}

.nav__toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--color-grey-700);
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  font-family: var(--font-display);
  font-size: 0.9375rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition-smooth);
}

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

.btn--primary:hover {
  background-color: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn--secondary {
  background-color: var(--color-accent);
  color: var(--color-grey-900);
}

.btn--secondary:hover {
  background-color: var(--color-accent-light);
  transform: translateY(-2px);
}

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

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

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

.btn--white:hover {
  background-color: var(--color-grey-50);
  transform: translateY(-2px);
}

.btn--large {
  padding: 1rem 2rem;
  font-size: 1rem;
}

/* Hero */
.hero {
  padding: 140px 0 var(--spacing-xl);
  background: linear-gradient(180deg, var(--color-grey-50) 0%, var(--color-white) 100%);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 50%;
  height: 100%;
  background: radial-gradient(ellipse at top right, rgba(13, 148, 136, 0.08) 0%, transparent 60%);
  pointer-events: none;
}

.hero__grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: var(--spacing-lg);
  align-items: center;
}

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

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  background-color: var(--color-primary);
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  color: var(--color-white);
  font-size: 0.8125rem;
  font-weight: 600;
  border-radius: var(--radius-full);
  margin-bottom: var(--spacing-sm);
}

.hero__title {
  margin-bottom: var(--spacing-sm);
  color: var(--color-grey-900);
}

.hero__title span {
  color: var(--color-primary);
}

.hero__description {
  font-size: 1.125rem;
  color: var(--color-grey-600);
  margin-bottom: var(--spacing-md);
  max-width: 540px;
}

.hero__buttons {
  display: flex;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
  margin-bottom: var(--spacing-lg);
}

.hero__trust {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  flex-wrap: wrap;
}

.hero__trust-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  color: var(--color-grey-500);
}

.hero__trust-item svg {
  width: 20px;
  height: 20px;
  color: var(--color-success);
}

.hero__image {
  position: relative;
}

.hero__image img {
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
}

/* Category Cards */
.categories-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-md);
}

.category-card {
  background-color: var(--color-white);
  border-radius: var(--radius-lg);
  padding: var(--spacing-md);
  border: 1px solid var(--color-grey-200);
  transition: all var(--transition-smooth);
  cursor: pointer;
}

.category-card:hover {
  border-color: transparent;
  box-shadow: var(--shadow-xl);
  transform: translateY(-4px);
}

.category-card__icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--spacing-sm);
}

.category-card__icon svg {
  width: 28px;
  height: 28px;
}

.category-card--energy .category-card__icon {
  background-color: rgba(234, 179, 8, 0.1);
  color: var(--color-energy);
}

.category-card--internet .category-card__icon {
  background-color: rgba(59, 130, 246, 0.1);
  color: var(--color-internet);
}

.category-card--insurance .category-card__icon {
  background-color: rgba(139, 92, 246, 0.1);
  color: var(--color-insurance);
}

.category-card--finance .category-card__icon {
  background-color: rgba(236, 72, 153, 0.1);
  color: var(--color-finance);
}

.category-card--home .category-card__icon {
  background-color: rgba(249, 115, 22, 0.1);
  color: var(--color-home);
}

.category-card--gas .category-card__icon {
  background-color: rgba(13, 148, 136, 0.1);
  color: var(--color-primary);
}

.category-card__title {
  font-size: 1.125rem;
  margin-bottom: var(--spacing-xs);
}

.category-card__text {
  font-size: 0.875rem;
  color: var(--color-grey-500);
  margin-bottom: var(--spacing-sm);
}

.category-card__link {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-primary);
}

.category-card__link svg {
  width: 16px;
  height: 16px;
  transition: transform var(--transition-fast);
}

.category-card:hover .category-card__link svg {
  transform: translateX(4px);
}

/* Section Header */
.section-header {
  text-align: center;
  margin-bottom: var(--spacing-lg);
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.section-header__eyebrow {
  display: inline-block;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: var(--spacing-xs);
}

.section-header__title {
  margin-bottom: var(--spacing-sm);
}

.section-header__text {
  color: var(--color-grey-500);
}

/* Values Grid */
.values-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-md);
}

.value-card {
  text-align: center;
  padding: var(--spacing-lg);
  background-color: var(--color-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-grey-100);
}

.value-card__icon {
  width: 72px;
  height: 72px;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--spacing-sm);
  color: var(--color-white);
}

.value-card__icon svg {
  width: 36px;
  height: 36px;
}

.value-card__title {
  margin-bottom: var(--spacing-xs);
}

.value-card__text {
  font-size: 0.9375rem;
  color: var(--color-grey-500);
}

/* How It Works */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-md);
  position: relative;
}

.steps-grid::before {
  content: '';
  position: absolute;
  top: 40px;
  left: 12.5%;
  right: 12.5%;
  height: 2px;
  background: linear-gradient(90deg, var(--color-grey-200) 0%, var(--color-primary) 50%, var(--color-grey-200) 100%);
  z-index: 0;
}

.step-card {
  text-align: center;
  position: relative;
  z-index: 1;
}

.step-card__number {
  width: 80px;
  height: 80px;
  background-color: var(--color-white);
  border: 3px solid var(--color-primary);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--spacing-sm);
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-primary);
}

.step-card__title {
  margin-bottom: var(--spacing-xs);
}

.step-card__text {
  font-size: 0.875rem;
  color: var(--color-grey-500);
}

/* Stats */
.stats-bar {
  background-color: var(--color-primary);
  padding: var(--spacing-lg) 0;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-md);
  text-align: center;
}

.stat__number {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--color-white);
  line-height: 1;
  margin-bottom: var(--spacing-xs);
}

.stat__label {
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.8);
}

/* Testimonials */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-md);
}

.testimonial-card {
  background-color: var(--color-white);
  border-radius: var(--radius-lg);
  padding: var(--spacing-md);
  border: 1px solid var(--color-grey-200);
}

.testimonial-card__stars {
  display: flex;
  gap: 2px;
  margin-bottom: var(--spacing-sm);
  color: var(--color-accent);
}

.testimonial-card__stars svg {
  width: 18px;
  height: 18px;
  fill: currentColor;
}

.testimonial-card__text {
  font-size: 0.9375rem;
  color: var(--color-grey-600);
  margin-bottom: var(--spacing-sm);
  font-style: italic;
}

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

.testimonial-card__avatar {
  width: 44px;
  height: 44px;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--color-white);
  font-size: 0.875rem;
}

.testimonial-card__name {
  font-weight: 600;
  color: var(--color-grey-900);
  font-size: 0.9375rem;
}

.testimonial-card__detail {
  font-size: 0.8125rem;
  color: var(--color-grey-500);
}

/* Partners */
.partners-grid {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--spacing-lg);
  flex-wrap: wrap;
  opacity: 0.6;
}

.partners-grid img {
  height: 32px;
  width: auto;
  filter: grayscale(100%);
  transition: filter var(--transition-fast), opacity var(--transition-fast);
}

.partners-grid img:hover {
  filter: grayscale(0%);
  opacity: 1;
}

/* CTA Section */
.cta {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  padding: var(--spacing-xl) 0;
  text-align: center;
  color: var(--color-white);
  position: relative;
  overflow: hidden;
}

.cta::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -25%;
  width: 50%;
  height: 200%;
  background: radial-gradient(ellipse, rgba(255,255,255,0.1) 0%, transparent 60%);
  pointer-events: none;
}

.cta h2 {
  color: var(--color-white);
  margin-bottom: var(--spacing-sm);
}

.cta p {
  opacity: 0.9;
  margin: 0 auto var(--spacing-md);
  max-width: 500px;
}

/* About Grid */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-xl);
  align-items: center;
}

.about__image img {
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
}

.about__content h2 {
  margin-bottom: var(--spacing-sm);
}

.about__content p {
  color: var(--color-grey-600);
  margin-bottom: var(--spacing-sm);
}

.about__list {
  margin: var(--spacing-md) 0;
}

.about__list li {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-sm);
}

.about__list-icon {
  width: 24px;
  height: 24px;
  background-color: var(--color-primary);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 2px;
}

.about__list-icon svg {
  width: 14px;
  height: 14px;
  color: var(--color-white);
}

/* Contact Grid */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: var(--spacing-xl);
}

.contact-info h2 {
  margin-bottom: var(--spacing-sm);
}

.contact-info__text {
  color: var(--color-grey-600);
  margin-bottom: var(--spacing-md);
}

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

.contact-item__icon {
  width: 48px;
  height: 48px;
  background-color: var(--color-grey-100);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  flex-shrink: 0;
}

.contact-item__icon svg {
  width: 24px;
  height: 24px;
}

.contact-item__label {
  font-size: 0.8125rem;
  color: var(--color-grey-500);
  margin-bottom: 0.25rem;
}

.contact-item__value {
  font-weight: 600;
  color: var(--color-grey-900);
}

.contact-form {
  background-color: var(--color-white);
  border-radius: var(--radius-xl);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow-lg);
}

.contact-form h3 {
  margin-bottom: var(--spacing-md);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-sm);
}

.form-group {
  margin-bottom: var(--spacing-sm);
}

.form-group label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--color-grey-700);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.875rem 1rem;
  font-family: var(--font-body);
  font-size: 1rem;
  border: 2px solid var(--color-grey-200);
  border-radius: var(--radius-md);
  background-color: var(--color-white);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(13, 148, 136, 0.1);
}

.form-group textarea {
  min-height: 120px;
  resize: vertical;
}

/* Page Hero */
.page-hero {
  padding: 140px 0 var(--spacing-lg);
  background: linear-gradient(135deg, var(--color-grey-50) 0%, var(--color-white) 100%);
  text-align: center;
}

.page-hero h1 {
  margin-bottom: var(--spacing-xs);
}

.page-hero p {
  color: var(--color-grey-600);
  max-width: 600px;
  margin: 0 auto;
  font-size: 1.125rem;
}

/* Services Grid */
.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-md);
}

.service-card {
  display: flex;
  gap: var(--spacing-md);
  background-color: var(--color-white);
  border-radius: var(--radius-lg);
  padding: var(--spacing-md);
  border: 1px solid var(--color-grey-200);
  transition: all var(--transition-smooth);
}

.service-card:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-lg);
}

.service-card__icon {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.service-card__icon svg {
  width: 32px;
  height: 32px;
}

.service-card__content h3 {
  margin-bottom: var(--spacing-xs);
}

.service-card__content p {
  font-size: 0.9375rem;
  color: var(--color-grey-500);
  margin-bottom: var(--spacing-sm);
}

/* Footer */
.footer {
  background-color: var(--color-grey-900);
  color: var(--color-white);
  padding: var(--spacing-xl) 0 var(--spacing-md);
}

.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
}

.footer__brand {
  max-width: 300px;
}

.footer__logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--color-white);
  margin-bottom: var(--spacing-sm);
}

.footer__logo span {
  color: var(--color-primary-light);
}

.footer__description {
  font-size: 0.9375rem;
  color: rgba(255, 255, 255, 0.7);
  line-height: 1.7;
}

.footer__title {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
}

.footer__links li {
  margin-bottom: 0.625rem;
}

.footer__links a {
  font-size: 0.9375rem;
  color: rgba(255, 255, 255, 0.7);
  transition: color var(--transition-fast);
}

.footer__links a:hover {
  color: var(--color-white);
}

.footer__bottom {
  padding-top: var(--spacing-md);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
}

.footer__copyright {
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.5);
}

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

.footer__badge {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8125rem;
  color: rgba(255, 255, 255, 0.6);
}

.footer__badge svg {
  width: 18px;
  height: 18px;
  color: var(--color-success);
}

/* Responsive */
@media (max-width: 1024px) {
  .hero__grid {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .hero__content {
    max-width: 600px;
    margin: 0 auto;
  }
  
  .hero__description {
    margin-left: auto;
    margin-right: auto;
  }
  
  .hero__buttons {
    justify-content: center;
  }
  
  .hero__trust {
    justify-content: center;
  }
  
  .hero__image {
    max-width: 500px;
    margin: var(--spacing-lg) auto 0;
  }
  
  .categories-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .values-grid {
    grid-template-columns: 1fr;
    max-width: 400px;
    margin: 0 auto;
  }
  
  .steps-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .steps-grid::before {
    display: none;
  }
  
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .testimonials-grid {
    grid-template-columns: 1fr;
    max-width: 500px;
    margin: 0 auto;
  }
  
  .about-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }
  
  .about__image {
    max-width: 500px;
    margin: 0 auto;
  }
  
  .services-grid {
    grid-template-columns: 1fr;
  }
  
  .contact-grid {
    grid-template-columns: 1fr;
  }
  
  .footer__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .nav {
    position: fixed;
    top: 68px;
    left: 0;
    right: 0;
    background-color: var(--color-white);
    padding: var(--spacing-md);
    box-shadow: var(--shadow-lg);
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-smooth);
  }
  
  .nav.active {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }
  
  .nav__list {
    flex-direction: column;
    gap: 0;
  }
  
  .nav__link {
    display: block;
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid var(--color-grey-200);
  }
  
  .nav__toggle {
    display: flex;
  }
  
  .nav__toggle.active span:first-child {
    transform: rotate(45deg) translate(5px, 5px);
  }
  
  .nav__toggle.active span:nth-child(2) {
    opacity: 0;
  }
  
  .nav__toggle.active span:last-child {
    transform: rotate(-45deg) translate(5px, -5px);
  }
  
  .categories-grid {
    grid-template-columns: 1fr;
  }
  
  .steps-grid {
    grid-template-columns: 1fr;
  }
  
  .stats-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-sm);
  }
  
  .form-row {
    grid-template-columns: 1fr;
  }
  
  .footer__grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }
  
  .footer__bottom {
    flex-direction: column;
    text-align: center;
  }
}

/* Focus styles */
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: 3px solid var(--color-primary);
  outline-offset: 2px;
}