/* ==========================================================================
   WELLSPRING PUPPIES - MAIN STYLESHEET
   ========================================================================== */

/* ==========================================================================
   1. CSS CUSTOM PROPERTIES (Design Tokens)
   ========================================================================== */

:root {
  /* Colors - Primary Palette (Teal Theme) */
  --color-primary: #4db6ac;
  --color-primary-dark: #009688;
  --color-primary-light: #b2dfdb;
  --color-accent: #00796b;

  /* Neutral Colors */
  --color-text-dark: #263238;
  --color-text-medium: #546e7a;
  --color-text-light: #b0bec5;
  --color-white: #ffffff;

  /* Background */
  --color-bg-gradient-start: #e0f7fa;
  --color-bg-gradient-end: #e8f5e9;
  --color-bg-light: #f5f9f8;
  --color-bg-alt: #e8f5e9;

  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(77, 182, 172, 0.1);
  --shadow-card: 0 10px 30px rgba(77, 182, 172, 0.15);
  --shadow-header: 0 2px 15px rgba(77, 182, 172, 0.1);
  --shadow-button: 0 4px 12px rgba(77, 182, 172, 0.3);
  --shadow-lg: 0 20px 40px rgba(77, 182, 172, 0.2);

  /* Spacing Scale */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;

  /* Typography */
  --font-primary: Georgia, 'Times New Roman', Times, serif;
  --font-secondary: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;

  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 2rem;
  --font-size-4xl: 2.5rem;
  --font-size-5xl: 3rem;

  --line-height-tight: 1.25;
  --line-height-normal: 1.6;
  --line-height-relaxed: 1.75;

  --letter-spacing-tight: -0.02em;
  --letter-spacing-normal: 0;
  --letter-spacing-wide: 0.05em;
  --letter-spacing-wider: 0.1em;

  /* Borders & Radius */
  --border-width: 2px;
  --border-width-thick: 4px;
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-2xl: 24px;
  --radius-full: 50%;

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-normal: 300ms ease;
  --transition-slow: 500ms ease;

  /* Layout */
  --container-max-width: 1200px;
  --container-narrow: 900px;
  --header-height: 80px;
  --header-height-mobile: 70px;
}

/* ==========================================================================
   2. CSS RESET & BASE STYLES
   ========================================================================== */

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

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

body {
  font-family: var(--font-primary);
  font-size: var(--font-size-base);
  line-height: var(--line-height-normal);
  color: var(--color-text-dark);
  background: linear-gradient(135deg, var(--color-bg-gradient-start) 0%, var(--color-bg-gradient-end) 100%);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body.menu-open {
  overflow: hidden;
}

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

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

a:hover {
  color: var(--color-accent);
}

ul, ol {
  list-style: none;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

address {
  font-style: normal;
}

/* ==========================================================================
   3. TYPOGRAPHY SYSTEM
   ========================================================================== */

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-primary);
  font-weight: 400;
  line-height: var(--line-height-tight);
  color: var(--color-text-dark);
}

h1 {
  font-size: var(--font-size-5xl);
  letter-spacing: var(--letter-spacing-tight);
}

h2 {
  font-size: var(--font-size-4xl);
}

h3 {
  font-size: var(--font-size-2xl);
}

h4 {
  font-size: var(--font-size-xl);
}

p {
  margin-bottom: var(--space-md);
}

p:last-child {
  margin-bottom: 0;
}

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

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

/* ==========================================================================
   4. LAYOUT UTILITIES
   ========================================================================== */

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

.container-narrow {
  max-width: var(--container-narrow);
}

.section {
  padding: var(--space-4xl) 0;
}

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

.section-header {
  text-align: center;
  margin-bottom: var(--space-3xl);
}

.section-label {
  display: block;
  font-family: var(--font-secondary);
  font-size: var(--font-size-sm);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-wider);
  color: var(--color-primary);
  margin-bottom: var(--space-sm);
}

.section-title {
  margin-bottom: var(--space-md);
}

.section-divider {
  color: var(--color-primary-light);
  font-size: var(--font-size-lg);
  letter-spacing: 0.5em;
}

/* ==========================================================================
   5. COMPONENT: Header & Navigation
   ========================================================================== */

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-height);
  background: var(--color-white);
  box-shadow: var(--shadow-header);
  z-index: 1000;
  border-bottom: var(--border-width-thick) solid var(--color-primary);
}

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

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  gap: var(--space-lg);
}

/* Logo */
.logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  text-decoration: none;
  color: var(--color-text-dark);
  flex-shrink: 0;
}

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

.logo-icon {
  width: 32px;
  height: 32px;
  fill: var(--color-primary);
}

.logo-text {
  font-family: var(--font-primary);
  font-size: var(--font-size-xl);
  font-weight: 400;
}

/* Main Navigation */
.main-nav {
  flex: 1;
  display: flex;
  justify-content: center;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: var(--space-xl);
}

.nav-link {
  font-family: var(--font-secondary);
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-text-medium);
  text-decoration: none;
  padding: var(--space-sm) 0;
  position: relative;
  transition: color var(--transition-fast);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--color-primary);
  transform: scaleX(0);
  transition: transform var(--transition-normal);
}

.nav-link:hover,
.nav-link.active {
  color: var(--color-primary-dark);
}

.nav-link:hover::after,
.nav-link.active::after {
  transform: scaleX(1);
}

/* Header Actions */
.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
  flex-shrink: 0;
}

.header-phone {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-family: var(--font-secondary);
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-text-dark);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.header-phone:hover {
  color: var(--color-primary-dark);
}

.phone-icon {
  width: 16px;
  height: 16px;
  fill: var(--color-primary);
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 44px;
  height: 44px;
  padding: var(--space-sm);
  cursor: pointer;
  z-index: 1001;
}

.hamburger-line {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text-dark);
  border-radius: 2px;
  transition: all var(--transition-normal);
}

.hamburger-line + .hamburger-line {
  margin-top: 6px;
}

.mobile-menu-toggle.is-active .hamburger-line:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}

.mobile-menu-toggle.is-active .hamburger-line:nth-child(2) {
  opacity: 0;
}

.mobile-menu-toggle.is-active .hamburger-line:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

/* ==========================================================================
   6. COMPONENT: Footer
   ========================================================================== */

.site-footer {
  background: var(--color-white);
  border-top: var(--border-width-thick) solid var(--color-primary);
  padding: var(--space-3xl) 0 var(--space-xl);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: var(--space-3xl);
  margin-bottom: var(--space-2xl);
}

.footer-brand .logo {
  margin-bottom: var(--space-md);
}

.footer-description {
  color: var(--color-text-medium);
  font-size: var(--font-size-sm);
  line-height: var(--line-height-relaxed);
  max-width: 300px;
}

.footer-heading {
  font-family: var(--font-secondary);
  font-size: var(--font-size-sm);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-wide);
  color: var(--color-text-dark);
  margin-bottom: var(--space-lg);
}

.footer-nav li {
  margin-bottom: var(--space-sm);
}

.footer-nav a {
  font-family: var(--font-secondary);
  font-size: var(--font-size-sm);
  color: var(--color-text-medium);
}

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

.footer-contact p {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  font-family: var(--font-secondary);
  font-size: var(--font-size-sm);
  color: var(--color-text-medium);
  margin-bottom: var(--space-md);
}

.footer-contact svg {
  width: 16px;
  height: 16px;
  fill: var(--color-primary);
  flex-shrink: 0;
  margin-top: 2px;
}

.footer-contact a {
  color: var(--color-text-medium);
}

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

.footer-bottom {
  padding-top: var(--space-xl);
  border-top: 1px solid var(--color-primary-light);
  text-align: center;
}

.copyright {
  font-family: var(--font-secondary);
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
}

/* ==========================================================================
   7. COMPONENT: Buttons
   ========================================================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: var(--space-md) var(--space-xl);
  font-family: var(--font-secondary);
  font-size: var(--font-size-sm);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-wide);
  text-decoration: none;
  border: var(--border-width) solid transparent;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-normal);
}

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

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

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

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

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

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

.btn-large {
  padding: var(--space-lg) var(--space-2xl);
  font-size: var(--font-size-base);
}

/* ==========================================================================
   8. COMPONENT: Cards
   ========================================================================== */

.card {
  background: var(--color-white);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-card);
  overflow: hidden;
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.card-bordered {
  border-top: var(--border-width-thick) solid var(--color-primary);
}

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

.card-body h3 {
  margin-bottom: var(--space-md);
  font-size: var(--font-size-xl);
}

.card-body p {
  color: var(--color-text-medium);
  font-size: var(--font-size-sm);
  line-height: var(--line-height-relaxed);
}

.card-image {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

/* Info Cards (Contact Page) */
.info-card {
  background: var(--color-white);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-card);
  padding: var(--space-xl);
  border-top: var(--border-width-thick) solid var(--color-primary);
}

.info-card h3 {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-family: var(--font-secondary);
  font-size: var(--font-size-base);
  font-weight: 600;
  color: var(--color-text-dark);
  margin-bottom: var(--space-md);
}

.info-card h3 svg {
  width: 20px;
  height: 20px;
  fill: var(--color-primary);
}

.info-card p,
.info-card a {
  font-family: var(--font-secondary);
  font-size: var(--font-size-sm);
  color: var(--color-text-medium);
}

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

/* ==========================================================================
   9. COMPONENT: Forms
   ========================================================================== */

.form-group {
  margin-bottom: var(--space-lg);
}

.form-label {
  display: block;
  font-family: var(--font-secondary);
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-text-dark);
  margin-bottom: var(--space-sm);
}

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  padding: var(--space-md);
  font-family: var(--font-secondary);
  font-size: var(--font-size-base);
  color: var(--color-text-dark);
  background: var(--color-white);
  border: var(--border-width) solid var(--color-primary-light);
  border-radius: var(--radius-md);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(77, 182, 172, 0.2);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--color-text-light);
}

.form-textarea {
  resize: vertical;
  min-height: 150px;
}

.form-row {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-lg);
}

/* Checkbox/Consent */
.consent-group {
  margin-top: var(--space-lg);
}

.consent-label {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  cursor: pointer;
}

.consent-label input[type="checkbox"] {
  width: 18px;
  height: 18px;
  margin-top: 2px;
  accent-color: var(--color-primary);
  flex-shrink: 0;
}

.consent-text {
  font-family: var(--font-secondary);
  font-size: var(--font-size-sm);
  color: var(--color-text-medium);
  line-height: var(--line-height-normal);
}

/* Contact Form Card */
.contact-form-card {
  background: var(--color-white);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-card);
  padding: var(--space-2xl);
  border-top: var(--border-width-thick) solid var(--color-primary);
}

.contact-form-card h2 {
  font-size: var(--font-size-2xl);
  margin-bottom: var(--space-xl);
}

/* ==========================================================================
   10. PAGE-SPECIFIC: Homepage Sections
   ========================================================================== */

/* Hero Section */
.hero {
  padding-top: calc(var(--header-height) + var(--space-3xl));
  padding-bottom: var(--space-4xl);
  min-height: 80vh;
  display: flex;
  align-items: center;
}

.hero-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: center;
}

.hero-text {
  max-width: 550px;
}

.hero-title {
  margin-bottom: var(--space-lg);
}

.hero-subtitle {
  font-size: var(--font-size-lg);
  color: var(--color-text-medium);
  margin-bottom: var(--space-xl);
  line-height: var(--line-height-relaxed);
}

.hero-cta {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
}

.hero-image {
  position: relative;
}

.hero-image img {
  width: 100%;
  height: 500px;
  object-fit: cover;
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-lg);
}

/* About Section */
.about-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: center;
}

.about-text p {
  color: var(--color-text-medium);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--space-lg);
}

.about-image img {
  width: 100%;
  height: 400px;
  object-fit: cover;
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-card);
}

/* Services Section */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-xl);
}

.service-card .card-image {
  height: 220px;
}

/* Features/Why Choose Us Section */
.features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-xl);
}

.feature-item {
  text-align: center;
  padding: var(--space-xl);
}

.feature-icon {
  width: 70px;
  height: 70px;
  margin: 0 auto var(--space-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-primary-light);
  border-radius: var(--radius-full);
}

.feature-icon svg {
  width: 32px;
  height: 32px;
  fill: var(--color-primary-dark);
}

.feature-item h3 {
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-sm);
}

.feature-item p {
  font-size: var(--font-size-sm);
  color: var(--color-text-medium);
}

/* Gallery Section */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}

.gallery-item {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.gallery-item:hover {
  transform: scale(1.02);
  box-shadow: var(--shadow-card);
}

.gallery-item img {
  width: 100%;
  height: 280px;
  object-fit: cover;
}

/* Contact CTA Section */
.contact-cta {
  text-align: center;
}

.contact-info-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-xl);
  margin: var(--space-2xl) 0;
}

.contact-info-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: var(--space-xl);
  background: var(--color-white);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-sm);
}

.contact-icon {
  width: 60px;
  height: 60px;
  margin-bottom: var(--space-md);
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-primary-light);
  border-radius: var(--radius-full);
}

.contact-icon svg {
  width: 24px;
  height: 24px;
  fill: var(--color-primary-dark);
}

.contact-details h3 {
  font-family: var(--font-secondary);
  font-size: var(--font-size-base);
  font-weight: 600;
  margin-bottom: var(--space-sm);
}

.contact-details p {
  font-family: var(--font-secondary);
  font-size: var(--font-size-sm);
  color: var(--color-text-medium);
  line-height: var(--line-height-relaxed);
}

.contact-details a {
  color: var(--color-text-medium);
}

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

.contact-cta-button {
  margin-top: var(--space-xl);
}

/* ==========================================================================
   11. PAGE-SPECIFIC: Contact Page
   ========================================================================== */

.contact-page {
  padding-top: calc(var(--header-height) + var(--space-2xl));
  padding-bottom: var(--space-4xl);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2xl);
}

.contact-info-cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
}

/* ==========================================================================
   12. PAGE-SPECIFIC: Policy Pages
   ========================================================================== */

.policy-page {
  padding-top: calc(var(--header-height) + var(--space-2xl));
  padding-bottom: var(--space-4xl);
}

.policy-content {
  max-width: var(--container-narrow);
  margin: 0 auto;
  background: var(--color-white);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-card);
  padding: var(--space-2xl) var(--space-3xl);
  border-top: var(--border-width-thick) solid var(--color-primary);
}

.policy-content h1 {
  font-size: var(--font-size-3xl);
  margin-bottom: var(--space-xl);
  text-align: center;
}

.policy-content h2 {
  font-size: var(--font-size-xl);
  margin-top: var(--space-2xl);
  margin-bottom: var(--space-md);
  color: var(--color-primary-dark);
}

.policy-content h3 {
  font-size: var(--font-size-lg);
  margin-top: var(--space-xl);
  margin-bottom: var(--space-sm);
}

.policy-content p {
  color: var(--color-text-medium);
  margin-bottom: var(--space-md);
  line-height: var(--line-height-relaxed);
}

.policy-content ul,
.policy-content ol {
  margin-bottom: var(--space-md);
  padding-left: var(--space-xl);
}

.policy-content li {
  color: var(--color-text-medium);
  margin-bottom: var(--space-sm);
  line-height: var(--line-height-relaxed);
  list-style: disc;
}

.policy-content ol li {
  list-style: decimal;
}

.policy-content a {
  color: var(--color-primary-dark);
  text-decoration: underline;
}

.policy-content a:hover {
  color: var(--color-accent);
}

.policy-update {
  font-family: var(--font-secondary);
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  text-align: center;
  margin-bottom: var(--space-xl);
}

/* ==========================================================================
   13. RESPONSIVE DESIGN (Media Queries)
   ========================================================================== */

/* Large Tablets and Small Desktops */
@media (max-width: 992px) {
  :root {
    --font-size-5xl: 2.5rem;
    --font-size-4xl: 2rem;
  }

  .header-actions .btn {
    display: none;
  }

  .nav-list {
    gap: var(--space-lg);
  }

  .hero-content {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero-text {
    max-width: 100%;
    order: 1;
  }

  .hero-image {
    order: 0;
  }

  .hero-image img {
    height: 350px;
  }

  .hero-cta {
    justify-content: center;
  }

  .about-content {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .about-text {
    order: 1;
  }

  .about-image {
    order: 0;
  }

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

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

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

  .contact-info-grid {
    grid-template-columns: 1fr;
    max-width: 400px;
    margin-left: auto;
    margin-right: auto;
  }

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

  .footer-brand {
    grid-column: span 2;
  }

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

/* Tablets */
@media (max-width: 768px) {
  .site-header {
    height: var(--header-height-mobile);
  }

  .main-nav {
    position: fixed;
    top: var(--header-height-mobile);
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--color-white);
    transform: translateX(100%);
    transition: transform var(--transition-normal);
    padding: var(--space-xl);
    z-index: 999;
    overflow-y: auto;
  }

  .main-nav.is-open {
    transform: translateX(0);
  }

  .nav-list {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-lg);
  }

  .nav-link {
    font-size: var(--font-size-lg);
  }

  .mobile-menu-toggle {
    display: flex;
  }

  .header-phone span {
    display: none;
  }

  .hero {
    padding-top: calc(var(--header-height-mobile) + var(--space-xl));
    min-height: auto;
  }

  .hero-image img {
    height: 300px;
  }

  .services-grid,
  .features-grid {
    grid-template-columns: 1fr;
  }

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

  .gallery-item img {
    height: 200px;
  }

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

  .footer-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .footer-brand {
    grid-column: span 1;
  }

  .footer-brand .logo {
    justify-content: center;
  }

  .footer-description {
    max-width: 100%;
  }

  .footer-contact p {
    justify-content: center;
  }

  .policy-content {
    padding: var(--space-xl);
  }
}

/* Mobile */
@media (max-width: 480px) {
  :root {
    --font-size-5xl: 2rem;
    --font-size-4xl: 1.75rem;
    --font-size-3xl: 1.5rem;
  }

  .container {
    padding-left: var(--space-md);
    padding-right: var(--space-md);
  }

  .section {
    padding: var(--space-2xl) 0;
  }

  .btn-large {
    width: 100%;
  }

  .hero-cta {
    flex-direction: column;
  }

  .hero-cta .btn {
    width: 100%;
  }

  .hero-image img {
    height: 250px;
  }

  .about-image img {
    height: 280px;
  }

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

  .gallery-item img {
    height: 250px;
  }

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

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

  .policy-content {
    padding: var(--space-lg);
    border-radius: var(--radius-lg);
  }

  .policy-content h1 {
    font-size: var(--font-size-2xl);
  }
}