/* =================================================================
   AirDuctVet Website Styles
   Author: AirDuctVet Team
   Description: Comprehensive stylesheet for AirDuctVet website
   ================================================================= */

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

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

:root {
    /* Color Palette */
    --primary-color: #0066cc;
    --primary-dark: #004d99;
    --primary-light: #3385d6;
    --secondary-color: #ff6b35;
    --secondary-dark: #e5511c;
    --accent-color: #28a745;
    --text-dark: #1a1a1a;
    --text-medium: #4a4a4a;
    --text-light: #6b6b6b;
    --bg-light: #f8f9fa;
    --bg-white: #ffffff;
    --border-color: #e0e0e0;
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.1);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 20px rgba(0,0,0,0.15);
    
    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-heading: 'Poppins', sans-serif;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    
    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

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

body {
    font-family: var(--font-primary);
    font-size: 1rem;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--bg-white);
    overflow-x: hidden;
}

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

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

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

ul, ol {
    list-style: none;
}

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

/* =================================================================
   TYPOGRAPHY
   ================================================================= */

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
    color: var(--text-dark);
}

h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.75rem, 4vw, 2.5rem); }
h3 { font-size: clamp(1.5rem, 3vw, 2rem); }
h4 { font-size: clamp(1.25rem, 2.5vw, 1.5rem); }
h5 { font-size: 1.125rem; }
h6 { font-size: 1rem; }

p {
    margin-bottom: var(--spacing-sm);
}

/* =================================================================
   LAYOUT UTILITIES
   ================================================================= */

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

.container-fluid {
    width: 100%;
    padding: 0 var(--spacing-md);
}

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

.section-header {
    text-align: center;
    max-width: 800px;
    margin: 0 auto var(--spacing-xl);
}

.section-subtitle {
    display: inline-block;
    color: var(--primary-color);
    font-weight: 600;
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: var(--spacing-sm);
}

.section-title {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    color: var(--text-dark);
    margin-bottom: var(--spacing-md);
}

.section-description {
    font-size: 1.125rem;
    color: var(--text-light);
    line-height: 1.8;
}

/* =================================================================
   BUTTONS
   ================================================================= */

.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
    font-weight: 600;
    text-align: center;
    border-radius: var(--radius-md);
    transition: var(--transition-normal);
    cursor: pointer;
    border: 2px solid transparent;
    line-height: 1.5;
}

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

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

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

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

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

.btn-white:hover {
    background-color: var(--bg-light);
    color: var(--primary-dark);
}

.btn-outline-white {
    background-color: transparent;
    color: white;
    border-color: white;
}

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

.btn-danger {
    background-color: #dc3545;
    color: white;
    border-color: #dc3545;
}

.btn-danger:hover {
    background-color: #c82333;
    border-color: #c82333;
    color: white;
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1.125rem;
}

.btn-block {
    display: block;
    width: 100%;
}

.btn i {
    margin-right: 0.5rem;
}

/* =================================================================
   HEADER
   ================================================================= */

.header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background-color: white;
    box-shadow: var(--shadow-sm);
}

/* Top Bar */
.top-bar {
    background-color: var(--text-dark);
    color: white;
    font-size: 0.875rem;
    padding: 0.5rem 0;
}

.top-bar-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.top-bar-left,
.top-bar-right {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.top-bar a {
    color: white;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.top-bar a:hover {
    color: var(--primary-light);
}

.social-links {
    display: flex;
    gap: 0.75rem;
}

.social-links a {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background-color: rgba(255,255,255,0.1);
    transition: var(--transition-fast);
}

.social-links a:hover {
    background-color: var(--primary-color);
    transform: translateY(-2px);
}

/* Navbar */
.navbar {
    padding: 1rem 0;
}

.nav-wrapper {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
}

.logo img {
    height: 50px;
    width: auto;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 2rem;
    flex: 1;
    justify-content: center;
}

.nav-menu > li {
    position: relative;
}

.nav-menu > li > a {
    color: var(--text-dark);
    font-weight: 500;
    padding: 0.5rem 0;
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.nav-menu > li > a:hover,
.nav-menu > li > a.active {
    color: var(--primary-color);
}

/* Dropdown Menu */
.dropdown {
    position: relative;
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background-color: white;
    min-width: 220px;
    box-shadow: var(--shadow-lg);
    border-radius: var(--radius-md);
    padding: 0.5rem 0;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: var(--transition-normal);
    margin-top: 0.5rem;
}

.dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-menu li a {
    display: block;
    padding: 0.75rem 1.5rem;
    color: var(--text-dark);
    transition: var(--transition-fast);
}

.dropdown-menu li a:hover,
.dropdown-menu li a.active {
    background-color: var(--bg-light);
    color: var(--primary-color);
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 0.25rem;
    padding: 0.5rem;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background-color: var(--text-dark);
    border-radius: 2px;
    transition: var(--transition-normal);
}

/* =================================================================
   HERO SECTION
   ================================================================= */

.hero {
    position: relative;
    background: linear-gradient(135deg, #0066cc 0%, #004d99 100%);
    padding: 6rem 0;
    color: white;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    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="0.05"%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');
    opacity: 0.5;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.3);
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
}

.hero-title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    color: white;
    margin-bottom: var(--spacing-md);
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

.hero-subtitle {
    font-size: clamp(1.125rem, 2vw, 1.5rem);
    color: rgba(255,255,255,0.95);
    margin-bottom: var(--spacing-xl);
    line-height: 1.6;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: var(--spacing-xl);
}

.hero-features {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
}

.hero-feature {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
}

.hero-feature i {
    font-size: 1.25rem;
    color: var(--accent-color);
}

/* =================================================================
   PAGE HERO
   ================================================================= */

.page-hero {
    position: relative;
    background: linear-gradient(135deg, #0066cc 0%, #004d99 100%);
    padding: 4rem 0;
    color: white;
    text-align: center;
}

.page-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    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="0.05"%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');
    opacity: 0.5;
}

.page-hero-content {
    position: relative;
    z-index: 2;
}

.page-title {
    font-size: clamp(2rem, 4vw, 3rem);
    color: white;
    margin-bottom: var(--spacing-sm);
}

.page-subtitle {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: rgba(255,255,255,0.9);
    margin-bottom: var(--spacing-md);
}

.breadcrumb {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    color: rgba(255,255,255,0.8);
}

.breadcrumb a {
    color: white;
}

.breadcrumb span {
    color: rgba(255,255,255,0.6);
}

/* =================================================================
   SERVICES SECTION
   ================================================================= */

.services {
    padding: var(--spacing-2xl) 0;
    background-color: var(--bg-light);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: var(--spacing-xl);
}

.service-card {
    background-color: white;
    padding: 2rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
    border-top: 4px solid var(--primary-color);
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.service-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-md);
    font-size: 2rem;
    color: white;
}

.service-title {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
    color: var(--text-dark);
}

.service-description {
    color: var(--text-light);
    margin-bottom: var(--spacing-md);
    line-height: 1.7;
}

.service-benefits {
    margin-bottom: var(--spacing-md);
}

.service-benefits li {
    display: flex;
    align-items: start;
    gap: 0.75rem;
    margin-bottom: 0.5rem;
    color: var(--text-medium);
}

.service-benefits i {
    color: var(--accent-color);
    margin-top: 0.25rem;
}

.service-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--primary-color);
    font-weight: 600;
    transition: var(--transition-fast);
}

.service-link:hover {
    gap: 0.75rem;
}

/* =================================================================
   WHY CHOOSE US SECTION
   ================================================================= */

.why-choose-us {
    padding: var(--spacing-2xl) 0;
}

.why-choose-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
}

.features-list {
    display: grid;
    gap: 1.5rem;
    margin-top: var(--spacing-lg);
}

.feature-item {
    display: flex;
    gap: 1rem;
}

.feature-icon {
    width: 50px;
    height: 50px;
    background-color: var(--primary-color);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
    flex-shrink: 0;
}

.feature-content h4 {
    font-size: 1.125rem;
    margin-bottom: 0.5rem;
}

.feature-content p {
    color: var(--text-light);
    margin-bottom: 0;
}

.why-choose-right {
    display: grid;
    gap: 2rem;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

.stat-card {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    color: white;
    padding: 2rem;
    border-radius: var(--radius-lg);
    text-align: center;
    box-shadow: var(--shadow-md);
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 0.875rem;
    opacity: 0.95;
}

/* =================================================================
   PROCESS SECTION
   ================================================================= */

.process {
    padding: var(--spacing-2xl) 0;
    background-color: var(--bg-light);
}

.process-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: var(--spacing-xl);
}

.process-step {
    background-color: white;
    padding: 2rem;
    border-radius: var(--radius-lg);
    text-align: center;
    position: relative;
    box-shadow: var(--shadow-sm);
}

.step-number {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--secondary-color), var(--secondary-dark));
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.125rem;
}

.step-icon {
    font-size: 3rem;
    color: var(--primary-color);
    margin: 1rem 0;
}

.step-title {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
}

.step-description {
    color: var(--text-light);
    margin-bottom: 0;
}

/* =================================================================
   CTA SECTION
   ================================================================= */

.cta {
    padding: var(--spacing-2xl) 0;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    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="0.05"%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');
}

.cta-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
    margin: 0 auto;
}

.cta-title {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    color: white;
    margin-bottom: var(--spacing-md);
}

.cta-description {
    font-size: 1.125rem;
    color: rgba(255,255,255,0.95);
    margin-bottom: var(--spacing-xl);
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* =================================================================
   FOOTER
   ================================================================= */

.footer {
    background-color: var(--text-dark);
    color: rgba(255,255,255,0.8);
    padding: var(--spacing-2xl) 0 var(--spacing-md);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-bottom: var(--spacing-xl);
}

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

.footer-logo img {
    height: 50px;
    width: auto;
    filter: brightness(0) invert(1);
}

.footer-description {
    color: rgba(255,255,255,0.7);
    line-height: 1.7;
    margin-bottom: var(--spacing-md);
}

.footer-social {
    display: flex;
    gap: 0.75rem;
}

.footer-social a {
    width: 40px;
    height: 40px;
    background-color: rgba(255,255,255,0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    transition: var(--transition-fast);
}

.footer-social a:hover {
    background-color: var(--primary-color);
    transform: translateY(-3px);
}

.footer-title {
    color: white;
    font-size: 1.25rem;
    margin-bottom: var(--spacing-md);
}

.footer-links li {
    margin-bottom: 0.75rem;
}

.footer-links a {
    color: rgba(255,255,255,0.7);
    transition: var(--transition-fast);
}

.footer-links a:hover {
    color: white;
    padding-left: 0.5rem;
}

.footer-contact li {
    display: flex;
    gap: 1rem;
    margin-bottom: 1rem;
    color: rgba(255,255,255,0.7);
}

.footer-contact i {
    color: var(--primary-color);
    margin-top: 0.25rem;
    flex-shrink: 0;
}

.footer-contact a {
    color: rgba(255,255,255,0.7);
}

.footer-contact a:hover {
    color: white;
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: var(--spacing-md);
    text-align: center;
    font-size: 0.875rem;
    color: rgba(255,255,255,0.6);
}

/* =================================================================
   SERVICE DETAILS PAGE
   ================================================================= */

.service-details {
    padding: var(--spacing-2xl) 0;
}

.service-details-content {
    display: grid;
    grid-template-columns: 1fr 350px;
    gap: 3rem;
}

.service-main {
    max-width: 100%;
}

.service-intro {
    margin-bottom: var(--spacing-xl);
}

.service-intro h2 {
    margin-bottom: var(--spacing-md);
}

.service-intro p {
    color: var(--text-medium);
    line-height: 1.8;
    margin-bottom: var(--spacing-md);
}

.service-benefits-section,
.service-process-section,
.service-signs-section,
.service-faq-section,
.service-cta-section,
.service-content-section,
.service-facts-section,
.service-tips-section,
.service-warning-section,
.service-danger-section,
.service-comparison-section {
    margin-bottom: var(--spacing-xl);
    padding-bottom: var(--spacing-xl);
    border-bottom: 1px solid var(--border-color);
}

.service-benefits-section:last-child,
.service-process-section:last-child,
.service-signs-section:last-child,
.service-faq-section:last-child,
.service-cta-section:last-child {
    border-bottom: none;
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: var(--spacing-lg);
}

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

.benefit-icon {
    width: 60px;
    height: 60px;
    background-color: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-md);
    color: white;
    font-size: 1.75rem;
}

.benefit-item h4 {
    font-size: 1.125rem;
    margin-bottom: 0.75rem;
}

.benefit-item p {
    color: var(--text-light);
    margin-bottom: 0;
}

.process-list {
    margin-top: var(--spacing-lg);
}

.process-item {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.process-number {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 700;
    font-size: 1.25rem;
    flex-shrink: 0;
}

.process-content h4 {
    font-size: 1.125rem;
    margin-bottom: 0.75rem;
}

.process-content p {
    color: var(--text-light);
    line-height: 1.7;
    margin-bottom: 0;
}

.signs-list {
    margin-top: var(--spacing-lg);
}

.signs-list li {
    display: flex;
    align-items: start;
    gap: 0.75rem;
    margin-bottom: 1rem;
    color: var(--text-medium);
}

.signs-list i {
    color: var(--accent-color);
    margin-top: 0.25rem;
}

.faq-list {
    margin-top: var(--spacing-lg);
}

.faq-item {
    background-color: var(--bg-light);
    padding: 1.5rem;
    border-radius: var(--radius-md);
    margin-bottom: 1rem;
}

.faq-item h4 {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.125rem;
    color: var(--primary-color);
    margin-bottom: 0.75rem;
}

.faq-item p {
    color: var(--text-medium);
    line-height: 1.7;
    margin-bottom: 0;
}

/* Warning and Danger Boxes */
.warning-box,
.danger-box {
    background-color: #fff3cd;
    border-left: 4px solid #ffc107;
    padding: 1.5rem;
    border-radius: var(--radius-md);
    display: flex;
    gap: 1rem;
    margin-top: var(--spacing-lg);
}

.danger-box {
    background-color: #f8d7da;
    border-left-color: #dc3545;
}

.warning-box i,
.danger-box i {
    font-size: 2rem;
    color: #ffc107;
    flex-shrink: 0;
}

.danger-box i {
    color: #dc3545;
}

.warning-content h3,
.danger-content h3 {
    color: #856404;
    margin-bottom: 0.75rem;
}

.danger-content h3 {
    color: #721c24;
}

.warning-content p,
.danger-content p {
    color: #856404;
    margin-bottom: 1rem;
}

.danger-content p {
    color: #721c24;
}

.warning-content ul,
.danger-content ul {
    margin: 1rem 0;
}

.warning-content li,
.danger-content li {
    margin-bottom: 0.5rem;
    color: #856404;
}

.danger-content li {
    color: #721c24;
}

.danger-cta {
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid rgba(0,0,0,0.1);
}

/* Service Sidebar */
.service-sidebar {
    position: sticky;
    top: 100px;
}

.sidebar-widget {
    background-color: white;
    padding: 2rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    margin-bottom: 2rem;
}

.widget-title {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-sm);
    border-bottom: 2px solid var(--primary-color);
}

.service-list li {
    margin-bottom: 0.75rem;
}

.service-list li.active a,
.service-list a:hover {
    color: var(--primary-color);
}

.service-list a {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--text-dark);
    padding: 0.75rem;
    border-radius: var(--radius-sm);
    transition: var(--transition-fast);
}

.service-list a:hover {
    background-color: var(--bg-light);
}

.service-list li.active a {
    background-color: var(--bg-light);
    font-weight: 600;
}

.widget-contact {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: white;
}

.widget-contact .widget-title {
    color: white;
    border-bottom-color: rgba(255,255,255,0.3);
}

.widget-contact-info {
    margin-bottom: var(--spacing-md);
}

.contact-item {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.contact-item i {
    font-size: 1.25rem;
    color: rgba(255,255,255,0.8);
    margin-top: 0.25rem;
}

.contact-item span,
.contact-item p {
    font-size: 0.875rem;
    color: rgba(255,255,255,0.9);
    margin-bottom: 0;
}

.contact-item a {
    color: white;
    font-weight: 600;
}

.widget-cta {
    background-color: var(--bg-light);
}

.widget-cta h4 {
    margin-bottom: 0.75rem;
}

.widget-cta p {
    color: var(--text-light);
    margin-bottom: var(--spacing-md);
}

/* Related Services */
.related-services {
    padding: var(--spacing-2xl) 0;
    background-color: var(--bg-light);
}

/* Content Columns */
.content-columns {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: var(--spacing-lg);
}

.content-column h4 {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--primary-color);
    margin-bottom: var(--spacing-md);
}

.content-column ul {
    list-style: disc;
    margin-left: 1.5rem;
}

.content-column li {
    margin-bottom: 0.5rem;
    color: var(--text-medium);
}

/* Facts Grid */
.facts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: var(--spacing-lg);
}

.fact-item {
    display: flex;
    gap: 1rem;
    background-color: var(--bg-light);
    padding: 1.5rem;
    border-radius: var(--radius-md);
}

.fact-icon {
    width: 50px;
    height: 50px;
    background-color: var(--secondary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
    flex-shrink: 0;
}

.fact-content h4 {
    font-size: 1.125rem;
    margin-bottom: 0.5rem;
}

.fact-content p {
    color: var(--text-light);
    margin-bottom: 0;
    font-size: 0.875rem;
}

/* Tips Grid */
.tips-grid {
    display: grid;
    gap: 1rem;
    margin-top: var(--spacing-lg);
}

.tip-item {
    display: flex;
    gap: 1rem;
    padding: 1rem;
    background-color: var(--bg-light);
    border-radius: var(--radius-md);
}

.tip-item i {
    color: var(--accent-color);
    font-size: 1.25rem;
    margin-top: 0.25rem;
    flex-shrink: 0;
}

.tip-item h4 {
    font-size: 1rem;
    margin-bottom: 0.5rem;
}

.tip-item p {
    color: var(--text-light);
    margin-bottom: 0;
    font-size: 0.875rem;
}

/* Comparison Table */
.comparison-table {
    margin-top: var(--spacing-lg);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.comparison-row {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 1rem;
    padding: 1rem;
    align-items: center;
}

.comparison-header {
    background-color: var(--primary-color);
    color: white;
    font-weight: 600;
}

.comparison-row:not(.comparison-header) {
    background-color: white;
    border-bottom: 1px solid var(--border-color);
}

.comparison-row:last-child {
    border-bottom: none;
}

.comparison-row:not(.comparison-header):nth-child(even) {
    background-color: var(--bg-light);
}

.comparison-feature {
    font-weight: 500;
}

.comparison-diy,
.comparison-pro {
    text-align: center;
}

.comparison-diy i.fa-times {
    color: #dc3545;
}

.comparison-pro i.fa-check {
    color: var(--accent-color);
}

/* =================================================================
   ABOUT PAGE
   ================================================================= */

.about-content {
    padding: var(--spacing-2xl) 0;
}

.about-intro {
    display: grid;
    grid-template-columns: 1fr 400px;
    gap: 3rem;
    align-items: center;
    margin-bottom: var(--spacing-2xl);
}

.about-intro-text p {
    color: var(--text-medium);
    line-height: 1.8;
    margin-bottom: var(--spacing-md);
}

.about-intro-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

.stat-box {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    color: white;
    padding: 2rem;
    border-radius: var(--radius-lg);
    text-align: center;
    box-shadow: var(--shadow-md);
}

.stat-icon {
    font-size: 2rem;
    margin-bottom: 1rem;
    opacity: 0.9;
}

.mission-values {
    padding: var(--spacing-2xl) 0;
    background-color: var(--bg-light);
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: var(--spacing-xl);
}

.value-card {
    background-color: white;
    padding: 2rem;
    border-radius: var(--radius-lg);
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
}

.value-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.value-icon {
    width: 70px;
    height: 70px;
    background-color: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-md);
    color: white;
    font-size: 2rem;
}

.value-card h3 {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
}

.value-card p {
    color: var(--text-light);
    margin-bottom: 0;
}

.why-choose {
    padding: var(--spacing-2xl) 0;
}

.testimonial-box {
    background-color: white;
    padding: 2rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    position: relative;
}

.testimonial-box i.fa-quote-left {
    font-size: 2rem;
    color: var(--primary-color);
    opacity: 0.2;
    margin-bottom: 1rem;
}

.testimonial-box p {
    color: var(--text-medium);
    font-style: italic;
    margin-bottom: var(--spacing-md);
    line-height: 1.7;
}

.testimonial-author {
    margin-bottom: 0.5rem;
}

.testimonial-author strong {
    display: block;
    color: var(--text-dark);
    margin-bottom: 0.25rem;
}

.testimonial-author span {
    color: var(--text-light);
    font-size: 0.875rem;
}

.testimonial-rating {
    color: #ffc107;
}

.our-team {
    padding: var(--spacing-2xl) 0;
    background-color: var(--bg-light);
}

.team-content {
    max-width: 900px;
    margin: 0 auto;
}

.team-content p {
    color: var(--text-medium);
    line-height: 1.8;
    margin-bottom: var(--spacing-md);
}

.team-qualities {
    display: flex;
    flex-wrap: wrap;
    gap: 2rem;
    justify-content: center;
    margin-top: var(--spacing-xl);
}

.quality-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    text-align: center;
}

.quality-item i {
    font-size: 2.5rem;
    color: var(--primary-color);
}

.quality-item span {
    font-weight: 600;
    color: var(--text-dark);
}

.service-area {
    padding: var(--spacing-2xl) 0;
}

.service-area-content {
    max-width: 900px;
    margin: 0 auto;
}

.service-area-text p {
    color: var(--text-medium);
    line-height: 1.8;
    margin-bottom: var(--spacing-md);
}

.service-area-info {
    display: grid;
    gap: 1.5rem;
    margin-top: var(--spacing-xl);
}

.area-info-item {
    display: flex;
    gap: 1rem;
    padding: 1.5rem;
    background-color: var(--bg-light);
    border-radius: var(--radius-md);
}

.area-info-item i {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-top: 0.25rem;
}

.area-info-item strong {
    display: block;
    color: var(--text-dark);
    margin-bottom: 0.25rem;
}

.area-info-item p,
.area-info-item a {
    color: var(--text-medium);
    margin-bottom: 0;
}

/* =================================================================
   CONTACT PAGE
   ================================================================= */

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

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

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

.contact-info > p {
    color: var(--text-medium);
    line-height: 1.8;
    margin-bottom: var(--spacing-xl);
}

.contact-info-items {
    margin-bottom: var(--spacing-xl);
}

.contact-info-item {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.contact-icon {
    width: 60px;
    height: 60px;
    background-color: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
    flex-shrink: 0;
}

.contact-details h4 {
    font-size: 1.125rem;
    margin-bottom: 0.5rem;
}

.contact-details p {
    color: var(--text-medium);
    margin-bottom: 0.25rem;
}

.contact-details span {
    font-size: 0.875rem;
    color: var(--text-light);
}

.contact-details a {
    color: var(--primary-color);
    font-weight: 600;
}

.social-connect h4 {
    font-size: 1.125rem;
    margin-bottom: var(--spacing-md);
}

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

.social-icons a {
    width: 45px;
    height: 45px;
    background-color: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    transition: var(--transition-fast);
}

.social-icons a:hover {
    background-color: var(--primary-dark);
    transform: translateY(-3px);
}

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

.contact-form-wrapper > p {
    color: var(--text-light);
    margin-bottom: var(--spacing-lg);
}

.contact-form {
    display: grid;
    gap: 1.5rem;
}

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

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

.form-group label {
    font-weight: 500;
    margin-bottom: 0.5rem;
    color: var(--text-dark);
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-family: inherit;
    font-size: 1rem;
    transition: var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0,102,204,0.1);
}

.form-group textarea {
    resize: vertical;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
}

.checkbox-label input[type="checkbox"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
}

.form-note {
    font-size: 0.875rem;
    color: var(--text-light);
    margin-top: 0.5rem;
}

.form-message {
    padding: 1rem;
    border-radius: var(--radius-sm);
    margin-top: 1rem;
}

.form-message.success {
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.form-message.error {
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

.map-section {
    padding: var(--spacing-2xl) 0;
    background-color: var(--bg-light);
}

.map-section h2 {
    text-align: center;
    margin-bottom: var(--spacing-sm);
}

.map-section > .container > p {
    text-align: center;
    color: var(--text-light);
    margin-bottom: var(--spacing-xl);
}

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

.map-container iframe {
    display: block;
    width: 100%;
}

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

.faq-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2rem;
    margin-top: var(--spacing-xl);
}

/* =================================================================
   BLOG PAGE
   ================================================================= */

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

.blog-grid {
    display: grid;
    gap: 3rem;
}

.blog-card {
    background-color: white;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
}

.blog-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-5px);
}

.blog-image {
    position: relative;
    height: 250px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
}

.blog-category {
    position: absolute;
    top: 1rem;
    left: 1rem;
    background-color: var(--secondary-color);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    font-weight: 600;
}

.blog-content {
    padding: 2rem;
}

.blog-meta {
    display: flex;
    gap: 1.5rem;
    margin-bottom: var(--spacing-md);
    font-size: 0.875rem;
    color: var(--text-light);
}

.blog-meta span {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.blog-title {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-md);
    color: var(--text-dark);
}

.blog-excerpt {
    color: var(--text-medium);
    line-height: 1.7;
    margin-bottom: var(--spacing-md);
}

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

.blog-highlights li {
    display: flex;
    align-items: start;
    gap: 0.75rem;
    margin-bottom: 0.5rem;
    color: var(--text-medium);
}

.blog-highlights i {
    color: var(--accent-color);
    margin-top: 0.25rem;
}

.blog-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--primary-color);
    font-weight: 600;
    transition: var(--transition-fast);
}

.blog-link:hover {
    gap: 0.75rem;
}

.newsletter-section {
    padding: var(--spacing-2xl) 0;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: white;
}

.newsletter-content {
    max-width: 800px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.newsletter-text h2 {
    color: white;
    margin-bottom: 0.75rem;
}

.newsletter-text p {
    color: rgba(255,255,255,0.9);
    margin-bottom: 0;
}

.newsletter-form {
    display: flex;
    gap: 1rem;
}

.newsletter-form input {
    flex: 1;
    padding: 0.75rem 1rem;
    border: none;
    border-radius: var(--radius-sm);
    font-size: 1rem;
}

.newsletter-form button {
    white-space: nowrap;
}

/* =================================================================
   RESPONSIVE DESIGN
   ================================================================= */

@media (max-width: 1024px) {
    .service-details-content {
        grid-template-columns: 1fr;
    }
    
    .service-sidebar {
        position: static;
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
        gap: 2rem;
    }
    
    .why-choose-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .about-intro {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
}

@media (max-width: 768px) {
    :root {
        --spacing-xl: 2rem;
        --spacing-2xl: 3rem;
    }
    
    /* Mobile Menu */
    .mobile-menu-toggle {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: 100%;
        left: -100%;
        width: 80%;
        max-width: 300px;
        height: calc(100vh - 100%);
        background-color: white;
        flex-direction: column;
        align-items: flex-start;
        padding: 2rem;
        box-shadow: var(--shadow-lg);
        transition: var(--transition-normal);
        overflow-y: auto;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-menu > li {
        width: 100%;
    }
    
    .nav-menu > li > a {
        width: 100%;
        padding: 0.75rem 0;
    }
    
    .dropdown-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        padding: 0.5rem 0 0.5rem 1rem;
        margin-top: 0;
        display: none;
    }
    
    .dropdown.active .dropdown-menu {
        display: block;
    }
    
    .top-bar-content {
        flex-direction: column;
        text-align: center;
    }
    
    .top-bar-left,
    .top-bar-right {
        flex-direction: column;
        gap: 0.75rem;
    }
    
    .hero {
        padding: 4rem 0;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .hero-buttons .btn {
        width: 100%;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .process-steps {
        grid-template-columns: 1fr;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .newsletter-content {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }
    
    .newsletter-form {
        flex-direction: column;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .about-intro-stats {
        grid-template-columns: 1fr;
    }
    
    .team-qualities {
        flex-direction: column;
        gap: 1.5rem;
    }
    
    .faq-grid {
        grid-template-columns: 1fr;
    }
    
    .content-columns {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 1rem;
    }
    
    .btn {
        padding: 0.65rem 1.25rem;
        font-size: 0.9375rem;
    }
    
    .btn-lg {
        padding: 0.85rem 1.5rem;
        font-size: 1rem;
    }
    
    .hero-features {
        flex-direction: column;
        gap: 1rem;
    }
    
    .cta-buttons {
        flex-direction: column;
    }
}

/* =================================================================
   UTILITY CLASSES
   ================================================================= */

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

.mt-1 { margin-top: var(--spacing-xs); }
.mt-2 { margin-top: var(--spacing-sm); }
.mt-3 { margin-top: var(--spacing-md); }
.mt-4 { margin-top: var(--spacing-lg); }
.mt-5 { margin-top: var(--spacing-xl); }

.mb-1 { margin-bottom: var(--spacing-xs); }
.mb-2 { margin-bottom: var(--spacing-sm); }
.mb-3 { margin-bottom: var(--spacing-md); }
.mb-4 { margin-bottom: var(--spacing-lg); }
.mb-5 { margin-bottom: var(--spacing-xl); }

.d-none { display: none; }
.d-block { display: block; }
.d-flex { display: flex; }
.d-grid { display: grid; }

/* =================================================================
   ANIMATIONS
   ================================================================= */

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeIn 0.6s ease forwards;
}

/* =================================================================
   PRINT STYLES
   ================================================================= */

@media print {
    .header,
    .footer,
    .cta,
    .newsletter-section,
    .btn {
        display: none;
    }
    
    body {
        font-size: 12pt;
        line-height: 1.5;
        color: #000;
    }
    
    a {
        text-decoration: underline;
        color: #000;
    }
}