/* ========================================
   Metro Plumbing Los Angeles - Styles
   Color Scheme: Ocean Blue (B)
   Font Pairing: Poppins + Open Sans
   Animation: Slide In + Border Highlight
   Layout: Horizontal scroll services, list with thumbnails, tabbed FAQ
   ======================================== */

/* CSS Variables - Ocean Blue Theme */
:root {
    --primary: #0369A1;
    --primary-dark: #075985;
    --primary-light: #0EA5E9;
    --accent: #38BDF8;
    --accent-light: #7DD3FC;
    --text-dark: #1E293B;
    --text-medium: #475569;
    --text-light: #64748B;
    --white: #FFFFFF;
    --off-white: #F8FAFC;
    --light-gray: #E2E8F0;
    --border-color: #CBD5E1;
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.15);
    --transition-fast: 0.2s ease;
    --transition-medium: 0.3s ease;
    --transition-slow: 0.5s ease;
    --border-radius-sm: 4px;
    --border-radius-md: 8px;
    --border-radius-lg: 12px;
    --border-radius-xl: 16px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Open Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--white);
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Poppins', sans-serif;
    font-weight: 600;
    line-height: 1.3;
    color: var(--text-dark);
}

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

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

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

ul {
    list-style: none;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Mobile Sticky Call Button */
.mobile-sticky-call {
    display: none;
    position: fixed;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--primary);
    color: var(--white);
    padding: 12px 30px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 16px;
    z-index: 1000;
    box-shadow: var(--shadow-lg);
    align-items: center;
    gap: 8px;
    animation: pulse 2s infinite;
}

.mobile-sticky-call:hover {
    background: var(--primary-dark);
    color: var(--white);
}

.call-icon {
    font-size: 18px;
}

@keyframes pulse {
    0%, 100% {
        box-shadow: 0 0 0 0 rgba(3, 105, 161, 0.4);
    }
    50% {
        box-shadow: 0 0 0 10px rgba(3, 105, 161, 0);
    }
}

/* Header */
.header {
    background: var(--white);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 15px 20px;
    max-width: 1400px;
}

.logo a {
    display: block;
}

.logo img {
    height: 60px;
    width: auto;
}

.nav-list {
    display: flex;
    gap: 30px;
}

.nav-list a {
    color: var(--text-dark);
    font-weight: 500;
    font-size: 15px;
    padding: 8px 0;
    position: relative;
}

.nav-list a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: width var(--transition-medium);
}

.nav-list a:hover::after {
    width: 100%;
}

.header-cta {
    background: var(--primary);
    color: var(--white);
    padding: 10px 25px;
    border-radius: var(--border-radius-md);
    font-weight: 600;
    font-size: 14px;
    transition: background var(--transition-fast);
}

.header-cta:hover {
    background: var(--primary-dark);
    color: var(--white);
}

.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

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

/* Hero Section - Card-Based Style */
.hero {
    position: relative;
    min-height: 600px;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.hero-background img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero-background::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(3, 105, 161, 0.9) 0%, rgba(7, 89, 133, 0.85) 50%, rgba(3, 105, 161, 0.8) 100%);
}

.hero-content {
    position: relative;
    z-index: 2;
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 60px 20px;
    display: flex;
    flex-direction: column;
    gap: 40px;
}

.hero-card {
    background: var(--white);
    padding: 50px;
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-xl);
    max-width: 700px;
    animation: slideInLeft 0.8s ease forwards;
    opacity: 0;
    transform: translateX(-30px);
}

@keyframes slideInLeft {
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.hero-title {
    font-size: 48px;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 10px;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 20px;
    color: var(--text-medium);
    margin-bottom: 20px;
    font-weight: 500;
}

.hero-description {
    font-size: 16px;
    color: var(--text-light);
    margin-bottom: 30px;
    line-height: 1.7;
}

.hero-cta-group {
    display: flex;
    align-items: center;
    gap: 20px;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 32px;
    border-radius: var(--border-radius-md);
    font-weight: 600;
    font-size: 16px;
    transition: all var(--transition-fast);
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: var(--primary);
    color: var(--white);
    position: relative;
    overflow: hidden;
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s;
}

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

.btn-primary:hover::before {
    left: 100%;
}

.btn-large {
    padding: 18px 45px;
    font-size: 18px;
}

.hero-phone {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-dark);
}

.hero-stats {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.stat-badge {
    background: var(--white);
    padding: 20px 30px;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
    text-align: center;
    animation: slideInUp 0.6s ease forwards;
    opacity: 0;
    transform: translateY(20px);
    border-left: 4px solid var(--accent);
}

.stat-badge:nth-child(1) { animation-delay: 0.2s; }
.stat-badge:nth-child(2) { animation-delay: 0.4s; }
.stat-badge:nth-child(3) { animation-delay: 0.6s; }

@keyframes slideInUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.stat-number {
    display: block;
    font-family: 'Poppins', sans-serif;
    font-size: 28px;
    font-weight: 700;
    color: var(--primary);
}

.stat-label {
    display: block;
    font-size: 13px;
    color: var(--text-light);
    margin-top: 5px;
}

/* Section Styles */
section {
    padding: 80px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 50px;
}

.section-title {
    font-size: 36px;
    color: var(--text-dark);
    margin-bottom: 15px;
    position: relative;
    display: inline-block;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: var(--accent);
    border-radius: 2px;
}

.section-description {
    font-size: 18px;
    color: var(--text-light);
    max-width: 600px;
    margin: 20px auto 0;
}

/* Services Section - Horizontal Scroll */
.services {
    background: var(--off-white);
}

.services-scroll-wrapper {
    position: relative;
    margin: 0 -20px;
    padding: 0 20px;
}

.services-scroll {
    display: flex;
    gap: 25px;
    overflow-x: auto;
    padding: 20px 5px;
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
}

.services-scroll::-webkit-scrollbar {
    display: none;
}

.service-card {
    flex: 0 0 320px;
    background: var(--white);
    padding: 35px;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    scroll-snap-align: start;
    transition: all var(--transition-medium);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--primary);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-medium);
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.service-card:hover::before {
    transform: scaleX(1);
}

.service-icon {
    margin-bottom: 20px;
}

.service-icon img {
    width: 70px;
    height: 70px;
    border-radius: var(--border-radius-md);
}

.service-card h3 {
    font-size: 20px;
    margin-bottom: 12px;
    color: var(--text-dark);
}

.service-card p {
    font-size: 14px;
    color: var(--text-light);
    line-height: 1.7;
    margin-bottom: 20px;
}

.service-link {
    display: inline-block;
    font-weight: 600;
    font-size: 14px;
    color: var(--primary);
    position: relative;
    padding-right: 20px;
}

.service-link::after {
    content: '→';
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    transition: right var(--transition-fast);
}

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

.service-link:hover::after {
    right: -5px;
}

.scroll-indicators {
    text-align: center;
    margin-top: 20px;
}

.scroll-hint {
    display: inline-block;
    font-size: 14px;
    color: var(--text-light);
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 100% { transform: translateX(0); }
    50% { transform: translateX(10px); }
}

/* Common Problems Section */
.problems-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.problem-card {
    background: var(--white);
    padding: 35px;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-medium);
    border: 1px solid var(--light-gray);
    position: relative;
    overflow: hidden;
}

.problem-card::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: var(--primary);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-medium);
}

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

.problem-card:hover::after {
    transform: scaleX(1);
}

.problem-icon {
    margin-bottom: 20px;
}

.problem-icon img {
    width: 55px;
    height: 55px;
}

.problem-card h3 {
    font-size: 20px;
    margin-bottom: 12px;
    color: var(--text-dark);
}

.problem-card p {
    font-size: 15px;
    color: var(--text-light);
    line-height: 1.7;
}

/* Locations Section - List with Thumbnails */
.locations {
    background: var(--off-white);
}

.locations-list {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.location-item {
    display: flex;
    background: var(--white);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    overflow: hidden;
    transition: all var(--transition-medium);
}

.location-item:hover {
    transform: translateX(10px);
    box-shadow: var(--shadow-lg);
}

.location-image {
    flex: 0 0 200px;
    overflow: hidden;
}

.location-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-medium);
}

.location-item:hover .location-image img {
    transform: scale(1.1);
}

.location-info {
    padding: 25px 30px;
    flex: 1;
}

.location-info h3 {
    font-size: 22px;
    margin-bottom: 10px;
    color: var(--primary);
}

.location-info p {
    font-size: 15px;
    color: var(--text-light);
    line-height: 1.7;
}

/* Map Section */
.map-section {
    background: var(--white);
    padding: 60px 0;
}

.map-container {
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    margin-top: 30px;
}

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

/* Why Choose Us Section */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 30px;
}

.feature-card {
    background: var(--white);
    padding: 35px;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    text-align: center;
    transition: all var(--transition-medium);
    border: 2px solid transparent;
}

.feature-card:hover {
    border-color: var(--accent);
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.feature-card h3 {
    font-size: 20px;
    margin-bottom: 15px;
    color: var(--primary);
}

.feature-card p {
    font-size: 15px;
    color: var(--text-light);
    line-height: 1.7;
}

/* FAQ Section - Tabbed Layout */
.faq {
    background: var(--off-white);
}

.faq-tabs {
    max-width: 900px;
    margin: 0 auto;
}

.tab-buttons {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.tab-btn {
    padding: 12px 30px;
    background: var(--white);
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius-md);
    font-family: 'Poppins', sans-serif;
    font-weight: 600;
    font-size: 15px;
    color: var(--text-medium);
    cursor: pointer;
    transition: all var(--transition-fast);
}

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

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

.tab-content {
    background: var(--white);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    overflow: hidden;
}

.faq-panel {
    display: none;
    padding: 40px;
}

.faq-panel.active {
    display: block;
    animation: fadeIn 0.4s ease;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.faq-item {
    padding: 25px 0;
    border-bottom: 1px solid var(--light-gray);
}

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

.faq-item h3 {
    font-size: 18px;
    margin-bottom: 12px;
    color: var(--text-dark);
    position: relative;
    padding-left: 25px;
}

.faq-item h3::before {
    content: 'Q';
    position: absolute;
    left: 0;
    top: 0;
    width: 22px;
    height: 22px;
    background: var(--primary);
    color: var(--white);
    border-radius: 50%;
    font-size: 12px;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
}

.faq-item p {
    font-size: 15px;
    color: var(--text-light);
    line-height: 1.8;
    padding-left: 25px;
}

/* CTA Section */
.cta-section {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    text-align: center;
    padding: 80px 20px;
}

.cta-section h2 {
    color: var(--white);
    font-size: 36px;
    margin-bottom: 15px;
}

.cta-section p {
    color: rgba(255, 255, 255, 0.9);
    font-size: 18px;
    margin-bottom: 30px;
}

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

.cta-section .btn-primary:hover {
    background: var(--off-white);
    color: var(--primary-dark);
}

.cta-phone {
    margin-top: 20px;
    font-size: 16px;
    color: rgba(255, 255, 255, 0.8);
}

/* Footer */
.footer {
    background: var(--text-dark);
    color: var(--white);
    padding: 60px 0 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-info h3 {
    color: var(--white);
    font-size: 22px;
    margin-bottom: 15px;
}

.footer-info p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 14px;
    line-height: 1.8;
    margin-bottom: 10px;
}

.footer-info a {
    color: var(--accent);
}

.footer-info a:hover {
    color: var(--accent-light);
}

.footer-services h4,
.footer-areas h4 {
    color: var(--white);
    font-size: 18px;
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 10px;
}

.footer-services h4::after,
.footer-areas h4::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40px;
    height: 3px;
    background: var(--accent);
    border-radius: 2px;
}

.footer-services ul li,
.footer-areas ul li {
    margin-bottom: 10px;
}

.footer-services a,
.footer-areas a {
    color: rgba(255, 255, 255, 0.7);
    font-size: 14px;
    transition: color var(--transition-fast);
}

.footer-services a:hover,
.footer-areas a:hover {
    color: var(--accent);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 30px;
    text-align: center;
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.6);
    font-size: 13px;
    margin-bottom: 10px;
}

.disclaimer {
    font-size: 11px !important;
    line-height: 1.6;
    max-width: 900px;
    margin: 0 auto !important;
    color: rgba(255, 255, 255, 0.5) !important;
}

/* Responsive Styles */
@media (max-width: 1024px) {
    .hero-title {
        font-size: 40px;
    }
    
    .hero-card {
        padding: 40px;
    }
    
    .hero-stats {
        justify-content: center;
    }
}

@media (max-width: 768px) {
    .nav {
        display: none;
    }
    
    .header-cta {
        display: none;
    }
    
    .menu-toggle {
        display: flex;
    }
    
    .mobile-sticky-call {
        display: flex;
    }
    
    .hero {
        min-height: auto;
        padding: 60px 0;
    }
    
    .hero-card {
        padding: 30px;
    }
    
    .hero-title {
        font-size: 32px;
    }
    
    .hero-subtitle {
        font-size: 18px;
    }
    
    .hero-stats {
        flex-direction: column;
        align-items: center;
    }
    
    .stat-badge {
        width: 100%;
        max-width: 250px;
    }
    
    section {
        padding: 60px 0;
    }
    
    .section-title {
        font-size: 28px;
    }
    
    .section-description {
        font-size: 16px;
    }
    
    .service-card {
        flex: 0 0 280px;
    }
    
    .location-item {
        flex-direction: column;
    }
    
    .location-image {
        flex: 0 0 180px;
    }
    
    .faq-panel {
        padding: 25px;
    }
    
    .tab-buttons {
        gap: 10px;
    }
    
    .tab-btn {
        padding: 10px 20px;
        font-size: 14px;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 28px;
    }
    
    .hero-cta-group {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .btn {
        width: 100%;
    }
    
    .service-card {
        flex: 0 0 260px;
    }
    
    .problems-grid {
        grid-template-columns: 1fr;
    }
    
    .feature-card {
        padding: 25px;
    }
}

/* Animation Classes */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

.animate-on-scroll.animated {
    opacity: 1;
    transform: translateY(0);
}

/* Border Highlight Effect */
.border-highlight {
    position: relative;
}

.border-highlight::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: var(--accent);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-medium);
}

.border-highlight:hover::after {
    transform: scaleX(1);
}