/* ========================================
   PREMIUM AUTO SERVICE - COMPLETE CSS
   ======================================== */

/* CSS Variables */
:root {
    --primary-color: #e74c3c;
    --primary-dark: #c0392b;
    --secondary-color: #2c3e50;
    --accent-color: #3498db;
    --light-bg: #f8f9fa;
    --dark-bg: #1a1a1a;
    --text-color: #333333;
    --text-light: #666666;
    --white: #ffffff;
    --border-color: #e0e0e0;
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.15);
    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--white);
}

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

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

ul {
    list-style: none;
}

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

/* ========================================
   HEADER & NAVIGATION
   ======================================== */

.site-header {
    background: var(--dark-bg);
    color: var(--white);
    padding: 15px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: var(--shadow);
}

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

.logo {
    display: flex;
    flex-direction: column;
}

.logo-text {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--white);
    letter-spacing: 2px;
}

.logo-sub {
    font-size: 0.9rem;
    color: var(--primary-color);
    letter-spacing: 3px;
}

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

.desktop-nav a {
    color: var(--white);
    font-weight: 500;
    padding: 8px 0;
    position: relative;
}

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

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

.desktop-nav a:hover::after,
.desktop-nav a.active::after {
    width: 100%;
}

.header-cta {
    display: inline-block;
    padding: 10px 25px;
    background: var(--primary-color);
    color: var(--white);
    border-radius: 5px;
    font-weight: 600;
}

.header-cta:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    color: var(--white);
    font-size: 1.5rem;
    cursor: pointer;
}

.mobile-nav {
    display: none;
    background: var(--dark-bg);
    padding: 20px;
}

.mobile-nav.active {
    display: block;
}

.mobile-nav a {
    display: block;
    color: var(--white);
    padding: 10px 0;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

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

.btn-primary,
.btn-secondary {
    display: inline-block;
    padding: 12px 30px;
    border-radius: 5px;
    font-weight: 600;
    text-align: center;
    transition: var(--transition);
    cursor: pointer;
    border: none;
}

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

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

.btn-secondary {
    background: var(--white);
    color: var(--secondary-color);
    border: 2px solid var(--secondary-color);
}

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

.btn-large {
    padding: 15px 40px;
    font-size: 1.1rem;
}

.btn-full {
    width: 100%;
}

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

.hero {
    background: linear-gradient(135deg, var(--secondary-color) 0%, #1a252f 100%);
    min-height: 80vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('../images/shop-exterior.jpg') center/cover;
    opacity: 0.2;
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    color: var(--white);
    padding: 100px 20px;
}

.hero h1 {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 20px;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.3rem;
    margin-bottom: 40px;
    opacity: 0.9;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 40px;
}

.trust-badges {
    display: flex;
    gap: 30px;
    justify-content: center;
    flex-wrap: wrap;
    font-size: 0.95rem;
}

.trust-badges span {
    background: rgba(255,255,255,0.1);
    padding: 8px 20px;
    border-radius: 20px;
}

/* ========================================
   TRUST BAR
   ======================================== */

.trust-bar {
    background: var(--light-bg);
    padding: 40px 0;
    border-bottom: 1px solid var(--border-color);
}

.trust-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
    text-align: center;
}

.trust-item {
    padding: 20px;
}

.trust-icon {
    font-size: 2.5rem;
    display: block;
    margin-bottom: 10px;
}

.trust-item strong {
    display: block;
    font-size: 1.5rem;
    color: var(--secondary-color);
    margin-bottom: 5px;
}

.trust-item p {
    color: var(--text-light);
    font-size: 0.9rem;
}

/* ========================================
   SECTION TITLES
   ======================================== */

.section-title {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 15px;
    color: var(--secondary-color);
}

.section-subtitle {
    text-align: center;
    color: var(--text-light);
    font-size: 1.1rem;
    margin-bottom: 50px;
}

/* ========================================
   SERVICES PREVIEW
   ======================================== */

.services-preview {
    padding: 80px 0;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
    margin-bottom: 50px;
}

.service-card {
    background: var(--white);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    padding: 30px;
    transition: var(--transition);
}

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

.service-icon {
    font-size: 3rem;
    margin-bottom: 20px;
}

.service-card h3 {
    font-size: 1.4rem;
    margin-bottom: 15px;
    color: var(--secondary-color);
}

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

.service-link {
    color: var(--primary-color);
    font-weight: 600;
}

.service-link:hover {
    text-decoration: underline;
}

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

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

.why-choose {
    padding: 80px 0;
    background: var(--light-bg);
}

.why-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.why-content h2 {
    text-align: left;
    margin-bottom: 30px;
}

.why-list {
    margin-bottom: 30px;
}

.why-list li {
    padding: 12px 0;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: flex-start;
    gap: 15px;
}

.why-list .check {
    color: var(--primary-color);
    font-weight: 700;
    font-size: 1.2rem;
}

.why-image img {
    border-radius: 10px;
    box-shadow: var(--shadow-lg);
}

/* ========================================
   TESTIMONIALS
   ======================================== */

.testimonials {
    padding: 80px 0;
    background: var(--secondary-color);
    color: var(--white);
}

.testimonials .section-title {
    color: var(--white);
}

.testimonial-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.testimonial-card {
    background: rgba(255,255,255,0.1);
    padding: 30px;
    border-radius: 10px;
    backdrop-filter: blur(10px);
}

.stars {
    color: #f1c40f;
    font-size: 1.3rem;
    margin-bottom: 15px;
}

.testimonial-card p {
    font-style: italic;
    margin-bottom: 20px;
    line-height: 1.7;
    opacity: 0.9;
}

.testimonial-author strong {
    display: block;
    font-size: 1.1rem;
    margin-bottom: 5px;
}

.testimonial-author span {
    font-size: 0.9rem;
    opacity: 0.7;
}

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

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

.cta-section h2 {
    font-size: 2.5rem;
    margin-bottom: 15px;
}

.cta-section p {
    font-size: 1.2rem;
    margin-bottom: 30px;
    opacity: 0.9;
}

.cta-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

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

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

.page-hero {
    background: linear-gradient(135deg, var(--secondary-color) 0%, #1a252f 100%);
    padding: 100px 0;
    text-align: center;
    color: var(--white);
}

.page-hero h1 {
    font-size: 3rem;
    margin-bottom: 15px;
}

.page-hero p {
    font-size: 1.2rem;
    opacity: 0.9;
}

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

.service-details {
    padding: 80px 0;
}

.service-section {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    margin-bottom: 80px;
    align-items: center;
}

.service-section.reverse {
    direction: rtl;
}

.service-section.reverse > * {
    direction: ltr;
}

.service-content h2 {
    font-size: 2rem;
    margin-bottom: 20px;
    color: var(--secondary-color);
}

.service-intro {
    font-size: 1.1rem;
    color: var(--text-light);
    margin-bottom: 30px;
}

.service-content h3 {
    font-size: 1.3rem;
    margin: 30px 0 15px;
    color: var(--secondary-color);
}

.service-list {
    margin-bottom: 25px;
}

.service-list li {
    padding: 8px 0;
    padding-left: 25px;
    position: relative;
}

.service-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: 700;
}

.warning-signs li::before {
    content: '⚠️';
}

.service-pricing {
    background: var(--light-bg);
    padding: 25px;
    border-radius: 10px;
    margin: 30px 0;
    border-left: 4px solid var(--primary-color);
}

.service-pricing h3 {
    margin-top: 0;
}

.price {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin: 10px 0;
}

.price-note {
    font-size: 0.9rem;
    color: var(--text-light);
    margin: 0;
}

.service-image img {
    border-radius: 10px;
    box-shadow: var(--shadow-lg);
}

.oil-types {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin: 30px 0;
}

.oil-type {
    background: var(--light-bg);
    padding: 25px;
    border-radius: 10px;
    text-align: center;
    border: 2px solid transparent;
}

.oil-type.featured {
    border-color: var(--primary-color);
    background: linear-gradient(135deg, rgba(231,76,60,0.1) 0%, rgba(231,76,60,0.05) 100%);
}

.oil-type h4 {
    font-size: 1.1rem;
    margin-bottom: 10px;
    color: var(--secondary-color);
}

.oil-type p {
    font-size: 0.9rem;
    color: var(--text-light);
    margin-bottom: 15px;
}

.price-tag {
    display: inline-block;
    background: var(--primary-color);
    color: var(--white);
    padding: 8px 20px;
    border-radius: 20px;
    font-weight: 700;
}

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

.contact-section {
    padding: 80px 0;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 60px;
}

.contact-form-wrapper h2,
.contact-info-wrapper h2 {
    font-size: 2rem;
    margin-bottom: 15px;
    color: var(--secondary-color);
}

.contact-form-wrapper > p,
.contact-info-wrapper > p {
    color: var(--text-light);
    margin-bottom: 30px;
}

.contact-form {
    background: var(--light-bg);
    padding: 40px;
    border-radius: 10px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--secondary-color);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid var(--border-color);
    border-radius: 5px;
    font-size: 1rem;
    font-family: inherit;
    transition: var(--transition);
}

.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(231,76,60,0.1);
}

.form-group textarea {
    resize: vertical;
}

.form-note {
    font-size: 0.85rem;
    color: var(--text-light);
    margin-top: 15px;
    text-align: center;
}

.contact-card {
    display: flex;
    gap: 20px;
    padding: 25px;
    background: var(--light-bg);
    border-radius: 10px;
    margin-bottom: 20px;
}

.contact-icon {
    font-size: 2rem;
}

.contact-card h3 {
    font-size: 1.1rem;
    margin-bottom: 8px;
    color: var(--secondary-color);
}

.contact-card p {
    color: var(--text-light);
}

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

.hours {
    font-size: 0.9rem;
    margin-top: 5px;
}

.emergency-box {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: var(--white);
    padding: 30px;
    border-radius: 10px;
    text-align: center;
    margin: 30px 0;
}

.emergency-box h3 {
    font-size: 1.3rem;
    margin-bottom: 10px;
}

.emergency-box p {
    margin-bottom: 20px;
    opacity: 0.9;
}

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

.map-box {
    margin-top: 30px;
}

.map-box h3 {
    font-size: 1.3rem;
    margin-bottom: 15px;
    color: var(--secondary-color);
}

/* ========================================
   FAQ SECTION
   ======================================== */

.faq-section {
    padding: 80px 0;
    background: var(--light-bg);
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(500px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.faq-item {
    background: var(--white);
    padding: 30px;
    border-radius: 10px;
    box-shadow: var(--shadow);
}

.faq-item h3 {
    font-size: 1.2rem;
    margin-bottom: 15px;
    color: var(--secondary-color);
}

.faq-item p {
    color: var(--text-light);
    line-height: 1.7;
}

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

.site-footer {
    background: var(--dark-bg);
    color: var(--white);
    padding: 60px 0 30px;
}

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

.footer-col h4 {
    font-size: 1.2rem;
    margin-bottom: 20px;
    color: var(--primary-color);
}

.footer-col p {
    color: rgba(255,255,255,0.7);
    line-height: 1.7;
}

.footer-col ul li {
    margin-bottom: 10px;
}

.footer-col ul li a {
    color: rgba(255,255,255,0.7);
}

.footer-col ul li a:hover {
    color: var(--primary-color);
}

.contact-info li {
    color: rgba(255,255,255,0.7);
    margin-bottom: 12px;
}

.social-links {
    display: flex;
    gap: 15px;
    margin-top: 20px;
}

.social-links a {
    background: rgba(255,255,255,0.1);
    padding: 10px 15px;
    border-radius: 5px;
    font-size: 0.9rem;
}

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

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 30px;
    text-align: center;
    color: rgba(255,255,255,0.5);
}

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

@media (max-width: 992px) {
    .why-grid,
    .service-section,
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .service-section.reverse {
        direction: ltr;
    }

    .hero h1 {
        font-size: 2.5rem;
    }

    .oil-types {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .desktop-nav,
    .header-cta {
        display: none;
    }

    .mobile-menu-btn {
        display: block;
    }

    .hero h1 {
        font-size: 2rem;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }

    .trust-badges {
        flex-direction: column;
        gap: 15px;
    }

    .section-title {
        font-size: 2rem;
    }

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

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

    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
}

@media (max-width: 480px) {
    .hero-content {
        padding: 60px 20px;
    }

    .hero h1 {
        font-size: 1.8rem;
    }

    .btn-large {
        padding: 12px 25px;
        font-size: 1rem;
        width: 100%;
    }

    .contact-form {
        padding: 25px;
    }
}