/* ============================================
   Green Family Automotive — Style System
   ============================================ */

/* --- CSS Custom Properties --- */
:root {
    --color-teal: #14b8a6;
    --color-teal-dark: #0d9488;
    --color-teal-light: #5eead4;
    --color-slate-900: #0f172a;
    --color-slate-800: #1e293b;
    --color-slate-700: #334155;
    --color-slate-600: #475569;
    --color-slate-500: #64748b;
    --color-slate-400: #94a3b8;
    --color-slate-300: #cbd5e1;
    --color-slate-200: #e2e8f0;
    --color-slate-100: #f1f5f9;
    --color-slate-50: #f8fafc;
    --color-white: #ffffff;
    --color-black: #000000;
    
    --font-serif: 'Playfair Display', Georgia, 'Times New Roman', serif;
    --font-sans: 'Lato', 'Helvetica Neue', Arial, sans-serif;
    
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 2rem;
    --space-xl: 3rem;
    --space-2xl: 4rem;
    --space-3xl: 6rem;
    --space-4xl: 8rem;
    
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    
    --shadow-sm: 0 1px 3px rgba(15, 23, 42, 0.08);
    --shadow-md: 0 4px 20px rgba(15, 23, 42, 0.1);
    --shadow-lg: 0 10px 40px rgba(15, 23, 42, 0.15);
    --shadow-xl: 0 20px 60px rgba(15, 23, 42, 0.2);
    
    --transition-fast: 0.2s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-sans);
    color: var(--color-slate-800);
    background-color: var(--color-white);
    line-height: 1.6;
    overflow-x: hidden;
}

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

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

ul {
    list-style: none;
}

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

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

/* --- Typography --- */
h1, h2, h3, h4 {
    font-family: var(--font-serif);
    font-weight: 700;
    line-height: 1.15;
    color: var(--color-slate-900);
}

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

.section-eyebrow {
    font-family: var(--font-sans);
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-teal);
    margin-bottom: var(--space-sm);
}

.section-title {
    font-size: clamp(2rem, 4vw, 3.2rem);
    font-weight: 900;
    margin-bottom: var(--space-lg);
}

.section-header--centered {
    text-align: center;
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.875rem 1.75rem;
    font-family: var(--font-sans);
    font-size: 0.9rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    border-radius: var(--radius-sm);
    transition: all var(--transition-base);
    white-space: nowrap;
}

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

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

.btn-outline {
    background-color: transparent;
    color: var(--color-white);
    border: 2px solid rgba(255, 255, 255, 0.5);
}

.btn-outline:hover {
    background-color: var(--color-white);
    color: var(--color-slate-900);
    border-color: var(--color-white);
}

.btn-outline-light {
    background-color: transparent;
    color: var(--color-slate-800);
    border: 2px solid var(--color-slate-300);
}

.btn-outline-light:hover {
    border-color: var(--color-teal);
    color: var(--color-teal);
}

.btn-full {
    width: 100%;
    justify-content: center;
}

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

/* --- Navbar --- */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: var(--space-md) 0;
    transition: all var(--transition-base);
}

.navbar.scrolled {
    background-color: rgba(15, 23, 42, 0.95);
    backdrop-filter: blur(12px);
    padding: var(--space-sm) 0;
    box-shadow: var(--shadow-lg);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 0.6rem;
}

.logo-icon {
    color: var(--color-teal);
}

.logo-text {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-white);
}

.logo-sub {
    font-family: var(--font-sans);
    font-size: 0.7rem;
    font-weight: 400;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--color-slate-400);
    display: block;
    margin-top: -2px;
}

.logo-light .logo-text { color: var(--color-white); }
.logo-light .logo-sub { color: var(--color-slate-400); }

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

.nav-link {
    font-size: 0.875rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    color: rgba(255, 255, 255, 0.8);
    transition: color var(--transition-fast);
}

.nav-link:hover {
    color: var(--color-teal);
}

.nav-cta {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    background-color: var(--color-teal);
    color: var(--color-white);
    padding: 0.6rem 1.2rem;
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
}

.nav-cta:hover {
    background-color: var(--color-teal-dark);
    color: var(--color-white);
}

/* Mobile Menu Button */
.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 8px;
    z-index: 1001;
}

.mobile-menu-btn span {
    display: block;
    width: 24px;
    height: 2px;
    background-color: var(--color-white);
    border-radius: 2px;
    transition: all var(--transition-base);
}

.mobile-menu-btn.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.mobile-menu-btn.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-btn.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* Mobile Menu */
.mobile-menu {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--color-slate-900);
    z-index: 999;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-lg);
    transform: translateX(100%);
    transition: transform var(--transition-base);
}

.mobile-menu.open {
    transform: translateX(0);
}

.mobile-menu-close {
    position: absolute;
    top: var(--space-lg);
    right: var(--space-lg);
    color: var(--color-white);
    padding: 8px;
}

.mobile-nav-link {
    font-family: var(--font-serif);
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--color-white);
    transition: color var(--transition-fast);
}

.mobile-nav-link:hover {
    color: var(--color-teal);
}

.mobile-nav-cta {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background-color: var(--color-teal);
    color: var(--color-white);
    padding: 0.875rem 1.75rem;
    border-radius: var(--radius-sm);
    font-weight: 700;
    margin-top: var(--space-md);
}

/* --- Hero --- */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

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

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        135deg,
        rgba(15, 23, 42, 0.92) 0%,
        rgba(15, 23, 42, 0.75) 50%,
        rgba(15, 23, 42, 0.6) 100%
    );
}

.hero-content {
    position: relative;
    z-index: 1;
    padding-top: var(--space-4xl);
    padding-bottom: var(--space-4xl);
}

.hero-eyebrow {
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--color-teal);
    margin-bottom: var(--space-md);
}

.hero-headline {
    font-size: clamp(3rem, 8vw, 6rem);
    font-weight: 900;
    color: var(--color-white);
    line-height: 1.05;
    margin-bottom: var(--space-lg);
    max-width: 800px;
}

.hero-headline .text-teal {
    font-style: italic;
}

.hero-subheadline {
    font-size: clamp(1rem, 1.5vw, 1.25rem);
    color: var(--color-slate-300);
    max-width: 540px;
    line-height: 1.7;
    margin-bottom: var(--space-xl);
}

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

.hero-scroll {
    position: absolute;
    bottom: var(--space-xl);
    left: 50%;
    transform: translateX(-50%);
    z-index: 1;
}

.hero-scroll a {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.75rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    transition: color var(--transition-fast);
}

.hero-scroll a:hover {
    color: var(--color-teal);
}

.hero-scroll svg {
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
    40% { transform: translateY(6px); }
    60% { transform: translateY(3px); }
}

/* --- Services --- */
.services {
    padding: var(--space-4xl) 0;
    background-color: var(--color-slate-50);
}

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

.section-header--centered .section-title {
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
}

.service-card {
    background-color: var(--color-white);
    border-radius: var(--radius-md);
    padding: var(--space-xl);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
    border: 1px solid var(--color-slate-100);
}

.service-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-teal);
}

.service-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(20, 184, 166, 0.1);
    border-radius: var(--radius-sm);
    color: var(--color-teal);
    margin-bottom: var(--space-md);
}

.service-card h3 {
    font-size: 1.25rem;
    margin-bottom: var(--space-sm);
}

.service-card p {
    font-size: 0.925rem;
    color: var(--color-slate-600);
    line-height: 1.7;
}

/* --- About --- */
.about {
    padding: var(--space-4xl) 0;
    background-color: var(--color-white);
}

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

.about-image {
    position: relative;
}

.about-image-wrapper {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

.about-image-wrapper img {
    width: 100%;
    height: 500px;
    object-fit: cover;
}

.about-image-accent {
    position: absolute;
    bottom: -20px;
    right: -20px;
    width: 120px;
    height: 120px;
    background-color: var(--color-teal);
    border-radius: var(--radius-md);
    z-index: -1;
}

.about-content {
    padding: var(--space-lg) 0;
}

.about-text {
    font-size: 1.05rem;
    color: var(--color-slate-600);
    line-height: 1.8;
    margin-bottom: var(--space-md);
}

.about-stats {
    display: flex;
    gap: var(--space-xl);
    margin: var(--space-xl) 0;
    padding: var(--space-lg) 0;
    border-top: 1px solid var(--color-slate-200);
    border-bottom: 1px solid var(--color-slate-200);
}

.stat {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.stat-number {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 900;
    color: var(--color-teal);
}

.stat-label {
    font-size: 0.8rem;
    color: var(--color-slate-500);
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

/* --- Why Us --- */
.why-us {
    padding: var(--space-4xl) 0;
    background-color: var(--color-slate-900);
}

.why-us .section-eyebrow {
    color: var(--color-teal);
}

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

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

.why-card {
    padding: var(--space-xl);
    background-color: var(--color-slate-800);
    border-radius: var(--radius-md);
    border: 1px solid var(--color-slate-700);
    transition: all var(--transition-base);
}

.why-card:hover {
    border-color: var(--color-teal);
    transform: translateY(-4px);
}

.why-number {
    font-family: var(--font-serif);
    font-size: 3rem;
    font-weight: 900;
    color: var(--color-teal);
    opacity: 0.3;
    line-height: 1;
    margin-bottom: var(--space-md);
}

.why-card h3 {
    font-size: 1.35rem;
    color: var(--color-white);
    margin-bottom: var(--space-sm);
}

.why-card p {
    font-size: 0.95rem;
    color: var(--color-slate-400);
    line-height: 1.7;
}

/* --- CTA Banner --- */
.cta-banner {
    padding: var(--space-4xl) 0;
    background: linear-gradient(135deg, var(--color-teal) 0%, var(--color-teal-dark) 100%);
}

.cta-content {
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.cta-eyebrow {
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: var(--space-sm);
}

.cta-title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    color: var(--color-white);
    margin-bottom: var(--space-md);
}

.cta-text {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: var(--space-xl);
}

.cta-actions {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--space-md);
}

.btn-outline-light {
    border-color: rgba(255, 255, 255, 0.5);
    color: var(--color-white);
}

.btn-outline-light:hover {
    border-color: var(--color-white);
    color: var(--color-slate-900);
    background-color: var(--color-white);
}

/* --- Contact --- */
.contact {
    padding: var(--space-4xl) 0;
    background-color: var(--color-slate-50);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
    margin: var(--space-xl) 0;
}

.contact-item {
    display: flex;
    gap: var(--space-md);
    align-items: flex-start;
}

.contact-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(20, 184, 166, 0.1);
    border-radius: var(--radius-sm);
    color: var(--color-teal);
    flex-shrink: 0;
}

.contact-item h4 {
    font-family: var(--font-sans);
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-slate-500);
    margin-bottom: 0.25rem;
}

.contact-item p {
    font-size: 1rem;
    color: var(--color-slate-700);
    line-height: 1.6;
}

.contact-item a {
    color: var(--color-slate-700);
    transition: color var(--transition-fast);
}

.contact-item a:hover {
    color: var(--color-teal);
}

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

.contact-form-wrapper {
    padding: var(--space-lg) 0;
}

.contact-form-card {
    background-color: var(--color-white);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--color-slate-100);
}

.contact-form-card h3 {
    font-size: 1.5rem;
    margin-bottom: var(--space-xs);
}

.form-subtitle {
    font-size: 0.9rem;
    color: var(--color-slate-500);
    margin-bottom: var(--space-lg);
}

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

.form-group label {
    display: block;
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--color-slate-600);
    margin-bottom: 0.4rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.875rem 1rem;
    font-family: var(--font-sans);
    font-size: 0.95rem;
    color: var(--color-slate-800);
    background-color: var(--color-slate-50);
    border: 1.5px solid var(--color-slate-200);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
    outline: none;
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--color-teal);
    background-color: var(--color-white);
    box-shadow: 0 0 0 3px rgba(20, 184, 166, 0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--color-slate-400);
}

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

.form-success {
    display: none;
    text-align: center;
    padding: var(--space-xl);
}

.form-success.show {
    display: block;
}

.success-icon {
    width: 72px;
    height: 72px;
    margin: 0 auto var(--space-md);
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(20, 184, 166, 0.1);
    border-radius: 50%;
    color: var(--color-teal);
}

.form-success h4 {
    font-size: 1.35rem;
    margin-bottom: var(--space-sm);
}

.form-success p {
    color: var(--color-slate-500);
    font-size: 0.95rem;
}

/* --- Footer --- */
.footer {
    background-color: var(--color-slate-900);
    padding: var(--space-3xl) 0 var(--space-lg);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: var(--space-2xl);
    padding-bottom: var(--space-2xl);
    border-bottom: 1px solid var(--color-slate-800);
}

.footer-brand p {
    color: var(--color-slate-400);
    font-size: 0.9rem;
    line-height: 1.7;
    margin-top: var(--space-md);
    max-width: 280px;
}

.footer-links h4,
.footer-contact h4 {
    font-family: var(--font-sans);
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--color-slate-300);
    margin-bottom: var(--space-md);
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
}

.footer-links a {
    font-size: 0.9rem;
    color: var(--color-slate-500);
    transition: color var(--transition-fast);
}

.footer-links a:hover {
    color: var(--color-teal);
}

.footer-contact p {
    font-size: 0.9rem;
    color: var(--color-slate-500);
    line-height: 1.8;
}

.footer-contact a {
    color: var(--color-slate-500);
    transition: color var(--transition-fast);
}

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

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--space-lg);
    flex-wrap: wrap;
    gap: var(--space-sm);
}

.footer-bottom p {
    font-size: 0.8rem;
    color: var(--color-slate-600);
}

.footer-bottom a {
    color: var(--color-slate-500);
    transition: color var(--transition-fast);
}

.footer-bottom a:hover {
    color: var(--color-teal);
}

/* --- Animations --- */
[data-aos] {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

[data-aos].aos-visible {
    opacity: 1;
    transform: translateY(0);
}

/* --- Responsive --- */
@media (max-width: 1024px) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-xl);
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .mobile-menu-btn {
        display: flex;
    }
    
    .hero-headline {
        font-size: clamp(2.5rem, 10vw, 4rem);
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .about-grid {
        grid-template-columns: 1fr;
        gap: var(--space-xl);
    }
    
    .about-image-wrapper img {
        height: 350px;
    }
    
    .about-image-accent {
        display: none;
    }
    
    .why-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: var(--space-xl);
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
    
    .hero-actions {
        flex-direction: column;
    }
    
    .hero-actions .btn {
        justify-content: center;
    }
    
    .cta-actions {
        flex-direction: column;
        align-items: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--space-md);
    }
    
    .services,
    .about,
    .why-us,
    .cta-banner,
    .contact {
        padding: var(--space-2xl) 0;
    }
    
    .about-stats {
        flex-direction: column;
        gap: var(--space-md);
    }
}