/* ===================================
   Tennesse Car Care Center — Styles
   =================================== */

/* --- CSS Custom Properties --- */
:root {
    --charcoal: #2D2D2D;
    --charcoal-light: #3D3D3D;
    --charcoal-dark: #1A1A1A;
    --coral: #FF7F6B;
    --coral-light: #FF9A8B;
    --coral-pale: #FFE8E4;
    --soft-coral: #FFB4A2;
    --cream: #FFFAF8;
    --white: #FFFFFF;
    --gray-50: #FAFAFA;
    --gray-100: #F5F5F5;
    --gray-200: #EEEEEE;
    --gray-300: #E0E0E0;
    --gray-400: #BDBDBD;
    --gray-500: #9E9E9E;
    --gray-600: #757575;
    --gray-700: #616161;
    --gray-800: #424242;
    
    --font-heading: 'Fraunces', Georgia, serif;
    --font-body: 'DM Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    
    --shadow-sm: 0 1px 3px rgba(45, 45, 45, 0.06), 0 1px 2px rgba(45, 45, 45, 0.04);
    --shadow-md: 0 4px 16px rgba(45, 45, 45, 0.08), 0 2px 4px rgba(45, 45, 45, 0.04);
    --shadow-lg: 0 12px 40px rgba(45, 45, 45, 0.12), 0 4px 12px rgba(45, 45, 45, 0.06);
    --shadow-xl: 0 24px 60px rgba(45, 45, 45, 0.15), 0 8px 20px rgba(45, 45, 45, 0.08);
    
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 28px;
    
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.7;
    color: var(--charcoal);
    background: var(--cream);
    overflow-x: hidden;
}

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

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

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

ul {
    list-style: none;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* --- Typography --- */
h1, h2, h3, h4 {
    font-family: var(--font-heading);
    font-weight: 600;
    line-height: 1.2;
    color: var(--charcoal);
}

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

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 28px;
    border-radius: 50px;
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 15px;
    transition: var(--transition);
    white-space: nowrap;
}

.btn-primary {
    background: var(--coral);
    color: var(--white);
    box-shadow: 0 4px 16px rgba(255, 127, 107, 0.35);
}

.btn-primary:hover {
    background: var(--coral-light);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(255, 127, 107, 0.45);
}

.btn-outline {
    background: transparent;
    color: var(--charcoal);
    border: 2px solid var(--charcoal);
}

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

.btn-small {
    padding: 10px 20px;
    font-size: 14px;
}

.btn-lg {
    padding: 18px 36px;
    font-size: 16px;
}

.btn-block {
    width: 100%;
    justify-content: center;
    padding: 18px 28px;
}

/* --- Section Tags --- */
.section-tag {
    display: inline-block;
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--coral);
    margin-bottom: 12px;
}

.section-tag.light {
    color: var(--soft-coral);
}

.section-header {
    text-align: center;
    max-width: 640px;
    margin: 0 auto 64px;
}

.section-title {
    font-size: clamp(28px, 4vw, 44px);
    margin-bottom: 16px;
}

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

.section-subtitle {
    font-size: 17px;
    color: var(--gray-600);
    line-height: 1.7;
}

.section-subtitle.light {
    color: rgba(255, 255, 255, 0.75);
}

/* --- Navigation --- */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 20px 0;
    transition: var(--transition);
    background: transparent;
}

.navbar.scrolled {
    background: rgba(255, 250, 248, 0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 14px 0;
    box-shadow: var(--shadow-sm);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 18px;
    color: var(--charcoal);
}

.logo-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background: var(--coral);
    border-radius: var(--radius-sm);
    color: var(--white);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-links a:not(.btn) {
    font-size: 15px;
    font-weight: 500;
    color: var(--gray-700);
    position: relative;
}

.nav-links a:not(.btn)::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--coral);
    transition: var(--transition);
    border-radius: 2px;
}

.nav-links a:not(.btn):hover {
    color: var(--charcoal);
}

.nav-links a:not(.btn):hover::after {
    width: 100%;
}

/* Mobile Toggle */
.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 8px;
    z-index: 1001;
}

.mobile-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--charcoal);
    border-radius: 2px;
    transition: var(--transition);
}

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

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

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

/* --- Hero --- */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 120px 0 80px;
    overflow: hidden;
    background: linear-gradient(135deg, var(--cream) 0%, #FFF5F2 50%, #FFF0EC 100%);
}

.hero-bg-shapes {
    position: absolute;
    inset: 0;
    pointer-events: none;
    overflow: hidden;
}

.shape {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.5;
}

.shape-1 {
    width: 600px;
    height: 600px;
    background: var(--coral-pale);
    top: -200px;
    right: -100px;
}

.shape-2 {
    width: 400px;
    height: 400px;
    background: #E8F4FD;
    bottom: -100px;
    left: -100px;
}

.shape-3 {
    width: 200px;
    height: 200px;
    background: var(--soft-coral);
    top: 40%;
    left: 30%;
    opacity: 0.2;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--white);
    padding: 8px 16px;
    border-radius: 50px;
    font-size: 14px;
    font-weight: 500;
    color: var(--charcoal);
    box-shadow: var(--shadow-md);
    margin-bottom: 24px;
}

.badge-dot {
    width: 8px;
    height: 8px;
    background: var(--coral);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.6; transform: scale(1.3); }
}

.hero-title {
    font-size: clamp(36px, 5vw, 62px);
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 24px;
    color: var(--charcoal);
}

.hero-subtitle {
    font-size: 18px;
    color: var(--gray-600);
    line-height: 1.8;
    margin-bottom: 40px;
    max-width: 480px;
}

.hero-actions {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

/* Floating Stat Cards */
.hero-cards {
    display: flex;
    flex-direction: column;
    gap: 16px;
    position: relative;
}

.stat-card {
    display: flex;
    align-items: center;
    gap: 16px;
    background: var(--white);
    padding: 20px 24px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    transition: var(--transition);
    animation: floatCard 0.6s cubic-bezier(0.4, 0, 0.2, 1) forwards;
    opacity: 0;
    transform: translateY(20px);
}

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

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

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

.stat-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 52px;
    height: 52px;
    border-radius: var(--radius-md);
    flex-shrink: 0;
}

.coral-bg { background: var(--coral); }
.charcoal-bg { background: var(--charcoal); }
.soft-coral-bg { background: var(--soft-coral); }

.stat-info {
    display: flex;
    flex-direction: column;
}

.stat-number {
    font-family: var(--font-heading);
    font-size: 20px;
    font-weight: 700;
    color: var(--charcoal);
    line-height: 1.2;
}

.stat-label {
    font-size: 14px;
    color: var(--gray-500);
}

/* --- Services --- */
.services {
    padding: 100px 0;
    background: var(--white);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.service-card {
    background: var(--cream);
    border-radius: var(--radius-lg);
    padding: 36px 28px;
    transition: var(--transition);
    border: 1px solid transparent;
}

.service-card:hover {
    background: var(--white);
    border-color: var(--coral-pale);
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}

.service-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--white);
    border-radius: var(--radius-md);
    color: var(--coral);
    margin-bottom: 20px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.service-card:hover .service-icon {
    background: var(--coral);
    color: var(--white);
    box-shadow: 0 4px 16px rgba(255, 127, 107, 0.35);
}

.service-card h3 {
    font-size: 20px;
    margin-bottom: 10px;
}

.service-card p {
    font-size: 15px;
    color: var(--gray-600);
    line-height: 1.7;
}

/* --- About --- */
.about {
    padding: 100px 0;
    background: var(--cream);
}

.about-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.about-image-wrapper {
    position: relative;
}

.about-image {
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    aspect-ratio: 6/7;
}

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

.about-accent {
    position: absolute;
    bottom: -20px;
    right: -20px;
    width: 120px;
    height: 120px;
    background: var(--coral-pale);
    border-radius: var(--radius-xl);
    z-index: -1;
}

.about-content {
    max-width: 480px;
}

.about-text {
    font-size: 16px;
    color: var(--gray-600);
    line-height: 1.8;
    margin-bottom: 16px;
}

.about-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-top: 32px;
}

.about-feature {
    display: flex;
    align-items: center;
    gap: 12px;
}

.feature-check {
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--coral-pale);
    border-radius: 50%;
    color: var(--coral);
    flex-shrink: 0;
}

.about-feature span {
    font-size: 14px;
    font-weight: 500;
    color: var(--charcoal);
}

/* --- Why Us --- */
.why-us {
    padding: 100px 0;
    background: linear-gradient(135deg, var(--charcoal) 0%, var(--charcoal-dark) 100%);
    position: relative;
    overflow: hidden;
}

.why-us::before {
    content: '';
    position: absolute;
    top: -100px;
    right: -100px;
    width: 400px;
    height: 400px;
    background: rgba(255, 127, 107, 0.08);
    border-radius: 50%;
    filter: blur(60px);
}

.why-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    position: relative;
    z-index: 1;
}

.why-card {
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    padding: 40px 32px;
    transition: var(--transition);
    backdrop-filter: blur(10px);
}

.why-card:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 127, 107, 0.3);
    transform: translateY(-4px);
}

.why-number {
    font-family: var(--font-heading);
    font-size: 48px;
    font-weight: 700;
    color: var(--coral);
    opacity: 0.4;
    line-height: 1;
    margin-bottom: 16px;
}

.why-card h3 {
    font-size: 22px;
    color: var(--white);
    margin-bottom: 12px;
}

.why-card p {
    font-size: 15px;
    color: rgba(255, 255, 255, 0.65);
    line-height: 1.7;
}

/* --- CTA / Contact --- */
.cta {
    padding: 100px 0;
    background: linear-gradient(135deg, var(--coral) 0%, #FF6B55 100%);
    position: relative;
    overflow: hidden;
}

.cta::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -20%;
    width: 600px;
    height: 600px;
    background: rgba(255, 255, 255, 0.06);
    border-radius: 50%;
}

.cta::after {
    content: '';
    position: absolute;
    bottom: -30%;
    right: -10%;
    width: 400px;
    height: 400px;
    background: rgba(255, 255, 255, 0.04);
    border-radius: 50%;
}

.cta-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: start;
    position: relative;
    z-index: 1;
}

.cta-text {
    font-size: 17px;
    color: rgba(255, 255, 255, 0.85);
    line-height: 1.8;
    margin-bottom: 32px;
}

.cta-contact {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-bottom: 24px;
}

.cta-phone, .cta-email {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 18px;
    font-weight: 500;
    color: var(--white);
    transition: var(--transition);
}

.cta-phone:hover, .cta-email:hover {
    color: var(--coral-pale);
}

.cta-address {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 15px;
    color: rgba(255, 255, 255, 0.75);
}

/* Contact Form */
.cta-form-wrapper {
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: 40px;
    box-shadow: var(--shadow-xl);
}

.cta-form h3 {
    font-size: 24px;
    margin-bottom: 6px;
}

.form-note {
    font-size: 14px;
    color: var(--gray-500);
    margin-bottom: 28px;
}

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

.form-group label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    color: var(--charcoal);
    margin-bottom: 6px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 14px 16px;
    border: 1.5px solid var(--gray-200);
    border-radius: var(--radius-md);
    font-family: var(--font-body);
    font-size: 15px;
    color: var(--charcoal);
    background: var(--gray-50);
    transition: var(--transition);
    outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--coral);
    background: var(--white);
    box-shadow: 0 0 0 4px rgba(255, 127, 107, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 90px;
}

.form-success {
    display: none;
    text-align: center;
    padding: 40px 20px;
}

.form-success.active {
    display: block;
    animation: fadeIn 0.4s ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: scale(0.95); }
    to { opacity: 1; transform: scale(1); }
}

.success-icon {
    width: 72px;
    height: 72px;
    margin: 0 auto 20px;
    background: var(--coral-pale);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--coral);
}

.form-success h3 {
    font-size: 22px;
    margin-bottom: 8px;
}

.form-success p {
    font-size: 15px;
    color: var(--gray-600);
}

/* --- Map --- */
.map-section {
    padding: 0 0 0;
    background: var(--cream);
}

.map-wrapper {
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    margin: 0 24px;
}

/* --- Footer --- */
.footer {
    background: var(--charcoal-dark);
    padding: 80px 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 48px;
    padding-bottom: 60px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-brand .logo {
    color: var(--white);
    margin-bottom: 16px;
}

.footer-desc {
    font-size: 15px;
    color: rgba(255, 255, 255, 0.55);
    line-height: 1.7;
    max-width: 280px;
}

.footer-links h4,
.footer-hours h4,
.footer-contact h4 {
    font-size: 14px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--white);
    margin-bottom: 20px;
    font-family: var(--font-body);
}

.footer-links ul,
.footer-hours ul,
.footer-contact ul {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links a {
    font-size: 15px;
    color: rgba(255, 255, 255, 0.55);
}

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

.footer-hours li,
.footer-contact li {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    font-size: 14px;
    color: rgba(255, 255, 255, 0.55);
}

.footer-hours li span:last-child {
    color: rgba(255, 255, 255, 0.75);
}

.footer-contact a,
.footer-contact span {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    color: rgba(255, 255, 255, 0.55);
}

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

.footer-bottom {
    padding: 24px 0;
    text-align: center;
}

.footer-bottom p {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.35);
}

/* --- Responsive --- */
@media (max-width: 1024px) {
    .hero-container {
        grid-template-columns: 1fr;
        gap: 48px;
    }
    
    .hero-cards {
        flex-direction: row;
        flex-wrap: wrap;
        max-width: 500px;
    }
    
    .stat-card {
        flex: 1;
        min-width: 200px;
    }
    
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .about-container {
        grid-template-columns: 1fr;
        gap: 48px;
    }
    
    .about-image-wrapper {
        max-width: 480px;
    }
    
    .cta-container {
        grid-template-columns: 1fr;
        gap: 48px;
    }
    
    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 40px;
    }
}

@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: var(--white);
        flex-direction: column;
        padding: 100px 32px 32px;
        gap: 24px;
        box-shadow: var(--shadow-xl);
        transition: var(--transition-slow);
    }
    
    .nav-links.active {
        right: 0;
    }
    
    .mobile-toggle {
        display: flex;
    }
    
    .hero {
        padding: 100px 0 60px;
        min-height: auto;
    }
    
    .hero-title {
        font-size: clamp(28px, 6vw, 42px);
    }
    
    .hero-cards {
        flex-direction: column;
    }
    
    .stat-card {
        min-width: auto;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .why-grid {
        grid-template-columns: 1fr;
    }
    
    .about-features {
        grid-template-columns: 1fr;
    }
    
    .cta-form-wrapper {
        padding: 28px;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    
    .map-wrapper {
        margin: 0 16px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }
    
    .hero-actions {
        flex-direction: column;
    }
    
    .hero-actions .btn {
        justify-content: center;
    }
    
    .section-header {
        margin-bottom: 40px;
    }
}

/* --- Animations on scroll --- */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s cubic-bezier(0.4, 0, 0.2, 1), transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}