/* ========================================
   Sterling Auto Repair — Custom Styles
   Charcoal + Coral Palette
======================================== */

/* --- CSS Custom Properties --- */
:root {
    --charcoal: #2D2D2D;
    --charcoal-light: #3D3D3D;
    --charcoal-dark: #1A1A1A;
    --coral: #FF6B57;
    --coral-light: #FF8A78;
    --coral-dark: #E55542;
    --coral-pale: #FFF0EE;
    --cream: #F8F6F4;
    --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;
    --gray-900: #212121;
    
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Plus Jakarta Sans', sans-serif;
    
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 28px;
    --radius-full: 9999px;
    
    --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(45,45,45,0.16), 0 8px 20px rgba(45,45,45,0.08);
    --shadow-coral: 0 8px 30px rgba(255,107,87,0.3), 0 4px 12px rgba(255,107,87,0.2);
    
    --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 {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

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

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

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

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: 700;
    line-height: 1.2;
    color: var(--charcoal);
}

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

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 28px;
    border-radius: var(--radius-full);
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 15px;
    cursor: pointer;
    border: 2px solid transparent;
    transition: var(--transition);
    text-align: center;
    white-space: nowrap;
}

.btn-coral {
    background: var(--coral);
    color: var(--white);
    border-color: var(--coral);
    box-shadow: var(--shadow-coral);
}

.btn-coral:hover {
    background: var(--coral-dark);
    border-color: var(--coral-dark);
    transform: translateY(-2px);
    box-shadow: 0 12px 35px rgba(255,107,87,0.4), 0 6px 15px rgba(255,107,87,0.25);
}

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

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

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

.btn-white:hover {
    background: var(--gray-100);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

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

.btn-full {
    width: 100%;
    justify-content: center;
    padding: 16px 28px;
}

/* --- Header --- */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(248, 246, 244, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(45,45,45,0.06);
    transition: var(--transition);
}

.header.scrolled {
    background: rgba(248, 246, 244, 0.95);
    box-shadow: var(--shadow-md);
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
    gap: 24px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 22px;
    color: var(--charcoal);
    flex-shrink: 0;
}

.logo-icon {
    display: flex;
    align-items: center;
}

.logo-text {
    letter-spacing: -0.5px;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-links a {
    padding: 8px 16px;
    border-radius: var(--radius-full);
    font-family: var(--font-heading);
    font-weight: 500;
    font-size: 15px;
    color: var(--gray-700);
    transition: var(--transition);
}

.nav-links a:hover {
    color: var(--coral);
    background: var(--coral-pale);
}

.nav-cta {
    padding: 10px 22px;
    font-size: 14px;
    flex-shrink: 0;
}

.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    z-index: 1001;
}

.mobile-toggle span {
    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);
}

/* --- Mobile Menu --- */
.mobile-menu {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(248, 246, 244, 0.98);
    backdrop-filter: blur(20px);
    z-index: 999;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 16px;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

.mobile-menu.active {
    opacity: 1;
    visibility: visible;
}

.mobile-link {
    font-family: var(--font-heading);
    font-size: 24px;
    font-weight: 600;
    color: var(--charcoal);
    padding: 12px 24px;
    border-radius: var(--radius-md);
    transition: var(--transition);
}

.mobile-link:hover {
    color: var(--coral);
    background: var(--coral-pale);
}

.mobile-cta {
    margin-top: 16px;
    font-size: 18px;
    padding: 16px 40px;
}

/* --- Hero Section --- */
.hero {
    position: relative;
    padding: 140px 0 80px;
    overflow: hidden;
    background: var(--cream);
}

.hero-bg-pattern {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        radial-gradient(circle at 20% 20%, rgba(255,107,87,0.06) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(255,107,87,0.04) 0%, transparent 50%);
    pointer-events: none;
}

.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;
    padding: 8px 18px;
    background: var(--coral-pale);
    border: 1px solid rgba(255,107,87,0.2);
    border-radius: var(--radius-full);
    font-family: var(--font-heading);
    font-weight: 500;
    font-size: 14px;
    color: var(--coral-dark);
    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(40px, 5vw, 64px);
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: -1.5px;
    margin-bottom: 24px;
    color: var(--charcoal-dark);
}

.hero-subtitle {
    font-size: 18px;
    line-height: 1.7;
    color: var(--gray-600);
    margin-bottom: 36px;
    max-width: 500px;
}

.hero-actions {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 48px;
}

.hero-trust {
    display: flex;
    gap: 32px;
    flex-wrap: wrap;
}

.trust-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-heading);
    font-weight: 500;
    font-size: 14px;
    color: var(--gray-700);
}

.hero-image {
    position: relative;
}

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

.hero-image-wrapper img {
    width: 100%;
    height: 600px;
    object-fit: cover;
}

.hero-image-accent {
    position: absolute;
    top: -20px;
    right: -20px;
    width: 120px;
    height: 120px;
    background: var(--coral);
    border-radius: var(--radius-xl);
    opacity: 0.15;
    z-index: -1;
}

.hero-floating-card {
    position: absolute;
    bottom: 32px;
    left: -24px;
    display: flex;
    align-items: center;
    gap: 14px;
    background: var(--white);
    padding: 18px 24px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    animation: float 4s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-8px); }
}

.floating-card-icon {
    width: 48px;
    height: 48px;
    background: var(--coral);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.floating-card-text {
    display: flex;
    flex-direction: column;
}

.floating-card-text strong {
    font-family: var(--font-heading);
    font-size: 18px;
    color: var(--charcoal);
}

.floating-card-text span {
    font-size: 13px;
    color: var(--gray-500);
}

.hero-wave {
    position: absolute;
    bottom: -1px;
    left: 0;
    right: 0;
    line-height: 0;
}

.hero-wave svg {
    width: 100%;
    height: 80px;
}

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

.section-tag {
    display: inline-block;
    padding: 6px 16px;
    background: var(--coral-pale);
    color: var(--coral-dark);
    border-radius: var(--radius-full);
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 16px;
}

.section-tag.light {
    background: rgba(255,255,255,0.15);
    color: var(--white);
}

.section-title {
    font-size: clamp(32px, 4vw, 48px);
    letter-spacing: -1px;
    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);
}

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

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

.service-card {
    background: var(--white);
    padding: 40px 32px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border: 1px solid rgba(45,45,45,0.04);
}

.service-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(255,107,87,0.15);
}

.service-icon {
    width: 64px;
    height: 64px;
    background: var(--coral-pale);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
    transition: var(--transition);
}

.service-card:hover .service-icon {
    background: var(--coral);
}

.service-card:hover .service-icon svg {
    stroke: var(--white);
}

.service-card h3 {
    font-size: 20px;
    margin-bottom: 12px;
    letter-spacing: -0.3px;
}

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

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

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

.about-images {
    position: relative;
}

.about-img-main {
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.about-img-main img {
    width: 100%;
    height: 400px;
    object-fit: cover;
}

.about-img-secondary {
    position: absolute;
    bottom: -40px;
    right: -40px;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    border: 6px solid var(--white);
}

.about-img-secondary img {
    width: 300px;
    height: 250px;
    object-fit: cover;
}

.about-experience-badge {
    position: absolute;
    top: -20px;
    right: 40px;
    background: var(--coral);
    color: var(--white);
    padding: 20px 28px;
    border-radius: var(--radius-lg);
    text-align: center;
    box-shadow: var(--shadow-coral);
}

.exp-number {
    display: block;
    font-family: var(--font-heading);
    font-size: 36px;
    font-weight: 700;
    line-height: 1;
}

.exp-text {
    font-size: 13px;
    opacity: 0.9;
    line-height: 1.3;
}

.about-content .section-tag {
    margin-bottom: 16px;
}

.about-content .section-title {
    text-align: left;
    margin-bottom: 24px;
}

.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: 32px 0;
}

.about-feature {
    display: flex;
    align-items: center;
    gap: 12px;
    font-family: var(--font-heading);
    font-weight: 500;
    font-size: 15px;
    color: var(--charcoal);
}

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

/* --- Why Us Section --- */
.why-us {
    padding: 100px 0;
    background: var(--charcoal-dark);
    position: relative;
    overflow: hidden;
}

.why-us::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(255,107,87,0.12) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

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

.why-card {
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: var(--radius-lg);
    padding: 40px 36px;
    transition: var(--transition);
}

.why-card:hover {
    background: rgba(255,255,255,0.08);
    border-color: rgba(255,107,87,0.3);
    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;
    letter-spacing: -0.3px;
}

.why-card p {
    font-size: 15px;
    color: rgba(255,255,255,0.6);
    line-height: 1.7;
}

/* --- Testimonials Section --- */
.testimonials {
    padding: 100px 0;
    background: var(--cream);
}

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

.testimonial-card {
    background: var(--white);
    padding: 36px 32px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid rgba(45,45,45,0.04);
    transition: var(--transition);
}

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

.testimonial-stars {
    display: flex;
    gap: 4px;
    margin-bottom: 20px;
}

.testimonial-text {
    font-size: 15px;
    color: var(--gray-600);
    line-height: 1.8;
    margin-bottom: 24px;
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 14px;
}

.author-avatar {
    width: 44px;
    height: 44px;
    background: var(--coral-pale);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 18px;
    color: var(--coral);
    flex-shrink: 0;
}

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

.author-info strong {
    font-family: var(--font-heading);
    font-size: 15px;
    color: var(--charcoal);
}

.author-info span {
    font-size: 13px;
    color: var(--gray-500);
}

/* --- CTA Section --- */
.cta-section {
    padding: 100px 0;
    background: var(--coral);
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: -100px;
    left: -100px;
    width: 400px;
    height: 400px;
    background: rgba(255,255,255,0.06);
    border-radius: 50%;
    pointer-events: none;
}

.cta-section::after {
    content: '';
    position: absolute;
    bottom: -150px;
    right: -100px;
    width: 500px;
    height: 500px;
    background: rgba(255,255,255,0.04);
    border-radius: 50%;
    pointer-events: none;
}

.cta-content {
    text-align: center;
    position: relative;
    z-index: 1;
    max-width: 700px;
    margin: 0 auto;
}

.cta-title {
    font-size: clamp(32px, 4vw, 48px);
    color: var(--white);
    margin-bottom: 20px;
    letter-spacing: -1px;
}

.cta-text {
    font-size: 18px;
    color: rgba(255,255,255,0.85);
    margin-bottom: 40px;
    line-height: 1.7;
}

.cta-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

/* --- Contact Section --- */
.contact {
    padding: 100px 0 60px;
    background: var(--white);
}

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

.contact-info .section-tag {
    margin-bottom: 16px;
}

.contact-info .section-title {
    text-align: left;
    margin-bottom: 16px;
}

.contact-text {
    font-size: 16px;
    color: var(--gray-600);
    line-height: 1.7;
    margin-bottom: 40px;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 28px;
}

.contact-item {
    display: flex;
    gap: 18px;
}

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

.contact-text-content {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.contact-text-content strong {
    font-family: var(--font-heading);
    font-size: 15px;
    color: var(--charcoal);
}

.contact-text-content span,
.contact-text-content a {
    font-size: 14px;
    color: var(--gray-600);
    line-height: 1.6;
}

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

/* --- Contact Form --- */
.contact-form-wrapper {
    max-width: 100%;
}

.contact-form-card {
    background: var(--cream);
    padding: 44px;
    border-radius: var(--radius-xl);
    border: 1px solid rgba(45,45,45,0.06);
}

.contact-form-card h3 {
    font-size: 24px;
    margin-bottom: 8px;
}

.form-subtitle {
    font-size: 15px;
    color: var(--gray-500);
    margin-bottom: 32px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

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

.form-group label {
    display: block;
    font-family: var(--font-heading);
    font-weight: 500;
    font-size: 14px;
    color: var(--charcoal);
    margin-bottom: 8px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 14px 18px;
    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(--white);
    transition: var(--transition);
    outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--coral);
    box-shadow: 0 0 0 4px rgba(255,107,87,0.1);
}

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

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

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

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

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

.form-success h4 {
    font-size: 22px;
    margin-bottom: 10px;
}

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

/* --- Map --- */
.map-wrapper {
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

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

.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 {
    margin-bottom: 20px;
}

.footer-brand .logo-text {
    color: var(--white);
}

.footer-desc {
    font-size: 14px;
    color: rgba(255,255,255,0.5);
    line-height: 1.7;
    max-width: 280px;
}

.footer-links h4,
.footer-contact h4 {
    font-family: var(--font-heading);
    font-size: 15px;
    font-weight: 600;
    color: var(--white);
    margin-bottom: 20px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

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

.footer-links a {
    font-size: 14px;
    color: rgba(255,255,255,0.5);
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--coral);
    padding-left: 4px;
}

.footer-contact li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: 14px;
    color: rgba(255,255,255,0.5);
    line-height: 1.6;
}

.footer-contact a {
    color: rgba(255,255,255,0.5);
}

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

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 28px 0;
    font-size: 13px;
    color: rgba(255,255,255,0.35);
}

.footer-bottom p {
    margin: 0;
}

/* --- Back to Top --- */
.back-to-top {
    position: fixed;
    bottom: 32px;
    right: 32px;
    width: 48px;
    height: 48px;
    background: var(--coral);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-coral);
    opacity: 0;
    visibility: hidden;
    transform: translateY(16px);
    transition: var(--transition);
    z-index: 100;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    background: var(--coral-dark);
    transform: translateY(-4px);
}

/* --- Animations --- */
[data-aos] {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.6s cubic-bezier(0.4, 0, 0.2, 1), transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

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

/* --- Responsive --- */
@media (max-width: 1024px) {
    .hero .container {
        gap: 40px;
    }
    
    .hero-image-wrapper img {
        height: 480px;
    }
    
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .testimonials-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .testimonials-grid .testimonial-card:last-child {
        grid-column: span 2;
        max-width: 50%;
        margin: 0 auto;
    }
    
    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 40px;
    }
}

@media (max-width: 768px) {
    .nav-links,
    .nav-cta {
        display: none;
    }
    
    .mobile-toggle {
        display: flex;
    }
    
    .hero {
        padding: 120px 0 60px;
    }
    
    .hero .container {
        grid-template-columns: 1fr;
        gap: 48px;
    }
    
    .hero-title {
        font-size: clamp(32px, 8vw, 48px);
    }
    
    .hero-image {
        order: -1;
    }
    
    .hero-image-wrapper img {
        height: 360px;
    }
    
    .hero-floating-card {
        left: 16px;
        bottom: 16px;
    }
    
    .hero-actions {
        flex-direction: column;
    }
    
    .hero-actions .btn {
        justify-content: center;
    }
    
    .hero-trust {
        gap: 20px;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .about-grid {
        grid-template-columns: 1fr;
        gap: 60px;
    }
    
    .about-img-secondary {
        right: -16px;
        bottom: -24px;
    }
    
    .about-img-secondary img {
        width: 220px;
        height: 180px;
    }
    
    .about-features {
        grid-template-columns: 1fr;
    }
    
    .about-content .section-title {
        text-align: center;
    }
    
    .about-content .section-tag {
        display: block;
        text-align: center;
    }
    
    .why-grid {
        grid-template-columns: 1fr;
    }
    
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .testimonials-grid .testimonial-card:last-child {
        grid-column: span 1;
        max-width: 100%;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 48px;
    }
    
    .contact-info .section-title {
        text-align: center;
    }
    
    .contact-info .section-tag {
        display: block;
        text-align: center;
    }
    
    .contact-text {
        text-align: center;
    }
    
    .contact-form-card {
        padding: 28px;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .cta-actions {
        flex-direction: column;
        align-items: center;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 36px;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 8px;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }
    
    .hero {
        padding: 100px 0 48px;
    }
    
    .hero-title {
        font-size: 32px;
    }
    
    .hero-subtitle {
        font-size: 16px;
    }
    
    .section-title {
        font-size: 28px;
    }
    
    .service-card {
        padding: 28px 24px;
    }
    
    .why-card {
        padding: 28px 24px;
    }
    
    .testimonial-card {
        padding: 28px 24px;
    }
    
    .contact-form-card {
        padding: 20px;
    }
}