/* ========================================
   BERLIN AUTO WASH — Custom Styles
   Palette: Burgundy (#7B2D3B) + Blush (#F4D9D9)
   Fonts: Playfair Display + Inter
======================================== */

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

:root {
    --burgundy: #7B2D3B;
    --burgundy-dark: #5C1F2B;
    --burgundy-light: #9A3D4E;
    --blush: #F4D9D9;
    --blush-light: #FBF0F0;
    --blush-dark: #E8B8B8;
    --neutral-900: #1A1A1A;
    --neutral-700: #333333;
    --neutral-500: #666666;
    --neutral-300: #999999;
    --neutral-100: #F5F5F5;
    --neutral-50: #FAFAFA;
    --white: #FFFFFF;
    --font-display: 'Playfair Display', Georgia, serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --shadow-sm: 0 1px 3px rgba(123, 45, 59, 0.08);
    --shadow-md: 0 4px 16px rgba(123, 45, 59, 0.1);
    --shadow-lg: 0 8px 32px rgba(123, 45, 59, 0.12);
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-body);
    color: var(--neutral-700);
    background: var(--white);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

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-display);
    color: var(--neutral-900);
    line-height: 1.2;
    font-weight: 700;
}

/* ---------- Buttons ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 28px;
    border-radius: var(--radius-sm);
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 0.938rem;
    cursor: pointer;
    border: 2px solid transparent;
    transition: var(--transition);
    white-space: nowrap;
}

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

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

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

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

.btn-outline-light {
    background: transparent;
    color: var(--white);
    border-color: rgba(255, 255, 255, 0.4);
}

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

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

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

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

/* ---------- Section Tags & Titles ---------- */
.section-tag {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.813rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--burgundy);
    background: var(--blush-light);
    padding: 6px 14px;
    border-radius: 50px;
    margin-bottom: 16px;
}

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

.section-title {
    font-size: clamp(1.75rem, 4vw, 2.75rem);
    margin-bottom: 16px;
}

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

.section-subtitle {
    font-size: 1.063rem;
    color: var(--neutral-500);
    max-width: 560px;
    line-height: 1.7;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-header.light {
    margin-bottom: 48px;
}

/* ---------- Navbar ---------- */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 16px 0;
    transition: var(--transition);
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.97);
    backdrop-filter: blur(12px);
    box-shadow: var(--shadow-sm);
    padding: 10px 0;
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo-text {
    font-family: var(--font-display);
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--white);
    transition: var(--transition);
}

.navbar.scrolled .logo-text {
    color: var(--neutral-900);
}

.logo-accent {
    color: var(--blush);
    transition: var(--transition);
}

.navbar.scrolled .logo-accent {
    color: var(--burgundy);
}

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

.nav-links a {
    font-size: 0.938rem;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.85);
    position: relative;
}

.navbar.scrolled .nav-links a {
    color: var(--neutral-700);
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--blush);
    transition: var(--transition);
}

.navbar.scrolled .nav-links a::after {
    background: var(--burgundy);
}

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

.nav-links a:hover {
    color: var(--white);
}

.navbar.scrolled .nav-links a:hover {
    color: var(--burgundy);
}

.nav-cta {
    background: var(--burgundy) !important;
    color: var(--white) !important;
    padding: 10px 20px;
    border-radius: var(--radius-sm);
    font-weight: 600 !important;
}

.nav-cta::after {
    display: none !important;
}

.nav-cta:hover {
    background: var(--burgundy-dark) !important;
    transform: translateY(-1px);
}

/* Hamburger */
.nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    z-index: 1001;
}

.hamburger {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--white);
    position: relative;
    transition: var(--transition);
}

.hamburger::before,
.hamburger::after {
    content: '';
    position: absolute;
    width: 24px;
    height: 2px;
    background: var(--white);
    left: 0;
    transition: var(--transition);
}

.hamburger::before { top: -7px; }
.hamburger::after { top: 7px; }

.navbar.scrolled .hamburger,
.navbar.scrolled .hamburger::before,
.navbar.scrolled .hamburger::after {
    background: var(--neutral-900);
}

.nav-toggle.active .hamburger {
    background: transparent;
}

.nav-toggle.active .hamburger::before {
    top: 0;
    transform: rotate(45deg);
}

.nav-toggle.active .hamburger::after {
    top: 0;
    transform: rotate(-45deg);
}

/* ---------- 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(26, 26, 26, 0.82) 0%,
        rgba(123, 45, 59, 0.65) 50%,
        rgba(92, 31, 43, 0.75) 100%
    );
}

.hero-content {
    position: relative;
    z-index: 1;
    padding: 120px 24px 80px;
    max-width: 720px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(244, 217, 217, 0.15);
    border: 1px solid rgba(244, 217, 217, 0.3);
    color: var(--blush);
    padding: 8px 16px;
    border-radius: 50px;
    font-size: 0.813rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 24px;
    backdrop-filter: blur(8px);
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    color: var(--white);
    margin-bottom: 24px;
    line-height: 1.08;
    font-weight: 800;
}

.text-accent {
    color: var(--blush);
}

.hero-subtitle {
    font-size: 1.125rem;
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.7;
    margin-bottom: 36px;
    max-width: 540px;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    margin-bottom: 56px;
}

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

.trust-item {
    display: flex;
    align-items: center;
    gap: 10px;
    color: rgba(255, 255, 255, 0.85);
    font-size: 0.938rem;
    font-weight: 500;
}

.trust-item svg {
    color: var(--blush);
}

.hero-scroll {
    position: absolute;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1;
}

.hero-scroll a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    color: var(--white);
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
    40% { transform: translateY(8px); }
    60% { transform: translateY(4px); }
}

/* ---------- Services ---------- */
.services {
    padding: 100px 0;
    background: var(--neutral-50);
}

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

.service-card {
    background: var(--white);
    border-radius: var(--radius-md);
    padding: 36px 28px;
    border: 1px solid var(--blush);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--burgundy);
    transform: scaleX(0);
    transition: var(--transition);
}

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

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

.service-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--blush-light);
    border-radius: var(--radius-sm);
    color: var(--burgundy);
    margin-bottom: 20px;
    transition: var(--transition);
}

.service-card:hover .service-icon {
    background: var(--burgundy);
    color: var(--white);
}

.service-card h3 {
    font-family: var(--font-body);
    font-size: 1.063rem;
    font-weight: 700;
    margin-bottom: 10px;
    color: var(--neutral-900);
}

.service-card p {
    font-size: 0.938rem;
    color: var(--neutral-500);
    line-height: 1.65;
}

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

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
}

.about-image {
    position: relative;
}

.about-image img {
    border-radius: var(--radius-lg);
    width: 100%;
    height: 500px;
    object-fit: cover;
}

.about-image-accent {
    position: absolute;
    bottom: -20px;
    right: -20px;
    width: 160px;
    height: 160px;
    background: var(--blush);
    border-radius: var(--radius-lg);
    z-index: -1;
}

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

.about-content .section-title {
    margin-bottom: 20px;
}

.about-text {
    font-size: 1rem;
    color: var(--neutral-500);
    line-height: 1.75;
    margin-bottom: 16px;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin: 32px 0;
    padding: 28px 0;
    border-top: 1px solid var(--blush);
    border-bottom: 1px solid var(--blush);
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-family: var(--font-display);
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--burgundy);
    line-height: 1;
    margin-bottom: 6px;
}

.stat-label {
    font-size: 0.813rem;
    color: var(--neutral-500);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: 500;
}

.about-content .btn {
    margin-top: 8px;
}

/* ---------- Why Us ---------- */
.why-us {
    padding: 100px 0;
    background: var(--neutral-900);
    position: relative;
}

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

.why-card {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-md);
    padding: 40px 32px;
    transition: var(--transition);
}

.why-card:hover {
    background: rgba(255, 255, 255, 0.07);
    border-color: rgba(244, 217, 217, 0.2);
    transform: translateY(-4px);
}

.why-number {
    font-family: var(--font-display);
    font-size: 3rem;
    font-weight: 800;
    color: var(--burgundy-light);
    line-height: 1;
    margin-bottom: 16px;
    opacity: 0.7;
}

.why-card h3 {
    color: var(--white);
    font-family: var(--font-body);
    font-size: 1.125rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.why-card p {
    font-size: 0.938rem;
    color: rgba(255, 255, 255, 0.6);
    line-height: 1.7;
}

/* ---------- CTA Banner ---------- */
.cta-banner {
    position: relative;
    padding: 80px 0;
    overflow: hidden;
}

.cta-bg {
    position: absolute;
    inset: 0;
}

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

.cta-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(123, 45, 59, 0.9) 0%, rgba(92, 31, 43, 0.85) 100%);
}

.cta-content {
    position: relative;
    z-index: 1;
    text-align: center;
}

.cta-content h2 {
    color: var(--white);
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    margin-bottom: 16px;
}

.cta-content p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 1.063rem;
    margin-bottom: 32px;
    max-width: 480px;
    margin-left: auto;
    margin-right: auto;
}

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

/* ---------- Contact ---------- */
.contact {
    padding: 100px 0;
    background: var(--neutral-50);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: start;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.contact-card {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    background: var(--white);
    padding: 24px;
    border-radius: var(--radius-md);
    border: 1px solid var(--blush);
    transition: var(--transition);
}

.contact-card:hover {
    box-shadow: var(--shadow-md);
    border-color: var(--burgundy);
}

.contact-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--blush-light);
    border-radius: var(--radius-sm);
    color: var(--burgundy);
    flex-shrink: 0;
}

.contact-card h4 {
    font-family: var(--font-body);
    font-size: 0.875rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--neutral-900);
    margin-bottom: 4px;
}

.contact-card p {
    font-size: 0.938rem;
    color: var(--neutral-500);
    line-height: 1.6;
}

.contact-card a {
    color: var(--burgundy);
    font-weight: 500;
}

.contact-card a:hover {
    color: var(--burgundy-dark);
    text-decoration: underline;
}

.contact-map {
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 1px solid var(--blush);
}

/* Contact Form */
.contact-form-wrapper {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 40px;
    border: 1px solid var(--blush);
    box-shadow: var(--shadow-sm);
}

.contact-form-wrapper h3 {
    font-size: 1.5rem;
    margin-bottom: 24px;
}

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

.form-group label {
    display: block;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--neutral-700);
    margin-bottom: 6px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 1.5px solid var(--blush);
    border-radius: var(--radius-sm);
    font-family: var(--font-body);
    font-size: 0.938rem;
    color: var(--neutral-700);
    background: var(--neutral-50);
    transition: var(--transition);
    outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--burgundy);
    background: var(--white);
    box-shadow: 0 0 0 3px rgba(123, 45, 59, 0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--neutral-300);
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

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

.form-success svg {
    margin: 0 auto 16px;
}

.form-success h4 {
    font-size: 1.25rem;
    color: var(--burgundy);
    margin-bottom: 8px;
}

.form-success p {
    color: var(--neutral-500);
    font-size: 0.938rem;
}

/* ---------- Footer ---------- */
.footer {
    background: var(--neutral-900);
    padding: 64px 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 48px;
    padding-bottom: 48px;
}

.footer-brand .logo-text {
    color: var(--white);
    font-size: 1.25rem;
    margin-bottom: 16px;
    display: block;
}

.footer-brand p {
    font-size: 0.938rem;
    color: rgba(255, 255, 255, 0.5);
    line-height: 1.7;
    max-width: 280px;
}

.footer-links h4,
.footer-contact h4 {
    color: var(--white);
    font-family: var(--font-body);
    font-size: 0.875rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 20px;
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-links a {
    font-size: 0.938rem;
    color: rgba(255, 255, 255, 0.5);
}

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

.footer-contact p {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.5);
    margin-bottom: 10px;
    line-height: 1.5;
}

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

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

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding: 20px 0;
    text-align: center;
}

.footer-bottom p {
    font-size: 0.813rem;
    color: rgba(255, 255, 255, 0.3);
}

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

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

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

    .about-grid {
        gap: 40px;
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 36px;
    }
}

@media (max-width: 768px) {
    .nav-toggle {
        display: block;
    }

    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: var(--white);
        flex-direction: column;
        justify-content: center;
        gap: 24px;
        padding: 40px;
        box-shadow: var(--shadow-lg);
        transition: var(--transition);
    }

    .nav-links.active {
        right: 0;
    }

    .nav-links a {
        color: var(--neutral-700) !important;
        font-size: 1.063rem;
    }

    .nav-links a::after {
        background: var(--burgundy) !important;
    }

    .nav-links a:hover {
        color: var(--burgundy) !important;
    }

    .hero-content {
        padding: 100px 24px 60px;
    }

    .hero-title {
        font-size: clamp(2rem, 8vw, 3rem);
    }

    .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;
    }

    .about-image {
        order: -1;
    }

    .about-image img {
        height: 320px;
    }

    .about-image-accent {
        display: none;
    }

    .about-stats {
        grid-template-columns: repeat(3, 1fr);
        gap: 12px;
    }

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

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

    .contact-form-wrapper {
        padding: 28px;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }

    .services, .about, .why-us, .contact {
        padding: 64px 0;
    }

    .service-card {
        padding: 28px 22px;
    }

    .about-stats {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .stat {
        padding: 12px 0;
    }
}