/* ============================================
   ASSOCIATED AUTO PARTS — STYLESHEET
   Charcoal + Coral | Clean Minimalist
   ============================================ */

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

:root {
    --charcoal: #1a1a1a;
    --charcoal-light: #2d2d2d;
    --charcoal-mid: #3a3a3a;
    --coral: #FF6B57;
    --coral-light: #FF8A76;
    --coral-pale: #FFF0EE;
    --coral-ghost: rgba(255, 107, 87, 0.06);
    --white: #ffffff;
    --off-white: #FAFAFA;
    --gray-50: #f7f7f7;
    --gray-100: #f0f0f0;
    --gray-200: #e5e5e5;
    --gray-300: #d4d4d4;
    --gray-400: #a3a3a3;
    --gray-500: #737373;
    --gray-600: #525252;
    --gray-700: #404040;
    
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-serif: 'Playfair Display', Georgia, serif;
    
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 20px;
    
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.04), 0 1px 2px rgba(0,0,0,0.06);
    --shadow-md: 0 4px 20px rgba(0,0,0,0.06), 0 2px 8px rgba(0,0,0,0.04);
    --shadow-lg: 0 12px 40px rgba(0,0,0,0.08), 0 4px 16px rgba(0,0,0,0.04);
    --shadow-card: 0 2px 16px rgba(0,0,0,0.05), 0 1px 4px rgba(0,0,0,0.03);
    
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    font-family: var(--font-sans);
    font-weight: 300;
    color: var(--charcoal);
    background: var(--white);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

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

a {
    color: inherit;
    text-decoration: none;
}

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

/* ---------- NAVIGATION ---------- */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--gray-100);
    transition: var(--transition);
}

.nav.scrolled {
    box-shadow: var(--shadow-sm);
}

.nav-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    height: 72px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 500;
    font-size: 0.95rem;
    letter-spacing: -0.01em;
    color: var(--charcoal);
    transition: var(--transition);
}

.nav-logo:hover {
    color: var(--coral);
}

.nav-logo-icon {
    flex-shrink: 0;
}

.nav-logo-text {
    display: none;
}

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

.nav-links a {
    font-size: 0.875rem;
    font-weight: 400;
    color: var(--gray-600);
    transition: var(--transition);
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--coral);
    transition: var(--transition);
}

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

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

.nav-cta {
    background: var(--charcoal);
    color: var(--white) !important;
    padding: 10px 20px;
    border-radius: var(--radius-sm);
    font-weight: 400;
    font-size: 0.875rem;
    transition: var(--transition) !important;
}

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

.nav-cta:hover {
    background: var(--coral) !important;
    color: var(--white) !important;
    transform: translateY(-1px);
}

.nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    color: var(--charcoal);
}

/* ---------- HERO ---------- */
.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    position: relative;
    padding: 120px 24px 80px;
    background: var(--white);
    overflow: hidden;
}

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

.hero-inner {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    width: 100%;
    position: relative;
    z-index: 1;
}

.hero-eyebrow {
    font-size: 0.8rem;
    font-weight: 500;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--coral);
    margin-bottom: 20px;
}

.hero-headline {
    font-family: var(--font-serif);
    font-size: clamp(2.2rem, 4.5vw, 3.8rem);
    font-weight: 500;
    line-height: 1.15;
    letter-spacing: -0.02em;
    color: var(--charcoal);
    margin-bottom: 24px;
    max-width: 560px;
}

.hero-headline em {
    font-style: italic;
    color: var(--coral);
}

.hero-sub {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--gray-500);
    max-width: 440px;
    margin-bottom: 36px;
}

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

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 28px;
    border-radius: var(--radius-sm);
    font-family: var(--font-sans);
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    text-decoration: none;
}

.btn-primary {
    background: var(--coral);
    color: var(--white);
    box-shadow: 0 4px 16px rgba(255, 107, 87, 0.3);
}

.btn-primary:hover {
    background: var(--coral-light);
    transform: translateY(-2px);
    box-shadow: 0 6px 24px rgba(255, 107, 87, 0.35);
}

.btn-outline {
    background: transparent;
    color: var(--charcoal);
    border: 1px solid var(--gray-200);
}

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

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

/* Floating Stat Cards */
.hero-cards {
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: auto auto;
    gap: 16px;
    max-width: 480px;
}

.stat-card {
    background: var(--white);
    border: 1px solid var(--gray-100);
    border-radius: var(--radius-md);
    padding: 20px 24px;
    display: flex;
    align-items: flex-start;
    gap: 16px;
    box-shadow: var(--shadow-card);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

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

.stat-card-wide {
    grid-column: 1 / -1;
}

.stat-card-accent {
    position: absolute;
    top: 0;
    left: 0;
    width: 3px;
    height: 100%;
    background: var(--coral);
    border-radius: 0 2px 2px 0;
}

.stat-card-content {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.stat-card-label {
    font-size: 0.7rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--coral);
}

.stat-card-value {
    font-size: 1rem;
    font-weight: 500;
    color: var(--charcoal);
    letter-spacing: -0.01em;
}

.stat-card-sub {
    font-size: 0.8rem;
    color: var(--gray-400);
}

.hero-scroll {
    position: absolute;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%);
    color: var(--gray-300);
    animation: scrollBounce 2s ease-in-out infinite;
}

@keyframes scrollBounce {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(6px); }
}

/* ---------- SECTION COMMON ---------- */
section {
    padding: 100px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 64px;
}

.section-eyebrow {
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--coral);
    margin-bottom: 16px;
}

.section-title {
    font-family: var(--font-serif);
    font-size: clamp(1.8rem, 3vw, 2.6rem);
    font-weight: 500;
    line-height: 1.2;
    letter-spacing: -0.02em;
    color: var(--charcoal);
}

.accent-italic {
    font-style: italic;
    color: var(--coral);
}

/* ---------- SERVICES ---------- */
.services {
    background: var(--off-white);
}

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

.service-card {
    background: var(--white);
    border: 1px solid var(--gray-100);
    border-radius: var(--radius-md);
    padding: 36px 32px;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--coral);
    transform: scaleX(0);
    transform-origin: left;
    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 {
    margin-bottom: 20px;
}

.service-card h3 {
    font-size: 1.05rem;
    font-weight: 500;
    letter-spacing: -0.01em;
    color: var(--charcoal);
    margin-bottom: 10px;
}

.service-card p {
    font-size: 0.9rem;
    line-height: 1.7;
    color: var(--gray-500);
}

/* ---------- ABOUT ---------- */
.about {
    background: var(--white);
}

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

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

.about-image-wrapper img {
    width: 100%;
    height: 700px;
    object-fit: cover;
    border-radius: var(--radius-lg);
}

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

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

.about-text {
    font-size: 1rem;
    line-height: 1.85;
    color: var(--gray-500);
    margin-bottom: 20px;
}

.about-values {
    margin-top: 36px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.value-item {
    display: flex;
    align-items: center;
    gap: 16px;
}

.value-item-line {
    flex-shrink: 0;
    width: 24px;
    height: 1px;
    background: var(--coral);
}

.value-item-text {
    font-size: 0.9rem;
    color: var(--gray-600);
    font-weight: 400;
}

/* ---------- TESTIMONIALS ---------- */
.testimonials {
    background: var(--charcoal);
    position: relative;
    overflow: hidden;
}

.testimonials::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at top right, rgba(255, 107, 87, 0.08) 0%, transparent 60%);
    pointer-events: none;
}

.testimonials .section-eyebrow {
    color: var(--coral);
}

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

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

.testimonial-card {
    background: var(--charcoal-light);
    border: 1px solid var(--charcoal-mid);
    border-radius: var(--radius-md);
    padding: 36px 32px;
    transition: var(--transition);
}

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

.testimonial-quote {
    margin-bottom: 20px;
}

.testimonial-text {
    font-size: 0.95rem;
    line-height: 1.8;
    color: var(--gray-300);
    margin-bottom: 24px;
    font-style: italic;
}

.testimonial-author {
    font-size: 0.8rem;
    font-weight: 500;
    letter-spacing: 0.05em;
    color: var(--coral);
}

/* ---------- CONTACT ---------- */
.contact {
    background: var(--off-white);
}

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

.contact-info {
    max-width: 480px;
}

.contact-details {
    margin-top: 40px;
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.contact-detail {
    display: flex;
    align-items: flex-start;
    gap: 16px;
}

.contact-detail-icon {
    width: 44px;
    height: 44px;
    background: var(--coral-pale);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-detail-label {
    display: block;
    font-size: 0.7rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--gray-400);
    margin-bottom: 4px;
}

.contact-detail-value {
    font-size: 0.95rem;
    color: var(--charcoal);
    font-weight: 400;
    line-height: 1.6;
}

.contact-link {
    transition: var(--transition);
}

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

.contact-map {
    margin-top: 36px;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

/* Contact Form */
.contact-form-wrapper {
    background: var(--white);
    border: 1px solid var(--gray-100);
    border-radius: var(--radius-lg);
    padding: 40px;
    box-shadow: var(--shadow-card);
}

.contact-form-title {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 500;
    color: var(--charcoal);
    margin-bottom: 8px;
    letter-spacing: -0.01em;
}

.contact-form-sub {
    font-size: 0.9rem;
    color: var(--gray-400);
    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-size: 0.8rem;
    font-weight: 500;
    letter-spacing: 0.04em;
    color: var(--gray-600);
    margin-bottom: 8px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-sm);
    font-family: var(--font-sans);
    font-size: 0.9rem;
    font-weight: 300;
    color: var(--charcoal);
    background: var(--white);
    transition: var(--transition);
    outline: none;
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--coral);
    box-shadow: 0 0 0 3px rgba(255, 107, 87, 0.1);
}

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

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

.form-success {
    display: none;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 48px 24px;
    text-align: center;
    gap: 16px;
}

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

.form-success p {
    font-size: 1rem;
    color: var(--gray-500);
}

/* ---------- FOOTER ---------- */
.footer {
    background: var(--charcoal);
    padding: 64px 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1.5fr;
    gap: 48px;
    padding-bottom: 48px;
    border-bottom: 1px solid var(--charcoal-light);
}

.footer-logo {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-weight: 500;
    font-size: 0.95rem;
    color: var(--white);
    margin-bottom: 16px;
}

.footer-tagline {
    font-size: 0.9rem;
    color: var(--gray-500);
    line-height: 1.7;
    max-width: 280px;
}

.footer-links h4,
.footer-contact h4 {
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--gray-400);
    margin-bottom: 20px;
}

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

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

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

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

.footer-contact a {
    font-size: 0.9rem;
    color: var(--gray-500);
    transition: var(--transition);
}

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

.footer-contact span {
    font-size: 0.9rem;
    color: var(--gray-500);
    line-height: 1.6;
}

.footer-bottom {
    padding: 24px 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
}

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

/* ---------- 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);
}

[data-aos-delay="50"] { transition-delay: 0.05s; }
[data-aos-delay="100"] { transition-delay: 0.1s; }
[data-aos-delay="150"] { transition-delay: 0.15s; }
[data-aos-delay="200"] { transition-delay: 0.2s; }
[data-aos-delay="300"] { transition-delay: 0.3s; }

/* ---------- MOBILE MENU ---------- */
.mobile-overlay {
    position: fixed;
    inset: 0;
    background: rgba(26, 26, 26, 0.5);
    backdrop-filter: blur(4px);
    z-index: 998;
    opacity: 0;
    pointer-events: none;
    transition: var(--transition);
}

.mobile-overlay.active {
    opacity: 1;
    pointer-events: all;
}

/* ---------- RESPONSIVE ---------- */
@media (min-width: 640px) {
    .nav-logo-text {
        display: block;
    }
}

@media (max-width: 1024px) {
    .hero-inner {
        grid-template-columns: 1fr;
        gap: 48px;
    }
    
    .hero-cards {
        max-width: 100%;
        grid-template-columns: 1fr 1fr;
    }
    
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .about-grid {
        grid-template-columns: 1fr;
        gap: 48px;
    }
    
    .about-image-wrapper img {
        height: 480px;
    }
    
    .testimonials-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 48px;
    }
    
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .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-slow);
        z-index: 999;
    }
    
    .nav-links.active {
        right: 0;
    }
    
    .nav-toggle {
        display: flex;
        align-items: center;
        justify-content: center;
    }
    
    .hero {
        padding: 100px 24px 60px;
        min-height: auto;
    }
    
    .hero-headline {
        font-size: clamp(1.8rem, 8vw, 2.6rem);
    }
    
    .hero-cards {
        grid-template-columns: 1fr;
    }
    
    .stat-card-wide {
        grid-column: auto;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .contact-form-wrapper {
        padding: 28px;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
    
    section {
        padding: 72px 0;
    }
}

@media (max-width: 480px) {
    .hero-actions {
        flex-direction: column;
    }
    
    .btn {
        justify-content: center;
    }
}