/* ===================================
   SUNSHINE TIRE — CUSTOM STYLES
   Midnight Blue + Mint Palette
   =================================== */

/* CSS Custom Properties */
:root {
    --midnight-950: #0a1628;
    --midnight-900: #0f2140;
    --midnight-800: #152d56;
    --midnight-700: #1b3a6e;
    --midnight-600: #234b8a;
    --midnight-500: #2d5fa8;
    --midnight-400: #4a7cc4;
    --mint-50: #f0fdf9;
    --mint-100: #ccfbf1;
    --mint-200: #99f6e4;
    --mint-300: #5eead4;
    --mint-400: #2dd4bf;
    --mint-500: #14b8a6;
    --mint-600: #0d9488;
    --mint-700: #0f766e;
    --neutral-50: #f8fafc;
    --neutral-100: #f1f5f9;
    --neutral-200: #e2e8f0;
    --neutral-300: #cbd5e1;
    --neutral-400: #94a3b8;
    --neutral-500: #64748b;
    --neutral-600: #475569;
    --neutral-700: #334155;
    --neutral-800: #1e293b;
    --neutral-900: #0f172a;
    
    --font-heading: 'Space Grotesk', sans-serif;
    --font-body: 'Inter', sans-serif;
    
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    
    --shadow-sm: 0 1px 3px rgba(10, 22, 40, 0.08), 0 1px 2px rgba(10, 22, 40, 0.06);
    --shadow-md: 0 4px 16px rgba(10, 22, 40, 0.1), 0 2px 4px rgba(10, 22, 40, 0.06);
    --shadow-lg: 0 12px 40px rgba(10, 22, 40, 0.15), 0 4px 12px rgba(10, 22, 40, 0.08);
    --shadow-xl: 0 24px 60px rgba(10, 22, 40, 0.2);
    
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    color: var(--neutral-800);
    background-color: #ffffff;
    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 {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ===================================
   NAVBAR
   =================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--neutral-200);
    transition: var(--transition);
}

.navbar.scrolled {
    box-shadow: var(--shadow-md);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--midnight-900);
}

.logo svg {
    color: var(--mint-500);
}

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

.nav-links a {
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--neutral-700);
    position: relative;
}

.nav-links a:not(.btn)::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--mint-500);
    transition: var(--transition);
}

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

.nav-links a:not(.btn):hover {
    color: var(--midnight-700);
}

/* Mobile Menu Button */
.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.mobile-menu-btn span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--neutral-800);
    border-radius: 2px;
    transition: var(--transition);
}

.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 {
    display: none;
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    background: #ffffff;
    border-bottom: 1px solid var(--neutral-200);
    padding: 24px;
    box-shadow: var(--shadow-lg);
    z-index: 999;
}

.mobile-menu.active {
    display: block;
}

.mobile-menu ul {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.mobile-menu a {
    font-size: 1.0625rem;
    font-weight: 500;
    color: var(--neutral-700);
    padding: 8px 0;
    display: block;
}

/* ===================================
   BUTTONS
   =================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    font-family: var(--font-body);
    font-size: 0.9375rem;
    font-weight: 600;
    border-radius: var(--radius-md);
    border: 2px solid transparent;
    cursor: pointer;
    transition: var(--transition);
    white-space: nowrap;
}

.btn-primary {
    background: var(--mint-500);
    color: #ffffff;
    border-color: var(--mint-500);
}

.btn-primary:hover {
    background: var(--mint-600);
    border-color: var(--mint-600);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(20, 184, 166, 0.35);
}

.btn-outline {
    background: transparent;
    color: var(--midnight-700);
    border-color: var(--midnight-700);
}

.btn-outline:hover {
    background: var(--midnight-700);
    color: #ffffff;
    transform: translateY(-2px);
}

.btn-outline-light {
    background: transparent;
    color: var(--neutral-100);
    border-color: var(--neutral-300);
}

.btn-outline-light:hover {
    background: var(--neutral-100);
    color: var(--midnight-900);
    transform: translateY(-2px);
}

.btn-large {
    padding: 16px 32px;
    font-size: 1rem;
}

.btn-full {
    width: 100%;
}

/* ===================================
   SECTION HEADERS
   =================================== */
.section-tag {
    display: inline-block;
    font-size: 0.8125rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--mint-600);
    margin-bottom: 12px;
}

.section-tag.light {
    color: var(--mint-300);
}

.section-title {
    font-family: var(--font-heading);
    font-size: clamp(1.75rem, 4vw, 2.75rem);
    font-weight: 700;
    line-height: 1.15;
    color: var(--midnight-900);
    margin-bottom: 16px;
}

.section-title.light {
    color: #ffffff;
}

.section-subtitle {
    font-size: 1.0625rem;
    color: var(--neutral-600);
    max-width: 560px;
    line-height: 1.7;
}

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

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

.section-header.light .section-subtitle {
    margin: 0 auto;
}

/* ===================================
   HERO SECTION
   =================================== */
.hero {
    padding-top: 72px;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, var(--neutral-50) 0%, #ffffff 50%, var(--mint-50) 100%);
    overflow: hidden;
    position: relative;
}

.hero::before {
    content: '';
    position: absolute;
    top: -200px;
    right: -200px;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(20, 184, 166, 0.08) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

.hero::after {
    content: '';
    position: absolute;
    bottom: -100px;
    left: -100px;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(15, 33, 64, 0.05) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-content {
    max-width: 560px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: var(--midnight-900);
    color: var(--mint-300);
    border-radius: 100px;
    font-size: 0.8125rem;
    font-weight: 600;
    margin-bottom: 24px;
}

.badge-dot {
    width: 8px;
    height: 8px;
    background: var(--mint-400);
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.6; transform: scale(1.2); }
}

.hero-title {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 4.5vw, 3.25rem);
    font-weight: 700;
    line-height: 1.1;
    color: var(--midnight-900);
    margin-bottom: 20px;
    letter-spacing: -0.02em;
}

.hero-subtitle {
    font-size: 1.125rem;
    color: var(--neutral-600);
    line-height: 1.75;
    margin-bottom: 32px;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    margin-bottom: 40px;
}

.hero-trust {
    display: flex;
    gap: 24px;
    flex-wrap: wrap;
}

.trust-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--neutral-600);
}

.trust-item svg {
    color: var(--mint-500);
    flex-shrink: 0;
}

/* Hero Visual */
.hero-visual {
    position: relative;
}

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

.hero-image-main img {
    width: 100%;
    height: 700px;
    object-fit: cover;
}

.hero-image-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 32px;
    background: linear-gradient(to top, rgba(10, 22, 40, 0.9) 0%, transparent 100%);
    border-radius: 0 0 var(--radius-xl) var(--radius-xl);
}

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

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

.stat-number {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 700;
    color: var(--mint-400);
    line-height: 1;
}

.stat-label {
    font-size: 0.8125rem;
    color: var(--neutral-300);
    margin-top: 4px;
}

.hero-image-accent {
    position: absolute;
    bottom: -32px;
    left: -48px;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    border: 4px solid #ffffff;
}

.hero-image-accent img {
    width: 280px;
    height: 200px;
    object-fit: cover;
    display: block;
}

/* ===================================
   SERVICES SECTION
   =================================== */
.services {
    padding: 100px 0;
    background: #ffffff;
}

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

.service-card {
    padding: 36px;
    background: var(--neutral-50);
    border: 1px solid var(--neutral-200);
    border-radius: var(--radius-lg);
    transition: var(--transition);
}

.service-card:hover {
    background: #ffffff;
    border-color: var(--mint-300);
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}

.service-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--midnight-900);
    color: var(--mint-400);
    border-radius: var(--radius-md);
    margin-bottom: 20px;
}

.service-card h3 {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--midnight-900);
    margin-bottom: 10px;
}

.service-card p {
    font-size: 0.9375rem;
    color: var(--neutral-600);
    line-height: 1.7;
}

/* ===================================
   ABOUT SECTION
   =================================== */
.about {
    padding: 100px 0;
    background: var(--neutral-50);
}

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

.about-visual {
    position: relative;
}

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

.about-image-stack img {
    width: 100%;
    height: 600px;
    object-fit: cover;
    display: block;
    border-radius: var(--radius-xl);
}

.about-badge {
    position: absolute;
    bottom: 24px;
    right: -24px;
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px 24px;
    background: var(--midnight-900);
    color: #ffffff;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

.about-badge svg {
    color: var(--mint-400);
    flex-shrink: 0;
}

.badge-title {
    display: block;
    font-weight: 600;
    font-size: 0.9375rem;
}

.badge-subtitle {
    display: block;
    font-size: 0.8125rem;
    color: var(--neutral-400);
}

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

.about-text {
    font-size: 1.0625rem;
    color: var(--neutral-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: 10px;
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--neutral-700);
}

.about-feature svg {
    color: var(--mint-500);
    flex-shrink: 0;
}

/* ===================================
   WHY US SECTION
   =================================== */
.why-us {
    padding: 100px 0;
    background: linear-gradient(135deg, var(--midnight-950) 0%, var(--midnight-800) 100%);
    position: relative;
    overflow: hidden;
}

.why-us::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    pointer-events: none;
}

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

.why-card {
    padding: 40px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    transition: var(--transition);
}

.why-card:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: var(--mint-500);
    transform: translateY(-4px);
}

.why-number {
    display: inline-block;
    font-family: var(--font-heading);
    font-size: 3rem;
    font-weight: 700;
    color: var(--mint-500);
    opacity: 0.4;
    line-height: 1;
    margin-bottom: 16px;
}

.why-card h3 {
    font-family: var(--font-heading);
    font-size: 1.375rem;
    font-weight: 600;
    color: #ffffff;
    margin-bottom: 12px;
}

.why-card p {
    font-size: 0.9375rem;
    color: var(--neutral-400);
    line-height: 1.75;
}

/* ===================================
   CTA SECTION
   =================================== */
.cta {
    padding: 80px 0;
    background: linear-gradient(135deg, var(--mint-500) 0%, var(--mint-600) 100%);
    text-align: center;
}

.cta-content {
    max-width: 640px;
    margin: 0 auto;
}

.cta h2 {
    font-family: var(--font-heading);
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 16px;
    line-height: 1.2;
}

.cta p {
    font-size: 1.0625rem;
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: 32px;
    line-height: 1.7;
}

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

/* ===================================
   CONTACT SECTION
   =================================== */
.contact {
    padding: 100px 0;
    background: #ffffff;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
}

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

.contact-desc {
    font-size: 1.0625rem;
    color: var(--neutral-600);
    line-height: 1.75;
    margin-bottom: 32px;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-bottom: 32px;
}

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

.contact-icon {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--midnight-900);
    color: var(--mint-400);
    border-radius: var(--radius-md);
    flex-shrink: 0;
}

.contact-label {
    display: block;
    font-size: 0.8125rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--neutral-500);
    margin-bottom: 2px;
}

.contact-item a,
.contact-item span {
    font-size: 1rem;
    font-weight: 500;
    color: var(--neutral-800);
}

.contact-item a:hover {
    color: var(--mint-600);
}

.contact-map {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

/* Contact Form */
.contact-form-wrapper {
    background: var(--neutral-50);
    border: 1px solid var(--neutral-200);
    border-radius: var(--radius-xl);
    padding: 40px;
}

.contact-form-wrapper h3 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--midnight-900);
    margin-bottom: 24px;
}

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

.form-group label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--neutral-700);
    margin-bottom: 6px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    font-family: var(--font-body);
    font-size: 0.9375rem;
    color: var(--neutral-800);
    background: #ffffff;
    border: 1.5px solid var(--neutral-200);
    border-radius: var(--radius-md);
    transition: var(--transition);
    outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--mint-500);
    box-shadow: 0 0 0 3px rgba(20, 184, 166, 0.15);
}

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

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

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

.form-success svg {
    color: var(--mint-500);
    margin-bottom: 16px;
}

.form-success h4 {
    font-family: var(--font-heading);
    font-size: 1.375rem;
    font-weight: 600;
    color: var(--midnight-900);
    margin-bottom: 8px;
}

.form-success p {
    font-size: 0.9375rem;
    color: var(--neutral-600);
}

/* ===================================
   FOOTER
   =================================== */
.footer {
    background: var(--midnight-950);
    color: var(--neutral-400);
    padding: 64px 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 48px;
    padding-bottom: 48px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-brand .logo {
    color: #ffffff;
    margin-bottom: 16px;
}

.footer-brand p {
    font-size: 0.9375rem;
    line-height: 1.7;
    color: var(--neutral-500);
}

.footer-links h4,
.footer-contact h4 {
    font-family: var(--font-heading);
    font-size: 0.9375rem;
    font-weight: 600;
    color: #ffffff;
    margin-bottom: 16px;
}

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

.footer-links a {
    font-size: 0.9375rem;
    color: var(--neutral-500);
}

.footer-links a:hover {
    color: var(--mint-400);
}

.footer-contact p {
    font-size: 0.9375rem;
    line-height: 1.7;
    margin-bottom: 4px;
}

.footer-contact a {
    color: var(--neutral-400);
}

.footer-contact a:hover {
    color: var(--mint-400);
}

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

.footer-bottom p {
    font-size: 0.875rem;
    color: var(--neutral-600);
}

/* ===================================
   SCROLL REVEAL ANIMATIONS
   (Progressive Enhancement — only applied via JS)
   =================================== */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(24px);
        transition: opacity 0.6s ease, transform 0.6s ease;
    }
    
    .reveal.revealed {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ===================================
   RESPONSIVE
   =================================== */
@media (max-width: 1024px) {
    .hero-grid {
        gap: 48px;
    }
    
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .about-grid {
        gap: 48px;
    }
    
    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 32px;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .mobile-menu-btn {
        display: flex;
    }
    
    .hero {
        padding-top: 72px;
        padding-bottom: 60px;
    }
    
    .hero-grid {
        grid-template-columns: 1fr;
        gap: 48px;
    }
    
    .hero-visual {
        order: -1;
    }
    
    .hero-image-main img {
        height: 400px;
    }
    
    .hero-image-accent {
        left: 16px;
        bottom: -24px;
    }
    
    .hero-image-accent img {
        width: 200px;
        height: 150px;
    }
    
    .hero-actions {
        flex-direction: column;
    }
    
    .hero-actions .btn {
        width: 100%;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .about-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .about-badge {
        right: 16px;
    }
    
    .about-features {
        grid-template-columns: 1fr;
    }
    
    .why-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    
    .cta-actions {
        flex-direction: column;
        align-items: center;
    }
    
    .cta-actions .btn {
        width: 100%;
        max-width: 320px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }
    
    .hero-title {
        font-size: 1.75rem;
    }
    
    .hero-trust {
        flex-direction: column;
        gap: 12px;
    }
    
    .service-card {
        padding: 24px;
    }
    
    .why-card {
        padding: 28px;
    }
    
    .contact-form-wrapper {
        padding: 24px;
    }
}