/* ========================================
   Formula R Auto Electric — Styles
   Bold Editorial | Navy + Gold
======================================== */

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

:root {
    --navy-950: #0A1628;
    --navy-900: #0F1F38;
    --navy-800: #162A4A;
    --navy-700: #1E3A65;
    --navy-600: #264A7C;
    
    --gold-500: #C9A84C;
    --gold-400: #D4B960;
    --gold-300: #E0CA78;
    --gold-600: #A8893D;
    
    --cream-50: #FAF8F5;
    --cream-100: #F5F2ED;
    --cream-200: #EDE8E0;
    
    --white: #FFFFFF;
    --black: #0A0A0A;
    
    --gray-50: #F9FAFB;
    --gray-100: #F3F4F6;
    --gray-200: #E5E7EB;
    --gray-300: #D1D5DB;
    --gray-400: #9CA3AF;
    --gray-500: #6B7280;
    --gray-600: #4B5563;
    --gray-700: #374151;
    --gray-800: #1F2937;
    --gray-900: #111827;
    
    --font-serif: 'Playfair Display', Georgia, 'Times New Roman', serif;
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    
    --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
    --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
}

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

body {
    font-family: var(--font-sans);
    color: var(--gray-800);
    background-color: var(--cream-50);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

ul {
    list-style: none;
}

.container {
    max-width: 1240px;
    margin: 0 auto;
    padding: 0 24px;
}

/* --- Typography --- */
h1, h2, h3, h4 {
    font-family: var(--font-serif);
    font-weight: 700;
    line-height: 1.15;
    color: var(--navy-950);
}

em {
    font-style: italic;
    color: var(--gold-500);
}

/* --- Header --- */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(250, 248, 245, 0.92);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid rgba(10, 22, 40, 0.06);
    transition: box-shadow 0.3s var(--ease-out);
}

.site-header.scrolled {
    box-shadow: 0 4px 30px rgba(10, 22, 40, 0.08);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 24px;
    height: 80px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
}

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

.logo-mark {
    width: 44px;
    height: 44px;
    background: var(--navy-950);
    color: var(--gold-500);
    font-family: var(--font-serif);
    font-weight: 700;
    font-size: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    letter-spacing: -0.5px;
}

.logo-text {
    font-family: var(--font-serif);
    font-weight: 700;
    font-size: 15px;
    color: var(--navy-950);
    line-height: 1.2;
    letter-spacing: -0.3px;
}

.main-nav ul {
    display: flex;
    gap: 36px;
}

.main-nav a {
    font-size: 14px;
    font-weight: 500;
    color: var(--gray-600);
    letter-spacing: 0.02em;
    transition: color 0.2s ease;
    position: relative;
}

.main-nav a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1.5px;
    background: var(--gold-500);
    transition: width 0.3s var(--ease-out);
}

.main-nav a:hover {
    color: var(--navy-950);
}

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

.header-cta {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    font-weight: 600;
    color: var(--navy-950);
    margin-left: 32px;
    padding: 10px 20px;
    border: 1.5px solid var(--navy-950);
    border-radius: 100px;
    transition: all 0.25s var(--ease-out);
}

.header-cta:hover {
    background: var(--navy-950);
    color: var(--gold-400);
}

.mobile-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.hamburger {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--navy-950);
    position: relative;
    transition: all 0.3s var(--ease-out);
}

.hamburger::before,
.hamburger::after {
    content: '';
    position: absolute;
    width: 24px;
    height: 2px;
    background: var(--navy-950);
    transition: all 0.3s var(--ease-out);
}

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

.mobile-toggle[aria-expanded="true"] .hamburger {
    background: transparent;
}

.mobile-toggle[aria-expanded="true"] .hamburger::before {
    top: 0;
    transform: rotate(45deg);
}

.mobile-toggle[aria-expanded="true"] .hamburger::after {
    top: 0;
    transform: rotate(-45deg);
}

/* --- Hero --- */
.hero {
    padding-top: 80px;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: var(--cream-50);
    overflow: hidden;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    padding: 60px 0;
}

.hero-eyebrow {
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--gold-600);
    margin-bottom: 20px;
}

.hero-headline {
    font-size: clamp(2.8rem, 5vw, 4.5rem);
    line-height: 1.05;
    color: var(--navy-950);
    margin-bottom: 24px;
    letter-spacing: -0.02em;
}

.hero-sub {
    font-size: 1.125rem;
    color: var(--gray-600);
    line-height: 1.7;
    margin-bottom: 36px;
    max-width: 480px;
}

.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: 10px;
    font-size: 14px;
    font-weight: 500;
    color: var(--gray-700);
}

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

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 16px 32px;
    font-family: var(--font-sans);
    font-size: 15px;
    font-weight: 600;
    border-radius: 100px;
    border: none;
    cursor: pointer;
    transition: all 0.3s var(--ease-out);
    letter-spacing: 0.01em;
}

.btn-primary {
    background: var(--navy-950);
    color: var(--white);
}

.btn-primary:hover {
    background: var(--navy-800);
    transform: translateY(-2px);
    box-shadow: 0 12px 40px rgba(10, 22, 40, 0.25);
}

.btn-secondary {
    background: transparent;
    color: var(--navy-950);
    border: 1.5px solid var(--navy-950);
}

.btn-secondary:hover {
    background: var(--navy-950);
    color: var(--white);
}

.btn-gold {
    background: var(--gold-500);
    color: var(--navy-950);
}

.btn-gold:hover {
    background: var(--gold-400);
    transform: translateY(-2px);
    box-shadow: 0 12px 40px rgba(201, 168, 76, 0.35);
}

.btn-outline-light {
    background: transparent;
    color: var(--white);
    border: 1.5px solid rgba(255, 255, 255, 0.4);
}

.btn-outline-light:hover {
    background: var(--white);
    color: var(--navy-950);
    border-color: var(--white);
}

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

/* --- Hero Image --- */
.hero-image {
    position: relative;
}

.hero-img-wrapper {
    position: relative;
    border-radius: 16px;
    overflow: hidden;
    aspect-ratio: 640/720;
    background: var(--navy-800);
}

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

.hero-img-accent {
    position: absolute;
    bottom: -20px;
    right: -20px;
    width: 200px;
    height: 200px;
    background: var(--gold-500);
    border-radius: 16px;
    z-index: -1;
    opacity: 0.3;
}

.hero-badge {
    position: absolute;
    bottom: 32px;
    left: -32px;
    background: var(--white);
    padding: 20px 24px;
    border-radius: 16px;
    box-shadow: 0 20px 60px rgba(10, 22, 40, 0.15);
    display: flex;
    align-items: center;
    gap: 16px;
}

.badge-number {
    font-family: var(--font-serif);
    font-size: 32px;
    font-weight: 700;
    color: var(--navy-950);
    line-height: 1;
}

.badge-text {
    font-size: 13px;
    color: var(--gray-500);
    line-height: 1.4;
}

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

.section-eyebrow {
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--gold-600);
    margin-bottom: 16px;
}

.section-eyebrow--light {
    color: var(--gold-400);
}

.section-title {
    font-size: clamp(2rem, 4vw, 3.2rem);
    margin-bottom: 20px;
    letter-spacing: -0.02em;
}

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

.section-desc {
    font-size: 1.1rem;
    color: var(--gray-600);
    line-height: 1.7;
}

.section-desc--light {
    color: rgba(255, 255, 255, 0.7);
}

/* --- Services --- */
.services {
    padding: 120px 0;
    background: var(--cream-50);
}

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

.service-card {
    background: var(--white);
    padding: 40px 32px;
    border-radius: 16px;
    border: 1px solid var(--gray-200);
    transition: all 0.4s var(--ease-out);
}

.service-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 24px 60px rgba(10, 22, 40, 0.1);
    border-color: transparent;
}

.service-icon {
    width: 60px;
    height: 60px;
    background: var(--navy-950);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gold-500);
    margin-bottom: 24px;
    transition: transform 0.3s var(--ease-out);
}

.service-card:hover .service-icon {
    transform: scale(1.08) rotate(-3deg);
}

.service-title {
    font-family: var(--font-serif);
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--navy-950);
}

.service-desc {
    font-size: 0.95rem;
    color: var(--gray-600);
    line-height: 1.7;
}

/* --- About --- */
.about {
    padding: 120px 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: 16px;
    overflow: hidden;
    aspect-ratio: 520/600;
    background: var(--navy-800);
}

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

.about-img-secondary {
    position: absolute;
    bottom: -40px;
    right: -40px;
    border-radius: 16px;
    overflow: hidden;
    aspect-ratio: 400/300;
    border: 6px solid var(--white);
    box-shadow: 0 20px 60px rgba(10, 22, 40, 0.15);
    background: var(--navy-700);
}

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

.about-experience-badge {
    position: absolute;
    top: -24px;
    left: -24px;
    background: var(--navy-950);
    color: var(--white);
    padding: 24px;
    border-radius: 16px;
    text-align: center;
    box-shadow: 0 20px 60px rgba(10, 22, 40, 0.2);
}

.about-experience-badge .exp-number {
    display: block;
    font-family: var(--font-serif);
    font-size: 36px;
    font-weight: 700;
    color: var(--gold-500);
    line-height: 1;
}

.about-experience-badge .exp-label {
    font-size: 12px;
    color: rgba(255, 255, 255, 0.6);
    margin-top: 4px;
}

.about-content .section-eyebrow {
    text-align: left;
}

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

.about-text {
    font-size: 1rem;
    color: var(--gray-600);
    line-height: 1.8;
    margin-bottom: 20px;
}

.about-stats {
    display: flex;
    gap: 40px;
    margin: 36px 0;
    padding: 32px 0;
    border-top: 1px solid var(--gray-200);
    border-bottom: 1px solid var(--gray-200);
}

.stat {
    text-align: left;
}

.stat-number {
    display: block;
    font-family: var(--font-serif);
    font-size: 2rem;
    font-weight: 700;
    color: var(--navy-950);
    line-height: 1;
    margin-bottom: 6px;
}

.stat-label {
    font-size: 13px;
    color: var(--gray-500);
    letter-spacing: 0.03em;
}

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

/* --- Why Us --- */
.why-us {
    padding: 120px 0;
    background: var(--navy-950);
    position: relative;
    overflow: hidden;
}

.why-us::before {
    content: '';
    position: absolute;
    top: -200px;
    right: -200px;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(201, 168, 76, 0.08) 0%, transparent 70%);
    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, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 20px;
    padding: 48px 40px;
    transition: all 0.4s var(--ease-out);
}

.why-card:hover {
    background: rgba(255, 255, 255, 0.07);
    border-color: rgba(201, 168, 76, 0.3);
    transform: translateY(-4px);
}

.why-number {
    font-family: var(--font-serif);
    font-size: 3rem;
    font-weight: 700;
    color: var(--gold-500);
    opacity: 0.4;
    line-height: 1;
    margin-bottom: 20px;
}

.why-title {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 14px;
}

.why-desc {
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.6);
    line-height: 1.7;
}

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

.cta-headline {
    font-size: clamp(2rem, 4vw, 3rem);
    color: var(--navy-950);
    margin-bottom: 16px;
    letter-spacing: -0.02em;
}

.cta-text {
    font-size: 1.1rem;
    color: rgba(10, 22, 40, 0.7);
    margin-bottom: 36px;
    max-width: 520px;
    margin-left: auto;
    margin-right: auto;
}

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

/* --- Contact --- */
.contact {
    padding: 120px 0;
    background: var(--cream-50);
}

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

.contact-info .section-eyebrow {
    text-align: left;
}

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

.contact-desc {
    font-size: 1rem;
    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: 16px;
    align-items: flex-start;
}

.contact-icon {
    width: 48px;
    height: 48px;
    background: var(--navy-950);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gold-500);
    flex-shrink: 0;
}

.contact-label {
    display: block;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--gray-400);
    margin-bottom: 4px;
}

.contact-value {
    font-size: 1rem;
    color: var(--navy-950);
    font-weight: 500;
    line-height: 1.5;
}

.contact-link {
    color: var(--navy-950);
    font-weight: 500;
    transition: color 0.2s ease;
}

.contact-link:hover {
    color: var(--gold-600);
}

/* --- Form --- */
.contact-form-wrapper {
    background: var(--white);
    border-radius: 20px;
    padding: 48px;
    border: 1px solid var(--gray-200);
    box-shadow: 0 20px 60px rgba(10, 22, 40, 0.06);
}

.form-title {
    font-family: var(--font-serif);
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--navy-950);
    margin-bottom: 32px;
}

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

.form-group label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: 8px;
    letter-spacing: 0.02em;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 14px 16px;
    font-family: var(--font-sans);
    font-size: 15px;
    color: var(--gray-800);
    background: var(--gray-50);
    border: 1.5px solid var(--gray-200);
    border-radius: 10px;
    transition: all 0.25s var(--ease-out);
    outline: none;
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--gold-500);
    background: var(--white);
    box-shadow: 0 0 0 4px rgba(201, 168, 76, 0.1);
}

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

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

.form-success {
    text-align: center;
    padding: 48px 24px;
}

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

.form-success h4 {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    color: var(--navy-950);
    margin-bottom: 8px;
}

.form-success p {
    color: var(--gray-600);
    font-size: 0.95rem;
}

/* --- Footer --- */
.site-footer {
    background: var(--navy-950);
    color: var(--white);
    padding: 80px 0 0;
}

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

.footer-tagline {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.5);
    line-height: 1.7;
    margin-top: 16px;
    max-width: 280px;
}

.footer-links h4,
.footer-contact h4 {
    font-family: var(--font-sans);
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--gold-500);
    margin-bottom: 20px;
}

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

.footer-links a,
.footer-contact a {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.6);
    transition: color 0.2s ease;
}

.footer-links a:hover,
.footer-contact a:hover {
    color: var(--white);
}

.footer-contact li:last-child {
    color: rgba(255, 255, 255, 0.5);
    font-size: 14px;
    line-height: 1.6;
}

.footer-bottom {
    padding: 28px 0;
    text-align: center;
}

.footer-bottom p {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.35);
}

/* --- Scroll Reveal --- */
.reveal {
    opacity: 1;
    transform: none;
    transition: opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out);
}

.reveal.revealed {
    opacity: 1;
    transform: none;
}

/* --- Responsive --- */
@media (max-width: 1024px) {
    .hero-grid {
        gap: 40px;
    }
    
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .about-grid {
        gap: 60px;
    }
    
    .contact-grid {
        gap: 60px;
    }
}

@media (max-width: 768px) {
    .header-inner {
        height: 70px;
    }
    
    .mobile-toggle {
        display: block;
        z-index: 1001;
    }
    
    .main-nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: 100%;
        height: 100vh;
        background: var(--cream-50);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        transition: right 0.4s var(--ease-out);
        z-index: 999;
    }
    
    .main-nav.open {
        right: 0;
    }
    
    .main-nav ul {
        flex-direction: column;
        align-items: center;
        gap: 28px;
        margin-bottom: 32px;
    }
    
    .main-nav a {
        font-size: 1.25rem;
        color: var(--navy-950);
    }
    
    .header-cta {
        margin-left: 0;
        margin-top: 8px;
    }
    
    .hero-grid {
        grid-template-columns: 1fr;
        gap: 48px;
        padding: 40px 0 60px;
    }
    
    .hero-headline {
        font-size: clamp(2.2rem, 8vw, 3.2rem);
    }
    
    .hero-image {
        order: -1;
    }
    
    .hero-img-wrapper {
        aspect-ratio: 4/3;
        border-radius: 12px;
    }
    
    .hero-badge {
        left: 16px;
        bottom: 16px;
    }
    
    .hero-trust {
        gap: 20px;
    }
    
    .services {
        padding: 80px 0;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    
    .service-card {
        padding: 28px 24px;
    }
    
    .about {
        padding: 80px 0;
    }
    
    .about-grid {
        grid-template-columns: 1fr;
        gap: 60px;
    }
    
    .about-img-secondary {
        right: -16px;
        bottom: -24px;
    }
    
    .about-experience-badge {
        top: -16px;
        left: -16px;
        padding: 16px 20px;
    }
    
    .about-content .section-eyebrow,
    .about-content .section-title {
        text-align: center;
    }
    
    .about-text {
        text-align: center;
    }
    
    .about-stats {
        justify-content: center;
    }
    
    .about-content .btn {
        margin: 8px auto 0;
    }
    
    .why-us {
        padding: 80px 0;
    }
    
    .why-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    
    .why-card {
        padding: 36px 28px;
    }
    
    .cta-banner {
        padding: 80px 0;
    }
    
    .contact {
        padding: 80px 0;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 48px;
    }
    
    .contact-info .section-eyebrow,
    .contact-info .section-title {
        text-align: center;
    }
    
    .contact-desc {
        text-align: center;
    }
    
    .contact-form-wrapper {
        padding: 32px 24px;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .footer-bottom {
        padding: 20px 0;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }
    
    .hero-actions {
        flex-direction: column;
    }
    
    .hero-actions .btn {
        justify-content: center;
    }
    
    .cta-actions {
        flex-direction: column;
        align-items: center;
    }
    
    .cta-actions .btn {
        width: 100%;
        justify-content: center;
    }
}

/* --- Reduced Motion --- */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
    }
    
    html {
        scroll-behavior: auto;
    }
}