/* ========================================
   MoboTech - Classic & Elegant Electronics Store
   Color Palette: Emerald Green + Cream
   ======================================== */

:root {
    /* Primary Colors */
    --emerald-900: #064e3b;
    --emerald-800: #065f46;
    --emerald-700: #047857;
    --emerald-600: #059669;
    --emerald-500: #10b981;
    
    /* Cream Colors */
    --cream-50: #faf9f6;
    --cream-100: #f5f3ed;
    --cream-200: #ebe7db;
    --cream-300: #d4cfc0;
    
    /* Neutrals */
    --charcoal: #1a1a1a;
    --slate: #2d2d2d;
    --gray-600: #4a4a4a;
    --gray-700: #3a3a3a;
    --gray-800: #2a2a2a;
    
    /* Typography */
    --font-serif: 'Cormorant Garamond', Georgia, serif;
    --font-sans: 'Lato', -apple-system, BlinkMacSystemFont, sans-serif;
    
    /* Spacing */
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 2.5rem;
    --space-xl: 4rem;
    --space-2xl: 6rem;
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 400ms ease;
}

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

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

body {
    font-family: var(--font-sans);
    font-weight: 400;
    line-height: 1.6;
    color: var(--charcoal);
    background-color: var(--cream-50);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

/* Container */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-md);
}

@media (min-width: 768px) {
    .container {
        padding: 0 var(--space-xl);
    }
}

/* Typography */
h1, h2, h3, h4 {
    font-family: var(--font-serif);
    font-weight: 600;
    line-height: 1.2;
    color: var(--charcoal);
}

.section-eyebrow {
    font-family: var(--font-sans);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--emerald-700);
    margin-bottom: var(--space-sm);
}

.section-title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    margin-bottom: var(--space-md);
    color: var(--charcoal);
}

.section-description {
    font-size: 1.125rem;
    color: var(--gray-600);
    max-width: 600px;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    padding: 0.875rem 2rem;
    font-family: var(--font-sans);
    font-size: 0.9375rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    border-radius: 4px;
    transition: all var(--transition-base);
    white-space: nowrap;
}

.btn-primary {
    background-color: var(--emerald-700);
    color: var(--cream-50);
    border: 2px solid var(--emerald-700);
}

.btn-primary:hover,
.btn-primary:focus {
    background-color: var(--emerald-800);
    border-color: var(--emerald-800);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(6, 78, 59, 0.3);
}

.btn-secondary {
    background-color: transparent;
    color: var(--emerald-700);
    border: 2px solid var(--emerald-700);
}

.btn-secondary:hover,
.btn-secondary:focus {
    background-color: var(--emerald-700);
    color: var(--cream-50);
    transform: translateY(-2px);
}

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

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

/* Header */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background-color: rgba(250, 249, 246, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--cream-200);
    transition: box-shadow var(--transition-base);
}

.site-header.scrolled {
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.08);
}

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

/* Logo */
.logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.logo-icon {
    width: 36px;
    height: 36px;
    background: linear-gradient(135deg, var(--emerald-700), var(--emerald-500));
    border-radius: 8px;
    position: relative;
}

.logo-icon::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 16px;
    height: 16px;
    border: 2px solid var(--cream-50);
    border-radius: 2px;
}

.logo-text {
    font-family: var(--font-serif);
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--emerald-900);
    letter-spacing: -0.02em;
}

/* Navigation */
.nav-list {
    display: flex;
    list-style: none;
    gap: var(--space-lg);
}

.nav-link {
    font-family: var(--font-sans);
    font-size: 0.9375rem;
    font-weight: 700;
    color: var(--gray-700);
    letter-spacing: 0.05em;
    text-transform: uppercase;
    position: relative;
    transition: color var(--transition-fast);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--emerald-700);
    transition: width var(--transition-base);
}

.nav-link:hover,
.nav-link:focus {
    color: var(--emerald-700);
}

.nav-link:hover::after,
.nav-link:focus::after {
    width: 100%;
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: var(--space-xs);
}

.hamburger-line {
    width: 24px;
    height: 2px;
    background-color: var(--charcoal);
    transition: all var(--transition-base);
}

.mobile-menu-toggle[aria-expanded="true"] .hamburger-line:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.mobile-menu-toggle[aria-expanded="true"] .hamburger-line:nth-child(2) {
    opacity: 0;
}

.mobile-menu-toggle[aria-expanded="true"] .hamburger-line:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* Hero Section */
.hero {
    padding-top: 80px;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, var(--cream-50) 0%, var(--cream-100) 100%);
    overflow: hidden;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-xl);
    align-items: center;
    padding-top: var(--space-xl);
    padding-bottom: var(--space-xl);
}

.hero-content {
    order: 2;
}

.hero-image {
    order: 1;
    position: relative;
}

.hero-image img {
    width: 100%;
    height: auto;
    border-radius: 8px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
}

.hero-image-accent {
    position: absolute;
    top: -20px;
    right: -20px;
    width: 100%;
    height: 100%;
    border: 2px solid var(--emerald-700);
    border-radius: 8px;
    z-index: -1;
}

.hero-eyebrow {
    font-size: 0.875rem;
    font-weight: 700;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--emerald-700);
    margin-bottom: var(--space-md);
}

.hero-headline {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 700;
    line-height: 1.1;
    color: var(--charcoal);
    margin-bottom: var(--space-md);
}

.hero-subheadline {
    font-size: 1.25rem;
    line-height: 1.7;
    color: var(--gray-600);
    margin-bottom: var(--space-lg);
    max-width: 500px;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-md);
    margin-bottom: var(--space-xl);
}

.hero-stats {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
}

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

.stat-number {
    font-family: var(--font-serif);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--emerald-700);
    line-height: 1;
}

.stat-label {
    font-size: 0.875rem;
    color: var(--gray-600);
    margin-top: var(--space-xs);
}

.stat-divider {
    width: 1px;
    height: 40px;
    background-color: var(--cream-300);
}

/* Sections */
.section {
    padding: var(--space-2xl) 0;
}

.section-header {
    text-align: center;
    margin-bottom: var(--space-xl);
}

.section-header .section-description {
    margin: 0 auto;
}

/* Services */
.services {
    background-color: var(--cream-100);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-lg);
}

.service-card {
    background-color: var(--cream-50);
    padding: var(--space-xl);
    border-radius: 8px;
    border: 1px solid var(--cream-200);
    transition: all var(--transition-base);
}

.service-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.08);
    border-color: var(--emerald-300);
}

.service-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--emerald-100);
    border-radius: 12px;
    margin-bottom: var(--space-md);
    color: var(--emerald-700);
}

.service-title {
    font-size: 1.5rem;
    margin-bottom: var(--space-sm);
}

.service-description {
    font-size: 1rem;
    line-height: 1.7;
    color: var(--gray-600);
}

/* About */
.about-container {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-xl);
    align-items: center;
}

.about-image {
    position: relative;
}

.about-image img {
    width: 100%;
    height: auto;
    border-radius: 8px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.12);
}

.about-image-frame {
    position: absolute;
    top: 20px;
    left: 20px;
    right: -20px;
    bottom: -20px;
    border: 2px solid var(--emerald-700);
    border-radius: 8px;
    z-index: -1;
}

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

.about-text {
    font-size: 1.125rem;
    line-height: 1.8;
    color: var(--gray-600);
    margin-bottom: var(--space-md);
}

.about-values {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
}

.value-item {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.value-icon {
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--emerald-700);
    color: var(--cream-50);
    border-radius: 50%;
    font-size: 0.75rem;
    font-weight: 700;
    flex-shrink: 0;
}

.value-text {
    font-size: 0.9375rem;
    font-weight: 700;
    color: var(--charcoal);
}

/* Products */
.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: var(--space-lg);
}

.product-card {
    background-color: var(--cream-50);
    border-radius: 8px;
    overflow: hidden;
    border: 1px solid var(--cream-200);
    transition: all var(--transition-base);
}

.product-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.08);
}

.product-image {
    overflow: hidden;
}

.product-image img {
    width: 100%;
    height: 280px;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.product-card:hover .product-image img {
    transform: scale(1.05);
}

.product-info {
    padding: var(--space-md);
}

.product-title {
    font-size: 1.5rem;
    margin-bottom: var(--space-xs);
}

.product-description {
    font-size: 0.9375rem;
    color: var(--gray-600);
    line-height: 1.6;
}

/* CTA Section */
.cta-section {
    background: linear-gradient(135deg, var(--emerald-900) 0%, var(--emerald-700) 100%);
    padding: var(--space-2xl) 0;
}

.cta-content {
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.cta-title {
    font-size: clamp(2rem, 5vw, 3rem);
    color: var(--cream-50);
    margin-bottom: var(--space-md);
}

.cta-text {
    font-size: 1.125rem;
    color: var(--cream-200);
    margin-bottom: var(--space-lg);
    line-height: 1.7;
}

.cta-actions {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--space-md);
}

.cta-actions .btn-primary {
    background-color: var(--cream-50);
    color: var(--emerald-900);
    border-color: var(--cream-50);
}

.cta-actions .btn-primary:hover {
    background-color: var(--cream-100);
    border-color: var(--cream-100);
}

.cta-actions .btn-secondary {
    border-color: var(--cream-50);
    color: var(--cream-50);
}

.cta-actions .btn-secondary:hover {
    background-color: var(--cream-50);
    color: var(--emerald-900);
}

/* Contact */
.contact {
    background-color: var(--cream-100);
}

.contact-container {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-xl);
}

.contact-info {
    max-width: 560px;
}

.contact-description {
    font-size: 1.125rem;
    color: var(--gray-600);
    margin-bottom: var(--space-lg);
    line-height: 1.7;
}

.contact-details {
    font-style: normal;
}

.contact-item {
    display: flex;
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
}

.contact-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--emerald-700);
    color: var(--cream-50);
    border-radius: 12px;
    flex-shrink: 0;
}

.contact-item strong {
    display: block;
    font-family: var(--font-sans);
    font-size: 0.875rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--emerald-700);
    margin-bottom: 4px;
}

.contact-item p {
    font-size: 1rem;
    color: var(--charcoal);
    line-height: 1.6;
}

.contact-item a {
    color: var(--charcoal);
    transition: color var(--transition-fast);
}

.contact-item a:hover {
    color: var(--emerald-700);
}

.map-container {
    margin-top: var(--space-lg);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

/* Contact Form */
.contact-form-wrapper {
    background-color: var(--cream-50);
    padding: var(--space-xl);
    border-radius: 8px;
    border: 1px solid var(--cream-200);
}

.form-title {
    font-size: 1.75rem;
    margin-bottom: var(--space-lg);
}

.form-group {
    margin-bottom: var(--space-md);
}

.form-label {
    display: block;
    font-size: 0.875rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--gray-700);
    margin-bottom: var(--space-xs);
}

.form-input,
.form-textarea {
    width: 100%;
    padding: 0.875rem 1rem;
    font-family: var(--font-sans);
    font-size: 1rem;
    color: var(--charcoal);
    background-color: var(--cream-50);
    border: 2px solid var(--cream-300);
    border-radius: 4px;
    transition: border-color var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--emerald-700);
}

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

.form-success {
    margin-top: var(--space-md);
    padding: var(--space-md);
    background-color: var(--emerald-100);
    border: 1px solid var(--emerald-300);
    border-radius: 4px;
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.success-icon {
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--emerald-700);
    color: var(--cream-50);
    border-radius: 50%;
    font-size: 0.75rem;
    font-weight: 700;
    flex-shrink: 0;
}

.form-success p {
    font-size: 0.9375rem;
    color: var(--emerald-900);
    margin: 0;
}

/* Footer */
.footer {
    background-color: var(--charcoal);
    color: var(--cream-200);
    padding: var(--space-2xl) 0 var(--space-lg);
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-xl);
    margin-bottom: var(--space-xl);
}

.footer-brand .logo-text {
    color: var(--cream-50);
}

.footer-tagline {
    font-size: 1rem;
    color: var(--cream-300);
    margin-top: var(--space-sm);
    margin-bottom: var(--space-sm);
}

.footer-address {
    font-size: 0.9375rem;
    color: var(--cream-300);
}

.footer-heading {
    font-family: var(--font-sans);
    font-size: 0.875rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--cream-50);
    margin-bottom: var(--space-md);
}

.footer-links ul {
    list-style: none;
}

.footer-links li {
    margin-bottom: var(--space-sm);
}

.footer-links a {
    color: var(--cream-300);
    font-size: 0.9375rem;
    transition: color var(--transition-fast);
}

.footer-links a:hover {
    color: var(--emerald-500);
}

.footer-contact p {
    font-size: 0.9375rem;
    color: var(--cream-300);
    margin-bottom: var(--space-sm);
    line-height: 1.6;
}

.footer-contact a {
    color: var(--cream-300);
    transition: color var(--transition-fast);
}

.footer-contact a:hover {
    color: var(--emerald-500);
}

.footer-bottom {
    border-top: 1px solid var(--slate);
    padding-top: var(--space-lg);
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    text-align: center;
}

.footer-bottom p {
    font-size: 0.875rem;
    color: var(--cream-300);
}

/* Mobile Responsive */
@media (max-width: 968px) {
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-content {
        order: 1;
    }
    
    .hero-image {
        order: 2;
        max-width: 500px;
        margin: 0 auto;
    }
    
    .hero-subheadline {
        margin-left: auto;
        margin-right: auto;
    }
    
    .hero-actions {
        justify-content: center;
    }
    
    .hero-stats {
        justify-content: center;
    }
    
    .about-container {
        grid-template-columns: 1fr;
    }
    
    .about-image {
        max-width: 500px;
        margin: 0 auto;
    }
    
    .about-content {
        max-width: 100%;
    }
    
    .contact-container {
        grid-template-columns: 1fr;
    }
    
    .contact-info {
        max-width: 100%;
    }
}

@media (max-width: 768px) {
    .mobile-menu-toggle {
        display: flex;
    }
    
    .main-nav {
        position: fixed;
        top: 80px;
        left: 0;
        right: 0;
        background-color: var(--cream-50);
        border-bottom: 1px solid var(--cream-200);
        padding: var(--space-lg);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all var(--transition-base);
    }
    
    .main-nav.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .nav-list {
        flex-direction: column;
        gap: var(--space-md);
    }
    
    .nav-link {
        font-size: 1.125rem;
    }
    
    .about-values {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .footer-bottom {
        text-align: center;
    }
}

@media (max-width: 480px) {
    .hero-headline {
        font-size: 2rem;
    }
    
    .hero-actions {
        flex-direction: column;
        width: 100%;
    }
    
    .hero-actions .btn {
        width: 100%;
        justify-content: center;
    }
    
    .cta-actions {
        flex-direction: column;
        width: 100%;
        padding: 0 var(--space-md);
    }
    
    .cta-actions .btn {
        width: 100%;
    }
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    html {
        scroll-behavior: auto;
    }
}