/* 
   Mekatro Markt - Premium Stylesheet
   Modern Light Theme with Steel Blue and Orange accents.
*/

:root {
    --primary-color: #1a4f78; /* Steel Blue */
    --secondary-color: #f76c2d; /* Energetic Orange */
    --bg-light: #ffffff;
    --bg-alt: #f4f7fb;
    --text-dark: #1f2937;
    --text-muted: #6b7280;
    --white: #ffffff;
    --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    --shadow-sm: 0 4px 6px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 10px 15px rgba(0, 0, 0, 0.05);
    --shadow-lg: 0 20px 25px rgba(0, 0, 0, 0.1);
    --radius: 12px;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    color: var(--text-dark);
    background-color: var(--bg-light);
    line-height: 1.6;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Outfit', sans-serif;
    font-weight: 700;
    line-height: 1.2;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

ul {
    list-style: none;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.pt-pb {
    padding: 80px 0;
}

.bg-light {
    background-color: var(--bg-alt);
}

.text-center {
    text-align: center;
}

.highlight {
    color: var(--secondary-color);
}
.highlight-text {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Typography & Utilities */
.section-subtitle {
    display: block;
    color: var(--secondary-color);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    font-size: 0.875rem;
    margin-bottom: 10px;
}

h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
    color: var(--primary-color);
}

.section-header {
    margin-bottom: 50px;
}

.section-header p {
    color: var(--text-muted);
    font-size: 1.125rem;
    max-width: 600px;
    margin: 0 auto;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 10px 24px;
    border-radius: var(--radius);
    font-weight: 600;
    cursor: pointer;
    text-align: center;
    border: 2px solid transparent;
}

.btn-primary {
    background-color: var(--secondary-color);
    color: var(--white);
    box-shadow: 0 4px 14px rgba(247, 108, 45, 0.4);
}

.btn-primary:hover {
    background-color: #de561c;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(247, 108, 45, 0.5);
}

.btn-outline {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

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

.btn-lg {
    padding: 14px 32px;
    font-size: 1.125rem;
}

/* Navbar */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    transition: var(--transition);
    padding: 20px 0;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

header.scrolled {
    padding: 10px 0;
    box-shadow: var(--shadow-sm);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-family: 'Outfit', sans-serif;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
}

.logo img {
    height: 48px;
    width: auto;
    object-fit: contain;
}

nav ul {
    display: flex;
    align-items: center;
    gap: 30px;
}

nav a {
    font-weight: 600;
    color: var(--primary-color);
    position: relative;
}

nav a:not(.btn):hover {
    color: var(--secondary-color);
}

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

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

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
}

.hamburger span {
    display: block;
    width: 25px;
    height: 3px;
    background-color: var(--primary-color);
    transition: var(--transition);
}

/* Hero Section */
.hero-section {
    position: relative;
    padding-top: 150px;
    padding-bottom: 100px;
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, rgba(255, 255, 255, 0.55), rgba(244, 247, 251, 1)), url('assets/hero_bg.png');
    background-size: cover;
    background-position: center;
    z-index: -1;
}

.hero-content {
    max-width: 800px;
}

.hero-content h1 {
    font-size: 4rem;
    color: var(--primary-color);
    margin-bottom: 24px;
}

.hero-content p {
    font-size: 1.25rem;
    color: var(--text-muted);
    margin-bottom: 40px;
    max-width: 600px;
}

.hero-buttons {
    display: flex;
    gap: 20px;
}

/* About Section */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-text p {
    margin-bottom: 20px;
    color: var(--text-muted);
    font-size: 1.125rem;
}

.about-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.stat-card {
    background: var(--white);
    padding: 30px 20px;
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
    text-align: center;
    border: 1px solid rgba(0,0,0,0.05);
    transition: var(--transition);
}

.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.stat-card h3 {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-bottom: 10px;
}

.stat-card p {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.box-highlight {
    background: var(--primary-color);
    color: var(--white);
    grid-column: span 2;
}

.box-highlight h3, .box-highlight p {
    color: var(--white);
}

/* Products Section */
.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.product-card {
    background: var(--white);
    padding: 40px 30px;
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(0,0,0,0.03);
    display: flex;
    flex-direction: column;
    height: 100%;
}

.product-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: var(--secondary-color);
    transform: scaleY(0);
    transform-origin: bottom;
    transition: var(--transition);
}

.product-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.product-card:hover::before {
    transform: scaleY(1);
}

.product-icon {
    width: 64px;
    height: 64px;
    background: var(--bg-alt);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-color);
    margin-bottom: 24px;
    transition: var(--transition);
}

.product-card:hover .product-icon {
    background: var(--primary-color);
    color: var(--white);
}

.product-card h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
    color: var(--primary-color);
}

.product-card p {
    color: var(--text-muted);
    margin-bottom: 20px;
    flex-grow: 1;
}

.view-link {
    color: var(--secondary-color);
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
    margin-top: auto;
}

/* Applications */
.app-features {
    display: flex;
    flex-direction: column;
    gap: 80px;
}

.app-feature {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.app-feature.reverse .app-img {
    order: 2;
}

.app-feature.reverse .app-info {
    order: 1;
}

.app-img {
    width: 100%;
    height: 400px;
    border-radius: var(--radius);
    box-shadow: var(--shadow-md);
    background-size: cover;
    background-position: center;
    position: relative;
    overflow: hidden;
}

/* Add a pseudo-element overlay for professional look */
.app-img::before {
    content: '';
    position: absolute;
    top:0; left:0; width:100%; height:100%;
    background: linear-gradient(45deg, rgba(26, 79, 120, 0.4), transparent);
}

/* Placeholder gradient if no image */
.placeholder-img {
    background: linear-gradient(135deg, #e5e7eb, #d1d5db);
}

.app-info h3 {
    font-size: 2rem;
    margin-bottom: 20px;
    color: var(--primary-color);
}

.app-info p {
    font-size: 1.125rem;
    color: var(--text-muted);
    line-height: 1.8;
}

/* Footer */
.footer {
    background-color: var(--primary-color);
    color: var(--white);
    padding: 80px 0 30px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 60px;
    margin-bottom: 60px;
}

.brand-col .text-gray {
    color: rgba(255, 255, 255, 0.7);
    margin-top: 15px;
}

.footer-col h4 {
    font-size: 1.25rem;
    margin-bottom: 24px;
}

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

.footer-col a {
    color: rgba(255, 255, 255, 0.7);
}

.footer-col a:hover {
    color: var(--secondary-color);
    padding-left: 5px;
}

.contact-info li {
    color: rgba(255, 255, 255, 0.7);
    display: flex;
    align-items: center;
    gap: 10px;
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.875rem;
}

/* Animations */
.fade-up {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.slide-in-left {
    opacity: 0;
    transform: translateX(-50px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.slide-in-right {
    opacity: 0;
    transform: translateX(50px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.visible {
    opacity: 1;
    transform: translate(0);
}

.delay-1 { transition-delay: 0.2s; }
.delay-2 { transition-delay: 0.4s; }
.delay-3 { transition-delay: 0.6s; }

/* Responsive */
@media (max-width: 992px) {
    .about-grid, .app-feature {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .app-feature.reverse .app-img { order: 1; }
    .app-feature.reverse .app-info { order: 2; }
    
    .hero-content h1 { font-size: 3rem; }
}

@media (max-width: 768px) {
    .hamburger { display: flex; }
    
    nav ul {
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: var(--white);
        flex-direction: column;
        padding: 20px 0;
        box-shadow: var(--shadow-md);
        clip-path: polygon(0 0, 100% 0, 100% 0, 0 0);
        transition: clip-path 0.4s ease-in-out;
    }

    nav ul.active {
        clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%);
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .hero-content h1 { font-size: 2.5rem; }
    .hero-buttons { flex-direction: column; }
}