/* ========================================
   HizliNet Website - Modern Design
   ======================================== */

/* CSS Variables */
:root {
    /* Primary Colors - HizliNet Logo Colors */
    --primary-color: #dc3545;
    --primary-dark: #c82333;
    --primary-light: #e65c6a;
    --secondary-color: #6c757d;
    
    /* Neutral Colors */
    --dark-color: #212529;
    --dark-secondary: #343a40;
    --text-primary: #212529;
    --text-secondary: #6c757d;
    --text-muted: #868e96;
    
    /* Background Colors - Light Theme */
    --bg-primary: #ffffff;
    --bg-secondary: #f8f9fa;
    --bg-card: #ffffff;
    
    /* Accent Colors */
    --success: #28a745;
    --warning: #ffc107;
    --danger: #dc3545;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2.5rem;
    --spacing-xl: 3.5rem;
    
    /* Border Radius */
    --radius-sm: 0.5rem;
    --radius-md: 1rem;
    --radius-lg: 1.5rem;
    
    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.3);
    --shadow-glow: 0 0 30px rgba(0, 102, 255, 0.3);
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
}

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

/* Header & Navigation */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 9999;
    background: #f8f9fa;
    backdrop-filter: blur(10px);
    border-bottom: 1px solid #dee2e6;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.navbar {
    padding: var(--spacing-sm) 0;
}

.nav-wrapper {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
}

.logo-image {
    height: 50px;
    width: auto;
    object-fit: contain;
}

.logo-highlight {
    color: var(--primary-color);
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    list-style: none;
}

.nav-link {
    color: var(--text-secondary);
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: var(--radius-sm);
    transition: var(--transition-fast);
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary-color);
    background: rgba(220, 53, 69, 0.1);
}

/* Language Selector */
.language-selector {
    position: relative;
}

.language-btn {
    background: transparent;
    border: 2px solid #dee2e6;
    border-radius: 0.5rem;
    padding: 0.5rem 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    font-size: 0.875rem;
    font-weight: 600;
    color: #212529;
    transition: all 0.3s ease;
}

.language-btn:hover {
    background: rgba(220, 53, 69, 0.1);
    border-color: #dc3545;
    color: #dc3545;
}

.language-btn i {
    font-size: 1rem;
}

.language-btn .fa-chevron-down {
    font-size: 0.75rem;
    transition: transform 0.3s ease;
}

.language-btn.active .fa-chevron-down {
    transform: rotate(180deg);
}

.language-dropdown {
    position: absolute;
    top: calc(100% + 0.5rem);
    right: 0;
    background: #ffffff;
    border: 2px solid #dee2e6;
    border-radius: 0.5rem;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
    min-width: 180px;
    overflow: hidden;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s ease;
    z-index: 10000;
    max-height: 400px;
    overflow-y: auto;
}

.language-dropdown.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.language-option {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.875rem 1rem;
    color: #212529;
    text-decoration: none;
    transition: all 0.2s ease;
    border-bottom: 1px solid #f1f3f5;
}

.language-option:last-child {
    border-bottom: none;
}

.language-option:hover {
    background: rgba(220, 53, 69, 0.1);
    color: #dc3545;
}

.language-option.active {
    background: rgba(220, 53, 69, 0.15);
    color: #dc3545;
    font-weight: 600;
}

.language-option .flag {
    font-size: 1.25rem;
    line-height: 1;
}

.btn-login {
    padding: 0.75rem 1.5rem;
    background: var(--primary-color);
    color: #ffffff;
    border-radius: var(--radius-sm);
    font-weight: 600;
    transition: var(--transition-fast);
}

.btn-login:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(220, 53, 69, 0.3);
}

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 1.5rem;
    cursor: pointer;
}

/* Hero Section */
.hero {
    position: relative;
    min-height: 75vh;
    display: flex;
    align-items: center;
    overflow: hidden;
    padding-top: 120px;
    padding-bottom: var(--spacing-xl);
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: transparent;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
    animation: fadeInUp 0.8s ease;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-subtitle {
    display: block;
    font-size: 1.25rem;
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    text-transform: uppercase;
    letter-spacing: 3px;
    padding-top: var(--spacing-lg);
    padding-bottom: var(--spacing-sm);
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.hero-description {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
    margin-bottom: var(--spacing-lg);
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 1rem;
    border: none;
    cursor: pointer;
    transition: var(--transition-normal);
}

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

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(220, 53, 69, 0.3);
}

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

.btn-secondary:hover {
    background: var(--primary-color);
    color: #ffffff;
    transform: translateY(-3px);
}

.btn-light {
    background: #ffffff;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

.btn-light:hover {
    background: var(--primary-color);
    color: #ffffff;
    transform: translateY(-3px);
}

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

/* Section Styles */
section {
    padding: var(--spacing-lg) 0;
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--spacing-md);
}

.section-title {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
    font-weight: 700;
}

.section-description {
    font-size: 1.125rem;
    color: var(--text-secondary);
}

/* Services Section */
.services-section {
    background: var(--bg-secondary);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-md);
}

.service-box {
    position: relative;
    padding: var(--spacing-md);
    background: #ffffff;
    border: 2px solid #dee2e6;
    border-radius: var(--radius-lg);
    transition: var(--transition-normal);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.service-box:hover {
    transform: translateY(-10px);
    border-color: var(--primary-color);
    box-shadow: 0 12px 30px rgba(220, 53, 69, 0.15);
}

.service-number {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    font-size: 3rem;
    font-weight: 800;
    color: rgba(220, 53, 69, 0.1);
}

.service-icon {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(220, 53, 69, 0.1);
    border-radius: var(--radius-sm);
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-bottom: var(--spacing-md);
}

.service-title {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
    font-weight: 600;
}

.service-description {
    color: var(--text-secondary);
    line-height: 1.8;
}

/* Locations Section */
.locations-section {
    background: #ffffff;
}

.locations-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    align-items: start;
}

.locations-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.location-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm);
    background: var(--bg-secondary);
    border: 1px solid #dee2e6;
    border-radius: var(--radius-sm);
    transition: var(--transition-fast);
}

.location-item:hover {
    background: #ffffff;
    border-color: var(--primary-color);
    transform: translateX(5px);
}

.location-item i {
    color: var(--primary-color);
    font-size: 1.25rem;
    flex-shrink: 0;
}

.location-item span {
    color: var(--text-primary);
    font-weight: 500;
}

.locations-map {
    position: sticky;
    top: 100px;
    padding: var(--spacing-md);
    background: #ffffff;
    border: 2px solid #dee2e6;
    border-radius: var(--radius-lg);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.map-image {
    width: 100%;
    height: auto;
    border-radius: var(--radius-sm);
    display: block;
}

/* Footer */
.footer {
    background: #343a40;
    padding: var(--spacing-lg) 0 var(--spacing-sm);
    border-top: 1px solid #dee2e6;
}

.footer-content {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1.5fr;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
}

.footer-section {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.footer-logo {
    display: flex;
    align-items: center;
    margin-bottom: var(--spacing-sm);
}

.footer-logo-image {
    height: 60px;
    width: auto;
    object-fit: contain;
}

.footer-description {
    color: #adb5bd;
    line-height: 1.6;
}

.footer-title {
    font-size: 1.125rem;
    margin-bottom: var(--spacing-sm);
    color: #ffffff;
}

.footer-links,
.footer-contact {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.footer-links a {
    color: #adb5bd;
    transition: var(--transition-fast);
}

.footer-links a:hover {
    color: var(--primary-color);
    padding-left: 0.5rem;
}

.footer-contact li {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    color: #adb5bd;
    line-height: 1.6;
}

.footer-contact li i {
    color: var(--primary-color);
    width: 20px;
    flex-shrink: 0;
    margin-top: 0.25rem;
}

/* Responsive Design */
@media (max-width: 992px) {
    .language-dropdown {
        right: auto;
        left: 0;
    }
}

@media (max-width: 992px) {
    .footer-content {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-md);
    }
}

@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: block;
    }
    
    .hero {
        padding-top: 100px;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-description {
        font-size: 1rem;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .locations-content {
        grid-template-columns: 1fr;
    }
    
    .locations-map {
        position: static;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
    
    .language-btn {
        padding: 0.4rem 0.75rem;
        font-size: 0.75rem;
    }
    
    .language-dropdown {
        min-width: 160px;
    }
    
    .language-option {
        padding: 0.75rem 0.875rem;
        font-size: 0.875rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-sm);
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .section-title {
        font-size: 1.75rem;
    }
}