/* Qatar 5G Informational Website - Futuristic Telecom Design */
/* Color Palette: Dark Navy, Neon Blue, Violet Gradients */

/* CSS Variables */
:root {
    --primary-dark: #0a0e1a;
    --primary-navy: #0d1424;
    --secondary-navy: #141d2f;
    --accent-blue: #00d4ff;
    --accent-blue-dark: #0099cc;
    --accent-violet: #8b5cf6;
    --accent-violet-dark: #6d28d9;
    --gradient-primary: linear-gradient(135deg, #00d4ff 0%, #8b5cf6 100%);
    --gradient-dark: linear-gradient(180deg, #0a0e1a 0%, #141d2f 100%);
    --gradient-glow: linear-gradient(135deg, rgba(0, 212, 255, 0.3) 0%, rgba(139, 92, 246, 0.3) 100%);
    --text-primary: #ffffff;
    --text-secondary: #a0aec0;
    --text-muted: #718096;
    --border-color: rgba(0, 212, 255, 0.2);
    --shadow-glow: 0 0 30px rgba(0, 212, 255, 0.3);
    --shadow-card: 0 4px 20px rgba(0, 0, 0, 0.3);
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-heading: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --border-radius: 12px;
    --border-radius-lg: 20px;
}

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

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

body {
    font-family: var(--font-primary);
    background: var(--primary-dark);
    color: var(--text-primary);
    line-height: 1.7;
    min-height: 100vh;
    overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: 1rem;
}

h1 {
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

h2 {
    font-size: clamp(2rem, 4vw, 2.75rem);
    color: var(--text-primary);
}

h3 {
    font-size: clamp(1.5rem, 3vw, 2rem);
    color: var(--accent-blue);
}

h4 {
    font-size: 1.25rem;
    color: var(--text-primary);
}

p {
    margin-bottom: 1.5rem;
    color: var(--text-secondary);
    font-size: 1.1rem;
}

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

a:hover {
    color: var(--accent-violet);
}

/* Container */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(10, 14, 26, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    padding: 15px 0;
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
}

.logo-icon {
    width: 40px;
    height: 40px;
    background: var(--gradient-primary);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
}

.logo-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 8px;
}

.nav-menu a {
    display: block;
    padding: 10px 18px;
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 0.95rem;
    border-radius: 8px;
    transition: all var(--transition-fast);
}

.nav-menu a:hover,
.nav-menu a.active {
    color: var(--accent-blue);
    background: rgba(0, 212, 255, 0.1);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 10px;
}

.nav-toggle span {
    width: 25px;
    height: 2px;
    background: var(--accent-blue);
    transition: all var(--transition-fast);
}

/* Hero Section */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 120px 0 80px;
    background: var(--gradient-dark);
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(ellipse at 30% 20%, rgba(0, 212, 255, 0.15) 0%, transparent 50%),
                radial-gradient(ellipse at 70% 80%, rgba(139, 92, 246, 0.15) 0%, transparent 50%);
    pointer-events: none;
}

.hero .container {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-content {
    max-width: 600px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: rgba(0, 212, 255, 0.1);
    border: 1px solid var(--border-color);
    border-radius: 50px;
    font-size: 0.9rem;
    color: var(--accent-blue);
    margin-bottom: 24px;
}

.hero-badge::before {
    content: '';
    width: 8px;
    height: 8px;
    background: var(--accent-blue);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.2); }
}

.hero h1 {
    margin-bottom: 24px;
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 32px;
}

.hero-image {
    position: relative;
}

.hero-image img {
    width: 100%;
    height: auto;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-glow);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px 32px;
    font-size: 1rem;
    font-weight: 600;
    border-radius: 10px;
    border: none;
    cursor: pointer;
    transition: all var(--transition-normal);
    text-decoration: none;
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--primary-dark);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
    color: var(--primary-dark);
}

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

.btn-secondary:hover {
    background: rgba(0, 212, 255, 0.1);
    color: var(--accent-blue);
}

/* Section Styles */
.section {
    padding: 100px 0;
    position: relative;
}

.section-dark {
    background: var(--primary-navy);
}

.section-header {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 60px;
}

.section-header h2 {
    margin-bottom: 16px;
}

.section-header p {
    font-size: 1.15rem;
}

/* Cards */
.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.card {
    background: var(--secondary-navy);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    padding: 40px 30px;
    transition: all var(--transition-normal);
}

.card:hover {
    transform: translateY(-5px);
    border-color: var(--accent-blue);
    box-shadow: var(--shadow-glow);
}

.card-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient-glow);
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
    font-size: 1.8rem;
}

.card h3 {
    font-size: 1.4rem;
    margin-bottom: 16px;
}

.card p {
    font-size: 1rem;
    margin-bottom: 0;
}

/* Feature Section */
.feature-section {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.feature-section.reverse {
    direction: rtl;
}

.feature-section.reverse > * {
    direction: ltr;
}

.feature-image {
    position: relative;
}

.feature-image img {
    width: 100%;
    height: auto;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-card);
}

.feature-content h2 {
    margin-bottom: 20px;
}

.feature-list {
    list-style: none;
    margin-top: 30px;
}

.feature-list li {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    padding: 12px 0;
    color: var(--text-secondary);
    font-size: 1.05rem;
}

.feature-list li::before {
    content: '✓';
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 28px;
    height: 28px;
    background: var(--gradient-primary);
    color: var(--primary-dark);
    border-radius: 50%;
    font-size: 0.85rem;
    font-weight: 700;
}

/* Stats Section */
.stats-section {
    background: var(--secondary-navy);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
    padding: 60px 0;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
    text-align: center;
}

.stat-item h3 {
    font-size: 3rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 8px;
}

.stat-item p {
    font-size: 1rem;
    margin-bottom: 0;
}

/* FAQ Section */
.faq-grid {
    max-width: 900px;
    margin: 0 auto;
}

.faq-item {
    background: var(--secondary-navy);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    margin-bottom: 16px;
    overflow: hidden;
}

.faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px 30px;
    cursor: pointer;
    font-weight: 600;
    font-size: 1.1rem;
    color: var(--text-primary);
    transition: all var(--transition-fast);
}

.faq-question:hover {
    color: var(--accent-blue);
}

.faq-question::after {
    content: '+';
    font-size: 1.5rem;
    color: var(--accent-blue);
    transition: transform var(--transition-fast);
}

.faq-item.active .faq-question::after {
    transform: rotate(45deg);
}

.faq-answer {
    padding: 0 30px;
    max-height: 0;
    overflow: hidden;
    transition: all var(--transition-normal);
}

.faq-item.active .faq-answer {
    padding: 0 30px 24px;
    max-height: 500px;
}

.faq-answer p {
    margin-bottom: 0;
}

/* Disclaimer Banner */
.disclaimer {
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.1) 0%, rgba(0, 212, 255, 0.1) 100%);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 24px 30px;
    margin: 40px 0;
}

.disclaimer h4 {
    color: var(--accent-violet);
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.disclaimer p {
    margin-bottom: 0;
    font-size: 1rem;
}

/* Page Header */
.page-header {
    padding: 160px 0 80px;
    background: var(--gradient-dark);
    text-align: center;
    position: relative;
}

.page-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(ellipse at 50% 0%, rgba(0, 212, 255, 0.1) 0%, transparent 70%);
    pointer-events: none;
}

.page-header .container {
    position: relative;
    z-index: 1;
}

.page-header h1 {
    margin-bottom: 16px;
}

.breadcrumb {
    display: flex;
    justify-content: center;
    gap: 12px;
    font-size: 0.95rem;
    color: var(--text-muted);
}

.breadcrumb a {
    color: var(--text-secondary);
}

.breadcrumb span {
    color: var(--accent-blue);
}

/* Content Page */
.content-section {
    padding: 80px 0;
}

.content-wrapper {
    max-width: 900px;
    margin: 0 auto;
}

.content-wrapper h2 {
    margin-top: 48px;
    margin-bottom: 20px;
}

.content-wrapper h3 {
    margin-top: 36px;
    margin-bottom: 16px;
}

.content-wrapper ul, .content-wrapper ol {
    margin-bottom: 24px;
    padding-left: 24px;
}

.content-wrapper li {
    margin-bottom: 12px;
    color: var(--text-secondary);
}

.content-wrapper img {
    max-width: 100%;
    height: auto;
    border-radius: var(--border-radius);
    margin: 30px 0;
    box-shadow: var(--shadow-card);
}

/* Contact Page */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
}

.contact-info-card {
    background: var(--secondary-navy);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 32px;
    margin-bottom: 24px;
    display: flex;
    align-items: flex-start;
    gap: 20px;
}

.contact-info-card .icon {
    width: 50px;
    height: 50px;
    background: var(--gradient-glow);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    flex-shrink: 0;
}

.contact-info-card h4 {
    margin-bottom: 8px;
}

.contact-info-card p {
    margin-bottom: 0;
    font-size: 1rem;
}

/* Footer */
.footer {
    background: var(--primary-navy);
    border-top: 1px solid var(--border-color);
    padding: 60px 0 30px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-brand p {
    margin-top: 16px;
    font-size: 0.95rem;
}

.footer-links h4 {
    color: var(--text-primary);
    font-size: 1rem;
    margin-bottom: 20px;
}

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

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a {
    color: var(--text-muted);
    font-size: 0.95rem;
    transition: color var(--transition-fast);
}

.footer-links a:hover {
    color: var(--accent-blue);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 30px;
    border-top: 1px solid var(--border-color);
    font-size: 0.9rem;
    color: var(--text-muted);
}

.footer-bottom-links {
    display: flex;
    gap: 24px;
}

.footer-bottom-links a {
    color: var(--text-muted);
}

/* Responsive Design */
@media (max-width: 1024px) {
    .hero .container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-content {
        max-width: 100%;
    }
    
    .hero-image {
        order: -1;
        max-width: 600px;
        margin: 0 auto;
    }
    
    .feature-section {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .feature-section.reverse {
        direction: ltr;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background: rgba(10, 14, 26, 0.98);
        flex-direction: column;
        padding: 20px;
        border-bottom: 1px solid var(--border-color);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all var(--transition-normal);
    }
    
    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }
    
    .card-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .section {
        padding: 60px 0;
    }
    
    .hero {
        padding: 100px 0 60px;
    }
    
    .btn {
        width: 100%;
    }
    
    .faq-question {
        padding: 18px 20px;
        font-size: 1rem;
    }
    
    .faq-answer {
        padding: 0 20px;
    }
    
    .faq-item.active .faq-answer {
        padding: 0 20px 18px;
    }
}

/* Utility Classes */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }

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

.animate-fadeInUp {
    animation: fadeInUp 0.6s ease forwards;
}

/* Print Styles */
@media print {
    .navbar, .footer, .nav-toggle {
        display: none;
    }
    
    body {
        background: white;
        color: black;
    }
    
    .hero, .section {
        padding: 30px 0;
    }
}