/* ==========================================================================
   Sharaf DG Energy - About Page Styles (FIXED Mobile Carousels)
   Modern Design with Working Mobile Carousel Functionality
   ========================================================================== */

/* Base Variables */
:root {
    --primary-blue: #0066CC;
    --primary-blue-dark: #004499;
    --primary-blue-light: #3399FF;
    --accent-gold: #FFD700;
    --accent-green: #00CC66;
    --dark-gray: #333333;
    --gray: #666666;
    --light-gray: #F8F9FA;
    --white: #FFFFFF;
    
    --gradient-primary: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-blue-dark) 100%);
    --gradient-gold: linear-gradient(135deg, var(--accent-gold) 0%, #FFA500 100%);
    --gradient-hero: linear-gradient(135deg, #001133 0%, var(--primary-blue-dark) 50%, #001133 100%);
    --gradient-text: linear-gradient(135deg, var(--accent-gold) 0%, #FFA500 100%);
    
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    --font-size-5xl: 3rem;
    
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    
    --radius-sm: 0.25rem;
    --radius-md: 0.5rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;
    --radius-full: 9999px;
    
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    
    --transition-base: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    
    --z-dropdown: 1000;
    --z-modal: 1050;
    --z-overlay: 1100;
}

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

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

body {
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    line-height: 1.6;
    color: var(--dark-gray);
    background-color: var(--white);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Enhanced Animation Classes */
.animate-slide-right,
.animate-slide-left,
.animate-slide-up,
.animate-fade-in {
    opacity: 0;
    transition: all 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    will-change: transform, opacity;
}

.animate-slide-right {
    transform: translateX(-50px);
}

.animate-slide-left {
    transform: translateX(50px);
}

.animate-slide-up {
    transform: translateY(50px);
}

.animate-fade-in {
    transform: translateY(20px);
}

.animate-slide-right.animated,
.animate-slide-left.animated,
.animate-slide-up.animated,
.animate-fade-in.animated {
    opacity: 1;
    transform: translate(0);
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--spacing-xl);
}

.gradient-text {
    background: var(--gradient-text);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    background-size: 200% 200%;
    animation: gradientShift 3s ease-in-out infinite;
}

@keyframes gradientShift {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

/* Responsive Utility Classes */
.desktop-only {
    display: block;
}

.mobile-only {
    display: none;
}

/* Navigation - Updated to match homepage */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(0, 102, 204, 0.1);
    z-index: var(--z-modal);
    transition: var(--transition-base);
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: var(--shadow-lg);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
}

.nav-logo img {
    height: 50px;
    width: auto;
    transition: var(--transition-base);
}

.nav-logo:hover img {
    transform: scale(1.05);
}

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

.nav-link {
    color: var(--dark-gray);
    font-weight: 500;
    font-size: var(--font-size-sm);
    transition: var(--transition-base);
    position: relative;
    padding: var(--spacing-sm) 0;
    text-decoration: none;
}

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

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

.nav-link:hover,
.nav-link.active {
    color: var(--primary-blue);
}

.nav-cta {
    background: var(--gradient-primary);
    color: var(--white) !important;
    padding: 12px 24px;
    border-radius: var(--radius-full);
    font-weight: 600;
    transition: var(--transition-base);
    box-shadow: var(--shadow-md);
    text-decoration: none;
}

.nav-cta:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
    padding: 8px;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--primary-blue);
    transition: var(--transition-base);
    border-radius: 2px;
}

/* NEW Hero Section - Inspired by reference image */
.hero-section {
    min-height: 100vh;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background: var(--gradient-hero);
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.hero-bg-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    
    animation: slowZoom 20s ease-in-out infinite;
}

@keyframes slowZoom {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, 
        rgba(0, 17, 51, 0.9) 0%, 
        rgba(0, 68, 153, 0.7) 50%, 
        rgba(0, 17, 51, 0.9) 100%);
}

.hero-content {
    position: relative;
    z-index: 10;
    width: 100%;
    padding: 120px 0 80px;
}

.hero-text-center {
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    background: rgba(255, 215, 0, 0.15);
    color: var(--accent-gold);
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
    font-weight: 600;
    margin-bottom: var(--spacing-xl);
    border: 1px solid rgba(255, 215, 0, 0.3);
    backdrop-filter: blur(10px);
    animation: float 3s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4.5rem);
    font-weight: 800;
    color: var(--white);
    line-height: 1.2;
    margin-bottom: var(--spacing-xl);
    text-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.7;
    margin-bottom: var(--spacing-2xl);
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-lg);
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: var(--spacing-2xl);
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: 18px 36px;
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: var(--font-size-base);
    transition: var(--transition-base);
    border: none;
    cursor: pointer;
    text-align: center;
    white-space: nowrap;
    text-decoration: none;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.btn:hover::before {
    left: 100%;
}

.btn-primary {
    background: var(--gradient-gold);
    color: var(--primary-blue-dark);
    box-shadow: var(--shadow-lg);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-xl);
}

.btn-secondary {
    background: transparent;
    color: var(--white);
    border: 2px solid var(--accent-gold);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: rgba(255, 215, 0, 0.1);
    border-color: var(--accent-gold);
    transform: translateY(-2px);
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: var(--spacing-2xl);
    flex-wrap: wrap;
}

.stat-item {
    text-align: center;
    padding: var(--spacing-lg);
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    backdrop-filter: blur(15px);
    border: 1px solid rgba(255, 215, 0, 0.3);
    transition: var(--transition-base);
    min-width: 150px;
}

.stat-item:hover {
    transform: translateY(-5px) scale(1.05);
    background: rgba(255, 255, 255, 0.15);
    border-color: var(--accent-gold);
    box-shadow: 0 20px 40px rgba(255, 215, 0, 0.2);
}

.stat-number {
    font-size: var(--font-size-3xl);
    font-weight: 800;
    color: var(--accent-gold);
    display: block;
    margin-bottom: var(--spacing-sm);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.stat-label {
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.8);
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

/* Mission & Vision Section */
.mission-vision {
    padding: var(--spacing-2xl) 0;
    background: var(--light-gray);
    position: relative;
    overflow: hidden;
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.mission-vision::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 215, 0, 0.03) 0%, transparent 70%);
    animation: backgroundPulse 10s ease-in-out infinite;
}

@keyframes backgroundPulse {
    0%, 100% { transform: scale(1) rotate(0deg); }
    50% { transform: scale(1.1) rotate(180deg); }
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
}

.section-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-lg);
    background: rgba(0, 102, 204, 0.1);
    color: var(--primary-blue);
    border: 1px solid rgba(0, 102, 204, 0.2);
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
    font-weight: 600;
    margin-bottom: var(--spacing-lg);
    backdrop-filter: blur(10px);
    transition: var(--transition-base);
}

.section-title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 800;
    color: var(--dark-gray);
    margin-bottom: var(--spacing-lg);
    line-height: 1.2;
}

.mission-vision-container {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-2xl);
    max-width: 1400px;
    margin: 0 auto;
    position: relative;
    z-index: 2;
    height: 400px;
}

.central-image {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--white) 0%, rgba(248, 249, 250, 0.9) 100%);
    border-radius: 50%;
    width: 280px;
    height: 280px;
    box-shadow: 0 20px 60px rgba(0, 102, 204, 0.15);
    backdrop-filter: blur(20px);
    border: 3px solid rgba(255, 215, 0, 0.3);
    animation: solarPulse 4s ease-in-out infinite;
    flex-shrink: 0;
}

@keyframes solarPulse {
    0%, 100% { 
        box-shadow: 0 20px 60px rgba(0, 102, 204, 0.15);
        border-color: rgba(255, 215, 0, 0.3);
    }
    50% { 
        box-shadow: 0 30px 80px rgba(255, 215, 0, 0.25);
        border-color: rgba(255, 215, 0, 0.6);
    }
}

.center-img {
    width: 180px;
    height: 180px;
    object-fit: cover;
    border-radius: 50%;
    position: relative;
    z-index: 2;
}

.solar-animation {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.sun-icon {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 2rem;
    color: var(--accent-gold);
    animation: rotateSun 8s linear infinite;
    z-index: 3;
}

@keyframes rotateSun {
    from { transform: translate(-50%, -50%) rotate(0deg); }
    to { transform: translate(-50%, -50%) rotate(360deg); }
}

.energy-lines {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 100%;
    height: 100%;
    transform: translate(-50%, -50%);
}

.energy-line {
    position: absolute;
    width: 3px;
    height: 80px;
    background: linear-gradient(to top, transparent, var(--accent-gold), transparent);
    border-radius: var(--radius-full);
    transform-origin: bottom center;
    animation: energyFlow 2s ease-in-out infinite;
}

.line-1 {
    top: -40px;
    left: 50%;
    transform: translateX(-50%) rotate(0deg);
    animation-delay: 0s;
}

.line-2 {
    top: 50%;
    right: -40px;
    transform: translateY(-50%) rotate(90deg);
    animation-delay: 0.5s;
}

.line-3 {
    bottom: -40px;
    left: 50%;
    transform: translateX(-50%) rotate(180deg);
    animation-delay: 1s;
}

.line-4 {
    top: 50%;
    left: -40px;
    transform: translateY(-50%) rotate(270deg);
    animation-delay: 1.5s;
}

@keyframes energyFlow {
    0%, 100% { opacity: 0.3; transform: translateX(-50%) scale(1); }
    50% { opacity: 1; transform: translateX(-50%) scale(1.2); }
}

.vision-card,
.mission-card {
    flex: 1;
    max-width: 360px;
    position: relative;
    background: linear-gradient(135deg, var(--white) 0%, rgba(248, 249, 250, 0.95) 100%);
    padding: var(--spacing-2xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    border: 2px solid rgba(0, 102, 204, 0.1);
    transition: var(--transition-slow);
    backdrop-filter: blur(10px);
    height: 430px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.vision-card:hover,
.mission-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: var(--shadow-xl);
    border-color: var(--accent-gold);
}

.card-icon {
    width: 70px;
    height: 70px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: var(--font-size-2xl);
    margin-bottom: var(--spacing-lg);
    box-shadow: var(--shadow-md);
    transition: var(--transition-base);
}

.vision-card:hover .card-icon,
.mission-card:hover .card-icon {
    transform: scale(1.1) rotate(10deg);
    background: var(--gradient-gold);
    color: var(--primary-blue-dark);
}

.vision-card h3,
.mission-card h3 {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--dark-gray);
    margin-bottom: var(--spacing-md);
}

.vision-card p,
.mission-card p {
    color: var(--gray);
    line-height: 1.7;
    font-size: var(--font-size-base);
}

.card-decoration {
    position: absolute;
    bottom: -10px;
    right: -10px;
    width: 60px;
    height: 60px;
    background: var(--gradient-gold);
    border-radius: 50%;
    opacity: 0.1;
    transition: var(--transition-base);
}

.vision-card:hover .card-decoration,
.mission-card:hover .card-decoration {
    opacity: 0.3;
    transform: scale(1.5);
}

/* Company Story Section */
.company-story {
    position: relative;
    padding: var(--spacing-2xl) 0;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.story-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.story-background img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    animation: slowZoom 20s ease-in-out infinite;
}

.story-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, 
        rgba(0, 17, 51, 0.8) 0%, 
        rgba(0, 68, 153, 0.6) 50%, 
        rgba(0, 17, 51, 0.9) 100%);
}

.story-content {
    position: relative;
    z-index: 3;
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
    padding: 0 var(--spacing-xl);
}

.section-badge.light {
    background: rgba(255, 215, 0, 0.1);
    color: var(--accent-gold);
    border-color: rgba(255, 215, 0, 0.3);
    backdrop-filter: blur(15px);
}

.section-title.light {
    color: var(--white);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.story-timeline {
    margin-top: var(--spacing-2xl);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.timeline-item {
    display: flex;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-2xl);
    position: relative;
    align-items: center;
}

.timeline-item:not(:last-child)::after {
    content: '';
    position: absolute;
    left: 35px;
    top: 70px;
    width: 2px;
    height: calc(100% + 20px);
    background: linear-gradient(to bottom, 
        var(--accent-gold) 0%, 
        rgba(255, 215, 0, 0.5) 50%, 
        var(--accent-gold) 100%);
    box-shadow: 0 0 10px rgba(255, 215, 0, 0.5);
}

.timeline-year {
    flex-shrink: 0;
    width: 70px;
    height: 70px;
    background: var(--gradient-gold);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-blue-dark);
    font-weight: 800;
    font-size: var(--font-size-lg);
    box-shadow: 0 10px 30px rgba(255, 215, 0, 0.4);
    transition: var(--transition-base);
}

.timeline-year:hover {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 15px 40px rgba(255, 215, 0, 0.6);
}

.timeline-content {
    text-align: left;
}

.timeline-content h4 {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--white);
    margin-bottom: var(--spacing-sm);
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

.timeline-content p {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.7;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

/* FIXED: Mobile Carousel Styles - Now Working Perfectly */
.mobile-carousel-container {
    position: relative;
    width: 100%;
    margin-bottom: var(--spacing-xl);
    overflow: hidden;
}

.mobile-carousel-wrapper {
    overflow: hidden;
    width: 100%;
    border-radius: var(--radius-lg);
    position: relative;
}

.mobile-carousel-track {
    display: flex !important;
    transition: transform 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94) !important;
    will-change: transform !important;
    backface-visibility: hidden !important;
    -webkit-transform-style: preserve-3d !important;
    transform-style: preserve-3d !important;
}

.mobile-carousel-track > * {
    flex-shrink: 0 !important;
    box-sizing: border-box !important;
    transition: opacity 0.3s ease, transform 0.3s ease !important;
}

/* Card Active States for Carousel */
.mobile-carousel-track .number-card,
.mobile-carousel-track .choose-card {
    opacity: 0.8;
    transform: scale(0.95);
    transition: all 0.3s ease !important;
}

.mobile-carousel-track .number-card.active,
.mobile-carousel-track .choose-card.active {
    opacity: 1 !important;
    transform: scale(1) !important;
}

.mobile-carousel-controls {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
    padding: 0 var(--spacing-lg);
}

.mobile-carousel-btn {
    width: 50px;
    height: 50px;
    background: var(--primary-blue);
    color: var(--white);
    border: none;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition-base);
    font-size: var(--font-size-lg);
    box-shadow: var(--shadow-md);
    position: relative;
    z-index: 10;
    outline: none;
    -webkit-tap-highlight-color: transparent;
}

.mobile-carousel-btn:hover:not(:disabled) {
    background: var(--primary-blue-dark);
    transform: scale(1.1);
    box-shadow: var(--shadow-lg);
}

.mobile-carousel-btn:active {
    transform: scale(0.95);
}

.mobile-carousel-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
    background: var(--gray);
}

.mobile-carousel-btn:focus {
    outline: 2px solid var(--accent-gold);
    outline-offset: 2px;
}

.mobile-carousel-dots {
    display: flex;
    justify-content: center;
    gap: var(--spacing-sm);
    flex: 1;
    max-width: 200px;
}

.mobile-carousel-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(0, 102, 204, 0.3);
    cursor: pointer;
    transition: var(--transition-base);
    border: 2px solid transparent;
    outline: none;
    -webkit-tap-highlight-color: transparent;
}

.mobile-carousel-dot.active {
    background: var(--primary-blue);
    transform: scale(1.3);
    border-color: rgba(0, 102, 204, 0.2);
    box-shadow: 0 0 0 4px rgba(0, 102, 204, 0.1);
}

.mobile-carousel-dot:hover:not(.active) {
    background: var(--primary-blue);
    transform: scale(1.1);
}

.mobile-carousel-dot:focus {
    outline: 2px solid var(--accent-gold);
    outline-offset: 2px;
}

/* Mobile Interactive Cards */
.mobile-interactive {
    position: relative;
    cursor: pointer;
    user-select: none;
    -webkit-user-select: none;
    -webkit-touch-callout: none;
    -webkit-tap-highlight-color: transparent;
}

.mobile-interactive:active {
    transform: scale(0.98);
    transition: transform 0.1s ease;
}

/* Numbers Section */
.numbers-section {
    padding: var(--spacing-2xl) 0;
    background: var(--gradient-hero);
    color: var(--white);
    position: relative;
    overflow: hidden;
}

.numbers-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 25% 25%, rgba(255, 215, 0, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 75% 75%, rgba(0, 102, 204, 0.1) 0%, transparent 50%);
    animation: backgroundMove 20s ease-in-out infinite;
}

@keyframes backgroundMove {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(-20px, -20px) scale(1.05); }
}

.section-subtitle.light {
    color: rgba(255, 255, 255, 0.8);
}

.numbers-container {
    margin-top: var(--spacing-2xl);
}

.numbers-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-xl);
    position: relative;
    z-index: 2;
}

.number-card {
    position: relative;
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 215, 0, 0.2);
    border-radius: var(--radius-xl);
    padding: var(--spacing-2xl);
    text-align: center;
    transition: var(--transition-slow);
    overflow: hidden;
    cursor: pointer;
}

.number-card:hover {
    transform: translateY(-15px) scale(1.05);
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--accent-gold);
    box-shadow: 
        0 25px 50px rgba(0, 0, 0, 0.3),
        0 0 50px rgba(255, 215, 0, 0.2);
}

.number-icon {
    width: 80px;
    height: 80px;
    background: var(--gradient-gold);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-lg);
    color: var(--primary-blue-dark);
    font-size: var(--font-size-3xl);
    box-shadow: 0 10px 30px rgba(255, 215, 0, 0.3);
    transition: var(--transition-base);
    position: relative;
    z-index: 3;
}

.number-card:hover .number-icon {
    transform: scale(1.2) rotate(10deg);
    box-shadow: 0 15px 40px rgba(255, 215, 0, 0.5);
}

.number-value {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    color: var(--accent-gold);
    display: block;
    margin-bottom: var(--spacing-sm);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
    position: relative;
    z-index: 3;
}

.number-label {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--white);
    margin-bottom: var(--spacing-sm);
    line-height: 1.3;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
    position: relative;
    z-index: 3;
}

/* Why Choose Us */
.why-choose-us {
    padding: var(--spacing-2xl) 0;
    background: var(--light-gray);
    position: relative;
    overflow: hidden;
}

.choose-us-container {
    margin-top: var(--spacing-2xl);
}

.choose-us-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-xl);
    position: relative;
    z-index: 2;
}

.choose-card {
    position: relative;
    background: var(--white);
    padding: var(--spacing-2xl);
    border-radius: var(--radius-xl);
    transition: var(--transition-slow);
    border: 2px solid transparent;
    overflow: hidden;
    cursor: pointer;
}

.choose-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    border-color: var(--primary-blue);
}

.choose-icon {
    width: 80px;
    height: 80px;
    background: var(--gradient-primary);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-lg);
    color: var(--white);
    font-size: var(--font-size-3xl);
    transition: var(--transition-base);
}

.choose-card:hover .choose-icon {
    transform: scale(1.1) rotate(5deg);
    background: var(--gradient-gold);
    color: var(--primary-blue-dark);
    box-shadow: 0 10px 30px rgba(255, 215, 0, 0.3);
}

.choose-content h3 {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--dark-gray);
    margin-bottom: var(--spacing-md);
}

.choose-content p {
    color: var(--gray);
    line-height: 1.7;
}

/* CTA Section */
.cta-section {
    position: relative;
    padding: var(--spacing-2xl) 0;
    text-align: center;
    overflow: hidden;
    min-height: 400px;
    display: flex;
    align-items: center;
}

.cta-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.cta-background img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    animation: ctaZoom 15s ease-in-out infinite;
}

@keyframes ctaZoom {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

.cta-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, 
        rgba(0, 102, 204, 0.9) 0%, 
        rgba(0, 68, 153, 0.8) 50%,
        rgba(0, 102, 204, 0.9) 100%);
}

.cta-content {
    position: relative;
    z-index: 3;
    color: var(--white);
}

.cta-title {
    font-size: clamp(2rem, 5vw, 4rem);
    font-weight: 800;
    margin-bottom: var(--spacing-lg);
    line-height: 1.2;
}

.title-3d {
    display: inline-block;
    text-shadow: 
        0 1px 0 rgba(0, 0, 0, 0.2),
        0 2px 0 rgba(0, 0, 0, 0.15),
        0 3px 0 rgba(0, 0, 0, 0.1),
        0 4px 8px rgba(0, 0, 0, 0.3);
    transform: perspective(500px) rotateX(15deg);
    transition: var(--transition-base);
}

.title-3d:hover {
    transform: perspective(500px) rotateX(0deg) scale(1.05);
}

.cta-content p {
    font-size: var(--font-size-lg);
    opacity: 0.9;
    margin-bottom: var(--spacing-xl);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

.cta-buttons {
    display: flex;
    gap: var(--spacing-lg);
    justify-content: center;
    flex-wrap: wrap;
}

/* Footer - Updated to match homepage */
.footer {
    background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 100%);
    color: var(--white);
    padding: var(--spacing-2xl) 0 var(--spacing-xl);
    position: relative;
    overflow: hidden;
}

.footer-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0.05;
}

.footer-pattern {
    width: 100%;
    height: 100%;
    background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%230066cc' fill-opacity='0.1'%3E%3Ccircle cx='7' cy='7' r='1'/%3E%3Ccircle cx='37' cy='7' r='1'/%3E%3Ccircle cx='7' cy='37' r='1'/%3E%3Ccircle cx='37' cy='37' r='1'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    animation: footerPattern 15s linear infinite;
}

@keyframes footerPattern {
    0% { transform: translateX(0) translateY(0); }
    100% { transform: translateX(60px) translateY(60px); }
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 3fr;
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-2xl);
    position: relative;
    z-index: 2;
}

.footer-brand {
    max-width: 400px;
}

.footer-logo-container {
    margin-bottom: var(--spacing-lg);
}

.footer-logo {
    height: 60px;
    width: auto;
    max-width: 300px;
    transition: all var(--transition-base);
    filter: none;
}

.footer-logo:hover {
    filter: drop-shadow(0 0 10px rgba(255, 215, 0, 0.3));
    transform: scale(1.05);
}

.footer-brand p {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.7;
    margin-bottom: var(--spacing-xl);
}

.social-links {
    display: flex;
    gap: var(--spacing-md);
}

.social-links a {
    width: 50px;
    height: 50px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: var(--font-size-lg);
    transition: all var(--transition-base);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    text-decoration: none;
}

.social-links a:hover {
    background: var(--primary-blue);
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-xl);
}

.footer-column h4 {
    font-size: var(--font-size-lg);
    font-weight: 700;
    margin-bottom: var(--spacing-lg);
    color: var(--white);
    position: relative;
}

.footer-column h4::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 30px;
    height: 2px;
    background: var(--gradient-gold);
}

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

.footer-column ul li {
    margin-bottom: var(--spacing-md);
}

.footer-column ul li a {
    color: rgba(255, 255, 255, 0.7);
    transition: all var(--transition-base);
    display: inline-block;
    text-decoration: none;
}

.footer-column ul li a:hover {
    color: var(--accent-gold);
    transform: translateX(5px);
}

.contact-info p {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: var(--spacing-md);
    transition: color var(--transition-base);
}

.contact-info p:hover {
    color: var(--white);
}

.contact-info i {
    color: var(--accent-gold);
    width: 20px;
    flex-shrink: 0;
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-xl);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.5);
    position: relative;
    z-index: 2;
}

/* Responsive Design */
@media (max-width: 1200px) {
    .mission-vision-container {
        gap: var(--spacing-xl);
    }
    
    .container {
        padding: 0 var(--spacing-lg);
    }
    
    .central-image {
        width: 240px;
        height: 240px;
    }
    
    .center-img {
        width: 150px;
        height: 150px;
    }
    
    .vision-card,
    .mission-card {
        max-width: 325px;
        height: 400px;
        padding: var(--spacing-lg);
    }
}

@media (max-width: 992px) {
    .hamburger {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 300px;
        height: 100vh;
        background: var(--white);
        box-shadow: var(--shadow-xl);
        flex-direction: column;
        justify-content: center;
        gap: var(--spacing-xl);
        transition: right var(--transition-base);
        z-index: var(--z-modal);
    }
    
    .nav-menu.active {
        right: 0;
    }
    
    .nav-menu .nav-link {
        font-size: var(--font-size-lg);
        color: var(--dark-gray);
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .hero-stats {
        gap: var(--spacing-lg);
    }
    
    .mission-vision-container {
        gap: var(--spacing-lg);
        height: auto;
        padding: var(--spacing-lg) 0;
    }
    
    .central-image {
        width: 200px;
        height: 200px;
    }
    
    .center-img {
        width: 130px;
        height: 130px;
    }
    
    .vision-card,
    .mission-card {
        max-width: 280px;
        height: 250px;
        padding: var(--spacing-md);
    }
    
    .vision-card h3,
    .mission-card h3 {
        font-size: var(--font-size-lg);
    }
    
    .vision-card p,
    .mission-card p {
        font-size: var(--font-size-sm);
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
    
    .footer-links {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .desktop-only {
        display: none !important;
    }
    
    .mobile-only {
        display: block !important;
    }
    
    .container {
        padding: 0 var(--spacing-md);
    }
    
    section {
        padding: var(--spacing-xl) 0;
    }
    
    .nav-container {
        padding: 0 var(--spacing-md);
        height: 70px;
    }
    
    .nav-logo img {
        height: 40px;
    }
    
    .hero-section {
        padding-top: 70px;
    }
    
    .hero-content {
        padding: 100px 0 60px;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: var(--spacing-md);
    }
    
    .stat-item {
        min-width: auto;
        padding: var(--spacing-md);
    }
    
    .mission-vision {
        min-height: auto;
        padding: var(--spacing-xl) 0;
    }
    
    .mission-vision-container {
        flex-direction: column;
        align-items: center;
        gap: var(--spacing-xl);
        height: auto;
    }
    
    .central-image {
        width: 200px;
        height: 200px;
        order: 2;
    }
    
    .center-img {
        width: 130px;
        height: 130px;
    }
    
    .vision-card {
        order: 1;
        max-width: 100%;
        width: 100%;
        height: auto;
        padding: var(--spacing-lg);
    }
    
    .mission-card {
        order: 3;
        max-width: 100%;
        width: 100%;
        height: auto;
        padding: var(--spacing-lg);
    }
    
    /* Enhanced Mobile Carousel Responsiveness */
    .mobile-carousel-track {
        -webkit-overflow-scrolling: touch;
        scroll-behavior: smooth;
    }
    
    .mobile-carousel-btn {
        width: 44px;
        height: 44px;
        font-size: 1.1rem;
    }
    
    .mobile-carousel-controls {
        padding: 0;
        gap: var(--spacing-md);
    }
    
    .mobile-carousel-dot {
        width: 10px;
        height: 10px;
    }
    
    .mobile-carousel-dot.active {
        width: 14px;
        height: 14px;
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .btn {
        width: 100%;
        max-width: 300px;
        justify-content: center;
    }
    
    .footer-links .footer-column:nth-child(1),
    .footer-links .footer-column:nth-child(2) {
        display: none;
    }
    
    .footer-links {
        grid-template-columns: 1fr;
        justify-items: center;
    }
    
    .footer-links .footer-column:nth-child(3) {
        text-align: center;
    }
    
    .timeline-item {
        gap: var(--spacing-lg);
    }
    
    .timeline-year {
        width: 60px;
        height: 60px;
        font-size: var(--font-size-base);
    }
    
    .timeline-item:not(:last-child)::after {
        left: 30px;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .section-title {
        font-size: 1.8rem;
    }
    
    .central-image {
        width: 180px;
        height: 180px;
    }
    
    .center-img {
        width: 110px;
        height: 110px;
    }
    
    .vision-card,
    .mission-card {
        padding: var(--spacing-md);
    }
    
    .number-card {
        padding: var(--spacing-md);
        margin: 0 5px;
    }
    
    .choose-card {
        padding: var(--spacing-md);
        margin: 0 5px;
    }
    
    .cta-title {
        font-size: 1.8rem;
    }
    
    .btn {
        padding: 14px 24px;
        font-size: var(--font-size-sm);
    }
    
    .mobile-carousel-btn {
        width: 40px;
        height: 40px;
        font-size: 1rem;
    }
    
    /* Extra small screen carousel optimizations */
    .mobile-carousel-container {
        margin-bottom: var(--spacing-lg);
    }
    
    .mobile-carousel-controls {
        margin-top: var(--spacing-md);
        gap: var(--spacing-sm);
    }
    
    .mobile-carousel-dots {
        max-width: 150px;
    }
}

/* Touch device optimizations */
@media (hover: none) and (pointer: coarse) {
    .number-card:hover,
    .choose-card:hover {
        transform: none;
    }
    
    .btn:hover {
        transform: none;
    }
    
    /* Enhance touch feedback for carousel */
    .mobile-carousel-btn:active {
        transform: scale(0.9) !important;
        background: var(--primary-blue-dark) !important;
    }
    
    .mobile-carousel-dot:active {
        transform: scale(1.2) !important;
    }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    :root {
        --primary-blue: #0056b3;
        --accent-gold: #ffc107;
        --gray: #495057;
        --light-gray: #e9ecef;
    }
}

/* Reduced motion preferences */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
    
    .hero-bg-image,
    .footer-pattern,
    .gradient-text,
    .float,
    .backgroundPulse {
        animation: none !important;
    }
    
    .mobile-carousel-track {
        transition-duration: 0.2s !important;
    }
}

/* GPU acceleration for animations and carousels */
.animate-slide-right,
.animate-slide-left,
.animate-slide-up,
.animate-fade-in,
.number-card,
.choose-card,
.mobile-carousel-track {
    will-change: transform, opacity;
    backface-visibility: hidden;
    transform: translate3d(0, 0, 0);
}

/* Force hardware acceleration for smooth carousel performance */
.mobile-carousel-track,
.mobile-carousel-track > * {
    -webkit-transform: translate3d(0, 0, 0);
    transform: translate3d(0, 0, 0);
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
    -webkit-perspective: 1000px;
    perspective: 1000px;
}