/* ====================================
   DB VISUALS - ENHANCED STYLESHEET
   Mobile-First Responsive Design
   ==================================== */

/* ====================================
   CSS RESET & BASE STYLES
   ==================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Brand Colors */
    --primary-color: #0A1F44;
    --accent-color: #1E90FF;
    --text-color: #FFFFFF;
    --gray-light: #F5F5F5;
    --gray-dark: #333333;
    --whatsapp-green: #25D366;
    --success-color: #10B981;
    --warning-color: #F59E0B;
    
    /* Typography */
    --font-heading: 'Poppins', 'Montserrat', sans-serif;
    --font-body: 'Inter', sans-serif;
    
    /* Spacing */
    --spacing-xs: 8px;
    --spacing-sm: 16px;
    --spacing-md: 24px;
    --spacing-lg: 32px;
    --spacing-xl: 48px;
    --spacing-xxl: 64px;
    
    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    
    /* Transitions */
    --transition: 0.3s ease;
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.2);
    --shadow-xl: 0 12px 32px rgba(0, 0, 0, 0.25);
}

/* Dark Mode Variables */
body.dark-mode {
    --primary-color: #1A2F54;
    --text-color: #0A1F44;
    --gray-light: #1F2937;
    --gray-dark: #E5E7EB;
    --bg-color: #111827;
}

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

body {
    font-family: var(--font-body);
    color: var(--gray-dark);
    line-height: 1.6;
    overflow-x: hidden;
    background-color: var(--text-color);
    transition: background-color var(--transition);
}

body.dark-mode {
    background-color: var(--bg-color);
    color: var(--gray-dark);
}

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

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

ul {
    list-style: none;
}

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

/* ====================================
   PROGRESS BAR
   ==================================== */
.progress-bar {
    position: fixed;
    top: 0;
    left: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--accent-color), #00D4FF);
    z-index: 10000;
    transition: width 0.1s ease;
    box-shadow: 0 0 10px var(--accent-color);
}

/* ====================================
   LOADING ANIMATION
   ==================================== */
.loader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--primary-color);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

.loader.hidden {
    opacity: 0;
    visibility: hidden;
}

.loader-spinner {
    width: 50px;
    height: 50px;
    border: 4px solid rgba(255, 255, 255, 0.3);
    border-top-color: var(--accent-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* ====================================
   PROMO BANNER
   ==================================== */
.promo-banner {
    background: linear-gradient(135deg, var(--accent-color), #00D4FF);
    color: var(--text-color);
    padding: 12px 0;
    text-align: center;
    position: relative;
    animation: slideDown 0.5s ease;
}

@keyframes slideDown {
    from { transform: translateY(-100%); }
    to { transform: translateY(0); }
}

.promo-banner p {
    margin: 0;
    font-size: 0.9rem;
}

.promo-close {
    position: absolute;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 1.5rem;
    color: var(--text-color);
    cursor: pointer;
    background: rgba(255, 255, 255, 0.2);
    width: 30px;
    height: 30px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.promo-banner.hidden {
    display: none;
}

/* ====================================
   UTILITY CLASSES
   ==================================== */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
}

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

.section-title {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 5vw, 2.5rem);
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
}

.dark-mode .section-title {
    color: var(--text-color);
}

.section-subtitle {
    font-size: clamp(1rem, 2.5vw, 1.125rem);
    color: var(--gray-dark);
    margin-bottom: var(--spacing-xl);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* Glassmorphism Effect */
.glass-effect {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: var(--shadow-lg);
}

.dark-mode .glass-effect {
    background: rgba(31, 41, 55, 0.8);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

/* Fade-in Animation */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ====================================
   BUTTONS
   ==================================== */
.btn {
    display: inline-block;
    padding: 14px 32px;
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--radius-sm);
    transition: var(--transition);
    cursor: pointer;
    text-align: center;
}

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

.btn-primary:hover {
    background-color: var(--accent-color);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    background-color: var(--accent-color);
    color: var(--text-color);
}

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

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

.btn-outline:hover {
    background-color: var(--text-color);
    color: var(--primary-color);
}

.btn-block {
    width: 100%;
}

/* Pulse Animation */
.pulse {
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(30, 144, 255, 0.7); }
    50% { box-shadow: 0 0 0 10px rgba(30, 144, 255, 0); }
}

/* ====================================
   HEADER & NAVIGATION
   ==================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: var(--text-color);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    transition: var(--transition);
    margin-top: 44px;
}

.dark-mode .header {
    background-color: var(--gray-light);
}

.header.scrolled {
    box-shadow: var(--shadow-md);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm);
}

.logo img {
    width: 120px;
    height: auto;
    transition: var(--transition);
}

.logo img:hover {
    opacity: 0.8;
}

/* Desktop Navigation */
.nav-menu {
    display: none;
    gap: var(--spacing-lg);
    align-items: center;
}

.nav-link {
    font-weight: 500;
    color: var(--primary-color);
    position: relative;
}

.dark-mode .nav-link {
    color: var(--gray-dark);
}

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

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

/* Theme Toggle */
.theme-toggle {
    font-size: 1.5rem;
    background: rgba(10, 31, 68, 0.1);
    padding: 8px 12px;
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.theme-toggle:hover {
    background: var(--accent-color);
    transform: rotate(20deg);
}

/* Mobile Hamburger */
.hamburger {
    display: flex;
    flex-direction: column;
    gap: 6px;
    padding: 8px;
    z-index: 1001;
}

.hamburger-line {
    width: 28px;
    height: 3px;
    background-color: var(--primary-color);
    border-radius: 2px;
    transition: var(--transition);
}

.dark-mode .hamburger-line {
    background-color: var(--gray-dark);
}

.hamburger.active .hamburger-line:nth-child(1) {
    transform: rotate(45deg) translate(8px, 8px);
}

.hamburger.active .hamburger-line:nth-child(2) {
    opacity: 0;
}

.hamburger.active .hamburger-line:nth-child(3) {
    transform: rotate(-45deg) translate(8px, -8px);
}

/* Mobile Menu */
.nav-menu.active {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    right: 0;
    width: 70%;
    height: 100vh;
    background-color: var(--primary-color);
    padding: 80px var(--spacing-md) var(--spacing-md);
    gap: var(--spacing-md);
    box-shadow: var(--shadow-lg);
    animation: slideIn 0.3s ease;
}

@keyframes slideIn {
    from { transform: translateX(100%); }
    to { transform: translateX(0); }
}

.nav-menu.active .nav-link {
    color: var(--text-color);
    font-size: 1.25rem;
}

/* ====================================
   HERO SECTION
   ==================================== */
.hero {
    margin-top: 114px;
    padding: var(--spacing-xl) 0;
    background: linear-gradient(135deg, var(--primary-color) 0%, #153357 100%);
    color: var(--text-color);
    position: relative;
    overflow: hidden;
}

.hero-bg-blob {
    position: absolute;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(30, 144, 255, 0.3) 0%, transparent 70%);
    border-radius: 50%;
    top: -200px;
    right: -200px;
    animation: float 20s infinite ease-in-out;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(50px, 50px) scale(1.1); }
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
    align-items: center;
    position: relative;
    z-index: 1;
}

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

.hero-title {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 6vw, 3.5rem);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
}

.hero-subtitle {
    font-size: clamp(1rem, 2.5vw, 1.25rem);
    margin-bottom: var(--spacing-lg);
    opacity: 0.9;
}

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

.hero-image {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

.hero-image img {
    width: 100%;
    height: auto;
    object-fit: cover;
}

/* ====================================
   STATS SECTION
   ==================================== */
.stats {
    padding: var(--spacing-xl) 0;
    background: linear-gradient(135deg, #F5F5F5 0%, #E5E7EB 100%);
}

.dark-mode .stats {
    background: linear-gradient(135deg, var(--gray-light) 0%, #1F2937 100%);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
    text-align: center;
}

.stat-item {
    padding: var(--spacing-lg);
    background: var(--text-color);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.dark-mode .stat-item {
    background: var(--bg-color);
}

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

.stat-number {
    font-family: var(--font-heading);
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    font-weight: 800;
    color: var(--accent-color);
    margin-bottom: var(--spacing-xs);
}

.stat-label {
    font-size: 1rem;
    color: var(--gray-dark);
    font-weight: 500;
}

/* ====================================
   ABOUT SECTION
   ==================================== */
.about {
    padding: var(--spacing-xxl) 0;
}

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

.about-text {
    font-size: clamp(1rem, 2.5vw, 1.125rem);
    line-height: 1.8;
    margin-bottom: var(--spacing-md);
}

.about-image {
    position: relative;
    border-radius: var(--radius-xl);
    overflow: hidden;
    width: 300px;
    height: 300px;
    margin: 0 auto;
    box-shadow: var(--shadow-lg);
}

.about-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.about-badge {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--accent-color);
    color: var(--text-color);
    padding: 8px 20px;
    border-radius: 20px;
    font-weight: 600;
    box-shadow: var(--shadow-md);
}

/* Founder Story */
.founder-story {
    margin-top: var(--spacing-xl);
}

.founder-card {
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    text-align: center;
}

.founder-card h3 {
    font-family: var(--font-heading);
    font-size: 1.75rem;
    color: var(--primary-color);
    margin-bottom: var(--spacing-md);
}

.dark-mode .founder-card h3 {
    color: var(--text-color);
}

.founder-card p {
    font-size: 1.125rem;
    line-height: 1.8;
    margin-bottom: var(--spacing-lg);
    font-style: italic;
}

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

.social-links a {
    width: 50px;
    height: 50px;
    background: var(--accent-color);
    color: var(--text-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.social-links a:hover {
    background: var(--primary-color);
    transform: translateY(-5px);
}

/* ====================================
   SERVICES SECTION
   ==================================== */
.services {
    padding: var(--spacing-xxl) 0;
    background-color: var(--gray-light);
}

.dark-mode .services {
    background-color: var(--bg-color);
}

.services-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
}

.service-card {
    background-color: var(--text-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    position: relative;
}

.dark-mode .service-card {
    background-color: var(--gray-light);
}

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

.service-icon {
    position: absolute;
    top: 20px;
    right: 20px;
    font-size: 2.5rem;
    z-index: 10;
    background: var(--text-color);
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-md);
}

.service-image {
    width: 100%;
    height: 220px;
    overflow: hidden;
}

.service-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.service-card:hover .service-image img {
    transform: scale(1.1);
}

.service-content {
    padding: var(--spacing-md);
}

.service-title {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
}

.dark-mode .service-title {
    color: var(--text-color);
}

.service-description {
    color: var(--gray-dark);
    line-height: 1.6;
    margin-bottom: var(--spacing-sm);
}

.service-price {
    font-weight: 700;
    color: var(--accent-color);
    font-size: 1.125rem;
}

/* 3D Tilt Effect */
.tilt-card {
    transition: transform 0.3s ease;
}

/* ====================================
   PRICING SECTION
   ==================================== */
.pricing {
    padding: var(--spacing-xxl) 0;
}

.currency-selector {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.currency-dropdown {
    padding: 12px 20px;
    border-radius: var(--radius-sm);
    border: 2px solid var(--accent-color);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    background: var(--text-color);
    color: var(--primary-color);
    transition: var(--transition);
}

.dark-mode .currency-dropdown {
    background: var(--gray-light);
    color: var(--text-color);
}

.currency-dropdown:hover {
    border-color: var(--primary-color);
}

.price-calculator {
    max-width: 700px;
    margin: 0 auto;
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
}

.price-calculator h3 {
    font-family: var(--font-heading);
    font-size: 1.75rem;
    color: var(--primary-color);
    margin-bottom: var(--spacing-lg);
    text-align: center;
}

.dark-mode .price-calculator h3 {
    color: var(--text-color);
}

.calc-option {
    padding: var(--spacing-sm);
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
    margin-bottom: var(--spacing-sm);
}

.calc-option input[type="checkbox"] {
    margin-right: var(--spacing-sm);
    width: 20px;
    height: 20px;
    cursor: pointer;
}

.calc-option label {
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    font-size: 1rem;
}

.service-name {
    font-weight: 600;
    color: var(--primary-color);
}

.dark-mode .service-name {
    color: var(--text-color);
}

.service-range {
    color: var(--gray-dark);
    font-size: 0.9rem;
}

.calc-result {
    margin-top: var(--spacing-lg);
    padding: var(--spacing-md);
    background: linear-gradient(135deg, var(--accent-color), #00D4FF);
    border-radius: var(--radius-md);
    text-align: center;
    color: var(--text-color);
}

.calc-label {
    font-size: 0.9rem;
    opacity: 0.9;
}

.calc-total {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 700;
    margin: var(--spacing-xs) 0;
}

.calc-note {
    font-size: 0.8rem;
    opacity: 0.8;
    font-style: italic;
}

/* ====================================
   PROCESS TIMELINE
   ==================================== */
.process {
    padding: var(--spacing-xxl) 0;
    background: linear-gradient(135deg, #F5F5F5 0%, #E5E7EB 100%);
}

.dark-mode .process {
    background: linear-gradient(135deg, var(--gray-light) 0%, #1F2937 100%);
}

.timeline {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 30px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--accent-color);
}

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

.timeline-number {
    flex-shrink: 0;
    width: 60px;
    height: 60px;
    background: var(--accent-color);
    color: var(--text-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    box-shadow: var(--shadow-md);
    z-index: 1;
}

.timeline-content {
    flex: 1;
    background: var(--text-color);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
}

.dark-mode .timeline-content {
    background: var(--bg-color);
}

.timeline-content h3 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-bottom: var(--spacing-xs);
}

.dark-mode .timeline-content h3 {
    color: var(--text-color);
}

.timeline-content p {
    color: var(--gray-dark);
    line-height: 1.6;
}

/* ====================================
   TESTIMONIALS SECTION
   ==================================== */
.testimonials {
    padding: var(--spacing-xxl) 0;
}

.testimonial-slider {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    min-height: 300px;
}

.testimonial-card {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    text-align: center;
    opacity: 0;
    transform: scale(0.8);
    transition: all 0.5s ease;
    pointer-events: none;
}

.testimonial-card.active {
    opacity: 1;
    transform: scale(1);
    pointer-events: all;
    position: relative;
}

.testimonial-stars {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-md);
    color: #FFB800;
}

.testimonial-text {
    font-size: 1.125rem;
    line-height: 1.8;
    font-style: italic;
    margin-bottom: var(--spacing-lg);
    color: var(--gray-dark);
}

.testimonial-author h4 {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    color: var(--primary-color);
    margin-bottom: 4px;
}

.dark-mode .testimonial-author h4 {
    color: var(--text-color);
}

.testimonial-author p {
    color: var(--accent-color);
    font-size: 0.9rem;
}

.testimonial-controls {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.testimonial-btn {
    width: 50px;
    height: 50px;
    background: var(--accent-color);
    color: var(--text-color);
    border-radius: 50%;
    font-size: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.testimonial-btn:hover {
    background: var(--primary-color);
    transform: scale(1.1);
}

.testimonial-dots {
    display: flex;
    gap: var(--spacing-xs);
}

.testimonial-dot {
    width: 12px;
    height: 12px;
    background: rgba(10, 31, 68, 0.3);
    border-radius: 50%;
    cursor: pointer;
    transition: var(--transition);
}

.testimonial-dot.active {
    background: var(--accent-color);
    width: 30px;
    border-radius: 6px;
}

/* ====================================
   PORTFOLIO SECTION
   ==================================== */
.portfolio {
    padding: var(--spacing-xxl) 0;
    background: var(--gray-light);
}

.dark-mode .portfolio {
    background: var(--bg-color);
}

.portfolio-filters {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
    margin-bottom: var(--spacing-xl);
    flex-wrap: wrap;
}

.filter-btn {
    padding: 10px 24px;