/* ==========================================
   Zak Technologies - Modern Website Styles
   ========================================== */

/* CSS Variables */
:root {
    /* Colors - New Scheme */
    --primary: #06b6d4;
    --primary-dark: #0891b2;
    --primary-light: #22d3ee;
    --secondary: #3b82f6;
    --accent: #8b5cf6;
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    
    /* Background Colors */
    --bg-primary: #0a0a0f;
    --bg-secondary: #12121a;
    --bg-tertiary: #1a1a25;
    --bg-card: #161620;
    
    /* Text Colors */
    --text-primary: #ffffff;
    --text-secondary: rgba(255, 255, 255, 0.7);
    --text-muted: rgba(255, 255, 255, 0.5);
    
    /* Gradients - New Color Scheme */
    --gradient-primary: linear-gradient(135deg, #06b6d4 0%, #3b82f6 50%, #8b5cf6 100%);
    --gradient-secondary: linear-gradient(135deg, #10b981 0%, #06b6d4 100%);
    --gradient-accent: linear-gradient(135deg, #f59e0b 0%, #ef4444 100%);
    --gradient-warm: linear-gradient(135deg, #f97316 0%, #ec4899 100%);
    --gradient-cool: linear-gradient(135deg, #3b82f6 0%, #06b6d4 50%, #10b981 100%);
    
    /* Typography */
    --font-primary: 'Inter', sans-serif;
    --font-display: 'Space Grotesk', sans-serif;
    
    /* Spacing */
    --section-padding: 120px;
    --container-width: 1280px;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 30px;
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.2);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.4);
    --shadow-glow: 0 0 40px rgba(6, 182, 212, 0.4);
    --shadow-glow-blue: 0 0 40px rgba(59, 130, 246, 0.4);
    --shadow-glow-purple: 0 0 40px rgba(139, 92, 246, 0.4);
}

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

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

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

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

ul {
    list-style: none;
}

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

/* Container */
.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 24px;
}

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

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

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

.logo-animate {
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 30px;
}

.logo-animate .logo-z {
    display: inline-block;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: pulse 1.5s ease-in-out infinite;
}

.loading-bar {
    width: 200px;
    height: 3px;
    background: var(--bg-tertiary);
    border-radius: 3px;
    overflow: hidden;
    margin: 0 auto;
}

.loading-progress {
    height: 100%;
    background: var(--gradient-primary);
    width: 0;
    animation: loading 2s ease-in-out forwards;
}

@keyframes loading {
    0% { width: 0; }
    100% { width: 100%; }
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

/* ==========================================
   Custom Cursor
   ========================================== */
.cursor {
    width: 10px;
    height: 10px;
    background: var(--primary);
    border-radius: 50%;
    position: fixed;
    pointer-events: none;
    z-index: 9998;
    mix-blend-mode: difference;
    transition: transform 0.1s ease;
}

.cursor-follower {
    width: 30px;
    height: 30px;
    border: 1px solid var(--primary-light);
    border-radius: 50%;
    position: fixed;
    pointer-events: none;
    z-index: 9997;
    transition: transform 0.15s ease, width 0.3s ease, height 0.3s ease;
}

.cursor.hover {
    transform: scale(2);
}

.cursor-follower.hover {
    transform: scale(1.5);
    border-color: var(--secondary);
}

@media (pointer: coarse) {
    .cursor, .cursor-follower {
        display: none;
    }
}

/* ==========================================
   Navigation
   ========================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 20px 0;
    transition: var(--transition-base);
}

.navbar.scrolled {
    background: rgba(10, 10, 15, 0.9);
    backdrop-filter: blur(20px);
    padding: 15px 0;
    box-shadow: var(--shadow-md);
}

.nav-container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
}

.logo-image {
    height: 90px;
    width: auto;
    display: block;
}

.footer-logo .logo-image {
    height: 70px;
}

.logo-icon {
    width: 40px;
    height: 40px;
    background: var(--gradient-primary);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.25rem;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 40px;
}

.nav-link {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-secondary);
    position: relative;
    padding: 5px 0;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, #06b6d4, #3b82f6);
    transition: var(--transition-base);
}

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

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

.nav-actions {
    display: flex;
    align-items: center;
    gap: 20px;
}

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

.hamburger span {
    display: block;
    width: 25px;
    height: 2px;
    background: var(--text-primary);
    transition: var(--transition-base);
}

.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

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

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* ==========================================
   Buttons
   ========================================== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 12px 28px;
    font-family: var(--font-primary);
    font-size: 0.95rem;
    font-weight: 600;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition-base);
    position: relative;
    overflow: hidden;
}

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

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

.btn-glow {
    background: var(--gradient-primary);
    color: white;
    box-shadow: 0 0 20px rgba(6, 182, 212, 0.4);
}

.btn-glow:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 40px rgba(6, 182, 212, 0.6);
}

.btn-outline {
    background: transparent;
    color: var(--text-primary);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.btn-outline:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.4);
}

.btn-large {
    padding: 16px 36px;
    font-size: 1rem;
}

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

/* ==========================================
   Section Styles
   ========================================== */
.section-header {
    margin-bottom: 60px;
}

.section-header.centered {
    text-align: center;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.section-tag {
    display: inline-block;
    padding: 8px 20px;
    background: rgba(6, 182, 212, 0.1);
    border: 1px solid rgba(6, 182, 212, 0.3);
    border-radius: var(--radius-xl);
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--primary-light);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 20px;
}

.section-title {
    font-family: var(--font-display);
    font-size: 3rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 20px;
}

.section-description {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 600px;
}

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

/* ==========================================
   Hero Section
   ========================================== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    padding: 120px 0;
    overflow: hidden;
}

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

/* Video Background */
.video-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.video-background video {
    position: absolute;
    top: 50%;
    left: 50%;
    min-width: 100%;
    min-height: 100%;
    width: auto;
    height: auto;
    transform: translate(-50%, -50%);
    object-fit: cover;
}

.video-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(10, 10, 15, 0.85);
    backdrop-filter: blur(2px);
}

.gradient-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.5;
    animation: float 10s ease-in-out infinite;
}

.orb-1 {
    width: 500px;
    height: 500px;
    background: linear-gradient(135deg, #06b6d4 0%, #3b82f6 100%);
    top: -10%;
    right: -10%;
    animation-delay: 0s;
}

.orb-2 {
    width: 400px;
    height: 400px;
    background: linear-gradient(135deg, #8b5cf6 0%, #ec4899 100%);
    bottom: -10%;
    left: -10%;
    animation-delay: -3s;
}

.orb-3 {
    width: 300px;
    height: 300px;
    background: linear-gradient(135deg, #10b981 0%, #06b6d4 100%);
    top: 50%;
    left: 30%;
    animation-delay: -6s;
}

@keyframes float {
    0%, 100% {
        transform: translate(0, 0) scale(1);
    }
    33% {
        transform: translate(30px, -30px) scale(1.1);
    }
    66% {
        transform: translate(-20px, 20px) scale(0.9);
    }
}

.grid-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
    background-size: 50px 50px;
}

.hero-content {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 24px;
    flex: 1;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 10px 24px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-xl);
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 30px;
    animation: fadeInUp 0.8s ease forwards;
}

.hero-badge i {
    color: var(--secondary);
}

.hero-title {
    font-family: var(--font-display);
    font-size: 4.5rem;
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 30px;
}

.title-line {
    display: block;
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.8s ease forwards;
}

.title-line:nth-child(1) { animation-delay: 0.1s; }
.title-line:nth-child(2) { animation-delay: 0.2s; }
.title-line:nth-child(3) { animation-delay: 0.3s; }

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

.hero-description {
    font-size: 1.2rem;
    color: var(--text-secondary);
    max-width: 550px;
    margin-bottom: 40px;
    opacity: 0;
    animation: fadeInUp 0.8s ease 0.4s forwards;
}

.hero-cta {
    display: flex;
    gap: 20px;
    margin-bottom: 60px;
    opacity: 0;
    animation: fadeInUp 0.8s ease 0.5s forwards;
}

.hero-stats {
    display: flex;
    gap: 60px;
    opacity: 0;
    animation: fadeInUp 0.8s ease 0.6s forwards;
}

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

.stat-number {
    font-family: var(--font-display);
    font-size: 3rem;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-suffix {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-light);
}

.stat-label {
    display: block;
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-top: 5px;
}

.hero-visual {
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 45%;
    height: 80%;
    pointer-events: none;
}

.floating-cards {
    position: absolute;
    width: 100%;
    height: 100%;
}

.float-card {
    position: absolute;
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px 24px;
    background: rgba(22, 22, 32, 0.8);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    backdrop-filter: blur(10px);
    animation: floatCard 6s ease-in-out infinite;
}

.float-card i {
    font-size: 1.5rem;
    color: var(--primary-light);
}

.float-card span {
    font-size: 0.9rem;
    font-weight: 500;
}

.card-1 {
    top: 20%;
    left: 10%;
    animation-delay: 0s;
}

.card-2 {
    top: 40%;
    right: 15%;
    animation-delay: -1.5s;
}

.card-3 {
    bottom: 30%;
    left: 20%;
    animation-delay: -3s;
}

.card-4 {
    bottom: 15%;
    right: 25%;
    animation-delay: -4.5s;
}

@keyframes floatCard {
    0%, 100% {
        transform: translateY(0) rotate(0deg);
    }
    50% {
        transform: translateY(-20px) rotate(2deg);
    }
}

.hero-image-wrapper {
    position: absolute;
    right: 5%;
    top: 50%;
    transform: translateY(-50%);
    width: 450px;
}

.hero-main-image {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.4);
}

.hero-main-image img {
    width: 100%;
    height: 500px;
    object-fit: cover;
    transition: var(--transition-slow);
}

.hero-main-image:hover img {
    transform: scale(1.05);
}

.floating-elements {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    pointer-events: none;
}

.float-element {
    position: absolute;
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 15px 20px;
    background: rgba(22, 22, 32, 0.9);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    backdrop-filter: blur(10px);
    animation: floatElement 4s ease-in-out infinite;
}

.float-element i {
    font-size: 1.25rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.float-element span {
    font-size: 0.9rem;
    font-weight: 600;
}

.float-element.el-1 {
    top: 20%;
    left: -30px;
    animation-delay: 0s;
}

.float-element.el-2 {
    bottom: 15%;
    right: -20px;
    animation-delay: -2s;
}

@keyframes floatElement {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-15px);
    }
}

.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    color: var(--text-muted);
    font-size: 0.85rem;
}

.mouse {
    width: 26px;
    height: 40px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 13px;
    position: relative;
}

.wheel {
    width: 4px;
    height: 8px;
    background: var(--primary-light);
    border-radius: 2px;
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    animation: scroll 1.5s ease-in-out infinite;
}

@keyframes scroll {
    0% {
        opacity: 1;
        transform: translateX(-50%) translateY(0);
    }
    100% {
        opacity: 0;
        transform: translateX(-50%) translateY(12px);
    }
}

/* ==========================================
   About Section
   ========================================== */
.about {
    padding: var(--section-padding) 0;
    background: var(--bg-secondary);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.about-text {
    margin-bottom: 40px;
}

.lead-text {
    font-size: 1.3rem;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 20px;
    line-height: 1.6;
}

.about-text p {
    color: var(--text-secondary);
    margin-bottom: 15px;
}

.about-features {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.feature-item {
    display: flex;
    gap: 20px;
    padding: 20px;
    background: var(--bg-card);
    border-radius: var(--radius-md);
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: var(--transition-base);
}

.feature-item:hover {
    transform: translateX(10px);
    border-color: rgba(99, 102, 241, 0.3);
}

.feature-icon {
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    flex-shrink: 0;
}

.feature-content h4 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 5px;
}

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

.about-visual {
    position: relative;
}

.about-image-wrapper {
    position: relative;
}

.about-image {
    width: 100%;
    height: 500px;
    border-radius: var(--radius-lg);
    position: relative;
    overflow: hidden;
}

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

.about-image:hover img {
    transform: scale(1.05);
}

.experience-badge {
    position: absolute;
    bottom: -30px;
    right: -30px;
    width: 180px;
    height: 180px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    box-shadow: var(--shadow-lg);
}

.exp-number {
    font-family: var(--font-display);
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1;
}

.exp-text {
    font-size: 0.9rem;
    font-weight: 500;
    margin-top: 5px;
}

/* ==========================================
   Services Section
   ========================================== */
.services {
    padding: var(--section-padding) 0;
    background: var(--bg-primary);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.service-card {
    background: var(--bg-card);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-lg);
    padding: 40px 30px;
    position: relative;
    overflow: hidden;
    transition: var(--transition-base);
}

.service-card:hover {
    transform: translateY(-10px);
    border-color: rgba(99, 102, 241, 0.3);
}

.service-card.featured {
    border-color: rgba(99, 102, 241, 0.5);
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1) 0%, rgba(236, 72, 153, 0.1) 100%);
}

.featured-tag {
    position: absolute;
    top: 20px;
    right: 20px;
    padding: 5px 15px;
    background: var(--gradient-primary);
    border-radius: var(--radius-xl);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
}

.service-icon {
    width: 70px;
    height: 70px;
    background: var(--gradient-cool);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    margin-bottom: 25px;
    transition: var(--transition-base);
}

.service-card:hover .service-icon {
    transform: scale(1.1) rotate(5deg);
}

.service-title {
    font-family: var(--font-display);
    font-size: 1.4rem;
    font-weight: 600;
    margin-bottom: 15px;
}

.service-description {
    font-size: 0.95rem;
    color: var(--text-secondary);
    margin-bottom: 20px;
    line-height: 1.7;
}

.service-features {
    margin-bottom: 25px;
}

.service-features li {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 10px;
}

.service-features li i {
    color: #10b981;
    font-size: 0.8rem;
}

.service-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-weight: 600;
    color: #22d3ee;
    transition: var(--transition-base);
}

.service-link:hover {
    gap: 15px;
    color: #06b6d4;
}

.service-link i {
    transition: var(--transition-base);
}

.card-glow {
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.1) 0%, transparent 70%);
    opacity: 0;
    transition: var(--transition-base);
    pointer-events: none;
}

.service-card:hover .card-glow {
    opacity: 1;
}

/* ==========================================
   Portfolio Section
   ========================================== */
.portfolio {
    padding: var(--section-padding) 0;
    background: var(--bg-secondary);
}

.portfolio-filter {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-bottom: 50px;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 12px 28px;
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-xl);
    color: var(--text-secondary);
    font-family: var(--font-primary);
    font-size: 0.95rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition-base);
}

.filter-btn:hover,
.filter-btn.active {
    background: var(--gradient-primary);
    border-color: transparent;
    color: white;
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.portfolio-item {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    aspect-ratio: 4/3;
    cursor: pointer;
}

.portfolio-image {
    width: 100%;
    height: 100%;
    position: relative;
}

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

.portfolio-item:hover .portfolio-image img {
    transform: scale(1.1);
}

.portfolio-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to top, rgba(10, 10, 15, 0.95) 0%, transparent 100%);
    display: flex;
    align-items: flex-end;
    padding: 30px;
    opacity: 0;
    transition: var(--transition-base);
}

.portfolio-item:hover .portfolio-overlay {
    opacity: 1;
}

.portfolio-content {
    transform: translateY(20px);
    transition: var(--transition-base);
}

.portfolio-item:hover .portfolio-content {
    transform: translateY(0);
}

.portfolio-category {
    display: inline-block;
    padding: 5px 15px;
    background: var(--gradient-primary);
    border-radius: var(--radius-xl);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    margin-bottom: 10px;
}

.portfolio-title {
    font-family: var(--font-display);
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 15px;
}

.portfolio-link {
    width: 50px;
    height: 50px;
    background: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--bg-primary);
    font-size: 1.1rem;
    transition: var(--transition-base);
}

.portfolio-link:hover {
    transform: scale(1.1);
    background: var(--primary);
    color: white;
}

/* ==========================================
   Process Section
   ========================================== */
.process {
    padding: var(--section-padding) 0;
    background: var(--bg-primary);
}

.process-timeline {
    position: relative;
    max-width: 1000px;
    margin: 0 auto;
}

.timeline-line {
    position: absolute;
    top: 50%;
    left: 0;
    width: 100%;
    height: 2px;
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-50%);
}

.timeline-progress {
    height: 100%;
    background: var(--gradient-primary);
    width: 0;
    transition: width 1s ease;
}

.process-steps {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
    position: relative;
}

.process-step {
    text-align: center;
    position: relative;
}

.step-number {
    width: 80px;
    height: 80px;
    background: var(--bg-card);
    border: 2px solid rgba(6, 182, 212, 0.3);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 25px;
    position: relative;
    z-index: 1;
    transition: var(--transition-base);
}

.process-step:hover .step-number {
    background: var(--gradient-cool);
    border-color: transparent;
    transform: scale(1.1);
}

.step-number span {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
}

.step-icon {
    width: 60px;
    height: 60px;
    background: rgba(6, 182, 212, 0.1);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: #22d3ee;
    margin: 0 auto 20px;
}

.step-content h3 {
    font-family: var(--font-display);
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 10px;
}

.step-content p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ==========================================
   Testimonials Section
   ========================================== */
.testimonials {
    padding: var(--section-padding) 0;
    background: var(--bg-secondary);
    overflow: hidden;
}

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

.testimonials-track {
    display: flex;
    transition: transform 0.5s ease;
}

.testimonial-card {
    min-width: 100%;
    padding: 50px;
    background: var(--bg-card);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-lg);
    text-align: center;
}

.testimonial-rating {
    margin-bottom: 25px;
}

.testimonial-rating i {
    color: #f59e0b;
    font-size: 1.1rem;
    margin: 0 3px;
}

.testimonial-text {
    font-size: 1.25rem;
    line-height: 1.8;
    color: var(--text-secondary);
    margin-bottom: 30px;
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
}

.author-avatar {
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 1.1rem;
}

.author-info h4 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 3px;
}

.author-info span {
    font-size: 0.9rem;
    color: var(--text-muted);
}

.testimonials-nav {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 30px;
    margin-top: 40px;
}

.nav-btn {
    width: 50px;
    height: 50px;
    background: var(--bg-card);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    color: var(--text-primary);
    font-size: 1rem;
    cursor: pointer;
    transition: var(--transition-base);
}

.nav-btn:hover {
    background: var(--gradient-primary);
    border-color: transparent;
}

.testimonials-dots {
    display: flex;
    gap: 10px;
}

.dot {
    width: 10px;
    height: 10px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    cursor: pointer;
    transition: var(--transition-base);
}

.dot.active {
    background: var(--primary);
    width: 30px;
    border-radius: 5px;
}

/* ==========================================
   CTA Section
   ========================================== */
.cta-section {
    padding: var(--section-padding) 0;
    background: var(--bg-primary);
    position: relative;
    overflow: hidden;
}

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

.cta-bg .gradient-orb {
    opacity: 0.3;
}

.cta-content {
    text-align: center;
    position: relative;
    z-index: 1;
}

.cta-title {
    font-family: var(--font-display);
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 25px;
}

.cta-description {
    font-size: 1.2rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto 40px;
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
}

/* ==========================================
   Contact Section
   ========================================== */
.contact {
    padding: var(--section-padding) 0;
    background: var(--bg-secondary);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 80px;
}

.contact-description {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin: 25px 0 40px;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 25px;
    margin-bottom: 40px;
}

.contact-item {
    display: flex;
    gap: 20px;
}

.contact-icon {
    width: 55px;
    height: 55px;
    background: rgba(6, 182, 212, 0.1);
    border: 1px solid rgba(6, 182, 212, 0.2);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    color: #22d3ee;
    flex-shrink: 0;
}

.contact-text {
    display: flex;
    flex-direction: column;
}

.contact-text .label {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 5px;
}

.contact-text a,
.contact-text span {
    font-size: 1.05rem;
    font-weight: 500;
    color: var(--text-primary);
}

.contact-text a:hover {
    color: #22d3ee;
}

.social-links {
    display: flex;
    gap: 15px;
}

.social-link {
    width: 45px;
    height: 45px;
    background: var(--bg-card);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    color: var(--text-secondary);
    transition: var(--transition-base);
}

.social-link:hover {
    background: var(--gradient-cool);
    border-color: transparent;
    color: white;
    transform: translateY(-3px);
}

.contact-form-wrapper {
    background: var(--bg-card);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-lg);
    padding: 50px;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 25px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.form-group label {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 15px 20px;
    background: var(--bg-tertiary);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-family: var(--font-primary);
    font-size: 1rem;
    transition: var(--transition-base);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #06b6d4;
    box-shadow: 0 0 0 3px rgba(6, 182, 212, 0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-muted);
}

.form-group select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%236366f1' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 20px center;
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

/* ==========================================
   Footer
   ========================================== */
.footer {
    background: var(--bg-primary);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-top {
    padding: 80px 0 50px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 60px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 20px;
}

.footer-description {
    font-size: 0.95rem;
    color: var(--text-secondary);
    margin-bottom: 25px;
    line-height: 1.7;
}

.footer-social {
    display: flex;
    gap: 12px;
}

.footer-social .social-link {
    width: 40px;
    height: 40px;
}

.footer-title {
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 25px;
}

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

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

.footer-links a:hover {
    color: #22d3ee;
    padding-left: 5px;
}

.footer-newsletter p {
    font-size: 0.95rem;
    color: var(--text-secondary);
    margin-bottom: 20px;
}

.newsletter-form {
    display: flex;
    gap: 10px;
}

.newsletter-form input {
    flex: 1;
    padding: 12px 20px;
    background: var(--bg-card);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-family: var(--font-primary);
}

.newsletter-form input:focus {
    outline: none;
    border-color: #06b6d4;
}

.newsletter-form .btn {
    padding: 12px 20px;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding: 25px 0;
}

.footer-bottom-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

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

.footer-legal {
    display: flex;
    gap: 30px;
}

.footer-legal a {
    font-size: 0.9rem;
    color: var(--text-muted);
}

.footer-legal a:hover {
    color: #22d3ee;
}

/* ==========================================
   Back to Top Button
   ========================================== */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    border: none;
    border-radius: 50%;
    color: white;
    font-size: 1.1rem;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: var(--transition-base);
    z-index: 999;
    box-shadow: var(--shadow-glow);
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    transform: translateY(-5px);
}

/* ==========================================
   Responsive Design
   ========================================== */
@media (max-width: 1200px) {
    .hero-visual {
        display: none;
    }
    
    .hero-content {
        text-align: center;
    }
    
    .hero-title {
        font-size: 3.5rem;
    }
    
    .hero-description {
        margin-left: auto;
        margin-right: auto;
    }
    
    .hero-cta {
        justify-content: center;
    }
    
    .hero-stats {
        justify-content: center;
    }
    
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .portfolio-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .process-steps {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .timeline-line {
        display: none;
    }
    
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 992px) {
    :root {
        --section-padding: 80px;
    }
    
    .section-title {
        font-size: 2.5rem;
    }
    
    .hamburger {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 100%;
        height: 100vh;
        background: var(--bg-primary);
        flex-direction: column;
        justify-content: center;
        gap: 30px;
        transition: var(--transition-slow);
    }
    
    .nav-menu.active {
        right: 0;
    }
    
    .nav-link {
        font-size: 1.5rem;
    }
    
    .about-grid {
        grid-template-columns: 1fr;
        gap: 50px;
    }
    
    .about-visual {
        order: -1;
    }
    
    .about-image {
        height: 350px;
    }
    
    .experience-badge {
        width: 140px;
        height: 140px;
        bottom: -20px;
        right: -20px;
    }
    
    .exp-number {
        font-size: 2.5rem;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 50px;
    }
}

.nav-cta {
    display: none;
}

.nav-toggle {
    display: none;
}

.hamburger span {
    display: block;
    width: 25px;
    height: 3px;
    background: var(--text-primary);
    margin: 5px 0;
    transition: 0.3s;
}

@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    /* Mobile Navigation */
    .nav-container {
        position: relative;
        justify-content: space-between;
        padding-top: 10px;
        padding-bottom: 10px;
    }
    
    .logo {
        position: absolute;
        left: 50%;
        transform: translateX(-50%);
        margin-top: 10px;
    }
    
    .logo-image {
        height: 80px !important;
    }
    
    .hamburger {
        display: flex !important;
        z-index: 1001;
        position: absolute;
        right: 10px;
        top: 50%;
        transform: translateY(-50%);
        background: transparent !important;
        padding: 12px !important;
        border-radius: 8px;
        visibility: visible !important;
        opacity: 1 !important;
    }
    
    .nav-actions {
        display: block !important;
        visibility: visible !important;
        opacity: 1 !important;
    }
    
    .nav-actions .btn {
        display: none !important;
    }
    
    .hamburger span {
        background: #ffffff !important;
        height: 3px !important;
    }
    
    .nav-toggle {
        display: flex;
        z-index: 1001;
    }
    
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 85%;
        max-width: 320px;
        height: 100vh;
        background: #1a1a25 !important;
        flex-direction: column;
        padding: 140px 30px 30px;
        gap: 0;
        transition: right 0.3s ease;
        box-shadow: -5px 0 30px rgba(0,0,0,0.5);
        z-index: 1000;
    }
    
    .nav-menu.active {
        right: 0;
    }
    
    .nav-menu li {
        width: 100%;
    }
    
    .nav-link {
        display: block;
        padding: 18px 0;
        border-bottom: 1px solid var(--border-color);
        color: #ffffff !important;
        font-size: 1.1rem;
        font-weight: 500;
    }
    
    .nav-cta {
        display: block !important;
        margin-top: 20px;
        text-align: center;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 30px;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .portfolio-grid {
        grid-template-columns: 1fr;
    }
    
    .process-steps {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .footer-bottom-content {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }
    
    .cta-title {
        font-size: 2.5rem;
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .hero-cta {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
        justify-content: center;
    }
    
    .contact-form-wrapper {
        padding: 30px 20px;
    }
    
    .testimonial-card {
        padding: 30px 20px;
    }
}

/* ==========================================
   Animation Classes
   ========================================== */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.animate-on-scroll.animated {
    opacity: 1;
    transform: translateY(0);
}

/* Smooth scroll for anchor links */
html {
    scroll-behavior: smooth;
}

/* Selection color */
::selection {
    background: linear-gradient(135deg, #06b6d4, #3b82f6);
    color: white;
}

/* Scrollbar styling */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: var(--bg-primary);
}

::-webkit-scrollbar-thumb {
    background: var(--bg-tertiary);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(180deg, #06b6d4, #3b82f6);
}

/* ==========================================
   Navigation Dropdown Menu
   ========================================== */

.nav-dropdown {
    position: relative;
}

.nav-dropdown .nav-link {
    display: flex;
    align-items: center;
    gap: 8px;
}

.dropdown-arrow {
    font-size: 0.7rem;
    transition: transform 0.3s ease;
}

.nav-dropdown:hover .dropdown-arrow {
    transform: rotate(180deg);
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(20px);
    background: rgba(22, 22, 32, 0.98);
    border: 1px solid rgba(6, 182, 212, 0.2);
    border-radius: 16px;
    padding: 12px;
    min-width: 320px;
    opacity: 0;
    visibility: hidden;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5), 0 0 30px rgba(6, 182, 212, 0.1);
    backdrop-filter: blur(20px);
    z-index: 1000;
}

.nav-dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(10px);
}

.dropdown-item {
    list-style: none;
}

.dropdown-link {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 15px;
    border-radius: 12px;
    transition: all 0.3s ease;
    text-decoration: none;
    color: var(--text-primary);
}

.dropdown-link:hover {
    background: rgba(6, 182, 212, 0.1);
    transform: translateX(5px);
}

.dropdown-icon {
    width: 45px;
    height: 45px;
    background: linear-gradient(135deg, rgba(6, 182, 212, 0.2) 0%, rgba(59, 130, 246, 0.2) 100%);
    border: 1px solid rgba(6, 182, 212, 0.3);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    color: #06b6d4;
    transition: all 0.3s ease;
}

.dropdown-link:hover .dropdown-icon {
    background: linear-gradient(135deg, #06b6d4 0%, #3b82f6 100%);
    color: white;
    transform: scale(1.1);
}

.dropdown-content {
    display: flex;
    flex-direction: column;
    gap: 3px;
}

.dropdown-title {
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--text-primary);
}

.dropdown-desc {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

/* Responsive Dropdown */
@media (max-width: 992px) {
    .dropdown-menu {
        position: fixed;
        top: 80px;
        left: 20px;
        right: 20px;
        transform: translateY(-20px);
        min-width: auto;
    }
    
    .nav-dropdown:hover .dropdown-menu {
        transform: translateY(0);
    }
}