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

:root {
    /* Colors */
    --primary-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --secondary-gradient: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --tertiary-gradient: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    --accent-gradient: linear-gradient(135deg, #43e97b 0%, #38f9d7 100%);
    
    --bg-dark: #0f0f1e;
    --bg-card: rgba(255, 255, 255, 0.05);
    --bg-card-hover: rgba(255, 255, 255, 0.08);
    
    --text-primary: #ffffff;
    --text-secondary: rgba(255, 255, 255, 0.7);
    --text-muted: rgba(255, 255, 255, 0.5);
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    
    /* Typography */
    --font-primary: 'Outfit', sans-serif;
    --font-secondary: 'Inter', sans-serif;
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.2);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.3);
    --shadow-glow: 0 0 40px rgba(102, 126, 234, 0.4);
    
    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --radius-xl: 32px;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

html {
    scroll-behavior: smooth;
}

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

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

/* ========================================
   NAVIGATION
   ======================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(15, 15, 30, 0.8);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    padding: var(--spacing-sm) 0;
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-primary);
    font-size: 1.5rem;
    font-weight: 700;
}

.logo-icon {
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-size: 1.8rem;
}

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

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

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition-normal);
    position: relative;
    padding: 0.5rem 0;
}

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

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

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

.nav-social {
    display: flex;
    gap: var(--spacing-sm);
}

.social-icon {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: var(--bg-card);
    color: var(--text-primary);
    text-decoration: none;
    transition: var(--transition-normal);
}

.social-icon:hover {
    background: var(--primary-gradient);
    transform: translateY(-2px);
}

/* ========================================
   HERO SECTION
   ======================================== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    padding-top: 80px;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 0;
}

.gradient-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.3;
    animation: float 20s infinite ease-in-out;
}

.orb-1 {
    width: 500px;
    height: 500px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    top: -10%;
    left: -10%;
    animation-delay: 0s;
}

.orb-2 {
    width: 400px;
    height: 400px;
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    bottom: -10%;
    right: -5%;
    animation-delay: 5s;
}

.orb-3 {
    width: 350px;
    height: 350px;
    background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation-delay: 10s;
}

@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);
    }
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: center;
}

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

.hero-title {
    font-family: var(--font-primary);
    font-size: 4.5rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: var(--spacing-sm);
}

.title-line {
    display: block;
}

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

.title-underline {
    width: 120px;
    height: 6px;
    background: var(--primary-gradient);
    border-radius: 3px;
    margin-bottom: var(--spacing-md);
}

.hero-description {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
    line-height: 1.8;
}

.cta-button {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: 1rem 2.5rem;
    background: var(--primary-gradient);
    color: var(--text-primary);
    border: none;
    border-radius: var(--radius-sm);
    font-size: 1.1rem;
    font-weight: 600;
    font-family: var(--font-primary);
    cursor: pointer;
    transition: var(--transition-normal);
    box-shadow: var(--shadow-md);
}

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

.button-arrow {
    font-size: 1.5rem;
    transition: var(--transition-fast);
}

.cta-button:hover .button-arrow {
    transform: translateX(5px);
}

/* ========================================
   HERO VISUAL - FLOATING CARDS
   ======================================== */
.hero-visual {
    position: relative;
    height: 600px;
}

.floating-card {
    position: absolute;
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    padding: 1.5rem;
    box-shadow: var(--shadow-lg);
    animation: floatCard 6s infinite ease-in-out;
}

.card-1 {
    width: 280px;
    height: 320px;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.2) 0%, rgba(118, 75, 162, 0.2) 100%);
    top: 10%;
    left: 5%;
    animation-delay: 0s;
}

.card-2 {
    width: 100px;
    height: 100px;
    background: linear-gradient(135deg, rgba(240, 147, 251, 0.3) 0%, rgba(245, 87, 108, 0.3) 100%);
    top: 5%;
    right: 15%;
    animation-delay: 1s;
}

.card-3 {
    width: 240px;
    height: 280px;
    background: linear-gradient(135deg, rgba(245, 87, 108, 0.2) 0%, rgba(240, 147, 251, 0.2) 100%);
    top: 15%;
    right: 0;
    animation-delay: 2s;
}

.card-4 {
    width: 180px;
    height: 160px;
    background: linear-gradient(135deg, rgba(67, 233, 123, 0.2) 0%, rgba(56, 249, 215, 0.2) 100%);
    bottom: 20%;
    left: 0;
    animation-delay: 3s;
}

.card-5 {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, rgba(79, 172, 254, 0.3) 0%, rgba(0, 242, 254, 0.3) 100%);
    top: 35%;
    left: 15%;
    animation-delay: 4s;
}

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

.card-icon {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-sm);
    margin-bottom: var(--spacing-sm);
}

.card-icon svg {
    width: 32px;
    height: 32px;
    color: var(--text-primary);
}

.card-icon.small {
    width: 40px;
    height: 40px;
}

.card-icon.small svg {
    width: 20px;
    height: 20px;
}

.user-icon,
.chat-icon {
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-sm);
}

.card-content {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.card-bar {
    height: 12px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 6px;
}

.card-bar.short {
    width: 60%;
}

.card-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.5rem;
    margin-bottom: var(--spacing-sm);
}

.grid-item {
    aspect-ratio: 1;
    background: rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-sm);
}

.card-list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.list-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.list-circle {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    flex-shrink: 0;
}

.list-line {
    height: 8px;
    flex: 1;
    background: rgba(255, 255, 255, 0.15);
    border-radius: 4px;
}

.list-line.short {
    width: 50%;
}

.decorative-circle {
    position: absolute;
    border: 2px solid rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    animation: pulse 4s infinite ease-in-out;
}

.circle-1 {
    width: 150px;
    height: 150px;
    top: 20%;
    right: 25%;
    animation-delay: 0s;
}

.circle-2 {
    width: 100px;
    height: 100px;
    bottom: 30%;
    right: 10%;
    animation-delay: 1s;
}

.circle-3 {
    width: 80px;
    height: 80px;
    top: 50%;
    left: 40%;
    animation-delay: 2s;
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
        opacity: 0.3;
    }
    50% {
        transform: scale(1.1);
        opacity: 0.6;
    }
}

/* ========================================
   SECTION STYLES
   ======================================== */
.section-header {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.section-title {
    font-family: var(--font-primary);
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-subtitle {
    font-size: 1.2rem;
    color: var(--text-secondary);
}

/* ========================================
   SERVICES SECTION
   ======================================== */
.services {
    padding: var(--spacing-xl) 0;
    position: relative;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
}

.service-card {
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
    transition: var(--transition-normal);
    cursor: pointer;
}

.service-card:hover {
    background: var(--bg-card-hover);
    transform: translateY(-8px);
    box-shadow: var(--shadow-glow);
}

.service-icon {
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--primary-gradient);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-md);
}

.service-icon svg {
    width: 40px;
    height: 40px;
    color: var(--text-primary);
}

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

.service-description {
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ========================================
   PROJECTS SECTION
   ======================================== */
.projects {
    padding: var(--spacing-xl) 0;
    background: rgba(255, 255, 255, 0.02);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-md);
}

.project-card {
    background: var(--bg-card);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: var(--transition-normal);
    cursor: pointer;
}

.project-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-glow);
}

.project-image {
    position: relative;
    overflow: hidden;
    aspect-ratio: 16/10;
}

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

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

.project-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition-normal);
}

.project-card:hover .project-overlay {
    opacity: 1;
}

.view-project-btn {
    padding: 0.75rem 2rem;
    background: var(--primary-gradient);
    color: var(--text-primary);
    border: none;
    border-radius: var(--radius-sm);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-normal);
}

.view-project-btn:hover {
    transform: scale(1.05);
}

.project-info {
    padding: var(--spacing-md);
}

.project-title {
    font-family: var(--font-primary);
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.project-category {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

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

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

.about-description {
    color: var(--text-secondary);
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: var(--spacing-md);
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.stat-item {
    text-align: center;
    padding: var(--spacing-md);
    background: var(--bg-card);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    transition: var(--transition-normal);
}

.stat-item:hover {
    background: var(--bg-card-hover);
    transform: translateY(-4px);
}

.stat-number {
    font-family: var(--font-primary);
    font-size: 2.5rem;
    font-weight: 700;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.5rem;
}

.stat-label {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.about-image {
    position: relative;
}

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

.image-decoration {
    position: absolute;
    top: -20px;
    right: -20px;
    width: 200px;
    height: 200px;
    background: var(--primary-gradient);
    border-radius: 50%;
    filter: blur(60px);
    opacity: 0.3;
    z-index: -1;
}

/* ========================================
   CONTACT SECTION
   ======================================== */
.contact {
    padding: var(--spacing-xl) 0;
    background: rgba(255, 255, 255, 0.02);
}

.contact-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--spacing-xl);
}

.contact-form {
    background: var(--bg-card);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
}

.form-group {
    margin-bottom: var(--spacing-md);
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-family: var(--font-secondary);
    font-size: 1rem;
    transition: var(--transition-normal);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: rgba(102, 126, 234, 0.5);
    background: rgba(255, 255, 255, 0.08);
}

.submit-button {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: 1rem 2.5rem;
    background: var(--primary-gradient);
    color: var(--text-primary);
    border: none;
    border-radius: var(--radius-sm);
    font-size: 1.1rem;
    font-weight: 600;
    font-family: var(--font-primary);
    cursor: pointer;
    transition: var(--transition-normal);
}

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

.submit-button .button-arrow {
    font-size: 1.5rem;
    transition: var(--transition-fast);
}

.submit-button:hover .button-arrow {
    transform: translateX(5px);
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.info-item {
    display: flex;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--bg-card);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    transition: var(--transition-normal);
}

.info-item:hover {
    background: var(--bg-card-hover);
    transform: translateX(8px);
}

.info-icon {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--primary-gradient);
    border-radius: var(--radius-sm);
    font-size: 1.5rem;
    flex-shrink: 0;
}

.info-text h4 {
    font-family: var(--font-primary);
    font-size: 1.1rem;
    margin-bottom: 0.25rem;
}

.info-text p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* ========================================
   FOOTER
   ======================================== */
.footer {
    padding: var(--spacing-lg) 0;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-primary);
    font-size: 1.3rem;
    font-weight: 700;
}

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

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

.social-link {
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition-normal);
}

.social-link:hover {
    color: var(--text-primary);
}

/* ========================================
   RESPONSIVE DESIGN
   ======================================== */
@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .hero-visual {
        height: 400px;
    }
    
    .hero-title {
        font-size: 3.5rem;
    }
    
    .about-content {
        grid-template-columns: 1fr;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .projects-grid {
        grid-template-columns: 1fr;
    }
    
    .about-stats {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .hero-visual {
        display: none;
    }
}

@media (max-width: 480px) {
    :root {
        --spacing-md: 1rem;
        --spacing-lg: 2rem;
        --spacing-xl: 3rem;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .cta-button {
        padding: 0.75rem 1.5rem;
        font-size: 1rem;
    }
}