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

:root {
    /* Colors */
    --primary-color: #6366f1;
    --primary-dark: #4f46e5;
    --secondary-color: #06b6d4;
    --accent-color: #f59e0b;
    --text-primary: #1f2937;
    --text-secondary: #6b7280;
    --text-light: #9ca3af;
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-dark: #0f172a;
    --bg-card: #ffffff;
    --border-color: #e5e7eb;
    --shadow-light: 0 1px 3px 0 rgba(0, 0, 0, 0.1);
    --shadow-medium: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-large: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    --gradient-primary: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
    --gradient-secondary: linear-gradient(135deg, #06b6d4 0%, #3b82f6 100%);
    --gradient-accent: linear-gradient(135deg, #f59e0b 0%, #ef4444 100%);
    
    /* Typography */
    --font-primary: 'Inter', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
    
    /* Spacing */
    --container-max-width: 1200px;
    --section-padding: 5rem 0;
    
    /* 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-primary);
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    overflow-x: hidden;
}

.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 2rem;
}

/* ===== NAVIGATION ===== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    transition: var(--transition-normal);
}

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

.nav-container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

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

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

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-link {
    text-decoration: none;
    color: var(--text-primary);
    font-weight: 500;
    position: relative;
    transition: var(--transition-fast);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: var(--transition-normal);
}

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

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

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.bar {
    width: 25px;
    height: 3px;
    background: var(--text-primary);
    transition: var(--transition-fast);
}

/* ===== HERO SECTION ===== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 50%, #334155 100%);
}

.hero-container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 2rem;
    width: 100%;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    min-height: 80vh;
}

.hero-text {
    animation: slideInLeft 1s ease-out;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1.5rem;
}

.greeting {
    display: block;
    font-size: 1.25rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.name {
    display: block;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.5rem;
}

.title {
    display: block;
    color: var(--text-primary);
    font-size: 2.5rem;
}

.hero-description {
    font-size: 1.125rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    line-height: 1.7;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.875rem 2rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
}

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

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

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

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

.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
    animation: slideInRight 1s ease-out;
}

.code-window {
    background: var(--bg-dark);
    border-radius: 12px;
    box-shadow: var(--shadow-large);
    overflow: hidden;
    width: 100%;
    max-width: 500px;
    animation: float 3s ease-in-out infinite;
}

.window-header {
    background: #374151;
    padding: 1rem;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.window-controls {
    display: flex;
    gap: 0.5rem;
}

.control {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.control.close { background: #ef4444; }
.control.minimize { background: #f59e0b; }
.control.maximize { background: #10b981; }

.window-title {
    color: #d1d5db;
    font-family: var(--font-mono);
    font-size: 0.875rem;
}

.window-content {
    padding: 1.5rem;
    font-family: var(--font-mono);
    font-size: 0.875rem;
    line-height: 1.6;
}

.code-line {
    display: flex;
    margin-bottom: 0.5rem;
}

.line-number {
    color: #6b7280;
    margin-right: 1rem;
    min-width: 20px;
}

.keyword { color: #c792ea; }
.variable { color: #82aaff; }
.function { color: #ffcb6b; }
.string { color: #c3e88d; }
.number { color: #f78c6c; }
.operator { color: #89ddff; }
.bracket { color: #89ddff; }
.comment { color: #676e95; }

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: -1;
    overflow: hidden;
}

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

.shape {
    position: absolute;
    border-radius: 50%;
    background: var(--gradient-primary);
    opacity: 0.1;
    animation: float 6s ease-in-out infinite;
}

.shape-1 {
    width: 80px;
    height: 80px;
    top: 20%;
    left: 10%;
    animation-delay: 0s;
}

.shape-2 {
    width: 120px;
    height: 120px;
    top: 60%;
    right: 15%;
    animation-delay: 2s;
}

.shape-3 {
    width: 60px;
    height: 60px;
    top: 80%;
    left: 20%;
    animation-delay: 4s;
}

.shape-4 {
    width: 100px;
    height: 100px;
    top: 30%;
    right: 30%;
    animation-delay: 1s;
}

/* ===== CLOUD THEME ELEMENTS ===== */
.cloud-elements {
    position: absolute;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.cloud {
    position: absolute;
    opacity: 0.1;
    animation: cloudFloat 20s linear infinite;
}

.cloud-1 {
    top: 10%;
    left: -200px;
    animation-delay: 0s;
}

.cloud-2 {
    top: 60%;
    right: -200px;
    animation-delay: 10s;
}

.cloud-part {
    position: absolute;
    background: white;
    border-radius: 50px;
    opacity: 0.8;
}

.cloud-1 .cloud-part:nth-child(1) {
    width: 60px;
    height: 40px;
    top: 0;
    left: 0;
}

.cloud-1 .cloud-part:nth-child(2) {
    width: 80px;
    height: 50px;
    top: -10px;
    left: 20px;
}

.cloud-1 .cloud-part:nth-child(3) {
    width: 70px;
    height: 45px;
    top: 5px;
    left: 50px;
}

.cloud-2 .cloud-part:nth-child(1) {
    width: 50px;
    height: 35px;
    top: 0;
    left: 0;
}

.cloud-2 .cloud-part:nth-child(2) {
    width: 70px;
    height: 45px;
    top: -8px;
    left: 15px;
}

.cloud-2 .cloud-part:nth-child(3) {
    width: 60px;
    height: 40px;
    top: 3px;
    left: 40px;
}

.data-flow {
    position: absolute;
    width: 100%;
    height: 100%;
}

.data-packet {
    position: absolute;
    width: 8px;
    height: 8px;
    background: var(--primary-color);
    border-radius: 50%;
    animation: dataFlow 8s linear infinite;
    opacity: 0.6;
}

.data-packet:nth-child(1) {
    top: 20%;
    left: 0;
    animation-delay: 0s;
}

.data-packet:nth-child(2) {
    top: 40%;
    left: 0;
    animation-delay: 2s;
}

.data-packet:nth-child(3) {
    top: 60%;
    left: 0;
    animation-delay: 4s;
}

.server-icons {
    position: absolute;
    width: 100%;
    height: 100%;
}

.server-icon {
    position: absolute;
    width: 40px;
    height: 40px;
    background: rgba(99, 102, 241, 0.1);
    border: 2px solid var(--primary-color);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-color);
    font-size: 1.2rem;
    animation: serverPulse 3s ease-in-out infinite;
}

.server-icon:nth-child(1) {
    top: 15%;
    right: 20%;
    animation-delay: 0s;
}

.server-icon:nth-child(2) {
    top: 45%;
    right: 10%;
    animation-delay: 1s;
}

.server-icon:nth-child(3) {
    top: 75%;
    right: 25%;
    animation-delay: 2s;
}

/* ===== CLOUD ANIMATIONS ===== */
@keyframes cloudFloat {
    0% {
        transform: translateX(-200px);
    }
    100% {
        transform: translateX(calc(100vw + 200px));
    }
}

@keyframes dataFlow {
    0% {
        transform: translateX(0);
        opacity: 0;
    }
    10% {
        opacity: 0.6;
    }
    90% {
        opacity: 0.6;
    }
    100% {
        transform: translateX(100vw);
        opacity: 0;
    }
}

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

/* ===== CODE RAIN EFFECT ===== */
.code-rain {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    overflow: hidden;
}

.rain-drop {
    position: absolute;
    color: var(--primary-color);
    font-family: var(--font-mono);
    font-size: 0.8rem;
    opacity: 0.3;
    animation: codeRain 10s linear infinite;
}

.rain-drop:nth-child(1) {
    left: 10%;
    animation-delay: 0s;
}

.rain-drop:nth-child(2) {
    left: 20%;
    animation-delay: 1s;
}

.rain-drop:nth-child(3) {
    left: 30%;
    animation-delay: 2s;
}

.rain-drop:nth-child(4) {
    left: 40%;
    animation-delay: 3s;
}

.rain-drop:nth-child(5) {
    left: 50%;
    animation-delay: 4s;
}

.rain-drop:nth-child(6) {
    left: 60%;
    animation-delay: 5s;
}

.rain-drop:nth-child(7) {
    left: 70%;
    animation-delay: 6s;
}

.rain-drop:nth-child(8) {
    left: 80%;
    animation-delay: 7s;
}

@keyframes codeRain {
    0% {
        transform: translateY(-100px);
        opacity: 0;
    }
    10% {
        opacity: 0.3;
    }
    90% {
        opacity: 0.3;
    }
    100% {
        transform: translateY(100vh);
        opacity: 0;
    }
}

/* ===== SECTIONS ===== */
section {
    padding: var(--section-padding);
}

/* ===== SKILLS SECTION ===== */
.skills {
    background: var(--bg-secondary);
    position: relative;
    overflow: hidden;
}

.skills::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 80%, rgba(99, 102, 241, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(6, 182, 212, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 40% 40%, rgba(245, 158, 11, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

/* ===== CLOUD NETWORK VISUALIZATION ===== */
.cloud-network {
    position: relative;
    height: 200px;
    margin: 3rem 0;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.05) 0%, rgba(6, 182, 212, 0.05) 100%);
    border-radius: 20px;
    overflow: hidden;
}

.network-node {
    position: absolute;
    width: 60px;
    height: 60px;
    background: var(--bg-card);
    border: 2px solid var(--primary-color);
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: var(--primary-color);
    font-size: 1.5rem;
    box-shadow: var(--shadow-medium);
    animation: nodePulse 4s ease-in-out infinite;
    cursor: pointer;
    transition: var(--transition-normal);
}

.network-node:hover {
    transform: scale(1.1);
    box-shadow: var(--shadow-large);
}

.network-node span {
    font-size: 0.7rem;
    font-weight: 600;
    margin-top: 0.25rem;
}

.node-1 {
    top: 20%;
    left: 15%;
    animation-delay: 0s;
}

.node-2 {
    top: 60%;
    left: 10%;
    animation-delay: 1s;
}

.node-3 {
    top: 20%;
    right: 15%;
    animation-delay: 2s;
}

.node-4 {
    top: 60%;
    right: 10%;
    animation-delay: 3s;
}

.node-5 {
    top: 40%;
    left: 50%;
    transform: translateX(-50%);
    animation-delay: 1.5s;
}

.node-6 {
    top: 80%;
    left: 50%;
    transform: translateX(-50%);
    animation-delay: 2.5s;
}

.node-7 {
    top: 60%;
    right: 20%;
    animation-delay: 3s;
}

.network-connections {
    position: absolute;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.connection {
    position: absolute;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    animation: connectionFlow 3s ease-in-out infinite;
    opacity: 0.6;
}

.connection-1 {
    top: 35%;
    left: 25%;
    width: 30%;
    animation-delay: 0s;
}

.connection-2 {
    top: 50%;
    left: 20%;
    width: 40%;
    animation-delay: 0.5s;
}

.connection-3 {
    top: 35%;
    right: 25%;
    width: 30%;
    animation-delay: 1s;
}

.connection-4 {
    top: 50%;
    right: 20%;
    width: 40%;
    animation-delay: 1.5s;
}

.connection-5 {
    top: 30%;
    left: 50%;
    width: 20%;
    transform: translateX(-50%);
    animation-delay: 2s;
}

.connection-6 {
    top: 70%;
    left: 50%;
    width: 20%;
    transform: translateX(-50%);
    animation-delay: 2.5s;
}

@keyframes nodePulse {
    0%, 100% {
        transform: scale(1);
        box-shadow: var(--shadow-medium);
    }
    50% {
        transform: scale(1.05);
        box-shadow: var(--shadow-large);
    }
}

@keyframes connectionFlow {
    0%, 100% {
        opacity: 0.3;
        transform: scaleX(0.8);
    }
    50% {
        opacity: 0.8;
        transform: scaleX(1);
    }
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* ===== ABOUT SECTION ===== */
.about {
    background: var(--bg-secondary);
}

.about-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 4rem;
    align-items: start;
}

.about-text {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.about-card {
    background: var(--bg-card);
    padding: 2rem;
    border-radius: 16px;
    box-shadow: var(--shadow-light);
    border: 1px solid var(--border-color);
    transition: var(--transition-normal);
}

.about-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-medium);
}

.about-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.about-stats {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.stat-item {
    text-align: center;
    padding: 2rem;
    background: var(--bg-card);
    border-radius: 16px;
    box-shadow: var(--shadow-light);
    border: 1px solid var(--border-color);
    transition: var(--transition-normal);
}

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

.stat-number {
    font-size: 3rem;
    font-weight: 800;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

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

/* ===== SKILLS SECTION ===== */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 3rem;
}

.skill-category {
    background: var(--bg-card);
    padding: 2rem;
    border-radius: 16px;
    box-shadow: var(--shadow-light);
    border: 1px solid var(--border-color);
    transition: var(--transition-normal);
}

.skill-category:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-medium);
}

.skill-category h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 2rem;
    color: var(--primary-color);
    text-align: center;
}

.skill-items {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.skill-item {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.skill-icon {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: 12px;
    color: white;
    font-size: 1.5rem;
}

.skill-info {
    flex: 1;
}

.skill-name {
    display: block;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.skill-bar {
    height: 8px;
    background: var(--border-color);
    border-radius: 4px;
    overflow: hidden;
}

.skill-progress {
    height: 100%;
    background: var(--gradient-primary);
    border-radius: 4px;
    width: 0;
    transition: width 1.5s ease;
}

/* ===== PROJECTS SECTION ===== */
.projects {
    background: var(--bg-secondary);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.project-card {
    background: var(--bg-card);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--shadow-light);
    border: 1px solid var(--border-color);
    transition: var(--transition-normal);
}

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

.project-image {
    height: 200px;
    background: var(--gradient-primary);
    position: relative;
    overflow: hidden;
}

.project-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition-normal);
}

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

.project-links {
    display: flex;
    gap: 1rem;
}

.project-link {
    width: 50px;
    height: 50px;
    background: var(--primary-color);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    transition: var(--transition-fast);
}

.project-link:hover {
    background: var(--primary-dark);
    transform: scale(1.1);
}

.project-content {
    padding: 2rem;
}

.project-content h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.project-content p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.tech-tag {
    background: var(--bg-secondary);
    color: var(--primary-color);
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 500;
    border: 1px solid var(--border-color);
}

/* ===== EXPERIENCE SECTION ===== */
.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--gradient-primary);
    transform: translateX(-50%);
}

.timeline-item {
    position: relative;
    margin-bottom: 3rem;
    width: 50%;
}

.timeline-item:nth-child(odd) {
    left: 0;
    padding-right: 3rem;
}

.timeline-item:nth-child(even) {
    left: 50%;
    padding-left: 3rem;
}

.timeline-marker {
    position: absolute;
    width: 20px;
    height: 20px;
    background: var(--primary-color);
    border-radius: 50%;
    top: 0;
    border: 4px solid var(--bg-primary);
    box-shadow: var(--shadow-medium);
}

.timeline-item:nth-child(odd) .timeline-marker {
    right: -10px;
}

.timeline-item:nth-child(even) .timeline-marker {
    left: -10px;
}

.timeline-content {
    background: var(--bg-card);
    padding: 2rem;
    border-radius: 16px;
    box-shadow: var(--shadow-light);
    border: 1px solid var(--border-color);
    transition: var(--transition-normal);
}

.timeline-content:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-medium);
}

.timeline-period {
    color: var(--primary-color);
    font-weight: 600;
    font-size: 0.875rem;
    margin-bottom: 0.5rem;
}

.timeline-content h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.timeline-content h4 {
    color: var(--text-secondary);
    font-weight: 500;
    margin-bottom: 1rem;
}

.timeline-content p {
    color: var(--text-secondary);
    margin-bottom: 1rem;
    line-height: 1.6;
}

.timeline-content ul {
    list-style: none;
    padding-left: 0;
}

.timeline-content li {
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
    position: relative;
    padding-left: 1.5rem;
}

.timeline-content li::before {
    content: '▶';
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-size: 0.75rem;
}

/* ===== CONTACT SECTION ===== */
.contact {
    background: var(--bg-secondary);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.5rem;
    background: var(--bg-card);
    border-radius: 16px;
    box-shadow: var(--shadow-light);
    border: 1px solid var(--border-color);
    transition: var(--transition-normal);
}

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

.contact-icon {
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    color: white;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
}

.contact-details h3 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
    color: var(--text-primary);
}

.contact-details p {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.social-links {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
}

.social-link {
    width: 50px;
    height: 50px;
    background: var(--bg-card);
    color: var(--primary-color);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    border: 1px solid var(--border-color);
    transition: var(--transition-normal);
}

.social-link:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-3px);
}

.contact-form {
    background: var(--bg-card);
    padding: 2rem;
    border-radius: 16px;
    box-shadow: var(--shadow-light);
    border: 1px solid var(--border-color);
}

.form-group {
    position: relative;
    margin-bottom: 2rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    border: 2px solid var(--border-color);
    border-radius: 12px;
    font-family: var(--font-primary);
    font-size: 1rem;
    background: var(--bg-primary);
    transition: var(--transition-normal);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.form-group label {
    position: absolute;
    top: 1rem;
    left: 1rem;
    color: var(--text-light);
    transition: var(--transition-fast);
    pointer-events: none;
}

.form-group input:focus + label,
.form-group textarea:focus + label,
.form-group input:not(:placeholder-shown) + label,
.form-group textarea:not(:placeholder-shown) + label {
    top: -0.5rem;
    left: 0.75rem;
    font-size: 0.875rem;
    color: var(--primary-color);
    background: var(--bg-primary);
    padding: 0 0.5rem;
}

/* ===== FOOTER ===== */
.footer {
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 50%, #334155 100%);
    color: white;
    padding: 4rem 0 2rem;
    position: relative;
    overflow: hidden;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 20%, rgba(99, 102, 241, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(6, 182, 212, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 50% 50%, rgba(245, 158, 11, 0.05) 0%, transparent 50%);
    pointer-events: none;
}

.footer-main {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 3rem;
    margin-bottom: 3rem;
    position: relative;
    z-index: 2;
}

.footer-brand {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.5rem;
    font-weight: 700;
}

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

.footer-logo .logo-name {
    color: white;
}

.footer-tagline {
    color: var(--text-light);
    font-size: 1rem;
    font-weight: 500;
    margin: 0;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.footer-section h4 {
    color: white;
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 1rem;
    position: relative;
}

.footer-section h4::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 30px;
    height: 2px;
    background: var(--gradient-primary);
    border-radius: 1px;
}

.footer-section ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-section li {
    margin-bottom: 0.75rem;
}

.footer-section a {
    color: var(--text-light);
    text-decoration: none;
    transition: var(--transition-fast);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.footer-section a:hover {
    color: var(--primary-color);
    transform: translateX(5px);
}

.footer-section i {
    width: 16px;
    color: var(--primary-color);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    position: relative;
    z-index: 2;
}

.footer-social {
    display: flex;
    gap: 1rem;
}

.footer-social .social-link {
    width: 45px;
    height: 45px;
    background: rgba(99, 102, 241, 0.1);
    border: 1px solid rgba(99, 102, 241, 0.3);
    color: var(--primary-color);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    transition: var(--transition-normal);
    font-size: 1.2rem;
}

.footer-social .social-link:hover {
    background: var(--gradient-primary);
    color: white;
    transform: translateY(-3px);
    box-shadow: var(--shadow-medium);
}

.footer-copyright {
    text-align: right;
}

.footer-copyright p {
    margin: 0.25rem 0;
    color: var(--text-light);
    font-size: 0.875rem;
}

.footer-copyright .heart {
    color: #ef4444;
    animation: heartbeat 2s ease-in-out infinite;
}

/* ===== FOOTER CLOUD EFFECTS ===== */
.footer-clouds {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    pointer-events: none;
    overflow: hidden;
}

.footer-cloud {
    position: absolute;
    opacity: 0.1;
    animation: footerCloudFloat 25s linear infinite;
}

.footer-cloud.cloud-1 {
    top: 10%;
    left: -150px;
    animation-delay: 0s;
}

.footer-cloud.cloud-2 {
    top: 30%;
    right: -150px;
    animation-delay: 8s;
}

.footer-cloud.cloud-3 {
    top: 60%;
    left: -100px;
    animation-delay: 16s;
}

.footer-cloud .cloud-part {
    position: absolute;
    background: white;
    border-radius: 50px;
    opacity: 0.6;
}

.footer-cloud.cloud-1 .cloud-part:nth-child(1) {
    width: 40px;
    height: 25px;
    top: 0;
    left: 0;
}

.footer-cloud.cloud-1 .cloud-part:nth-child(2) {
    width: 50px;
    height: 30px;
    top: -5px;
    left: 15px;
}

.footer-cloud.cloud-1 .cloud-part:nth-child(3) {
    width: 45px;
    height: 28px;
    top: 3px;
    left: 35px;
}

.footer-cloud.cloud-2 .cloud-part:nth-child(1) {
    width: 35px;
    height: 22px;
    top: 0;
    left: 0;
}

.footer-cloud.cloud-2 .cloud-part:nth-child(2) {
    width: 45px;
    height: 28px;
    top: -4px;
    left: 12px;
}

.footer-cloud.cloud-2 .cloud-part:nth-child(3) {
    width: 40px;
    height: 25px;
    top: 2px;
    left: 30px;
}

.footer-cloud.cloud-3 .cloud-part:nth-child(1) {
    width: 30px;
    height: 20px;
    top: 0;
    left: 0;
}

.footer-cloud.cloud-3 .cloud-part:nth-child(2) {
    width: 40px;
    height: 25px;
    top: -3px;
    left: 10px;
}

.footer-cloud.cloud-3 .cloud-part:nth-child(3) {
    width: 35px;
    height: 22px;
    top: 2px;
    left: 25px;
}

@keyframes footerCloudFloat {
    0% {
        transform: translateX(-200px);
    }
    100% {
        transform: translateX(calc(100vw + 200px));
    }
}

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

/* ===== FOOTER RESPONSIVE ===== */
@media (max-width: 768px) {
    .footer-main {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }
    
    .footer-links {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 1.5rem;
        text-align: center;
    }
    
    .footer-copyright {
        text-align: center;
    }
    
    .footer-social {
        justify-content: center;
    }
}

/* ===== ANIMATIONS ===== */
@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-20px);
    }
}

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

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background: var(--bg-primary);
        flex-direction: column;
        justify-content: start;
        align-items: center;
        padding-top: 2rem;
        transition: var(--transition-normal);
        box-shadow: var(--shadow-large);
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-toggle {
        display: flex;
    }

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

    .nav-toggle.active .bar:nth-child(2) {
        opacity: 0;
    }

    .nav-toggle.active .bar:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }

    .hero-content {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .title {
        font-size: 2rem;
    }

    .hero-buttons {
        justify-content: center;
    }

    .about-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .about-stats {
        flex-direction: row;
        justify-content: space-around;
    }

    .skills-grid {
        grid-template-columns: 1fr;
    }

    .projects-grid {
        grid-template-columns: 1fr;
    }

    .timeline::before {
        left: 20px;
    }

    .timeline-item {
        width: 100%;
        left: 0 !important;
        padding-left: 3rem !important;
        padding-right: 0 !important;
    }

    .timeline-marker {
        left: 10px !important;
    }

    .contact-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .container {
        padding: 0 1rem;
    }

    .section-title {
        font-size: 2rem;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }

    .title {
        font-size: 1.5rem;
    }

    .btn {
        padding: 0.75rem 1.5rem;
        font-size: 0.875rem;
    }

    .about-stats {
        flex-direction: column;
    }

    .stat-number {
        font-size: 2.5rem;
    }
}

/* ===== SCROLL ANIMATIONS ===== */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

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

/* ===== CUSTOM SCROLLBAR ===== */
::-webkit-scrollbar {
    width: 8px;
}

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

::-webkit-scrollbar-thumb {
    background: var(--gradient-primary);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-dark);
}