@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700&display=swap');

/* ==================== CSS Variables ==================== */
:root {
    --primary: #6366f1;
    --secondary: #8b5cf6;
    --accent: #ec4899;
    --dark: #0f172a;
    --dark-light: #1e293b;
    --text: #e2e8f0;
    --text-muted: #94a3b8;
    --success: #10b981;
}

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

body {
    font-family: 'Poppins', sans-serif;
    background: var(--dark);
    color: var(--text);
    line-height: 1.6;
    overflow-x: hidden;
}

/* ==================== Animated Background ==================== */
.bg-animation {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background: linear-gradient(135deg, var(--dark) 0%, var(--dark-light) 100%);
}

.bg-animation::before {
    content: '';
    position: absolute;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, var(--primary) 0%, transparent 70%);
    top: -200px;
    left: -200px;
    animation: float 20s infinite alternate;
    opacity: 0.3;
}

.bg-animation::after {
    content: '';
    position: absolute;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, var(--accent) 0%, transparent 70%);
    bottom: -250px;
    right: -250px;
    animation: float 25s infinite alternate-reverse;
    opacity: 0.2;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) rotate(0deg); }
    33% { transform: translate(100px, -100px) rotate(120deg); }
    66% { transform: translate(-50px, 50px) rotate(240deg); }
}

/* ==================== Navigation ==================== */
nav {
    position: fixed;
    top: 0;
    width: 100%;
    padding: 1.5rem 5%;
    background: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    z-index: 1000;
    transition: all 0.3s;
}

nav.scrolled {
    padding: 1rem 5%;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

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

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2.5rem;
}

.nav-links a {
    color: var(--text);
    text-decoration: none;
    font-weight: 500;
    position: relative;
    transition: color 0.3s;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary), var(--accent));
    transition: width 0.3s;
}

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

.nav-links a:hover::after {
    width: 100%;
}

/* ==================== Sections ==================== */
section {
    min-height: 100vh;
    padding: 8rem 5%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.container {
    max-width: 1400px;
    width: 100%;
}

/* ==================== Hero Section ==================== */
.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-text h1 {
    font-size: 4rem;
    font-weight: 700;
    margin-bottom: 1rem;
    line-height: 1.2;
}

.gradient-text {
    background: linear-gradient(135deg, var(--primary), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-text p {
    font-size: 1.3rem;
    color: var(--text-muted);
    margin-bottom: 2rem;
}

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

.btn {
    padding: 1rem 2rem;
    border: none;
    border-radius: 12px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    text-decoration: none;
    display: inline-block;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    box-shadow: 0 10px 30px rgba(99, 102, 241, 0.3);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(99, 102, 241, 0.4);
}

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

.btn-secondary:hover {
    background: var(--primary);
    transform: translateY(-3px);
}

.full-width {
    width: 100%;
}

.hero-image {
    position: relative;
}

.profile-card {
    background: linear-gradient(135deg, var(--dark-light), var(--dark));
    border-radius: 30px;
    padding: 3rem;
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
    position: relative;
    overflow: hidden;
}

.profile-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--primary) 0%, transparent 50%);
    opacity: 0.1;
}

.profile-img {
    width: 100%;
    aspect-ratio: 1;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 8rem;
    margin-bottom: 1.5rem;
    position: relative;
    overflow: hidden;
}

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

.stat-item {
    text-align: center;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 12px;
}

.stat-number {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary);
}

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

/* ==================== Section Headers ==================== */
.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-header h2 {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.section-header p {
    font-size: 1.2rem;
    color: var(--text-muted);
}

/* ==================== About Section ==================== */
.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-text p {
    font-size: 1.1rem;
    color: var(--text-muted);
    margin-bottom: 1.5rem;
}

.muted {
    color: var(--text-muted);
}

/* ==================== Skills Section ==================== */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.skill-card {
    background: var(--dark-light);
    padding: 2.5rem;
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s;
    position: relative;
    overflow: hidden;
}

.skill-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--accent));
    transform: scaleX(0);
    transition: transform 0.3s;
}

.skill-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(99, 102, 241, 0.2);
    border-color: var(--primary);
}

.skill-card:hover::before {
    transform: scaleX(1);
}

.skill-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.skill-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.skill-card p {
    color: var(--text-muted);
    margin-bottom: 1.5rem;
}

.skill-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.tag {
    padding: 0.5rem 1rem;
    background: rgba(99, 102, 241, 0.2);
    border: 1px solid var(--primary);
    border-radius: 20px;
    font-size: 0.85rem;
    color: var(--primary);
}

/* ==================== Projects Section ==================== */
#projects {
    background: linear-gradient(180deg, var(--dark) 0%, var(--dark-light) 100%);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2.5rem;
}

.project-card {
    background: var(--dark);
    border-radius: 20px;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s;
    cursor: pointer;
}

.project-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.5);
}

.project-image {
    width: 100%;
    height: 250px;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 4rem;
    position: relative;
    overflow: hidden;
}

.project-image::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, transparent, rgba(0, 0, 0, 0.5));
    opacity: 0;
    transition: opacity 0.3s;
}

.project-card:hover .project-image::before {
    opacity: 1;
}

.project-info {
    padding: 2rem;
}

.project-info h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.project-info p {
    color: var(--text-muted);
    margin-bottom: 1.5rem;
}

/* ==================== Contact Section ==================== */
.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

.contact-info h3 {
    font-size: 2rem;
    margin-bottom: 1.5rem;
}

.contact-info p {
    color: var(--text-muted);
    margin-bottom: 2rem;
}

.contact-methods {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.contact-method {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.5rem;
    background: var(--dark-light);
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s;
}

.contact-method:hover {
    border-color: var(--primary);
    transform: translateX(10px);
}

.contact-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.contact-form-wrapper {
    background: var(--dark-light);
    padding: 3rem;
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    background: var(--dark);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    color: var(--text);
    font-family: inherit;
    font-size: 1rem;
    transition: all 0.3s;
}

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

.form-group textarea {
    resize: vertical;
    min-height: 150px;
}

.message {
    padding: 1rem;
    border-radius: 12px;
    margin-top: 1rem;
    text-align: center;
    display: none;
}

.message.success {
    background: rgba(16, 185, 129, 0.2);
    border: 1px solid var(--success);
    color: var(--success);
}

/* ==================== Responsive Design ==================== */
@media (max-width: 968px) {
    .hero-content,
    .about-content,
    .contact-content {
        grid-template-columns: 1fr;
    }

    .nav-links {
        gap: 1.5rem;
    }

    .hero-text h1 {
        font-size: 3rem;
    }

    section {
        padding: 6rem 5%;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }

    .hero-text h1 {
        font-size: 2.5rem;
    }

    .stats {
        grid-template-columns: repeat(2, 1fr);
    }

    .section-header h2 {
        font-size: 2rem;
    }
}