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

:root {
    --primary: #6C63FF;
    --secondary: #FF6584;
    --dark: #0f172a;
    --light: #f8fafc;
    --glass: rgba(255, 255, 255, 0.08);
    --glass-border: rgba(255, 255, 255, 0.15);
    --success: #4ade80;
    --danger: #ff6b6b;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Poppins', sans-serif;
}

html { scroll-behavior: smooth; }

body {
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 50%, #0f172a 100%);
    color: var(--light);
    min-height: 100vh;
    overflow-x: hidden;
    position: relative;
}

body::before {
    content: '';
    position: fixed;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, var(--primary) 0%, transparent 70%);
    opacity: 0.1;
    z-index: -1;
    animation: rotate 20s linear infinite;
}

@keyframes rotate {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Navigation */
nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.2rem 5%;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    background: rgba(15, 23, 42, 0.9);
    backdrop-filter: blur(15px);
    border-bottom: 1px solid var(--glass-border);
}

nav .logo h2 {
    font-size: 1.8rem;
    font-weight: 700;
}

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

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

nav a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: width 0.3s ease;
}

nav a:hover::after { width: 100%; }
nav a:hover { color: var(--primary); }

/* Glassmorphism Cards */
.glass-card {
    background: var(--glass);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    padding: 2.5rem;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    transition: all 0.4s ease;
}

.glass-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary);
    box-shadow: 0 15px 40px rgba(108, 99, 255, 0.2);
}

/* Hero Section */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    flex-direction: column;
    padding: 0 5%;
}

.hero h1 {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero p {
    font-size: 1.2rem;
    opacity: 0.8;
    margin-bottom: 2rem;
    max-width: 600px;
}

/* Buttons */
.btn {
    padding: 14px 35px;
    border-radius: 50px;
    border: none;
    cursor: pointer;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    display: inline-block;
    font-size: 1rem;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    box-shadow: 0 5px 20px rgba(108, 99, 255, 0.4);
}

.btn-primary:hover {
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 10px 30px rgba(108, 99, 255, 0.6);
}

/* Portfolio Grid */
.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
    padding: 0 5%;
    max-width: 1400px;
    margin: 0 auto;
}

.project-card {
    overflow: hidden;
    padding: 0;
}

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

.project-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

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

.project-info {
    padding: 1.5rem;
}

.project-info h3 {
    font-size: 1.4rem;
    margin-bottom: 0.8rem;
    color: var(--primary);
}

.project-info p {
    font-size: 0.95rem;
    opacity: 0.8;
    line-height: 1.6;
    margin-bottom: 1rem;
}

.tech-stack {
    font-size: 0.85rem;
    opacity: 0.7;
    padding: 8px 15px;
    background: var(--glass);
    border-radius: 20px;
    display: inline-block;
}

/* Contact Form */
.contact-form {
    max-width: 600px;
    margin: 0 auto;
}

.contact-form input,
.contact-form textarea {
    width: 100%;
    padding: 15px;
    margin-bottom: 1.2rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    color: white;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.contact-form input:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: var(--primary);
    background: rgba(255, 255, 255, 0.1);
    box-shadow: 0 0 15px rgba(108, 99, 255, 0.3);
}

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

/* Loader */
.spinner {
    width: 50px;
    height: 50px;
    border: 4px solid var(--glass-border);
    border-top: 4px solid var(--primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Animations */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

.glass-card {
    animation: fadeIn 0.8s ease forwards;
}

/* Responsive */
@media (max-width: 768px) {
    nav { padding: 1rem 3%; }
    nav ul { gap: 1rem; }
    nav a { font-size: 0.9rem; }
    
    .hero h1 { font-size: 2.2rem; }
    .hero p { font-size: 1rem; }
    
    .portfolio-grid {
        grid-template-columns: 1fr;
        padding: 0 3%;
    }
    
    .glass-card { padding: 1.5rem; }
}

@media (max-width: 480px) {
    nav ul { display: none; }
    .hero h1 { font-size: 1.8rem; }
    .btn { padding: 12px 25px; font-size: 0.9rem; }
}

/* Scrollbar */
::-webkit-scrollbar { width: 10px; }
::-webkit-scrollbar-track { background: var(--dark); }
::-webkit-scrollbar-thumb {
    background: var(--primary);
    border-radius: 5px;
}
::-webkit-scrollbar-thumb:hover { background: var(--secondary); }