@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&family=Outfit:wght@400;600;800;900&display=swap');

:root {
    --primary: #6366f1;
    --primary-glow: rgba(99, 102, 241, 0.5);
    --secondary: #a855f7;
    --accent: #f59e0b;
    --bg-dark: #030712;
    --bg-card: #0f172a;
    --text-main: #f8fafc;
    --text-muted: #94a3b8;
    --glass: rgba(15, 23, 42, 0.6);
    --glass-border: rgba(255, 255, 255, 0.08);
    --nav-height: 80px;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    scroll-behavior: smooth;
    cursor: default;
}

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

h1,
h2,
h3,
.nav-links a {
    font-family: 'Outfit', sans-serif;
}

/* --- Premium Background Effects --- */
.bg-mesh {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background:
        radial-gradient(circle at 0% 0%, rgba(99, 102, 241, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 100% 100%, rgba(168, 85, 247, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 50% 50%, rgba(3, 7, 18, 1) 0%, rgba(3, 7, 18, 1) 100%);
}

.bg-grid {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    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;
    mask-image: radial-gradient(circle at 50% 50%, white, transparent 80%);
}

/* --- Header --- */
header {
    height: var(--nav-height);
    background: rgba(3, 7, 18, 0.8);
    backdrop-filter: blur(20px);
    position: fixed;
    width: 100%;
    z-index: 1000;
    border-bottom: 1px solid var(--glass-border);
    display: flex;
    align-items: center;
}

nav {
    max-width: 1300px;
    width: 100%;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-container {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.logo-container img {
    height: 60px;
    /* Increased size */
    width: auto;
    filter: drop-shadow(0 0 15px var(--primary-glow));
    /* Enhanced glow */
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.logo-container img:hover {
    transform: scale(1.1) rotate(-2deg);
    filter: drop-shadow(0 0 25px var(--primary));
}

.nav-links {
    display: flex;
    gap: 3.5rem;
}

.nav-links a {
    color: var(--text-main);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: all 0.3s ease;
    opacity: 0.7;
    position: relative;
    cursor: pointer;
}

.nav-links a:hover {
    opacity: 1;
    color: var(--primary);
}

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

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

/* --- Hero Section --- */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--nav-height) 2rem 4rem;
    position: relative;
}

.hero-content {
    max-width: 1000px;
    text-align: center;
    z-index: 1;
}

.badge {
    background: rgba(99, 102, 241, 0.1);
    border: 1px solid rgba(99, 102, 241, 0.2);
    color: var(--primary);
    padding: 0.5rem 1.25rem;
    border-radius: 100px;
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 1px;
    display: inline-block;
    margin-bottom: 2rem;
    text-transform: uppercase;
}

.hero h1 {
    font-size: clamp(3rem, 8vw, 6rem);
    line-height: 1.1;
    margin-bottom: 2rem;
    font-weight: 900;
    background: linear-gradient(to bottom right, #fff 30%, var(--text-muted));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero p {
    font-size: clamp(1.1rem, 2vw, 1.4rem);
    color: var(--text-muted);
    max-width: 700px;
    margin: 0 auto 3rem;
    font-weight: 400;
}

.btn-group {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
}

.btn {
    padding: 1.2rem 2.8rem;
    border-radius: 12px;
    text-decoration: none;
    font-weight: 700;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    font-size: 1rem;
    cursor: pointer;
}

.btn-primary {
    background: var(--primary);
    color: white;
    box-shadow: 0 4px 20px var(--primary-glow);
}

.btn-primary:hover {
    transform: translateY(-4px) scale(1.02);
    box-shadow: 0 8px 30px var(--primary-glow);
    filter: brightness(1.1);
}

.btn-outline {
    border: 1px solid var(--glass-border);
    color: white;
    background: rgba(255, 255, 255, 0.03);
}

.btn-outline:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.2);
    transform: translateY(-4px);
}

/* --- Section Title --- */
.section-header {
    text-align: center;
    margin-bottom: 6rem;
}

.section-header span {
    color: var(--primary);
    font-weight: 700;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 3px;
    display: block;
    margin-bottom: 1rem;
}

.section-header h2 {
    font-size: 3rem;
    font-weight: 800;
}

/* --- Project Cards --- */
.projects-container {
    padding: 8rem 2rem;
    max-width: 1300px;
    margin: 0 auto;
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2.5rem;
}

.project-card {
    background: var(--glass);
    border: 1px solid var(--glass-border);
    border-radius: 32px;
    padding: 3rem;
    transition: all 0.5s cubic-bezier(0.23, 1, 0.32, 1);
    position: relative;
    overflow: hidden;
    height: 100%;
}

.project-card:hover {
    transform: translateY(-16px);
    border-color: var(--primary);
    background: rgba(15, 23, 42, 0.8);
    box-shadow: 0 40px 80px -20px rgba(0, 0, 0, 0.5);
}

.card-icon {
    width: 64px;
    height: 64px;
    background: rgba(99, 102, 241, 0.1);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 2rem;
    color: var(--primary);
    font-size: 1.5rem;
    transition: all 0.3s ease;
}

.project-card:hover .card-icon {
    background: var(--primary);
    color: white;
    transform: rotate(10deg);
}

.project-card h3 {
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
}

.project-card p {
    color: var(--text-muted);
    font-size: 1.05rem;
}

/* --- Tech Stack --- */
.tech-section {
    padding: 8rem 2rem;
    background: rgba(255, 255, 255, 0.02);
}

.tech-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    max-width: 1200px;
    margin: 0 auto;
}

.tech-item {
    background: var(--glass);
    border: 1px solid var(--glass-border);
    padding: 2rem;
    border-radius: 20px;
    text-align: center;
    transition: all 0.3s ease;
}

.tech-item:hover {
    background: rgba(255, 255, 255, 0.05);
    transform: translateY(-5px);
    border-color: var(--secondary);
}

.tech-item i {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    background: linear-gradient(45deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* --- Contact & Footer --- */
.contact-section {
    padding: 10rem 2rem;
    text-align: center;
}

.footer {
    padding: 4rem 2rem;
    border-top: 1px solid var(--glass-border);
    text-align: center;
    color: var(--text-muted);
}

@media (max-width: 1024px) {
    .projects-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .projects-grid {
        grid-template-columns: 1fr;
    }

    .hero h1 {
        font-size: 3.5rem;
    }

    .nav-links {
        display: none;
    }

    .btn-group {
        flex-direction: column;
    }
}