/*
Theme Name: DewanWalled
Theme URI: #
Author: Antigravity
Author URI: #
Description: A custom, minimal, dark-mode portfolio theme for D M Waleed Islam.
Version: 1.0
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: dewanwalled
*/

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

:root {
    --bg-main: #0B0B1A;
    --bg-secondary: rgba(20, 20, 40, 0.7);
    --text-main: #F4F4F5;
    --text-muted: #A1A1AA;
    --accent-cyan: #00F2FE;
    --accent-blue: #4FACFE;
    --glass-bg: rgba(255, 255, 255, 0.03);
    --glass-border: rgba(255, 255, 255, 0.08);
    --gradient-primary: linear-gradient(135deg, var(--accent-cyan), var(--accent-blue));
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-body);
    background-color: var(--bg-main);
    color: var(--text-main);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
    background-image: radial-gradient(circle at 15% 50%, rgba(79, 172, 254, 0.08), transparent 25%),
                      radial-gradient(circle at 85% 30%, rgba(0, 242, 254, 0.08), transparent 25%);
    background-attachment: fixed;
}

/* Background Stars effect */
body::before {
    content: '';
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background-image: 
        radial-gradient(1px 1px at 10% 20%, white, transparent),
        radial-gradient(1px 1px at 30% 60%, white, transparent),
        radial-gradient(1.5px 1.5px at 70% 30%, white, transparent),
        radial-gradient(1px 1px at 80% 80%, white, transparent),
        radial-gradient(2px 2px at 40% 90%, white, transparent);
    opacity: 0.2;
    z-index: -1;
    pointer-events: none;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
}

a {
    color: var(--text-main);
    text-decoration: none;
    transition: var(--transition);
}

a:hover {
    color: var(--accent-cyan);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Glassmorphism */
.glass-panel {
    background: var(--glass-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    padding: 2.5rem;
    transition: var(--transition);
}

.glass-panel:hover {
    transform: translateY(-5px);
    border-color: rgba(255, 255, 255, 0.15);
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.8rem 2rem;
    border-radius: 30px;
    font-family: var(--font-heading);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    font-size: 0.9rem;
}

.btn-primary {
    background: var(--gradient-primary);
    color: #fff;
    box-shadow: 0 4px 15px rgba(0, 242, 254, 0.3);
}

.btn-primary:hover {
    box-shadow: 0 6px 20px rgba(0, 242, 254, 0.5);
    transform: translateY(-2px);
    color: #fff;
}

/* Header & Nav */
header {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(11, 11, 26, 0.8);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--glass-border);
    padding: 1rem 0;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

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

.nav-links a {
    font-size: 0.95rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Sections */
section {
    padding: 6rem 0;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    position: relative;
}

.section-title span {
    color: var(--accent-cyan);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 80px; /* Offset for fixed header */
}

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

.hero-text h1 {
    font-size: 4.5rem;
    margin-bottom: 1rem;
    line-height: 1.1;
}

.hero-text h2 {
    font-size: 2rem;
    color: var(--text-muted);
    font-weight: 400;
    margin-bottom: 2rem;
}

.hero-text p {
    font-size: 1.1rem;
    color: var(--text-muted);
    margin-bottom: 2.5rem;
    max-width: 500px;
}

.hero-image {
    position: relative;
    border-radius: 50%;
    padding: 10px;
    background: var(--gradient-primary);
    aspect-ratio: 1;
    overflow: hidden;
    animation: float 6s ease-in-out infinite;
}

.hero-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 50%;
    border: 5px solid var(--bg-main);
}

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

/* About Grid */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
}

.about-text h3 {
    font-size: 2rem;
    margin-bottom: 1.5rem;
}

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

.stats-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
    margin-top: 2rem;
}

.stat-item {
    text-align: center;
    padding: 1.5rem;
}

.stat-item h4 {
    font-size: 2.5rem;
    color: var(--accent-cyan);
    margin-bottom: 0.5rem;
}

.stat-item p {
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin: 0;
}

/* Skills/Roles Section */
.skills-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.skill-card {
    text-align: left;
    padding: 2rem;
}

.skill-card h4 {
    font-size: 1.2rem;
    margin-bottom: 1rem;
    color: #fff;
}

.skill-card p {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.stars {
    color: #FBBF24;
    margin-top: 1rem;
    font-size: 1.2rem;
}

/* Experience/Education Timeline */
.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.timeline::after {
    content: '';
    position: absolute;
    width: 2px;
    background: var(--glass-border);
    top: 0;
    bottom: 0;
    left: 50%;
    margin-left: -1px;
}

.timeline-item {
    padding: 10px 40px;
    position: relative;
    background-color: inherit;
    width: 50%;
}

.timeline-item::after {
    content: '';
    position: absolute;
    width: 16px;
    height: 16px;
    right: -8px;
    background-color: var(--accent-cyan);
    border: 4px solid var(--bg-main);
    top: 15px;
    border-radius: 50%;
    z-index: 1;
}

.left { left: 0; }
.right { left: 50%; }

.right::after {
    left: -8px;
}

.timeline-content {
    padding: 20px 30px;
}

.timeline-date {
    color: var(--accent-blue);
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
}

.timeline-content h4 {
    margin-bottom: 0.5rem;
    font-size: 1.3rem;
}

.timeline-content p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

/* Footer */
footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--glass-border);
    padding: 4rem 0 2rem;
    margin-top: 4rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-col h4 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    color: #fff;
}

.footer-col p {
    color: var(--text-muted);
    margin-bottom: 0.8rem;
}

.footer-col i {
    color: var(--accent-cyan);
    margin-right: 10px;
    width: 20px;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid var(--glass-border);
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* Responsive */
@media (max-width: 992px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-text p {
        margin: 0 auto 2.5rem;
    }

    .hero-image {
        max-width: 400px;
        margin: 0 auto;
    }

    .about-grid {
        grid-template-columns: 1fr;
    }
    
    .timeline::after {
        left: 31px;
    }
    
    .timeline-item {
        width: 100%;
        padding-left: 70px;
        padding-right: 25px;
    }
    
    .timeline-item::after {
        left: 23px;
    }
    
    .right { left: 0%; }
}

@media (max-width: 768px) {
    .hero-text h1 { font-size: 3rem; }
    .nav-links { display: none; } /* Mobile menu toggle needed in real impl */
}