/* Base Styles & Variables */
:root {
    --bg-gradient: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    --card-bg: rgba(255, 255, 255, 0.08);
    --card-border: rgba(255, 255, 255, 0.15);
    --text-main: #f8fafc;
    --text-muted: #94a3b8;
    --accent: #38bdf8;
    ;
}

body {
    background: var(--bg-gradient);
    color: var(--text-main);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 2rem;
}

/* Navigation Bar */
.navbar {
    width: 100%;
    max-width: 1200px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
    
    border: 1px solid;
    border-radius: 50px;
    margin-bottom: 3rem;
}

.navbar .logo {
    font-weight: 700;
    font-size: 1.5rem;
    color: var(--accent);
}

.nav-links {
    display: flex;
    gap: 2rem;
}

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

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

/* Profile Header */
.profile-header {
    text-align: center;
    margin-bottom: 3rem;
}

.profile-avatar {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--accent), #818cf8);
    color: white;
    font-size: 2rem;
    font-weight: bold;
    display: flex;
    justify-content: center;
    align-items: center;
    border-radius: 50%;
    margin: 0 auto 1rem;
    box-shadow: 0 0 20px var(--accent-glow);
}

.profile-header h1 {
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.profile-header .tagline {
    color: var(--text-muted);
    font-size: 1.1rem;
}

/* Dashboard Layout */
.dashboard {
    width: 100%;
    max-width: 1100px;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

/* Cards (Dashboard Modules) */
.card {
    background: var(--card-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--card-border);
    border-radius: 20px;
    padding: 2rem;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    border-color: var(--accent);
}

.card h2 {
    font-size: 1.4rem;
    color: var(--accent);
    margin-bottom: 1.5rem;
    border-bottom: 1px solid var(--card-border);
    padding-bottom: 0.5rem;
}

/* Timeline Items */
.timeline-item {
    margin-bottom: 1.5rem;
    position: relative;
    padding-left: 1.5rem;
    border-left: 2px solid var(--accent);
}

.timeline-item h3 {
    font-size: 1.1rem;
    margin-bottom: 0.2rem;
}

.timeline-item .institution {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-bottom: 0.5rem;
}

.timeline-item p {
    font-size: 0.9rem;
    line-height: 1.5;
}

/* General Content */
.highlight-text {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

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

/* Certifications List */
.cert-list {
    list-style: none;
}

.cert-list li {
    padding: 0.8rem 0;
    border-bottom: 1px solid var(--card-border);
    color: var(--text-main);
}

.cert-list li:last-child {
    border-bottom: none;
}

/* Footer */
footer {
    margin-top: 4rem;
    padding: 2rem;
    text-align: center;
    color: var(--text-muted);
    border-top: 1px solid var(--card-border);
    width: 100%;
    max-width: 1100px;
}