:root {
    --primary: #1e40af; 
    --accent: #3b82f6;
    --text-main: #1e293b;
    --text-muted: #475569;
    --bg-page: #f8fafc;
    --white: #ffffff;
    --border: #e2e8f0;
}

* { box-sizing: border-box; }

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-page);
    color: var(--text-main);
    line-height: 1.5;
    margin: 0;
    padding: 40px 20px;
}

.resume-container {
    max-width: 950px;
    margin: 0 auto;
    background: var(--white);
    box-shadow: 0 20px 25px -5px rgba(0,0,0,0.1);
    border-radius: 4px;
}

/* Header */
.main-header {
    background: #0f172a;
    color: white;
    padding: 50px;
    border-top: 5px solid var(--accent);
}

.main-header h1 {
    margin: 0;
    font-size: 2.5rem;
    letter-spacing: -1px;
}

.tagline {
    color: var(--accent);
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.95rem;
    margin: 10px 0 20px 0;
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 10px;
    font-size: 0.85rem;
    opacity: 0.9;
}

.contact-grid a { color: white; text-decoration: none; }

/* Body Layout */
.resume-body {
    display: grid;
    grid-template-columns: 300px 1fr;
}

.side-panel {
    background: #f1f5f9;
    padding: 40px;
    border-right: 1px solid var(--border);
}

.main-panel {
    padding: 40px 50px;
}

/* Typography & Sections */
h2 {
    font-size: 1.1rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--primary);
    border-bottom: 2px solid var(--border);
    padding-bottom: 8px;
    margin-top: 0;
}

h3 { font-size: 0.95rem; margin-bottom: 5px; }

.skill-group p {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-top: 0;
}

.edu-item { margin-bottom: 20px; font-size: 0.9rem; }
.year { color: var(--accent); font-weight: bold; margin: 0; }

.exp-item { margin-bottom: 25px; }
.exp-header {
    display: flex;
    justify-content: space-between;
    font-weight: 600;
}
.company { color: var(--accent); font-size: 0.9rem; margin: 2px 0; font-weight: 500;}

ul { padding-left: 18px; font-size: 0.9rem; color: var(--text-muted); }
li { margin-bottom: 5px; }

.project-item {
    background: var(--bg-page);
    padding: 15px;
    border-radius: 6px;
    margin-bottom: 15px;
}
.project-item strong { display: block; color: var(--text-main); }
.project-item p { font-size: 0.85rem; margin: 5px 0 0 0; color: var(--text-muted); }

.back-nav { text-align: center; margin-top: 30px; }
.back-nav a { text-decoration: none; color: var(--text-muted); font-size: 0.9rem; }

/* Mobile optimization */
@media (max-width: 800px) {
    .resume-body { grid-template-columns: 1fr; }
    .main-header { padding: 30px; }
}