:root {
    --primary: #0a2540;
    --accent: #1e90ff;
    --bg: #f4f7fb;
    --text: #1f2933;
    --muted: #6b7280;
    --white: #ffffff;
}

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

body {
    font-family: 'Inter', sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
}

/* Header */
.header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: linear-gradient(135deg, #0a2540, #102a44);
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

.header-container {
    max-width: 1200px;
    margin: auto;
    padding: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.header-left {
    display: flex;
    align-items: center;
    gap: 20px;
}

.profile-img {
    width: 90px;
    height: 90px;
    border-radius: 50%;
    object-fit: cover;
    animation: fadeScale 1.2s ease forwards;
}

.identity h1 {
    color: #fff;
    font-size: 1.6rem;
}

.identity h2 {
    color: #cfe3ff;
    font-size: 1rem;
    font-weight: 500;
}

.location {
    color: #a8c4ff;
    font-size: 0.85rem;
}

/* Buttons */
.header-right {
    display: flex;
    gap: 12px;
}

.btn {
    padding: 8px 14px;
    border-radius: 6px;
    font-size: 0.85rem;
    text-decoration: none;
    transition: all 0.3s ease;
}

.btn-primary {
    background: var(--accent);
    color: white;
}

.btn-primary:hover {
    background: #187bcd;
}

.btn-outline {
    border: 1px solid #cfe3ff;
    color: #cfe3ff;
}

.btn-outline:hover {
    background: rgba(255,255,255,0.1);
}

.btn-linkedin {
    background: #0a66c2;
    color: white;
}

.btn-linkedin:hover {
    background: #004182;
}

/* Main */
.container {
    max-width: 1000px;
    margin: 60px auto;
    padding: 0 20px;
}

.section {
    margin-bottom: 60px;
}

.section h3 {
    font-size: 1.4rem;
    margin-bottom: 20px;
    border-bottom: 2px solid var(--accent);
    display: inline-block;
    padding-bottom: 5px;
}

/* Cards */
.card {
    background: var(--white);
    padding: 24px;
    border-radius: 10px;
    margin-bottom: 20px;
    box-shadow: 0 8px 20px rgba(0,0,0,0.06);
    transition: transform 0.3s ease;
}

.card:hover {
    transform: translateY(-4px);
}

.card h4 {
    font-size: 1.1rem;
    margin-bottom: 4px;
}

.card span {
    font-size: 0.85rem;
    color: var(--muted);
}

.card ul {
    margin-top: 12px;
    padding-left: 18px;
}

.card li {
    margin-bottom: 6px;
}

/* Animations */
.fade-in {
    animation: fadeUp 0.8s ease forwards;
}

@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeScale {
    from {
        opacity: 0;
        transform: scale(0.85);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* Responsive */
@media (max-width: 768px) {
    .header-container {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }

    .header-right {
        flex-wrap: wrap;
        justify-content: center;
    }
}