:root {
    --bg-color: #0f172a;
    --card-bg: #1e293b;
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --accent-color: #38bdf8;
    --accent-hover: #0ea5e9;
    --border-color: #334155;
    --font-main: 'Inter', sans-serif;
    --container-width: 900px;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 2rem;
    --border-radius: 12px;
}

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

body {
    font-family: var(--font-main);
    background-color: var(--bg-color);
    color: var(--text-primary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

a {
    color: var(--accent-color);
    text-decoration: none;
    transition: color 0.2s ease;
}

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

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: var(--spacing-lg) var(--spacing-md);
}

/* Header */
.header {
    text-align: center;
    margin-bottom: 4rem;
}

.name {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    background: linear-gradient(to right, #38bdf8, #818cf8);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.title {
    font-size: 1.5rem;
    color: var(--text-secondary);
    font-weight: 400;
    margin-bottom: var(--spacing-md);
}

.contact-info, .social-links {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    flex-wrap: wrap;
    margin-bottom: var(--spacing-sm);
    color: var(--text-secondary);
}

.contact-item i {
    margin-right: 6px;
    color: var(--accent-color);
}

.social-links {
    margin-top: var(--spacing-md);
    font-size: 1.5rem;
}

/* Sections */
.section {
    margin-bottom: 4rem;
}

.section h3 {
    font-size: 1.5rem;
    border-bottom: 2px solid var(--border-color);
    padding-bottom: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
    color: var(--text-primary);
    display: inline-block;
}

/* Experience */
.experience-item {
    background-color: var(--card-bg);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    margin-bottom: var(--spacing-md);
    border: 1px solid var(--border-color);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.experience-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    border-color: var(--accent-color);
}

.exp-header {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    margin-bottom: var(--spacing-sm);
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.exp-role {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
}

.exp-company {
    color: var(--accent-color);
    font-weight: 500;
}

.exp-date, .exp-location {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.exp-description {
    margin-bottom: var(--spacing-md);
    color: var(--text-secondary);
}

.exp-highlights {
    list-style-type: none;
}

.exp-highlights li {
    position: relative;
    padding-left: 1.5rem;
    margin-bottom: 0.5rem;
    color: var(--text-secondary);
}

.exp-highlights li::before {
    content: "▹";
    position: absolute;
    left: 0;
    color: var(--accent-color);
}

/* Skills */
.skills-list {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.skill-tag {
    background-color: rgba(56, 189, 248, 0.1); /* faded accent */
    color: var(--accent-color);
    padding: 0.4rem 1rem;
    border-radius: 9999px;
    font-size: 0.9rem;
    font-weight: 500;
    border: 1px solid rgba(56, 189, 248, 0.2);
    transition: all 0.2s;
}

.skill-tag:hover {
    background-color: var(--accent-color);
    color: var(--bg-color);
}

/* Certifications & Education */
.grid-2-col {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
}

@media (min-width: 768px) {
    .grid-2-col {
        grid-template-columns: 1fr 1fr;
    }
}

.cert-item, .edu-item {
    background-color: var(--card-bg);
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    margin-bottom: var(--spacing-sm);
    border: 1px solid var(--border-color);
}

.cert-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.cert-icon {
    color: var(--accent-color);
    font-size: 1.5rem;
}

.edu-item h5 {
    font-size: 1.1rem;
    margin-bottom: 0.25rem;
}

.edu-degree {
    color: var(--text-secondary);
    margin-bottom: 0.25rem;
}

.edu-date {
    font-size: 0.85rem;
    color: var(--text-secondary);
    font-style: italic;
}

/* Footer */
.footer {
    text-align: center;
    padding-top: 4rem;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Animations */
@keyframes fade-down {
    from { opacity: 0; transform: translateY(-20px); }
    to { opacity: 1; transform: translateY(0); }
}

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

.animate-fade-down {
    animation: fade-down 0.8s ease-out forwards;
}

.animate-fade-up {
    opacity: 0;
    animation: fade-up 0.8s ease-out forwards;
}

.delay-1 { animation-delay: 0.1s; }
.delay-2 { animation-delay: 0.2s; }
.delay-3 { animation-delay: 0.3s; }
.delay-4 { animation-delay: 0.4s; }
.delay-5 { animation-delay: 0.5s; }

/* Responsive */
@media (max-width: 600px) {
    .name { font-size: 2.5rem; }
    .title { font-size: 1.2rem; }
    .exp-header { flex-direction: column; gap: 0; }
    .exp-date { margin-bottom: 0.5rem; }
}