/* 1. Global Setup & Variables */
:root {
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    
    /* Light Theme */
    --bg-color: #f8f9fa;
    --card-bg-color: #ffffff;
    --text-color: #212529;
    --text-muted: #6c757d;
    --accent-color: #007bff;
    --accent-hover: #0056b3;
    --border-color: #dee2e6;
}

[data-theme='dark'] {
    --bg-color: #121212;
    --card-bg-color: #1e1e1e;
    --text-color: #e9ecef;
    --text-muted: #adb5bd;
    --accent-color: #0d6efd;
    --accent-hover: #3b82f6;
    --border-color: #343a40;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
    transition: background-color 0.3s ease, color 0.3s ease;
}

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

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

h1, h2, h3, h4 {
    margin-bottom: 0.75rem;
    line-height: 1.3;
}

h1 { font-size: 2.5rem; }
h2 { 
    font-size: 1.75rem;
    color: var(--accent-color);
    border-bottom: 2px solid var(--border-color);
    padding-bottom: 0.5rem;
    margin-bottom: 1.5rem;
}
h3 { font-size: 1.25rem; }
h4 { font-size: 1.1rem; color: var(--text-muted); }

ul {
    list-style-position: inside;
    padding-left: 1rem;
}
ul li {
    margin-bottom: 0.5rem;
}

/* 2. Header & Contact */
.header-main {
    position: relative;
    text-align: center;
    padding: 3rem 1.5rem;
    border-bottom: 1px solid var(--border-color);
    background-color: var(--card-bg-color);
}

/* === ADDED THIS STYLE === */
.profile-pic {
    width: 100px;
    height: 100px;
    border-radius: 50%; /* Makes it a circle */
    object-fit: cover; /* Prevents stretching */
    margin-bottom: 1rem;
    border: 3px solid var(--border-color);
}
/* ======================== */

.header-main h1 {
    margin-bottom: 0.25rem;
}
.header-main h2 {
    font-size: 1.25rem;
    font-weight: 400;
    color: var(--text-muted);
    border: none;
    margin-bottom: 1.5rem;
}
.contact-links {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.5rem 1.5rem;
    list-style: none;
    padding: 0;
}
.contact-links a, .contact-links li {
    font-size: 0.9rem;
    color: var(--text-muted);
}
.contact-links a:hover {
    color: var(--accent-color);
}

/* 3. Main Layout */
.container {
    display: grid;
    grid-template-columns: 1fr 2.5fr;
    gap: 2.5rem;
    max-width: 1200px;
    margin: 2.5rem auto;
    padding: 0 1.5rem;
}

/* 4. Sidebar (Aside) */
.sidebar {
    position: sticky;
    top: 2.5rem;
    align-self: start;
}
.sidebar-section {
    margin-bottom: 2rem;
}
.sidebar-section h3 {
    border-bottom: 2px solid var(--accent-color);
    padding-bottom: 0.25rem;
    display: inline-block;
}
.sidebar-section p {
    margin-bottom: 1rem;
    color: var(--text-muted);
}

.skill-list {
    list-style: none;
    padding: 0;
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}
.skill-list li {
    background-color: var(--accent-color);
    color: #ffffff;
    padding: 0.25rem 0.75rem;
    border-radius: 99px;
    font-size: 0.85rem;
    font-weight: 500;
}

.language-list {
    list-style: none;
    padding: 0;
}

/* 5. Main Content & Cards */
.card {
    background-color: var(--card-bg-color);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.03);
    transition: box-shadow 0.3s ease, transform 0.3s ease;
}
.card:hover {
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.07);
    transform: translateY(-3px);
}
.card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    flex-wrap: wrap;
    gap: 0.5rem;
}
.card-header h3 {
    margin-bottom: 0;
}
.card-header span {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-muted);
    flex-shrink: 0;
}
.card h4 {
    margin-bottom: 1rem;
}
.card ul {
    padding-left: 1.25rem;
}
.card ul li {
    color: var(--text-muted);
}
.card p {
    color: var(--text-muted);
}

/* 6. Footer */
.footer-main {
    text-align: center;
    padding: 2rem 1.5rem;
    border-top: 1px solid var(--border-color);
    margin-top: 2.5rem;
    font-size: 0.9rem;
    color: var(--text-muted);
}

/* 7. Theme Toggle Button */
#theme-toggle {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    background: var(--card-bg-color);
    border: 1px solid var(--border-color);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    padding: 8px;
    cursor: pointer;
    color: var(--text-color);
}
#theme-toggle svg {
    width: 100%;
    height: 100%;
    transition: transform 0.3s ease;
}
.moon { display: none; }
.sun { display: block; }
[data-theme='dark'] .moon { display: block; }
[data-theme='dark'] .sun { display: none; }
#theme-toggle:hover svg {
    transform: rotate(45deg);
}

/* 8. Animations */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}
.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* 9. Responsive (Mobile) */
@media (max-width: 900px) {
    .container {
        grid-template-columns: 1fr;
    }
    .sidebar {
        position: static;
        top: 0;
    }
}

@media (max-width: 600px) {
    h1 { font-size: 2rem; }
    h2 { font-size: 1.5rem; }
    
    .header-main {
        padding: 2rem 1rem;
    }
    .container {
        margin: 1.5rem auto;
        padding: 0 1rem;
        gap: 2rem;
    }
    .card-header {
        flex-direction: column;
        align-items: flex-start;
    }
    .card-header span {
        margin-top: 0.25rem;
    }
    #theme-toggle {
        top: 1rem;
        right: 1rem;
    }
}