/* ===== Google Fonts & Global Styles ===== */
:root {
    /* MODIFIED: Light Color Scheme */
    --bg-color: #f4f7fc;
    --sidebar-color: #ffffff;
    --widget-color: #ffffff;
    --accent-color: #3498db; /* Default light theme accent */
    --text-color: #555555;
    --heading-color: #111111;
    --border-color: rgba(0, 0, 0, 0.1);

    /* Transitions */
    --transition-speed: 0.3s;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Poppins', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    min-height: 100vh;
    transition: background-color var(--transition-speed) ease;
}

/* ===== Main Dashboard Container ===== */
.dashboard-container {
    display: flex;
    width: 100%;
    height: 100vh;
}

/* ===== Sidebar ===== */
.sidebar {
    width: 260px;
    background-color: var(--sidebar-color);
    padding: 2rem 1.5rem;
    display: flex;
    flex-direction: column;
    border-right: 1px solid var(--border-color);
    transition: width var(--transition-speed) ease, background-color var(--transition-speed) ease;
    flex-shrink: 0;
    box-shadow: 0 4px 20px rgba(0,0,0,0.05);
}

.profile {
    text-align: center;
    margin-bottom: 2.5rem;
}

.profile img {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    border: 4px solid var(--accent-color);
    object-fit: cover;
    margin-bottom: 1rem;
    transition: border-color var(--transition-speed) ease;
}

.profile h2 {
    color: var(--heading-color);
    font-size: 1.5rem;
}

.profile p {
    font-size: 0.9rem;
    color: var(--text-color);
}

.main-menu h3 {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-color);
    margin-bottom: 1rem;
    padding-left: 0.5rem;
}

.menu-item {
    display: flex;
    align-items: center;
    padding: 0.8rem 1rem;
    color: var(--text-color);
    text-decoration: none;
    border-radius: 8px;
    margin-bottom: 0.5rem;
    transition: background-color var(--transition-speed) ease, color var(--transition-speed) ease;
    font-weight: 500;
}

.menu-item i {
    margin-right: 1rem;
    font-size: 1.2rem;
    width: 20px;
    text-align: center;
    color: var(--accent-color);
    transition: color var(--transition-speed) ease;
}

.menu-item:hover {
    background-color: var(--accent-color);
    color: #ffffff;
}

.menu-item:hover i {
    color: #ffffff;
}

.sidebar-footer {
    margin-top: auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
}

.time-widget {
    text-align: left;
    background: rgba(0,0,0,0.03);
    border-radius: 8px;
    padding: 0.5rem 1rem;
    flex-grow: 1;
}
#current-time {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--heading-color);
}
#current-date {
    font-size: 0.75rem;
}

/* ===== Theme Switcher ===== */
.theme-switcher {
    position: relative;
}
.theme-toggle {
    width: 40px;
    height: 40px;
    background: rgba(0,0,0,0.03);
    border-radius: 50%;
    display: grid;
    place-items: center;
    cursor: pointer;
    font-size: 1.2rem;
    transition: transform var(--transition-speed) ease;
}
.theme-toggle:hover {
    transform: rotate(45deg);
}

.theme-palette {
    position: absolute;
    bottom: 50px;
    right: 0;
    background-color: var(--sidebar-color);
    border: 1px solid var(--border-color);
    padding: 0.5rem;
    border-radius: 8px;
    display: flex;
    gap: 0.5rem;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: opacity var(--transition-speed) ease, transform var(--transition-speed) ease, visibility var(--transition-speed) ease;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}
.theme-palette.active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}
.color-option {
    width: 25px;
    height: 25px;
    border-radius: 50%;
    cursor: pointer;
    border: 2px solid rgba(0,0,0,0.1);
    transition: transform var(--transition-speed) ease;
}
.color-option:hover {
    transform: scale(1.1);
}
.color-option[data-color="#e94560"] { background-color: #e94560; }
.color-option[data-color="#3498db"] { background-color: #3498db; }
.color-option[data-color="#2ecc71"] { background-color: #2ecc71; }
.color-option[data-color="#f1c40f"] { background-color: #f1c40f; }
.color-option[data-color="#9b59b6"] { background-color: #9b59b6; }


/* ===== Main Content ===== */
.main-content {
    flex: 1;
    padding: 2rem;
    overflow-y: auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    grid-auto-rows: min-content;
}

.widget {
    background-color: var(--widget-color);
    padding: 1.5rem;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    box-shadow: 0 4px 20px rgba(0,0,0,0.05);
    transition: background-color var(--transition-speed) ease;
}

.widget-title {
    color: var(--heading-color);
    margin-bottom: 1.5rem;
    font-size: 1.5rem;
    border-bottom: 2px solid var(--accent-color);
    padding-bottom: 0.5rem;
    display: inline-block;
    transition: border-color var(--transition-speed) ease;
}



/* Projects Widget */
.projects-widget {
    grid-column: 1 / -1;
}

.project-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
}

.project-card {
    position: relative;
    border-radius: 10px;
    overflow: hidden;
    cursor: pointer;
    border: 1px solid var(--border-color);
}

.project-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.project-card:hover img {
    transform: scale(1.1);
}

.project-info {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.8), transparent);
    padding: 2rem 1rem 1rem;
    color: white;
    transform: translateY(100%);
    transition: transform 0.4s ease;
}

.project-card:hover .project-info {
    transform: translateY(0);
}

.project-info h3 {
    margin-bottom: 0.5rem;
}

.view-project-btn {
    background-color: var(--accent-color);
    color: white;
    border: none;
    padding: 0.5rem 1rem;
    border-radius: 5px;
    cursor: pointer;
    font-weight: 500;
    opacity: 0;
    transition: opacity 0.4s ease, background-color var(--transition-speed) ease;
}

.project-card:hover .view-project-btn {
    opacity: 1;
}

/* Tools Widget */
.tool-categories {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}
.tool-category {
    border-top: 1px solid var(--border-color);
    padding-top: 1rem;
}
.tool-category:first-child { border-top: none; padding-top: 0; }
.category-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    padding: 0.5rem 0;
}
.category-header h3 {
    color: var(--heading-color);
    font-size: 1.2rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}
.toggle-icon {
    font-size: 1rem;
    transition: transform 0.3s ease-in-out;
}
.category-header.collapsed .toggle-icon { transform: rotate(-90deg); }
.tool-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
    gap: 1rem;
    padding-top: 1rem;
    max-height: 1000px;
    overflow: hidden;
    transition: max-height 0.5s ease-in-out, padding-top 0.5s ease-in-out, opacity 0.5s ease-in-out;
}
.tool-grid.collapsed {
    max-height: 0;
    padding-top: 0;
    opacity: 0;
}
.tool-item {
    background-color: #f0f0f0;
    padding: 0.8rem 1rem;
    border-radius: 8px;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 500;
    transition: transform 0.2s ease, background-color 0.2s ease;
    color: var(--heading-color);
}
.tool-item i {
    color: var(--accent-color);
    transition: color var(--transition-speed) ease;
}
.tool-item:hover {
    transform: translateY(-5px);
    background-color: #e5e5e5;
}

/* Education Widget */
.timeline-item {
    position: relative;
    padding-left: 1.5rem;
    border-left: 2px solid var(--accent-color);
    margin-bottom: 1.5rem;
    transition: border-color var(--transition-speed) ease;
}
.timeline-item:last-child { margin-bottom: 0; }
.timeline-item h3 { color: var(--heading-color); font-size: 1.1rem; }
.timeline-item p { font-size: 0.9rem; }

/* ===== Project Modal ===== */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0,0,0,0.5);
    backdrop-filter: blur(5px);
    animation: fadeIn 0.5s;
}
.modal-content {
    background-color: var(--sidebar-color);
    margin: 10% auto;
    padding: 2rem;
    border: 1px solid var(--border-color);
    width: 90%;
    max-width: 700px;
    border-radius: 12px;
    position: relative;
    animation: slideIn 0.5s;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}
.close-btn {
    color: #888888;
    position: absolute;
    top: 1rem;
    right: 1.5rem;
    font-size: 2rem;
    font-weight: bold;
    cursor: pointer;
    transition: color var(--transition-speed) ease;
}
.close-btn:hover { color: var(--accent-color); }
#modal-img {
    width: 100%;
    border-radius: 8px;
    margin-bottom: 1.5rem;
}
#modal-title { color: var(--heading-color); margin-bottom: 1rem; }
#modal-description { line-height: 1.6; margin-bottom: 1.5rem; }
.modal-project-link {
    display: inline-block;
    background-color: var(--accent-color);
    color: white;
    padding: 0.8rem 1.5rem;
    text-decoration: none;
    border-radius: 8px;
    font-weight: 500;
    transition: background-color var(--transition-speed) ease, filter var(--transition-speed) ease;
}
.modal-project-link:hover { filter: brightness(1.1); }

@keyframes fadeIn { from {opacity: 0;} to {opacity: 1;} }
@keyframes slideIn { from {transform: translateY(-50px);} to {transform: translateY(0);} }

/* ===== Responsive Design ===== */
@media (max-width: 1024px) {
    .main-content { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
    .dashboard-container { 
        flex-direction: column;
        height: auto;
    }
    .sidebar {
        width: 100%;
        height: auto;
        border-right: none;
        border-bottom: 1px solid var(--border-color);
        box-shadow: none;
    }
    .main-content { 
        padding: 1.5rem; 
        gap: 1.5rem;
        overflow-y: visible;
    }
    .modal-content { margin: 20% auto; width: 95%; padding: 1.5rem; }
}


/* ===== Skills Widget ===== */
.skills-widget {
    grid-column: 1 / -1;
}
.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem 2rem;
}
.skill-item {
    display: flex;
    flex-direction: column;
}
.skill-info {
    display: flex;
    justify-content: space-between;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--heading-color);
}
.progress-bar-container {
    width: 100%;
    height: 10px;
    background-color: #e9ecef;
    border-radius: 5px;
    overflow: hidden;
}
.progress-bar {
    height: 100%;
    background-color: var(--accent-color);
    border-radius: 5px;
    transition: width 1.5s cubic-bezier(0.25, 1, 0.5, 1), background-color var(--transition-speed) ease;
}