:root {
    --bg-color: #0f1115;
    /* Even darker */
    --sidebar-bg: #161b22;
    --card-bg: #1c2128;
    --hover-bg: #2d333b;
    --text-primary: #e6edf3;
    --text-secondary: #8b949e;
    --accent: #7c3aed;
    /* Violet */
    --accent-glow: rgba(124, 58, 237, 0.4);
    --border-color: #30363d;
    --border-radius: 12px;
    --transition: all 0.2s ease-in-out;
}

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

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-primary);
    height: 100vh;
    overflow: hidden;
    /* App-like feel */
    display: flex;
    flex-direction: column;
}

.app-container {
    display: grid;
    grid-template-columns: 260px 1fr;
    flex: 1;
    /* Take remaining height after ticker */
    overflow: hidden;
}

/* Sidebar */
.sidebar {
    background-color: var(--sidebar-bg);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    padding: 1.5rem;
    overflow-y: auto;
}

.sidebar-header h2 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 2rem;
    color: var(--text-primary);
    padding-left: 0.75rem;
    letter-spacing: -0.05em;
}

#sidebar-nav {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    flex: 1;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem;
    border-radius: 8px;
    color: var(--text-secondary);
    background: transparent;
    border: none;
    font-size: 0.95rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    text-align: left;
    width: 100%;
}

.nav-item:hover {
    background-color: var(--hover-bg);
    color: var(--text-primary);
}

.nav-item.active {
    background-color: rgba(124, 58, 237, 0.15);
    color: #a78bfa;
    /* Lighter violet */
}

.nav-icon {
    width: 18px;
    height: 18px;
}

.clock {
    margin-top: auto;
    padding-top: 1rem;
    font-size: 0.9rem;
    color: var(--text-secondary);
    text-align: center;
    border-top: 1px solid var(--border-color);
}

/* Main Content */
.main-content {
    display: flex;
    flex-direction: column;
    height: 100%;
    overflow-y: auto;
    padding: 2rem 3rem;
}

/* Search */
.search-wrapper {
    margin-bottom: 2rem;
}

.search-container {
    display: flex;
    align-items: center;
    background-color: var(--sidebar-bg);
    /* Use sidebar color for input to contrast with main bg */
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 0.8rem 1.2rem;
    max-width: 100%;
    width: 100%;
    transition: var(--transition);
}

.search-container:focus-within {
    border-color: var(--accent);
    box-shadow: 0 0 0 2px var(--accent-glow);
}

.search-icon {
    color: var(--text-secondary);
    margin-right: 0.8rem;
    width: 20px;
    height: 20px;
}

#search-input {
    background: transparent;
    border: none;
    color: var(--text-primary);
    font-size: 1.1rem;
    width: 100%;
    outline: none;
}

#search-input::placeholder {
    color: #484f58;
}

/* Dashboard Grid */
.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.widget-card {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    min-height: 500px;
}

.widget-card h3 {
    margin-bottom: 1rem;
    font-size: 1.1rem;
    color: var(--text-secondary);
    font-weight: 500;
}

/* Content Lists */
.content-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 1.5rem;
    padding-bottom: 3rem;
}

.card {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    text-decoration: none;
    display: flex;
    flex-direction: column;
    justify-content: center;
    text-align: center;
    height: 140px;
    align-items: center;
    gap: 1rem;
    transition: var(--transition);
}

.card:hover {
    transform: translateY(-2px);
    border-color: var(--text-secondary);
    background-color: var(--hover-bg);
}

.card-icon {
    color: var(--accent);
    width: 32px;
    height: 32px;
    margin-bottom: 0.5rem;
}

.card-title {
    color: var(--text-primary);
    font-weight: 600;
    font-size: 1rem;
    line-height: 1.4;

    /* Truncation */
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    word-break: break-word;
}