:root {
    --bg: #0f1117;
    --bg-card: #171923;
    --bg-hover: #1f2230;
    --border: #262a38;
    --text: #e6e8ef;
    --text-dim: #8b91a5;
    --accent: #6366f1;
    --danger: #ef4444;
    --success: #22c55e;
    --warning: #f59e0b;
    --radius: 10px;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--bg);
    color: var(--text);
}

.app { display: flex; min-height: 100vh; }

.sidebar {
    width: 240px;
    background: var(--bg-card);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    padding: 20px 12px;
    position: fixed;
    height: 100vh;
    overflow-y: auto;
}

.sidebar-brand {
    font-weight: 700;
    font-size: 16px;
    padding: 8px 12px 20px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.brand-dot {
    width: 10px; height: 10px;
    border-radius: 50%;
    background: var(--accent);
    display: inline-block;
}

.sidebar-nav { display: flex; flex-direction: column; gap: 2px; flex: 1; }

.sidebar-nav a {
    color: var(--text-dim);
    text-decoration: none;
    padding: 9px 12px;
    border-radius: var(--radius);
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.sidebar-nav a:hover { background: var(--bg-hover); color: var(--text); }
.sidebar-nav a.active { background: var(--bg-hover); color: var(--text); font-weight: 600; }

.sidebar-divider {
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-dim);
    padding: 16px 12px 4px;
}

.area-dot {
    width: 8px; height: 8px;
    border-radius: 50%;
    background: var(--area-color, var(--accent));
    display: inline-block;
    flex-shrink: 0;
}

.logout-link {
    color: var(--text-dim);
    text-decoration: none;
    font-size: 13px;
    padding: 12px;
    border-top: 1px solid var(--border);
    margin-top: 8px;
}

.content {
    margin-left: 240px;
    flex: 1;
    padding: 28px 32px;
    max-width: 1200px;
}

h1 { font-size: 22px; margin: 0 0 20px; }
h2 { font-size: 17px; margin: 0 0 12px; }

.grid-areas {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 14px;
    margin-bottom: 28px;
}

.area-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 16px;
    text-decoration: none;
    color: var(--text);
    border-left: 3px solid var(--area-color, var(--accent));
    transition: transform 0.1s;
}

.area-card:hover { background: var(--bg-hover); }

.area-card-title { font-weight: 600; font-size: 14px; margin-bottom: 6px; }
.area-card-stats { font-size: 13px; color: var(--text-dim); }
.area-card-stats .vencidas { color: var(--danger); font-weight: 600; }

.two-col {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 18px;
    margin-bottom: 20px;
}

.list-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 9px 0;
    border-bottom: 1px solid var(--border);
    font-size: 14px;
}
.list-item:last-child { border-bottom: none; }

.badge {
    font-size: 11px;
    padding: 2px 8px;
    border-radius: 20px;
    background: var(--bg-hover);
    color: var(--text-dim);
}

.badge-danger { color: var(--danger); }
.badge-warning { color: var(--warning); }

form.inline-form {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    margin-bottom: 16px;
}

input, select, textarea {
    background: var(--bg);
    border: 1px solid var(--border);
    color: var(--text);
    border-radius: 6px;
    padding: 8px 10px;
    font-size: 14px;
    font-family: inherit;
}

button, .btn {
    background: var(--accent);
    color: white;
    border: none;
    border-radius: 6px;
    padding: 8px 14px;
    font-size: 14px;
    cursor: pointer;
    text-decoration: none;
    display: inline-block;
}

button.secondary { background: var(--bg-hover); color: var(--text); }
button.danger { background: var(--danger); }

table { width: 100%; border-collapse: collapse; font-size: 14px; }
th, td { text-align: left; padding: 8px 6px; border-bottom: 1px solid var(--border); }
th { color: var(--text-dim); font-weight: 600; font-size: 12px; text-transform: uppercase; }

.checkbox-task { cursor: pointer; }
.task-done { text-decoration: line-through; color: var(--text-dim); }

.login-page {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100vh;
}
.login-box {
    background: var(--bg-card);
    padding: 32px;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    width: 320px;
}
.login-box input { width: 100%; margin-bottom: 12px; }
.login-box button { width: 100%; }
.error-msg { color: var(--danger); font-size: 13px; margin-bottom: 12px; }