* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: Arial, sans-serif;
    background: #07111f;
    color: #ffffff;
}

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

.sidebar {
    width: 250px;
    background: #020617;
    border-right: 1px solid rgba(148, 163, 184, 0.2);
    padding: 24px;
    position: sticky;
    top: 0;
    height: 100vh;
}

.sidebar h2 {
    margin: 0;
    color: #38bdf8;
}

.sidebar p {
    color: #94a3b8;
    margin-bottom: 28px;
}

.sidebar nav {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.sidebar nav a {
    color: #cbd5e1;
    text-decoration: none;
    padding: 12px;
    border-radius: 12px;
}

.sidebar nav a:hover,
.sidebar nav a.active {
    background: rgba(56, 189, 248, 0.15);
    color: #ffffff;
}

.logout-btn {
    width: 100%;
    margin-top: 28px;
    padding: 12px;
    border: none;
    border-radius: 12px;
    background: #ef4444;
    color: white;
    font-weight: bold;
    cursor: pointer;
}

.main-content {
    flex: 1;
    padding: 32px;
}

.page-header {
    display: flex;
    justify-content: space-between;
    gap: 20px;
    align-items: center;
    margin-bottom: 28px;
}

.eyebrow {
    margin: 0 0 8px;
    color: #7dd3fc;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 12px;
}

.page-header h1 {
    margin: 0;
    font-size: 36px;
}

.page-header p {
    color: #cbd5e1;
}

.refresh-btn {
    border: none;
    border-radius: 14px;
    padding: 13px 18px;
    background: #38bdf8;
    color: #04111f;
    font-weight: bold;
    cursor: pointer;
}

.kpi-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 18px;
    margin-bottom: 24px;
}

.kpi-card,
.dashboard-card {
    background: #0f172a;
    border: 1px solid rgba(148, 163, 184, 0.25);
    border-radius: 20px;
    padding: 20px;
}

.kpi-card span {
    display: block;
    color: #93c5fd;
    font-size: 14px;
    margin-bottom: 10px;
}

.kpi-card strong {
    display: block;
    font-size: 34px;
    margin-bottom: 8px;
}

.kpi-card small {
    color: #94a3b8;
}

.dashboard-grid {
    display: grid;
    grid-template-columns: 1.4fr 1fr;
    gap: 20px;
    margin-bottom: 24px;
}

.dashboard-card.wide {
    grid-row: span 2;
}

.card-header h2,
.dashboard-card h2 {
    margin: 0 0 8px;
}

.card-header p {
    margin: 0 0 16px;
    color: #94a3b8;
}

.chart-box {
    height: 330px;
    position: relative;
}

.completion-box {
    min-height: 260px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 12px;
    text-align: center;
}

.completion-box strong {
    font-size: 64px;
    color: #38bdf8;
}

.completion-box span {
    color: #cbd5e1;
}

.insights-section {
    margin-bottom: 30px;
}

.insights-list {
    display: grid;
    gap: 12px;
    margin-top: 16px;
}

.insight-item {
    background: rgba(2, 6, 23, 0.7);
    border-left: 4px solid #38bdf8;
    border-radius: 14px;
    padding: 14px;
    color: #e2e8f0;
}

.buildframe-footer {
    text-align: center;
    padding: 18px;
    background: #020617;
    color: #94a3b8;
    font-size: 13px;
}

.buildframe-credit {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

@media (max-width: 1000px) {
    .app-shell {
        flex-direction: column;
    }

    .sidebar {
        width: 100%;
        height: auto;
        position: relative;
    }

    .kpi-grid,
    .dashboard-grid {
        grid-template-columns: 1fr;
    }

    .page-header {
        flex-direction: column;
        align-items: stretch;
    }

    .main-content {
        padding: 20px;
    }
}