:root {
    --color-primary: #1e4ed8;
    --color-primary-dark: #153aa3;
    --color-bg: #f6f8fb;
    --color-surface: #ffffff;
    --color-border: #e5e7eb;
    --color-text: #111827;
    --color-muted: #6b7280;
    --color-success: #16a34a;
    --color-warning: #d97706;
    --color-danger: #dc2626;

    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 22px;

    --shadow-sm: 0 2px 8px rgba(15, 23, 42, 0.06);
    --shadow-md: 0 12px 30px rgba(15, 23, 42, 0.10);
}

* {
    box-sizing: border-box;
}

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

a {
    text-decoration: none;
}

.login-logo {
    height: 2cm;
    width: auto;
}

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

.sidebar {
    width: 260px;
    background: #0f172a;
    color: #fff;
    padding: 24px 18px;
}

.sidebar-brand {
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 32px;
}

.sidebar-link {
    display: flex;
    align-items: center;
    gap: 10px;
    color: #cbd5e1;
    padding: 12px 14px;
    border-radius: var(--radius-sm);
    margin-bottom: 6px;
}

.sidebar-link:hover,
.sidebar-link.active {
    background: rgba(255, 255, 255, 0.10);
    color: #fff;
}

.main {
    flex: 1;
    padding: 28px;
}

.topbar {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 18px 22px;
    box-shadow: var(--shadow-sm);
    display: flex;
    justify-content: space-between;
    gap: 16px;
    align-items: center;
    margin-bottom: 24px;
}

.page-title {
    font-size: 1.35rem;
    font-weight: 700;
    margin: 0;
}

.page-subtitle {
    color: var(--color-muted);
    margin: 4px 0 0;
}

.card-kpi,
.vacancy-card,
.add-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
}

.card-kpi {
    padding: 20px;
}

.kpi-label {
    color: var(--color-muted);
    font-size: 0.9rem;
}

.kpi-value {
    font-size: 2rem;
    font-weight: 800;
    margin-top: 6px;
}

.vacancy-card {
    padding: 20px;
}

.vacancy-title {
    font-weight: 700;
    font-size: 1.05rem;
    margin-bottom: 12px;
}

.vacancy-meta {
    color: var(--color-muted);
    font-size: 0.9rem;
    margin-bottom: 8px;
}

.add-card {
    min-height: 190px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--color-primary);
    cursor: pointer;
    transition: 0.2s ease;
}

.add-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.add-card-plus {
    font-size: 3rem;
    line-height: 1;
    font-weight: 300;
}

.btn-primary-custom {
    background: var(--color-primary);
    color: #fff;
    border: none;
    border-radius: var(--radius-sm);
    padding: 10px 16px;
    font-weight: 600;
}

.btn-primary-custom:hover {
    background: var(--color-primary-dark);
}

.badge-status {
    border-radius: 999px;
    padding: 6px 10px;
    font-size: 0.8rem;
    font-weight: 700;
}

.badge-warning {
    background: #fef3c7;
    color: #92400e;
}

@media (max-width: 900px) {
    .app-shell {
        flex-direction: column;
    }

    .sidebar {
        width: 100%;
    }

    .main {
        padding: 18px;
    }

    .topbar {
        flex-direction: column;
        align-items: flex-start;
    }
}