:root {
    --sentinela-bg: #1e1e1e;
    --sentinela-bg-secondary: #252526;
    --sentinela-primary: #007acc;
    --sentinela-primary-hover: #0098ff;
    --sentinela-text: #d4d4d4;
    --sentinela-border: #3c3c3c;
}

html,
body {
    background-color: var(--sentinela-bg);
    color: var(--sentinela-text);
    font-family: "Segoe UI", Tahoma, sans-serif;
    margin: 0;
    min-height: 100%;
}

a {
    color: var(--sentinela-primary);
}

.app-content-container {
    padding: 1rem;
    overflow-x: hidden;
}

.app-main-content {
    transition: margin-left 0.2s ease;
    margin-left: 0;
    width: 100%;
}

.app-main-content-drawer-open {
    margin-left: 240px;
    width: calc(100% - 240px);
}

.page-header-row {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
}

.page-action-row {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.table-responsive-wrap {
    width: 100%;
}

.table-responsive-wrap .mud-table-container {
    overflow-x: auto;
}

.login-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: radial-gradient(circle at top, #2a2a2a 0%, #1e1e1e 55%);
    padding: 1rem;
}

.login-card {
    width: 100%;
    max-width: 440px;
    background-color: var(--sentinela-bg-secondary);
    border: 1px solid var(--sentinela-border);
}

.login-submit.mud-button-filled-primary {
    background: #007acc !important;
    border-color: #007acc !important;
}

.login-submit.mud-button-filled-primary:hover {
    background: #0098ff !important;
    border-color: #0098ff !important;
}

.sentinela-drawer {
    border-right: 1px solid var(--sentinela-border);
    width: 240px !important;
}

@media (max-width: 900px) {
    .login-card {
        max-width: 100%;
    }

    .app-content-container {
        padding: 0.75rem;
    }
}

@media (max-width: 600px) {
    .mud-appbar {
        flex-wrap: wrap;
    }

    .app-content-container {
        padding: 0.5rem;
    }

    .sentinela-drawer .mud-drawer-header {
        padding: 1rem 0.5rem;
    }

    .sentinela-drawer .mud-navmenu {
        padding: 0 0.5rem;
    }

    .page-header-row {
        align-items: stretch;
    }

    .page-header-row > * {
        width: 100%;
    }
}

@media (max-width: 400px) {
    .mud-text.mud-text-subtitle1 {
        font-size: 0.875rem;
    }
}