/**
    * AI-assisted CSS style for Fast Finnish Vocab app
**/

:root {
    --ff-app: "DM Sans", system-ui, -apple-system, sans-serif;
    --navbar-bg: #0f172a;
    --surface: #ffffff;
    --text-muted-custom: #64748b;
}

body {
    font-family: var(--ff-app);
    background: linear-gradient(160deg, #f1f5f9 0%, #e2e8f0 50%, #f8fafc 100%);
    min-height: 100vh;
}

.bg-navbar {
    background-color: var(--navbar-bg) !important;
}

.app-main {
    padding-top: 2rem;
    padding-bottom: 3rem;
}

.card-learn {
    border: none;
    border-radius: 1rem;
    box-shadow: 0 12px 40px rgba(15, 23, 42, 0.08);
}

.card-learn .display-word {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 600;
    letter-spacing: -0.02em;
    color: #0f172a;
}

.label-muted {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--text-muted-custom);
}

.table-words thead th {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-muted-custom);
    border-bottom-width: 1px;
}

.table-words tbody tr:hover {
    background-color: rgba(15, 23, 42, 0.03);
}

.btn-action {
    min-width: 4.5rem;
}

.page-heading {
    font-weight: 700;
    letter-spacing: -0.03em;
    color: #0f172a;
}