/* ── Nav items (sidebar + bottom nav) ───────────────────── */
.nav-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 9px 20px;
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--color-text-muted);
    border-radius: 0;
    transition: background var(--transition), color var(--transition);
    cursor: pointer;
    white-space: nowrap;
    text-decoration: none;
}

.nav-item:hover {
    background: var(--color-bg);
    color: var(--color-text);
    text-decoration: none;
}

.nav-item.active {
    color: var(--color-navy);
    background: #EEF2F9;
    font-weight: 600;
}

.nav-item .nav-icon {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
    opacity: 0.7;
}

.nav-item.active .nav-icon {
    opacity: 1;
}

.nav-section-label {
    font-size: var(--font-size-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--color-text-light);
    padding: 16px 20px 6px;
}

/* Bottom nav items */
.bottom-nav-item {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 3px;
    font-size: 10px;
    font-weight: 500;
    color: var(--color-text-muted);
    text-decoration: none;
    transition: color var(--transition);
    padding: 6px 4px;
}

.bottom-nav-item svg {
    width: 22px;
    height: 22px;
}

.bottom-nav-item.active {
    color: var(--color-navy);
}

/* ── Cards ───────────────────────────────────────────────── */
.card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 20px;
    box-shadow: var(--shadow-sm);
}

.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 16px;
}

.tool-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 20px;
    cursor: pointer;
    text-decoration: none;
    color: var(--color-text);
    display: flex;
    flex-direction: column;
    gap: 8px;
    transition: border-color var(--transition), box-shadow var(--transition), transform var(--transition);
    box-shadow: var(--shadow-sm);
}

.tool-card:hover {
    border-color: var(--color-navy-light);
    box-shadow: var(--shadow);
    transform: translateY(-1px);
    text-decoration: none;
    color: var(--color-text);
}

.tool-card-icon {
    width: 40px;
    height: 40px;
    border-radius: var(--radius);
    background: #EEF2F9;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-navy);
    margin-bottom: 4px;
}

.tool-card-title {
    font-size: var(--font-size-base);
    font-weight: 600;
}

.tool-card-desc {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    line-height: 1.4;
}

/* ── Buttons ─────────────────────────────────────────────── */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 9px 18px;
    font-size: var(--font-size-sm);
    font-weight: 500;
    border-radius: var(--radius);
    border: 1px solid transparent;
    cursor: pointer;
    transition: background var(--transition), border-color var(--transition), opacity var(--transition);
    text-decoration: none;
    white-space: nowrap;
}

.btn:hover { text-decoration: none; opacity: 0.9; }

.btn-primary {
    background: var(--color-navy);
    color: #fff;
    border-color: var(--color-navy);
}

.btn-primary:hover {
    background: var(--color-navy-dark);
    border-color: var(--color-navy-dark);
    opacity: 1;
}

.btn-secondary {
    background: var(--color-surface);
    color: var(--color-text);
    border-color: var(--color-border);
}

.btn-secondary:hover {
    background: var(--color-bg);
    opacity: 1;
}

.btn-ghost {
    background: transparent;
    color: var(--color-text-muted);
    border-color: transparent;
}

.btn-ghost:hover {
    background: var(--color-bg);
    color: var(--color-text);
    opacity: 1;
}

.btn-danger {
    background: var(--color-error);
    color: #fff;
    border-color: var(--color-error);
}

.btn-sm {
    padding: 5px 12px;
    font-size: var(--font-size-xs);
}

.btn-full { width: 100%; }

/* ── Forms ───────────────────────────────────────────────── */
.form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
    margin-bottom: 16px;
}

.form-group label {
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--color-text);
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 9px 12px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    background: var(--color-surface);
    font-size: var(--font-size-base);
    color: var(--color-text);
    transition: border-color var(--transition), box-shadow var(--transition);
    width: 100%;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-navy);
    box-shadow: 0 0 0 3px rgba(27, 58, 107, 0.1);
}

/* ── Alerts ──────────────────────────────────────────────── */
.alert {
    padding: 10px 14px;
    border-radius: var(--radius);
    font-size: var(--font-size-sm);
    margin-bottom: 16px;
}

.alert-error {
    background: var(--color-error-bg);
    color: var(--color-error);
    border: 1px solid #FECACA;
}

.alert-success {
    background: var(--color-success-bg);
    color: var(--color-success);
    border: 1px solid #BBF7D0;
}

/* ── Login page ──────────────────────────────────────────── */
.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.login-container {
    width: 100%;
    max-width: 380px;
}

.login-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 32px;
    box-shadow: var(--shadow);
}

.login-header {
    text-align: center;
    margin-bottom: 28px;
}

.login-logo-wrap {
    width: 72px;
    height: 72px;
    margin: 0 auto 14px;
    border-radius: 16px;
    background: #EEF2F9;
    display: flex;
    align-items: center;
    justify-content: center;
}

.login-logo-img {
    width: 44px;
    height: 44px;
    object-fit: contain;
}

.login-logo {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--color-navy);
    letter-spacing: -0.02em;
}

.login-tagline {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    margin-top: 4px;
}

/* ── Tables ──────────────────────────────────────────────── */
.table-wrapper {
    overflow-x: auto;
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
}

table {
    width: 100%;
    border-collapse: collapse;
    background: var(--color-surface);
}

thead {
    background: var(--color-bg);
}

th {
    padding: 10px 16px;
    text-align: left;
    font-size: var(--font-size-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text-muted);
    border-bottom: 1px solid var(--color-border);
}

td {
    padding: 12px 16px;
    font-size: var(--font-size-sm);
    border-bottom: 1px solid var(--color-border);
}

tr:last-child td { border-bottom: none; }

/* ── Badge ───────────────────────────────────────────────── */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 2px 8px;
    border-radius: 99px;
    font-size: var(--font-size-xs);
    font-weight: 600;
}

.badge-navy {
    background: #EEF2F9;
    color: var(--color-navy);
}

.badge-gray {
    background: var(--color-bg);
    color: var(--color-text-muted);
}