/**
 * Keyboard shortcut help modal styles.
 */

#kb-shortcuts-modal {
    position: fixed;
    inset: 0;
    z-index: 100100;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

#kb-shortcuts-modal.open {
    display: flex;
}

.kbsm-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(10, 37, 64, .55);
    backdrop-filter: blur(2px);
    -webkit-backdrop-filter: blur(2px);
}

.kbsm-panel {
    position: relative;
    background: var(--bg-primary, #fff);
    border: 1px solid var(--border-color, #e3e8ee);
    color: var(--text-primary, #0a2540);
    border-radius: 16px;
    box-shadow: 0 30px 60px -12px rgba(0, 0, 0, .35);
    width: 100%;
    max-width: 560px;
    max-height: 80vh;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    animation: kbsmIn .18s ease;
}

@keyframes kbsmIn {
    from { transform: translateY(8px) scale(.98); opacity: 0; }
    to   { transform: translateY(0) scale(1); opacity: 1; }
}

.kbsm-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 18px 22px;
    border-bottom: 1px solid var(--border-color, #e3e8ee);
}

.kbsm-header h2 {
    margin: 0;
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary, #0a2540);
}

.kbsm-close {
    width: 34px;
    height: 34px;
    border: 1px solid var(--border-color, #e3e8ee);
    background: var(--bg-secondary, #fff);
    border-radius: 8px;
    cursor: pointer;
    color: var(--text-secondary, #425466);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: background .15s ease, color .15s ease, border-color .15s ease;
}
.kbsm-close:hover {
    background: var(--bg-hover, #f0eeff);
    color: var(--text-primary, #0a2540);
    border-color: var(--accent-primary, #635bff);
}
.kbsm-close:focus-visible {
    outline: 2px solid var(--accent-primary, #635bff);
    outline-offset: 2px;
}

.kbsm-body {
    padding: 18px 22px;
    overflow-y: auto;
    flex: 1;
}
.kbsm-body:focus-visible { outline: none; }

.kbsm-section {
    margin-bottom: 22px;
}
.kbsm-section:last-child { margin-bottom: 0; }

.kbsm-section h3 {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-muted, #697386);
    text-transform: uppercase;
    letter-spacing: .05em;
    margin: 0 0 10px;
}

.kbsm-section dl {
    margin: 0;
    display: flex;
    flex-direction: column;
}

.kbsm-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 10px 0;
    border-bottom: 1px solid var(--border-color, #e3e8ee);
    font-size: 14px;
}
.kbsm-row:last-child { border-bottom: none; }

.kbsm-row dt {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    flex-shrink: 0;
}

.kbsm-row dd {
    margin: 0;
    color: var(--text-secondary, #425466);
    text-align: right;
}

.kbsm-row kbd {
    display: inline-block;
    min-width: 22px;
    padding: 3px 8px;
    font-size: 12px;
    font-family: 'SFMono-Regular', Menlo, Consolas, monospace;
    font-weight: 600;
    color: var(--text-primary, #0a2540);
    background: var(--bg-secondary, #fff);
    border: 1px solid var(--border-color, #e3e8ee);
    border-bottom-width: 2px;
    border-radius: 6px;
    text-align: center;
    line-height: 1.4;
}

.kbsm-plus {
    color: var(--text-muted, #697386);
    font-size: 12px;
    margin: 0 2px;
}

.kbsm-footer {
    padding: 14px 22px;
    border-top: 1px solid var(--border-color, #e3e8ee);
    color: var(--text-muted, #697386);
    font-size: 12px;
    text-align: center;
    background: var(--bg-secondary, #f6f9fc);
}

[data-theme="dark"] .kbsm-footer {
    background: var(--bg-tertiary);
}

/* Lock body scroll while modal open */
body.kbsm-open { overflow: hidden; }

@media (max-width: 640px) {
    .kbsm-panel { max-width: 100%; max-height: 92vh; border-radius: 12px; }
    .kbsm-row { padding: 12px 0; flex-direction: column; align-items: flex-start; gap: 6px; }
    .kbsm-row dd { text-align: left; }
}