/**
 * Display Bandwidth Checker — app styles.
 * Design tokens only (main.css custom properties); no hardcoded colors.
 * Both themes work via tokens.
 */

.dbw-container {
    max-width: var(--app-container-max);
    margin: 0 auto;
}

.dbw-privacy {
    color: var(--color-text-light);
    font-size: var(--font-size-sm);
    margin-top: calc(var(--space-2) * -1);
}

.dbw:focus {
    outline: none;
}

/* ---------------- Result panel (verdict on top, R2) ---------------- */

.dbw-result {
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    background: var(--color-bg-card);
    padding: var(--space-4);
    margin-bottom: var(--space-4);
}

.dbw-result h2,
.dbw-controls h2,
.dbw-cable h2,
.dbw-fix h2,
.dbw-related h2 {
    font-size: var(--font-size-lg);
    margin-bottom: var(--space-2);
}

.dbw-verdict {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--space-3);
    margin-bottom: var(--space-3);
}

.dbw-verdict--ok {
    background: color-mix(in srgb, var(--color-success) 10%, transparent);
    border-color: color-mix(in srgb, var(--color-success) 50%, var(--color-border));
}

.dbw-verdict--warn {
    background: color-mix(in srgb, var(--color-warning) 12%, transparent);
    border-color: color-mix(in srgb, var(--color-warning) 50%, var(--color-border));
}

.dbw-verdict--bad {
    background: color-mix(in srgb, var(--color-error) 10%, transparent);
    border-color: color-mix(in srgb, var(--color-error) 50%, var(--color-border));
}

.dbw-verdict-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex: 0 0 auto;
    width: 2rem;
    height: 2rem;
    border-radius: 50%;
    font-weight: 700;
    font-size: var(--font-size-base);
}

.dbw-verdict--ok .dbw-verdict-icon {
    color: var(--color-success-text);
    background: color-mix(in srgb, var(--color-success) 20%, transparent);
}

.dbw-verdict--warn .dbw-verdict-icon {
    color: var(--color-warning-text);
    background: color-mix(in srgb, var(--color-warning) 20%, transparent);
}

.dbw-verdict--bad .dbw-verdict-icon {
    color: var(--color-error-text);
    background: color-mix(in srgb, var(--color-error) 20%, transparent);
}

.dbw-verdict-label {
    font-size: var(--font-size-lg);
    font-weight: 700;
}

.dbw-verdict-reason {
    font-size: var(--font-size-sm);
    /* --color-text (not --color-text-light): the muted token measures 4.33-4.46:1
       on the verdict box's status-tinted backgrounds (Lighthouse mobile
       a11y, 390x844, 2026-10-10) — below the 4.5:1 AA minimum. */
    color: var(--color-text);
    display: block;
}

.dbw-suggestion {
    margin: 0 0 var(--space-3);
    font-size: var(--font-size-sm);
    font-weight: 600;
}

/* ---------------- Readout stats + bar ---------------- */

.dbw-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: var(--space-2);
    margin-bottom: var(--space-3);
}

.dbw-stat {
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    background: var(--color-bg-alt);
    padding: var(--space-2);
}

.dbw-stat dt {
    font-size: var(--font-size-xs);
    color: var(--color-text-light);
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.dbw-stat dd {
    margin: 0;
    font-size: var(--font-size-lg);
    font-weight: 700;
    font-variant-numeric: tabular-nums;
}

.dbw-bar-wrap {
    margin-bottom: var(--space-2);
}

.dbw-bar {
    height: 14px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    background: var(--color-bg-alt);
    overflow: hidden;
}

.dbw-bar-fill {
    height: 100%;
    background: var(--color-primary);
    transition: width var(--transition-fast), background var(--transition-fast);
}

.dbw-bar-wrap.dbw-bar--overflow .dbw-bar-fill {
    background: var(--color-error);
}

.dbw-bar-note {
    margin: var(--space-2) 0 0;
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-error-text);
}

/* ---------------- Quick pick chips ---------------- */

.dbw-chips {
    margin-bottom: var(--space-4);
}

.dbw-chips h2 {
    font-size: var(--font-size-sm);
    color: var(--color-text-light);
    margin-bottom: var(--space-2);
}

.dbw-chips-row {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
}

.dbw-chip-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 44px;
    padding: 0 var(--space-3);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    background: var(--color-bg-alt);
    color: var(--color-text);
    font-size: var(--font-size-sm);
    font-weight: 600;
    cursor: pointer;
    transition: background var(--transition-fast),
        border-color var(--transition-fast),
        box-shadow var(--transition-fast);
}

.dbw-chip-btn:hover {
    border-color: var(--color-primary);
    background: var(--color-bg-card);
}

.dbw-chip-btn:active {
    background: var(--color-bg-alt);
    transform: translateY(1px);
}

.dbw-chip-btn:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

/* ---------------- Controls ---------------- */

.dbw-controls {
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    background: var(--color-bg-card);
    padding: var(--space-4);
    margin-bottom: var(--space-4);
}

.dbw-controls fieldset {
    border: 0;
    padding: 0;
    margin: 0 0 var(--space-3);
}

.dbw-controls fieldset:last-child {
    margin-bottom: 0;
}

.dbw-controls legend {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-text-light);
    margin-bottom: var(--space-2);
    padding: 0;
}

.dbw-option-row {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
}

.dbw-chip {
    display: inline-flex;
    align-items: center;
    min-height: 44px;
    padding: 0 var(--space-3);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    background: var(--color-bg-alt);
    cursor: pointer;
    transition: background var(--transition-fast),
        border-color var(--transition-fast),
        box-shadow var(--transition-fast);
    user-select: none;
}

.dbw-chip:hover {
    border-color: var(--color-primary);
}

.dbw-chip:has(input:checked) {
    border-color: var(--color-primary);
    background: var(--color-bg-card);
    box-shadow: 0 0 0 1px var(--color-primary) inset;
}

.dbw-chip input {
    margin: 0 var(--space-2) 0 0;
    width: 16px;
    height: 16px;
    accent-color: var(--color-primary);
    cursor: pointer;
}

.dbw-chip input:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

.dbw-select,
.dbw-text-input {
    min-height: 44px;
    padding: 0 var(--space-2);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    background: var(--color-bg-alt);
    color: var(--color-text);
    font-size: var(--font-size-base);
}

.dbw-select:focus-visible,
.dbw-text-input:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

.dbw-usbc-label {
    display: block;
    margin: var(--space-2) 0 0;
    font-size: var(--font-size-sm);
}

.dbw-usbc-hint {
    font-size: var(--font-size-xs);
    color: var(--color-text-light);
    margin: var(--space-2) 0 0;
}

.dbw-select {
    display: block;
    margin-top: var(--space-2);
}

.dbw-sub-label {
    margin: 0 0 var(--space-2);
    font-size: var(--font-size-sm);
}

.dbw-option-row--mb {
    margin-bottom: var(--space-3);
}

.dbw-custom-label {
    font-size: var(--font-size-sm);
}

.dbw-custom-box {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--space-2);
    margin-top: var(--space-2);
}

.dbw-custom-box .dbw-text-input {
    width: 8ch;
}

.dbw-error {
    flex-basis: 100%;
    margin: 0;
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-error-text);
}

/* DSC toggle */

.dbw-dsc-row {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--space-2);
}

.dbw-dsc {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    min-height: 44px;
    padding: 0 var(--space-3);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    background: var(--color-bg-alt);
    cursor: pointer;
    transition: background var(--transition-fast),
        border-color var(--transition-fast),
        box-shadow var(--transition-fast);
}

.dbw-dsc:hover:not(:has(input:disabled)) {
    border-color: var(--color-primary);
}

.dbw-dsc:has(input:checked) {
    border-color: var(--color-primary);
    background: var(--color-bg-card);
    box-shadow: 0 0 0 1px var(--color-primary) inset;
}

.dbw-dsc input {
    width: 16px;
    height: 16px;
    accent-color: var(--color-primary);
    cursor: pointer;
}

.dbw-dsc input:disabled {
    cursor: not-allowed;
}

.dbw-dsc input:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

.dbw-dsc-note {
    flex-basis: 100%;
    margin: 0;
    font-size: var(--font-size-xs);
    color: var(--color-text-light);
}

/* ---------------- Cable guidance + fix steps ---------------- */

.dbw-cable,
.dbw-fix {
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    background: var(--color-bg-card);
    padding: var(--space-4);
    margin-bottom: var(--space-4);
}

.dbw-cable p {
    font-size: var(--font-size-sm);
    color: var(--color-text-light);
    margin: 0;
}

/* --color-text (not --color-text-light): the muted token measures 4.46:1
   on the .dbw-fix warning-tinted background (Lighthouse mobile a11y,
   390x844, 2026-10-10) — below the 4.5:1 AA minimum. */
.dbw-fix ol {
    font-size: var(--font-size-sm);
    color: var(--color-text);
    margin: 0;
}

.dbw-fix ol {
    padding-left: var(--space-4);
}

.dbw-fix li {
    margin-bottom: var(--space-2);
}

.dbw-fix li:last-child {
    margin-bottom: 0;
}

.dbw-fix {
    background: color-mix(in srgb, var(--color-warning) 8%, transparent);
    border-color: color-mix(in srgb, var(--color-warning) 40%, var(--color-border));
}


/* ---------------- Related tools ---------------- */

.dbw-related {
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    background: var(--color-bg-card);
    padding: var(--space-4);
    margin-bottom: var(--space-4);
}

.dbw-related ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: var(--space-2);
}

.dbw-related li {
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    background: var(--color-bg-alt);
    padding: var(--space-3);
}

.dbw-related a {
    display: block;
    color: var(--color-primary-text);
    font-weight: 600;
    text-decoration: none;
    border-radius: var(--radius-sm);
}

.dbw-related a:hover {
    text-decoration: underline;
}

.dbw-related a:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

.dbw-related small {
    display: block;
    margin-top: var(--space-1);
    color: var(--color-text-light);
    font-size: var(--font-size-xs);
}