.sd-webmaster {
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    background: var(--color-surface);
    overflow: hidden;
    margin-bottom: var(--space-8);
}

.sd-webmaster-title {
    padding: var(--space-3) var(--space-6);
    font-size: var(--font-size-xs);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--color-text-muted);
    font-weight: 600;
    border-bottom: 1px solid var(--color-border);
    background: var(--bg-soft);
}

.sd-wm-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
}

.sd-wm-card {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    padding: var(--space-6);
    border-right: 1px solid var(--color-border);
    min-width: 0;
}

.sd-wm-card:last-child { border-right: none; }

.sd-wm-card-head {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.sd-wm-card-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 34px;
    height: 34px;
    border-radius: var(--radius-md);
    background: var(--color-accent-soft);
    color: var(--color-accent);
    font-family: var(--font-mono);
    font-size: var(--font-size-sm);
    font-weight: 700;
    flex-shrink: 0;
}

.sd-wm-card-title { font-weight: 600; }

.sd-wm-card-desc {
    color: var(--color-text-muted);
    font-size: var(--font-size-sm);
    margin: 0;
}

.sd-wm-card-actions {
    display: flex;
    gap: var(--space-2);
    flex-wrap: wrap;
}

.sd-wm-card-foot {
    margin-top: auto;
    padding-top: var(--space-3);
    border-top: 1px solid var(--color-border);
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
}

.sd-wm-card-foot b { color: var(--color-text); }

.sd-api-code {
    display: inline-block;
    max-width: 100%;
    overflow-x: auto;
    padding: var(--space-1) var(--space-2);
    border-radius: var(--radius-sm);
    background: var(--color-accent-soft);
    color: var(--color-link);
    font-family: var(--font-mono);
    font-size: var(--font-size-sm);
    white-space: nowrap;
}

.sd-wm-btn {
    background: var(--bg-tint);
    color: var(--color-text);
    border-color: var(--color-border-strong);
    font-weight: 600;
}

.sd-wm-btn:hover {
    border-color: var(--color-text-muted);
    color: var(--color-text);
    text-decoration: none;
}

.sd-wm-btn-api {
    background: transparent;
    color: var(--color-accent);
    border-color: var(--color-accent);
}

.sd-wm-btn-api:hover {
    background: var(--color-accent-soft);
    color: var(--color-accent-hover);
    border-color: var(--color-accent-hover);
    text-decoration: none;
}

.sd-wm-btn-full {
    width: 100%;
    justify-content: center;
}

.sd-sticky-bar {
    display: none;
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 100;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-4);
    padding-bottom: calc(var(--space-3) + env(safe-area-inset-bottom, 0px));
    background: var(--color-surface);
    border-top: 1px solid var(--color-border);
    box-shadow: var(--shadow-md);
}

.sd-sticky-progress-line {
    position: absolute;
    top: 0;
    left: 0;
    height: 3px;
    width: var(--sd-progress-pct, 0%);
    background: var(--color-accent);
    display: none;
    transition: width 0.3s linear;
}

.sd-sticky-progress-line--active { display: block; }

.sd-sticky-progress-line--indet {
    width: 40%;
    animation: sd-progress-sweep 1.2s ease-in-out infinite;
}

@keyframes sd-progress-sweep {
    0% { left: -40%; width: 40%; }
    50% { left: 60%; width: 40%; }
    100% { left: 100%; width: 0%; }
}

.sd-sticky-play {
    flex: 1;
    min-height: 44px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
}

.sd-sticky-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
    background: var(--bg-soft);
    color: var(--color-text);
    font-family: var(--font-mono);
    cursor: pointer;
    text-decoration: none;
    font-size: var(--font-size-sm);
    flex-shrink: 0;
}

.sd-sticky-icon:hover { border-color: var(--color-accent); color: var(--color-accent); text-decoration: none; }

.sd-sticky-icon[disabled],
.sd-sticky-icon[aria-disabled="true"] {
    opacity: 0.45;
    cursor: not-allowed;
    color: var(--color-text-muted);
}

.sd-sticky-icon[disabled]:hover,
.sd-sticky-icon[aria-disabled="true"]:hover {
    border-color: var(--color-border);
    color: var(--color-text-muted);
}

.sd-sticky-ring {
    transform: rotate(-90deg);
}

.sd-sticky-ring circle {
    fill: none;
    stroke-width: 3;
}

.sd-sticky-ring .ring-track { stroke: var(--color-border); }

.sd-sticky-ring .ring-fill {
    stroke: var(--color-accent);
    stroke-dasharray: 66;
    stroke-dashoffset: 66;
    stroke-linecap: round;
    transition: stroke-dashoffset 0.3s linear;
}

.sd-sticky-icon--progress .sd-sticky-ring {
    animation: sd-spin 1.1s linear infinite;
}

@keyframes sd-spin {
    to { transform: rotate(270deg); }
}

.sd-embed-pre {
    margin: 0;
    padding: var(--space-4);
    border-radius: var(--radius-md);
    background: var(--bg-tint);
    font-family: var(--font-mono);
    font-size: var(--font-size-sm);
    overflow-x: hidden;
    color: var(--color-text);
    white-space: pre-wrap;
    word-break: break-all;
    line-height: 1.6;
    border: 1px solid var(--color-border);
}

.sd-embed-actions {
    display: flex;
    gap: var(--space-2);
}

.sd-modal-note {
    color: var(--color-text-muted);
    font-size: var(--font-size-sm);
    margin: 0;
}

@media (prefers-color-scheme: dark) {
    .sd-webmaster { border-color: rgba(255,255,255,0.07); }
    .sd-webmaster-title { border-color: rgba(255,255,255,0.07); }
    .sd-wm-card { border-color: rgba(255,255,255,0.07); }
    .sd-wm-card-foot { border-color: rgba(255,255,255,0.07); }
    .sd-embed-pre { background: var(--bg-tint); border-color: rgba(255,255,255,0.07); }
}

@media (max-width: 767px) {
    .sd-sticky-bar { display: flex; }
    body { padding-bottom: 76px; }
    .sd-wm-cards { grid-template-columns: 1fr; }
    .sd-wm-card {
        border-right: none;
        border-bottom: 1px solid var(--color-border);
    }
    .sd-wm-card:last-child { border-bottom: none; }
}

@media (min-width: 768px) and (max-width: 1023px) {
    .sd-wm-cards { grid-template-columns: repeat(2, 1fr); }
    .sd-wm-card:nth-child(2) { border-right: none; }
    .sd-wm-card:last-child {
        border-right: none;
        border-top: 1px solid var(--color-border);
        grid-column: 1 / -1;
    }
}

.sd-report-modal { max-width: 520px; }

.sd-report-step {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

.sd-report-step[hidden] { display: none; }

.sd-report-form {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.sd-report-options {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.sd-report-option {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3) var(--space-4);
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
    background: var(--bg-soft);
    cursor: pointer;
    user-select: none;
}

.sd-report-option:has(input:checked) {
    border-color: var(--color-accent);
    background: var(--color-accent-soft);
}

.sd-report-option input[type="radio"] {
    accent-color: var(--color-accent);
    width: 18px;
    height: 18px;
    flex-shrink: 0;
    cursor: pointer;
}

.sd-report-option-label {
    font-weight: 500;
    color: var(--color-text);
    font-size: var(--font-size-sm);
}

.sd-report-input {
    width: 100%;
    padding: var(--space-3) var(--space-4);
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
    background: var(--color-input-bg);
    color: var(--color-text);
    font-size: var(--font-size-sm);
    font-family: inherit;
    box-sizing: border-box;
}

.sd-report-input::placeholder { color: var(--color-text-muted); }

.sd-report-input:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px var(--color-accent-soft);
}

.sd-report-captcha { min-height: 65px; }

.sd-report-error {
    padding: var(--space-2) var(--space-3);
    border-radius: var(--radius-sm);
    background: var(--color-error-bg);
    border: 1px solid var(--color-error-border);
    color: var(--color-status-danger);
    font-size: var(--font-size-sm);
}

.sd-report-submit {
    width: 100%;
    height: 44px;
    justify-content: center;
}

.sd-report-success {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-4);
    text-align: center;
    padding: var(--space-4) 0;
}

.sd-report-success-icon {
    width: 52px;
    height: 52px;
    border-radius: 50%;
    background: var(--color-success-bg);
    border: 1px solid var(--color-success-border);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-success);
}

.sd-report-success-title {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--color-text);
}

.sd-report-success-body {
    color: var(--color-text-muted);
    font-size: var(--font-size-sm);
    margin: 0;
}

.sd-report-ticket {
    color: var(--color-link);
    font-weight: 700;
}

.sd-report-sent {
    color: var(--color-text-muted);
    font-size: var(--font-size-sm);
    cursor: default;
    margin-left: auto;
}

@media (prefers-color-scheme: dark) {
    .sd-report-input { background: var(--bg-tint); border-color: rgba(255,255,255,0.1); }
    .sd-report-option { background: rgba(255,255,255,0.03); border-color: rgba(255,255,255,0.07); }
    .sd-report-option:has(input:checked) { background: rgba(59,130,246,0.12); border-color: var(--color-accent); }
}