.screen-recorder-card {
    border: 0;
    border-radius: 14px;
    box-shadow: 0 14px 40px rgba(15, 23, 42, 0.08);
}

.screen-recorder-tool {
    --sr-primary: #0b74de;
    --sr-primary-dark: #0757a8;
    --sr-primary-soft: #e7f2ff;
    --sr-accent: #0f9f8f;
    --sr-accent-soft: #e7fbf7;
    --sr-danger: #dc3545;
    --sr-warning: #f59e0b;
    --sr-ink: #162033;
    --sr-muted: #667085;
    --sr-soft: #f5f7fb;
    --sr-line: #dfe5ef;
    --sr-card: #ffffff;
    --sr-shadow: 0 10px 28px rgba(15, 23, 42, 0.08);
    color: var(--sr-ink);
    font-size: 14px;
}

.screen-recorder-tool * {
    box-sizing: border-box;
}

.sr-alert {
    display: flex;
    gap: 10px;
    align-items: flex-start;
    padding: 12px 14px;
    border-radius: 10px;
    margin-bottom: 16px;
    line-height: 1.6;
}

.sr-alert i {
    font-size: 18px;
    margin-top: 2px;
}

.sr-alert-info {
    background: linear-gradient(135deg, #e8f5ff, #eefbf8);
    color: #15456b;
    border: 1px solid #cbe8fb;
}

.sr-alert-warning {
    background: #fff8e6;
    color: #7a4d00;
    border: 1px solid #f7d68c;
}

.sr-tabs {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 10px;
    padding: 8px;
    background: #eef3f8;
    border: 1px solid var(--sr-line);
    border-radius: 14px;
    margin-bottom: 18px;
}

.sr-tab {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    min-height: 54px;
    padding: 10px 12px;
    border: 1px solid transparent;
    border-radius: 10px;
    background: transparent;
    color: #315066;
    cursor: pointer;
    font-weight: 800;
    transition: border-color .2s ease, background .2s ease, color .2s ease, box-shadow .2s ease, transform .2s ease;
}

.sr-tab:hover {
    color: var(--sr-primary-dark);
    background: rgba(255, 255, 255, 0.65);
}

.sr-tab.active {
    background: #fff;
    color: var(--sr-primary);
    border-color: #c8e2fb;
    box-shadow: 0 8px 18px rgba(11, 116, 222, 0.14);
}

.sr-tab-index {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    border-radius: 999px;
    color: #fff;
    background: #274761;
    font-size: 12px;
    line-height: 1;
}

.sr-tab.active .sr-tab-index {
    background: var(--sr-primary);
}

.sr-tab-text {
    color: inherit;
    white-space: nowrap;
}

.sr-panel[hidden] {
    display: none !important;
}

.sr-layout {
    display: grid;
    gap: 16px;
}

.sr-layout-main {
    grid-template-columns: 1fr;
}

.sr-section {
    background: var(--sr-card);
    border: 1px solid var(--sr-line);
    border-radius: 12px;
    padding: 18px;
    box-shadow: 0 4px 14px rgba(15, 23, 42, 0.04);
}

.sr-section-head {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 14px;
    margin-bottom: 14px;
}

.sr-section-head p {
    margin: 6px 0 0;
    color: var(--sr-muted);
    font-size: 13px;
    line-height: 1.6;
}

.sr-section-title {
    display: flex;
    align-items: center;
    gap: 9px;
    font-weight: 800;
    color: var(--sr-ink);
    font-size: 15px;
}

.sr-section-title span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 32px;
    height: 24px;
    border-radius: 999px;
    background: var(--sr-primary-soft);
    color: var(--sr-primary-dark);
    font-size: 12px;
    font-weight: 900;
}

.sr-link-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    border: 1px solid #c8e2fb;
    background: #fff;
    color: var(--sr-primary-dark);
    border-radius: 8px;
    padding: 8px 12px;
    font-weight: 700;
    white-space: nowrap;
    cursor: pointer;
}

.sr-link-btn:hover {
    background: var(--sr-primary-soft);
}

.sr-choice-grid,
.sr-switch-grid,
.sr-preset-grid,
.sr-form-grid,
.sr-recordings-grid {
    display: grid;
    gap: 12px;
}

.sr-choice-grid-three {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.sr-choice,
.sr-switch-card,
.sr-preset-grid button {
    position: relative;
    border: 1px solid var(--sr-line);
    background: #fff;
    border-radius: 12px;
    padding: 15px;
    cursor: pointer;
    transition: border-color .2s ease, box-shadow .2s ease, background .2s ease, transform .2s ease;
}

.sr-choice:hover,
.sr-switch-card:hover,
.sr-preset-grid button:hover {
    border-color: #9ed0f9;
    box-shadow: 0 8px 20px rgba(11, 116, 222, 0.09);
    transform: translateY(-1px);
}

.sr-choice.active,
.sr-switch-card.active {
    border-color: var(--sr-primary);
    background: linear-gradient(180deg, #f5fbff, #fff);
    box-shadow: 0 0 0 3px rgba(11, 116, 222, 0.09);
}

.sr-choice input,
.sr-switch-card input {
    position: absolute;
    inset: 12px 12px auto auto;
    width: 18px;
    height: 18px;
    accent-color: var(--sr-primary);
}

.sr-choice-icon,
.sr-switch-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    border-radius: 10px;
    color: var(--sr-primary-dark);
    background: var(--sr-primary-soft);
    font-size: 22px;
    margin-bottom: 12px;
}

.sr-choice-title {
    display: block;
    margin-bottom: 6px;
    font-size: 15px;
    font-weight: 800;
    color: var(--sr-ink);
}

.sr-choice-desc,
.sr-switch-card small,
.sr-preset-grid small {
    display: block;
    color: var(--sr-muted);
    line-height: 1.55;
    font-size: 12px;
}

.sr-switch-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    margin-bottom: 14px;
}

.sr-switch-card {
    min-height: 120px;
}

.sr-switch-body {
    display: flex;
    flex-direction: column;
    gap: 2px;
    padding-right: 22px;
}

.sr-switch-body strong {
    display: block;
    margin-bottom: 4px;
    color: var(--sr-ink);
}

.sr-form-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
}

.sr-form-grid-two {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.sr-field {
    display: flex;
    flex-direction: column;
    gap: 7px;
}

.sr-field label {
    font-size: 12px;
    color: #41566e;
    font-weight: 800;
}

.sr-field input[type="text"],
.sr-field input[type="number"],
.sr-field select {
    width: 100%;
    min-height: 40px;
    border: 1px solid #ccd6e3;
    border-radius: 8px;
    background: #fff;
    color: var(--sr-ink);
    padding: 8px 10px;
    outline: none;
    transition: border-color .2s ease, box-shadow .2s ease;
}

.sr-field input[type="range"] {
    width: 100%;
    accent-color: var(--sr-primary);
}

.sr-field input:focus,
.sr-field select:focus {
    border-color: var(--sr-primary);
    box-shadow: 0 0 0 3px rgba(11, 116, 222, 0.12);
}

.sr-preset-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    margin-top: 14px;
}

.sr-preset-grid button {
    text-align: left;
    min-height: 104px;
}

.sr-preset-grid i {
    display: inline-flex;
    width: 34px;
    height: 34px;
    align-items: center;
    justify-content: center;
    border-radius: 9px;
    background: var(--sr-accent-soft);
    color: #087b71;
    font-size: 18px;
    margin-bottom: 10px;
}

.sr-preset-grid strong {
    display: block;
    margin-bottom: 4px;
    color: var(--sr-ink);
}

.sr-inline-options {
    display: flex;
    flex-wrap: wrap;
    gap: 12px 18px;
    margin-top: 14px;
    color: #41566e;
    font-weight: 700;
}

.sr-inline-options label {
    display: inline-flex;
    align-items: center;
    gap: 7px;
}

.sr-inline-options input {
    accent-color: var(--sr-primary);
}

.sr-actions {
    display: flex;
    justify-content: flex-end;
    align-items: center;
    gap: 10px;
    margin-top: 16px;
    flex-wrap: wrap;
}

.sr-actions-between {
    justify-content: space-between;
}

.sr-actions-between > div {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    justify-content: flex-end;
}

.sr-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 7px;
    min-height: 40px;
    border-radius: 8px;
    border: 1px solid transparent;
    padding: 9px 14px;
    font-weight: 800;
    cursor: pointer;
    transition: transform .2s ease, box-shadow .2s ease, background .2s ease, border-color .2s ease, color .2s ease, opacity .2s ease;
}

.sr-btn:hover:not(:disabled) {
    transform: translateY(-1px);
}

.sr-btn:disabled {
    opacity: .55;
    cursor: not-allowed;
}

.sr-btn-primary {
    color: #fff;
    background: linear-gradient(135deg, var(--sr-primary), var(--sr-primary-dark));
    box-shadow: 0 8px 18px rgba(11, 116, 222, 0.22);
}

.sr-btn-light {
    color: #29475f;
    background: #fff;
    border-color: #cfd9e6;
}

.sr-btn-light:hover:not(:disabled) {
    color: var(--sr-primary-dark);
    border-color: #9ed0f9;
    background: #f8fcff;
}

.sr-btn-danger {
    color: #fff;
    background: var(--sr-danger);
    box-shadow: 0 8px 18px rgba(220, 53, 69, 0.18);
}

.sr-btn-warning {
    color: #2b1b00;
    background: #fbbf24;
}

.sr-btn-dark {
    color: #fff;
    background: #203040;
}

.sr-recorder-stage {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 320px;
    gap: 16px;
}

.sr-preview-shell,
.sr-side-panel {
    border: 1px solid var(--sr-line);
    border-radius: 12px;
    background: #fff;
    box-shadow: 0 4px 14px rgba(15, 23, 42, 0.04);
}

.sr-preview-toolbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    padding: 12px 14px;
    border-bottom: 1px solid var(--sr-line);
}

.sr-preview-toolbar > div {
    display: flex;
    align-items: center;
    gap: 9px;
}

.sr-preview-meta {
    flex-wrap: wrap;
    justify-content: flex-end;
    color: var(--sr-muted);
    font-size: 12px;
}

.sr-live-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: #98a2b3;
}

.sr-live-dot.recording {
    background: var(--sr-danger);
    box-shadow: 0 0 0 5px rgba(220, 53, 69, 0.12);
    animation: srPulse 1.2s infinite;
}

.sr-canvas-wrap {
    position: relative;
    background: #101923;
    border-radius: 0 0 12px 12px;
    overflow: hidden;
    aspect-ratio: 16 / 9;
}

.sr-canvas-wrap canvas {
    display: block;
    width: 100%;
    height: 100%;
}

.sr-placeholder {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 12px;
    color: rgba(255, 255, 255, 0.78);
    text-align: center;
    padding: 20px;
}

.sr-placeholder i {
    font-size: 46px;
    opacity: .9;
}

.sr-countdown {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(10, 18, 28, 0.6);
    backdrop-filter: blur(2px);
}

.sr-countdown span {
    width: 132px;
    height: 132px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: #fff;
    color: var(--sr-primary-dark);
    font-size: 58px;
    font-weight: 900;
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.28);
}

.sr-side-panel {
    padding: 14px;
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.sr-meter-card {
    border-radius: 12px;
    background: linear-gradient(135deg, #f0f8ff, #edf9f5);
    border: 1px solid #cfe7f5;
    padding: 16px;
    text-align: center;
}

.sr-timer {
    font-variant-numeric: tabular-nums;
    font-size: 32px;
    font-weight: 900;
    color: var(--sr-ink);
}

.sr-meter-label {
    color: var(--sr-muted);
    font-size: 12px;
    margin-top: 2px;
}

.sr-progress {
    height: 8px;
    background: #d7e3ef;
    border-radius: 999px;
    overflow: hidden;
    margin-top: 14px;
}

.sr-progress span {
    display: block;
    height: 100%;
    width: 0;
    background: linear-gradient(90deg, var(--sr-accent), var(--sr-primary));
    transition: width .25s ease;
}

.sr-control-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 10px;
}

.sr-control-grid .sr-btn {
    width: 100%;
}

.sr-status-list {
    border: 1px solid var(--sr-line);
    border-radius: 10px;
    overflow: hidden;
}

.sr-status-list div {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    padding: 10px 12px;
    border-bottom: 1px solid var(--sr-line);
    background: #fff;
}

.sr-status-list div:last-child {
    border-bottom: 0;
}

.sr-status-list span {
    color: var(--sr-muted);
}

.sr-status-list strong {
    text-align: right;
}

.sr-mini-note {
    display: flex;
    gap: 8px;
    color: #17675d;
    background: var(--sr-accent-soft);
    border: 1px solid #bdece3;
    border-radius: 10px;
    padding: 10px 12px;
    line-height: 1.55;
}

.sr-results-head {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr)) minmax(260px, auto);
    gap: 12px;
    align-items: stretch;
    margin-bottom: 14px;
}

.sr-result-stat {
    padding: 16px;
    border: 1px solid var(--sr-line);
    border-radius: 12px;
    background: #fff;
    box-shadow: 0 4px 14px rgba(15, 23, 42, 0.04);
}

.sr-result-stat span {
    display: block;
    font-size: 26px;
    font-weight: 900;
    color: var(--sr-primary-dark);
}

.sr-result-stat small {
    color: var(--sr-muted);
}

.sr-result-actions {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 10px;
    flex-wrap: wrap;
}

.sr-empty-results {
    min-height: 190px;
    border: 1px dashed #b9c7d8;
    border-radius: 12px;
    background: #f8fbfe;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 12px;
    color: var(--sr-muted);
    text-align: center;
    padding: 20px;
}

.sr-empty-results i {
    font-size: 44px;
    color: #7fa8ca;
}

.sr-result-note {
    margin-bottom: 12px;
    color: #315066;
    background: #eef7ff;
    border: 1px solid #cee7fa;
    border-radius: 10px;
    padding: 10px 12px;
}

.sr-recordings-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.sr-recording-card {
    border: 1px solid var(--sr-line);
    border-radius: 12px;
    overflow: hidden;
    background: #fff;
    box-shadow: 0 4px 14px rgba(15, 23, 42, 0.04);
}

.sr-recording-card video {
    display: block;
    width: 100%;
    aspect-ratio: 16 / 9;
    background: #101923;
}

.sr-recording-body {
    padding: 12px;
}

.sr-recording-name {
    font-weight: 800;
    color: var(--sr-ink);
    word-break: break-word;
    margin-bottom: 8px;
}

.sr-recording-meta {
    display: grid;
    gap: 4px;
    color: var(--sr-muted);
    font-size: 12px;
    margin-bottom: 12px;
}

.sr-recording-actions {
    display: flex;
    gap: 8px;
}

.sr-recording-actions .sr-btn {
    flex: 1;
    min-height: 36px;
    padding: 7px 10px;
}

.sr-toast {
    position: fixed;
    right: 22px;
    bottom: 22px;
    z-index: 1080;
    max-width: min(360px, calc(100vw - 44px));
    border-radius: 10px;
    background: #162033;
    color: #fff;
    padding: 12px 14px;
    box-shadow: 0 18px 40px rgba(0, 0, 0, 0.24);
    line-height: 1.55;
}

@keyframes srPulse {
    0% {
        box-shadow: 0 0 0 0 rgba(220, 53, 69, 0.34);
    }
    70% {
        box-shadow: 0 0 0 9px rgba(220, 53, 69, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(220, 53, 69, 0);
    }
}

@media (max-width: 1100px) {
    .sr-switch-grid,
    .sr-preset-grid,
    .sr-form-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .sr-recorder-stage {
        grid-template-columns: 1fr;
    }

    .sr-side-panel {
        display: grid;
        grid-template-columns: 1fr 1fr;
        align-items: start;
    }

    .sr-mini-note {
        grid-column: 1 / -1;
    }

    .sr-results-head {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }

    .sr-result-actions {
        grid-column: 1 / -1;
        justify-content: flex-start;
    }

    .sr-recordings-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 760px) {
    .screen-recorder-card .card-body {
        padding: 14px;
    }

    .sr-tabs {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .sr-tab {
        min-height: 48px;
        padding: 8px;
    }

    .sr-choice-grid-three,
    .sr-switch-grid,
    .sr-preset-grid,
    .sr-form-grid,
    .sr-form-grid-two,
    .sr-results-head,
    .sr-recordings-grid {
        grid-template-columns: 1fr;
    }

    .sr-section-head,
    .sr-preview-toolbar,
    .sr-actions-between,
    .sr-actions-between > div,
    .sr-result-actions {
        align-items: stretch;
        flex-direction: column;
    }

    .sr-actions,
    .sr-actions-between > div {
        width: 100%;
    }

    .sr-btn,
    .sr-link-btn {
        width: 100%;
    }

    .sr-side-panel {
        display: flex;
    }

    .sr-timer {
        font-size: 28px;
    }

    .sr-status-list div {
        flex-direction: column;
        gap: 4px;
    }

    .sr-status-list strong {
        text-align: left;
    }
}