.kptc,
.kptc * {
    box-sizing: border-box;
}

.kptc {
    --kptc-accent: #2f66c5;
    --kptc-accent-hover: #244fa0;
    --kptc-accent-soft: #eef4ff;
    --kptc-border: #d5dfeb;
    --kptc-text: #27313d;
    --kptc-muted: #657180;
    --kptc-surface: #fff;
    --kptc-soft: #f6f8fb;
    --kptc-danger: #b42d28;
    --kptc-danger-soft: #fff3f2;
    --kptc-success: #28733c;
    --kptc-success-soft: #f1fbf4;

    display: block !important;
    visibility: visible !important;
    opacity: 1 !important;
    width: 100%;
    max-width: none;
    margin: 0;
    padding: clamp(18px, 2.5vw, 30px);
    border: 1px solid var(--kptc-border);
    border-radius: 14px;
    background: var(--kptc-surface);
    box-shadow: 0 10px 28px rgba(31, 58, 91, .08);
    color: var(--kptc-text);
    font-family: inherit;
    font-size: 16px;
    line-height: 1.5;
}

.kptc[hidden],
.kptc [hidden] {
    display: none !important;
}

.kptc-instruction {
    width: 100%;
    margin: 0;
    overflow: hidden;
    border: 1px solid var(--kptc-border);
    border-radius: 10px;
    background: var(--kptc-surface);
}

.kptc-instruction-top {
    margin-bottom: 18px;
}

.kptc-instruction-bottom {
    margin-top: 18px;
}

.kptc-instruction > summary {
    position: relative;
    display: block;
    padding: 14px 48px 14px 16px;
    background: var(--kptc-accent-soft);
    color: var(--kptc-text);
    font-size: 16px;
    font-weight: 700;
    line-height: 1.35;
    cursor: pointer;
    list-style: none;
    user-select: none;
}

.kptc-instruction > summary::-webkit-details-marker {
    display: none;
}

.kptc-instruction > summary::after {
    content: '';
    position: absolute;
    top: 50%;
    right: 18px;
    width: 9px;
    height: 9px;
    border-right: 2px solid currentColor;
    border-bottom: 2px solid currentColor;
    transform: translateY(-65%) rotate(45deg);
    transition: transform .18s ease;
}

.kptc-instruction[open] > summary {
    border-bottom: 1px solid var(--kptc-border);
}

.kptc-instruction[open] > summary::after {
    transform: translateY(-30%) rotate(225deg);
}

.kptc-instruction > summary:hover,
.kptc-instruction > summary:focus-visible {
    background: #eef3fb;
}

.kptc-instruction > summary:focus-visible {
    outline: 3px solid rgba(51, 102, 255, .23);
    outline-offset: -3px;
}

.kptc-instruction-content {
    padding: 16px;
    overflow-wrap: anywhere;
}

.kptc-instruction-content > :first-child {
    margin-top: 0;
}

.kptc-instruction-content > :last-child {
    margin-bottom: 0;
}

.kptc-instruction-content img,
.kptc-instruction-content picture,
.kptc-instruction-content video,
.kptc-instruction-content iframe,
.kptc-instruction-content svg {
    max-width: 100%;
    height: auto;
}

.kptc-instruction-content iframe {
    width: 100%;
}

.kptc-instruction-content table {
    display: block;
    width: 100%;
    max-width: 100%;
    overflow-x: auto;
    border-collapse: collapse;
}

.kptc-head {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 20px;
    margin: 0 0 20px;
}

.kptc-head-copy {
    min-width: 0;
}

.kptc-title {
    margin: 0 0 5px;
    color: var(--kptc-text);
    font-family: inherit;
    font-size: clamp(25px, 3vw, 34px);
    font-weight: 700;
    line-height: 1.15;
}

.kptc-subtitle {
    margin: 0;
    color: var(--kptc-muted);
    font-size: 15px;
}

.kptc-counter {
    flex: 0 0 auto;
    color: var(--kptc-muted);
    font-size: 14px;
    white-space: nowrap;
}

.kptc-head-status {
    display: flex;
    flex: 0 0 auto;
    flex-direction: column;
    align-items: flex-end;
    gap: 4px;
}

.kptc-access-status {
    color: var(--kptc-muted);
    font-size: 14px;
    text-align: right;
    white-space: nowrap;
}

.kptc-access-status.is-error {
    color: var(--kptc-danger);
}

.kptc-controls {
    display: flex;
    flex-wrap: wrap;
    gap: 14px 20px;
    margin: 0 0 16px;
    padding: 15px 16px;
    border: 1px solid var(--kptc-border);
    border-radius: 10px;
    background: var(--kptc-soft);
}

.kptc-field {
    display: flex;
    align-items: center;
    gap: 9px;
    margin: 0;
    color: var(--kptc-text);
    font-family: inherit;
    font-size: 15px;
    font-weight: 600;
}

.kptc-field select,
.kptc-field input {
    display: block !important;
    visibility: visible !important;
    opacity: 1 !important;
    min-height: 42px;
    margin: 0;
    padding: 8px 11px;
    border: 1px solid var(--kptc-border);
    border-radius: 10px;
    background: var(--kptc-surface);
    box-shadow: inset 0 1px 2px rgba(31, 58, 91, .03);
    color: var(--kptc-text);
    font: inherit;
    line-height: 1.25;
}

.kptc-field input {
    width: 90px;
}

.kptc-grid {
    display: grid !important;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 14px;
    width: 100%;
}

.kptc-pane {
    display: block !important;
    min-width: 0;
}

.kptc-pane > label {
    display: block;
    margin: 0 0 7px;
    color: var(--kptc-text);
    font-family: inherit;
    font-size: 16px;
    font-weight: 700;
}

.kptc-pane textarea,
.kptc-result-text {
    display: block !important;
    visibility: visible !important;
    opacity: 1 !important;
    width: 100% !important;
    min-width: 0;
    min-height: 420px;
    margin: 0;
    padding: 15px;
    overflow: auto;
    border: 1px solid var(--kptc-border);
    border-radius: 8px;
    background: var(--kptc-surface);
    box-shadow: none;
    color: var(--kptc-text);
    font: inherit;
    font-size: 16px;
    line-height: 1.55;
    text-align: left;
    text-transform: none;
    white-space: pre-wrap;
    overflow-wrap: anywhere;
}

.kptc-pane textarea {
    resize: vertical;
    cursor: text;
}

.kptc-result-text {
    cursor: text;
}

.kptc-result-text mark {
    padding: 0;
    border-radius: 2px;
    color: inherit;
}

.kptc-result-text mark.kptc-special-match {
    background: #f8d7da;
}

.kptc-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin: 16px 0 0;
}

.kptc-btn,
.kptc button.kptc-btn {
    display: inline-flex !important;
    align-items: center;
    justify-content: center;
    gap: 9px;
    width: auto;
    min-width: 170px;
    min-height: 48px;
    margin: 0;
    padding: 12px 18px;
    border: 1px solid;
    border-radius: 6px;
    box-shadow: none;
    font: inherit;
    font-size: 16px;
    font-weight: 600;
    line-height: 1.25;
    letter-spacing: normal;
    text-align: center;
    text-decoration: none;
    text-transform: none;
    white-space: normal;
    cursor: pointer;
    appearance: none;
    -webkit-appearance: none;
    transition: background-color .15s ease, border-color .15s ease, color .15s ease;
}

.kptc-btn::before,
.kptc-btn::after {
    content: none !important;
    display: none !important;
}

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

.kptc-btn-primary:hover,
.kptc-btn-primary:focus {
    border-color: var(--kptc-accent-hover);
    background: var(--kptc-accent-hover);
    color: #fff;
}

.kptc-btn-secondary {
    border-color: var(--kptc-border);
    background: #fff;
    color: var(--kptc-text);
}

.kptc-btn-secondary:hover,
.kptc-btn-secondary:focus {
    border-color: var(--kptc-accent);
    background: #f7f9ff;
    color: var(--kptc-accent);
}

.kptc-btn:focus-visible,
.kptc-field select:focus-visible,
.kptc-field input:focus-visible,
.kptc-pane textarea:focus-visible,
.kptc-result-text:focus-visible {
    outline: 3px solid rgba(51, 102, 255, .23);
    outline-offset: 2px;
}

.kptc-icon {
    display: inline-flex;
    flex: 0 0 auto;
    align-items: center;
    justify-content: center;
    width: 22px;
    height: 22px;
}

.kptc-icon svg {
    display: block;
    width: 22px;
    height: 22px;
    fill: none;
    stroke: currentColor;
    stroke-width: 1.8;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.kptc-message {
    margin: 15px 0 0;
    padding: 12px 14px;
    border: 1px solid #b8d0ff;
    border-radius: 6px;
    background: #f2f6ff;
    color: var(--kptc-text);
}

.kptc-message.is-error {
    border-color: #e2a0a0;
    background: #fff0f0;
}

.kptc-summary {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 12px;
    margin: 18px 0 0;
}

.kptc-metric {
    padding: 15px;
    border: 1px solid var(--kptc-border);
    border-radius: 8px;
    background: var(--kptc-soft);
}

.kptc-metric span {
    display: block;
    color: var(--kptc-muted);
    font-size: 14px;
}

.kptc-metric strong {
    display: block;
    margin-top: 5px;
    color: var(--kptc-text);
    font-size: 25px;
    line-height: 1.2;
}

.kptc.is-busy {
    opacity: .72 !important;
    pointer-events: none;
}

@media (max-width: 760px) {
    .kptc-head {
        display: block;
    }

    .kptc-counter {
        margin-top: 8px;
        white-space: normal;
    }

    .kptc-controls,
    .kptc-field {
        align-items: stretch;
    }

    .kptc-field {
        flex-direction: column;
        width: 100%;
    }

    .kptc-field input,
    .kptc-field select {
        width: 100%;
    }

    .kptc-grid {
        grid-template-columns: 1fr;
    }

    .kptc-pane textarea,
    .kptc-result-text {
        min-height: 300px;
    }

    .kptc-summary {
        grid-template-columns: 1fr;
    }

    .kptc-btn,
    .kptc button.kptc-btn {
        width: 100%;
    }
}

@media (prefers-reduced-motion: reduce) {
    .kptc-btn,
    .kptc-instruction > summary::after {
        transition: none;
    }
}


.kptc-conclusion-banner {
    width: 100%;
    margin: 0 0 14px;
    padding: 14px 16px;
    border: 1px solid var(--kptc-border);
    border-left-width: 4px;
    border-radius: 9px;
    background: #fff;
    font-size: 16px;
    font-weight: 700;
    line-height: 1.45;
}

.kptc-conclusion-banner.is-fail {
    border-color: #d96b66;
    border-left-color: var(--kptc-danger);
    background: var(--kptc-danger-soft);
    color: var(--kptc-danger);
}

.kptc-conclusion-banner.is-pass {
    border-color: #75b687;
    border-left-color: var(--kptc-success);
    background: var(--kptc-success-soft);
    color: var(--kptc-success);
}

.kptc-prompt-section {
    margin: 18px 0 0;
    padding: 16px;
    border: 1px solid var(--kptc-border);
    border-radius: 8px;
    background: var(--kptc-soft);
}


.kptc-confidential-note {
    margin: 12px 0 0;
    font-size: 14px;
    line-height: 1.5;
    color: #4b5563;
}

.kptc-prompt-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin: 0 0 14px;
}

.kptc-prompt-details {
    border: 1px solid var(--kptc-border);
    border-radius: 7px;
    background: #fff;
}

.kptc-prompt-details > summary {
    padding: 13px 15px;
    color: var(--kptc-text);
    font-weight: 700;
    cursor: pointer;
    user-select: none;
}

.kptc-prompt-details[open] > summary {
    border-bottom: 1px solid var(--kptc-border);
}

.kptc-prompt-text {
    display: block;
    width: 100%;
    min-height: 420px;
    margin: 0;
    padding: 15px;
    border: 0;
    border-radius: 0 0 7px 7px;
    background: #fff;
    color: var(--kptc-text);
    font: 14px/1.55 Consolas, "Courier New", monospace;
    resize: vertical;
    white-space: pre-wrap;
}

.kptc-prompt-text:focus-visible {
    outline: 3px solid rgba(51, 102, 255, .23);
    outline-offset: -3px;
}

@media (max-width: 760px) {
    .kptc-prompt-actions {
        display: block;
    }

    .kptc-prompt-actions .kptc-btn {
        margin-bottom: 10px;
    }
}


/* Панель очистки текстовых окон */
.kptc-clear-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 9px;
    margin: 0 0 14px;
}

.kptc-btn-compact,
.kptc button.kptc-btn-compact {
    min-width: 0;
    min-height: 40px;
    padding: 9px 14px;
    border-radius: 8px;
    font-size: 14px;
}

.kptc-btn-clear-all {
    border-color: #e1b2af;
    background: #fff;
    color: var(--kptc-danger);
}

.kptc-btn-clear-all:hover,
.kptc-btn-clear-all:focus {
    border-color: var(--kptc-danger);
    background: var(--kptc-danger-soft);
    color: var(--kptc-danger);
}

.kptc-pane {
    padding: 14px;
    border: 1px solid var(--kptc-border);
    border-radius: 11px;
    background: var(--kptc-soft);
}

.kptc-pane textarea:focus,
.kptc-result-text:focus {
    border-color: var(--kptc-accent);
    box-shadow: 0 0 0 3px rgba(47, 102, 197, .12);
}

.kptc-actions {
    align-items: center;
    padding-top: 2px;
}

.kptc.is-over-limit .kptc-counter {
    color: var(--kptc-danger);
    font-weight: 700;
}

@media (max-width: 760px) {
    .kptc {
        padding: 16px;
        border-radius: 10px;
    }

    .kptc-clear-actions {
        display: grid;
        grid-template-columns: 1fr;
    }

    .kptc-clear-actions .kptc-btn {
        width: 100%;
    }

    .kptc-pane {
        padding: 10px;
    }
}

/* 1.1.1: make the prompt spoiler visually explicit. */
.kptc-prompt-details > summary {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    list-style: none;
}

.kptc-prompt-details > summary::-webkit-details-marker {
    display: none;
}

.kptc-prompt-details > summary::after {
    content: "Развернуть ▾";
    flex: 0 0 auto;
    font-size: 13px;
    font-weight: 600;
    color: #3568c8;
}

.kptc-prompt-details[open] > summary::after {
    content: "Свернуть ▴";
}

/* kp_Plagiat_ES 1.0.3-B: удалено служебное сообщение после успешного сравнения; алгоритм 1.1.13 сохранён. */
.kptc-copy-prompt-btn,
.kptc button.kptc-copy-prompt-btn {
    position: relative;
    min-width: 310px;
    box-shadow: 0 4px 0 #1f4f9f, 0 8px 18px rgba(47, 102, 197, .20);
    transform: translateY(0) scale(1);
    transition: transform .12s ease, box-shadow .12s ease, background-color .15s ease, border-color .15s ease, opacity .15s ease;
}

.kptc-copy-prompt-btn:hover:not(:disabled),
.kptc-copy-prompt-btn:focus-visible:not(:disabled) {
    transform: translateY(-1px);
    box-shadow: 0 5px 0 #1f4f9f, 0 10px 22px rgba(47, 102, 197, .24);
}

.kptc-copy-prompt-btn:active:not(:disabled) {
    transform: translateY(3px) scale(.985);
    box-shadow: 0 1px 0 #1f4f9f, 0 3px 8px rgba(47, 102, 197, .18);
}

.kptc-copy-prompt-btn:disabled,
.kptc button.kptc-copy-prompt-btn:disabled {
    border-color: #aab7c8;
    background: #dce3ec;
    box-shadow: 0 2px 0 #aab7c8;
    color: #596575;
    cursor: not-allowed;
    opacity: .82;
    transform: none;
}

.kptc-copy-prompt-btn[data-state="ready"] {
    animation: kptc-ready-pulse 1.6s ease-out 1;
}

.kptc-copy-prompt-btn[data-state="copied"] {
    border-color: var(--kptc-success);
    background: var(--kptc-success);
    box-shadow: 0 4px 0 #1f5a31, 0 8px 18px rgba(40, 115, 60, .20);
    color: #fff;
}

.kptc-copy-prompt-btn[data-state="error"] {
    border-color: #9f3732;
    background: #ead7d5;
    box-shadow: 0 2px 0 #b37a76;
    color: #76231f;
}

.kptc-copy-prompt-icon .kptc-spinner circle {
    opacity: .28;
}

.kptc-copy-prompt-icon .kptc-spinner path {
    stroke-linecap: round;
}

.kptc-copy-prompt-btn[data-state="loading"] .kptc-spinner,
.kptc-copy-prompt-btn[data-state="copying"] .kptc-spinner {
    animation: kptc-spin .8s linear infinite;
}

@keyframes kptc-spin {
    to { transform: rotate(360deg); }
}

@keyframes kptc-ready-pulse {
    0%, 100% { box-shadow: 0 4px 0 #1f4f9f, 0 8px 18px rgba(47, 102, 197, .20); }
    45% { box-shadow: 0 4px 0 #1f4f9f, 0 0 0 7px rgba(47, 102, 197, .16), 0 10px 24px rgba(47, 102, 197, .26); }
}

@media (max-width: 760px) {
    .kptc-copy-prompt-btn,
    .kptc button.kptc-copy-prompt-btn {
        min-width: 0;
    }
}

@media (prefers-reduced-motion: reduce) {
    .kptc-copy-prompt-btn,
    .kptc-copy-prompt-btn[data-state="ready"],
    .kptc-copy-prompt-btn[data-state="loading"] .kptc-spinner,
    .kptc-copy-prompt-btn[data-state="copying"] .kptc-spinner {
        animation: none;
        transition: none;
    }
}


/* DP5 unified B interface */
.kptc.kptc--design-b{max-width:1400px;margin:0 auto 24px;padding:20px;border:1px solid #e2e7ef;border-radius:16px;background:#fff;box-shadow:0 8px 28px rgba(26,38,58,.08);color:#1f2937}
.kptc--design-b .kptc-head,.kptc--design-b .kptc-pane,.kptc--design-b .kptc-controls,.kptc--design-b .kptc-summary{border-radius:12px}
.kptc--design-b textarea,.kptc--design-b select,.kptc--design-b input{border:1px solid #cfd7e3;border-radius:10px;background:#fff}
.kptc--design-b textarea:focus,.kptc--design-b select:focus,.kptc--design-b input:focus{border-color:#3366ff;outline:3px solid rgba(51,102,255,.14)}
.kptc--design-b .kptc-btn-primary{background:#3366ff;border-color:#3366ff;color:#fff}
.kptc--design-b .kptc-btn-primary:hover{background:#2856d9;border-color:#2856d9}
.kptc-queue{margin:0 0 16px;padding:14px 16px;border:1px solid #cbd8ff;border-radius:12px;background:#f6f8ff}
.kptc-queue__head{display:flex;justify-content:space-between;gap:12px;margin-bottom:10px}
.kptc-queue__grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;font-size:14px}
.kptc-queue__cancel{margin-top:12px;width:auto}
@media(max-width:760px){.kptc.kptc--design-b{padding:12px}.kptc-queue__grid{grid-template-columns:1fr 1fr}}