:root {
    --bg: #f5f7fb;
    --panel: #ffffff;
    --text: #111827;
    --muted: #4b5563;
    --accent: #0f766e;
    --accent-strong: #115e59;
    --border: #d1d5db;
    --error-bg: #fee2e2;
    --error-text: #991b1b;
    --score-high: #09af6f;
    --score-mid: #fc3;
    --score-low: #d84040;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    min-height: 100vh;
    font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
    color: var(--text);
}

.page-landing,
.page-app {
    display: grid;
    place-items: center;
    padding: 24px;
    background: linear-gradient(165deg, #f5f7fb 0%, #dbeafe 100%);
}

.page-result {
    padding: 24px;
    background: radial-gradient(circle at top left, #e0f2fe 0%, #f5f7fb 45%, #eef2ff 100%);
}

.page-batch,
.page-distance {
    background: linear-gradient(165deg, #f5f7fb 0%, #dbeafe 100%);
}

.card,
.container,
.landing {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: 12px;
    box-shadow: 0 10px 22px rgba(0, 0, 0, 0.08);
}

.card,
.landing {
    width: min(900px, 100%);
}

.card {
    padding: 24px;
}

.container {
    width: min(1100px, 100%);
    margin: 0 auto;
    padding: 20px;
}

.page-distance .container {
    width: min(1180px, 100%);
    padding: 22px;
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.08);
}

.app-header {
    margin: 0 0 16px;
    display: grid;
    grid-template-columns: minmax(0, auto) auto;
    align-items: start;
    gap: 12px 16px;
    line-height: 1;
}

.app-header .home-link {
    color: inherit;
    text-decoration: none;
    display: inline-flex;
    min-width: 0;
}

.app-logo {
    display: block;
    margin-left: -20px;
    width: 279px;
    max-width: 62vw;
    height: auto;
}

.header-actions {
    justify-self: end;
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    justify-content: flex-end;
    gap: 8px;
}

.logout-form {
    margin: 0;
}

.user-menu {
    position: relative;
    z-index: 30;
    margin: 0;
    border: 0;
    background: transparent;
}

.user-menu summary {
    list-style: none;
}

.user-menu summary::marker {
    content: "";
}

.user-menu summary::-webkit-details-marker {
    display: none;
}

.user-menu-trigger {
    display: inline-flex;
    align-items: center;
    min-height: 42px;
    border: 1px solid #b6c2cf;
    border-radius: 999px;
    background: #ffffff;
    color: #1f2937;
    padding: 10px 15px;
    font-size: 0.92rem;
    font-weight: 700;
    line-height: 1;
    cursor: pointer;
    box-shadow: 0 3px 10px rgba(15, 23, 42, 0.08);
    transition: border-color 120ms ease, box-shadow 120ms ease, background 120ms ease;
}

.user-menu-trigger:hover,
.user-menu-trigger:focus-visible,
.user-menu[open] .user-menu-trigger {
    border-color: var(--accent);
    background: #f0fdfa;
    box-shadow: 0 4px 14px rgba(15, 118, 110, 0.16);
    outline: none;
}

.user-menu-name {
    max-width: 180px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.user-menu-dropdown {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    min-width: 210px;
    overflow: hidden;
    border: 1px solid var(--border);
    border-radius: 10px;
    background: #ffffff;
    box-shadow: 0 16px 34px rgba(15, 23, 42, 0.18);
}

.user-menu-dropdown > .user-menu-item,
.user-menu-dropdown > .logout-form > .user-menu-item.logout-button {
    display: flex;
    align-items: center;
    width: 100%;
    min-height: 42px;
    border: 0;
    border-radius: 0;
    background: #ffffff;
    color: #1f2937;
    padding: 10px 14px;
    font: inherit;
    font-size: 0.92rem;
    font-weight: 600;
    line-height: 1.2;
    text-align: left;
    text-decoration: none;
    cursor: pointer;
}

.user-menu-item + .logout-form,
.user-menu-dropdown .logout-form {
    border-top: 1px solid #e5e7eb;
}

.user-menu-dropdown > .user-menu-item:hover,
.user-menu-dropdown > .user-menu-item:focus-visible,
.user-menu-dropdown > .logout-form > .user-menu-item.logout-button:hover,
.user-menu-dropdown > .logout-form > .user-menu-item.logout-button:focus-visible {
    background: #f0fdfa;
    color: var(--accent-strong);
    outline: none;
}

.logout-button,
.button,
a.button,
button.button,
.button-link,
.enter-button,
button[type="submit"]:not(.logout-button):not(.history-card-button) {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 0;
    border-radius: 8px;
    background: var(--accent);
    color: #ffffff;
    padding: 10px 14px;
    font-size: 0.95rem;
    font-weight: 400;
    line-height: 1.2;
    text-decoration: none;
    cursor: pointer;
}

.logout-button:hover,
.logout-button:focus-visible,
.button:hover,
.button:focus-visible,
a.button:hover,
a.button:focus-visible,
button.button:hover,
button.button:focus-visible,
.button-link:hover,
.button-link:focus-visible,
.enter-button:hover,
.enter-button:focus-visible,
button[type="submit"]:not(.logout-button):not(.history-card-button):hover,
button[type="submit"]:not(.logout-button):not(.history-card-button):focus-visible {
    background: var(--accent-strong);
}

.button.secondary {
    background: #334155;
}

.danger-button {
    border: 0;
    border-radius: 8px;
    background: #b91c1c;
    color: #fff;
    padding: 9px 12px;
    font: inherit;
    cursor: pointer;
}

.danger-button:hover,
.danger-button:focus-visible {
    background: #991b1b;
}

.app-version {
    color: #6b7280;
    font-size: 0.86rem;
    font-weight: 600;
    line-height: 1.2;
    white-space: nowrap;
}

.model-status .app-version {
    margin-left: 4px;
    color: #134e4a;
}

.model-status,
.status {
    border-left: 4px solid var(--accent);
    background: #ecfeff;
    padding: 10px 12px;
    color: #134e4a;
}

.model-status {
    grid-column: 1 / -1;
}

.status {
    margin-bottom: 14px;
}

.meta {
    color: var(--muted);
    margin: 8px 0 12px;
    font-size: 0.92rem;
}

.meta-offset {
    margin-top: 10px;
}

.error,
.login-error {
    margin: 0 0 16px;
    background: var(--error-bg);
    color: var(--error-text);
    padding: 10px 12px;
    border-radius: 8px;
}

.missing,
.warn {
    color: var(--error-text);
}

.missing {
    margin-top: 10px;
    font-size: 0.9rem;
}

.warn {
    margin: 12px 0;
}

.actions {
    margin-top: 16px;
}

.chip {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    border-radius: 999px;
    background: #eff6ff;
    border: 1px solid #bfdbfe;
    color: #1e3a8a;
    padding: 4px 10px;
    margin: 4px 6px 0 0;
    font-size: 0.9rem;
}

.chip.valid {
    background: #dcfce7;
    color: #166534;
    border-color: #86efac;
}

.chip.invalid {
    background: #fee2e2;
    color: #991b1b;
    border-color: #fca5a5;
}

.chip.pending {
    background: #fef3c7;
    color: #92400e;
    border-color: #fcd34d;
}

.chip button {
    margin: 0;
    border: 0;
    background: transparent;
    color: inherit;
    padding: 0;
    font-size: 1rem;
    line-height: 1;
    cursor: pointer;
}

.page-app .words-box .chip {
    margin: 0;
}

.spaced-block {
    margin-top: 8px;
}

.inline-warning-list {
    margin-top: 6px;
    color: #991b1b;
}

.page-landing .landing {
    margin: 0 auto;
    padding: clamp(28px, 5vw, 52px);
    text-align: center;
}

.logo-wrap {
    display: inline-flex;
    justify-content: center;
    margin: 0 auto 22px;
}

.page-landing .app-logo {
    margin-left: 0;
    width: min(320px, 72vw);
}

.intro {
    max-width: 760px;
    margin: 0 auto;
    color: #374151;
    font-size: 1.06rem;
    line-height: 1.65;
    text-align: left;
}

.page-landing .actions {
    margin-top: 28px;
}

.enter-button {
    min-width: 120px;
    padding: 11px 18px;
    font-size: 1rem;
    font-weight: 700;
    line-height: 1;
}

.enter-button:focus-visible {
    outline: 3px solid rgba(15, 118, 110, 0.28);
    outline-offset: 3px;
}

.login-modal {
    position: fixed;
    inset: 0;
    z-index: 20;
    display: none;
    place-items: center;
    padding: 20px;
    background: rgba(17, 24, 39, 0.45);
}

.login-modal.open {
    display: grid;
}

.login-panel {
    width: min(380px, 100%);
    border: 1px solid var(--border);
    border-radius: 10px;
    background: #ffffff;
    padding: 22px;
    box-shadow: 0 20px 44px rgba(0, 0, 0, 0.2);
    text-align: left;
}

.login-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 18px;
}

.login-title {
    margin: 0;
    font-size: 1.15rem;
    line-height: 1.2;
}

.close-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 34px;
    height: 34px;
    border: 0;
    border-radius: 8px;
    background: #f3f4f6;
    color: var(--text);
    font-size: 1.25rem;
    line-height: 1;
    cursor: pointer;
}

.close-button:hover,
.close-button:focus-visible {
    background: #e5e7eb;
}

.field,
label {
    display: block;
    margin-bottom: 8px;
    color: var(--text);
    font-weight: 700;
}

.login-error {
    font-size: 0.9rem;
}

.login-insecure-option {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    margin: 10px 0 0;
    color: #991b1b;
    font-size: 0.9rem;
    font-weight: 600;
    line-height: 1.35;
}

.login-insecure-option input {
    margin-top: 2px;
}

.login-actions {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    margin-top: 18px;
}

.secondary-button {
    border: 1px solid var(--border);
    border-radius: 8px;
    background: #ffffff;
    color: var(--text);
    padding: 10px 14px;
    font: inherit;
    cursor: pointer;
}

.tabs {
    display: flex;
    gap: 8px;
    margin: 16px 0 0;
    border-bottom: 1px solid var(--border);
}

.tab-button {
    margin: 0;
    border: 1px solid transparent;
    border-bottom: 0;
    border-radius: 8px 8px 0 0;
    background: transparent;
    color: var(--muted);
    padding: 10px 14px;
    font-size: 0.95rem;
    cursor: pointer;
}

.tab-button.active {
    background: #f8fafc;
    border-color: var(--border);
    color: var(--text);
    font-weight: 700;
}

.tab-panel[hidden] {
    display: none;
}

.subcard {
    margin-top: 16px;
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 14px;
    background: #f8fafc;
}

.subcard h2 {
    margin: 0 0 6px;
    font-size: 1.15rem;
}

.subcard p {
    margin: 0 0 12px;
    color: var(--muted);
}

.compact-card {
    max-width: 720px;
}

.admin-card {
    max-width: 1180px;
}

.admin-link-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.category-actions {
    margin-top: 16px;
}

.category-table .text-input {
    min-width: 150px;
    margin: 0;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.plugin-unavailable {
    margin-bottom: 0;
    color: var(--muted);
}

.page-heading-row {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 16px;
    margin-top: 16px;
}

.success-box,
.warn-box,
.otp-box {
    margin: 14px 0;
    border-radius: 8px;
    padding: 12px 14px;
}

.success-box {
    background: #ecfdf5;
    color: #065f46;
}

.warn-box {
    background: #fffbeb;
    color: #92400e;
}

.otp-box {
    border: 2px solid #0f766e;
    background: #ecfeff;
    color: #134e4a;
}

.otp-box code {
    display: block;
    margin: 10px 0;
    font-size: 1.35rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    overflow-wrap: anywhere;
    user-select: all;
}

.otp-box p {
    margin: 0;
}

.inline-form {
    display: grid;
    grid-template-columns: minmax(180px, 1fr) auto;
    align-items: end;
    gap: 10px;
}

.inline-form label {
    grid-column: 1 / -1;
}

.inline-form .text-input,
.inline-form button {
    margin-top: 0;
}

.table-wrap {
    margin-top: 16px;
    overflow-x: auto;
}

.admin-table {
    width: 100%;
    border-collapse: collapse;
    background: #fff;
}

.admin-table th,
.admin-table td {
    border: 1px solid var(--border);
    padding: 10px;
    text-align: left;
    vertical-align: top;
}

.admin-table th {
    background: #f8fafc;
}

.badge {
    display: inline-block;
    border-radius: 999px;
    background: #ccfbf1;
    color: #115e59;
    padding: 2px 7px;
    font-size: 0.75rem;
}

.row-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.row-actions form {
    margin: 0;
}

details.history-user-section {
    padding: 0;
    overflow: hidden;
}

.history-user-summary {
    padding: 14px 16px;
    font-size: 1.15rem;
    font-weight: 700;
}

.history-user-section[open] > .history-user-summary {
    border-bottom: 1px solid var(--border);
}

.history-user-content {
    padding: 0 14px 14px;
}

.admin-history-group h3 {
    margin: 0 0 10px;
    font-size: 1rem;
}

.history-card-static {
    cursor: default;
}

@media (max-width: 700px) {
    .page-heading-row,
    .inline-form {
        display: block;
    }

    .page-heading-row .button,
    .inline-form button {
        margin-top: 10px;
    }
}

.input-stack {
    position: relative;
}

.words-box {
    width: 100%;
    min-height: 52px;
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 8px;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    align-items: center;
    background: #fff;
}

.suggestions {
    position: absolute;
    top: calc(100% + 6px);
    left: 0;
    right: 0;
    z-index: 10;
    display: block;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: #fff;
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.08);
    max-height: 240px;
    overflow-y: auto;
}

.suggestions[hidden] {
    display: none;
}

.suggestion-chip {
    width: 100%;
    margin: 0;
    border: 0;
    border-bottom: 1px solid #e5e7eb;
    border-radius: 0;
    background: #fff;
    color: var(--text);
    padding: 10px 12px;
    font-size: 0.9rem;
    cursor: pointer;
    text-align: left;
}

.suggestion-chip:last-child {
    border-bottom: 0;
}

.suggestion-chip:hover {
    background: #eff6ff;
}

.chip-input {
    border: 0;
    outline: none;
    min-width: 180px;
    flex: 1;
    padding: 6px;
    font-size: 1rem;
    background: transparent;
}

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

.text-input {
    display: block;
    width: 100%;
    margin-top: 6px;
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 8px 10px;
    color: var(--text);
    font: inherit;
    font-size: 0.95rem;
    background: #fff;
}

.button-link {
    margin-top: 14px;
}

.file-input {
    width: 100%;
    border: 1px dashed var(--border);
    border-radius: 8px;
    padding: 10px;
    background: #fff;
    font-size: 0.95rem;
}

.inline-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    align-items: center;
}

.inline-actions button,
.page-app section form > button {
    margin-top: 14px;
    padding: 10px 16px;
}

.page-title {
    margin: 0 0 10px;
    font-size: 1.2rem;
    line-height: 1.25;
}

.word-list {
    margin-bottom: 16px;
}

.word-list .warn {
    margin-bottom: 0;
}

.score {
    margin-bottom: 14px;
    font-size: 1.05rem;
    font-weight: 700;
}

.creamat-score {
    font-size: 1.2375rem;
    line-height: 1.25;
}

.creamat-score-value.high {
    color: var(--score-high);
}

.creamat-score-value.mid {
    color: var(--score-mid);
}

.creamat-score-value.low {
    color: var(--score-low);
}

.score-description {
    margin: -8px 0 14px;
    color: var(--muted);
    line-height: 1.45;
    font-size: 0.92rem;
}

.score-columns {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 18px;
    margin-bottom: 14px;
}

.score-columns .score-description {
    margin-bottom: 0;
}

.creamat-overview {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(280px, 0.95fr);
    gap: 28px;
    align-items: start;
    margin-bottom: 18px;
}

.creamat-side .metric-block + .metric-block {
    margin-top: 18px;
}

.matrix-preview-button,
.table-preview-button {
    display: flex;
    flex-direction: column;
    align-items: center;
    border: 0;
    background: transparent;
    color: inherit;
    padding: 0;
    margin: 8px 0 14px;
    text-align: center;
    cursor: pointer;
}

.matrix-preview-button:hover,
.matrix-preview-button:focus-visible,
.table-preview-button:hover,
.table-preview-button:focus-visible {
    outline: none;
}

.matrix-preview-button:hover .thumb,
.matrix-preview-button:focus-visible .thumb,
.table-preview-button:hover .table-thumb,
.table-preview-button:focus-visible .table-thumb {
    box-shadow: 0 0 0 2px var(--accent);
    transform: translateY(-1px);
}

.matrix-preview-label,
.table-preview-label {
    margin-top: 6px;
    color: var(--accent);
    font-size: 0.9rem;
    font-weight: 700;
}

.table-thumb {
    display: grid;
    grid-template-columns: 18px 24px 24px 24px;
    grid-auto-rows: 6px;
    gap: 2px;
    padding: 6px;
    border-radius: 8px;
    background: #e5e7eb;
    transition: box-shadow 120ms ease, transform 120ms ease;
}

.table-thumb-cell {
    border-radius: 2px;
    min-width: 0;
}

.table-thumb-word {
    background: #cbd5e1;
}

.matrix-modal[hidden] {
    display: none;
}

.matrix-modal {
    position: fixed;
    inset: 0;
    z-index: 40;
    display: grid;
    place-items: center;
    padding: 24px;
    background: rgba(15, 23, 42, 0.55);
}

.matrix-modal-panel {
    width: min(1040px, 100%);
    max-height: min(760px, calc(100vh - 48px));
    overflow: hidden;
    border-radius: 10px;
    border: 1px solid var(--border);
    background: var(--panel);
    box-shadow: 0 24px 60px rgba(15, 23, 42, 0.35);
}

.matrix-modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 14px 16px;
    border-bottom: 1px solid var(--border);
}

.matrix-modal-header h2 {
    margin: 0;
    font-size: 1.05rem;
}

.matrix-modal-close {
    border: 0;
    border-radius: 8px;
    background: #e5e7eb;
    color: var(--text);
    padding: 7px 10px;
    cursor: pointer;
    font-size: 0.92rem;
}

.matrix-modal-body {
    max-height: calc(min(760px, 100vh - 48px) - 58px);
    overflow: auto;
    padding: 0 16px 16px;
}

.matrix-modal-body .table-wrap {
    margin-top: 16px;
    max-height: none;
}

.originality-alert {
    margin: 0 0 14px;
    border-left: 4px solid #7c3aed;
    background: #f5f3ff;
    color: #4c1d95;
    padding: 10px 12px;
    font-weight: 700;
}

.originality-description {
    margin: -8px 0 14px;
    border: 1px solid #7c3aed;
    border-radius: 8px;
    background: #ffffff;
    padding: 10px 12px;
    color: var(--muted);
    line-height: 1.45;
    font-size: 0.92rem;
}

.result-section {
    margin-top: 18px;
}

.result-section h2 {
    margin: 0 0 8px;
    font-size: 1.1rem;
}

.table-wrap {
    overflow: auto;
    border: 1px solid var(--border);
    border-radius: 8px;
    margin-top: 12px;
}

.page-matrix-result .table-wrap {
    max-height: 520px;
}

.page-batch .table-wrap {
    max-height: 620px;
    background: #fff;
}

table {
    border-collapse: collapse;
    width: 100%;
}

.page-matrix-result table {
    min-width: 680px;
    table-layout: fixed;
}

.general-matrix-table {
    width: max-content;
    min-width: 100%;
    table-layout: auto;
}

.general-matrix-wrap {
    overflow-x: auto;
}

.general-matrix-table th.word-label {
    min-width: 150px;
    max-width: 220px;
}

.general-matrix-table th.row-label {
    width: 180px;
    min-width: 180px;
    max-width: 220px;
}

.general-matrix-table td {
    min-width: 74px;
    max-width: 96px;
    white-space: nowrap;
    font-variant-numeric: tabular-nums;
}

.page-most-similar table {
    min-width: 560px;
}

.rank-col {
    width: 70px;
}

.similarity-col {
    width: 140px;
}

.page-categorization table {
    min-width: 940px;
}

.page-batch table {
    min-width: 760px;
}

th,
td {
    border: 1px solid var(--border);
    padding: 8px;
    font-size: 0.9rem;
}

.page-matrix-result th,
.page-matrix-result td,
.page-general-result th,
.page-general-result td,
.page-batch th,
.page-batch td {
    text-align: center;
}

.page-most-similar th,
.page-most-similar td,
.page-categorization th,
.page-categorization td {
    text-align: left;
}

.page-categorization th,
.page-categorization td {
    vertical-align: top;
}

thead th {
    background: #f8fafc;
}

.page-matrix-result thead th,
.page-general-result thead th,
.page-batch thead th {
    position: sticky;
    top: 0;
    z-index: 3;
}

.page-matrix-result tbody th,
.page-general-result tbody th {
    position: sticky;
    left: 0;
    background: #f8fafc;
    z-index: 2;
}

.page-matrix-result thead th.row-label,
.page-general-result thead th.row-label,
.creamat-d-table thead th:first-child {
    left: 0;
    z-index: 4;
}

.creamat-d-table thead th {
    z-index: 3;
}

.creamat-d-table tbody th {
    z-index: 2;
}

.creamat-concreteness-col {
    min-width: 130px;
}

th.word-label {
    white-space: normal;
    word-break: break-word;
    overflow-wrap: anywhere;
    min-width: 130px;
    max-width: 180px;
}

th.row-label {
    width: 160px;
    min-width: 160px;
    max-width: 160px;
}

td.diagonal {
    color: #f9fafb;
    font-weight: 700;
}

.word-col {
    width: 180px;
    font-weight: 700;
    background: #f8fafc;
}

.category-cell {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.category-name {
    font-weight: 700;
}

.distance {
    color: var(--muted);
    font-size: 0.84rem;
}

.concreteness-col {
    width: 180px;
}

.inline-form {
    display: inline-block;
    margin: 8px 0 14px;
}

.summary-charts {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 14px;
    margin-top: 16px;
}

.summary-chart,
.concreteness-chart {
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 14px;
    background: #f8fafc;
}

.concreteness-chart {
    margin-top: 16px;
}

.summary-chart h2,
.concreteness-chart h2 {
    margin: 0 0 12px;
    font-size: 1rem;
}

.balance-result {
    margin-bottom: 12px;
    font-weight: 700;
    text-align: center;
}

.balance-scale {
    position: relative;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2px;
    height: 48px;
    margin: 16px 0 12px;
}

.balance-half {
    position: relative;
    overflow: hidden;
    background: #e5e7eb;
}

.balance-left {
    border-radius: 8px 0 0 8px;
}

.balance-right {
    border-radius: 0 8px 8px 0;
}

.balance-fill {
    height: 100%;
}

.balance-left .balance-fill {
    margin-left: auto;
    background: #4f46e5;
}

.balance-right .balance-fill {
    margin-right: auto;
    background: #16a34a;
}

.balance-center-line {
    position: absolute;
    top: -8px;
    bottom: -8px;
    left: 50%;
    width: 2px;
    transform: translateX(-1px);
    background: #111827;
}

.balance-marker {
    position: absolute;
    top: -8px;
    bottom: -8px;
    width: 4px;
    border-radius: 999px;
    background: #dc2626;
    box-shadow: 0 0 0 1px rgba(127, 29, 29, 0.35);
    transform: translateX(-2px);
    z-index: 1;
}

.balance-axis {
    display: flex;
    justify-content: space-between;
    color: var(--muted);
    font-size: 0.84rem;
}

.exploration-balance .balance-left .balance-fill {
    background: #ea580c;
}

.exploration-balance .balance-right .balance-fill {
    background: #0891b2;
}

.chart-legend {
    display: flex;
    flex-wrap: wrap;
    gap: 8px 12px;
    margin-top: 12px;
}

.chart-legend-item {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--muted);
    font-size: 0.88rem;
}

.legend-swatch {
    width: 10px;
    height: 10px;
    border-radius: 2px;
    flex: 0 0 10px;
}

.legend-count {
    color: var(--text);
    font-weight: 700;
}

.category-detail {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-top: 12px;
}

.category-detail-item {
    border: 1px solid #d1d5db;
    border-radius: 999px;
    background: #ffffff;
    color: var(--muted);
    padding: 3px 8px;
    font-size: 0.8rem;
}

.category-detail-count {
    color: var(--text);
    font-weight: 700;
}

.bar-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 12px;
    align-items: end;
    min-height: 170px;
}

.bar-item {
    display: grid;
    grid-template-rows: 110px auto auto;
    gap: 6px;
    min-width: 0;
    text-align: center;
}

.bar-track {
    display: flex;
    align-items: end;
    justify-content: center;
    border-bottom: 1px solid var(--border);
}

.bar {
    width: min(56px, 70%);
    min-height: 4px;
    border-radius: 6px 6px 0 0;
    background: var(--accent);
}

.bar-count {
    font-weight: 700;
    font-size: 1.1rem;
}

.bar-label {
    color: var(--muted);
    font-size: 0.88rem;
    overflow-wrap: anywhere;
}

.history {
    margin-top: 18px;
    border-top: 1px solid var(--border);
    padding-top: 14px;
}

.history h2 {
    margin: 0 0 10px;
    font-size: 1.1rem;
}

.history-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    align-items: start;
    gap: 10px;
}

.page-categorization .history-grid,
.page-most-similar .history-grid {
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
}

.history-card {
    border: 1px solid var(--border);
    border-radius: 10px;
    background: #f8fafc;
    margin: 0;
    padding: 10px;
    overflow: hidden;
}

.history-card:hover {
    border-color: var(--accent);
}

.history-card-button {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    justify-content: flex-start;
    width: 100%;
    height: 100%;
    border: 0;
    background: transparent;
    color: inherit;
    padding: 10px;
    text-align: left;
    font: inherit;
    cursor: pointer;
}

.page-result form.history-card {
    padding: 0;
}

.history-meta {
    display: block;
    font-size: 0.82rem;
    color: var(--muted);
    margin-bottom: 6px;
}

.history-query,
.history-preview,
.history-words {
    font-size: 0.83rem;
    color: #1f2937;
    line-height: 1.35;
}

.history-score {
    display: block;
    font-weight: 700;
    margin-bottom: 6px;
}

.history-time {
    display: block;
    font-size: 0.86rem;
    color: var(--muted);
    margin-bottom: 6px;
}

.history-alert {
    display: block;
    margin: 4px 0 8px;
    color: #4c1d95;
    font-weight: 700;
}

.thumb {
    display: grid;
    grid-template-columns: repeat(7, 10px);
    grid-auto-rows: 10px;
    gap: 1px;
    margin-bottom: 8px;
    width: max-content;
    background: #e5e7eb;
    padding: 3px;
    border-radius: 6px;
}

.thumb-cell {
    width: 10px;
    height: 10px;
    border-radius: 2px;
}

.page-batch .actions {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.map-card {
    margin-top: 18px;
    border: 1px solid var(--border);
    border-radius: 10px;
    background: #f8fafc;
    padding: 14px;
}

.map-card h2 {
    margin: 0;
    font-size: 1.15rem;
}

.chart-wrap {
    position: relative;
    margin-top: 12px;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: #fff;
    padding: 10px;
    overflow-x: auto;
}

canvas {
    width: 100%;
    min-width: 760px;
    height: 320px;
    display: block;
    cursor: pointer;
}

.chart-tooltip {
    position: absolute;
    z-index: 2;
    display: none;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: #111827;
    color: #fff;
    padding: 6px 8px;
    font-size: 0.82rem;
    line-height: 1.35;
    pointer-events: none;
    box-shadow: 0 8px 18px rgba(0, 0, 0, 0.18);
}

.map-card details {
    margin-top: 12px;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: #fff;
}

.map-card details > summary {
    cursor: pointer;
    padding: 10px 12px;
    font-weight: 700;
}

.distance-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
    padding: 0 12px 12px;
}

.distance-list {
    max-height: 280px;
    overflow: auto;
    border: 1px solid var(--border);
    border-radius: 8px;
}

.distance-list h3 {
    position: sticky;
    top: 0;
    margin: 0;
    padding: 8px 10px;
    background: #f8fafc;
    border-bottom: 1px solid var(--border);
    font-size: 0.95rem;
}

.page-distance table {
    width: 100%;
    min-width: 0;
    table-layout: auto;
    border-collapse: collapse;
}

.page-distance td {
    border: 0;
    border-bottom: 1px solid #e5e7eb;
    padding: 7px 10px;
    font-size: 0.86rem;
}

.page-distance td:last-child {
    text-align: right;
    color: var(--muted);
    font-variant-numeric: tabular-nums;
}

@media (max-width: 820px) {
    .creamat-overview {
        grid-template-columns: 1fr;
        gap: 14px;
    }

    .matrix-modal {
        padding: 12px;
    }
}

@media (max-width: 780px) {
    .form-grid,
    .distance-grid {
        grid-template-columns: 1fr;
    }

    .app-header {
        align-items: center;
    }

    .app-logo {
        width: 279px;
        max-width: 62vw;
    }

    .header-actions {
        padding-top: 0;
    }

    .app-version {
        font-size: 0.78rem;
    }
}

@media (max-width: 640px) {
    .page-landing {
        padding: 16px;
    }

    .landing {
        padding: 24px 18px;
    }

    .intro {
        font-size: 0.98rem;
        line-height: 1.58;
    }
}
.input-with-history {
    display: flex;
    align-items: center;
    gap: 0.65rem;
}

.input-with-history .words-box {
    flex: 1;
}

.history-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 1.8rem;
    height: 1.8rem;
    border: 1px solid #cbd5e1;
    border-radius: 999px;
    color: #334155;
    text-decoration: none;
    flex: 0 0 auto;
}

.history-icon svg {
    width: 1.25rem;
    height: 1.25rem;
    fill: none;
    stroke: currentColor;
    stroke-linecap: round;
    stroke-linejoin: round;
    stroke-width: 2;
}

.history-icon:hover,
.history-icon:focus-visible {
    background: #e0f2fe;
    border-color: #0284c7;
}

.tab-link {
    text-decoration: none;
}

.history-tab-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin: 1rem 0;
}

.history-tab-button {
    border: 1px solid #cbd5e1;
    border-radius: 0.5rem;
    background: #f8fafc;
    color: #334155;
    padding: 0.55rem 0.8rem;
    cursor: pointer;
}

.history-tab-button.active {
    background: #0f766e;
    border-color: #0f766e;
    color: white;
}

.history-tab-panel {
    display: none;
}

.history-tab-panel.active {
    display: block;
}

.history-copy-button {
    cursor: copy;
}

.history-copy-button.is-copied {
    outline: 2px solid #0f766e;
    outline-offset: -2px;
}