/* ==========================================================================
   Web Fonts
   ========================================================================== */

@import url("https://fonts.googleapis.com/css2?family=Noto+Sans:wght@400;700;800&family=Noto+Sans+JP:wght@400;700;800&family=Noto+Sans+KR:wght@400;700;800&display=swap");

/* ==========================================================================
   Design tokens / color variables
   ========================================================================== */
:root {
    color-scheme: light;
    --bg: #f7f7f7;
    --surface: #ffffff;
    --surface-soft: #f3f3f3;
    --text: #111111;
    --muted: #666666;
    --line: #e5e5e5;
    --line-strong: #cfcfcf;
    --primary: #111111;
    --primary-strong: #000000;
    --accent: #14b8a6;
    --accent-teal: #14b8a6;
    --accent-orange: #f59e0b;
    --accent-soft: #f4fbfa;
    --focus: #f59e0b;
    --shadow: none;
    --table-bg: #f8f9fa;
    --table-border: #dee2e6;
    --font-sans:
        system-ui,
        -apple-system,
        BlinkMacSystemFont,
        "Segoe UI",
        "Apple SD Gothic Neo",
        "Malgun Gothic",
        "Yu Gothic",
        "Meiryo",
        sans-serif;

    --font-sans-ko:
        "Noto Sans KR",
        "Noto Sans JP",
        "Noto Sans",
        var(--font-sans);

    --font-sans-ja:
        "Noto Sans JP",
        "Noto Sans",
        "Noto Sans KR",
        var(--font-sans);

    --font-sans-en:
        "Noto Sans",
        "Noto Sans JP",
        "Noto Sans KR",
        var(--font-sans);

    --font-mono:
        "Cascadia Mono",
        "Consolas",
        "D2Coding",
        "NanumGothicCoding",
        monospace;

    --font-kaomoji:
        "Segoe UI Symbol",
        "Segoe UI Emoji",
        "Apple Color Emoji",
        "Noto Sans Symbols 2",
        "Noto Sans Symbols",
        "Yu Gothic",
        "Meiryo",
        "Malgun Gothic",
        sans-serif;

    --font-inline-code:
        "D2Coding",
        "NanumGothicCoding",
        "Meiryo",
        "Yu Gothic",
        "Malgun Gothic",
        "Cascadia Mono",
        "Consolas",
        monospace;

}

/* ==========================================================================
   Base reset
   ========================================================================== */
* {
    box-sizing: border-box;
}

/* ==========================================================================
   Global document styles
   ========================================================================== */
html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    background: var(--bg);
    color: var(--text);
    font-family: var(--font-sans);
    line-height: 1.65;
}

a {
    color: inherit;
}

button,
input,
textarea {
    font-family: var(--font-sans);
}

textarea {
    line-height: 1.7;
    font-size: 1.1rem;
}


:lang(ja) {
    font-family: var(--font-sans-ja);
}

:lang(en) {
    font-family: var(--font-sans-en);
}

:lang(ko) {
    font-family: var(--font-sans-ko);
}

/* ==========================================================================
   Header / brand / navigation
  ========================================================================== */
.skip-link {
    position: absolute;
    top: -48px;
    left: 16px;
    z-index: 10;
    padding: 10px 14px;
    background: var(--text);
    color: #fff;
    border-radius: 6px;
}

.skip-link:focus {
    top: 12px;
}

.site-header {
    background: #fff;
    border-bottom: 1px solid var(--line);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    max-width: 1240px;
    margin: 0 auto;
    padding: 8px 20px 0px;
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 0px;
    text-decoration: none;
}

.brand-mark {
    display: block;
    width: 38px;
    height: 38px;
    object-fit: contain;
}

.brand-word {
    display: inline-flex;
    align-items: center;
    color: var(--text);
    font-size: 1.05rem;
    font-weight: 800;
    line-height: 1;
    letter-spacing: -0.02em;
    transform: none;
}

.brand-moji {
    color: var(--accent-orange);
}

.brand-hako {
    color: var(--accent-teal);
}

.intro p,
.tool-heading p,
.note,
.site-footer p {
    color: var(--muted);
}

.note-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex: 0 0 auto;
    width: 14px;
    height: 14px;
    margin-top: 0.45em;
    border-radius: 999px;
    background: var(--focus);
    color: #fff;
    font-size: 13px;
    font-weight: 800;
    line-height: 1;
}

.language-nav,
.tool-nav,
.site-footer nav {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.language-nav a,
.tool-nav a,
.site-footer a {
    text-decoration: none;
}

.language-nav a {
    padding: 2px 0;
    border: 0;
    background: transparent;
    color: var(--muted);
    font-size: 0.9rem;
    font-weight: 700;
}

.language-nav a[aria-current="page"] {
    color: var(--accent-teal);
}

.tool-nav {
    max-width: 1240px;
    margin: 0 auto;
    padding: 0 20px 2px;
}

.tool-nav a {
    padding: 3px 0;
    background: transparent;
    border: 0;
    border-radius: 0;
    color: var(--text);
    font-size: 0.94rem;
    font-weight: 800;
}

.tool-nav a::before {
    content: "[ ";
    color: var(--muted);
}

.tool-nav a::after {
    content: " ]";
    color: var(--muted);
}

.tool-nav a:hover {
    background: transparent;
    border-color: transparent;
    color: var(--accent-orange);
}

.tool-nav a[aria-current="page"] {
    background: transparent;
    border-color: transparent;
    color: var(--accent-teal);
}

/* ==========================================================================
   Page layout
   ========================================================================== */
.home-main {
    max-width: 960px;
    margin: 0 auto;
    padding: 18px 20px 52px;
}


.page-shell {
    display: grid;
    grid-template-columns: minmax(160px, 220px) minmax(0, 900px) minmax(160px, 220px);
    /* grid-template-columns: minmax(160px, 220px) minmax(0, 880px) minmax(160px, 220px); */
    gap: 28px;
    align-items: start;
    max-width: 1436px;
    /* max-width: 1384px; */
    margin: 0 auto;
    padding: 22px 20px 52px;
}

.page-shell::after {
    content: "";
    display: block;
}

.content-column {
    min-width: 0;
}

@media (min-width: 861px) {
    .page-shell > .desktop-ad {
        grid-column: 1;
    }

    .page-shell > .content-column {
        grid-column: 2;
    }

    .page-shell::after {
        grid-column: 3;
    }
}

/* ==========================================================================
   Intro / headings
   ========================================================================== */
.intro {
    margin-bottom: 14px;
}

.home-hero {
    padding: 4px 0 8px;
    text-align: left;
}

.home-hero p {
    max-width: 900px;
}

.home-hero-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 14px;
}

.home-hero-badges span {
    display: inline-flex;
    align-items: center;
    padding: 5px 9px;
    border: 1px solid var(--line);
    border-radius: 999px;
    background: var(--surface);
    color: var(--muted);
    font-size: 0.85rem;
    font-weight: 700;
}

.task-list {
    display: grid;
    gap: 14px;
    margin-top: 16px;
}

.task-item {
    padding: 14px 16px;
    border: 1px solid var(--line);
    border-radius: 6px;
    background: var(--surface);
}

.task-item h3 {
    margin-top: 0;
}

.eyebrow {
    margin: 0 0 4px;
    color: var(--accent);
    font-weight: 800;
}

.tool-title-row {
    display: flex;
    align-items: baseline;
    flex-wrap: wrap;
    gap: 12px;
}

.tool-title-row h1 {
    font-size: 1.3rem;
}

h1,
h2 {
    line-height: 1.0;
    letter-spacing: -0.03em;
}

h1 {
    margin: 0;
    font-size: 1.5rem;
}

.home-hero h1 {
    font-size: 1.5rem;
}

h2 {
    margin: 0 0 10px;
    font-size: 1.25rem;
}

.home-article-list {
    margin: 0;
    padding-left: 1.25rem;
}

.home-article-list li {
    margin: 8px 0;
}

.home-article-list p {
    margin: 4px 0 0;
    color: var(--muted);
    font-size: 0.95rem;
}


/* =========================================================================
 code font
 =========================================================================== */

.guide-section code,
.article-extra code,
.example-grid code {
    font-family: var(--font-inline-code);
    font-size: 1rem;
    font-weight: 700;
    line-height: 1.7;
    letter-spacing: 0.02em;
    vertical-align: 1px;
}

.kaomoji-copy-page .article-extra code,
.kaomoji-copy-page .guide-section code {
    font-family: var(--font-kaomoji);
}

/* ==========================================================================
   Cards / panels
   ========================================================================== */
.tool-panel,
.guide-section,
.tool-hub {
    margin-top: 14px;
    padding: 20px;
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: 4px;
    box-shadow: var(--shadow);
}

.tool-hub {
    box-shadow: var(--shadow);
}

/* ==========================================================================
   Home tool hub
   ========================================================================== */
.tool-hub h2 {
    text-align: left;
    font-size: 1.25rem;
}

.hub-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
    margin-top: 18px;
}

.hub-tile {
    display: flex;
    min-height: 118px;
    align-items: center;
    gap: 16px;
    padding: 18px;
    border: 1px solid var(--line);
    border-radius: 4px;
    background: var(--surface);
    color: var(--text);
    text-align: left;
    text-decoration: none;
    box-shadow: none;
    transition: border-color 160ms ease, color 160ms ease;
}

.hub-tile:hover {
    border-color: var(--accent-teal);
    box-shadow: none;
}

.hub-tile strong,
.hub-tile small {
    display: block;
}

.hub-tile small {
    color: var(--muted);
}

.hub-icon {
    display: grid;
    flex: 0 0 auto;
    width: 52px;
    height: 52px;
    place-items: center;
    border: 1px solid var(--line-strong);
    border-radius: 4px;
    background: #fff;
    color: var(--text);
    font-size: 1.45rem;
    font-weight: 800;
    line-height: 1;
}

.hub-tile.is-muted .hub-icon {
    border-color: var(--line-strong);
    color: var(--muted);
}

.tool-heading {
    display: flex;
    align-items: start;
    justify-content: space-between;
    gap: 18px;
    margin-bottom: 14px;
}

.tool-heading.compact {
    justify-content: flex-end;
    margin-bottom: 12px;
}

.input-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
    margin-bottom: 8px;
}

.input-header .field-label {
    margin-bottom: 0;
}

/* ==========================================================================
   Form fields / textarea
   - Kana Pad is controlled by .kana-output
   ========================================================================== */
.tool-heading p {
    margin: 0;
}

.field-label {
    display: block;
    margin-bottom: 8px;
    font-weight: 800;
}

.text-box {
    display: block;
    width: 100%;
    height: 120px;
    min-height: 120px;
    padding: 14px;
    resize: vertical;
    border: 1px solid var(--line);
    border-radius: 4px;
    background: #fff;
    color: var(--text);
}

.output-box {
    background: #fcfcfc;
}

.converter-tool .converter-textarea {
    height: 80px;
    min-height: 80px;
    border: 1.5px solid var(--line-strong);
    border-radius: 8px;
    background: #fafafa;
}

.converter-tool .converter-textarea:focus {
    outline: none;
    border-color: var(--accent-teal);
    background: #fff;
    box-shadow: 0 0 0 3px rgba(20, 184, 166, 0.12);
}

.converter-tool .converter-textarea.is-cleared {
    border-color: var(--accent-teal);
    background: #fff;
    box-shadow: 0 0 0 3px rgba(20, 184, 166, 0.12);
}

.converter-tool .converter-textarea,
.converter-tool .output-box {
    font-family:
        "Noto Sans JP",
        "Noto Sans KR",
        "Noto Sans",
        "Meiryo",
        "Yu Gothic",
        "Malgun Gothic",
        system-ui,
        sans-serif;
    font-size: 1rem;
    line-height: 1.8;
}


/* .converter-tool .width-textarea { */
/*     padding: 14px; */
/*     font-family: "Noto Sans Mono", "Noto Sans Mono CJK JP", "Cascadia Mono", "Consolas", "SFMono-Regular", monospace; */
/*     font-size: 1rem; */
/*     line-height: 1.7; */
/*     letter-spacing: 0; */
/*     tab-size: 4; */



/* ==========================================================================
   Focus states
   ========================================================================== */
.text-box:focus,
.date-input:focus,
.file-input:focus,
.page-number-input:focus,
button:focus-visible,
a:focus-visible,
summary:focus-visible {
    outline: 3px solid var(--focus);
    outline-offset: 2px;
}

/* ==========================================================================
   Options / toggles
   ========================================================================== */
.option-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin: 8px 0;
    padding: 0;
    border: 0;
}

.option-grid legend {
    width: 100%;
    margin-bottom: 2px;
    font-weight: 800;
}

.option-grid label,
.check-label,
.switch {
    display: flex;
    align-items: center;
    gap: 8px;

    min-height: 36px;
    padding: 5px 12px;

    /* min-height: 44px; */
    /* padding: 8px 12px; */

    border: 1px solid var(--line);
    border-radius: 4px;
    background: var(--surface);
}

.option-grid label:has(input:checked),
.check-label:has(input:checked),
.switch:has(input:checked) {
    border-color: var(--accent-teal);
    background: var(--accent-soft);
    color: var(--text);
}

/* Live switch */
.switch {
    flex: 0 0 auto;
    color: var(--text);
    font-weight: 800;
}

/* ==========================================================================
   Buttons
   ========================================================================== */
.action-row,
.date-row,
.result-header {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
}

.action-row {
    margin: 3px 0 16px;
}

/* 자동변환 변환 row */
.convert-action-row {
    margin-top: 9px;
    margin-bottom: 9px;
}

.result-header {
    justify-content: space-between;
    margin-top: 10px;
    margin-bottom: 8px;
}

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

button {
    min-height: 40px;
    padding: 10px 18px;
    border: 0;
    border-radius: 4px;
    cursor: pointer;
    font-weight: 800;
}

.primary-button {
    background: var(--primary);
    color: #fff;
}

.primary-button:hover {
    background: var(--accent-teal);
}

.live-toggle-inline,
.convert-action-row .primary-button,
.convert-action-row [data-convert] {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 44px;
    padding: 0 16px;
    border-radius: 8px;
    font-size: 0.95rem;
    font-weight: 800;
    line-height: 1;
}

.live-toggle-inline {
    gap: 8px;
    border: 2px solid var(--text);
    background: #fff;
    color: var(--text);
    cursor: pointer;
}

.live-toggle-inline input {
    accent-color: var(--accent-orange);
}

.live-toggle-inline.is-checked {
    border-color: var(--text);
    background: #fff;
    color: var(--text);
}

.convert-action-row .primary-button,
.convert-action-row [data-convert] {
    border: 2px solid var(--text);
    background: var(--text);
    color: #fff;
}

.convert-action-row .primary-button:hover,
.convert-action-row [data-convert]:hover {
    border-color: #000;
    background: #000;
}

.convert-action-row [data-convert][hidden] {
    display: none;
}

.secondary-button,
.copy-button {
    border: 1px solid var(--line);
    background: var(--surface);
    color: var(--text);
}

.copy-button.copied {
    border-color: var(--accent-teal);
    background: var(--accent-soft);
    color: var(--text);
}

/* ==========================================================================
   Japanese era converter
   ========================================================================== */
.date-row {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 12px;
}

.era-preset-row,
.era-year-jump-row,
.era-start-row {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px;
}

.era-preset-row,
.era-year-jump-row {
    justify-content: center;
    width: fit-content;
    max-width: 100%;
    margin: 0 auto 10px;
}

.era-start-row {
    margin: 0 0 16px;
}

.era-preset-button,
.era-start-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--line-strong);
    border-radius: 6px;
    background: #fff;
    color: var(--text);
    font-weight: 800;
}

.era-preset-button {
    min-height: 40px;
    padding: 0 14px;
}

.era-start-button {
    min-height: 34px;
    padding: 0 12px;
    font-size: 0.9rem;
}

.era-preset-button:hover,
.era-start-button:hover {
    border-color: var(--accent-teal);
    background: var(--accent-soft);
}

.date-input {
    flex: 0 0 10rem;
    width: 10rem;
    max-width: 100%;
    min-height: 46px;
    padding: 10px 12px;
    border: 1px solid var(--line);
    border-radius: 4px;
    background: #fff;
}

@media (max-width: 640px) {
    .date-input {
        flex-basis: 100%;
        width: 100%;
    }
}

.era-options {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px 14px;
    margin: 10px 0 14px;
}

.option-title {
    flex-basis: 100%;
    color: var(--muted);
    font-weight: 700;
    font-size: 0.95rem;
}

.option-check {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    min-height: 32px;
    color: var(--text);
    font-weight: 700;
}

.era-output {
    display: block;
    min-height: 58px;
    padding: 14px;
    border: 1px solid var(--line);
    border-radius: 4px;
    background: #fcfcfc;
    font-weight: 800;
}

.note {
    margin: 12px 0 0;
    font-size: 0.95rem;
}

/* ==========================================================================
   Handoff links / notes
   ========================================================================== */
.handoff-links {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px solid var(--line);
}

.handoff-links span {
    color: var(--muted);
    font-size: 0.92rem;
    font-weight: 800;
}

.handoff-links a {
    display: inline-flex;
    min-height: 36px;
    align-items: center;
    padding: 7px 11px;
    border: 1px solid var(--line);
    border-radius: 4px;
    background: #fff;
    color: var(--accent-teal);
    text-decoration: none;
    font-size: 0.92rem;
    font-weight: 800;
}

.handoff-links a:hover {
    border-color: var(--accent-teal);
    background: var(--accent-soft);
}

.status-line {
    min-height: 1.5em;
    color: var(--primary-strong);
    font-weight: 800;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    margin: -1px;
    padding: 0;
    overflow: hidden;
    clip: rect(0 0 0 0);
    clip-path: inset(50%);
    white-space: nowrap;
}

/* ==========================================================================
   Genko yoshi viewer
   - .genko-grid의 cell size가 원고지 표시 밀도와 모바일 적응을 결정
   ========================================================================== */
.genko-control-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.1fr) minmax(280px, 0.9fr);
    gap: 14px;
    align-items: start;
    margin-top: 14px;
}

.genko-control-grid .tool-panel {
    margin-top: 0;
}

.genko-textarea {
    min-height: 230px;
    background: #fafafa;
    border-color: var(--line-strong);
}

.genko-file-row {
    display: grid;
    gap: 8px;
    margin-top: 12px;
}

.file-label {
    font-weight: 800;
}

.file-input {
    width: 100%;
    min-height: 44px;
    padding: 9px 12px;
    border: 1px solid var(--line);
    border-radius: 4px;
    background: #fff;
}

.genko-option-grid {
    margin: 12px 0 16px;
}

.genko-option-grid:last-child {
    margin-bottom: 0;
}

.genko-kinsoku-note {
    flex-basis: 100%;
    margin: 0;
    font-size: 0.88rem;
    line-height: 1.45;
}

.genko-option-grid label.is-disabled {
    color: var(--muted);
    opacity: 0.68;
}

.genko-stats-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 10px;
    margin: 0;
}

.genko-stats-grid div {
    min-width: 0;
    padding: 12px;
    border: 1px solid var(--line);
    border-radius: 4px;
    background: #fcfcfc;
}

.genko-stats-grid dt {
    color: var(--muted);
    font-size: 0.86rem;
    font-weight: 800;
}

.genko-stats-grid dd {
    margin: 4px 0 0;
    font-size: 1.14rem;
    font-weight: 800;
    line-height: 1.2;
}

.genko-viewer-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 14px;
    margin-bottom: 12px;
}

.genko-pager {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    flex-wrap: wrap;
    gap: 8px;
}

.genko-pager[hidden] {
    display: none;
}

.genko-pager button {
    min-height: 36px;
    padding: 7px 12px;
}

.genko-pager button:disabled {
    cursor: not-allowed;
    opacity: 0.45;
}

.page-number-input {
    width: 74px;
    min-height: 36px;
    padding: 6px 8px;
    border: 1px solid var(--line);
    border-radius: 4px;
    background: #fff;
    text-align: center;
    font-weight: 800;
}

.genko-page-total {
    color: var(--muted);
    font-weight: 800;
}

.genko-viewer-scroll {
    container-type: inline-size;
    overflow: visible;
    padding: 14px 18px 30px;
    border: 1px solid var(--line);
    border-radius: 4px;
    background: #f9f9f9;
}

.genko-page-stack {
    display: grid;
    gap: 22px;
}

.genko-paper {
    width: max-content;
    max-width: 100%;
    margin: 0 auto;
}

.genko-paper-title {
    margin-bottom: 8px;
    color: var(--muted);
    text-align: center;
    font-size: 0.86rem;
    font-weight: 800;
}

.genko-grid {
    --genko-cell-size: clamp(14px, calc((100cqw - 2px) / var(--genko-cols)), 30px);
    display: grid;
    grid-template-columns: repeat(var(--genko-cols), var(--genko-cell-size));
    grid-template-rows: repeat(var(--genko-rows), var(--genko-cell-size));
    width: max-content;
    margin-bottom: calc(var(--genko-cell-size) * 1.1);
    border: 1px solid #d8b8a6;
    background: #fffdf9;
    color: var(--text);
    overflow: visible;
}

.genko-grid.is-grid-hidden {
    border-color: transparent;
    background: #fff;
}

.genko-cell {
    position: relative;
    display: grid;
    width: var(--genko-cell-size);
    height: var(--genko-cell-size);
    place-items: center;
    border-right: 1px solid rgba(204, 139, 103, 0.38);
    border-bottom: 1px solid rgba(204, 139, 103, 0.38);
    font-family: var(--font-sans);
    font-size: calc(var(--genko-cell-size) * 0.62);
    line-height: 1;
    overflow: visible;
    writing-mode: vertical-rl;
    text-orientation: upright;
}

.genko-cell.is-borderless {
    border-color: transparent;
}

.genko-token {
    display: inline-grid;
    place-items: center;
}

.genko-token-ascii {
    font-family: var(--font-sans);
    font-size: calc(var(--genko-cell-size) * 0.43);
    letter-spacing: 0;
    line-height: 1;
    white-space: nowrap;
    writing-mode: horizontal-tb;
    text-orientation: mixed;
    transform: rotate(90deg);
    transform-origin: center;
}

.genko-token-bracket {
    font-family: var(--font-sans);
    writing-mode: horizontal-tb;
    text-orientation: mixed;
    transform: rotate(90deg);
    transform-origin: center;
}

.genko-token-quote {
    font-family: var(--font-sans);
    writing-mode: horizontal-tb;
    text-orientation: mixed;
    transform: rotate(90deg);
    transform-origin: center;
}

/* 구두점 */
.genko-token-punctuation {
    position: absolute;
    top: 50%;
    right: 0.12em;
    font-size: calc(var(--genko-cell-size) * 0.54);
    line-height: 1;
    writing-mode: horizontal-tb;
    transform: translateY(-78%);
}

.genko-token-japanese-punctuation {
    right: -0.32em;
}

.genko-cell-mark {
    position: absolute;
    top: calc(50% + var(--genko-mark-offset, 0em));
    right: -0.12em;
    font-size: calc(var(--genko-cell-size) * 0.54);
    line-height: 1;
    pointer-events: none;
    z-index: 2;
    text-orientation: inherit;
    writing-mode: inherit;
    transform: translateY(-48%);
}

.genko-cell-mark {
    color: var(--text);
}

.genko-cell-mark.genko-token-bracket,
.genko-cell-mark.genko-token-quote {
    font-family: "Noto Sans KR", "Noto Sans JP", "Noto Sans", system-ui, sans-serif;
    text-orientation: mixed;
    transform-origin: center;
    writing-mode: horizontal-tb;
}

.genko-cell-mark.genko-token-bracket {
    transform: translateY(-48%) rotate(90deg);
}

.genko-cell-mark-quote {
    right: 0.24em;
    transform: translateY(-8%) rotate(90deg);
    transform-origin: center;
}

.genko-cell-mark-punctuation,
.genko-cell-mark-closing {
    right: -0.18em;
}

.genko-cell-mark-punctuation {
    text-orientation: mixed;
    writing-mode: horizontal-tb;
}

.genko-cell-mark-japanese-punctuation {
    right: -0.32em;
}

.genko-cell-mark-hanging {
    top: calc(100% + 0.18em + var(--genko-mark-offset, 0em));
    right: -0.12em;
    font-size: calc(var(--genko-cell-size) * 0.5);
    transform: none;
}

.genko-cell-mark-hanging.genko-cell-mark-quote {
    right: 0.12em;
    transform: rotate(90deg);
}

/* 밖으로 삐져나간 (괄호) 위치 */
.genko-cell-mark-hanging.genko-token-bracket {
    transform: rotate(90deg);
    right: 0.50em;
}

/* 밖으로 빠져나간 구두점 위치 */
.genko-cell-mark-hanging.genko-cell-mark-japanese-punctuation {
    right: -0.24em;

}

.kaomoji-panel .status-line {
    position: absolute;
    width: 1px;
    height: 1px;
    min-height: 0;
    margin: -1px;
    padding: 0;
    overflow: hidden;
    clip: rect(0 0 0 0);
    clip-path: inset(50%);
    white-space: nowrap;
}

/* ==========================================================================
   Kana Pad
   ========================================================================== */
.kana-result-panel {
    position: static;
    padding: 16px;
    border: 1px solid var(--line);
    border-radius: 12px;
    background: #fff;
}

.kana-pad-panel {
    padding: 0;
    border: 0;
    background: transparent;
}

.kana-workspace {
    display: grid;
    grid-template-columns: minmax(420px, 1.05fr) minmax(380px, 0.95fr);
    gap: 10px;
    align-items: start;
}

.kana-picker-panel {
    display: grid;
    gap: 6px;
    padding: 14px;
    border: 1px solid var(--line);
    border-radius: 12px;
    background: #fff;
}

.kana-pad-panel.is-gojuon-layout .kana-workspace {
    grid-template-columns: minmax(0, 1fr);
}

.kana-pad-panel.is-gojuon-layout .kana-result-panel {
    order: 1;
}

.kana-pad-panel.is-gojuon-layout .kana-picker-panel {
    order: 2;
}

.kana-output {
    min-height: 330px;
}

.kana-pad-panel.is-gojuon-layout .kana-output {
    min-height: 118px;
    height: 118px;
    max-height: 118px;
}

.result-actions {
    display: flex;
    align-items: stretch;
    flex-wrap: wrap;
    gap: 8px;
    margin: 8px 0 0;
}

.action-button {
    min-height: 44px;
    padding: 0 16px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: #fff;
    color: var(--text);
    font-weight: 800;
}

.action-button:hover {
    border-color: var(--accent-teal);
    background: rgba(20, 184, 166, 0.06);
}

.action-button-primary {
    border-color: var(--text);
    background: var(--text);
    color: #fff;
}

.action-button-primary:hover {
    border-color: #000;
    background: #000;
    color: #fff;
}

.utility-toolbar {
    margin: 0;
}

.kana-search-row .search-field {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr);
    gap: 12px;
    align-items: center;
}

.kana-layout-toggle {
    width: fit-content;
    margin: 0px 0 0px;
}

.search-field {
    min-width: 0;
}

.search-input {
    display: block;
    width: 100%;
    min-height: 40px;
    padding: 8px 12px;
    border: 1px solid var(--line);
    border-radius: 4px;
    background: #fff;
    color: var(--text);
}

.search-input:focus-visible,
.kaomoji-face:focus-visible {
    outline: 3px solid var(--focus);
    outline-offset: 2px;
}

.kana-key:focus-visible {
    outline: 2px solid var(--accent-orange);
    outline-offset: 2px;
}

.split-tool-layout {
    display: grid;
    gap: 6px;
}

.kana-grid-shell {
    min-width: 0;
}

.kana-pad-panel.is-gojuon-layout .kana-grid-shell {
    box-sizing: border-box;
    width: 100%;
    max-width: var(--kana-gojuon-shell-width, 760px);
    margin: 0 auto;
    overflow-x: auto;
    overflow-y: hidden;
    padding: 4px;
}

.kana-grid {
    display: grid;
    gap: 5px;
}

.kana-row {
    display: grid;
    grid-template-columns: repeat(5, minmax(44px, 1fr));
    gap: 6px;
}

.kana-grid.is-symbols .kana-row {
    grid-template-columns: repeat(6, minmax(40px, 1fr));
}

.kana-grid.is-gojuon .kana-row {
    grid-template-columns: repeat(var(--kana-gojuon-cols, 10), minmax(40px, 1fr));
    gap: 4px;
}

.kana-key,
.kana-empty {
    min-height: 40px;
    border-radius: 6px;
}

.kana-key {
    display: grid;
    place-items: center;
    padding: 6px;
    border: 1px solid var(--line);
    background: #fff;
    color: var(--text);
    font-size: 1.22rem;
    font-weight: 800;
    line-height: 1.15;
    transition: border-color 140ms ease, background 140ms ease, transform 140ms ease;
    font-family: var(--font-sans-ja);
}

.kana-key:hover {
    border-color: var(--accent-teal);
    background: rgba(20, 184, 166, 0.06);
}

.kana-cell-empty {
    visibility: hidden;
}

.kaomoji-face:hover,
.kaomoji-favorite-button:hover {
    border-color: var(--primary);
}

.kana-key:active,
.kaomoji-face:active {
    transform: translateY(1px);
}

.tab-label-mobile {
    display: none;
}

.kana-key.is-long {
    grid-column: 1 / -1;
    justify-content: start;
    min-height: 42px;
    padding: 8px 10px;
    overflow-wrap: anywhere;
    text-align: left;
    font-size: 1rem;
    line-height: 1.45;
}

.kana-empty {
    display: block;
    border: 1px dashed transparent;
}

.kana-tabs,
.copy-tab-list {
    display: flex;
    gap: 8px;
}

.kana-tabs,
.copy-tab-list button {
    border: 1px solid #111;
    background: #111;
    color: #fff;
}

.kana-tabs {
    display: grid;
    grid-template-columns: repeat(6, minmax(0, 1fr));
    gap: 4px;
    padding: 5px;
    border-radius: 14px;
}

.kana-tab {
    min-width: 0;
    min-height: 36px;
    padding: 0;
    border: 0;
    border-radius: 999px;
    background: transparent;
    color: #fff;
    font-size: 1.15rem;
    text-align: center;
    font-weight: 800;
    white-space: nowrap;
}

.kana-tab:hover {
    background: rgba(255, 255, 255, 0.14);
}

.kana-tab[aria-selected="true"],
.copy-tab-list button[aria-selected="true"] {
    background: var(--accent-orange);
    color: #111;
}

.send-tools {
    margin-top: 16px;
    padding-top: 12px;
    border-top: 1px solid var(--line);
    color: var(--muted);
}

.empty-state {
    margin: 0;
    padding: 18px;
    border: 1px dashed var(--line);
    border-radius: 4px;
    color: var(--muted);
}

/* ==========================================================================
   Kaomoji Copy
   ========================================================================== */
.copy-tab-list {
    flex-wrap: wrap;
    margin: 12px 0 16px;
}

.copy-tab-list button {
    padding: 8px 12px;
    border-radius: 6px;
    font-size: 0.92rem;
    font-weight: 800;
}

.kaomoji-list {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 4px 18px;
}

@media (min-width: 861px) {
    .kaomoji-list {
        max-height: min(62vh, 680px);
        overflow-y: auto;
        overscroll-behavior: contain;
        padding-right: 6px;
        scrollbar-gutter: stable;
        align-content: start;
    }
}

.kaomoji-list .empty-state {
    grid-column: 1 / -1;
}

.kaomoji-item {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 52px;
    gap: 8px;
    align-items: center;
}

.kaomoji-face,
.kaomoji-favorite-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--line);
    border-radius: 4px;
    background: #fff;
    color: var(--text);
}

.kaomoji-face {
    min-height: 40px;
    padding: 10px 14px;
    overflow-wrap: anywhere;
    text-align: center;
    font-size: 1rem;
    font-weight: 800;
    font-family: var(--font-kaomoji);
}

.kaomoji-favorite-button {
    min-width: 52px;
    min-height: 58px;
    padding: 8px 10px;
    font-size: 1.18rem;
}

.kaomoji-face.copied {
    border-color: var(--accent-teal);
    background: var(--accent-soft);
    color: var(--text);
}

.kaomoji-favorite-button[aria-pressed="true"] {
    border-color: var(--accent-orange);
    background: #fffaf0;
    color: var(--text);
}

.kaomoji-copy-toast {
    position: fixed;
    z-index: 220;
    left: 0;
    top: 0;
    padding: 8px 12px;
    border: 2px solid var(--text);
    border-radius: 999px;
    background: var(--text);
    color: #fff;
    font-size: 0.92rem;
    font-weight: 800;
    line-height: 1;
    pointer-events: none;
    opacity: 0;
    transform: translateY(4px);
    transition: opacity 140ms ease, transform 140ms ease;
}

.kaomoji-copy-toast.is-visible {
    opacity: 1;
}

.kaomoji-top-jump {
    display: none;
}

@media (max-width: 900px) {
    .kaomoji-list {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 4px;
    }
}

/* ==========================================================================
   Ad slots
   - .ad-slot의 min-height를 바꾸면 광고 예약 공간 높이가 바뀜
   - .desktop-ad와 .mobile-ad는 반응형 @media에서 표시 여부가 전환
   ========================================================================== */
.ad-slot {
    display: grid;
    place-items: center;
    min-height: 280px;
    padding: 18px;
    border: 1px solid var(--line);
    border-radius: 4px;
    background: #fafafa;
    color: #999999;
    text-align: center;
}

.desktop-ad {
    align-self: start;
}

.mobile-ad {
    display: none;
    margin-top: 22px;
    min-height: 140px;
}

.horizontal-ad {
    margin-top: 14px;
    min-height: 120px;
}

/* ==========================================================================
   Guide / SEO content
   ========================================================================== */
.guide-section h2 {
    margin-top: 24px;
}

.guide-section h2:first-child {
    margin-top: 0;
}

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

.example-grid div {
    padding: 14px;
    border: 1px solid var(--line);
    border-radius: 4px;
    background: #fcfcfc;
}

.example-grid p {
    margin: 6px 0 0;
}

details {
    padding: 12px 0;
    border-top: 1px solid var(--line);
}

details:last-of-type {
    border-bottom: 1px solid var(--line);
}

summary {
    cursor: pointer;
    font-weight: 800;
}

.link-list {
    columns: 2;
    padding-left: 20px;
}

.seo-guide-table {
    width: 100%;
    min-width: 560px;
    border-collapse: collapse;
    margin: 15px 0;
}

.table-scroll {
    overflow-x:auto;
}

.seo-guide-table tr {
    background-color: var(--table-bg);
    border-bottom: 2px solid var(--table-border);
}

.seo-guide-table th,
.seo-guide-table td {
    padding: 10px;
    text-align: left;
    border-bottom: 1px solid var(--line);
}

.seo-guide-table .text-teal {
    color: var(--accent-teal);
}

.seo-guide-table .text-orange {
    color: var(--accent-orange);
}


/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer {
    margin-top: 48px;
    padding: 32px 20px;
    border-top: 1px solid #000;
    background: #111111;
    color: #dddddd;
}

.footer-inner {
    max-width: 960px;
    margin: 0 auto;
}

.site-footer .footer-nav {
    display: grid;
    grid-template-columns: 1fr;
    gap: 28px;
    margin: 0 0 28px;
    padding: 0;
}

.footer-link-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.footer-link-group a {
    color: #dddddd;
    font-weight: 700;
    line-height: 1.6;
    text-decoration: none;
}

.footer-link-group a:hover,
.footer-link-group a:focus {
    color: #ffffff;
    text-decoration: underline;
}

.footer-link-group a[aria-current="page"] {
    color: var(--accent-teal);
    font-weight: 800;
}

.footer-note {
    margin: 0;
    padding-top: 20px;
    border-top: 1px solid #333;
    color: #999;
    text-align: center;
    line-height: 1.7;
}

.copyright {
    margin: 0;
    padding-top: 8px;
    color: #888;
    text-align: center;
    line-height: 1.7;
    font-size: 0.9rem;
}

@media (min-width: 720px) {
    .site-footer .footer-nav {
        grid-template-columns: max-content max-content;
        justify-content: center;
        gap: 200px;
        /* grid-template-columns: 1fr 1fr; */
        /* gap: 48px; */
    }
}

/* ==========================================================================
   Simple pages
   ========================================================================== */
.simple-page {
    max-width: 760px;
    margin: 0 auto;
    padding: 42px 20px 64px;
}

.simple-page h1 {
    margin-bottom: 18px;
}

.simple-page a {
    color: var(--accent-teal);
    font-weight: 800;
}

/* ==========================================================================
   Responsive: tablet
   ========================================================================== */
@media (max-width: 860px) {
    .header-inner {
        align-items: flex-start;
        flex-direction: column;
        padding: 6px 20px 5px;
    }

    .brand {
        align-items: center;
    }

    .page-shell {
        display: block;
        padding: 22px 14px 42px;
    }

    .kana-pad-page {
        padding-bottom: calc(164px + env(safe-area-inset-bottom));
    }

    .page-shell::after {
        display: none;
    }

    .desktop-ad {
        display: none;
    }

    .mobile-ad {
        display: grid;
    }

    .tool-panel,
    .guide-section {
        padding: 14px;
    }

    .tool-heading {
        display: block;
    }

    .kana-workspace {
        display: block;
    }

    .kana-picker-panel {
        gap: 0px;
        padding: 10px;
        border-radius: 8px;
    }

    .input-header {
        align-items: flex-start;
    }

    .split-tool-layout {
        gap: 4px;
    }

    .kana-result-panel {
        position: fixed;
        right: 0;
        bottom: 0;
        left: 0;
        z-index: 100;
        padding: 8px 12px calc(8px + env(safe-area-inset-bottom));
        border-top: 1px solid var(--line);
        border-right: 0;
        border-bottom: 0;
        border-left: 0;
        border-radius: 0;
        background: #fff;
        box-shadow: 0 -4px 16px rgba(0, 0, 0, 0.08);
    }

    .kana-result-panel .input-header {
        align-items: center;
        margin-bottom: 4px;
    }

    .kana-result-panel .field-label {
        font-size: 0.86rem;
        line-height: 1.2;
    }

    .kana-result-panel .status-line {
        min-height: 1.1em;
        font-size: 0.8rem;
        line-height: 1.2;
        text-align: right;
    }

    .kana-result-panel .kana-output {
        height: 52px;
        min-height: 44px;
        max-height: 56px;
        padding: 7px 10px;
        resize: none;
        overflow-y: auto;
        font-size: 1rem;
        line-height: 1.35;
    }

    .kana-result-panel .kana-actions {
        display: grid;
        grid-template-columns: repeat(5, minmax(0, 1fr));
        gap: 6px;
        margin: 6px 0 0;
    }

    .kana-result-panel .kana-actions button {
        width: auto;
        min-width: 0;
        min-height: 44px;
        padding: 0 6px;
    }

    .kana-pad-page.is-gojuon-layout {
        padding-bottom: 42px;
    }

    .kana-pad-panel.is-gojuon-layout .kana-workspace {
        display: grid;
        grid-template-columns: minmax(0, 1fr);
        gap: 10px;
    }

    .kana-pad-panel.is-gojuon-layout .kana-result-panel {
        position: static;
        padding: 12px;
        border: 1px solid var(--line);
        border-radius: 8px;
        box-shadow: none;
    }

    .kana-pad-panel.is-gojuon-layout .kana-result-panel .kana-output {
        min-height: 72px;
        max-height: 96px;
    }

    .kana-pad-panel.is-gojuon-layout .kana-result-panel .kana-actions {
        display: grid;
        grid-template-columns: repeat(5, minmax(0, 1fr));
    }

    .kana-pad-panel.is-gojuon-layout .kana-grid-shell {
        max-width: 100%;
    }

    .kana-pad-panel.is-gojuon-layout .kana-grid.is-gojuon {
        min-width: 420px;
    }

    .kana-pad-panel.is-gojuon-layout .kana-grid.is-gojuon .kana-row {
        grid-template-columns: repeat(var(--kana-gojuon-cols, 10), minmax(34px, 1fr));
    }

    .send-tools {
        margin-top: 12px;
        padding-top: 10px;
    }

    .utility-toolbar {
        display: block;
        margin: 0 0 8px;
    }

    .search-field .field-label {
        margin-bottom: 4px;
        font-size: 0.92rem;
    }

    .search-input {
        min-height: 40px;
        padding: 8px 11px;
    }

    .copy-tab-list {
        flex-wrap: wrap;
        gap: 6px;
        margin: 10px 0 12px;
        overflow-x: visible;
        padding: 0;
    }

    .kana-tabs {
        display: grid;
        grid-template-columns: repeat(6, minmax(0, 1fr));
        gap: 4px;
        padding: 5px;
        border-color: #111;
        border-radius: 12px;
        background: #111;
        overflow-x: visible;
    }

    .copy-tab-list button {
        flex: 0 1 auto;
        min-height: 36px;
        padding: 7px 10px;
        font-size: 0.86rem;
        white-space: nowrap;
    }

    .kaomoji-top-jump {
        position: fixed;
        right: 18px;
        bottom: calc(18px + env(safe-area-inset-bottom));
        z-index: 110;
        display: flex;
        align-items: center;
        justify-content: center;
        width: 54px;
        min-width: 54px;
        height: 54px;
        min-height: 54px;
        padding: 0;
        border: 2px solid var(--text);
        border-radius: 999px;
        background: var(--text);
        color: #fff;
        box-shadow: 0 8px 20px rgba(0, 0, 0, 0.22);
        text-decoration: none;
        font-size: 1.45rem;
        font-weight: 800;
        line-height: 1;
        opacity: 0;
        pointer-events: none;
        transform: translateY(12px);
        transition: opacity 160ms ease, transform 160ms ease;
    }

    .kaomoji-top-jump.is-visible {
        opacity: 1;
        pointer-events: auto;
        transform: translateY(0);
    }

    .kana-tab {
        width: 100%;
        min-width: 0;
        min-height: 40px;
        padding: 0;
        border-radius: 999px;
        color: #fff;
        text-align: center;
        white-space: nowrap;
    }

    .kana-tab:hover {
        border-color: rgba(255, 255, 255, 0.2);
        background: rgba(255, 255, 255, 0.12);
    }

    .kana-tab[aria-selected="true"] {
        border-color: var(--accent-orange);
        background: var(--accent-orange);
        color: #111;
    }

    .tab-label-desktop {
        display: none;
    }

    .tab-label-mobile {
        display: inline;
        font-size: 1.2rem;
        line-height: 1;
    }

    .kana-grid {
        gap: 3px;
        margin-top: 0;
    }

    .kana-row {
        grid-template-columns: repeat(5, minmax(44px, 1fr));
        gap: 4px;
    }

    .kana-key,
    .kana-empty {
        min-width: 0;
        min-height: 44px;
    }

    .kana-key {
        padding: 6px;
        border-width: 2px;
        border-color: var(--line-strong);
        border-radius: 3px;
        font-size: 1.3rem;
    }

    .kana-key.is-long {
        font-size: 0.95rem;
    }

    .switch {
        width: fit-content;
        margin-top: 12px;
    }

    .option-grid,
    .example-grid,
    .hub-grid {
        grid-template-columns: 1fr;
    }

    .genko-control-grid {
        grid-template-columns: 1fr;
    }

    .genko-viewer-header {
        display: block;
    }

    .genko-pager {
        justify-content: flex-start;
        margin-top: 10px;
    }

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

    .link-list {
        columns: 1;
    }
}

/* ==========================================================================
   Responsive: mobile 520px
   ========================================================================== */
@media (max-width: 520px) {
    .brand {
        align-items: flex-start;
        padding: 16px 5px 0px;
    }

    .brand-mark {
        width: 32px;
        height: 32px;
        transform: translateY(-7px);
    }

    .tool-nav a,
    .language-nav a {
        flex: 0 0 auto;
        text-align: left;
    }

    h1 {
        font-size: 1.5rem;
    }

    .text-box {
        min-height: 170px;
    }

    .genko-textarea {
        min-height: 190px;
    }

    button,
    .date-input {
        width: 100%;
    }

    .converter-tool .convert-action-row {
        display: flex;
        flex-wrap: nowrap;
        align-items: center;
    }

    .converter-tool .convert-action-row .live-toggle-inline {
        flex: 0 0 auto;
        min-width: 0;
    }

    .converter-tool .convert-action-row [data-convert] {
        flex: 1 1 auto;
        width: auto;
        min-width: 0;
    }

    .converter-tool {
        display: flex;
        flex-direction: column;
    }

    .converter-tool .result-header {
        display: contents;
    }

    .converter-tool .result-header .field-label {
        order: 10;
        margin-top: 6px;
    }

    .converter-tool .output-box {
        order: 11;
    }

    .converter-tool .result-actions {
        order: 12;
        display: flex;
        flex-wrap: nowrap;
        width: 100%;
        margin-top: 10px;
    }

    .converter-tool .result-actions .copy-button,
    .converter-tool .result-actions .secondary-button {
        flex: 1 1 0;
        width: auto;
        min-width: 0;
    }

    .converter-tool .handoff-links,
    .converter-tool .note {
        order: 13;
    }

    .genko-display-options {
        flex-direction: column;
        align-items: flex-start;
    }

    .genko-display-options label {
        width: auto;
    }

    .era-preset-row,
    .era-year-jump-row {
        width: 100%;
        flex-wrap: nowrap;
    }

    .era-preset-row .era-preset-button,
    .era-year-jump-row .era-preset-button {
        flex: 1 1 0;
        width: auto;
        min-width: 0;
        padding: 0 8px;
    }

    .era-year-jump-row {
        gap: 6px;
    }

    .era-year-jump-row .era-preset-button {
        min-height: 34px;
        padding: 0 4px;
        font-size: 0.86rem;
        line-height: 1.15;
        white-space: nowrap;
    }

    .era-start-row .era-start-button {
        flex: 0 1 auto;
        width: auto;
        min-width: 0;
    }

    .genko-stats-grid {
        display: block;
    }

    .genko-stats-panel {
        padding-top: 12px;
        padding-bottom: 12px;
    }

    .genko-stats-panel h2 {
        margin-bottom: 8px;
    }

    .genko-stats-grid div {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 12px;
        min-height: 34px;
        padding: 6px 10px;
        border-width: 0 0 1px;
        border-radius: 0;
        background: transparent;
    }

    .genko-stats-grid div:first-child {
        border-top: 1px solid var(--line);
    }

    .genko-stats-grid dt {
        font-size: 0.86rem;
        line-height: 1.25;
    }

    .genko-stats-grid dd {
        flex: 0 0 auto;
        margin: 0;
        font-size: 1.05rem;
        text-align: right;
    }

    .genko-viewer-scroll {
        margin-right: -6px;
        margin-left: -6px;
        padding: 0;
        border-right: 0;
        border-left: 0;
        border-radius: 0;
    }

    .genko-grid {
        --genko-cell-size: clamp(14px, calc((100cqw - 2px) / var(--genko-cols)), 34px);
    }

    .genko-paper-title {
        display: none;
    }

    .genko-viewer-panel {
        padding-right: 6px;
        padding-left: 6px;
    }

    .genko-viewer-header {
        margin-bottom: 8px;
    }

    .genko-viewer-header h2 {
        margin-left: 8px;
    }

    .genko-pager button {
        flex: 0 0 auto;
        width: auto;
        min-width: 0;
        min-height: 30px;
        padding: 4px 8px;
        font-size: 0.82rem;
        line-height: 1;
    }

    .page-number-input {
        flex: 0 0 52px;
        width: 52px;
        min-height: 30px;
        padding: 4px 6px;
        font-size: 0.88rem;
    }

    .genko-page-total {
        font-size: 0.82rem;
    }

    .genko-pager {
        gap: 4px;
        margin: 8px 8px 0;
    }

    .kana-key,
    .side-tabs button,
    .copy-tab-list button,
    .kaomoji-face,
    .kaomoji-favorite-button {
        width: auto;
    }

    .kana-row {
        gap: 4px;
    }

    .kana-key,
    .kana-empty {
        min-height: 44px;
    }

    .kaomoji-list {
        grid-template-columns: 1fr;
    }

    .kaomoji-item {
        grid-template-columns: minmax(0, 1fr) auto;
    }

    .result-header .field-label {
        width: 100%;
    }
}

@media (max-width: 640px) and (orientation: portrait) {
    .kana-pad-panel.is-gojuon-layout .kana-grid.is-gojuon {
        min-width: 420px;
    }

    .kana-pad-panel.is-gojuon-layout .kana-grid.is-gojuon .kana-row {
        grid-template-columns: repeat(var(--kana-gojuon-cols, 10), minmax(32px, 1fr));
        gap: 3px;
    }

    .kana-pad-panel.is-gojuon-layout .kana-key,
    .kana-pad-panel.is-gojuon-layout .kana-empty {
        min-height: 38px;
    }
}

@media (max-width: 900px) and (orientation: landscape) {
    .page-shell.kana-pad-page.is-gojuon-layout {
        display: block;
        max-width: none;
        padding: 8px 8px 16px;
    }

    .kana-pad-page.is-gojuon-layout .desktop-ad,
    .kana-pad-page.is-gojuon-layout .mobile-ad {
        display: none;
    }

    .kana-pad-page.is-gojuon-layout .content-column {
        width: 100%;
    }

    .kana-pad-page.is-gojuon-layout .intro {
        margin-bottom: 8px;
    }

    .kana-pad-page.is-gojuon-layout {
        padding-bottom: 20px;
    }

    .kana-pad-panel.is-gojuon-layout .kana-workspace {
        display: grid;
        grid-template-columns: clamp(46px, 8vw, 64px) minmax(0, 1fr) clamp(54px, 9vw, 74px);
        grid-template-rows: auto minmax(0, 1fr);
        gap: 8px;
        align-items: stretch;
    }

    .kana-pad-panel.is-gojuon-layout .kana-result-panel,
    .kana-pad-panel.is-gojuon-layout .kana-picker-panel,
    .kana-pad-panel.is-gojuon-layout .split-tool-layout {
        display: contents;
    }

    .kana-pad-panel.is-gojuon-layout .kana-result-panel .input-header {
        display: none;
    }

    .kana-pad-panel.is-gojuon-layout .kana-result-panel .kana-output {
        grid-column: 1 / -1;
        grid-row: 1;
        position: sticky;
        top: 0;
        z-index: 20;
        height: 58px;
        min-height: 58px;
        max-height: 72px;
        padding: 8px 10px;
        resize: none;
    }

    .kana-pad-panel.is-gojuon-layout .kana-search-row,
    .kana-pad-panel.is-gojuon-layout .kana-layout-toggle {
        display: none;
    }

    .kana-pad-panel.is-gojuon-layout .kana-tabs {
        grid-column: 1;
        grid-row: 2;
        display: flex;
        flex-direction: column;
        width: 100%;
        height: 100%;
        padding: 4px;
        align-self: stretch;
    }

    .kana-pad-panel.is-gojuon-layout .kana-tab {
        flex: 1 1 0;
        min-height: 0;
    }

    .kana-pad-panel.is-gojuon-layout .kana-grid-shell {
        grid-column: 2;
        grid-row: 2;
        align-self: stretch;
        max-width: none;
        padding: 0;
        overflow: hidden;
    }

    .kana-pad-panel.is-gojuon-layout .kana-grid.is-gojuon {
        height: 100%;
        min-width: 0;
        gap: 3px;
    }

    .kana-pad-panel.is-gojuon-layout .kana-grid.is-gojuon .kana-row {
        grid-template-columns: repeat(var(--kana-gojuon-cols, 10), minmax(0, 1fr));
        gap: 3px;
    }

    .kana-pad-panel.is-gojuon-layout .kana-key,
    .kana-pad-panel.is-gojuon-layout .kana-empty {
        min-height: 30px;
    }

    .kana-pad-panel.is-gojuon-layout .kana-key {
        padding: 4px;
        border-width: 1px;
        font-size: 1rem;
    }

    .kana-pad-panel.is-gojuon-layout .kana-result-panel .kana-actions {
        grid-column: 3;
        grid-row: 2;
        display: flex !important;
        grid-template-columns: none;
        flex-direction: column !important;
        gap: 6px;
        margin: 0;
        align-self: stretch;
    }

    .kana-pad-panel.is-gojuon-layout .kana-result-panel .kana-actions button,
    .kana-pad-panel.is-gojuon-layout .kana-result-panel .kana-actions .action-button {
        display: inline-flex;
        flex: 1 1 0;
        width: 100%;
        min-width: 0;
        min-height: 0;
        padding: 0 8px;
        align-items: center;
        justify-content: center;
        overflow: hidden;
        white-space: nowrap;
        font-size: 0 !important;
        line-height: 1;
        writing-mode: horizontal-tb;
    }

    .kana-pad-panel.is-gojuon-layout .kana-result-panel .kana-actions button::before {
        display: block;
        font-size: clamp(0.7rem, 2vw, 0.85rem);
        font-weight: 800;
        line-height: 1;
    }

    .kana-pad-panel.is-gojuon-layout .kana-result-panel .kana-actions [data-kana-action="copy"]::before {
        content: "copy";
    }

    .kana-pad-panel.is-gojuon-layout .kana-result-panel .kana-actions [data-kana-action="clear"]::before {
        content: "clear";
    }

    .kana-pad-panel.is-gojuon-layout .kana-result-panel .kana-actions [data-kana-action="backspace"]::before {
        content: "←";
    }

    .kana-pad-panel.is-gojuon-layout .kana-result-panel .kana-actions [data-kana-action="space"]::before {
        content: "spc";
    }

    .kana-pad-panel.is-gojuon-layout .kana-result-panel .kana-actions [data-kana-action="newline"]::before {
        content: "↵";
    }
}