:root{--paper: #fbfcfb;--paper-deep: #f3f6f5;--surface: #ffffff;--surface-warm: #f8faf9;--ink: #17211e;--ink-2: #4d5853;--ink-3: #87928d;--ink-4: #c5ccc8;--rule: rgba(23, 33, 30, .08);--rule-strong: rgba(23, 33, 30, .13);--accent: #0b8f82;--accent-deep: #07695f;--accent-soft: #9dded6;--accent-tint: #e8f6f4;--correction: #1f9f9c;--correction-bg: #e8f6f4;--danger: #d6452a;--shadow-soft: 0 14px 36px rgba(23, 33, 30, .08);--shadow-high: 0 30px 72px rgba(23, 33, 30, .16), 0 2px 8px rgba(23, 33, 30, .06);--focus-ring: 0 0 0 3px rgba(11, 143, 130, .14);--motion: cubic-bezier(.2, .8, .2, 1);--font-editor: "BIZ UDGothic", "Noto Sans JP", "Hiragino Sans", "Yu Gothic UI", "Yu Gothic", Meiryo, sans-serif;--font-ui: Inter, "Noto Sans JP", ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Yu Gothic UI", "Yu Gothic", Meiryo, sans-serif;--font-mono: "JetBrains Mono", "SFMono-Regular", Menlo, monospace;color-scheme:light;font-family:var(--font-ui);background:var(--paper);color:var(--ink);font-synthesis:none;text-rendering:optimizeLegibility}*{box-sizing:border-box}body{margin:0;min-width:320px;min-height:100vh;background:linear-gradient(180deg,#ffffff 0%,var(--paper) 34%,var(--paper-deep) 100%)}button,textarea,input,[contenteditable]{font:inherit}button{cursor:pointer;-webkit-tap-highlight-color:transparent}button:disabled{cursor:not-allowed}button:focus-visible,input:focus-visible,[contenteditable]:focus-visible{outline:none;box-shadow:var(--focus-ring)}.app{min-height:100vh;display:flex;flex-direction:column}.topbar{height:64px;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:0 22px;background:var(--surface);border-bottom:1px solid var(--rule);box-shadow:0 2px 10px #1a24210d;z-index:10}.brand{display:flex;align-items:center;gap:12px;min-width:0}.brand-mark{width:34px;height:34px;display:block;border-radius:8px}.brand-name{font-size:23px;font-weight:800;letter-spacing:0;line-height:1}.brand-subtitle{margin-top:4px;font-size:11px;color:var(--ink-3)}.topbar-actions{display:flex;align-items:center;gap:8px}.account-summary{flex:1;min-width:0;display:flex;align-items:center;justify-content:flex-end;gap:8px;color:var(--ink-2);font-size:13px}.account-email{max-width:220px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:var(--ink-3)}.login-required{color:var(--ink-2);font-weight:700}.plan-badge{display:inline-flex;align-items:center;min-height:24px;padding:0 8px;border-radius:6px;font-size:12px;font-weight:800}.plan-badge.free{color:var(--ink-2);background:var(--paper-deep)}.plan-badge.paid{color:var(--accent-deep);background:var(--accent-tint)}.icon-button,.ghost-icon{width:36px;height:36px;display:inline-grid;place-items:center;border:1px solid var(--rule-strong);border-radius:6px;background:var(--surface);color:var(--ink-2)}.icon-button:hover,.ghost-icon:hover{background:var(--surface-warm)}.primary-button,.secondary-button,.apply-button,.ignore-button{display:inline-flex;align-items:center;justify-content:center;gap:7px;border:0;border-radius:9px;min-height:36px;padding:0 14px;font-size:14px;font-weight:700;font-feature-settings:"palt" 1;letter-spacing:0;line-height:1}.primary-button{background:linear-gradient(180deg,#ffffff24,#fff0),var(--accent);color:#fff;box-shadow:0 12px 26px #0b8f8233,inset 0 1px #ffffff2e;transition:transform .18s var(--motion),background-color .18s var(--motion),box-shadow .18s var(--motion),opacity .18s var(--motion)}.primary-button:hover:not(:disabled){background:var(--accent-deep);box-shadow:0 16px 32px #0b8f823d,inset 0 1px #ffffff26;transform:translateY(-2px)}.primary-button:active:not(:disabled){box-shadow:0 8px 18px #0b8f822e,inset 0 1px 2px #00000014;transform:translateY(0)}.primary-button:disabled,.apply-button:disabled{opacity:.55}.secondary-button{background:var(--surface);color:var(--ink-2);border:1px solid var(--rule-strong);transition:transform .18s var(--motion),border-color .18s var(--motion),background-color .18s var(--motion),box-shadow .18s var(--motion)}.secondary-button:hover:not(:disabled){border-color:#0b8f8247;background:var(--surface-warm);box-shadow:0 8px 18px #17211e12;transform:translateY(-1px)}.workspace{flex:1;display:grid;grid-template-columns:minmax(0,1fr) minmax(360px,420px);gap:0;min-height:0}.editor-panel{display:flex;flex-direction:column;min-width:0;min-height:0;padding:12px 12px 12px 18px}.editor-toolbar{min-height:52px;display:flex;align-items:center;gap:10px;padding:10px 12px;background:var(--surface);border:1px solid var(--rule);border-radius:8px;box-shadow:0 8px 18px #1a24210f;z-index:4}.format-group{display:inline-flex;align-items:center;gap:4px;padding:3px;border:1px solid var(--rule-strong);border-radius:7px;background:var(--surface-warm)}.format-button{width:30px;height:30px;display:inline-grid;place-items:center;border:0;border-radius:5px;background:transparent;color:var(--ink-2)}.format-button:hover{background:var(--surface);box-shadow:0 1px 4px #1a24211f}.editor-copy-button{min-height:36px;white-space:nowrap}.char-counter{margin-left:auto;color:var(--ink-3);font-size:12px;white-space:nowrap}.char-counter.danger{color:var(--danger);font-weight:800}.quota-pill{color:var(--ink-2);background:var(--paper-deep);border-radius:6px;padding:5px 8px;font-size:12px;font-weight:700;white-space:nowrap}.quota-pill.danger{color:var(--danger);background:#fff4f1}.editor-shell{position:relative;flex:1;min-height:0;display:grid;grid-template-columns:44px minmax(0,1fr);margin-top:10px;background:var(--surface);border:1px solid var(--rule);border-radius:8px;overflow:hidden}.line-gutter{padding-top:18px;background:var(--surface-warm);border-right:1px solid var(--rule);color:var(--ink-4);-webkit-user-select:none;user-select:none;will-change:transform}.line-number{height:28px;text-align:center;font-size:12px;line-height:28px}.editor-stack{position:relative;min-width:0;min-height:0;overflow:hidden}.highlight-layer,.rich-text-editor{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;padding:18px 22px;border:0;white-space:pre-wrap;overflow-wrap:break-word;word-break:break-word;font-family:var(--font-editor);font-size:17px;line-height:1.95;letter-spacing:0;-moz-tab-size:2;tab-size:2}.highlight-layer{min-height:100%;color:transparent;overflow:visible;pointer-events:none;z-index:1;will-change:transform}.highlight-layer mark{color:inherit;background:transparent;border:0;border-radius:0;padding:0;text-decoration-line:underline;text-decoration-style:solid;text-decoration-color:#1f9f9cd1;text-decoration-thickness:3px;text-decoration-skip-ink:none;text-underline-offset:5px}.highlight-layer .active-mark{background:transparent;box-shadow:none;text-decoration-color:var(--accent-deep);text-decoration-thickness:4px}.rich-text-editor{height:100%;overflow:auto;color:var(--ink);caret-color:transparent;background:transparent;outline:none;z-index:2}.editor-custom-caret{position:absolute;top:0;left:0;z-index:5;width:2px;border-radius:999px;background:var(--accent-deep);pointer-events:none;animation:editor-caret-blink 1.05s steps(2,start) infinite}.rich-text-editor:empty:before{content:attr(data-placeholder);color:var(--ink-4);pointer-events:none}.rich-text-editor::selection{background:#0e9b8b33}.results-panel{display:flex;flex-direction:column;min-height:0;background:var(--surface);border-left:1px solid var(--rule)}.result-header{display:flex;align-items:center;gap:12px;padding:14px 14px 10px;border-bottom:1px solid var(--rule)}.apply-all-button{margin-left:auto;min-height:32px;padding:0 10px}.account-card,.turnstile-card{padding:12px 14px;border-bottom:1px solid var(--rule);background:var(--surface)}.turnstile-execute-host{height:0;overflow:visible;padding:0 14px;background:var(--surface)}.turnstile-execute-host.active{height:auto;min-height:89px;padding:12px 14px;border-bottom:1px solid var(--rule)}.turnstile-widget{min-height:0}.turnstile-execute-host.active .turnstile-widget{min-height:65px}.auth-panel{display:grid;gap:13px}.auth-tabs{display:grid;grid-template-columns:1fr 1fr;gap:6px;padding:4px;border:1px solid rgba(23,33,30,.07);border-radius:10px;background:#f4f7f6}.auth-tabs button{min-height:32px;border:0;border-radius:8px;background:transparent;color:var(--ink-3);font-size:13px;font-weight:700;font-feature-settings:"palt" 1;letter-spacing:0;transition:transform .18s var(--motion),background-color .18s var(--motion),color .18s var(--motion),box-shadow .18s var(--motion)}.auth-tabs button.active{background:var(--surface);color:var(--accent-deep);box-shadow:0 5px 14px #17211e17,inset 0 1px #ffffffdb;transform:translateY(-1px)}.auth-callout{display:flex;align-items:flex-start;gap:8px;padding:10px 11px;border:1px solid rgba(11,143,130,.16);border-radius:11px;background:linear-gradient(180deg,#f1fbfa,#fff);color:var(--accent-deep);font-size:12px;font-weight:800;line-height:1.55}.auth-callout svg{flex:0 0 auto;margin-top:2px}.auth-form{display:grid;gap:10px}.auth-form label,.verification-box label{display:grid;gap:5px}.auth-form span,.verification-box span{color:var(--ink-3);font-size:12px;font-weight:800}.auth-form input,.verification-box input{width:100%;min-height:36px;border:1px solid var(--rule-strong);border-radius:9px;padding:0 12px;color:var(--ink);background:var(--surface);outline:none;transition:border-color .18s var(--motion),box-shadow .18s var(--motion),background-color .18s var(--motion)}.auth-form input:focus,.verification-box input:focus{border-color:var(--accent);box-shadow:var(--focus-ring)}.auth-submit{width:100%;min-height:38px;font-size:14px;font-weight:700}.google-oauth-button{width:100%;min-height:38px;font-size:14px;font-weight:700;color:var(--ink);background:#fff}.google-icon{flex:0 0 auto}.auth-divider{display:flex;align-items:center;gap:8px;color:var(--ink-4);font-size:12px;font-weight:800}.auth-divider:before,.auth-divider:after{content:"";height:1px;flex:1;background:var(--rule)}.auth-note{margin:0;color:var(--ink-3);font-size:12px;line-height:1.5}.auth-note.error-text{color:var(--danger)}.verification-box{display:grid;gap:10px;padding:12px;border:1px solid rgba(214,69,42,.25);border-radius:8px;background:#fff4f1}.verification-box strong{display:block;color:var(--danger);font-size:13px;margin-bottom:4px}.verification-box p{margin:0;color:var(--ink-2);font-size:12px;line-height:1.55}.verification-actions{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:8px}.plan-panel{display:grid;gap:10px}.plan-title{color:var(--ink);font-weight:800}.plan-description{margin-top:3px;color:var(--ink-3);font-size:12px;line-height:1.5}.usage-meter{height:8px;overflow:hidden;border-radius:999px;background:var(--paper-deep)}.usage-meter span{display:block;height:100%;border-radius:inherit;background:var(--accent)}.usage-row{display:flex;justify-content:space-between;gap:8px;color:var(--ink-3);font-size:12px;font-weight:700}.upgrade-button{width:100%}.result-chip{display:inline-flex;align-items:center;gap:7px;color:var(--ink-2);font-size:13px;font-weight:800}.result-chip span{min-width:22px;height:22px;display:inline-grid;place-items:center;border-radius:999px;color:#fff;background:var(--accent);font-size:12px}.result-status{color:var(--ink-3);font-size:13px;font-weight:700}.notice{margin:12px 14px 0;padding:10px 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84px;gap:10px;margin-top:12px}.apply-button{min-width:0;background:var(--accent);color:#fff}.ignore-button{background:var(--paper-deep);color:var(--ink-2)}.apply-button,.ignore-button{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.card-detail{margin-top:12px;padding-top:12px;border-top:1px solid var(--rule);display:grid;gap:10px}.card-detail span{display:inline-block;margin-bottom:4px;color:var(--ink-3);font-size:12px;font-weight:800}.card-detail p{margin:0;color:var(--ink-2);font-size:13px;line-height:1.6}.empty-state{min-height:180px;display:grid;place-content:center;text-align:center;color:var(--ink-3)}.empty-title{color:var(--ink-2);font-weight:800}.empty-text{margin-top:6px;font-size:13px}.loading-state{min-height:180px;display:grid;place-items:center;align-content:center;gap:8px;text-align:center;color:var(--ink-3)}.loading-spinner{color:var(--accent)}.loading-title{color:var(--ink-2);font-weight:800}.loading-text{font-size:13px}.skeleton-card{height:136px;border-radius:8px;background:linear-gradient(90deg,var(--paper-deep),var(--surface-warm),var(--paper-deep));background-size:240% 100%;animation:shimmer 1.1s infinite}.skeleton-card+.skeleton-card{margin-top:10px}.ad-slot{display:grid;place-items:center;border:1px dashed var(--ink-4);border-radius:8px;color:var(--ink-3);font-size:12px;font-weight:700;background:var(--surface-warm)}.ad-slot--live{display:block;overflow:hidden}.ad-slot--live .adsbygoogle{display:block;width:100%;height:100%}.ad-slot-label{color:var(--ink-3);font-size:10px;font-weight:800;letter-spacing:.18em}.ad-slot-line{width:min(72%,360px);height:8px;border-radius:999px;background:#17211e14}.ad-slot-line.short{width:min(48%,240px)}.page-ad-region{display:grid;place-items:center;width:min(var(--content-width),100%);margin:18px auto 0;padding:14px 0 16px;background:transparent;border-top:1px solid var(--rule)}.ad-slot--footer{width:728px;height:90px;max-width:100vw;align-content:center;gap:7px}.legal-footer{padding:9px 14px;border-top:1px solid var(--rule);background:var(--surface);color:var(--ink-3);font-size:11px}.legal-footer nav{display:flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:12px}.legal-footer--compact{border-top-color:var(--rule);background:#fffffff0}.legal-footer--full{padding:12px 16px;font-size:12px}.legal-footer a{color:inherit;text-decoration:none}.legal-footer a:hover{color:var(--accent-deep)}.legal-more{position:relative}.legal-more summary{list-style:none;cursor:pointer;color:var(--ink-3)}.legal-more summary::-webkit-details-marker{display:none}.legal-more summary:after{content:"⌄";margin-left:4px;font-size:10px}.legal-more[open] summary{color:var(--accent-deep)}.legal-more-menu{position:absolute;right:0;bottom:calc(100% + 8px);z-index:12;min-width:150px;display:grid;gap:2px;padding:6px;border:1px solid var(--rule);border-radius:8px;background:var(--surface);box-shadow:0 12px 28px #1a242129}.legal-more-menu a{display:block;padding:7px 8px;border-radius:5px;white-space:nowrap}.legal-more-menu a:hover{background:var(--surface-warm)}.static-app{min-height:100vh;display:flex;flex-direction:column;background:var(--paper-deep)}.static-topbar{min-height:64px;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:0 22px;background:var(--surface);border-bottom:1px solid var(--rule)}.static-brand{display:inline-flex;align-items:center;gap:10px;color:var(--ink);text-decoration:none;font-size:22px;font-weight:800}.static-page{flex:1;padding:42px 18px 56px}.static-page-inner{width:min(860px,100%);margin:0 auto}.static-page h1{margin:0;color:var(--ink);font-size:32px;line-height:1.25;letter-spacing:0}.static-lead{margin:14px 0 0;color:var(--ink-2);font-size:16px;line-height:1.8}.static-section{margin-top:30px}.static-section h2{margin:0 0 10px;color:var(--ink);font-size:19px;letter-spacing:0}.static-section p{margin:8px 0 0;color:var(--ink-2);line-height:1.8}.static-page--pricing .static-page-inner,.static-page--settings .static-page-inner,.static-page--guide .static-page-inner,.static-page--contact .static-page-inner{width:min(1060px,100%)}.static-eyebrow{display:inline-flex;align-items:center;min-height:24px;margin-bottom:12px;border-radius:999px;padding:0 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span{display:inline-flex;align-items:center;gap:7px}.pricing-card-label{width:max-content;border-radius:999px;padding:6px 10px;background:#ffffffc7;color:var(--accent-deep);font-size:12px;font-weight:800}.pricing-price{display:flex;align-items:baseline;gap:4px;margin-top:24px;color:var(--ink);font-family:var(--font-mono)}.pricing-price span{font-size:48px;font-weight:800;line-height:1}.pricing-price small{color:var(--ink-3);font-size:14px;font-weight:700}.pricing-hero-card p,.plan-card p,.static-feature-card p,.contact-panel p,.guide-step p,.settings-row p,.static-faq p{margin:10px 0 0;color:var(--ink-2);line-height:1.75}.pricing-hero-card ul,.plan-card ul{display:grid;gap:9px;margin:20px 0 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button:disabled{color:var(--ink-4)}.correction-count-fab{position:fixed;left:calc(50% + 26px);bottom:16px;z-index:30;transform:translate(-50%);min-height:47px;display:inline-flex;align-items:center;gap:10px;padding:7px 10px 7px 8px;border:1px solid rgba(23,33,30,.08);border-radius:999px;background:#fffffff0;box-shadow:0 16px 42px #17211e24;-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);color:var(--ink-2);font-size:13px}.correction-count-fab>span:first-child{width:22px;height:22px;display:inline-grid;place-items:center;border-radius:999px;background:var(--accent);color:#fff;font-size:12px;font-weight:800}.correction-count-fab button{min-height:32px;display:inline-flex;align-items:center;gap:6px;border:0;border-radius:999px;padding:0 12px;background:#edf8f6;color:var(--accent-deep);font-size:12px;font-weight:800;transition:background-color .18s var(--motion),transform .18s var(--motion)}.correction-count-fab 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.document-title-input{width:100%;max-width:none;height:28px;font-size:16px;line-height:28px}.app-redesign .document-stats{margin-top:2px;font-size:11px;line-height:1.45}.app-redesign .document-stats span{margin:0 5px}.app-redesign .writing-actions{display:flex;align-items:stretch;gap:7px}.app-redesign .quota-chip-wrap,.app-redesign .login-pill{flex:1 1 150px;min-width:0}.app-redesign .quota-control,.app-redesign .login-pill{width:100%;min-width:0;height:36px;justify-content:center}.app-redesign .pro-pill--upgrade{height:36px;flex:0 0 auto;padding:0 11px}.app-redesign .plain-action{width:38px;height:36px;flex:0 0 38px;border-color:var(--rule);background:#ffffffb8}.app-redesign .proofread-button-wrap{order:10;width:100%;flex:1 0 100%}.app-redesign .proofread-main-button{width:100%;height:44px;min-height:44px;justify-content:center;border-radius:10px;font-size:14px;box-shadow:0 12px 26px #0b8f8233}.app-redesign .proofread-disabled-popover{right:0;left:0;width:auto;max-width:none;white-space:normal}.app-redesign .proofread-disabled-popover:before{right:50%}.app-redesign .quota-pop{position:fixed;top:64px;right:10px;left:10px;z-index:80;width:auto}.app-redesign .review-status,.app-redesign .editor-panel{width:100%}.app-redesign .editor-shell{height:clamp(430px,calc(100dvh - 286px),610px);min-height:0;grid-template-columns:42px minmax(0,1fr);border-radius:14px;box-shadow:0 12px 34px #17211e0f}.app-redesign .line-gutter{padding-top:28px;background:linear-gradient(90deg,#f8faf9e6,#fff0)}.app-redesign .line-number{height:29px;padding-right:8px;font-size:10px;line-height:29px}.app-redesign .highlight-layer,.app-redesign .rich-text-editor{padding:28px 14px 36px 4px;font-size:15.5px;line-height:1.86}.app-redesign .highlight-layer mark{margin:-8px -5px;padding:8px 5px;border-radius:5px;-webkit-box-decoration-break:clone;box-decoration-break:clone;text-decoration-thickness:2.5px;text-underline-offset:4px}.app-redesign .highlight-layer mark:hover,.app-redesign .highlight-layer .active-mark{text-decoration-thickness:3.5px}.app-redesign .page-ad-region{width:100%;padding:12px 0 calc(14px + env(safe-area-inset-bottom))}.app-redesign .ad-slot--footer{width:min(100%,336px);min-width:320px;height:100px;margin:0 auto;border-radius:14px}.app-redesign .correction-count-fab{right:10px;bottom:calc(10px + env(safe-area-inset-bottom));left:10px;width:auto;min-height:48px;justify-content:space-between;transform:none;border-radius:14px;padding:8px}.app-redesign .correction-count-fab strong{flex:1;min-width:0}.app-redesign .correction-count-fab button{min-height:34px;padding:0 10px}.app-redesign.correction-open .correction-count-fab{display:none}.app-redesign .inline-popover{position:fixed;top:auto!important;right:10px;bottom:calc(10px + env(safe-area-inset-bottom));left:10px!important;z-index:85;width:auto;max-height:min(58dvh,430px);overflow:auto;border-radius:16px;padding:13px 14px 12px;transform:none!important;overscroll-behavior:contain;touch-action:pan-y}.app-redesign .inline-popover-arrow{display:none}.app-redesign .inline-popover-head{cursor:default}.app-redesign .inline-popover-diff{margin-top:9px;font-size:14px;line-height:1.65}.app-redesign .inline-popover-reason{margin-bottom:10px;font-size:11px}.app-redesign .inline-popover-actions{grid-template-columns:minmax(0,1fr) 104px;gap:8px}.app-redesign .inline-apply,.app-redesign .inline-ignore{min-height:48px;touch-action:manipulation;-webkit-tap-highlight-color:transparent}.app-redesign .inline-popover-nav button{min-height:44px;touch-action:manipulation;-webkit-tap-highlight-color:transparent}.app-redesign .inline-popover-nav{margin-top:10px}}@media(max-width:360px){.app-redesign .topbar-plan-chip{display:none}.app-redesign .writing-actions{gap:6px}.app-redesign .pro-pill--upgrade{padding:0 9px}.app-redesign .editor-shell{grid-template-columns:38px minmax(0,1fr)}.app-redesign .highlight-layer,.app-redesign .rich-text-editor{padding-right:10px;font-size:15px}.app-redesign .inline-popover-actions{grid-template-columns:1fr}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}