@import "https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@400;500;700&display=swap";.header{background-color:var(--color-surface);border-bottom:1px solid var(--color-border-light);z-index:10;position:sticky;top:0}.header-container{padding:var(--spacing-sm) var(--spacing-md);justify-content:space-between;align-items:center;max-width:1200px;min-height:64px;margin:0 auto;display:flex}.header-title-container{align-items:baseline;gap:var(--spacing-sm);display:flex}.header-title{color:var(--color-text-main);font-size:1.25rem;font-weight:700;line-height:1.2}.header-subtitle{color:var(--color-text-sub);font-size:.875rem;font-weight:400}.header-badge-container{justify-content:flex-end;align-items:center;min-width:90px;display:flex}.header-nav{gap:var(--spacing-md);margin:0 var(--spacing-lg);flex:1;display:flex}.nav-tab{color:var(--color-text-sub);padding:0 var(--spacing-sm);min-height:var(--min-tap-target);border-bottom:2px solid #0000;border-radius:0;font-size:.875rem;font-weight:700}.nav-tab:hover{color:var(--color-primary)}.nav-tab.active{color:var(--color-primary);border-bottom-color:var(--color-primary)}.nav-tab:focus-visible{outline:3px solid var(--color-primary);outline-offset:-2px}.error-badge,.success-badge{border-radius:var(--radius-xs);border:1px solid #0000;justify-content:center;align-items:center;padding:4px 12px;font-size:.875rem;font-weight:700;display:inline-flex}.error-badge{background-color:var(--color-error-bg);color:var(--color-error);border-color:var(--color-error)}.success-badge{background-color:var(--color-success-bg);color:var(--color-success);border-color:var(--color-success)}@media (width<=768px){.header-subtitle{display:none}}.editor-container{background:var(--color-bg-white);border-radius:var(--radius-sm);border:1px solid var(--color-border);flex-direction:column;height:100%;display:flex;overflow:hidden}.editor-container:focus-within{outline:3px solid var(--color-primary);outline-offset:-1px;border-color:var(--color-primary)}.editor-header{padding:var(--spacing-sm) var(--spacing-md);background-color:var(--color-bg-elevated);border-bottom:1px solid var(--color-border-light);color:var(--color-text-sub);justify-content:space-between;align-items:center;font-size:.875rem;display:flex}.editor-status{align-items:center;gap:var(--spacing-sm);font-weight:500;display:flex}.editor-stats{color:var(--color-text-muted)}.editor-wrapper{background-color:var(--color-bg-white);--editor-font:1rem/1.6 var(--font-family);--editor-padding:var(--spacing-md);flex:1;position:relative;overflow:hidden}.editor-textarea,.editor-highlights{width:100%;height:100%;padding:var(--editor-padding);font:var(--editor-font);white-space:pre-wrap;word-wrap:break-word;resize:none;border:none;position:absolute;top:0;left:0;overflow:auto}.editor-textarea{color:#0000;caret-color:var(--color-text-main);z-index:2;background:0 0;outline:none}.editor-highlights{color:var(--color-text-main);z-index:1;pointer-events:auto;background-color:#0000}.editor-textarea::selection{color:#0000;background-color:#0056b340}[data-theme=dark] .editor-textarea::selection{background-color:#60a5fa59}.error-mark{border-bottom:2px solid var(--color-error);background-color:var(--color-error-bg);cursor:pointer;color:var(--color-text-main);border-radius:var(--radius-xs);padding:2px 0;transition:background-color .2s}.error-mark:hover,.error-mark:focus{outline:2px solid var(--color-error);background-color:#d32f2f26}.error-mark.team-s{border-bottom-color:var(--color-team-s)}.error-mark.team-kii{border-bottom-color:var(--color-team-kii)}.error-mark.team-e{border-bottom-color:var(--color-team-e)}.error-mark.team-kks{border-bottom-color:var(--color-team-kks)}.demo-btn{background-color:var(--color-surface);border:2px solid var(--color-border);color:var(--color-text-main);border-radius:var(--radius-xs);min-height:36px;padding:4px 12px;font-size:.875rem;font-weight:700;transition:all .2s}.demo-btn:hover{background-color:var(--color-border-light)}.demo-btn:focus-visible{outline:3px solid var(--color-primary);outline-offset:2px}.editor-header-actions{align-items:center;gap:16px;display:flex}.editor-footer{justify-content:space-between;align-items:center;margin-top:8px;padding:0 8px;display:flex}.editor-stats{color:var(--color-text-sub);font-size:.9rem}.editor-actions{gap:8px;display:flex}.editor-footer-btn{background-color:var(--color-surface);color:var(--color-text-main);border:2px solid var(--color-border);cursor:pointer;border-radius:4px;padding:4px 12px;font-size:.9rem;font-weight:700;transition:all .2s}.editor-footer-btn:hover{border-color:var(--color-primary);color:var(--color-primary)}.x-share-btn{color:#fff;background-color:#1da1f2;border:none}.x-share-btn:hover{color:#fff;background-color:#1a91da;border:none}.error-mark.is-hovered{border-radius:var(--radius-xs);background-color:var(--color-primary-bg)!important;outline:2px solid var(--color-primary)!important}.editor-spinner{border:2px solid var(--color-border);border-top-color:var(--color-primary);border-radius:50%;width:16px;height:16px;animation:1s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.clear-btn:hover{border-color:var(--color-error);color:var(--color-error);background-color:var(--color-error-bg)}.hashtag-toggle-label{color:var(--color-text-sub);cursor:pointer;-webkit-user-select:none;user-select:none;border-radius:var(--radius-xs);align-items:center;gap:6px;padding:4px 8px;font-size:.85rem;font-weight:600;transition:background-color .2s,color .2s;display:inline-flex}.hashtag-toggle-label:hover{background-color:var(--color-bg-elevated);color:var(--color-text-main)}.hashtag-checkbox{cursor:pointer;accent-color:var(--color-primary);width:15px;height:15px}.warning-mark{cursor:pointer;color:var(--color-text-main);border-radius:var(--radius-xs);background-color:#f59e0b1a;border-bottom:2px dashed #f59e0b;padding:2px 0;transition:background-color .2s}.warning-mark:hover,.warning-mark:focus,.warning-mark.is-hovered{border-radius:var(--radius-xs);background-color:#f59e0b40!important;outline:2px solid #f59e0b!important}.error-list-container{background:var(--color-bg-white);border-radius:var(--radius-sm);border:1px solid var(--color-border);flex-direction:column;height:100%;display:flex;overflow:hidden}.error-list-header{padding:var(--spacing-sm) var(--spacing-md);background-color:var(--color-bg-elevated);border-bottom:1px solid var(--color-border-light);justify-content:space-between;align-items:center;min-height:56px;display:flex}.error-list-title{color:var(--color-text-main);font-size:1rem;font-weight:700}.fix-all-btn{background-color:var(--color-primary);color:#fff;padding:0 var(--spacing-md);border-radius:var(--radius-xs);min-height:var(--min-tap-target);font-size:.875rem;font-weight:700}.fix-all-btn:hover:not(:disabled){background-color:var(--color-primary-dark);text-decoration:underline}.error-list-content{padding:var(--spacing-md);flex:1;overflow-y:auto}.error-list-empty{justify-content:center;align-items:center;gap:var(--spacing-md);height:100%;color:var(--color-success);flex-direction:column;font-size:1rem;font-weight:700;display:flex}.error-list-empty:before{content:"✓";background:var(--color-success-bg);width:48px;height:48px;color:var(--color-success);border-radius:50%;justify-content:center;align-items:center;font-size:1.5rem;display:flex}.error-items{gap:var(--spacing-sm);flex-direction:column;list-style:none;display:flex}.error-item{border:1px solid var(--color-border-light);border-radius:var(--radius-xs);border-left:4px solid var(--color-error);background-color:var(--color-bg-white);display:flex}.error-item:hover,.error-item:focus-within{border-color:var(--color-primary)}.error-item.team-s{border-left-color:var(--color-team-s)}.error-item.team-kii{border-left-color:var(--color-team-kii)}.error-item.team-e{border-left-color:var(--color-team-e)}.error-item.team-kks{border-left-color:var(--color-team-kks)}.error-item-content{padding:var(--spacing-sm) var(--spacing-md);cursor:pointer;min-width:0;min-height:var(--min-tap-target);flex-direction:column;flex:1;justify-content:center;display:flex}.error-item-content:focus-visible{outline:3px solid var(--color-primary);outline-offset:-2px}.error-item-header{margin-bottom:var(--spacing-xs)}.error-item-member{color:var(--color-text-sub);font-size:.75rem;font-weight:700}.error-item-message{margin-bottom:var(--spacing-xs);color:var(--color-text-main);font-size:.875rem;line-height:1.5}.error-item-diff{align-items:center;gap:var(--spacing-sm);background-color:var(--color-bg-elevated);border-radius:var(--radius-xs);border:1px solid var(--color-border-light);padding:4px 8px;font-size:.875rem;display:inline-flex}.error-item-diff .diff-original{color:var(--color-text-sub);text-decoration:line-through}.error-item-diff .diff-suggested{color:var(--color-success);font-weight:700}.error-item-actions{padding:var(--spacing-xs) var(--spacing-md);border-left:1px solid var(--color-border-light);background-color:var(--color-bg-white);align-items:center;display:flex}.fix-btn-small{background-color:var(--color-surface);border:2px solid var(--color-primary);color:var(--color-primary);padding:0 var(--spacing-md);border-radius:var(--radius-xs);min-height:var(--min-tap-target);white-space:nowrap;font-size:.875rem;font-weight:700}.fix-btn-small:hover:not(:disabled){background-color:var(--color-primary-bg);text-decoration:underline}.fix-btn-small:disabled{border-color:var(--color-border-light);color:var(--color-text-muted)}.error-item-actions-column{flex-direction:column;justify-content:center;gap:8px}.suggestion-popup{background-color:var(--color-bg-white);border-radius:var(--radius-sm);box-shadow:var(--shadow-lg);border:1px solid var(--color-border);border-left:6px solid var(--color-error);z-index:1000;flex-direction:column;width:320px;display:flex;position:fixed}.suggestion-popup.team-s{border-left-color:var(--color-team-s)}.suggestion-popup.team-kii{border-left-color:var(--color-team-kii)}.suggestion-popup.team-e{border-left-color:var(--color-team-e)}.suggestion-popup.team-kks{border-left-color:var(--color-team-kks)}.suggestion-header{padding:var(--spacing-sm) var(--spacing-md);border-bottom:1px solid var(--color-border-light);background-color:var(--color-bg-elevated);justify-content:space-between;align-items:center;min-height:48px;display:flex}.suggestion-member{color:var(--color-text-main);font-size:.875rem;font-weight:700}.suggestion-title{color:var(--color-text-sub);font-size:.875rem;font-weight:700}.close-btn{border-radius:var(--radius-xs);width:44px;height:44px;color:var(--color-text-main);background:0 0;border:2px solid #0000;justify-content:center;align-items:center;margin-right:-8px;font-size:1.25rem;display:flex}.close-btn:hover{background-color:var(--color-border-light)}.close-btn:focus-visible{border-color:var(--color-primary);outline:none}.suggestion-body{padding:var(--spacing-md)}.suggestion-message{margin-bottom:var(--spacing-sm);color:var(--color-text-main);font-size:1rem;line-height:1.5}.suggestion-diff{align-items:center;gap:var(--spacing-sm);background-color:var(--color-bg-elevated);padding:var(--spacing-md);border-radius:var(--radius-xs);border:1px solid var(--color-border-light);margin-bottom:var(--spacing-md);font-size:1rem;display:flex}.diff-original{color:var(--color-text-sub);text-decoration:line-through}.diff-arrow{color:var(--color-text-muted)}.diff-suggested{color:var(--color-success);font-weight:700}.suggestion-footer{padding:var(--spacing-md);border-top:1px solid var(--color-border-light);background-color:var(--color-bg-elevated)}.fix-btn{background-color:var(--color-primary);color:#fff;border-radius:var(--radius-xs);width:100%;min-height:var(--min-tap-target);border:2px solid #0000;font-size:1rem;font-weight:700}.fix-btn:hover:not(:disabled){background-color:var(--color-primary-dark);text-decoration:underline}.fix-btn:focus-visible{outline:3px solid var(--color-primary);outline-offset:2px}.fix-btn:disabled{background-color:var(--color-border-light);color:var(--color-text-muted)}@media (width<=768px){.suggestion-popup{border-radius:var(--radius-md) var(--radius-md) 0 0;border-left:none;border-top:6px solid var(--color-error);width:100vw;animation:.3s cubic-bezier(.16,1,.3,1) slideUp;position:fixed;box-shadow:0 -4px 16px #00000026;top:auto!important;bottom:0!important;left:0!important}.suggestion-popup.team-s{border-top-color:var(--color-team-s)}.suggestion-popup.team-kii{border-top-color:var(--color-team-kii)}.suggestion-popup.team-e{border-top-color:var(--color-team-e)}.suggestion-popup.team-kks{border-top-color:var(--color-team-kks)}}@keyframes slideUp{0%{transform:translateY(100%)}to{transform:translateY(0)}}.suggestion-diff-column{flex-direction:column;align-items:stretch}.suggestion-diff-row{align-items:center;gap:8px;display:flex}.suggestion-diff-row-margin{margin-bottom:8px}.suggestion-options-container{flex-direction:column;gap:8px;margin-top:8px;display:flex}.suggestion-options-label{font-size:.875rem}.suggestion-opt-btn{min-height:36px;font-size:.875rem}.suggestion-cancel-btn{background-color:var(--color-surface);color:var(--color-text-main);border:2px solid var(--color-border)}.footer-simple{border-top:1px solid var(--color-border);background-color:var(--color-surface);text-align:center;padding:1rem;font-size:.85rem}.footer-simple-content{justify-content:center;align-items:center;gap:1.5rem;display:flex}.footer-copyright{color:var(--color-text-light)}.footer-link-bold{color:var(--color-primary);font-weight:600;text-decoration:none}.footer-link-bold:hover{text-decoration:underline}.footer-about-link{color:var(--color-text-light);cursor:pointer;background:0 0;border:none;padding:0;font-size:.85rem;text-decoration:underline}.footer-about-link:hover{color:var(--color-primary)}[data-theme=dark] .footer-simple{background-color:var(--color-surface-hover);border-top-color:var(--color-border)}.about-container{max-width:800px;margin:0 auto;padding:2rem 1rem}.about-header{flex-direction:column;gap:1rem;margin-bottom:2rem;display:flex}.back-button{color:var(--color-primary);cursor:pointer;background:0 0;border:none;align-self:flex-start;padding:0;font-size:1rem;font-weight:600}.back-button:hover{text-decoration:underline}.about-title{color:var(--color-text);font-size:1.8rem}.about-section{margin-bottom:3rem}.about-section h3{border-bottom:1px solid var(--color-border);margin-bottom:1rem;padding-bottom:.5rem;font-size:1.2rem}.about-section p{color:var(--color-text);line-height:1.6}.footer-creator-card{text-align:center;background:linear-gradient(135deg,#fff3e0 0%,#ffe0b2 100%);border:1px solid #ffcc80;border-radius:16px;margin-top:1rem;padding:2.5rem 2rem;position:relative;box-shadow:0 4px 20px #f9731626}[data-theme=dark] .footer-creator-card{background:linear-gradient(135deg,#2d1f11 0%,#3e2723 100%);border-color:#5d4037;box-shadow:0 4px 20px #0006}.creator-badge{background-color:var(--color-primary);color:#fff;letter-spacing:.05em;border-radius:20px;padding:4px 16px;font-size:.75rem;font-weight:700;position:absolute;top:-12px;left:50%;transform:translate(-50%);box-shadow:0 2px 8px #f9731666}.creator-title{color:var(--color-text);margin-bottom:1rem;font-size:1.5rem;font-weight:700}.creator-desc{color:var(--color-text-light);max-width:600px;margin:0 auto 1.5rem;font-size:.95rem;line-height:1.6}.creator-twitter-btn{color:#fff;background-color:#000;border-radius:30px;align-items:center;gap:8px;padding:10px 24px;font-size:.95rem;font-weight:600;text-decoration:none;transition:transform .2s,box-shadow .2s;display:inline-flex}[data-theme=dark] .creator-twitter-btn{color:#000;background-color:#fff}.creator-twitter-btn:hover{transform:translateY(-2px);box-shadow:0 4px 12px #0003}.twitter-icon{width:18px;height:18px}.app{background-color:var(--color-bg-elevated);flex-direction:column;height:100vh;display:flex}.main-content{gap:var(--spacing-md);padding:var(--spacing-md);flex-direction:column;flex:1;width:100%;max-width:1200px;margin:0 auto;display:flex}.editor-section,.list-section{flex-direction:column;flex:1;min-height:40vh;display:flex}@media (width>=768px){.main-content{padding:var(--spacing-lg) var(--spacing-xl);flex-direction:row;height:calc(100vh - 64px);min-height:0}.editor-section{flex:3;height:100%}.list-section{flex:2;height:100%}}:root{--color-primary:#0056b3;--color-primary-dark:#004494;--color-primary-bg:#eaf2fb;--color-surface:#fff;--color-bg-white:#fff;--color-bg-elevated:#f5f6f8;--color-border:#8a929a;--color-border-light:#d1d5db;--color-text-main:#1a1c1e;--color-text-sub:#4b5563;--color-text-muted:#6b7280;--color-error:#d32f2f;--color-error-bg:#fce8e8;--color-success:#1e4e2c;--color-success-bg:#e6f4ea;--color-warning:#854d0e;--color-team-s:#ff7f00;--color-team-kii:#00a550;--color-team-e:#07c;--color-team-kks:#d6336c;--spacing-xs:4px;--spacing-sm:8px;--spacing-md:16px;--spacing-lg:24px;--spacing-xl:32px;--spacing-2xl:48px;--radius-xs:2px;--radius-sm:4px;--radius-md:8px;--radius-lg:12px;--shadow-sm:0 1px 2px #0000001a;--shadow-md:0 4px 6px #0000001a;--shadow-lg:0 10px 15px #00000026;--font-family:"Noto Sans JP", sans-serif;--font-size-base:16px;--line-height-base:1.5;--min-tap-target:44px}[data-theme=dark]{--color-primary:#3b82f6;--color-primary-dark:#60a5fa;--color-primary-bg:#1e3a8a;--color-surface:#1e1e1e;--color-bg-white:#121212;--color-bg-elevated:#2a2a2a;--color-border:#4b5563;--color-border-light:#374151;--color-text-main:#f9fafb;--color-text-sub:#d1d5db;--color-text-muted:#9ca3af;--color-error:#ef4444;--color-error-bg:#7f1d1d;--color-success:#10b981;--color-success-bg:#064e3b;--color-warning:#f59e0b}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html{font-size:var(--font-size-base);-webkit-font-smoothing:antialiased}body{font-family:var(--font-family);background-color:var(--color-bg-elevated);color:var(--color-text-main);line-height:var(--line-height-base);min-height:100vh}:focus-visible{outline:3px solid var(--color-primary);outline-offset:2px;border-radius:var(--radius-xs)}a{color:var(--color-primary);text-underline-offset:2px;text-decoration:underline;text-decoration-thickness:1px}a:hover{color:var(--color-primary-dark);text-decoration-thickness:2px}button{cursor:pointer;min-height:var(--min-tap-target);background:0 0;border:none;justify-content:center;align-items:center;font-family:inherit;font-size:1rem;display:inline-flex}button:disabled{cursor:not-allowed;opacity:.6}