:root{--primary-color: #2563eb;--primary-hover: #1d4ed8;--bg-color: #f3f4f6;--card-bg: #ffffff;--text-color: #1f2937;--text-muted: #6b7280;--border-color: #e5e7eb;--danger-color: #ef4444}body{font-family:Inter,Noto Sans JP,sans-serif!important;background:var(--bg-color)!important;background-image:none!important;color:var(--text-color);margin:0;padding:0;line-height:1.7;-webkit-font-smoothing:antialiased}.container{max-width:960px;margin:0 auto;padding:0 20px}header{text-align:center;margin:3rem 0}header h1{font-size:2rem;margin-bottom:1rem;color:var(--primary-color);font-weight:700;letter-spacing:.05em}.header-desc{color:var(--text-muted);font-size:.95rem;max-width:600px;margin:0 auto}.privacy-note{font-size:.85rem;color:var(--text-muted);margin-top:.5rem}.warning-text-footer{font-size:.75rem;color:#9ca3af;margin:5px 0 0;text-align:right}.main-content{display:flex;flex-direction:column;gap:2rem}@media(min-width:768px){.main-content{flex-direction:row;align-items:flex-start}.post-form{flex:1;position:sticky;top:20px}.post-list{flex:1.5;margin-top:0}.post-list h2{margin-top:0}}.post-form{background:var(--card-bg);padding:20px;border-radius:12px;box-shadow:0 4px 6px -1px #0000001a,0 2px 4px -1px #0000000f}.post-list h2{font-size:1.25rem;margin-bottom:1rem;border-bottom:2px solid var(--border-color);padding-bottom:.5rem;margin-top:0}textarea{width:100%;padding:12px;border:1px solid var(--border-color);border-radius:8px;resize:vertical;font-family:inherit;font-size:1rem;box-sizing:border-box;transition:border-color .2s}textarea:focus{outline:none;border-color:var(--primary-color);box-shadow:0 0 0 3px #2563eb1a}.form-actions{display:flex;justify-content:space-between;align-items:center;margin-top:10px}.char-count{font-size:.8rem;color:var(--text-muted)}button{background-color:var(--primary-color);color:#fff;border:none;padding:10px 20px;border-radius:8px;cursor:pointer;font-weight:500;transition:background-color .2s}button:hover{background-color:var(--primary-hover)}button:disabled{background-color:var(--text-muted);cursor:not-allowed}.delete-btn{background-color:transparent;color:var(--text-muted);border:1px solid var(--border-color);padding:4px 8px;font-size:.8rem;margin-left:auto}.delete-btn:hover{background-color:#fee2e2;color:var(--danger-color);border-color:#fecaca}.post-list h2{font-size:1.25rem;margin-bottom:1rem;border-bottom:2px solid var(--border-color);padding-bottom:.5rem}.post{background:var(--card-bg);padding:24px;border-radius:12px;margin-bottom:1.5rem;box-shadow:0 4px 6px -1px #0000000d,0 2px 4px -1px #00000008;position:relative;border:1px solid rgba(0,0,0,.03);border-left:5px solid var(--primary-color);transition:transform .2s ease,box-shadow .2s ease}.post:hover{box-shadow:0 10px 15px -3px #0000000d,0 4px 6px -2px #00000006;transform:translateY(-2px)}.post-meta{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px;font-size:.8rem;color:var(--text-muted)}.post-content{white-space:pre-wrap;word-break:break-all}.hidden{display:none}#statusMessage{margin-top:10px;font-size:.9rem;text-align:center}#statusMessage.success{color:green}#statusMessage.error{color:var(--danger-color)}.loading{text-align:center;color:var(--text-muted);padding:20px}.post-guide{margin-bottom:15px;background-color:#f9fafb;padding:10px 15px;border-radius:8px;border:1px solid var(--border-color)}.post-guide p{margin:0 0 5px;font-size:.9rem;font-weight:600;color:var(--text-muted)}.post-guide ul{margin:0;padding:0;list-style:none;display:flex;flex-wrap:wrap;gap:10px}.post-guide li{font-size:.85rem;background-color:#fff;padding:4px 10px;border-radius:15px;border:1px solid var(--border-color);color:var(--text-color)}.main-content.is-p2-plus .post-form{display:none}.main-content.is-p2-plus .post-list{flex:1;width:100%}.main-content.is-p2-plus #postsContainer{display:grid;grid-template-columns:repeat(auto-fill,minmax(450px,1fr));gap:1rem}@media(max-width:767px){.main-content.is-p2-plus #postsContainer{grid-template-columns:1fr}}.pagination{display:flex;justify-content:center;gap:8px;margin-top:2rem;padding-top:1rem;border-top:1px solid var(--border-color)}.page-btn{background-color:#fff;color:var(--text-color);border:1px solid var(--border-color);padding:6px 12px;border-radius:6px;cursor:pointer;font-size:.9rem;transition:all .2s}.page-btn:hover{background-color:#f9fafb;border-color:var(--primary-color);color:var(--primary-color)}.page-btn.active{background-color:var(--primary-color);color:#fff;border-color:var(--primary-color)}.page-btn:disabled{cursor:not-allowed;opacity:.5}.post-number{font-weight:700;color:var(--text-color);margin-right:10px}.admin-badge{background-color:#e5e7eb;color:#4b5563;font-size:.65rem;padding:1px 5px;border-radius:3px;font-weight:600;margin-right:8px}.admin-mode-banner{background-color:#fff7ed;border:1px solid #fdba74;color:#9a3412;padding:10px 15px;border-radius:8px;margin-bottom:20px;display:flex;align-items:center;gap:10px;font-weight:700;font-size:.95rem;box-shadow:0 1px 2px #0000000d}.admin-mode-banner:before{content:"🛡️"}.post-form.admin-active{border:2px solid #fb923c!important;background-color:#fffaf5!important}.post-form.admin-active h2{color:#ea580c}#submitBtn.admin-active{background-color:#ea580c!important;border-color:#ea580c!important;color:#fff!important}#submitBtn.admin-active:hover{background-color:#c2410c!important}.reply-btn{background:none;border:1px solid var(--border-color);color:var(--text-muted);padding:2px 8px;font-size:.75rem;border-radius:4px;margin-left:8px;transition:all .2s}.reply-btn:hover{background-color:#f3f4f6;color:var(--primary-color);border-color:var(--primary-color)}.reply-link{color:var(--primary-color);text-decoration:none;font-weight:500}.reply-link:hover{text-decoration:underline}.hover-preview{position:absolute;z-index:1000;background:#fff;border:2px solid var(--primary-color);border-radius:8px;padding:12px;box-shadow:0 10px 15px -3px #0000001a;max-width:350px;pointer-events:none;font-size:.9rem;animation:fadeIn .15s ease-out}@keyframes fadeIn{0%{opacity:0;transform:translateY(5px)}to{opacity:1;transform:translateY(0)}}.hover-preview .post-meta{margin-bottom:5px;border-bottom:1px solid var(--border-color);padding-bottom:3px}