:root{--bg-primary: #0f0f23;--bg-secondary: #1a1a2e;--bg-card: #16213e;--bg-card-hover: #1c2a4a;--text-primary: #e2e8f0;--text-secondary: #94a3b8;--text-muted: #64748b;--accent-primary: #6c5ce7;--accent-secondary: #a855f7;--accent-gradient: linear-gradient(135deg, #6c5ce7, #a855f7);--border-color: rgba(108, 92, 231, .2);--border-subtle: rgba(255, 255, 255, .06);--shadow-card: 0 4px 24px rgba(0, 0, 0, .3);--shadow-card-hover: 0 8px 32px rgba(108, 92, 231, .2);--radius-sm: 6px;--radius-md: 10px;--radius-lg: 16px;--radius-xl: 24px;--font-sans: "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Noto Sans JP", "Yu Gothic", sans-serif;--font-mono: "SF Mono", "Fira Code", monospace;--transition-fast: .15s ease;--transition-base: .25s ease;--max-width: 800px}*,*:before,*:after{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}body{font-family:var(--font-sans);background:var(--bg-primary);color:var(--text-primary);line-height:1.7;min-height:100vh;-webkit-font-smoothing:antialiased}a{color:var(--accent-primary);text-decoration:none;transition:color var(--transition-fast)}a:hover{color:var(--accent-secondary)}img{max-width:100%;height:auto;display:block}.site-header{background:linear-gradient(180deg,#0f0f23f2,#0f0f23d9);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-bottom:1px solid var(--border-subtle);position:sticky;top:0;z-index:100}.header-inner{max-width:var(--max-width);margin:0 auto;padding:1rem 1.25rem;display:flex;align-items:center;justify-content:space-between}.site-logo{display:flex;align-items:center;gap:.5rem;font-size:1.2rem;font-weight:700;color:var(--text-primary)}.site-logo .logo-emoji{font-size:1.5rem}.site-logo .logo-text{background:var(--accent-gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.site-main{max-width:var(--max-width);margin:0 auto;padding:1.5rem 1.25rem 4rem}.article-list{display:flex;flex-direction:column;gap:1rem}.article-card{background:var(--bg-card);border:1px solid var(--border-subtle);border-radius:var(--radius-lg);padding:1.25rem 1.5rem;transition:all var(--transition-base);cursor:pointer;text-decoration:none;color:inherit;display:block}.article-card:hover{background:var(--bg-card-hover);border-color:var(--border-color);box-shadow:var(--shadow-card-hover);transform:translateY(-2px);color:inherit}.article-card .card-meta{display:flex;align-items:center;gap:.75rem;margin-bottom:.5rem;font-size:.8rem;color:var(--text-muted)}.article-card .card-subreddit{display:inline-flex;align-items:center;padding:.15rem .6rem;background:#6c5ce726;color:var(--accent-primary);border-radius:999px;font-size:.75rem;font-weight:600}.article-card .card-title{font-size:1.05rem;font-weight:700;line-height:1.5;color:var(--text-primary);margin-bottom:.5rem}.article-card .card-excerpt{font-size:.85rem;color:var(--text-secondary);line-height:1.6;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.article-card .card-tags{display:flex;flex-wrap:wrap;gap:.4rem;margin-top:.75rem}.tag-chip{display:inline-block;padding:.15rem .5rem;background:#a855f71a;color:var(--accent-secondary);border-radius:4px;font-size:.7rem;font-weight:500}.article-header{margin-bottom:2rem;padding-bottom:1.5rem;border-bottom:1px solid var(--border-subtle)}.article-header h1{font-size:1.5rem;font-weight:800;line-height:1.5;margin-bottom:.75rem;letter-spacing:-.01em}.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:1rem;font-size:.85rem;color:var(--text-muted)}.article-source{display:inline-flex;align-items:center;gap:.6rem;padding:.8rem 1.5rem;background:linear-gradient(135deg,var(--primary-light),var(--primary-dark));border-radius:50px;color:#fff;font-weight:600;font-size:.95rem;text-decoration:none;transition:transform .2s,box-shadow .2s,opacity .2s;box-shadow:0 4px 15px #6e40c94d}.article-source:hover{transform:translateY(-2px);box-shadow:0 6px 20px #6e40c966;opacity:.9;color:#fff}.article-source:active{transform:translateY(0)}.article-content{font-size:1rem;line-height:1.8;color:var(--text-primary)}.article-content p{margin-bottom:1.5rem}.article-content br{content:"";display:block;margin-top:.5rem}.article-content .op-post{background:#6c5ce70d;border-left:4px solid var(--accent-primary);border-radius:4px;padding:1.25rem 1.75rem;margin:2rem 0;font-size:.95rem;color:var(--text-secondary);box-shadow:inset 0 0 20px #0003}.article-content .comment-block{background:var(--bg-secondary);border:1px solid var(--border-subtle);border-radius:var(--radius-md);padding:1.5rem 1.75rem;margin:1.5rem 0;box-shadow:var(--shadow-card)}.article-content .comment-label{display:block;font-size:.9rem;font-weight:800;color:#4ade80;margin-bottom:.75rem;border-bottom:1px dashed rgba(74,222,128,.2);padding-bottom:.25rem}.article-content .comment-score{display:block;margin-top:1rem;font-size:.8rem;color:var(--text-muted);text-align:right;font-family:var(--font-mono)}.article-content .admin-comment{background:linear-gradient(135deg,#6c5ce726,#a855f726);border:2px solid var(--accent-primary);border-radius:var(--radius-lg);padding:1.5rem;margin:3rem 0;position:relative}.article-content .admin-comment:before{content:"🖊️ 管理人のつぶやき";position:absolute;top:-12px;left:20px;background:var(--accent-primary);color:#fff;padding:2px 12px;font-size:.75rem;font-weight:700;border-radius:4px}.site-footer{max-width:var(--max-width);margin:0 auto;padding:2rem 1.25rem;text-align:center;font-size:.8rem;color:var(--text-muted);border-top:1px solid var(--border-subtle)}.skeleton{background:linear-gradient(90deg,var(--bg-card) 25%,var(--bg-card-hover) 50%,var(--bg-card) 75%);background-size:200% 100%;animation:shimmer 1.5s infinite;border-radius:var(--radius-sm)}@keyframes shimmer{0%{background-position:-200% 0}to{background-position:200% 0}}.empty-state{text-align:center;padding:4rem 2rem;color:var(--text-muted)}.empty-state .emoji{font-size:3rem;margin-bottom:1rem}.empty-state h2{font-size:1.2rem;margin-bottom:.5rem;color:var(--text-secondary)}@media(max-width:600px){.site-main{padding:1rem .75rem 3rem}.article-card{padding:1rem 1.1rem;border-radius:var(--radius-md)}.article-header h1{font-size:1.25rem}}