*{margin:0;padding:0;box-sizing:border-box}

:root{
  --c-bg:#0d1117;--c-canvas:#161b22;--c-overlay:#1c2128;
  --c-border:#30363d;--c-border-muted:#21262d;
  --c-text:#e6edf3;--c-text-secondary:#8b949e;--c-text-muted:#6e7681;
  --c-accent-fg:#ff6600;--c-accent-em:#3fb950;--c-accent-blue:#58a6ff;
  --c-danger-fg:#f85149;--c-success-fg:#3fb950;
  --c-btn-bg:#21262d;--c-btn-hover:#30363d;--c-btn-active:#282e33;
  --c-fg-default:#e6edf3;--c-fg-muted:#8b949e;
  --c-header-bg:#010409;--c-header-border:#21262d;
  --font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Noto Sans,Helvetica,Arial,sans-serif;
  --font-mono:SFMono-Regular,Consolas,'Liberation Mono',Menlo,monospace;
}

body{font-family:var(--font-family);background:var(--c-bg);color:var(--c-text);line-height:1.5;min-height:100vh;-webkit-font-smoothing:antialiased}

.app{max-width:1280px;margin:0 auto}

/* HEADER */
.header{position:sticky;top:0;z-index:50;background:var(--c-header-bg);border-bottom:1px solid var(--c-header-border)}
.header-content{display:flex;align-items:center;justify-content:space-between;padding:12px 16px;max-width:1280px;margin:0 auto}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--c-text)}
.logo-ycom{width:28px;height:28px;flex-shrink:0}
.logo-text{font-size:15px;font-weight:600;letter-spacing:-.02em}
.logo-accent{color:var(--c-accent-fg)}
.header-right{display:flex;align-items:center;gap:10px}
.time-select{appearance:none;background:var(--c-btn-bg);border:1px solid var(--c-border);color:var(--c-text);padding:5px 28px 5px 10px;font-size:13px;border-radius:6px;cursor:pointer;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%238b949e'%3E%3Cpath d='M4.427 6.427l3.396 3.396a.25.25 0 00.354 0l3.396-3.396A.25.25 0 0011.396 6H4.604a.25.25 0 00-.177.427z'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 8px center;font-family:inherit}
.time-select:focus{outline:none;border-color:var(--c-accent-fg)}
.refresh-btn{width:32px;height:32px;background:var(--c-btn-bg);border:1px solid var(--c-border);color:var(--c-text-secondary);border-radius:6px;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:.15s}
.refresh-btn svg{width:16px;height:16px}
.refresh-btn:hover{background:var(--c-btn-hover);color:var(--c-accent-fg)}
.refresh-btn.loading svg{animation:spin .8s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}

/* VIEWS */
.view{padding:16px 16px 40px}
.hidden{display:none!important}

/* LOADING */
.loading-state{text-align:center;padding:80px 20px}
.loading-pulse{width:48px;height:48px;border-radius:50%;background:var(--c-accent-fg);margin:0 auto 16px;animation:pulse 1.5s ease-in-out infinite}
@keyframes pulse{0%,100%{opacity:.3;transform:scale(.9)}50%{opacity:1;transform:scale(1.05)}}
.loading-text{font-size:14px;color:var(--c-text-secondary);margin-bottom:12px}
.loading-bar{height:4px;background:var(--c-border-muted);border-radius:100px;overflow:hidden;max-width:300px;margin:0 auto}
.loading-bar-fill{height:100%;width:0%;background:var(--c-accent-fg);border-radius:100px;transition:width .4s ease}

/* ERROR */
.error-state{text-align:center;padding:80px 20px}
.error-state p{color:var(--c-danger-fg);margin-bottom:16px;font-size:14px}
.btn-primary{background:var(--c-accent-fg);color:#fff;border:none;padding:7px 16px;border-radius:6px;font-size:14px;font-weight:500;cursor:pointer;transition:.15s}
.btn-primary:hover{filter:brightness(1.1)}

/* STATS */
.stats-row{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:16px}
.stat-chip{background:var(--c-canvas);border:1px solid var(--c-border-muted);border-radius:20px;padding:4px 14px;font-size:12px;color:var(--c-text-secondary)}
.stat-num{color:var(--c-accent-fg);font-weight:700}

/* SORT */
.sort-row{display:flex;gap:6px;margin-bottom:16px;flex-wrap:wrap}
.sort-pill{background:var(--c-btn-bg);border:1px solid var(--c-border);color:var(--c-text-secondary);padding:5px 14px;border-radius:20px;font-size:13px;font-weight:500;cursor:pointer;transition:.15s;font-family:inherit}
.sort-pill:hover{background:var(--c-btn-hover);color:var(--c-text)}
.sort-pill.active{background:var(--c-accent-fg);color:#fff;border-color:var(--c-accent-fg)}

/* REPO LIST */
.repo-list{display:flex;flex-direction:column;gap:8px}

/* REPO CARD - GitHub native style */
.repo-card{background:var(--c-canvas);border:1px solid var(--c-border-muted);border-radius:6px;padding:16px;transition:border-color .15s;position:relative}
.repo-card:hover{border-color:var(--c-border)}
.repo-card.trending .card-title-row::before{content:'';display:inline-block;width:8px;height:8px;border-radius:50%;background:#3fb950;margin-right:6px;box-shadow:0 0 6px #3fb95066;flex-shrink:0}

.card-top{display:flex;align-items:flex-start;justify-content:space-between;margin-bottom:8px}
.card-title-row{display:flex;align-items:center;flex-wrap:wrap;gap:4px;min-width:0;flex:1}
.card-owner{color:var(--c-text-secondary);font-weight:600;font-size:14px;text-decoration:none;flex-shrink:0}
.card-owner:hover{color:var(--c-accent-blue)}
.card-slash{color:var(--c-text-muted);margin:0 1px;font-size:14px}
.card-repo{color:var(--c-accent-blue);font-weight:600;font-size:14px;text-decoration:none;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;min-width:0}
.card-repo:hover{text-decoration:underline}
.card-visibility{color:var(--c-text-muted);font-size:12px;border:1px solid var(--c-border);border-radius:20px;padding:1px 8px;margin-left:6px;flex-shrink:0;text-transform:capitalize;white-space:nowrap}

.card-actions{display:flex;gap:4px;flex-shrink:0;margin-left:8px}
.card-info-btn{width:28px;height:28px;border-radius:6px;background:transparent;border:none;color:var(--c-text-muted);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:.15s}
.card-info-btn:hover{background:var(--c-btn-hover);color:var(--c-accent-blue)}
.card-info-btn svg{width:16px;height:16px}

.card-desc{font-size:14px;color:var(--c-text-secondary);margin-bottom:10px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}

.card-bottom{display:flex;align-items:center;flex-wrap:wrap;gap:12px}
.card-tag{display:flex;align-items:center;gap:5px;font-size:12px;color:var(--c-text-secondary)}
.lang-dot{width:12px;height:12px;border-radius:50%;display:inline-block;flex-shrink:0}
.card-tag strong{color:var(--c-text);font-weight:600}
.card-hn{font-size:12px;color:var(--c-accent-fg);font-weight:600;display:flex;align-items:center;gap:4px}
.card-hn svg{width:14px;height:14px}
.card-comments{font-size:12px;color:var(--c-text-muted);display:flex;align-items:center;gap:4px}
.card-comments svg{width:14px;height:14px}
.card-updated{font-size:12px;color:var(--c-text-muted)}

/* BADGES */
.badge{font-size:10px;font-weight:700;padding:2px 8px;border-radius:20px;text-transform:uppercase;letter-spacing:.03em;flex-shrink:0}
.badge-ask{background:rgba(255,102,0,.12);color:var(--c-accent-fg);border:1px solid rgba(255,102,0,.25)}
.badge-show{background:rgba(139,92,246,.12);color:#a371f7;border:1px solid rgba(139,92,246,.25)}

/* DETAIL VIEW */
.detail-back{display:inline-flex;align-items:center;gap:6px;color:var(--c-accent-blue);font-size:14px;font-weight:500;cursor:pointer;padding:8px 0;margin-bottom:16px;text-decoration:none}
.detail-back:hover{text-decoration:underline}

.detail-header{display:flex;align-items:flex-start;gap:14px;margin-bottom:20px}
.detail-avatar{width:56px;height:56px;border-radius:50%;background:var(--c-overlay);flex-shrink:0;overflow:hidden}
.detail-avatar img{width:100%;height:100%;object-fit:cover}
.detail-title-area{flex:1;min-width:0}
.detail-title{font-size:20px;font-weight:600;display:flex;align-items:center;flex-wrap:wrap;gap:6px;margin-bottom:4px}
.detail-owner-link{color:var(--c-text-secondary);text-decoration:none;font-weight:600}
.detail-owner-link:hover{color:var(--c-accent-blue)}
.detail-repo-link{color:var(--c-accent-blue);text-decoration:none;font-weight:600}
.detail-repo-link:hover{text-decoration:underline}
.detail-desc{font-size:16px;color:var(--c-text-secondary);line-height:1.5}

.detail-tags{display:flex;flex-wrap:wrap;gap:8px;margin:16px 0;border-bottom:1px solid var(--c-border-muted);padding-bottom:16px}
.detail-tag{display:flex;align-items:center;gap:5px;font-size:13px;color:var(--c-text-secondary)}
.detail-tag .lang-dot{width:12px;height:12px}

.detail-section{border:1px solid var(--c-border-muted);border-radius:6px;margin-bottom:16px;overflow:hidden}
.detail-section-head{display:flex;align-items:center;gap:8px;padding:12px 16px;background:var(--c-overlay);font-size:14px;font-weight:600;border-bottom:1px solid var(--c-border-muted)}
.detail-section-head svg{width:16px;height:16px;color:var(--c-text-secondary)}
.detail-section-head .section-count{color:var(--c-text-muted);font-weight:400;margin-left:auto;font-size:13px}

/* HN POSTS IN DETAIL */
.hn-post-item{display:flex;gap:12px;padding:12px 16px;border-bottom:1px solid var(--c-border-muted)}
.hn-post-item:last-child{border-bottom:none}
.hn-post-score{min-width:40px;text-align:center;font-weight:700;color:var(--c-accent-fg);font-size:14px;padding-top:2px}
.hn-post-body{flex:1;min-width:0}
.hn-post-title{font-size:14px;font-weight:500;margin-bottom:4px}
.hn-post-title a{color:var(--c-accent-blue);text-decoration:none}
.hn-post-title a:hover{text-decoration:underline}
.hn-post-meta{font-size:12px;color:var(--c-text-muted);display:flex;gap:12px;flex-wrap:wrap}
.hn-post-meta a{color:var(--c-accent-blue);text-decoration:none}
.hn-post-meta a:hover{text-decoration:underline}

/* README SECTION */
.readme-head{display:flex;align-items:center;gap:8px;padding:12px 16px;background:var(--c-overlay);font-size:14px;font-weight:600;border-bottom:1px solid var(--c-border-muted)}
.readme-head svg{width:16px;height:16px;color:var(--c-text-muted)}
.readme-body{padding:32px;max-width:980px}
.readme-body .markdown-body{color:var(--c-text);font-size:14px;line-height:1.6}
.markdown-body h1{font-size:2em;font-weight:700;border-bottom:1px solid var(--c-border);padding-bottom:.3em;margin:1em 0 .6em}
.markdown-body h2{font-size:1.5em;font-weight:600;border-bottom:1px solid var(--c-border);padding-bottom:.3em;margin:1em 0 .6em}
.markdown-body h3{font-size:1.25em;font-weight:600;margin:1em 0 .4em}
.markdown-body h4{font-size:1em;font-weight:600;margin:1em 0 .3em}
.markdown-body p{margin:0 0 1em}
.markdown-body a{color:var(--c-accent-blue);text-decoration:none}
.markdown-body a:hover{text-decoration:underline}
.markdown-body code{background:var(--c-overlay);padding:2px 6px;border-radius:4px;font-family:var(--font-mono);font-size:85%}
.markdown-body pre{background:var(--c-bg);border:1px solid var(--c-border-muted);border-radius:6px;padding:16px;overflow-x:auto;margin:0 0 1em}
.markdown-body pre code{background:none;padding:0;font-size:85%}
.markdown-body ul,.markdown-body ol{padding-left:2em;margin:0 0 1em}
.markdown-body li{margin-bottom:.25em}
.markdown-body blockquote{border-left:4px solid var(--c-border);padding:0 1em;color:var(--c-text-muted);margin:0 0 1em}
.markdown-body img{max-width:100%;box-sizing:content-box;background:var(--c-bg);border-radius:4px}
.markdown-body table{border-collapse:collapse;width:100%;margin:0 0 1em}
.markdown-body th,.markdown-body td{border:1px solid var(--c-border);padding:6px 13px}
.markdown-body th{font-weight:600;background:var(--c-overlay)}
.markdown-body hr{border:0;border-top:1px solid var(--c-border);margin:1.5em 0}
.readme-empty{padding:32px;text-align:center;color:var(--c-text-muted);font-size:14px}

/* MODAL */
.modal-overlay{position:fixed;inset:0;z-index:100;background:rgba(0,0,0,.6);display:flex;align-items:center;justify-content:center;padding:20px;backdrop-filter:blur(4px)}
.modal-box{background:var(--c-canvas);border:1px solid var(--c-border);border-radius:8px;max-width:560px;width:100%;max-height:80vh;overflow-y:auto;box-shadow:0 8px 32px rgba(0,0,0,.4)}
.modal-header-bar{display:flex;align-items:center;justify-content:space-between;padding:12px 16px;border-bottom:1px solid var(--c-border-muted);font-size:14px;font-weight:600}
.modal-close-btn{background:none;border:none;color:var(--c-text-muted);cursor:pointer;font-size:16px;padding:4px 8px;border-radius:4px}
.modal-close-btn:hover{color:var(--c-text);background:var(--c-btn-hover)}
.modal-hn-item{padding:12px 16px;border-bottom:1px solid var(--c-border-muted)}
.modal-hn-item:last-child{border-bottom:none}
.modal-hn-title{font-size:14px;font-weight:500;margin-bottom:4px}
.modal-hn-title a{color:var(--c-accent-blue);text-decoration:none}
.modal-hn-title a:hover{text-decoration:underline}
.modal-hn-meta{font-size:12px;color:var(--c-text-muted);display:flex;gap:12px}

/* EMPTY */
.empty-state{text-align:center;padding:60px 20px;color:var(--c-text-muted)}
.empty-state p{font-size:14px}

/* RESPONSIVE */
@media(max-width:768px){
  .view{padding:12px 12px 32px}
  .card-visibility{display:none}
  .detail-header{flex-direction:column;align-items:center;text-align:center}
  .detail-title{justify-content:center}
  .detail-tags{justify-content:center}
  .modal-box{max-width:100%}
}