*{box-sizing:border-box;margin:0;padding:0}
body{background:#080808;color:#e8e0d0;font-family:"Noto Sans TC",sans-serif;font-size:15px;min-height:100vh}
a{color:#d4a647;text-decoration:none}
a:hover{text-decoration:underline}

/* ── Password ── */
#pw-overlay{position:fixed;inset:0;background:#080808;z-index:9999;display:flex;align-items:center;justify-content:center}
.pw-box{background:#0d0d14;border:1px solid #1e1e2e;border-radius:8px;padding:40px 36px;text-align:center;width:100%;max-width:360px}
.pw-box h2{font-size:18px;font-weight:700;color:#fff;margin-bottom:6px}
.pw-box p{font-size:13px;color:#888;margin-bottom:16px}
.pw-box input{width:100%;background:#1a1a2e;border:1px solid #2a2a3e;color:#e8e0d0;padding:10px 14px;border-radius:4px;font-size:15px;font-family:inherit;outline:none;text-align:center;letter-spacing:.15em;margin-bottom:12px;transition:border-color .2s}
.pw-box input:focus{border-color:#d4a647}
.pw-box button{width:100%;background:#d4a647;color:#080808;border:none;padding:11px;border-radius:4px;font-size:14px;font-weight:700;font-family:inherit;cursor:pointer;transition:background .2s}
.pw-box button:hover{background:#e8bc5a}
.pw-error{color:#ef5350;font-size:12px;margin-top:8px;min-height:18px}

/* ── Layout ── */
#app{display:none}
.page-header{background:#0d0d14;border-bottom:1px solid #1e1e2e;padding:16px 24px;display:flex;align-items:center;gap:16px;flex-wrap:wrap}
.back-btn{color:#d4a647;font-size:13px;border:1px solid #d4a64766;padding:6px 14px;border-radius:4px;transition:background .2s;white-space:nowrap}
.back-btn:hover{background:#d4a64720;text-decoration:none}
.page-title{font-size:20px;font-weight:700;color:#fff}
.page-subtitle{font-size:12px;color:#888;margin-top:2px}
.stats-bar{padding:8px 24px;background:#0a0a12;border-bottom:1px solid #1e1e2e;font-size:12px;color:#666;display:flex;gap:16px;flex-wrap:wrap}
.stats-bar b{color:#d4a647}

/* ── Tabs ── */
.tab-bar{background:#0d0d14;border-bottom:1px solid #1e1e2e;padding:0 24px;display:flex;overflow-x:auto}
.tab{padding:14px 20px;font-size:14px;font-weight:600;color:#888;cursor:pointer;border-bottom:2px solid transparent;transition:all .2s;user-select:none;white-space:nowrap}
.tab.active{color:#d4a647;border-bottom-color:#d4a647}
.tab:hover:not(.active){color:#bbb}

/* ── Keyword/company panels ── */
.search-wrap{padding:20px 24px;background:#080808;border-bottom:1px solid #111}
.search-box{position:relative;max-width:600px}
.search-box input{width:100%;background:#1a1a2e;border:1px solid #2a2a3e;color:#e8e0d0;padding:11px 44px 11px 16px;border-radius:6px;font-size:15px;font-family:inherit;outline:none;transition:border-color .2s}
.search-box input:focus{border-color:#d4a647}
.clear-btn{position:absolute;right:12px;top:50%;transform:translateY(-50%);background:none;border:none;color:#666;font-size:18px;cursor:pointer;padding:2px 4px;transition:color .2s;display:none}
.clear-btn:hover{color:#d4a647}
.clear-btn.visible{display:block}
.search-hint{font-size:12px;color:#666;margin-top:8px}
.results{padding:0 24px 40px}
.result-count{font-size:12px;color:#666;padding:12px 0 8px}
.result-count b{color:#d4a647}
.company-card{background:#0d0d14;border:1px solid #1e1e2e;border-radius:6px;padding:14px 16px;margin-bottom:10px}
.company-header{display:flex;align-items:center;gap:10px;margin-bottom:10px;flex-wrap:wrap}
.co-symbol{color:#d4a647;font-weight:700;font-size:15px;font-family:monospace;min-width:80px}
.co-name{color:#fff;font-weight:600;font-size:14px}
.co-name-zh{color:#aaa;font-size:13px;margin-left:2px}
.co-sector{font-size:12px;color:#888;background:#1a1a2e;padding:2px 8px;border-radius:10px}
.co-industry{font-size:11px;color:#666;margin-top:3px}
.co-summary{font-size:13px;color:#b0a898;line-height:1.6;margin:10px 0 12px;padding:10px 12px;background:#111;border-left:2px solid #d4a64740;border-radius:0 4px 4px 0}
.kw-list{display:flex;flex-wrap:wrap;gap:6px}
.kw-tag{display:inline-flex;align-items:center;gap:4px;padding:4px 10px;border-radius:12px;font-size:12px;cursor:pointer;transition:all .2s;user-select:none}
.kw-tag:hover{opacity:.8;transform:scale(1.02)}
.kw-high{background:#1e2a1e;border:1px solid #4caf5044}
.kw-mid{background:#1e1e2a;border:1px solid #5c6bc044}
.kw-low{background:#1e1e1e;border:1px solid #33333344}
.kw-tag .kw-zh{font-weight:600;color:#e8e0d0;font-size:13px}
.kw-tag .kw-en{color:#666;font-size:11px}
.kw-tag .kw-dot{color:#444;margin:0 1px}
.kw-result-card{background:#0d0d14;border:1px solid #1e1e2e;border-radius:6px;padding:16px;margin-bottom:10px}
.kw-result-header{display:flex;align-items:baseline;gap:8px;margin-bottom:12px;flex-wrap:wrap}
.kw-result-zh{font-size:16px;font-weight:700;color:#fff}
.kw-result-en{font-size:13px;color:#777}
.kw-result-count{font-size:12px;color:#888;margin-left:auto}
.kw-co-list{display:flex;flex-direction:column;gap:6px}
.kw-co-item{background:#1a1a2e;border:1px solid #2a2a3e;border-radius:6px;padding:10px 14px;cursor:pointer;transition:all .2s}
.kw-co-item:hover{border-color:#d4a647;background:#d4a64710}
.kw-co-header{display:flex;align-items:baseline;gap:8px;flex-wrap:wrap}
.kw-co-sym{color:#d4a647;font-weight:700;font-family:monospace;font-size:13px;flex-shrink:0}
.kw-co-namez{color:#ddd;font-size:13px;font-weight:500}
.kw-co-name{color:#666;font-size:11px}
.kw-co-sum{color:#888;font-size:12px;line-height:1.5;margin-top:4px}

/* ── Correlation cluster panel ── */
#corr-panel{display:none}
.corr-toolbar{padding:14px 24px;background:#080808;border-bottom:1px solid #111;display:flex;flex-wrap:wrap;gap:12px;align-items:center}
.corr-search-box{position:relative;flex:1;min-width:200px;max-width:420px}
.corr-search-box input{width:100%;background:#1a1a2e;border:1px solid #2a2a3e;color:#e8e0d0;padding:9px 36px 9px 14px;border-radius:6px;font-size:14px;font-family:inherit;outline:none;transition:border-color .2s}
.corr-search-box input:focus{border-color:#d4a647}
.corr-search-box .cs-clear{position:absolute;right:10px;top:50%;transform:translateY(-50%);background:none;border:none;color:#666;font-size:16px;cursor:pointer;display:none}
.corr-search-box .cs-clear.visible{display:block}
.corr-search-box .cs-clear:hover{color:#d4a647}

/* Threshold toggle */
.thresh-bar{padding:10px 24px;background:#080808;border-bottom:1px solid #111;display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.thresh-label{font-size:12px;color:#666;margin-right:4px;white-space:nowrap}
.thresh-btn{background:#1a1a2e;border:1px solid #2a2a3e;color:#888;padding:5px 14px;border-radius:4px;font-size:13px;font-weight:600;font-family:inherit;cursor:pointer;transition:all .2s}
.thresh-btn:hover{border-color:#d4a64766;color:#bbb}
.thresh-btn.active{background:#d4a64720;border-color:#d4a647;color:#d4a647}
.thresh-info{font-size:12px;color:#555;margin-left:4px}

/* Sector filter */
.sector-bar{padding:10px 24px;background:#080808;border-bottom:1px solid #1a1a1a;display:flex;align-items:center;gap:6px;flex-wrap:wrap}
.sec-btn{background:transparent;border:1px solid #252535;color:#666;padding:4px 12px;border-radius:14px;font-size:12px;font-weight:600;font-family:inherit;cursor:pointer;transition:all .2s;white-space:nowrap}
.sec-btn:hover{border-color:#555;color:#aaa}
.sec-btn.active{background:#1a1a2e;border-color:#d4a647;color:#d4a647}
.sec-count{font-size:10px;color:#555;margin-left:3px}

.corr-body{padding:16px 24px 40px}

/* Cluster card */
.cl-card{background:#0d0d14;border:1px solid #1e1e2e;border-radius:8px;margin-bottom:12px;overflow:hidden;transition:border-color .2s}
.cl-card.highlighted{border-color:#d4a647;box-shadow:0 0 0 1px #d4a64733}
.cl-card.sector-card{border-color:#2a2a3e}
.cl-head{padding:14px 16px;cursor:pointer;display:flex;align-items:flex-start;gap:12px;user-select:none}
.cl-head:hover{background:#111}
.cl-badge{background:#d4a64720;border:1px solid #d4a64744;color:#d4a647;font-size:12px;font-weight:700;padding:3px 10px;border-radius:10px;white-space:nowrap;flex-shrink:0;margin-top:2px}
.cl-badge.sector-badge{background:#1e1e2a;border-color:#3a3a4e;color:#8bc34a}
.cl-title-wrap{flex:1;min-width:0}
.cl-title{font-size:15px;font-weight:700;color:#fff;line-height:1.4}
.cl-subsec{font-size:12px;color:#d4a64799;font-weight:600;text-transform:uppercase;letter-spacing:.4px;margin-top:2px}
.cl-desc-en{font-size:14px;color:#c8c0b0;margin-top:6px;line-height:1.6}
.cl-desc-zh{font-size:14px;color:#a09888;margin-top:4px;line-height:1.6}
.cl-chevron{color:#555;font-size:14px;transition:transform .2s;margin-left:auto;flex-shrink:0;margin-top:3px}
.cl-card.open .cl-chevron{transform:rotate(180deg)}
.cl-body{display:none;border-top:1px solid #1a1a2e;padding:16px 18px}
.cl-card.open .cl-body{display:block}

/* Companies in cluster */
.cl-companies{display:flex;flex-direction:column;gap:6px;margin-bottom:12px}
.cl-co{background:#1a1a2e;border:1px solid #2a2a3e;border-radius:6px;padding:8px 13px;cursor:pointer;transition:all .2s;display:flex;flex-wrap:wrap;align-items:baseline;gap:0 10px}
.cl-co:hover{border-color:#d4a647;background:#d4a64714}
.cl-co.target{border-color:#d4a647;background:#d4a64720}
.cl-co-sym{color:#d4a647;font-weight:700;font-family:monospace;font-size:13px;flex-shrink:0}
.cl-co-namez{color:#ccc;font-size:13px;font-weight:500}
.cl-co-name{color:#555;font-size:11px}
.cl-co-sum{color:#7a7a8a;font-size:12px;line-height:1.5;margin-top:4px;width:100%}

/* Keywords row */
.cl-kws{display:flex;flex-wrap:wrap;gap:6px;margin-top:12px}
.cl-kw{background:#1e1e2a;border:1px solid #2a2a3e;color:#aaa;font-size:12px;padding:3px 10px;border-radius:8px}

/* Section header */
.section-hdr{font-size:12px;color:#555;font-weight:600;text-transform:uppercase;letter-spacing:.5px;margin:24px 0 10px;padding-bottom:6px;border-bottom:1px solid #111}
.section-hdr-lg{font-size:14px;color:#888;font-weight:700;margin:28px 0 10px;display:flex;align-items:center;gap:8px}
.section-hdr-lg span{font-size:12px;color:#555;font-weight:400}

/* Loading / empty */
.loading{text-align:center;padding:60px 20px;color:#555}
.spinner{width:30px;height:30px;border:2px solid #222;border-top-color:#d4a647;border-radius:50%;animation:spin .8s linear infinite;margin:0 auto 14px}
@keyframes spin{to{transform:rotate(360deg)}}
.empty{text-align:center;padding:60px 20px;color:#555;font-size:14px}
mark{background:#d4a64730;color:#e8bc5a;border-radius:2px;padding:0 1px}

/* ── 說明面板 ── */
.help-btn{position:fixed;top:16px;right:16px;z-index:50;background:#0d0d14;border:1px solid #d4a64766;color:#d4a647;font-family:inherit;font-size:13px;font-weight:600;padding:7px 14px;border-radius:18px;cursor:pointer;transition:all .15s}
.help-btn:hover{background:#d4a64720;border-color:#d4a647}
.help-panel{display:none;background:#0d0d14;border-bottom:2px solid #d4a64766;padding:18px 24px 22px;max-width:1280px;margin:0 auto;font-size:14px;color:#ccc;line-height:1.7}
.help-panel.open{display:block}
.help-panel h3{font-size:16px;font-weight:700;color:#d4a647;margin-bottom:10px;display:flex;align-items:center;justify-content:space-between}
.help-panel h3 .help-close{background:transparent;border:1px solid #444;color:#888;font-family:inherit;font-size:12px;padding:4px 12px;border-radius:14px;cursor:pointer}
.help-panel h3 .help-close:hover{border-color:#d4a647;color:#d4a647}
.help-panel h4{font-size:14px;font-weight:700;color:#e8e0d0;margin:14px 0 6px}
.help-panel ul{margin:6px 0 6px 20px}
.help-panel li{margin:3px 0}
.help-panel p{margin:6px 0}
.help-panel b{color:#e8e0d0}