:root {
  --bg: #0A0F0A;
  --bg2: #0D130D;
  --card: #111A11;
  --card2: #0F170F;
  --border: #1E2B1E;
  --border2: #2A3A28;
  --green: #B8F53D;
  --green-dim: rgba(184, 245, 61, 0.12);
  --green-deep: #5F8F00;
  --text: #E8F0E2;
  --text-strong: #F2F7EE;
  --muted: #8FA08A;
  --dim: #6B7A63;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
body { background: var(--bg); color: var(--text); font-family: "PingFang SC", "Microsoft YaHei", -apple-system, sans-serif; font-size: 15px; line-height: 1.7; }
a { color: var(--green); text-decoration: none; }
button { font-family: inherit; }

.wrap { max-width: 1120px; margin: 0 auto; padding: 0 20px; }

/* 顶部导航 */
header.top { position: sticky; top: 0; z-index: 50; background: rgba(10, 15, 10, 0.92); backdrop-filter: blur(10px); border-bottom: 1px solid var(--border); }
.topbar { display: flex; align-items: center; height: 62px; gap: 28px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 17px; color: var(--text-strong); white-space: nowrap; }
.brand-mark { width: 30px; height: 30px; border-radius: 8px; background: var(--green); position: relative; }
.brand-mark::after { content: ""; position: absolute; left: 7px; bottom: 7px; width: 16px; height: 3px; background: rgba(10,15,10,.5); border-radius: 2px; }
nav.main-nav { display: flex; gap: 4px; flex: 1; }
nav.main-nav a { color: var(--muted); padding: 6px 14px; border-radius: 8px; font-size: 15px; }
nav.main-nav a:hover { color: var(--text); background: var(--card); }
nav.main-nav a.active { color: var(--green); background: var(--green-dim); }
.user-zone { display: flex; gap: 10px; align-items: center; white-space: nowrap; }
.avatar { width: 30px; height: 30px; border-radius: 50%; background: var(--card); border: 1px solid var(--green); color: var(--green); display: inline-flex; align-items: center; justify-content: center; font-size: 13px; cursor: pointer; }

.btn { display: inline-flex; align-items: center; gap: 6px; padding: 7px 16px; border-radius: 10px; border: 1px solid var(--border2); background: var(--card); color: var(--text); font-size: 14px; cursor: pointer; transition: .15s; }
.btn:hover { border-color: var(--green); color: var(--green); }
.btn--primary { background: var(--green); color: #0A0F0A; border-color: var(--green); font-weight: 600; }
.btn--primary:hover { background: #cbff5c; color: #0A0F0A; }
.btn--sm { padding: 4px 12px; font-size: 13px; }

/* Hero */
.hero { padding: 34px 0 6px; }
.hero h1 { font-size: 26px; color: var(--text-strong); }
.hero .sub { color: var(--muted); margin-top: 4px; font-size: 14px; }
.stat-row { display: flex; gap: 36px; margin-top: 20px; flex-wrap: wrap; }
.stat .num { font-size: 26px; font-weight: 700; color: var(--green); }
.stat .label { font-size: 13px; color: var(--dim); }

/* chips */
.chips { display: flex; gap: 10px; margin: 22px 0 6px; flex-wrap: wrap; }
.chip { padding: 6px 18px; border-radius: 999px; font-size: 14px; color: var(--muted); background: var(--card2); border: 1px solid var(--border); cursor: pointer; transition: .15s; }
.chip:hover { color: var(--text); border-color: var(--border2); }
.chip.active { background: var(--green); color: #0A0F0A; border-color: var(--green); font-weight: 600; }

/* 瀑布流 */
.waterfall { display: flex; gap: 14px; margin-top: 16px; column-count: 3; column-gap: 14px; }
@media (max-width: 920px) { .waterfall { column-count: 2; } }
@media (max-width: 600px) { .waterfall { column-count: 1; } }
.ncard { break-inside: avoid; background: var(--card); border: 1px solid var(--border); border-radius: 14px; overflow: hidden; margin-bottom: 14px; cursor: pointer; transition: .15s; display: inline-block; width: 100%; }
.ncard:hover { border-color: var(--border2); transform: translateY(-2px); }
.ncard .cover { height: 118px; display: flex; align-items: flex-end; justify-content: space-between; padding: 12px 14px; }
.cover.c-融资 { background: linear-gradient(150deg, #1C2A10, #0F1A0A); }
.cover.c-技术学术 { background: linear-gradient(150deg, #12241C, #0A1712); }
.cover.c-海外动态 { background: linear-gradient(150deg, #14202B, #0B141C); }
.cover.c-政策 { background: linear-gradient(150deg, #241C10, #170F0A); }
.cover.c-产业 { background: linear-gradient(150deg, #1A1A24, #101017); }
.cover.c-其他 { background: linear-gradient(150deg, #16211a, #0d150f); }
.cover .cat { font-size: 12px; color: var(--green); border: 1px solid rgba(184,245,61,.4); padding: 1px 10px; border-radius: 999px; }
.ncard .body { padding: 14px 16px 16px; }
.ncard .title { font-size: 15.5px; font-weight: 600; color: var(--text-strong); line-height: 1.5; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.ncard .summary { font-size: 13px; color: var(--muted); margin-top: 8px; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.ncard .meta { display: flex; justify-content: space-between; margin-top: 12px; font-size: 12px; color: var(--dim); }
.ncard .hotbar { height: 4px; background: var(--border); border-radius: 2px; margin-top: 10px; overflow: hidden; }
.ncard .hotbar i { display: block; height: 100%; background: linear-gradient(90deg, var(--green-deep), var(--green)); }

/* 时间轴 */
.tl { position: relative; margin: 26px 0 10px; padding-left: 4px; }
.tl::before { content: ""; position: absolute; left: 99px; top: 0; bottom: 0; width: 2px; background: linear-gradient(180deg, var(--green), #22301F 30%, var(--border)); }
.tl-month { position: relative; padding: 10px 0; color: var(--green); font-weight: 700; font-size: 16px; }
.tl-row { display: flex; gap: 0; margin-bottom: 14px; align-items: flex-start; }
.tl-date { width: 84px; text-align: right; padding-top: 16px; font-size: 13px; color: var(--dim); flex-shrink: 0; }
.tl-node { width: 34px; display: flex; justify-content: center; padding-top: 20px; flex-shrink: 0; }
.tl-dot { width: 11px; height: 11px; border-radius: 50%; background: var(--green); border: 3px solid var(--bg); box-shadow: 0 0 0 1px var(--green); }
.tl-dot.r-天使, .tl-dot.r-天使+轮 { background: #6EE7B7; }
.tl-dot.r-Pre-A轮 { background: #7DD3FC; }
.tl-dot.r-A轮, .tl-dot.r-A+轮 { background: #B8F53D; }
.tl-dot.r-B轮, .tl-dot.r-B+轮 { background: #FBBF24; }
.tl-dot.r-C轮, .tl-dot.r-D轮, .tl-dot.r-E轮 { background: #F87171; }
.tl-dot.r-战略融资 { background: #C084FC; }
.tl-card { flex: 1; background: var(--card); border: 1px solid var(--border); border-radius: 14px; padding: 16px 20px; cursor: pointer; transition: .15s; }
.tl-card:hover { border-color: var(--border2); }
.tl-card .head { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 6px; }
.tl-card .co { font-size: 17px; font-weight: 700; color: var(--text-strong); }
.tl-card .co:hover { color: var(--green); }
.tl-card .amt { font-size: 16px; font-weight: 700; color: var(--green); }
.tl-card .tags { margin-top: 8px; display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.round-badge { font-size: 12px; font-weight: 700; color: #0A0F0A; padding: 2px 10px; border-radius: 6px; background: var(--green); }
.round-badge.r-天使, .round-badge.r-天使+轮 { background: #6EE7B7; }
.round-badge.r-Pre-A轮 { background: #7DD3FC; }
.round-badge.r-B轮, .round-badge.r-B+轮 { background: #FBBF24; }
.round-badge.r-C轮, .round-badge.r-D轮, .round-badge.r-E轮 { background: #F87171; }
.round-badge.r-战略融资 { background: #C084FC; }
.tag-mini { font-size: 12px; color: var(--muted); border: 1px solid var(--border2); padding: 1px 10px; border-radius: 999px; }
.tl-card .route { margin-top: 8px; font-size: 13.5px; color: var(--muted); }
.tl-card .inv { margin-top: 6px; font-size: 13.5px; }
.tl-card .inv b { color: var(--dim); font-weight: 400; margin-right: 8px; }
.tl-card .inv a { color: #C6D4BE; margin-right: 6px; }
.tl-card .inv a:hover { color: var(--green); }

/* 机构 grid */
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(330px, 1fr)); gap: 16px; margin-top: 18px; }
.org-card, .co-card { background: var(--card); border: 1px solid var(--border); border-radius: 14px; padding: 20px; cursor: pointer; transition: .15s; }
.org-card:hover, .co-card:hover { border-color: var(--border2); transform: translateY(-2px); }
.org-card .head, .co-card .head { display: flex; gap: 14px; }
.logo-box { width: 46px; height: 46px; border-radius: 12px; background: linear-gradient(145deg, #1B2B12, #0F1A0A); border: 1px solid var(--border2); color: var(--green); font-size: 20px; font-weight: 700; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.org-card .name, .co-card .name { font-size: 16px; font-weight: 700; color: var(--text-strong); }
.type-badge { font-size: 11px; color: var(--green); background: var(--green-dim); border: 1px solid rgba(184,245,61,.35); padding: 1px 9px; border-radius: 5px; margin-left: 8px; vertical-align: 2px; }
.org-card .desc, .co-card .desc { font-size: 13px; color: var(--muted); margin-top: 6px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.mini-stats { display: flex; background: var(--bg2); border: 1px solid var(--border); border-radius: 10px; margin-top: 14px; padding: 10px 0; }
.mini-stats .cell { flex: 1; text-align: center; }
.mini-stats .v { font-size: 16px; font-weight: 700; color: var(--text); }
.mini-stats .v.g { color: var(--green); }
.mini-stats .k { font-size: 11px; color: var(--dim); }
.focus-row { margin-top: 12px; display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.focus-row .k { font-size: 12.5px; color: var(--dim); }
.verified-badge { font-size: 11px; color: #FBBF24; border: 1px solid #FBBF24; padding: 0 8px; border-radius: 999px; margin-left: 8px; }

/* 企业库两栏 */
.co-layout { display: flex; gap: 22px; margin-top: 18px; }
.co-menu { width: 210px; flex-shrink: 0; }
.co-menu .grp { margin-bottom: 18px; }
.co-menu .grp h4 { font-size: 13px; color: var(--dim); font-weight: 400; margin-bottom: 6px; padding-left: 10px; }
.co-menu .mi { display: block; padding: 7px 12px; border-radius: 8px; font-size: 14px; color: var(--muted); cursor: pointer; }
.co-menu .mi:hover { color: var(--text); background: var(--card); }
.co-menu .mi.active { color: var(--green); background: var(--green-dim); font-weight: 600; }
.co-main { flex: 1; min-width: 0; }
@media (max-width: 800px) { .co-layout { flex-direction: column; } .co-menu { width: 100%; display: flex; flex-wrap: wrap; gap: 12px; } .co-menu .grp { margin-bottom: 0; } }

/* 详情页 */
.detail { max-width: 860px; margin: 0 auto; padding-top: 26px; }
.detail h1 { font-size: 25px; color: var(--text-strong); line-height: 1.5; }
.detail .meta { color: var(--dim); font-size: 13px; margin: 12px 0 20px; display: flex; gap: 12px; flex-wrap: wrap; }
.lead { background: var(--green-dim); border-left: 4px solid var(--green); border-radius: 0 10px 10px 0; padding: 16px 20px; color: #C6D4BE; font-size: 15px; }
.paras p { margin: 18px 0; font-size: 15.5px; color: #DCE7D5; text-align: justify; }
.rel-box { margin-top: 26px; }
.rel-box h3 { font-size: 16px; color: var(--text-strong); border-left: 4px solid var(--green); padding-left: 10px; margin-bottom: 12px; }
.rel-item { background: var(--card); border: 1px solid var(--border); border-radius: 10px; padding: 12px 16px; margin-bottom: 10px; cursor: pointer; display: flex; justify-content: space-between; gap: 14px; }
.rel-item:hover { border-color: var(--border2); }
.rel-item .t { font-size: 14px; color: var(--text); flex: 1; }
.rel-item .d { font-size: 12px; color: var(--dim); white-space: nowrap; }
.like-row { display: flex; gap: 12px; margin-top: 26px; }
.like-btn { display: inline-flex; gap: 7px; align-items: center; padding: 8px 20px; border-radius: 999px; border: 1px solid var(--border2); background: var(--card); color: var(--muted); cursor: pointer; font-size: 14px; }
.like-btn.on { color: var(--green); border-color: var(--green); background: var(--green-dim); }
.like-btn svg { width: 17px; height: 17px; fill: currentColor; }

/* 评论 */
.comments { margin-top: 30px; }
.comments h3 { font-size: 16px; border-left: 4px solid var(--green); padding-left: 10px; margin-bottom: 14px; color: var(--text-strong); }
.cmt-box { display: flex; gap: 12px; margin-bottom: 18px; }
.cmt-box textarea { flex: 1; background: var(--card2); border: 1px solid var(--border2); border-radius: 10px; padding: 10px 14px; color: var(--text); font-family: inherit; font-size: 14px; resize: vertical; min-height: 64px; outline: none; }
.cmt-box textarea:focus { border-color: var(--green); }
.cmt { border-bottom: 1px solid var(--border); padding: 14px 0; }
.cmt:last-child { border-bottom: none; }
.cmt .c-head { display: flex; align-items: center; gap: 10px; font-size: 13px; color: var(--dim); }
.cmt .c-name { color: var(--text); font-weight: 600; }
.cmt .off { font-size: 11px; color: #FBBF24; border: 1px solid #FBBF24; border-radius: 999px; padding: 0 8px; }
.cmt .c-body { margin-top: 6px; font-size: 14.5px; color: #DCE7D5; }
.cmt .c-like { margin-top: 6px; font-size: 12.5px; color: var(--dim); cursor: pointer; }
.cmt .c-like:hover { color: var(--green); }

/* 弹窗 */
.modal-mask { position: fixed; inset: 0; background: rgba(0,0,0,.65); display: flex; align-items: center; justify-content: center; z-index: 100; }
.modal { width: 400px; max-width: 92vw; background: var(--card); border: 1px solid var(--border2); border-radius: 16px; padding: 26px; }
.modal h3 { color: var(--text-strong); margin-bottom: 16px; font-size: 18px; }
.modal label { display: block; font-size: 13px; color: var(--muted); margin: 12px 0 5px; }
.modal input, .modal textarea, .modal select { width: 100%; background: var(--bg2); border: 1px solid var(--border2); border-radius: 8px; padding: 9px 12px; color: var(--text); font-family: inherit; font-size: 14px; outline: none; }
.modal input:focus, .modal textarea:focus { border-color: var(--green); }
.modal .actions { display: flex; justify-content: flex-end; gap: 10px; margin-top: 20px; }
.modal .err { color: #F87171; font-size: 13px; margin-top: 10px; }

.empty { text-align: center; color: var(--dim); padding: 60px 0; font-size: 14px; }
footer.site { margin-top: 60px; border-top: 1px solid var(--border); padding: 26px 0 34px; text-align: center; color: var(--dim); font-size: 12.5px; line-height: 2; }
.toast { position: fixed; top: 76px; left: 50%; transform: translateX(-50%); background: var(--card); border: 1px solid var(--green); color: var(--text-strong); padding: 10px 22px; border-radius: 10px; z-index: 200; font-size: 14px; box-shadow: 0 4px 20px rgba(0,0,0,.4); animation: pop .2s; }
@keyframes pop { from { opacity: 0; transform: translate(-50%, -8px);} }