:root{--primary:#0F5966;--primary-light:#168A93;--accent:#19B8BE;--bg:#F2F8F8;--border:#D7E6E7;--text:#162731;--sub:#687A82;--danger:#D94E4E;--white:#fff;--shadow:0 8px 28px rgba(15,89,102,.10)}
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6px}.muted{color:var(--sub)}h1{font-size:26px;line-height:1.35;margin:0 0 10px}h2{font-size:18px;margin:0 0 14px}.section-head{margin:8px 2px 22px}.section-head p:last-child{color:var(--sub);line-height:1.7}.card,.auth-card,.post-detail{background:#fff;border:1px solid var(--border);border-radius:18px;padding:20px;box-shadow:var(--shadow);margin-bottom:18px}.auth-card{max-width:430px;margin:38px auto}.auth-link{text-align:center;margin:22px 0 0}.form-stack{display:grid;gap:16px}.form-stack label{display:grid;gap:7px;font-size:14px;font-weight:700}.form-stack input,.form-stack select,.form-stack textarea{width:100%;border:1px solid #bed3d5;border-radius:11px;padding:12px 13px;color:var(--text);background:#fff;outline:none}.form-stack input:focus,.form-stack select:focus,.form-stack textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(25,184,190,.13)}button,.button{border:0;border-radius:12px;padding:13px 16px;font-weight:800;cursor:pointer;text-align:center;display:inline-flex;justify-content:center}.primary{background:var(--primary);color:#fff}.secondary{background:#e7f4f4;color:var(--primary)}.notice{border-radius:12px;padding:13px 15px;margin:0 0 18px}.notice.error{background:#fff0f0;color:#9d2c2c;border:1px solid #efc8c8}.notice.success{background:#e7f6f2;color:#176f63;border:1px solid #bfe2d8}.timeline-head{display:flex;align-items:flex-end;justify-content:space-between;margin:4px 2px 16px}.timeline-head h1{margin:0}.text-link{font-size:14px;font-weight:700}.category-scroll{display:flex;gap:8px;overflow-x:auto;padding:0 0 14px;scrollbar-width:none}.category-pill{flex:none;border:1px solid var(--border);background:#fff;border-radius:999px;padding:8px 13px;font-size:13px;font-weight:700}.category-pill.active{border-color:var(--cat,var(--primary));background:color-mix(in srgb,var(--cat,var(--primary)) 12%,#fff);color:var(--cat,var(--primary))}.feed{display:grid;gap:14px}.post-card{background:#fff;border:1px solid var(--border);border-radius:16px;overflow:hidden}.post-card>a{display:block;padding:17px;color:var(--text)}.post-meta{display:flex;justify-content:space-between;align-items:center;gap:12px}.post-meta strong{font-size:16px}.post-meta span{font-size:12px;color:var(--sub);white-space:nowrap}.category-label{display:inline-flex;margin-top:10px;padding:4px 9px;border-radius:999px;background:color-mix(in srgb,var(--cat) 15%,#fff);color:color-mix(in srgb,var(--cat) 78%,#162731);font-size:12px;font-weight:800}.post-body{font-size:15px;line-height:1.75;margin:13px 0}.post-body.large{font-size:17px;margin:20px 0 24px}.post-foot,.reaction-row,.detail-info{display:flex;gap:16px;color:var(--sub);font-size:12px}.post-foot span:last-child{margin-left:auto}.reaction-row{border-top:1px solid var(--border);padding-top:16px;font-size:14px}.detail-info{justify-content:space-between;margin-bottom:16px}.back{display:inline-block;margin-bottom:22px;font-size:14px}.empty{text-align:center;background:#fff;border:1px dashed #b8d1d3;border-radius:18px;padding:36px 22px}.empty p{color:var(--sub);margin-bottom:22px}.chip-list{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:22px}.chip-list form{margin:0}.scope-chip{background:#fff;border:1px solid var(--primary-light);color:var(--primary);border-radius:999px;padding:9px 14px}details summary{font-size:18px;font-weight:800;cursor:pointer}details[open] summary{margin-bottom:18px}fieldset{border:0;padding:0;margin:0}legend{font-size:14px;font-weight:800;margin-bottom:8px}.radio-grid{display:grid;grid-template-columns:1fr 1fr;gap:9px}.radio-grid label{display:block}.radio-grid input{position:absolute;opacity:0;width:1px}.radio-grid span{display:block;border:1px solid var(--border);border-radius:11px;padding:11px 9px;text-align:center;font-size:13px}.radio-grid input:checked+span{border-color:var(--cat);background:color-mix(in srgb,var(--cat) 13%,#fff);color:color-mix(in srgb,var(--cat) 75%,#162731)}.char-count{text-align:right;color:var(--sub);font-weight:400}.bottom-nav{position:fixed;z-index:30;left:50%;bottom:0;transform:translateX(-50%);width:min(100%,720px);height:74px;padding:8px 12px calc(8px + env(safe-area-inset-bottom));display:grid;grid-template-columns:1fr 1fr 1.15fr 1fr;background:#fff;border:1px solid var(--border);border-bottom:0;border-radius:20px 20px 0 0;box-shadow:0 -8px 24px rgba(15,89,102,.12)}.bottom-nav a{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;font-size:18px}.bottom-nav a span{font-size:10px}.bottom-nav .post-cta{background:var(--primary);color:#fff;border-radius:16px;transform:translateY(-20px);height:66px;box-shadow:0 7px 18px rgba(15,89,102,.27)}@media(min-width:700px){.page{padding-top:30px}.auth-card{padding:30px}.post-card>a{padding:20px}}