/* 房屋投资 · Property Investments — clean modern glassmorphism */
:root{
  --bg:#f6f5f2; --ink:#16161a; --ink-2:#4a4a52; --ink-3:#8a8a94;
  --line:rgba(20,20,30,.09);
  --glass:rgba(255,255,255,.62); --glass-2:rgba(255,255,255,.42);
  --accent:#16161a; --gold:rgba(201,162,75,.16); --blue:rgba(120,160,220,.16); --sage:rgba(140,180,150,.14);
  --radius:16px; --shadow:0 8px 30px rgba(20,20,40,.06);
  --danger:#b3372f; --ok:#2e7d4f;
}
html[data-theme="dark"]{
  --bg:#101014; --ink:#f2f1ec; --ink-2:#b9b7b0; --ink-3:#7c7a74;
  --line:rgba(255,255,255,.12);
  --glass:rgba(24,24,30,.58); --glass-2:rgba(24,24,30,.4);
  --accent:#f2f1ec; --gold:rgba(201,162,75,.12); --blue:rgba(120,160,220,.12); --sage:rgba(140,180,150,.1);
  --shadow:0 8px 30px rgba(0,0,0,.35);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;
  background:var(--bg);color:var(--ink);line-height:1.6;-webkit-font-smoothing:antialiased}
.glow{position:fixed;border-radius:50%;filter:blur(90px);pointer-events:none;z-index:-1}
.glow-a{width:560px;height:560px;background:var(--gold);top:-160px;right:-120px}
.glow-b{width:640px;height:640px;background:var(--blue);bottom:-260px;left:-180px}
.glass{background:var(--glass);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border:1px solid var(--line);border-radius:var(--radius);box-shadow:inset 0 1px 0 rgba(255,255,255,.35),var(--shadow)}
@media (prefers-reduced-transparency: reduce){
  .glass{backdrop-filter:none;background:var(--bg)}
}
/* nav */
.nav{position:sticky;top:0;z-index:50;border-radius:0;border-left:none;border-right:none;border-top:none}
.nav-inner{max-width:1120px;margin:0 auto;display:flex;align-items:center;gap:20px;padding:12px 20px;flex-wrap:wrap}
.brand{font-weight:700;font-size:18px;color:var(--ink);text-decoration:none}
.brand span{font-weight:400;color:var(--ink-3);font-size:13px}
.nav-links{display:flex;gap:16px;flex:1;flex-wrap:wrap}
.nav-links a{color:var(--ink-2);text-decoration:none;font-size:14px}
.nav-links a:hover{color:var(--ink)}
.nav-actions{display:flex;gap:8px;align-items:center}
.user-badge{font-size:13px;color:var(--ink-2)}
.demo-bar{max-width:1120px;margin:0 auto;padding:6px 20px 10px;font-size:13px;color:var(--ink-2)}
.demo-note{color:var(--ink-3)}
/* buttons */
.btn{cursor:pointer;font-size:14px;padding:8px 18px;border-radius:999px;border:1px solid var(--line);
  background:var(--glass-2);color:var(--ink);backdrop-filter:blur(8px)}
.btn-pill{background:var(--accent);color:var(--bg);border-color:transparent;font-weight:600}
.btn-ghost{background:transparent}
.btn.small{padding:4px 12px;font-size:13px}
.btn.danger{color:var(--danger)}
/* layout */
main{max-width:1120px;margin:0 auto;padding:0 20px 60px}
.hero{padding:72px 0 30px;text-align:left}
.hero h1{font-size:40px;margin:0 0 12px;font-weight:700;letter-spacing:-.5px}
.hero-sub{color:var(--ink-2);max-width:640px;font-size:17px}
.hero-cta{display:flex;gap:10px;margin:22px 0 34px}
.hero-cta a{text-decoration:none}
.hero-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px}
.stat{padding:20px}
.stat-num{font-size:26px;font-weight:700}
.stat-label{color:var(--ink-2);font-size:14px}
.section{padding:44px 0 6px}
.section h2{font-size:26px;margin:0 0 6px}
.section-sub{color:var(--ink-2);max-width:760px}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:16px;margin-top:16px}
.card{padding:0;overflow:hidden}
.card .ph{height:170px;background:linear-gradient(135deg,var(--gold),var(--blue));display:flex;align-items:flex-end;padding:12px;color:var(--ink-2);font-size:13px}
.card .body{padding:16px}
.card h3{margin:0 0 6px;font-size:17px}
.card p{color:var(--ink-2);font-size:14px;margin:4px 0}
.price{font-size:20px;font-weight:700}
.tag{display:inline-block;font-size:12px;padding:2px 9px;border-radius:999px;border:1px solid var(--line);color:var(--ink-2);margin-right:6px}
.tag.hot{color:var(--ok);border-color:var(--ok)}
.lock{color:var(--ink-3);font-size:13px;border-top:1px dashed var(--line);padding-top:8px;margin-top:10px}
.panel{padding:20px;margin:16px 0}
.panel h3{margin-top:0}
/* detail + P&L */
.detail-wrap{margin-top:18px}
.detail{padding:22px}
.detail h3{margin:0 0 4px;font-size:21px}
.kv{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:8px 18px;margin:12px 0;font-size:14px}
.kv b{display:block;color:var(--ink-3);font-weight:500;font-size:12px}
table.pnl{width:100%;border-collapse:collapse;font-size:14px;margin:8px 0 18px}
table.pnl th,table.pnl td{padding:6px 8px;border-bottom:1px solid var(--line);text-align:left}
table.pnl td.num,table.pnl th.num{text-align:right;font-variant-numeric:tabular-nums}
table.pnl tr.subtotal td{font-weight:700;border-top:2px solid var(--line)}
table.pnl tr.grand td{font-weight:700;font-size:15px}
.sec-title{font-weight:700;margin:16px 0 2px}
/* forms */
form label{display:block;font-size:13px;color:var(--ink-2);margin:10px 0}
input,select,textarea{width:100%;padding:9px 11px;border:1px solid var(--line);border-radius:10px;
  background:var(--glass-2);color:var(--ink);font-size:14px;font-family:inherit}
textarea{min-height:70px}
.form-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:0 14px}
.form-msg{font-size:13px;min-height:18px}
.form-msg.err{color:var(--danger)} .form-msg.ok{color:var(--ok)}
/* modal */
.modal{position:fixed;inset:0;background:rgba(10,10,16,.35);display:flex;align-items:center;justify-content:center;z-index:100}
.modal-card{width:min(420px,92vw);padding:26px;position:relative}
.modal-close{position:absolute;top:10px;right:14px;background:none;border:none;font-size:22px;color:var(--ink-2);cursor:pointer}
.auth-switch{font-size:13px}.auth-switch a{color:var(--ink)}
.footer{max-width:1120px;margin:0 auto;padding:24px 20px 40px;color:var(--ink-3);font-size:13px;display:flex;gap:18px;flex-wrap:wrap;border-top:1px solid var(--line)}
.hidden{display:none!important}
.row-actions{display:flex;gap:8px;flex-wrap:wrap;margin-top:10px}
.list-item{border-bottom:1px solid var(--line);padding:10px 0;font-size:14px}
.list-item:last-child{border-bottom:none}
.tabs{display:flex;gap:8px;flex-wrap:wrap;margin:14px 0}
.tabs button{border:1px solid var(--line);background:var(--glass-2);border-radius:999px;padding:6px 14px;cursor:pointer;color:var(--ink);font-size:13px}
.tabs button.on{background:var(--accent);color:var(--bg)}
.pnl-edit-row{display:grid;grid-template-columns:110px 1fr 110px 1fr 30px;gap:6px;margin:5px 0}
@media (max-width:640px){.pnl-edit-row{grid-template-columns:1fr 1fr}.hero h1{font-size:30px}}

.card-photo { width: 100%; height: 180px; object-fit: cover; border-radius: 12px; margin-bottom: 10px; display: block; }

/* === Mobile pass (2026-11-03): single column, tappable, no sideways page scroll === */
@media (max-width:640px){
  main{padding:0 14px 44px}
  .grid{grid-template-columns:1fr}
  .hero-cards{grid-template-columns:1fr 1fr}
  .kv{grid-template-columns:1fr 1fr}
  .form-grid{grid-template-columns:1fr}
  .nav-inner{gap:10px;padding:10px 14px}
  .nav-inner a,.nav-inner button{min-height:40px;display:inline-flex;align-items:center}
  table.pnl{display:block;overflow-x:auto;-webkit-overflow-scrolling:touch;white-space:nowrap}
  input,select,textarea{font-size:16px}
  button,.btn{min-height:40px}
  .section{margin-top:30px}
}