:root{
  --bg:#f3ede3; --card:#fdfaf4; --card2:#f6efe4;
  --ink:#4a4138; --muted:#9a8b7a; --line:#e8ddcd;
  --accent:#b07a52; --accent2:#c89b6e; --accent-soft:#efe2d2;
  --danger:#b5503c; --ok:#7e8b5a; --warn:#c79a3e;
  --shadow:0 8px 28px rgba(91,71,51,.10);
  --shadow-sm:0 2px 10px rgba(91,71,51,.06);
  --radius:18px;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",system-ui,sans-serif;
  background:var(--bg); color:var(--ink); font-size:15px; line-height:1.55;
  -webkit-text-size-adjust:100%;
}
.hidden{display:none !important}
button{font-family:inherit;cursor:pointer}
input,select,textarea{font-family:inherit;font-size:16px}
a{color:var(--accent)}

/* ---------- 登录 ---------- */
.auth-overlay{position:fixed;inset:0;display:flex;align-items:center;justify-content:center;
  background:radial-gradient(120% 120% at 50% 0%,#fbf6ee 0%,#ece2d3 100%);padding:20px;z-index:50}
.auth-card{width:100%;max-width:368px;background:var(--card);border-radius:26px;padding:32px 28px;
  box-shadow:var(--shadow);border:1px solid var(--line)}
.brand{text-align:center;margin-bottom:20px}
.brand-mark{width:56px;height:56px;margin:0 auto 12px;border-radius:17px;background:linear-gradient(135deg,var(--accent),var(--accent2));
  color:#fff;font-size:27px;font-weight:700;display:flex;align-items:center;justify-content:center;box-shadow:var(--shadow)}
.brand h1{font-size:22px;margin:0}
.brand-sub{color:var(--muted);font-size:13px;margin:4px 0 0}
.auth-tabs{display:flex;background:var(--card2);border-radius:13px;padding:4px;margin-bottom:18px}
.auth-tab{flex:1;border:0;background:transparent;padding:10px;border-radius:10px;color:var(--muted);font-size:15px;font-weight:600}
.auth-tab.active{background:var(--card);color:var(--ink);box-shadow:0 2px 6px rgba(0,0,0,.06)}
.auth-form{display:flex;flex-direction:column;gap:12px}
.fld{width:100%;padding:13px 14px;border:1px solid var(--line);border-radius:13px;background:#fff;color:var(--ink);outline:none;transition:.15s}
.fld:focus{border-color:var(--accent2);box-shadow:0 0 0 3px var(--accent-soft)}
.btn-primary{width:100%;padding:13px;border:0;border-radius:13px;background:linear-gradient(135deg,var(--accent),var(--accent2));
  color:#fff;font-size:16px;font-weight:600;box-shadow:var(--shadow);transition:.15s}
.btn-primary:hover{filter:brightness(1.04)}
.btn-primary:active{transform:translateY(1px)}
.btn-primary.active{background:linear-gradient(135deg,var(--ok),#9aa872)}
.auth-msg{color:var(--danger);font-size:13px;min-height:18px;margin:2px 0 0;text-align:center}

/* ---------- 布局 ---------- */
.app{display:flex;min-height:100vh}
.sidebar{width:236px;background:var(--card);border-right:1px solid var(--line);display:flex;flex-direction:column;
  position:sticky;top:0;height:100vh;padding:22px 14px;z-index:6}
.side-brand{font-size:18px;font-weight:700;padding:6px 12px 18px;color:var(--accent);letter-spacing:.5px}
.side-nav{display:flex;flex-direction:column;gap:5px;flex:1}
.nav-item{display:flex;align-items:center;gap:11px;padding:12px 14px;border-radius:13px;color:var(--muted);
  font-size:15px;font-weight:600;border:0;background:transparent;text-align:left;width:100%;transition:.15s}
.nav-item:hover{background:var(--card2);color:var(--ink)}
.nav-item.active{background:linear-gradient(135deg,var(--accent-soft),#f8ecdd);color:var(--accent);box-shadow:var(--shadow-sm)}
.nav-ico{width:20px;text-align:center;font-size:17px}
.side-foot{padding:12px;border-top:1px solid var(--line);font-size:13px;color:var(--muted);line-height:1.5}

.main{flex:1;display:flex;flex-direction:column;min-width:0}
.topbar{display:flex;align-items:center;justify-content:space-between;padding:15px 26px;
  background:rgba(253,250,244,.85);backdrop-filter:blur(8px);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:5}
.top-title{font-size:19px;font-weight:700;letter-spacing:.5px}
.top-actions{display:flex;align-items:center;gap:10px}
.top-user{font-size:14px;color:var(--muted)}
.btn-ghost{padding:8px 14px;border:1px solid var(--line);border-radius:11px;background:#fff;color:var(--ink);font-size:14px;transition:.15s}
.btn-ghost:hover{background:var(--card2)}
.btn-ghost.active{background:var(--accent-soft);border-color:var(--accent);color:var(--accent)}
.content{padding:26px;max-width:1120px;width:100%;margin:0 auto}

/* ---------- 卡片 ---------- */
.section-title{font-size:16px;font-weight:700;margin:0 0 14px;display:flex;align-items:center;gap:8px}
.section-title .sub{font-size:12px;color:var(--muted);font-weight:400}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow)}
.card + .card{margin-top:16px}
.grid-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:14px;margin-bottom:18px}
.mini-card{padding:16px 18px;transition:.15s}
.mini-card:hover{transform:translateY(-2px);box-shadow:var(--shadow)}
.mini-card .label{color:var(--muted);font-size:13px}
.mini-card .val{font-size:27px;font-weight:700;margin-top:6px;line-height:1.1}
.mini-card .val small{font-size:14px;color:var(--muted);font-weight:400}
.mini-card.accent{background:linear-gradient(135deg,var(--accent-soft),#fbf3ea);border-color:#ecd9c4}

/* 今天要处理 */
.alert-box{background:#fbeee9;border:1px solid #f0d3c8;border-radius:var(--radius);padding:14px 16px;margin-bottom:18px}
.alert-box h3{margin:0 0 10px;font-size:15px;color:var(--danger)}
.todo-row{display:flex;align-items:center;gap:10px;padding:9px 0;border-top:1px dashed #ecd6cc}
.todo-row:first-of-type{border-top:0}
.todo-row .t-title{flex:1;font-size:14px}
.tag{font-size:12px;padding:2px 9px;border-radius:20px;background:var(--card2);color:var(--muted);white-space:nowrap}
.tag.over{background:#f6d9d0;color:var(--danger)}
.tag.ok{background:#e3ecd2;color:var(--ok)}
.tag.warn{background:#f6eccf;color:var(--warn)}

/* 装修档案 */
.profile-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px}
.profile-item{background:var(--card2);border-radius:13px;padding:13px}
.profile-item .k{font-size:12px;color:var(--muted)}
.profile-item .v{font-size:16px;font-weight:600;margin-top:4px;word-break:break-all}
.btn-edit{margin-top:14px;padding:10px 16px;border:1px solid var(--line);border-radius:11px;background:#fff;font-size:14px;transition:.15s}
.btn-edit:hover{background:var(--card2)}

/* 表单弹窗 */
.modal-overlay{position:fixed;inset:0;background:rgba(60,48,38,.42);display:flex;align-items:flex-end;justify-content:center;z-index:40;padding:0}
.modal{width:100%;max-width:480px;background:var(--card);border-radius:22px 22px 0 0;padding:24px;max-height:90vh;overflow:auto}
.modal h3{margin:0 0 18px;font-size:18px}
.field{margin-bottom:14px}
.field label{display:block;font-size:13px;color:var(--muted);margin-bottom:6px}
.field input,.field select,.field textarea{width:100%;padding:12px 13px;border:1px solid var(--line);border-radius:12px;background:#fff;color:var(--ink);outline:none;transition:.15s}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--accent2);box-shadow:0 0 0 3px var(--accent-soft)}
.field textarea{resize:vertical;min-height:70px}
.modal-actions{display:flex;gap:10px;margin-top:8px}
.modal-actions .btn-primary{flex:1}
.btn-cancel{flex:1;padding:13px;border:1px solid var(--line);border-radius:13px;background:#fff;color:var(--ink);font-size:16px}

/* 表格 */
.tbl{width:100%;border-collapse:collapse;font-size:14px}
.tbl th,.tbl td{padding:11px 10px;text-align:left;border-bottom:1px solid var(--line)}
.tbl th{color:var(--muted);font-weight:600;font-size:13px}
.tbl tr.over td{background:#fbf0ec}
.tbl .num{text-align:right;font-variant-numeric:tabular-nums}
.row-actions{display:flex;gap:6px}
.icon-btn{border:1px solid var(--line);background:#fff;border-radius:9px;padding:5px 10px;font-size:13px;color:var(--ink);transition:.15s}
.icon-btn:hover{background:var(--card2)}
.icon-btn.del{color:var(--danger);border-color:#f0d3c8}
.check{width:23px;height:23px;border-radius:8px;border:2px solid var(--line);display:inline-flex;align-items:center;justify-content:center;cursor:pointer;color:transparent;transition:.15s;flex:none}
.check.on{background:var(--ok);border-color:var(--ok);color:#fff}

/* ---------- 施工进度 ---------- */
.sched-control .sched-row{display:flex;gap:14px;align-items:flex-end;flex-wrap:wrap}
.sched-actions{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.sched-actions .btn-primary{width:auto;padding:11px 18px;font-size:14px}
.chk{display:flex;align-items:center;gap:5px;font-size:13px;color:var(--muted);cursor:pointer}
.chk input{width:16px;height:16px;accent-color:var(--accent)}
.sched-hint{color:var(--muted);font-size:13px;margin:12px 0 0;line-height:1.6}

.gantt{overflow-x:auto;padding-bottom:6px}
.gantt-row{display:flex;align-items:center;gap:10px;padding:7px 0;border-bottom:1px solid var(--line)}
.gantt-row:last-child{border-bottom:0}
.gantt-label{width:84px;flex:none;font-size:13px;font-weight:600}
.gantt-track{position:relative;flex:1;height:30px;background:var(--card2);border-radius:9px;min-width:480px}
.gantt-bar{position:absolute;top:5px;height:20px;border-radius:7px;background:linear-gradient(135deg,var(--accent),var(--accent2));display:flex;align-items:center;justify-content:space-between;padding:0 9px;color:#fff;font-size:11px;white-space:nowrap;overflow:hidden;gap:6px}
.gantt-bar.done{background:linear-gradient(135deg,var(--ok),#9aa872)}
.gantt-bar.empty{background:#e9e0d2;color:var(--muted);justify-content:center}
.gantt-bar-txt{font-weight:600}
.gantt-bar-pct{opacity:.9;font-variant-numeric:tabular-nums}
.gantt-today{position:absolute;top:-4px;bottom:-4px;width:2px;background:var(--danger);z-index:3}
.gantt-today::after{content:"今天";position:absolute;top:-18px;left:-12px;font-size:11px;color:var(--danger)}
.gantt-axis{display:flex;justify-content:space-between;font-size:11px;color:var(--muted);margin:8px 0 4px 94px;min-width:480px}

.stage-list{display:flex;flex-direction:column;gap:12px}
.stage-block{background:var(--card2);border-radius:14px;padding:14px 16px}
.stage-head{display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap}
.stage-name{display:flex;align-items:center;gap:9px;font-size:15px;font-weight:700}
.stage-dot{width:10px;height:10px;border-radius:50%;background:linear-gradient(135deg,var(--accent),var(--accent2))}
.stage-meta{display:flex;gap:6px;flex-wrap:wrap}
.stage-prog{height:8px;background:#ece2d2;border-radius:6px;margin:10px 0 12px;overflow:hidden}
.stage-prog-fill{height:100%;background:linear-gradient(90deg,var(--accent),var(--accent2));border-radius:6px;transition:width .3s}
.sub-list{margin:0;padding:0;list-style:none;display:flex;flex-direction:column;gap:8px}
.sub-item{display:flex;align-items:center;gap:10px;padding:8px 10px;background:var(--card);border-radius:10px}
.sub-item.done .sub-title{text-decoration:line-through;color:var(--muted)}
.sub-title{flex:1;font-size:14px}
.stage-empty{color:var(--muted);font-size:13px;margin:4px 0 0}

.empty-state{text-align:center;padding:34px 16px;color:var(--muted)}
.empty-ico{font-size:40px;margin-bottom:10px}
.empty-state p{font-size:14px;margin:0 0 14px}

/* 顶部筛选/工具条 */
.toolbar{display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin-bottom:14px}
.toolbar .spacer{flex:1}
.btn-sm{padding:8px 14px;border:1px solid var(--line);border-radius:11px;background:#fff;font-size:14px;color:var(--ink);transition:.15s}
.btn-sm:hover{background:var(--card2)}
.pill{display:inline-block;padding:5px 13px;border-radius:20px;background:var(--card2);color:var(--muted);font-size:13px;margin:0 6px 8px 0;cursor:pointer;border:0;transition:.15s}
.pill:hover{background:#efe5d5}
.pill.on{background:var(--accent);color:#fff}

/* 灵感库 */
.insp-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:14px}
.insp-card{background:var(--card);border:1px solid var(--line);border-radius:15px;overflow:hidden;box-shadow:var(--shadow)}
.insp-card img{width:100%;height:132px;object-fit:cover;display:block;background:var(--card2)}
.insp-body{padding:10px}
.insp-body .t{font-size:14px;font-weight:600}
.insp-body .meta{display:flex;align-items:center;justify-content:space-between;margin-top:6px}
.star{font-size:18px;color:var(--accent2);cursor:pointer}
.star.off{color:var(--line)}
.upload-tile{border:2px dashed var(--line);border-radius:15px;display:flex;flex-direction:column;align-items:center;justify-content:center;
  color:var(--muted);cursor:pointer;min-height:170px;font-size:14px;background:var(--card2);transition:.15s}
.upload-tile:hover{background:#efe5d5}

/* 管理员 */
.admin-row{cursor:pointer}
.admin-row:hover{background:var(--card2)}

/* 底部 Tab（移动端） */
.bottom-tabs{display:none}

/* Toast */
.toast{position:fixed;left:50%;bottom:80px;transform:translateX(-50%);background:var(--ink);color:#fff;
  padding:11px 18px;border-radius:13px;font-size:14px;z-index:60;box-shadow:var(--shadow);opacity:.96;max-width:90vw;text-align:center}

/* ---------- 方案规划 ---------- */
.steppers{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px;margin:6px 0 14px}
.stepper-row{display:flex;align-items:center;justify-content:space-between;background:var(--card2);border-radius:13px;padding:9px 13px}
.st-label{font-size:14px;color:var(--ink);font-weight:600}
.stepper{display:flex;align-items:center;gap:4px}
.st-btn{width:44px;height:44px;border:1px solid var(--line);background:#fff;border-radius:11px;font-size:22px;color:var(--accent);line-height:1;transition:.15s}
.st-btn:active{background:var(--accent-soft)}
.st-val{min-width:28px;text-align:center;font-size:17px;font-weight:700;font-variant-numeric:tabular-nums}

.tier-wrap{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:12px}
.tier-card{background:var(--card2);border:2px solid transparent;border-radius:15px;padding:15px;cursor:pointer;transition:.15s}
.tier-card:hover{background:#f1e7d8;transform:translateY(-2px)}
.tier-card.active{border-color:var(--accent);background:var(--accent-soft)}
.tier-name{font-size:16px;font-weight:700}
.tier-tag{display:inline-block;font-size:11px;color:var(--muted);background:#fff;border-radius:20px;padding:1px 8px;margin:5px 0}
.tier-desc{font-size:12px;color:var(--muted);margin:4px 0 8px;min-height:32px}
.tier-band{font-size:13px;font-weight:600;color:var(--accent)}

.plan-summary{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px;margin-bottom:12px}
.timeline{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:10px}
.tl-stage{background:var(--card2);border-radius:13px;padding:13px}
.tl-head{display:flex;align-items:center;gap:8px;font-size:15px;font-weight:700;margin-bottom:8px}
.tl-dot{width:10px;height:10px;border-radius:50%;background:linear-gradient(135deg,var(--accent),var(--accent2))}
.tl-list{margin:0;padding-left:18px;color:var(--muted);font-size:13px;line-height:1.7}

/* ---------- 响应式 ---------- */
@media (max-width:760px){
  .sidebar{display:none}
  .content{padding:16px}
  .topbar{padding:13px 16px}
  .top-title{font-size:17px}
  #previewToggle{display:none}
  .bottom-tabs{display:flex;position:fixed;left:0;right:0;bottom:0;background:var(--card);border-top:1px solid var(--line);
    padding:6px 4px calc(6px + env(safe-area-inset-bottom));justify-content:space-around;z-index:20;box-shadow:0 -4px 16px rgba(91,71,51,.08)}
  .btab{flex:1;display:flex;flex-direction:column;align-items:center;gap:2px;border:0;background:transparent;color:var(--muted);font-size:11px;padding:6px 0}
  .btab.active{color:var(--accent)}
  .btab .bi{font-size:20px}
  .app{padding-bottom:66px}
  .gantt-track,.gantt-axis{min-width:360px}
  .gantt-label{width:64px;font-size:12px}
  .sched-actions{flex-direction:column;align-items:stretch;width:100%}
  .sched-actions .btn-primary{width:100%}
  .modal{border-radius:20px 20px 0 0}
  .modal-overlay{align-items:flex-end}
}
@media (min-width:761px){
  .modal-overlay{align-items:center}
  .modal{border-radius:20px}

  /* 桌面端“手机预览”模式：将应用收束为 390px 手机框 */
  body.mobile-preview{background:#1f1b17;padding:22px 0}
  body.mobile-preview .app{
    width:390px;max-width:390px;margin:0 auto;border-radius:42px;overflow:hidden;
    border:11px solid #0d0b09;box-shadow:0 24px 70px rgba(0,0,0,.55);
    height:calc(100vh - 44px);min-height:0;position:relative;
  }
  body.mobile-preview .sidebar{display:none}
  body.mobile-preview .topbar{position:sticky;top:0}
  body.mobile-preview .main{overflow-y:auto}
  body.mobile-preview .content{padding:16px;max-width:100%}
  body.mobile-preview .bottom-tabs{display:flex;position:sticky;bottom:0;border-top:1px solid var(--line);
    background:var(--card);padding:6px 2px;justify-content:space-around;box-shadow:0 -4px 16px rgba(91,71,51,.08)}
  body.mobile-preview .btab{flex:1;display:flex;flex-direction:column;align-items:center;gap:2px;border:0;background:transparent;color:var(--muted);font-size:11px;padding:5px 0}
  body.mobile-preview .btab.active{color:var(--accent)}
  body.mobile-preview .btab .bi{font-size:20px}
}