/* ============================================================
   勇哥选址诊断 — Modern UI
   ============================================================ */
:root{
  --bg:#f8fafc;--surface:#fff;--surface-2:#f1f5f9;--surface-3:#e2e8f0;
  --border:#e2e8f0;--border-2:#cbd5e1;
  --text-1:#0f172a;--text-2:#64748b;--text-3:#94a3b8;
  --accent:#f97316;--accent-hover:#ea580c;--accent-light:rgba(249,115,22,.08);--accent-glow:rgba(249,115,22,.2);
  --green:#10b981;--green-bg:rgba(16,185,129,.1);
  --red:#ef4444;--amber:#f59e0b;--amber-bg:rgba(245,158,11,.1);
  --r:12px;--r-sm:8px;--r-xs:6px;
  --font:'Inter','Noto Sans SC',-apple-system,'PingFang SC',sans-serif;
  --mono:'SF Mono','Cascadia Code','Fira Code',monospace;
  --shadow:0 1px 2px rgba(0,0,0,.05);
  --shadow-md:0 4px 12px rgba(0,0,0,.07);
  --shadow-lg:0 8px 24px rgba(0,0,0,.1);
  --ease:cubic-bezier(.4,0,.2,1);
  --ease-out:cubic-bezier(0,0,.2,1);
  --ease-spring:cubic-bezier(.34,1.56,.64,1);
  --nav-h:52px;--panel-w:340px;--report-w:520px;
}
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html,body{height:100%;font-family:var(--font);font-size:14px;color:var(--text-1);background:var(--bg);overflow:hidden;-webkit-font-smoothing:antialiased}
::selection{background:rgba(249,115,22,.15)}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}

/* ============================================================
   SPLASH
   ============================================================ */
.splash{
  position:fixed;inset:0;z-index:10000;
  display:flex;align-items:center;justify-content:center;
  background:#0a0a0a;overflow:hidden;
  transition:opacity .5s var(--ease),transform .6s var(--ease-out);
}
.splash.dismiss{opacity:0;transform:scale(1.05);pointer-events:none}
.splash-bg{position:absolute;inset:0}
.splash-glow{position:absolute;border-radius:50%;filter:blur(120px);opacity:.5}
.splash-glow-1{width:50vw;height:50vw;max-width:500px;max-height:500px;background:#f97316;top:-15%;right:-10%;animation:glow 6s ease-in-out infinite alternate}
.splash-glow-2{width:40vw;height:40vw;max-width:400px;max-height:400px;background:#3b82f6;bottom:-15%;left:-10%;animation:glow 6s ease-in-out 3s infinite alternate}
@keyframes glow{0%{transform:translate(0,0) scale(1)}100%{transform:translate(20px,-15px) scale(1.1)}}

.splash-content{position:relative;z-index:1;text-align:center;padding:0 24px;max-width:560px}
.splash-badge{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 16px;border-radius:100px;margin-bottom:32px;
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1);
  color:rgba(255,255,255,.6);font-size:12px;font-weight:500;
}
.splash-badge-dot{width:6px;height:6px;border-radius:50%;background:var(--accent);animation:pulse 2s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.4}}

.splash-title{font-size:clamp(32px,7vw,56px);font-weight:900;color:#fff;line-height:1.2;margin-bottom:20px;letter-spacing:-.03em}
.splash-title span{display:block}
.splash-title-accent{font-size:clamp(16px,3vw,22px);font-weight:500;color:rgba(255,255,255,.4);margin-top:8px;letter-spacing:0}
.splash-desc{font-size:15px;color:rgba(255,255,255,.4);line-height:1.7;margin-bottom:36px}
.splash-btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:14px 32px;border-radius:100px;border:none;
  background:#fff;color:#0a0a0a;font-size:15px;font-weight:600;
  font-family:var(--font);cursor:pointer;
  transition:all .2s var(--ease);box-shadow:0 4px 20px rgba(255,255,255,.15);
}
.splash-btn:hover{transform:translateY(-2px);box-shadow:0 8px 30px rgba(255,255,255,.2)}
.splash-btn:active{transform:translateY(0)}
.splash-btn svg{transition:transform .2s var(--ease)}
.splash-btn:hover svg{transform:translateX(3px)}
.splash-chips{display:flex;gap:8px;justify-content:center;margin-top:36px;flex-wrap:wrap}
.splash-chips span{
  padding:5px 14px;border-radius:100px;font-size:11px;font-weight:500;
  background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.08);color:rgba(255,255,255,.3);
}
.anim-fade{opacity:0;animation:fadeIn .6s var(--ease-out) forwards;animation-delay:var(--d)}
.anim-up{opacity:0;transform:translateY(24px);animation:slideUp .6s var(--ease-out) forwards;animation-delay:var(--d)}
@keyframes fadeIn{to{opacity:1}}
@keyframes slideUp{to{opacity:1;transform:translateY(0)}}

/* ============================================================
   NAV
   ============================================================ */
.nav{
  position:fixed;top:0;left:0;right:0;height:var(--nav-h);z-index:1000;
  display:flex;align-items:center;justify-content:space-between;
  padding:0 16px;
  background:rgba(255,255,255,.7);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--border);
}
.nav-brand{display:flex;align-items:center;gap:8px;font-size:15px;font-weight:700}
.nav-logo{
  width:30px;height:30px;border-radius:8px;
  background:linear-gradient(135deg,var(--accent),#fb923c);
  display:flex;align-items:center;justify-content:center;color:#fff;
}
.nav-toggle{display:none;width:36px;height:36px;border-radius:var(--r-sm);border:1px solid var(--border);background:var(--surface);color:var(--text-2);cursor:pointer;align-items:center;justify-content:center}

/* ============================================================
   LAYOUT
   ============================================================ */
.layout{display:flex;height:calc(100vh - var(--nav-h));margin-top:var(--nav-h)}

/* ============================================================
   PANEL (sidebar)
   ============================================================ */
.panel{
  width:var(--panel-w);min-width:var(--panel-w);height:100%;
  overflow-y:auto;overflow-x:hidden;
  background:var(--bg);padding:12px;
  scrollbar-width:thin;scrollbar-color:var(--border) transparent;
}
.panel::-webkit-scrollbar{width:4px}
.panel::-webkit-scrollbar-thumb{background:var(--border);border-radius:2px}
.panel-inner{display:flex;flex-direction:column;gap:10px}

/* ============================================================
   CARDS
   ============================================================ */
.card{
  padding:16px;border-radius:var(--r);
  background:var(--surface);border:1px solid var(--border);
  transition:border-color .2s,box-shadow .2s;
}
.card:hover{border-color:var(--border-2)}
.card-input{display:flex;flex-direction:column;gap:10px}
.card-label{display:flex;align-items:center;gap:6px;font-size:13px;font-weight:600;color:var(--text-1)}
.card-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:10px}

/* Store card */
.store-card{padding:12px;border-radius:var(--r-sm);background:var(--surface-2);border-left:3px solid var(--accent)}
.sc-info{min-width:0}
.sc-name{font-size:14px;font-weight:700;margin-bottom:3px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.sc-type{font-size:10px;color:var(--accent);background:var(--accent-light);padding:2px 8px;border-radius:100px;display:inline-block;margin-bottom:6px;font-weight:600}
.sc-row{font-size:12px;color:var(--text-2);margin:3px 0;display:flex;align-items:flex-start;gap:5px;line-height:1.5}
.sc-row svg{width:12px;height:12px;flex-shrink:0;margin-top:2px;color:var(--text-3)}

/* ============================================================
   INPUTS
   ============================================================ */
.input-group{display:flex;flex-direction:column;gap:6px}
.input{
  width:100%;padding:10px 12px;border-radius:var(--r-sm);
  border:1px solid var(--border);background:var(--surface-2);
  font-size:13px;font-family:var(--font);color:var(--text-1);
  transition:all .2s var(--ease);outline:none;
}
.input:focus{border-color:var(--accent);background:var(--surface);box-shadow:0 0 0 3px var(--accent-glow)}
.input::placeholder{color:var(--text-3)}
.input-sm{max-width:80px;font-weight:600}

/* ============================================================
   BUTTONS
   ============================================================ */
.btn-primary{
  width:100%;padding:11px 16px;border-radius:var(--r-sm);border:none;
  background:var(--accent);color:#fff;font-size:14px;font-weight:600;
  font-family:var(--font);cursor:pointer;
  display:flex;align-items:center;justify-content:center;gap:8px;
  transition:all .15s var(--ease);
}
.btn-primary:hover{background:var(--accent-hover);transform:translateY(-1px);box-shadow:0 4px 12px var(--accent-glow)}
.btn-primary:active{transform:translateY(0)}
.btn-primary:disabled{background:var(--border);cursor:not-allowed}
.btn-link{background:none;border:none;color:var(--accent);font-size:12px;font-family:var(--font);cursor:pointer;font-weight:600}
.btn-link:hover{opacity:.7}
.btn-ghost{
  display:inline-flex;align-items:center;gap:4px;padding:6px 10px;
  border-radius:var(--r-xs);font-size:12px;font-weight:500;font-family:var(--font);
  cursor:pointer;border:1px solid var(--border);background:var(--surface);color:var(--text-2);
  transition:all .15s var(--ease);
}
.btn-ghost:hover{background:var(--surface-2);color:var(--text-1)}

/* Demo chips */
.demo-row{display:flex;gap:6px;flex-wrap:wrap}
.chip{
  padding:6px 12px;border-radius:100px;font-size:11px;font-weight:500;
  color:var(--text-2);background:var(--surface-2);border:1px solid var(--border);
  font-family:var(--font);cursor:pointer;transition:all .15s var(--ease);
}
.chip:hover{border-color:var(--accent);color:var(--accent);background:var(--accent-light)}
.hint{font-size:11px;color:var(--text-3);display:flex;align-items:center;gap:4px}
.badge{font-size:10px;padding:2px 8px;border-radius:100px;font-weight:600}
.badge.collecting,.status-pill.collecting{color:var(--accent);background:var(--accent-light);animation:badgePulse 2s ease-in-out infinite}
.badge.done,.status-pill.done{color:var(--green);background:var(--green-bg)}
@keyframes badgePulse{0%,100%{opacity:1}50%{opacity:.5}}

/* ============================================================
   POI GRID
   ============================================================ */
.poi-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:6px;margin-top:8px}
.poi-chip{
  padding:8px 6px;border-radius:var(--r-sm);text-align:center;cursor:pointer;
  background:var(--surface-2);border:1.5px solid transparent;
  transition:all .15s var(--ease);position:relative;
}
.poi-chip:hover{border-color:var(--border-2);transform:translateY(-1px)}
.poi-chip.active{border-color:var(--accent);background:var(--accent-light)}
.poi-chip.loading{opacity:.25;cursor:default}
.poi-chip.done{opacity:1}
.pc-label{font-size:10px;color:var(--text-3);margin-bottom:2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.pc-count{font-size:18px;font-weight:800;font-family:var(--mono);color:var(--text-1);line-height:1.1}
.pc-unit{font-size:10px;color:var(--text-3);font-weight:400;font-family:var(--font)}
.poi-chip.active .pc-count{color:var(--accent)}

.poi-detail{max-height:0;overflow:hidden;transition:max-height .3s var(--ease),opacity .25s;opacity:0}
.poi-detail.open{max-height:280px;opacity:1}
.poi-detail-inner{margin-top:8px;border:1px solid var(--border);border-radius:var(--r-sm);overflow:hidden}
.poi-detail-header{display:flex;justify-content:space-between;padding:8px 10px;background:var(--surface-2);font-size:12px;font-weight:600;color:var(--text-2)}
.poi-detail-list{max-height:200px;overflow-y:auto;scrollbar-width:thin}
.poi-detail-list::-webkit-scrollbar{width:3px}
.poi-detail-list::-webkit-scrollbar-thumb{background:var(--border);border-radius:2px}
.poi-detail-row{display:flex;align-items:center;gap:6px;padding:6px 10px;font-size:12px;border-bottom:1px solid var(--surface-2);transition:background .1s}
.poi-detail-row:last-child{border-bottom:none}
.poi-detail-row:hover{background:var(--surface-2)}
.pd-name{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-weight:500}
.pd-rating{font-size:11px;color:var(--accent);font-weight:700;font-family:var(--mono)}
.pd-dist{font-size:11px;color:var(--text-2);font-weight:500;font-family:var(--mono)}

/* Progress */
.progress-wrap{display:flex;align-items:center;justify-content:center;position:relative;margin:6px 0}
.progress-ring{transform:rotate(-90deg)}
.progress-ring-bg{stroke:var(--surface-3)}
.progress-ring-fill{stroke:var(--accent);stroke-linecap:round;transition:stroke-dashoffset .4s var(--ease)}
.progress-pct{position:absolute;font-size:13px;font-weight:700;font-family:var(--mono);color:var(--accent)}
.progress-bar{height:3px;background:var(--surface-3);border-radius:2px;overflow:hidden;margin-bottom:4px}
.progress-bar-fill{height:100%;background:var(--accent);border-radius:2px;width:0%;transition:width .4s var(--ease)}
.progress-label{font-size:11px;color:var(--text-3)}

/* ============================================================
   REPORT
   ============================================================ */
.report{
  width:0;min-width:0;overflow:hidden;
  background:var(--bg);border-right:1px solid var(--border);
  display:flex;flex-direction:column;
  transition:width .3s var(--ease-out),min-width .3s var(--ease-out);
}
.report.open{width:var(--report-w);min-width:var(--report-w)}
.report-header{
  display:flex;align-items:center;justify-content:space-between;
  padding:12px 16px;background:var(--surface);border-bottom:1px solid var(--border);flex-shrink:0;
}
.report-actions{display:flex;gap:4px}
.report-body{flex:1;overflow-y:auto;padding:14px;scrollbar-width:thin}
.report-body::-webkit-scrollbar{width:4px}
.report-body::-webkit-scrollbar-thumb{background:var(--border);border-radius:2px}
.report-loading{display:flex;flex-direction:column;align-items:center;padding:48px 0;gap:14px}
.report-loading p{font-size:12px;color:var(--text-3)}

/* Loader */
.loader{width:28px;height:28px;border:2.5px solid var(--border);border-top-color:var(--accent);border-radius:50%;animation:spin .6s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}

/* Prose */
.prose{
  font-size:14px;line-height:1.75;color:var(--text-1);
  background:var(--surface);border-radius:var(--r);padding:20px;border:1px solid var(--border);
}
.prose h1{font-size:17px;font-weight:700;margin:0 0 12px;padding-bottom:8px;border-bottom:2px solid var(--accent);color:var(--accent)}
.prose h2{font-size:14px;font-weight:700;margin:20px 0 8px;padding:7px 10px;background:var(--accent-light);border-radius:var(--r-xs);border-left:3px solid var(--accent)}
.prose h3{font-size:13px;font-weight:700;margin:14px 0 6px}
.prose p{margin:5px 0}
.prose ul,.prose ol{padding-left:18px;margin:5px 0}
.prose li{margin:2px 0}
.prose strong{font-weight:700}
.prose table{width:100%;border-collapse:collapse;margin:8px 0;font-size:12px}
.prose th{background:var(--text-1);color:#fff;font-weight:600;padding:7px 8px;text-align:left;font-size:11px}
.prose td{padding:5px 8px;border-bottom:1px solid var(--border)}
.prose tr:hover td{background:var(--surface-2)}
.prose blockquote{border-left:3px solid var(--accent);padding:6px 10px;margin:6px 0;background:var(--accent-light);border-radius:0 var(--r-xs) var(--r-xs) 0;color:var(--text-2);font-size:13px}
.prose code{background:var(--surface-2);padding:1px 5px;border-radius:4px;font-size:12px;font-family:var(--mono)}
.prose pre{background:var(--text-1);color:#e2e8f0;padding:12px;border-radius:var(--r-sm);overflow-x:auto;margin:6px 0}
.prose pre code{background:none;color:inherit;padding:0}
.prose hr{border:none;border-top:1px solid var(--border);margin:12px 0}

/* Refine */
.refine{margin-top:16px;padding-top:14px;border-top:1px solid var(--border)}
.refine-tip{padding:12px;background:var(--amber-bg);border:1px solid rgba(245,158,11,.2);border-radius:var(--r-sm);margin-bottom:12px}
.refine-tip strong{font-size:13px;display:block;margin-bottom:2px}
.refine-tip p{font-size:12px;color:var(--text-2);margin:0}
.refine-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-bottom:12px}
.refine-grid label{display:flex;flex-direction:column;gap:3px;font-size:11px;font-weight:500;color:var(--text-2)}
.refine-grid input{
  padding:8px 10px;border:1px solid var(--border);border-radius:var(--r-xs);
  font-size:13px;font-family:var(--font);color:var(--text-1);background:var(--surface);
  transition:all .2s var(--ease);outline:none;
}
.refine-grid input:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-glow)}
.refine-grid input::placeholder{color:var(--text-3);font-size:12px}

/* ============================================================
   MAP
   ============================================================ */
.map-wrap{flex:1;position:relative;height:100%;min-width:200px}
.map{width:100%;height:100%}
.map-legend{
  position:absolute;bottom:12px;right:12px;
  background:rgba(255,255,255,.9);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
  border-radius:var(--r-sm);padding:8px 12px;
  box-shadow:var(--shadow-md);z-index:10;
  display:flex;flex-wrap:wrap;gap:8px 14px;font-size:11px;
  border:1px solid rgba(0,0,0,.05);
}
.lg{display:flex;align-items:center;gap:4px;white-space:nowrap}
.lg i{width:8px;height:8px;border-radius:50%;display:inline-block}
.map-toast{
  position:absolute;top:10px;left:50%;transform:translateX(-50%);
  background:rgba(255,255,255,.9);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
  padding:7px 16px;border-radius:100px;box-shadow:var(--shadow);
  font-size:12px;color:var(--text-2);z-index:10;white-space:nowrap;
  border:1px solid rgba(0,0,0,.05);max-width:90vw;overflow:hidden;text-overflow:ellipsis;
}

/* ============================================================
   INFO WINDOW
   ============================================================ */
.amap-info-content{font-family:var(--font)!important;padding:0!important}
.iw-card{min-width:160px;max-width:220px}
.iw-card .iw-name{font-size:13px;font-weight:600;margin-bottom:3px}
.iw-card .iw-type{font-size:10px;color:var(--accent);background:var(--accent-light);padding:2px 6px;border-radius:100px;display:inline-block;margin-bottom:3px}
.iw-card .iw-row{font-size:11px;color:var(--text-2);margin:2px 0}
.iw-card .iw-rating{color:var(--accent);font-weight:700}
.iw-card .iw-distance{font-weight:600}

/* ============================================================
   OVERLAYS
   ============================================================ */
.overlay{
  position:fixed;inset:0;
  background:rgba(255,255,255,.8);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;
  z-index:9999;font-size:13px;color:var(--text-2);
}
.toast{
  position:fixed;bottom:20px;left:50%;
  transform:translateX(-50%) translateY(60px);
  background:var(--text-1);color:#fff;padding:10px 20px;
  border-radius:100px;font-size:13px;z-index:10001;opacity:0;
  transition:all .3s var(--ease-spring);box-shadow:var(--shadow-lg);
  max-width:90vw;text-align:center;
}
.toast.show{transform:translateX(-50%) translateY(0);opacity:1}

/* ============================================================
   RESPONSIVE — Tablet
   ============================================================ */
@media(max-width:1024px){
  :root{--panel-w:300px;--report-w:100%}
  .report.open{position:fixed;top:var(--nav-h);left:0;right:0;bottom:0;z-index:200;background:var(--bg)}
}

/* ============================================================
   RESPONSIVE — Mobile
   ============================================================ */
@media(max-width:768px){
  :root{--panel-w:100%;--nav-h:48px}
  .nav-toggle{display:flex}
  .layout{flex-direction:column-reverse}

  .panel{
    position:fixed;bottom:0;left:0;right:0;
    height:50vh;z-index:100;
    border-top:1px solid var(--border);
    background:var(--bg);
    transform:translateY(0);
    transition:transform .3s var(--ease);
    border-radius:16px 16px 0 0;
    box-shadow:0 -4px 20px rgba(0,0,0,.08);
    padding:16px 16px calc(16px + env(safe-area-inset-bottom));
  }
  .panel::before{
    content:'';display:block;width:32px;height:4px;
    background:var(--border-2);border-radius:2px;
    margin:0 auto 12px;
  }
  .panel.collapsed{transform:translateY(calc(100% - 60px))}

  .map-wrap{height:50vh;min-height:50vh}
  .map-legend{bottom:8px;right:8px;font-size:10px;padding:6px 10px;gap:6px 10px}
  .map-toast{font-size:11px;padding:6px 12px;top:8px}

  .report.open{top:var(--nav-h)}
  .poi-grid{grid-template-columns:repeat(3,1fr);gap:4px}
  .pc-count{font-size:16px}
  .splash-desc br{display:none}
}

@media(max-width:400px){
  .poi-grid{grid-template-columns:repeat(2,1fr)}
  .demo-row{gap:4px}
  .chip{font-size:10px;padding:5px 10px}
  .refine-grid{grid-template-columns:1fr}
}