/* ============================================================
   闲逛科技 · 后台管理样式
   ============================================================ */

.admin-body{background:var(--bg);min-height:100vh}
.hidden{display:none !important}

/* ==================== 登录 ==================== */
.auth-wrap{
  min-height:100vh;display:grid;place-items:center;padding:40px 20px;position:relative;overflow:hidden;
}
.auth-bg{position:absolute;inset:0;overflow:hidden}
.auth-bg .orb-1{width:520px;height:520px;background:radial-gradient(circle,#0891b2,transparent 70%);top:-160px;left:-120px}
.auth-bg .orb-2{width:480px;height:480px;background:radial-gradient(circle,#2563eb,transparent 70%);bottom:-180px;right:-140px}
.auth-bg::after{
  content:'';position:absolute;inset:0;
  background-image:linear-gradient(rgba(93,178,255,.05) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(93,178,255,.05) 1px,transparent 1px);
  background-size:52px 52px;
  mask-image:radial-gradient(ellipse at center,#000 20%,transparent 75%);
}
.auth-card{
  position:relative;z-index:2;width:min(460px,100%);
  padding:40px 36px 32px;border-radius:22px;
  background:linear-gradient(160deg,rgba(14,27,48,.94),rgba(7,14,28,.96));
  border:1px solid var(--line-2);box-shadow:var(--shadow),0 0 90px -40px rgba(34,211,238,.7);
  animation:riseIn .6s both cubic-bezier(.2,.8,.3,1);
}
.auth-card .logo{justify-content:center;margin-bottom:26px}
.auth-title{font-size:23px;font-weight:800;text-align:center;margin-bottom:8px}
.auth-sub{font-size:13.5px;color:var(--text-3);text-align:center;margin-bottom:26px;line-height:1.6}

.auth-tabs{
  display:grid;grid-template-columns:repeat(3,1fr);gap:4px;padding:4px;
  background:rgba(5,10,22,.7);border:1px solid var(--line);border-radius:12px;margin-bottom:24px;
}
.auth-tab{
  padding:9px 6px;border-radius:9px;border:none;background:transparent;
  font-size:13.2px;font-weight:600;color:var(--text-3);cursor:pointer;transition:.25s;
}
.auth-tab:hover{color:var(--text-2)}
.auth-tab.on{background:var(--grad);color:#03101f;box-shadow:0 6px 18px -8px rgba(34,211,238,.9)}

.auth-form{margin-bottom:6px}
.otp-row{display:grid;grid-template-columns:1fr auto;gap:10px}
.otp-row .btn{padding:12px 18px;font-size:13.5px;border-radius:10px;white-space:nowrap}
.otp-row .btn[disabled]{opacity:.5}
.link-btn{
  display:block;margin:14px auto 0;background:none;border:none;
  font-size:13px;color:var(--text-3);cursor:pointer;transition:.2s;
}
.link-btn:hover{color:var(--cyan)}
.auth-tip{font-size:12.5px;color:var(--text-3);text-align:center;margin-top:14px}
.auth-msg{
  font-size:13.2px;text-align:center;margin-top:14px;min-height:20px;line-height:1.5;
}
.auth-msg.err{color:#fca5a5}
.auth-msg.ok{color:#6ee7b7}
.auth-back{
  display:block;text-align:center;font-size:13px;color:var(--text-3);
  margin-top:22px;padding-top:18px;border-top:1px solid var(--line);transition:.2s;
}
.auth-back:hover{color:var(--cyan)}

/* ==================== 后台布局 ==================== */
.admin-shell{display:grid;grid-template-columns:250px 1fr;min-height:100vh}

.side{
  background:linear-gradient(180deg,#081121,#060d1a);
  border-right:1px solid var(--line);
  display:flex;flex-direction:column;padding:22px 16px;position:sticky;top:0;height:100vh;
}
.side-logo{margin-bottom:30px;padding-left:6px}
.side-nav{display:flex;flex-direction:column;gap:4px;flex:1}
.side-item{
  display:flex;align-items:center;gap:11px;padding:11px 13px;border-radius:10px;
  background:transparent;border:none;color:var(--text-2);font-size:14.2px;font-weight:500;
  cursor:pointer;transition:.22s;text-align:left;width:100%;position:relative;
}
.side-item:hover{background:rgba(148,190,255,.06);color:var(--text)}
.side-item.on{background:rgba(34,211,238,.11);color:var(--cyan);font-weight:600}
.side-item.on::before{
  content:'';position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:3px;height:18px;border-radius:3px;background:var(--cyan);box-shadow:0 0 10px var(--cyan);
}
.si-ico{width:17px;text-align:center;font-size:14px;opacity:.85}
.badge-new{
  margin-left:auto;font-style:normal;font-size:11px;font-weight:700;
  padding:2px 7px;border-radius:100px;background:var(--danger);color:#1a0505;
}
.side-foot{border-top:1px solid var(--line);padding-top:16px}
.side-user{
  font-size:12.5px;color:var(--text-3);margin-bottom:12px;padding:0 6px;
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
}

.main{min-width:0;display:flex;flex-direction:column}
.main-head{
  display:flex;align-items:center;gap:16px;padding:20px 32px;
  border-bottom:1px solid var(--line);background:rgba(6,12,24,.7);
  backdrop-filter:blur(12px);position:sticky;top:0;z-index:20;
}
.main-head h1{font-size:19px;font-weight:700;flex:1}
.main-head-actions{display:flex;gap:10px}
.hamb{display:none;flex-direction:column;gap:4px;background:none;border:none;cursor:pointer;padding:6px}
.hamb span{width:20px;height:2px;background:var(--text);border-radius:2px}
.main-body{padding:28px 32px 60px;flex:1}

/* ==================== 卡片 ==================== */
.card{
  background:linear-gradient(165deg,rgba(12,23,42,.85),rgba(8,15,28,.88));
  border:1px solid var(--line);border-radius:var(--radius);
  margin-bottom:22px;overflow:hidden;
}
.card-head{
  display:flex;align-items:center;justify-content:space-between;gap:14px;
  padding:18px 22px;border-bottom:1px solid var(--line);flex-wrap:wrap;
}
.card-head h3{font-size:15.5px;font-weight:700}
.head-tools{display:flex;gap:10px;align-items:center}
.head-tools select{
  padding:8px 14px;border-radius:9px;background:rgba(5,10,22,.7);
  border:1px solid var(--line);font-size:13.2px;cursor:pointer;outline:none;
}
.head-tools select:focus{border-color:var(--cyan)}

.stat-row{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:22px}
.stat-box{
  padding:20px 22px;border-radius:var(--radius);
  background:linear-gradient(165deg,rgba(14,27,48,.85),rgba(8,16,30,.88));
  border:1px solid var(--line);position:relative;overflow:hidden;
}
.stat-box::after{
  content:'';position:absolute;top:0;right:0;width:80px;height:80px;
  background:radial-gradient(circle,rgba(34,211,238,.14),transparent 70%);
}
.stat-box b{
  display:block;font-size:30px;font-weight:800;line-height:1.1;margin-bottom:6px;
  background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;
}
.stat-box span{font-size:13px;color:var(--text-3)}

/* ==================== 表格 ==================== */
.table-wrap{overflow-x:auto}
table.tb{width:100%;border-collapse:collapse;min-width:640px}
.tb th{
  text-align:left;font-size:12.2px;font-weight:600;color:var(--text-3);
  padding:13px 18px;border-bottom:1px solid var(--line);white-space:nowrap;
  background:rgba(148,190,255,.03);letter-spacing:.4px;
}
.tb td{
  padding:14px 18px;font-size:13.8px;border-bottom:1px solid var(--line);
  color:var(--text-2);vertical-align:middle;
}
.tb tr:last-child td{border-bottom:none}
.tb tbody tr{transition:background .2s}
.tb tbody tr:hover{background:rgba(148,190,255,.035)}
.tb td b{color:var(--text);font-weight:600;display:block;margin-bottom:2px}
.tb .col-idx{color:var(--text-3);font-family:var(--mono);font-size:12.5px;width:52px}
.tb .acts{display:flex;gap:8px;white-space:nowrap}
.tag-ci{
  display:inline-block;font-size:11.5px;padding:3px 9px;border-radius:6px;
  background:rgba(34,211,238,.12);color:#8ce9f7;border:1px solid rgba(34,211,238,.22);
}
.tag-txt{
  display:inline-block;font-size:11.5px;padding:3px 9px;border-radius:6px;margin:2px 3px 2px 0;
  background:rgba(148,190,255,.07);border:1px solid var(--line);color:var(--text-3);
  font-family:var(--mono);
}
.st{display:inline-flex;align-items:center;gap:6px;font-size:12.5px;font-weight:600}
.st::before{content:'';width:6px;height:6px;border-radius:50%}
.st-new{color:#fbbf24}.st-new::before{background:#fbbf24;box-shadow:0 0 8px #fbbf24}
.st-done{color:#6ee7b7}.st-done::before{background:#34d399}

.mini-btn{
  padding:6px 13px;border-radius:8px;font-size:12.5px;font-weight:600;cursor:pointer;
  background:rgba(148,190,255,.06);border:1px solid var(--line);color:var(--text-2);transition:.22s;
}
.mini-btn:hover{border-color:var(--cyan);color:var(--cyan);background:rgba(34,211,238,.08)}
.mini-btn.danger:hover{border-color:var(--danger);color:#fca5a5;background:rgba(248,113,113,.09)}
.mini-btn.ok:hover{border-color:var(--ok);color:#6ee7b7;background:rgba(52,211,153,.09)}

.inq-msg{
  max-width:360px;font-size:13.2px;line-height:1.6;color:var(--text-2);
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.inq-detail{font-size:12.6px;color:var(--text-3);margin-top:4px}

.empty-row{text-align:center;padding:48px 20px;color:var(--text-3);font-size:14px}

/* ==================== 设置表单 ==================== */
.settings-form{padding:22px;display:grid;grid-template-columns:1fr 1fr;gap:16px}
.settings-form .field{margin-bottom:0}
.settings-form .field.full{grid-column:1/-1}
.settings-form .save-row{grid-column:1/-1;display:flex;justify-content:flex-end;gap:10px;margin-top:4px}

.stat-edit{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;grid-column:1/-1}
.stat-edit .se-box{
  padding:16px;border-radius:12px;border:1px solid var(--line);background:rgba(5,10,22,.45);
}
.stat-edit .se-box b{display:block;font-size:12px;color:var(--text-3);margin-bottom:10px;font-weight:500}

/* ==================== 弹窗 ==================== */
.modal-mask{
  position:fixed;inset:0;z-index:300;background:rgba(3,7,14,.78);
  backdrop-filter:blur(7px);display:grid;place-items:center;padding:28px 18px;
  animation:fadeIn .22s both;
}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}
.modal{
  width:min(620px,100%);max-height:88vh;display:flex;flex-direction:column;
  border-radius:20px;overflow:hidden;
  background:linear-gradient(165deg,#0d1a2f,#081120);
  border:1px solid var(--line-2);box-shadow:var(--shadow);
  animation:riseIn .3s both cubic-bezier(.2,.8,.3,1);
}
.modal-head{
  display:flex;align-items:center;justify-content:space-between;
  padding:19px 24px;border-bottom:1px solid var(--line);
}
.modal-head h3{font-size:16.5px;font-weight:700}
.modal-x{
  background:none;border:none;color:var(--text-3);font-size:16px;cursor:pointer;
  width:30px;height:30px;border-radius:8px;transition:.2s;
}
.modal-x:hover{background:rgba(248,113,113,.12);color:#fca5a5}
.modal-body{padding:24px;overflow-y:auto;display:grid;grid-template-columns:1fr 1fr;gap:16px}
.modal-body .field{margin-bottom:0}
.modal-body .field.full{grid-column:1/-1}
.modal-foot{
  display:flex;justify-content:flex-end;gap:11px;padding:17px 24px;
  border-top:1px solid var(--line);background:rgba(5,10,22,.4);
}

/* ==================== 响应式 ==================== */
@media(max-width:1000px){
  .stat-row{grid-template-columns:repeat(2,1fr)}
  .settings-form,.modal-body{grid-template-columns:1fr}
  .stat-edit{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:820px){
  .admin-shell{grid-template-columns:1fr}
  .side{
    position:fixed;left:0;top:0;bottom:0;width:250px;z-index:120;
    transform:translateX(-100%);transition:transform .32s cubic-bezier(.2,.8,.3,1);
  }
  .side.open{transform:none;box-shadow:24px 0 60px -20px rgba(0,0,0,.9)}
  .hamb{display:flex}
  .main-head,.main-body{padding-left:18px;padding-right:18px}
  .side-mask{position:fixed;inset:0;background:rgba(3,7,14,.7);z-index:110}
}
@media(max-width:560px){
  .auth-card{padding:30px 22px 26px}
  .stat-row{grid-template-columns:1fr}
  .stat-edit{grid-template-columns:1fr}
  .otp-row{grid-template-columns:1fr}
}