:root{--bg:#f5f7fb;--card:#fff;--text:#1f2937;--muted:#6b7280;--primary:#2563eb;--primary2:#1d4ed8;--line:#e5e7eb;--danger:#dc2626;--shadow:0 24px 70px rgba(15,23,42,.18)}*{box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei",Arial,sans-serif;background:var(--bg);color:var(--text)}.hidden{display:none!important}.lock-screen{min-height:100vh;display:grid;place-items:center;padding:34px;background:radial-gradient(circle at 15% 10%,rgba(96,165,250,.55),transparent 30%),radial-gradient(circle at 85% 85%,rgba(168,85,247,.38),transparent 30%),linear-gradient(135deg,#0f172a,#1e3a8a 50%,#2563eb)}.login-shell{width:min(1120px,96vw);display:grid;grid-template-columns:1.25fr 430px;gap:28px;align-items:stretch}.login-hero{position:relative;overflow:hidden;border:1px solid rgba(255,255,255,.22);border-radius:32px;padding:54px;background:linear-gradient(145deg,rgba(255,255,255,.18),rgba(255,255,255,.08));box-shadow:var(--shadow);backdrop-filter:blur(18px);color:white}.login-hero:before{content:"";position:absolute;right:-120px;top:-120px;width:330px;height:330px;border-radius:50%;background:rgba(255,255,255,.16)}.hero-badge{display:inline-flex;padding:8px 14px;border-radius:999px;background:rgba(255,255,255,.18);border:1px solid rgba(255,255,255,.24);font-weight:700;font-size:13px}.login-hero h1{font-size:54px;line-height:1.05;margin:28px 0 18px;letter-spacing:-2px}.login-hero p{font-size:19px;max-width:560px;line-height:1.7;color:rgba(255,255,255,.82);margin:0}.hero-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:46px}.hero-cards div{padding:18px;border-radius:20px;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.18)}.hero-cards b{display:block;font-size:17px;margin-bottom:8px}.hero-cards span{font-size:13px;line-height:1.55;color:rgba(255,255,255,.75)}.lock-card{background:rgba(255,255,255,.96);border-radius:32px;padding:42px;box-shadow:var(--shadow);text-align:left;align-self:center}.logo,.brand span{display:inline-grid;place-items:center;width:58px;height:58px;border-radius:18px;background:linear-gradient(135deg,#2563eb,#7c3aed);color:#fff;font-size:28px;font-weight:900;box-shadow:0 14px 30px rgba(37,99,235,.3)}.lock-card h2{font-size:30px;margin:22px 0 8px}.lock-card p{color:var(--muted);margin:0 0 26px}.login-label{display:block;color:#374151;font-weight:700;margin-bottom:8px}.lock-card input{height:52px;border-radius:14px;background:#f9fafb}.lock-card button{margin-top:14px;width:100%;height:52px;border-radius:14px;font-weight:800;background:linear-gradient(135deg,#2563eb,#7c3aed);box-shadow:0 16px 35px rgba(37,99,235,.28)}input,select,textarea{width:100%;border:1px solid var(--line);border-radius:10px;padding:11px 12px;font:inherit;background:#fff}textarea{resize:vertical}button,.btn{border:0;border-radius:10px;padding:11px 16px;font:inherit;cursor:pointer;text-decoration:none;display:inline-flex;align-items:center;justify-content:center;gap:6px}.primary,.btn.primary{background:var(--primary);color:#fff}.primary:hover,.btn.primary:hover{background:var(--primary2)}.secondary,.btn.secondary{background:#eef2ff;color:#1d4ed8}.ghost{background:#f3f4f6;color:#374151}.msg{min-height:22px;color:var(--danger);margin-top:10px}.app{min-height:100vh;display:flex}.sidebar{width:230px;background:#111827;color:#d1d5db;padding:20px;display:flex;flex-direction:column}.brand{display:flex;align-items:center;gap:12px;color:#fff;margin-bottom:28px}.brand span{width:42px;height:42px;font-size:22px}.nav{background:transparent;color:#d1d5db;text-align:left;margin:4px 0}.nav.active,.nav:hover{background:#1f2937;color:#fff}.sidebar-bottom{margin-top:auto}.content{flex:1;padding:24px;min-width:0}.topbar{display:flex;justify-content:space-between;gap:18px;align-items:center;margin-bottom:18px}.topbar h2{margin:0}.topbar p{margin:6px 0 0;color:var(--muted)}.actions{display:flex;gap:10px}.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-bottom:18px}.stats div{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:18px;box-shadow:0 8px 24px rgba(15,23,42,.04)}.stats b{display:block;font-size:30px}.stats span{color:var(--muted)}.toolbar{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:14px;display:grid;grid-template-columns:1fr 150px 150px auto;gap:10px;margin-bottom:14px}.table-wrap{background:var(--card);border:1px solid var(--line);border-radius:16px;overflow:auto;box-shadow:0 8px 24px rgba(15,23,42,.04)}table{width:100%;border-collapse:collapse;min-width:980px}th,td{padding:13px 14px;border-bottom:1px solid var(--line);text-align:left;vertical-align:middle}th{background:#f9fafb;color:#4b5563;font-weight:700;white-space:nowrap}td{font-size:14px}.customer-name{font-weight:700}.sub{color:var(--muted);font-size:12px;margin-top:4px}.tag{display:inline-flex;padding:4px 8px;border-radius:999px;font-size:12px;background:#f3f4f6}.tag.good{background:#dcfce7;color:#166534}.tag.warn{background:#fef3c7;color:#92400e}.tag.vip{background:#ede9fe;color:#5b21b6}.row-actions{display:flex;gap:6px}.row-actions button{padding:7px 9px;font-size:13px}.danger{background:#fee2e2;color:#991b1b}.pager{display:flex;justify-content:center;align-items:center;gap:12px;margin-top:16px}.pager button{background:#fff;border:1px solid var(--line)}.panel{background:#fff;border:1px solid var(--line);border-radius:16px;padding:22px;line-height:1.8}code{background:#f3f4f6;border-radius:6px;padding:2px 6px}dialog{width:min(960px,94vw);border:0;border-radius:18px;padding:0;box-shadow:0 30px 90px rgba(0,0,0,.28)}dialog::backdrop{background:rgba(15,23,42,.55)}.modal-form{padding:0}.modal-head{display:flex;justify-content:space-between;align-items:center;padding:18px 22px;border-bottom:1px solid var(--line)}.modal-head h3{margin:0}.x{background:transparent;font-size:26px;padding:0 8px}.grid{padding:20px 22px;display:grid;grid-template-columns:repeat(3,1fr);gap:14px}label{font-size:13px;color:#4b5563;display:grid;gap:6px}.full{grid-column:1/-1}.modal-actions{display:flex;justify-content:flex-end;gap:10px;border-top:1px solid var(--line);padding:16px 22px}.modal-actions button:first-child{background:#f3f4f6}.followup-box{padding:0 22px 18px}.followup-box h4{margin:0 0 10px}.add-follow{display:grid;grid-template-columns:130px 150px 1fr auto;gap:8px}.add-follow button{background:#eef2ff;color:#1d4ed8}.follow-list{margin-top:12px;display:grid;gap:8px}.follow-item{background:#f9fafb;border:1px solid var(--line);border-radius:12px;padding:10px}.follow-item b{font-size:13px}.follow-item p{margin:5px 0 0}.empty{text-align:center;color:var(--muted);padding:30px}@media(max-width:900px){.lock-screen{padding:18px}.login-shell{grid-template-columns:1fr}.login-hero{padding:30px;border-radius:24px}.login-hero h1{font-size:38px}.hero-cards{grid-template-columns:1fr;margin-top:26px}.lock-card{border-radius:24px;padding:28px}.app{display:block}.sidebar{width:auto;flex-direction:row;align-items:center;gap:8px;overflow:auto}.brand{margin:0 12px 0 0}.sidebar-bottom{margin:0 0 0 auto}.content{padding:14px}.topbar{display:block}.actions{margin-top:12px}.stats{grid-template-columns:repeat(2,1fr)}.toolbar{grid-template-columns:1fr}.grid{grid-template-columns:1fr}.add-follow{grid-template-columns:1fr}.table-wrap{border-radius:12px}}
.toolbar.single{grid-template-columns:1fr auto}.secret-field{display:grid;grid-template-columns:1fr 72px;gap:8px}.secret-field input{min-width:0}.secret-field button{background:#f3f4f6;color:#374151;padding:0 10px;border:1px solid var(--line)}.wide{grid-column:span 2}.table-wrap table{min-width:1280px}.table-wrap td:nth-child(6){max-width:240px}.modal-form .grid{align-items:end}@media(max-width:900px){.toolbar.single{grid-template-columns:1fr}.wide{grid-column:1}.secret-field{grid-template-columns:1fr 68px}}

/* 平台列表布局优化：完整显示、居中、按钮分行 */
#platformsView .table-wrap{overflow-x:visible;border-radius:18px}
#platformsView table{width:100%;min-width:0;table-layout:fixed}
#platformsView th,#platformsView td{text-align:center;vertical-align:middle;padding:11px 8px;font-size:13px;line-height:1.45;word-break:break-word;overflow-wrap:anywhere}
#platformsView th{font-size:13px;white-space:normal;color:#374151;background:#f8fafc}
#platformsView .customer-name{text-align:center;font-size:14px}
#platformsView .sub{text-align:center;font-size:11px;line-height:1.4}
#platformsView th:nth-child(1),#platformsView td:nth-child(1){width:11%}
#platformsView th:nth-child(2),#platformsView td:nth-child(2){width:10%}
#platformsView th:nth-child(3),#platformsView td:nth-child(3){width:10%}
#platformsView th:nth-child(4),#platformsView td:nth-child(4){width:12%}
#platformsView th:nth-child(5),#platformsView td:nth-child(5){width:8%}
#platformsView th:nth-child(6),#platformsView td:nth-child(6){width:13%;max-width:none}
#platformsView th:nth-child(7),#platformsView td:nth-child(7){width:12%}
#platformsView th:nth-child(8),#platformsView td:nth-child(8){width:8%}
#platformsView th:nth-child(9),#platformsView td:nth-child(9){width:8%}
#platformsView th:nth-child(10),#platformsView td:nth-child(10){width:8%}
#platformsView .row-actions{display:grid;grid-template-columns:1fr;gap:7px;justify-items:stretch;min-width:0}
#platformsView .row-actions button{width:100%;min-width:0;padding:7px 6px;font-size:12px;white-space:nowrap;border-radius:8px}

@media(max-width:1100px){
  #platformsView th,#platformsView td{font-size:12px;padding:9px 5px}
  #platformsView .customer-name{font-size:13px}
  #platformsView .row-actions button{font-size:11px;padding:7px 4px}
}
@media(max-width:760px){
  #platformsView .table-wrap{overflow-x:auto}
  #platformsView table{min-width:980px}
}
#platformsView .edit-btn{background:#eef2ff;color:#1d4ed8;border:1px solid #dbeafe}
#platformsView .delete-btn{background:#fee2e2;color:#991b1b;border:1px solid #fecaca}
#platformsView tr.duplicate-row td{background:#fff1f2!important}
#platformsView tr.duplicate-row:hover td{background:#ffe4e6!important}
.duplicate-tip{display:inline-flex;margin-top:6px;padding:3px 7px;border-radius:999px;background:#fecdd3;color:#9f1239;font-size:11px;font-weight:700}
.simple-login{grid-template-columns:1fr 430px}.simple-hero{display:grid;place-items:center;text-align:center}.simple-hero h1{margin:0;font-size:62px;max-width:680px}.password-label{margin-top:14px}.text-btn{width:100%;margin-top:14px;background:transparent!important;color:#2563eb!important;box-shadow:none!important;height:auto!important;padding:8px!important;font-weight:700}.text-btn:hover{text-decoration:underline}.lock-card form button{margin-top:18px}@media(max-width:900px){.simple-login{grid-template-columns:1fr}.simple-hero h1{font-size:40px}}
/* 后台左侧栏优化：去图标后缩小宽度 */
.sidebar{width:154px;padding:18px 14px}.brand{justify-content:center;margin-bottom:22px}.brand strong{font-size:17px}.nav{padding:10px 12px;font-size:14px}.sidebar-bottom .ghost{width:100%;padding:10px 8px;font-size:13px}
@media(max-width:900px){.sidebar{width:auto;padding:12px}.brand{margin:0 8px 0 0}.brand strong{font-size:15px}}
/* 固定左侧栏和锁定按钮 */
.app{align-items:stretch}.sidebar{position:sticky;top:0;height:100vh;min-height:100vh;flex-shrink:0}.content{min-height:100vh}.sidebar-bottom{margin-top:auto;position:sticky;bottom:14px}
@media(max-width:900px){.sidebar{position:static;height:auto;min-height:0}.sidebar-bottom{position:static;margin-left:auto}}
.register-code-box{margin-top:0}.register-code-box.hidden{display:none!important}