/* ==========================================================================
   Dormitory Management System — Shared Stylesheet
   ใช้ร่วมกันทั้งฝั่ง Admin (เจ้าของ/ผู้จัดการ) และฝั่ง Tenant (ผู้เช่า)
   ========================================================================== */

:root{
  --primary:#2563eb;
  --primary-dark:#1d4ed8;
  --primary-light:#eff6ff;
  --accent:#0ea5a4;
  --success:#16a34a;
  --success-light:#f0fdf4;
  --warning:#d97706;
  --warning-light:#fffbeb;
  --danger:#dc2626;
  --danger-light:#fef2f2;
  --ink:#0f172a;
  --ink-soft:#475569;
  --ink-faint:#94a3b8;
  --border:#e2e8f0;
  --surface:#ffffff;
  --bg:#f4f6fb;
  --sidebar-bg:#0f172a;
  --sidebar-ink:#cbd5e1;
  --sidebar-active:#1e293b;
  --radius:14px;
  --radius-sm:10px;
  --shadow:0 1px 2px rgba(15,23,42,.04), 0 4px 16px rgba(15,23,42,.06);
  --font:'Kanit',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;
}

*{box-sizing:border-box;}
html,body{height:100%;}
body{
  font-family:var(--font);
  background:var(--bg);
  color:var(--ink);
  margin:0;
  -webkit-font-smoothing:antialiased;
  font-weight:400;
}
h1,h2,h3,h4,h5,h6{font-weight:600;letter-spacing:-.01em;margin:0 0 4px;}
a{color:inherit;text-decoration:none;}
small,.small{font-size:.8125rem;}
.text-muted{color:var(--ink-soft)!important;}
.text-faint{color:var(--ink-faint)!important;}

/* ---------- Layout: Admin ---------- */
.admin-shell{display:flex;min-height:100vh;}
.admin-sidebar{
  width:250px;flex-shrink:0;background:var(--sidebar-bg);color:var(--sidebar-ink);
  position:fixed;top:0;bottom:0;left:0;overflow-y:auto;overflow-x:hidden;z-index:40;
  transition:width .18s ease, transform .2s ease;
}
.admin-sidebar .brand{
  display:flex;align-items:center;gap:10px;padding:20px 18px;
  border-bottom:1px solid rgba(255,255,255,.08);color:#fff;font-weight:600;font-size:1.05rem;
  position:relative;
}
.admin-sidebar .brand .logo-dot{
  width:34px;height:34px;border-radius:9px;background:linear-gradient(135deg,var(--primary),var(--accent));
  display:flex;align-items:center;justify-content:center;font-size:1.1rem;flex-shrink:0;
}
.admin-sidebar .brand-text{white-space:nowrap;overflow:hidden;}
.sidebar-collapse-btn{
  margin-left:auto;flex-shrink:0;width:26px;height:26px;border-radius:7px;border:1px solid rgba(255,255,255,.15);
  background:rgba(255,255,255,.06);color:#cbd5e1;display:flex;align-items:center;justify-content:center;
  cursor:pointer;font-size:.8rem;transition:background .15s ease, transform .18s ease;
}
.sidebar-collapse-btn:hover{background:rgba(255,255,255,.14);color:#fff;}
.admin-nav{padding:10px;}
.admin-nav .nav-section-label{
  font-size:.72rem;text-transform:uppercase;letter-spacing:.06em;color:#64748b;
  padding:14px 12px 6px;white-space:nowrap;overflow:hidden;
}
.admin-nav a{
  display:flex;align-items:center;gap:10px;padding:9px 12px;border-radius:9px;
  font-size:.9rem;color:var(--sidebar-ink);margin-bottom:2px;white-space:nowrap;overflow:hidden;
}
.admin-nav a i{width:18px;text-align:center;font-size:1rem;opacity:.85;flex-shrink:0;}
.admin-nav a:hover{background:rgba(255,255,255,.06);color:#fff;}
.admin-nav a.active{background:var(--primary);color:#fff;}
.admin-nav a.active i{opacity:1;}
.admin-nav .badge-count{margin-left:auto;background:var(--danger);color:#fff;font-size:.68rem;padding:1px 7px;border-radius:99px;flex-shrink:0;}

/* ---------- กลุ่มเมนูที่พับ/กางได้ (Nav groups) ---------- */
.nav-group-toggle{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:8px;
  background:none;border:none;cursor:pointer;padding:0;margin:0;font-family:var(--font);
}
.nav-group-toggle .nav-section-label{padding:14px 12px 6px;flex:1;text-align:left;}
.nav-group-chevron{font-size:.65rem;color:#64748b;transition:transform .18s ease;margin-right:10px;flex-shrink:0;}
.nav-group-toggle:hover .nav-section-label{color:#94a3b8;}
.nav-group.collapsed .nav-group-chevron{transform:rotate(-90deg);}
.nav-group.collapsed .nav-group-body{display:none;}
.admin-sidebar.collapsed .nav-group-toggle{pointer-events:none;}
.admin-sidebar.collapsed .nav-group-chevron{display:none;}
.admin-sidebar.collapsed .nav-group-body{display:block!important;}

/* ---------- Sidebar ย่อ (Collapsed) ---------- */
.admin-sidebar.collapsed{width:68px;}
.admin-sidebar.collapsed .brand{padding:20px 0 20px 0;justify-content:center;position:relative;}
.admin-sidebar.collapsed .brand-text,
.admin-sidebar.collapsed .nav-section-label,
.admin-sidebar.collapsed .link-label,
.admin-sidebar.collapsed .badge-count{display:none;}
.admin-sidebar.collapsed .sidebar-collapse-btn{
  margin-left:0;position:absolute;bottom:-13px;left:50%;transform:translateX(-50%) rotate(180deg);
  background:var(--sidebar-bg);border-color:rgba(255,255,255,.25);
}
.admin-sidebar.collapsed .admin-nav a{justify-content:center;padding:11px 0;}
.admin-sidebar.collapsed ~ .admin-main{margin-left:68px;}

.admin-main{flex:1;margin-left:250px;min-width:0;display:flex;flex-direction:column;transition:margin-left .18s ease;}
.admin-topbar{
  height:64px;flex-shrink:0;background:var(--surface);border-bottom:1px solid var(--border);
  display:flex;align-items:center;gap:14px;padding:0 22px;position:sticky;top:0;z-index:30;
}
.admin-topbar .page-title{font-weight:600;font-size:1.05rem;}
.admin-topbar .spacer{flex:1;}
.sidebar-toggle-btn{display:none;background:none;border:none;font-size:1.3rem;color:var(--ink-soft);}
.admin-content{padding:24px;max-width:1400px;width:100%;margin:0 auto;}

.property-switch{
  background:var(--bg);border:1px solid var(--border);border-radius:99px;
  padding:6px 14px 6px 10px;font-size:.82rem;display:flex;align-items:center;gap:8px;color:var(--ink-soft);
}

.user-chip{display:flex;align-items:center;gap:9px;}
.user-chip .avatar{
  width:36px;height:36px;border-radius:50%;background:var(--primary-light);color:var(--primary);
  display:flex;align-items:center;justify-content:center;font-weight:600;font-size:.85rem;
}
.user-chip .meta{line-height:1.25;}
.user-chip .meta .name{font-size:.85rem;font-weight:600;}
.user-chip .meta .role{font-size:.72rem;color:var(--ink-faint);}

@media (max-width:991px){
  .admin-sidebar{transform:translateX(-100%);width:250px !important;}
  .admin-sidebar.open{transform:translateX(0);box-shadow:0 0 0 100vmax rgba(15,23,42,.5);}
  .admin-sidebar.collapsed .brand-text,
  .admin-sidebar.collapsed .nav-section-label,
  .admin-sidebar.collapsed .link-label,
  .admin-sidebar.collapsed .badge-count{display:block;}
  .admin-sidebar.collapsed .admin-nav a{justify-content:flex-start;padding:9px 12px;}
  .admin-sidebar.collapsed .sidebar-collapse-btn{position:static;transform:none;margin-left:auto;background:rgba(255,255,255,.06);}
  .admin-sidebar.collapsed .brand{padding:20px 18px;justify-content:flex-start;}
  .admin-main, .admin-sidebar.collapsed ~ .admin-main{margin-left:0;}
  .sidebar-toggle-btn{display:inline-flex;}
}

/* ---------- Cards / widgets shared ---------- */
.card-panel{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);
  box-shadow:var(--shadow);
}
.card-panel .panel-head{
  padding:16px 20px;border-bottom:1px solid var(--border);display:flex;align-items:center;gap:10px;
}
.card-panel .panel-head h2,.card-panel .panel-head h3{font-size:1rem;margin:0;}
.card-panel .panel-body{padding:20px;}

.stat-card{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);
  padding:18px 20px;box-shadow:var(--shadow);
}
.stat-card .stat-label{font-size:.78rem;color:var(--ink-soft);display:flex;align-items:center;gap:7px;margin-bottom:8px;}
.stat-card .stat-icon{
  width:30px;height:30px;border-radius:8px;display:flex;align-items:center;justify-content:center;font-size:.85rem;flex-shrink:0;
}
.stat-card .stat-value{font-size:1.55rem;font-weight:700;letter-spacing:-.02em;}
.stat-card .stat-sub{font-size:.76rem;margin-top:6px;}

.tone-blue .stat-icon{background:var(--primary-light);color:var(--primary);}
.tone-teal .stat-icon{background:#ecfeff;color:var(--accent);}
.tone-green .stat-icon{background:var(--success-light);color:var(--success);}
.tone-amber .stat-icon{background:var(--warning-light);color:var(--warning);}
.tone-red .stat-icon{background:var(--danger-light);color:var(--danger);}

.badge-status{
  display:inline-flex;align-items:center;gap:5px;padding:3px 10px;border-radius:99px;
  font-size:.74rem;font-weight:500;
}
.badge-status.draft{background:#f1f5f9;color:#475569;}
.badge-status.sent{background:var(--primary-light);color:var(--primary-dark);}
.badge-status.partial{background:var(--warning-light);color:var(--warning);}
.badge-status.paid{background:var(--success-light);color:var(--success);}
.badge-status.overdue{background:var(--danger-light);color:var(--danger);}
.badge-status.cancelled{background:#f1f5f9;color:var(--ink-faint);text-decoration:line-through;}
.badge-status.vacant{background:var(--success-light);color:var(--success);}
.badge-status.occupied{background:var(--primary-light);color:var(--primary-dark);}
.badge-status.reserved{background:var(--warning-light);color:var(--warning);}
.badge-status.maintenance{background:#f1f5f9;color:var(--ink-soft);}
.badge-status.pending{background:var(--warning-light);color:var(--warning);}
.badge-status.verified{background:var(--success-light);color:var(--success);}
.badge-status.rejected{background:var(--danger-light);color:var(--danger);}

.dot{width:7px;height:7px;border-radius:50%;display:inline-block;}
.dot.vacant{background:var(--success);}
.dot.occupied{background:var(--primary);}
.dot.reserved{background:var(--warning);}
.dot.maintenance{background:var(--ink-faint);}

/* ---------- ปุ่มสลับมุมมอง ตาราง / ผัง ---------- */
.view-toggle{display:flex;border:1.5px solid var(--border);border-radius:var(--radius-sm);overflow:hidden;background:#fff;}
.view-toggle a{display:flex;align-items:center;gap:6px;padding:9px 14px;font-size:.85rem;font-weight:500;color:var(--ink-soft);transition:background .15s ease,color .15s ease;}
.view-toggle a:hover{background:var(--bg);}
.view-toggle a.active{background:var(--primary);color:#fff;}
.view-toggle a + a{border-left:1.5px solid var(--border);}
.view-toggle a.active + a, .view-toggle a.active{border-left-color:transparent;}

table.table-clean{width:100%;border-collapse:collapse;font-size:.875rem;}
table.table-clean thead th{
  text-align:left;font-size:.72rem;text-transform:uppercase;letter-spacing:.04em;color:var(--ink-faint);
  padding:0 14px 10px;border-bottom:1px solid var(--border);font-weight:600;white-space:nowrap;
}
table.table-clean tbody td{padding:13px 14px;border-bottom:1px solid var(--border);vertical-align:middle;}
table.table-clean tbody tr:last-child td{border-bottom:none;}
table.table-clean tbody tr:hover{background:#fafbfe;}
.table-scroll{overflow-x:auto;}

/* ---------- ตารางบิลรายห้อง (แบบ Excel) — sticky header/คอลัมน์แรก + zebra + จุดเน้น ---------- */
.table-room-excel{ font-size:.82rem; }
.table-room-excel thead th{
  position:sticky; top:0; z-index:3; background:#fff; padding:11px 12px;
  box-shadow:0 1px 0 var(--border);
}
.table-room-excel tbody td{ padding:10px 12px; }
.table-room-excel tbody tr.row-alt{ background:#fafbfe; }
.table-room-excel tbody tr.row-alt:hover, .table-room-excel tbody tr:hover{ background:var(--primary-light); }
.table-room-excel .col-freeze{
  position:sticky; left:0; z-index:1; background:#fff; min-width:150px; max-width:170px;
  box-shadow:1px 0 0 var(--border);
}
.table-room-excel thead th.col-freeze{ z-index:4; }
.table-room-excel tbody tr.row-alt .col-freeze{ background:#fafbfe; }
.table-room-excel tbody tr:hover .col-freeze{ background:var(--primary-light); }
.table-room-excel tr.floor-divider-row td{
  background:var(--bg); border-left:3px solid var(--primary);
  font-size:.78rem; color:var(--ink-soft); padding:8px 14px; font-weight:500;
}
.table-room-excel tr.floor-divider-row.property-row td{
  font-weight:700; color:var(--ink); font-size:.86rem; background:var(--primary-light);
  border-left-color:var(--primary-dark);
}
.table-room-excel tfoot td{ background:var(--bg); border-top:2px solid var(--border); }
.table-room-excel .note-anomaly{ color:var(--danger); font-weight:500; }

.btn{
  font-family:var(--font);font-size:.86rem;font-weight:500;border-radius:9px;padding:9px 16px;
  border:1px solid transparent;display:inline-flex;align-items:center;gap:7px;cursor:pointer;line-height:1.2;
}
.btn-primary{background:var(--primary);color:#fff;}
.btn-primary:hover{background:var(--primary-dark);color:#fff;}
.btn-outline{background:#fff;border-color:var(--border);color:var(--ink);}
.btn-outline:hover{border-color:var(--primary);color:var(--primary);}
.btn-soft{background:var(--primary-light);color:var(--primary-dark);}
.btn-success{background:var(--success);color:#fff;}
.btn-danger-soft{background:var(--danger-light);color:var(--danger);}
.btn-sm{padding:6px 12px;font-size:.78rem;}
.btn:disabled{opacity:.5;cursor:not-allowed;}

.form-label{font-size:.82rem;font-weight:500;margin-bottom:5px;display:block;color:var(--ink-soft);}
.form-control,.form-select{
  font-family:var(--font);border:1.5px solid var(--border);border-radius:var(--radius-sm);padding:9px 12px;
  font-size:.875rem;width:100%;background:#fff;color:var(--ink);
  transition:border-color .15s ease, box-shadow .15s ease, background-color .15s ease;
  box-shadow:0 1px 2px rgba(15,23,42,.03);
}
.form-control:hover,.form-select:hover{border-color:#c7d2e0;}
.form-control:focus,.form-select:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-light);}
.form-control.input-error,.form-select.input-error{border-color:var(--danger);box-shadow:0 0 0 3px var(--danger-light);}
.upload-drop.input-error{border-color:var(--danger);background:var(--danger-light);}.field-error-text{color:var(--danger);font-size:.72rem;margin-top:4px;display:none;}
.field-error-text.show{display:block;}

.form-select{
  appearance:none;-webkit-appearance:none;-moz-appearance:none;
  padding-right:38px;cursor:pointer;font-weight:500;
  background-repeat:no-repeat;background-position:right 13px center;background-size:15px;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%2364748b' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
}
.form-select:hover{
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%232563eb' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
}
.form-select:focus{
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%231d4ed8' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
}
.form-select:disabled{background-color:var(--bg);color:var(--ink-faint);cursor:not-allowed;box-shadow:none;}
.form-select:disabled:hover{border-color:var(--border);}
.form-select-inline{
  display:flex;align-items:center;gap:8px;
}
.form-select-inline .form-select{flex:1;}

/* ---------- Dropdown ค้นหาได้ (auto-enhance select ที่มีตัวเลือกจำนวนมาก) ---------- */
.search-select-wrap{position:relative;}
select.search-select-native{display:none;}
.search-select-trigger{
  width:100%;text-align:left;cursor:pointer;display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
}
.search-select-trigger.placeholder{color:var(--ink-faint);font-weight:400;}
.search-select-trigger:disabled{background-color:var(--bg);color:var(--ink-faint);cursor:not-allowed;box-shadow:none;}
.search-select-wrap.open .search-select-trigger{border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-light);}
.search-select-panel{
  position:absolute;top:calc(100% + 6px);left:0;right:0;z-index:60;
  background:#fff;border:1px solid var(--border);border-radius:var(--radius-sm);
  box-shadow:0 12px 32px rgba(15,23,42,.14);overflow:hidden;display:none;flex-direction:column;
}
.search-select-wrap.open .search-select-panel{display:flex;}
.search-select-input{
  border:none;border-bottom:1.5px solid var(--border);padding:10px 12px;font-size:.85rem;
  font-family:var(--font);color:var(--ink);outline:none;width:100%;
}
.search-select-list{overflow-y:auto;max-height:230px;}
.search-select-item{padding:8px 12px;font-size:.85rem;cursor:pointer;color:var(--ink);}
.search-select-item:hover,.search-select-item.active{background:var(--primary-light);color:var(--primary);}
.search-select-empty{padding:12px;font-size:.8rem;color:var(--ink-faint);text-align:center;}
.icon-btn{
  width:36px;height:36px;flex-shrink:0;display:inline-flex;align-items:center;justify-content:center;
  border-radius:9px;border:1px solid var(--border);background:#fff;color:var(--ink-soft);cursor:pointer;
  transition:all .15s ease;
}
.icon-btn:hover{border-color:var(--primary);color:var(--primary);background:var(--primary-light);}
.icon-btn.danger:hover{border-color:var(--danger);color:var(--danger);background:var(--danger-light);}

.checklist-thumb{
  width:44px;height:44px;object-fit:cover;border-radius:var(--radius-sm);border:1px solid var(--border);
  cursor:pointer;transition:transform .15s ease,box-shadow .15s ease;
}
.checklist-thumb:hover{transform:scale(1.08);box-shadow:var(--shadow);}

.repeater-row{
  display:flex;gap:10px;align-items:flex-end;padding:12px;border:1px solid var(--border);border-radius:10px;margin-bottom:10px;background:#fff;
}
.repeater-row .rr-field{flex:1;min-width:0;}
.manager-list-item{
  display:flex;align-items:center;gap:8px;padding:9px 10px;border:1px solid var(--border);border-radius:9px;margin-bottom:8px;
}
.manager-list-item input{border:none;background:transparent;flex:1;font-family:var(--font);font-size:.875rem;padding:2px 4px;border-radius:6px;}
.manager-list-item input:focus{outline:none;background:var(--bg);}

.room-tile{
  border:1px solid var(--border);border-radius:12px;padding:12px 10px;text-align:center;background:#fff;
  transition:transform .12s ease;cursor:pointer;
}
.room-tile:hover{transform:translateY(-2px);box-shadow:var(--shadow);}
.room-tile .room-no{font-weight:700;font-size:1rem;}
.room-tile .room-meta{font-size:.68rem;color:var(--ink-faint);margin-top:2px;}
.room-tile.vacant{background:var(--success-light);border-color:#bbf7d0;}
.room-tile.occupied{background:var(--primary-light);border-color:#bfdbfe;}
.room-tile.reserved{background:var(--warning-light);border-color:#fde68a;}
.room-tile.maintenance{background:#f1f5f9;border-color:var(--border);}

.legend{display:flex;gap:16px;flex-wrap:wrap;font-size:.8rem;color:var(--ink-soft);}
.legend span{display:flex;align-items:center;gap:6px;}

.alert-banner{
  border-radius:12px;padding:13px 16px;font-size:.86rem;display:flex;gap:12px;align-items:flex-start;
  border:1px solid transparent;
}
.alert-banner.amber{background:var(--warning-light);border-color:#fde68a;color:#92400e;}
.alert-banner.red{background:var(--danger-light);border-color:#fecaca;color:#991b1b;}
.alert-banner.blue{background:var(--primary-light);border-color:#bfdbfe;color:#1e40af;}
.alert-banner i{margin-top:2px;}

.empty-state{text-align:center;padding:50px 20px;color:var(--ink-faint);}
.empty-state i{font-size:2rem;margin-bottom:10px;display:block;}

/* ---------- Layout: Tenant Portal (mobile-first) ---------- */
.tenant-shell{max-width:480px;margin:0 auto;min-height:100vh;background:var(--bg);display:flex;flex-direction:column;position:relative;}
.tenant-topbar{
  background:var(--surface);border-bottom:1px solid var(--border);padding:14px 18px;
  display:flex;align-items:center;gap:12px;position:sticky;top:0;z-index:20;
}
.tenant-topbar .t-title{font-weight:600;font-size:1rem;}
.tenant-topbar .t-sub{font-size:.72rem;color:var(--ink-faint);}
.tenant-content{padding:16px 16px 90px;flex:1;}

.tenant-bottomnav{
  position:sticky;bottom:0;background:var(--surface);border-top:1px solid var(--border);
  display:flex;max-width:480px;margin:0 auto;width:100%;z-index:20;
}
.tenant-bottomnav a{
  flex:1;text-align:center;padding:9px 4px 8px;font-size:.66rem;color:var(--ink-faint);display:flex;
  flex-direction:column;align-items:center;gap:3px;
}
.tenant-bottomnav a i{font-size:1.15rem;}
.tenant-bottomnav a.active{color:var(--primary);}

.bill-summary-card{
  background:linear-gradient(135deg,var(--primary) 0%,#1e40af 100%);color:#fff;border-radius:18px;
  padding:22px 20px;box-shadow:0 8px 24px rgba(37,99,235,.28);
}
.bill-summary-card .label{font-size:.78rem;opacity:.85;}
.bill-summary-card .amount{font-size:2rem;font-weight:700;letter-spacing:-.02em;margin:4px 0 10px;}
.bill-summary-card .due{font-size:.78rem;background:rgba(255,255,255,.15);display:inline-flex;padding:5px 12px;border-radius:99px;gap:6px;align-items:center;}

.line-item{display:flex;justify-content:space-between;align-items:center;padding:11px 0;border-bottom:1px dashed var(--border);font-size:.86rem;}
.line-item:last-child{border-bottom:none;}
.line-item .li-label{color:var(--ink-soft);}
.line-item .li-label small{display:block;color:var(--ink-faint);font-size:.72rem;}
.line-item .li-value{font-weight:600;}

.qr-box{
  background:#fff;border:1px dashed var(--border);border-radius:14px;padding:18px;text-align:center;
}
.qr-placeholder{
  width:180px;height:180px;margin:0 auto 10px;border-radius:10px;background:
    repeating-linear-gradient(45deg,#0f172a 0 8px,#fff 8px 16px);
  display:flex;align-items:center;justify-content:center;color:#fff;font-size:.75rem;
  background-color:#0f172a;
}

.upload-drop{
  border:2px dashed var(--border);border-radius:14px;padding:28px 16px;text-align:center;color:var(--ink-faint);
  background:#fff;
}
.upload-drop i{font-size:1.8rem;margin-bottom:8px;display:block;color:var(--primary);}

.timeline-mini{display:flex;align-items:center;gap:0;margin:18px 0;}
.timeline-mini .tl-step{flex:1;text-align:center;position:relative;font-size:.68rem;color:var(--ink-faint);}
.timeline-mini .tl-step .tl-dot{
  width:22px;height:22px;border-radius:50%;background:#f1f5f9;color:var(--ink-faint);
  display:flex;align-items:center;justify-content:center;margin:0 auto 5px;font-size:.7rem;border:2px solid #f1f5f9;
}
.timeline-mini .tl-step.done .tl-dot{background:var(--success);border-color:var(--success);color:#fff;}
.timeline-mini .tl-step.current .tl-dot{background:#fff;border-color:var(--primary);color:var(--primary);}
.timeline-mini .tl-step::before{
  content:'';position:absolute;top:11px;left:-50%;width:100%;height:2px;background:#f1f5f9;z-index:-1;
}
.timeline-mini .tl-step:first-child::before{display:none;}
.timeline-mini .tl-step.done::before{background:var(--success);}

.login-shell{
  min-height:100vh;display:flex;align-items:center;justify-content:center;padding:20px;
  background:radial-gradient(circle at top,#1e3a8a,#0f172a 65%);
}
.login-card{
  background:#fff;border-radius:20px;padding:34px 28px;width:100%;max-width:380px;box-shadow:0 20px 60px rgba(0,0,0,.35);
}
.login-logo{
  width:52px;height:52px;border-radius:14px;background:linear-gradient(135deg,var(--primary),var(--accent));
  display:flex;align-items:center;justify-content:center;color:#fff;font-size:1.4rem;margin:0 auto 16px;
}

.portrait-list .p-item{display:flex;align-items:center;gap:12px;padding:12px 0;border-bottom:1px solid var(--border);}
.portrait-list .p-item:last-child{border-bottom:none;}
.portrait-list .p-thumb{
  width:44px;height:44px;border-radius:10px;background:var(--primary-light);color:var(--primary);
  display:flex;align-items:center;justify-content:center;flex-shrink:0;
}

.chart-placeholder{
  height:170px;border-radius:10px;background:
    linear-gradient(0deg,var(--primary-light) 0%, transparent 70%);
  position:relative;overflow:hidden;border:1px solid var(--border);
}

/* ---------- Modal ---------- */
.modal-overlay{
  position:fixed;inset:0;background:rgba(15,23,42,.5);display:none;align-items:center;justify-content:center;
  z-index:100;padding:20px;
}
.modal-overlay.open{display:flex;}
.modal-box{
  background:#fff;border-radius:16px;width:100%;max-width:420px;box-shadow:0 20px 60px rgba(0,0,0,.3);
  max-height:90vh;overflow-y:auto;
}
.modal-box .modal-head{
  padding:18px 20px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;
}
.modal-box .modal-head h3{font-size:1rem;margin:0;}
.modal-box .modal-close{background:none;border:none;font-size:1.2rem;color:var(--ink-faint);cursor:pointer;line-height:1;}
.modal-box .modal-body{padding:20px;}
.modal-box .modal-foot{padding:14px 20px;border-top:1px solid var(--border);display:flex;gap:8px;justify-content:flex-end;}

@media (max-width:480px){
  .admin-content{padding:16px;}
}

/* ---------- Toast notification ---------- */
.toast-container{
  position:fixed;top:20px;right:20px;z-index:200;display:flex;flex-direction:column;gap:10px;
  max-width:360px;width:calc(100% - 40px);
}
.toast-item{
  display:flex;align-items:center;gap:10px;background:#fff;border:1px solid var(--border);border-radius:var(--radius-sm);
  padding:12px 14px;box-shadow:0 10px 28px rgba(15,23,42,.14);font-size:.85rem;color:var(--ink);
  opacity:0;transform:translateX(20px);transition:opacity .2s ease,transform .2s ease;
}
.toast-item.show{opacity:1;transform:translateX(0);}
.toast-item i{font-size:1.15rem;flex-shrink:0;}
.toast-item.success i{color:var(--success);}
.toast-item.error i{color:var(--danger);}
.toast-item.warning i{color:var(--warning);}
.toast-item.info i{color:var(--primary);}
.toast-item span{flex:1;line-height:1.4;}
.toast-close{background:none;border:none;color:var(--ink-faint);font-size:1.1rem;cursor:pointer;line-height:1;padding:0;flex-shrink:0;}
.toast-close:hover{color:var(--ink);}

@media (max-width:480px){
  .toast-container{top:auto;bottom:16px;right:16px;left:16px;max-width:none;width:auto;}
}