:root{--green:#16a34a;--dark:#0f172a;--muted:#64748b;--bg:#eef2f7;--card:#fff;--border:#e5e7eb;--red:#ef4444;--amber:#f59e0b;--blue:#2563eb}*{box-sizing:border-box}body{margin:0;font-family:Arial,sans-serif;background:var(--bg);color:#111827}.auth-bg{min-height:100vh;display:grid;place-items:center;padding:20px;background:radial-gradient(circle at top left,rgba(22,163,74,.16),transparent 35%),var(--bg)}.auth-card,.card{background:var(--card);border:1px solid var(--border);border-radius:24px;box-shadow:0 18px 50px rgba(15,23,42,.10)}.auth-card{width:100%;max-width:430px;padding:26px}.brand{font-weight:950;font-size:24px;margin:0}.sub{color:var(--muted);font-size:13px;margin-top:6px}.field{display:block;margin-top:14px;font-weight:850}.input,select,textarea{width:100%;border:1px solid #d1d5db;border-radius:14px;padding:12px 13px;font-size:15px;background:#fff;margin-top:6px}.btn{border:0;border-radius:14px;padding:12px 16px;font-weight:950;cursor:pointer;text-decoration:none;display:inline-flex;align-items:center;justify-content:center;gap:8px}.btn-primary{background:var(--green);color:#fff}.btn-dark{background:var(--dark);color:#fff}.btn-danger{background:var(--red);color:#fff}.btn-warn{background:var(--amber);color:#111827}.btn-light{background:#f1f5f9;color:#111827;border:1px solid var(--border)}.btn-full{width:100%;margin-top:18px}.alert{padding:12px 14px;border-radius:14px;font-weight:800;margin:12px 0}.ok{background:#dcfce7;color:#166534}.bad{background:#fee2e2;color:#991b1b}.shell{display:grid;grid-template-columns:260px 1fr;min-height:100vh}.side{background:#fff;border-right:1px solid var(--border);padding:18px;position:sticky;top:0;height:100vh}.side a{display:flex;padding:11px 12px;color:#334155;text-decoration:none;border-radius:14px;font-weight:850;margin-top:4px}.side a:hover,.side a.active{background:#dcfce7;color:#166534}.main{padding:22px;min-width:0}.top{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:18px}.grid{display:grid;grid-template-columns:repeat(12,1fr);gap:16px}.card{padding:18px}.span-3{grid-column:span 3}.span-4{grid-column:span 4}.span-6{grid-column:span 6}.span-8{grid-column:span 8}.span-12{grid-column:span 12}.stat{font-size:28px;font-weight:950}.muted{color:var(--muted)}table{width:100%;border-collapse:collapse;font-size:14px}th,td{padding:12px;border-bottom:1px solid var(--border);text-align:left;vertical-align:top}th{font-size:12px;text-transform:uppercase;color:#64748b;background:#f8fafc}.pill{display:inline-flex;padding:6px 10px;border-radius:999px;font-size:12px;font-weight:950}.pill-linked{background:#dcfce7;color:#166534}.pill-qr{background:#dbeafe;color:#1d4ed8}.pill-pending{background:#fef3c7;color:#92400e}.pill-failed,.pill-disconnected{background:#fee2e2;color:#991b1b}.codebox{background:#0f172a;color:#fff;padding:14px;border-radius:14px;word-break:break-all;font-family:monospace}.qr-img{max-width:260px;width:100%;border-radius:18px;border:1px solid var(--border);padding:10px;background:#fff}.actions{display:flex;gap:8px;flex-wrap:wrap}.chat-shell{display:grid;grid-template-columns:350px 1fr;min-height:calc(100vh - 44px);background:#fff;border-radius:24px;overflow:hidden;border:1px solid var(--border)}.contacts{border-right:1px solid var(--border);padding:14px;overflow:auto}.contact{display:block;text-decoration:none;color:#111827;border:1px solid var(--border);border-radius:18px;padding:13px;margin-bottom:9px}.contact.active{border-color:var(--green);box-shadow:0 0 0 3px rgba(22,163,74,.12)}.chat{display:flex;flex-direction:column;min-width:0}.chat-head{padding:16px;border-bottom:1px solid var(--border);display:flex;justify-content:space-between;gap:12px}.chat-body{flex:1;padding:18px;background:#eef2f7;overflow:auto}.bubble-row{display:flex;margin-bottom:12px}.bubble-row.outgoing{justify-content:flex-end}.bubble{max-width:720px;background:#fff;border-radius:18px 18px 18px 4px;padding:12px 14px;box-shadow:0 8px 24px rgba(15,23,42,.07);white-space:pre-wrap}.outgoing .bubble{background:#dcfce7;border-radius:18px 18px 4px 18px}.meta{font-size:11px;color:#64748b;margin-top:8px}.reply{padding:14px;border-top:1px solid var(--border);display:flex;gap:10px}.reply textarea{margin:0;min-height:50px;resize:vertical}.mobile-menu{display:none}@media(max-width:900px){.shell{grid-template-columns:1fr}.side{height:auto;position:relative;border-right:0}.grid{grid-template-columns:1fr}.span-3,.span-4,.span-6,.span-8,.span-12{grid-column:span 1}.chat-shell{grid-template-columns:1fr}.contacts{max-height:40vh;border-right:0;border-bottom:1px solid var(--border)}table,thead,tbody,tr,th,td{display:block}thead{display:none}tr{border:1px solid var(--border);border-radius:16px;margin-bottom:12px;overflow:hidden}td:before{content:attr(data-label);display:block;font-size:11px;text-transform:uppercase;color:#64748b;font-weight:950;margin-bottom:5px}.top{align-items:flex-start;flex-direction:column}}

/* Wsoft.lk admin layout fixes for aaPanel/Nginx */
.admin-shell{display:grid;grid-template-columns:280px 1fr;min-height:100vh;background:var(--bg)}
.admin-sidebar{background:linear-gradient(180deg,#0f172a,#111827);color:#fff;padding:18px;position:sticky;top:0;height:100vh;display:flex;flex-direction:column;z-index:30;box-shadow:12px 0 30px rgba(15,23,42,.12)}
.sidebar-brand{display:flex;align-items:center;gap:12px;padding:10px 8px 20px;border-bottom:1px solid rgba(255,255,255,.12)}
.brand-mark{width:46px;height:46px;border-radius:16px;background:#16a34a;display:grid;place-items:center;font-weight:950;font-size:24px;box-shadow:0 12px 28px rgba(22,163,74,.28)}
.brand-name{font-size:22px;font-weight:950;letter-spacing:.2px}.brand-sub{font-size:12px;color:rgba(255,255,255,.68);margin-top:3px}.sidebar-nav{padding-top:14px;display:grid;gap:5px;overflow:auto}.sidebar-nav a{display:flex;align-items:center;gap:10px;text-decoration:none;color:rgba(255,255,255,.78);padding:11px 12px;border-radius:15px;font-weight:850}.sidebar-nav a:hover,.sidebar-nav a.active{background:rgba(22,163,74,.18);color:#fff}.nav-icon{width:24px;text-align:center}.sidebar-user{margin-top:auto;border-top:1px solid rgba(255,255,255,.12);padding-top:14px;color:rgba(255,255,255,.74);font-size:12px}.user-label{text-transform:uppercase;letter-spacing:.06em}.user-email{color:#fff;font-weight:900;margin:5px 0 10px;word-break:break-word}.logout-link{display:inline-flex;text-decoration:none;color:#fff;background:rgba(239,68,68,.92);border-radius:12px;padding:9px 12px;font-weight:900}.admin-content{min-width:0;display:flex;flex-direction:column;min-height:100vh}.admin-topbar{height:74px;background:rgba(255,255,255,.92);backdrop-filter:blur(16px);border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;gap:16px;padding:14px 22px;position:sticky;top:0;z-index:20}.topbar-title{font-size:20px;font-weight:950}.topbar-sub{font-size:12px;color:var(--muted);margin-top:3px}.topbar-actions{display:flex;gap:10px;align-items:center}.menu-toggle{display:none;border:1px solid var(--border);background:#fff;border-radius:13px;padding:9px 12px;font-size:18px;cursor:pointer}.admin-footer{margin-top:auto;border-top:1px solid var(--border);background:#fff;padding:14px 22px;color:var(--muted);font-size:13px;display:flex;align-items:center;justify-content:space-between;gap:12px}.shell{display:block;min-height:0}.side{display:none}.main{padding:22px;min-width:0;width:100%}.card h2{margin-top:0}.top .brand{font-size:28px}.btn-green{background:#16a34a;color:#fff}.btn-dark{background:#0f172a;color:#fff}
@media(max-width:980px){.admin-shell{grid-template-columns:1fr}.admin-sidebar{position:fixed;left:-292px;transition:left .22s ease;width:280px}.sidebar-open .admin-sidebar{left:0}.menu-toggle{display:inline-flex}.admin-topbar{justify-content:flex-start}.topbar-actions{margin-left:auto}.main{padding:16px}.admin-footer{flex-direction:column;align-items:flex-start}.topbar-actions .btn-light{display:none}}
@media(max-width:560px){.admin-topbar{height:auto;align-items:flex-start}.topbar-actions{display:none}.top .brand{font-size:23px}.card{padding:14px}}
.pay-card{text-align:center;max-width:520px}.pay-amount{font-size:34px;font-weight:950;margin:18px 0;color:#16a34a}.quick-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}.mini-input{max-width:180px;margin:0;padding:9px}.pill-paid{background:#dcfce7;color:#166534}.pill-pending{background:#fef3c7;color:#92400e}.pill-rejected{background:#fee2e2;color:#991b1b}.pill-approved{background:#dcfce7;color:#166534}@media(max-width:560px){.quick-grid{grid-template-columns:1fr}.actions{width:100%}.actions .btn{flex:1}.pay-amount{font-size:28px}}
.code-inline{font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;background:#f3f4f6;border:1px solid #e5e7eb;border-radius:8px;padding:2px 6px;color:#111827}
details{margin:12px 0;text-align:left} details summary{cursor:pointer;font-weight:700;color:#334155}

/* API SMS History page */
.history-wrap{max-width:100%;margin:0 auto}.history-titlebar{background:#3b6f9f;color:#fff;text-align:center;font-weight:950;letter-spacing:1px;padding:13px 16px;border-radius:18px 18px 0 0;text-transform:uppercase}.history-stats{margin:16px 0}.history-card{background:#fff;border:1px solid var(--border);border-radius:0 0 18px 18px;box-shadow:0 16px 36px rgba(15,23,42,.07);padding:24px 24px 18px}.history-toolbar{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:14px;flex-wrap:wrap;color:#111827}.history-toolbar label{font-weight:500}.history-toolbar select{width:auto;min-width:70px;margin:0 6px;border-radius:4px;padding:8px 10px}.history-search{margin-left:auto}.history-search input{width:230px;margin-left:8px;border-radius:4px;padding:9px 10px}.history-table-scroll{overflow:auto}.history-table{width:100%;border-collapse:collapse;font-size:14px;background:#fff}.history-table th{background:#fff;color:#68737f;text-transform:uppercase;font-size:13px;font-weight:900;border-bottom:2px solid #d8dee6;padding:15px 16px;white-space:nowrap}.history-table th span{float:right;color:#c4cbd3;font-weight:600}.history-table td{border-bottom:1px solid #e1e6ec;padding:15px 16px;color:#5d6872;vertical-align:middle}.history-status{font-weight:500}.status-completed{color:#4b5563}.status-pending{color:#a16207}.status-failed{color:#b91c1c}.history-view{border:0;background:#10b981;color:#fff;border-radius:0;padding:10px 16px;cursor:pointer;font-weight:900;min-width:48px}.history-view:hover{filter:brightness(.95)}.history-footer{display:flex;justify-content:space-between;gap:12px;align-items:center;margin-top:16px;flex-wrap:wrap;color:#64748b}.history-pages{display:flex;align-items:center;gap:10px}.empty{text-align:center;color:#64748b;padding:30px!important}.history-modal-row{display:none!important}.history-modal{display:none;position:fixed;inset:0;background:rgba(15,23,42,.55);z-index:2000;align-items:center;justify-content:center;padding:18px}.history-modal.open{display:flex}.history-modal-box{background:#fff;width:min(720px,100%);border-radius:18px;box-shadow:0 24px 80px rgba(0,0,0,.22);overflow:hidden}.history-modal-head{display:flex;align-items:center;justify-content:space-between;padding:16px 18px;background:#3b6f9f;color:#fff}.history-modal-head button{border:0;background:transparent;color:#fff;font-size:28px;line-height:1;cursor:pointer}.history-details{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;padding:18px}.history-details div{border:1px solid #e5e7eb;border-radius:14px;padding:12px;background:#f8fafc}.history-details b{display:block;font-size:12px;text-transform:uppercase;color:#64748b;margin-bottom:6px}.history-details span{word-break:break-word}.history-details .wide{grid-column:1/-1}@media(max-width:900px){.history-card{padding:14px}.history-search{margin-left:0;width:100%}.history-search input{width:100%;margin:6px 0 0}.history-table th{display:none}.history-table tr{display:block;border:1px solid var(--border);border-radius:14px;margin-bottom:10px}.history-table td{display:block;border-bottom:0;padding:10px 12px}.history-table td:before{content:attr(data-label);display:block;font-size:11px;text-transform:uppercase;color:#64748b;font-weight:950;margin-bottom:3px}.history-details{grid-template-columns:1fr}.history-footer{align-items:flex-start;flex-direction:column}}
.page-head{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;margin-bottom:18px}.page-head h1{margin:0 0 6px}.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-bottom:16px}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.form-grid label{font-weight:800}.form-grid textarea,.form-grid input,.form-grid select{width:100%;margin-top:6px}.form-grid .check{display:flex;align-items:center;gap:8px}.form-grid .check input{width:auto;margin:0}.table-wrap{overflow:auto}.alert-success{background:#dcfce7;color:#166534}.alert-danger{background:#fee2e2;color:#991b1b}.btn-sm{padding:8px 10px;border-radius:10px;font-size:12px}pre{background:#0f172a;color:#fff;padding:14px;border-radius:14px;overflow:auto}@media(max-width:900px){.grid-2,.form-grid{grid-template-columns:1fr}.page-head{display:block}}