/* public/css/style.css — Modern responsive admin + Messenger-style live chat */
:root {
    --bg:#0b0e14; --bg-2:#141a23; --bg-3:#1b2330; --bg-4:#232d3d;
    --border:#26303f; --text:#e8edf3; --muted:#8a97a8;
    --accent:#3b82f6; --accent-2:#2563eb; --accent-grad:linear-gradient(135deg,#3b82f6,#6366f1);
    --green:#22c55e; --red:#ef4444; --yellow:#eab308; --purple:#a855f7;
    --radius:12px; --shadow:0 6px 24px rgba(0,0,0,.35);
}
*{box-sizing:border-box}
html,body{height:100%}
body{margin:0;font-family:system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;background:var(--bg);color:var(--text);overflow:hidden}
.hidden{display:none!important}
.muted{color:var(--muted);font-size:13px}
.error{color:var(--red);font-size:13px;min-height:18px}
button{cursor:pointer;font-family:inherit}
input,textarea,select{font-family:inherit;background:var(--bg-3);border:1px solid var(--border);color:var(--text);padding:10px 12px;border-radius:9px;width:100%;font-size:14px;outline:none}
input:focus,textarea:focus,select:focus{border-color:var(--accent)}
.link{background:none;border:none;color:var(--accent);font-size:14px}
.primary{background:var(--accent-grad);color:#fff;border:none;padding:9px 15px;border-radius:9px;font-weight:600;box-shadow:0 2px 8px rgba(59,130,246,.3)}
.primary:hover{filter:brightness(1.08)}

/* LOCK / LOADING */
.lock-wrap{height:100vh;display:grid;place-items:center;padding:20px}
.lock-card{background:var(--bg-2);border:1px solid var(--border);border-radius:16px;padding:40px 32px;max-width:400px;text-align:center;box-shadow:var(--shadow)}
.lock-icon{font-size:52px;margin-bottom:8px}
.lock-card h1{margin:0 0 12px;font-size:22px}
.spinner{width:36px;height:36px;border:3px solid var(--border);border-top-color:var(--accent);border-radius:50%;margin:0 auto 14px;animation:spin .8s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}

/* APP LAYOUT */
.app{display:grid;grid-template-columns:220px 1fr;height:100vh}
.sidebar{background:var(--bg-2);border-right:1px solid var(--border);display:flex;flex-direction:column;padding:16px 10px}
.brand{font-weight:700;font-size:17px;padding:6px 10px 16px;display:flex;gap:8px;align-items:center}
nav{display:flex;flex-direction:column;gap:3px;flex:1}
.nav-item{text-align:left;background:none;border:none;color:var(--muted);padding:11px 12px;border-radius:10px;font-size:14px;display:flex;align-items:center;gap:10px;transition:.15s}
.nav-item .ic{font-size:16px;width:20px;text-align:center}
.nav-item:hover{background:var(--bg-3);color:var(--text)}
.nav-item.active{background:var(--bg-4);color:#fff}
.badge{background:var(--red);color:#fff;font-size:11px;padding:1px 7px;border-radius:10px;margin-left:auto}
.badge:empty{display:none}
.sidebar-foot{display:flex;align-items:center;gap:8px;padding:12px 10px 2px;border-top:1px solid var(--border)}
.dot{width:9px;height:9px;border-radius:50%;background:var(--red)}
.dot.on{background:var(--green);box-shadow:0 0 8px var(--green)}

.content{overflow:hidden;height:100vh}
.view{height:100vh;padding:22px;overflow-y:auto}
#view-chat{padding:0}
.toolbar{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px;gap:10px}
.toolbar h2,.toolbar h3{margin:0}

/* CARDS / REPORTS */
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:14px}
.card{background:var(--bg-2);border:1px solid var(--border);border-radius:var(--radius);padding:16px}
.card h3{margin:0 0 6px;font-size:15px}
.card pre{background:var(--bg);padding:8px;border-radius:6px;font-size:12px;overflow-x:auto;color:var(--muted);white-space:pre-wrap}
.card .actions{display:flex;gap:8px;margin-top:12px}
.card .actions button{flex:1;padding:7px;border-radius:8px;border:1px solid var(--border);background:var(--bg-3);color:var(--text);font-size:13px}
.card .actions button.danger{color:var(--red)}
.stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:14px}
.stat{background:var(--bg-2);border:1px solid var(--border);border-radius:var(--radius);padding:18px;text-align:center}
.stat-val{font-size:30px;font-weight:700}
.stat-label{color:var(--muted);font-size:13px;margin-top:4px}
.chart{display:flex;align-items:flex-end;gap:6px;height:200px;padding:12px 4px 0;position:relative}
.bar-col{flex:1;display:flex;flex-direction:column;align-items:center;height:100%}
.bars{flex:1;display:flex;align-items:flex-end;gap:2px;width:100%;justify-content:center}
.bar{width:45%;border-radius:3px 3px 0 0;min-height:2px}
.bar.active{background:var(--green)} .bar.new{background:var(--accent)}
.bar-label{font-size:10px;color:var(--muted);margin-top:4px;white-space:nowrap}
.legend{position:absolute;top:-4px;right:8px;font-size:12px;color:var(--muted)}
.dot-legend{width:10px;height:10px;border-radius:2px;display:inline-block;margin-left:8px}
.dot-legend.active{background:var(--green)} .dot-legend.new{background:var(--accent)}

/* BROADCAST */
#view-broadcast textarea{min-height:80px;resize:vertical}
#view-broadcast label{font-size:13px;color:var(--muted);display:block;margin:8px 0 4px}
.row2{display:flex;gap:10px}.row2>div{flex:1}
.progress-wrap{margin-top:16px}
.progress{height:12px;background:var(--bg);border-radius:8px;overflow:hidden;border:1px solid var(--border)}
.progress-bar{height:100%;width:0;background:var(--accent-grad);transition:width .3s}
#bc-stats{margin-top:8px}

/* ============ LIVE CHAT (Messenger) ============ */
.chat-layout{display:grid;grid-template-columns:330px 1fr;height:100vh}
.session-pane{border-right:1px solid var(--border);background:var(--bg-2);display:flex;flex-direction:column;overflow:hidden}
.pane-head{padding:16px 18px;font-weight:700;font-size:16px;border-bottom:1px solid var(--border)}
.session-search{padding:10px 12px;border-bottom:1px solid var(--border)}
.session-list{flex:1;overflow-y:auto}
.session{display:flex;align-items:center;gap:12px;padding:12px 14px;cursor:pointer;border-bottom:1px solid rgba(255,255,255,.03);transition:.12s}
.session:hover{background:var(--bg-3)}
.session.active{background:var(--bg-4)}
.avatar{width:44px;height:44px;border-radius:50%;background:var(--accent-grad);display:grid;place-items:center;font-weight:700;font-size:15px;color:#fff;flex-shrink:0}
.s-body{flex:1;min-width:0}
.s-top{display:flex;justify-content:space-between;align-items:center}
.s-name{font-weight:600;font-size:14px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.prem{color:var(--yellow);margin-left:4px}
.s-prev{color:var(--muted);font-size:12.5px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin-top:2px}
.unread{background:var(--accent);color:#fff;font-size:11px;min-width:20px;height:20px;padding:0 6px;border-radius:10px;display:grid;place-items:center;flex-shrink:0}
.empty{padding:20px;color:var(--muted);font-size:13px}

.chat-pane{display:flex;flex-direction:column;height:100vh;background:linear-gradient(180deg,#0b0e14,#0d121b)}
.chat-header{display:flex;align-items:center;gap:12px;padding:12px 18px;border-bottom:1px solid var(--border);background:var(--bg-2)}
.back-btn{display:none;background:none;border:none;color:var(--text);font-size:26px;line-height:1;padding:0 4px}
.chat-avatar{width:40px;height:40px;border-radius:50%;background:var(--accent-grad);display:grid;place-items:center;font-weight:700;color:#fff;flex-shrink:0}
.chat-head-txt{min-width:0}
.chat-title{font-weight:700;font-size:15px}
.chat-sub{color:var(--muted);font-size:12px}
.chat-messages{flex:1;overflow-y:auto;padding:18px 16px;display:flex;flex-direction:column;gap:2px}
.empty-chat,.empty-hint{margin:auto;color:var(--muted);text-align:center;font-size:14px;line-height:1.8}

.msg{display:flex;flex-direction:column;max-width:74%;margin-top:8px}
.msg.in{align-self:flex-start;align-items:flex-start}
.msg.out{align-self:flex-end;align-items:flex-end}
.msg .sender{font-size:11px;color:var(--accent);font-weight:600;margin:0 6px 2px}
.bubble{padding:8px 12px;border-radius:18px;font-size:14.5px;line-height:1.45;word-wrap:break-word;overflow-wrap:anywhere;box-shadow:0 1px 2px rgba(0,0,0,.25)}
.msg.in .bubble{background:var(--bg-3);border-bottom-left-radius:5px}
.msg.out .bubble{background:var(--accent-grad);color:#fff;border-bottom-right-radius:5px}
.bubble .txt{white-space:normal}
.bubble .meta{font-size:10.5px;opacity:.75;margin-top:3px;text-align:right;display:flex;gap:4px;justify-content:flex-end;align-items:center}
.tick{font-size:11px;letter-spacing:-2px}
.tick.read{color:#7cc0ff}
.msg.out .tick{color:rgba(255,255,255,.75)}
.msg.out .tick.read{color:#bfe0ff}
.tick.failed{color:#ffd0d0;letter-spacing:0}
.tg-emoji{width:20px;height:20px;vertical-align:-4px;display:inline-block;margin:0 1px}
.chat-img{max-width:260px;max-height:320px;border-radius:12px;display:block;cursor:pointer}
.chat-video{max-width:280px;border-radius:12px;display:block}
.chat-audio{max-width:260px;display:block}
.chat-file{display:inline-block;padding:8px 12px;background:rgba(255,255,255,.08);border-radius:10px;color:inherit;text-decoration:none;font-size:13px}
.bubble .txt+.meta{margin-top:2px}
.chat-img+.txt,.chat-video+.txt,.chat-file+.txt{margin-top:6px}

.chat-compose{display:flex;gap:8px;align-items:center;padding:12px 14px;border-top:1px solid var(--border);background:var(--bg-2)}
.attach-btn{width:42px;height:42px;border-radius:50%;border:none;background:var(--bg-4);color:var(--text);font-size:20px;flex-shrink:0}
.attach-btn:disabled,.send-btn:disabled{opacity:.4;cursor:not-allowed}
.chat-compose input#reply-input{border-radius:22px;padding:11px 16px}
.send-btn{width:42px;height:42px;border-radius:50%;border:none;background:var(--accent-grad);color:#fff;font-size:17px;flex-shrink:0;box-shadow:0 2px 8px rgba(59,130,246,.4)}

/* MODAL */
.modal{position:fixed;inset:0;background:rgba(0,0,0,.6);display:grid;place-items:center;z-index:50;padding:16px}
.modal-card{background:var(--bg-2);border:1px solid var(--border);border-radius:16px;width:520px;max-width:100%;max-height:88vh;overflow-y:auto;box-shadow:var(--shadow)}
.modal-head{display:flex;justify-content:space-between;align-items:center;padding:16px 20px;border-bottom:1px solid var(--border)}
.modal-head h3{margin:0}
#modal-body{padding:20px;display:flex;flex-direction:column;gap:12px}
#modal-body label{font-size:13px;color:var(--muted);margin-bottom:4px;display:block}
#modal-body textarea{min-height:90px;resize:vertical}
#modal-body .row{display:flex;gap:10px}#modal-body .row>div{flex:1}

/* ============ RESPONSIVE ============ */
@media (max-width:820px){
    .app{grid-template-columns:60px 1fr}
    .brand span,.nav-item .lbl,.sidebar-foot #me-name{display:none}
    .brand{justify-content:center;padding:6px 0 14px}
    .nav-item{justify-content:center;padding:12px 0}
    .badge{position:absolute;margin:0;transform:translate(14px,-14px)}
    .nav-item{position:relative}
}
@media (max-width:760px){
    .chat-layout{grid-template-columns:1fr}
    .session-pane{display:flex}
    .chat-pane{display:none}
    .chat-layout.show-panel .session-pane{display:none}
    .chat-layout.show-panel .chat-pane{display:flex}
    .back-btn{display:block}
    .msg{max-width:86%}
}

/* ===== CRM: profile panel, toasts, labels ===== */
.pane-head{display:flex;align-items:center;justify-content:space-between;gap:8px}
.tag-filter{width:auto;max-width:140px;padding:5px 8px;font-size:12px;border-radius:8px}
.session .avatar img,.chat-avatar img,.p-photo img{width:100%;height:100%;object-fit:cover;border-radius:inherit}
.session .avatar{overflow:hidden}
.s-time{font-size:11px;color:var(--muted);flex-shrink:0}
.flag{font-size:11px;margin-left:2px}
.chip{display:inline-block;background:var(--bg-4);color:var(--text);font-size:11px;padding:2px 8px;border-radius:10px;margin:2px 3px 0 0}
.chip.rm{cursor:pointer}
.s-chips{margin-top:3px}
.media-preview img{max-width:140px;border-radius:8px;margin-top:8px}

.profile-panel{position:absolute;top:0;right:0;height:100%;width:330px;background:var(--bg-2);border-left:1px solid var(--border);z-index:6;display:flex;flex-direction:column;box-shadow:-8px 0 24px rgba(0,0,0,.3)}
.chat-pane{position:relative}
.profile-head{display:flex;justify-content:space-between;align-items:center;padding:16px 18px;border-bottom:1px solid var(--border);font-weight:700}
.profile-body{padding:18px;overflow-y:auto}
.p-head{text-align:center;margin-bottom:16px}
.p-photo{width:88px;height:88px;border-radius:50%;margin:0 auto 10px;overflow:hidden;background:var(--accent-grad)}
.p-photo.ph{display:grid;place-items:center;font-size:30px;font-weight:700;color:#fff}
.p-name{font-size:17px;font-weight:700}
.prem{color:var(--yellow);font-size:12px}
.p-rows{background:var(--bg);border-radius:10px;padding:6px 12px;margin-bottom:14px}
.p-row{display:flex;justify-content:space-between;padding:7px 0;font-size:13px;border-bottom:1px solid var(--border)}
.p-row:last-child{border-bottom:none}.p-row span{color:var(--muted)}
.p-sec{margin-bottom:16px}
.p-sec label{font-size:12px;color:var(--muted);display:block;margin-bottom:6px;text-transform:uppercase;letter-spacing:.5px}
.p-tags{margin-bottom:8px;min-height:4px}
.p-addtag{display:flex;gap:6px}
.p-actions{display:flex;gap:8px}
.p-btn{flex:1;padding:11px;border-radius:10px;border:1px solid var(--border);background:var(--bg-3);color:var(--text);font-size:13px;font-weight:600}
.p-btn.danger{color:var(--red)}
.p-btn.on{background:var(--bg-4)}

.toasts{position:fixed;bottom:20px;right:20px;z-index:100;display:flex;flex-direction:column;gap:10px}
.toast{background:var(--bg-2);border:1px solid var(--border);border-left:3px solid var(--accent);border-radius:10px;padding:12px 16px;min-width:220px;max-width:320px;box-shadow:var(--shadow);opacity:0;transform:translateX(20px);transition:.3s}
.toast.show{opacity:1;transform:translateX(0)}
.t-name{font-weight:700;font-size:13px}
.t-text{color:var(--muted);font-size:12.5px;margin-top:2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}

@media (max-width:760px){
    .profile-panel{width:100%}
}

/* ===== emoji picker, pin, register error, hints ===== */
.chat-compose{position:relative}
.emoji-pop{position:absolute;bottom:60px;left:12px;background:var(--bg-3);border:1px solid var(--border);border-radius:12px;padding:8px;display:grid;grid-template-columns:repeat(8,1fr);gap:4px;box-shadow:var(--shadow);z-index:8;max-width:320px}
.emoji-pop span{font-size:20px;cursor:pointer;padding:3px;border-radius:6px;text-align:center}
.emoji-pop span:hover{background:var(--bg-4)}
.reg-error{color:#ffb4b4;background:rgba(239,68,68,.1);border-radius:8px;padding:6px 8px;font-size:12.5px;margin-top:4px;word-break:break-word}
.ph-hint{font-size:12px;color:var(--muted);background:var(--bg);padding:8px 10px;border-radius:8px;line-height:1.9}
.ph-hint code{background:var(--bg-4);padding:1px 5px;border-radius:4px}
.session .flag{font-size:11px}

/* ===== data tables + pagination ===== */
.table-wrap{overflow-x:auto;border:1px solid var(--border);border-radius:12px;background:var(--bg-2)}
.data-table{width:100%;border-collapse:collapse;font-size:13.5px}
.data-table th{text-align:left;padding:11px 14px;color:var(--muted);font-weight:600;font-size:12px;text-transform:uppercase;letter-spacing:.4px;border-bottom:1px solid var(--border);white-space:nowrap;background:var(--bg-3)}
.data-table td{padding:11px 14px;border-bottom:1px solid rgba(255,255,255,.04);vertical-align:middle}
.data-table tbody tr:last-child td{border-bottom:none}
.data-table tbody tr:hover{background:var(--bg-3)}
.data-table code{background:var(--bg);padding:1px 6px;border-radius:5px;font-size:12px}
.data-table .muted{font-size:12px}
.t-clip{display:inline-block;max-width:260px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;vertical-align:bottom;color:var(--muted)}
.t-val select,.t-val input{max-width:200px}
.t-actions{white-space:nowrap;text-align:right}
.t-actions button{padding:5px 12px;border-radius:7px;border:1px solid var(--border);background:var(--bg-3);color:var(--text);font-size:12.5px;margin-left:6px}
.t-actions button:hover{background:var(--bg-4)}
.t-actions button.danger{color:var(--red);border-color:rgba(239,68,68,.35)}
.reg-error{color:#ffb4b4}
.table-empty{padding:20px}
.pager{display:flex;align-items:center;justify-content:center;gap:14px;padding:12px;font-size:13px;color:var(--muted)}
.pager button{padding:6px 14px;border-radius:8px;border:1px solid var(--border);background:var(--bg-3);color:var(--text);font-size:13px}
.pager button:disabled{opacity:.4;cursor:not-allowed}
/* list containers no longer grid */
#msg-list,#kb-list,#cb-list,#cfg-list,#adm-list,#plat-list,#reg-list,#bc-history{display:block}