/* ===== Zetai Design System ===== */
:root{
  --primary:#4f46e5; --primary-dark:#4338ca; --primary-light:#eef2ff;
  --green:#10b981; --green-light:#d1fae5; --red:#ef4444; --red-light:#fee2e2;
  --amber:#f59e0b; --amber-light:#fef3c7; --sky:#0ea5e9; --sky-light:#e0f2fe;
  --ink:#111827; --ink-2:#374151; --ink-3:#6b7280; --ink-4:#9ca3af;
  --bg:#f4f5fb; --card:#ffffff; --line:#e5e7eb;
  --radius:14px; --shadow:0 1px 3px rgba(17,24,39,.07),0 4px 14px rgba(17,24,39,.05);
  --wa:#25d366; --fb:#1877f2; --ig:#e1306c; --em:#6366f1; --wc:#0ea5e9;
}
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Noto Sans",Arial,"PingFang SC","Microsoft YaHei",sans-serif;background:var(--bg);color:var(--ink);font-size:14px;line-height:1.5}
.hidden{display:none!important}
h1{font-size:20px}h2{font-size:17px}h3{font-size:15px}
button{font-family:inherit;cursor:pointer}
input,select,textarea{font-family:inherit;font-size:14px;padding:9px 12px;border:1px solid var(--line);border-radius:10px;background:#fff;color:var(--ink);width:100%}
input:focus,select:focus,textarea:focus{outline:2px solid var(--primary-light);border-color:var(--primary)}
label{display:block;font-weight:600;font-size:13px;margin:12px 0 5px;color:var(--ink-2)}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:6px;border:none;border-radius:10px;padding:9px 16px;font-size:14px;font-weight:600;transition:.15s}
.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-dark)}
.btn-ghost{background:transparent;color:var(--ink-3)}.btn-ghost:hover{background:var(--line);color:var(--ink)}
.btn-soft{background:var(--primary-light);color:var(--primary)}.btn-soft:hover{background:#e0e7ff}
.btn-danger{background:var(--red-light);color:var(--red)}
.btn-green{background:var(--green);color:#fff}
.btn-sm{padding:5px 10px;font-size:13px;border-radius:8px}
.btn-block{width:100%;justify-content:center}
.btn:disabled{opacity:.5;cursor:not-allowed}

/* login */
#login-screen{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#4f46e5 0%,#7c3aed 55%,#0ea5e9 100%)}
.login-card{background:#fff;border-radius:20px;padding:38px 34px;width:380px;max-width:92vw;box-shadow:0 24px 60px rgba(0,0,0,.25)}
.login-logo{display:flex;align-items:center;gap:10px;justify-content:center;margin-bottom:6px}
.logo-badge{width:38px;height:38px;border-radius:11px;background:var(--primary);color:#fff;display:inline-flex;align-items:center;justify-content:center;font-weight:800;font-size:20px}
.logo-text{font-size:24px;font-weight:800;letter-spacing:-.5px}
.login-tag{text-align:center;color:var(--ink-3);margin-bottom:14px}
.login-card .btn{margin-top:18px}
.login-hint{margin-top:14px;font-size:12px;color:var(--ink-4);text-align:center}
.login-foot{margin-top:18px;font-size:12px;color:var(--ink-3);text-align:center;border-top:1px solid var(--line);padding-top:14px}

/* layout */
#app{display:flex;min-height:100vh}
#sidebar{width:220px;background:#111827;color:#d1d5db;display:flex;flex-direction:column;position:fixed;top:0;bottom:0;left:0;z-index:20}
.side-logo{display:flex;align-items:center;gap:10px;padding:18px 18px 14px}
.side-logo .logo-text{color:#fff;font-size:20px}
#side-nav{flex:1;overflow-y:auto;padding:6px 10px}
#side-nav a{display:flex;align-items:center;gap:10px;color:#9ca3af;text-decoration:none;padding:10px 12px;border-radius:10px;margin-bottom:2px;font-weight:500}
#side-nav a:hover{background:#1f2937;color:#fff}
#side-nav a.active{background:var(--primary);color:#fff}
.nav-ico{width:20px;text-align:center}
.badge{background:var(--red);color:#fff;font-size:11px;font-weight:700;border-radius:99px;padding:1px 7px;margin-left:auto}
.side-foot{padding:12px 16px;border-top:1px solid #1f2937;font-size:12px}
.side-user{color:#9ca3af;margin-bottom:6px;word-break:break-all}
#main{flex:1;margin-left:220px;display:flex;flex-direction:column;min-width:0}
#topbar{display:flex;align-items:center;justify-content:space-between;padding:14px 26px;background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:10}
.topbar-right{display:flex;align-items:center;gap:10px}
#lang-select{width:auto;padding:6px 8px}
.workspace-chip{background:var(--primary-light);color:var(--primary);font-weight:700;padding:6px 12px;border-radius:99px;font-size:13px}
#page{padding:24px 26px;max-width:1400px;width:100%}

/* cards & grids */
.card{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);padding:20px}
.grid{display:grid;gap:16px}
.g4{grid-template-columns:repeat(4,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.g2{grid-template-columns:repeat(2,1fr)}
@media(max-width:1100px){.g4{grid-template-columns:repeat(2,1fr)}.g3{grid-template-columns:1fr}}
.kpi .kpi-label{color:var(--ink-3);font-size:13px;font-weight:600}
.kpi .kpi-value{font-size:28px;font-weight:800;margin:4px 0}
.kpi .kpi-sub{font-size:12px;font-weight:600}
.up{color:var(--green)}.down{color:var(--red)}
.section-head{display:flex;align-items:center;justify-content:space-between;margin:22px 0 12px}
.muted{color:var(--ink-3)}.small{font-size:12px}
.mt{margin-top:16px}.mb{margin-bottom:16px}

/* table */
table{width:100%;border-collapse:collapse}
th{font-size:12px;text-transform:uppercase;letter-spacing:.4px;color:var(--ink-3);text-align:left;padding:10px 12px;border-bottom:1px solid var(--line)}
td{padding:12px;border-bottom:1px solid var(--line);vertical-align:middle}
tr:hover td{background:#fafaff}
tr{cursor:default}
.row-click{cursor:pointer}

/* chips / tags */
.chip{display:inline-flex;align-items:center;font-size:12px;font-weight:600;border-radius:99px;padding:2px 10px;margin:1px 3px 1px 0}
.chip-gray{background:var(--line);color:var(--ink-2)}
.chip-primary{background:var(--primary-light);color:var(--primary)}
.chip-green{background:var(--green-light);color:#047857}
.chip-red{background:var(--red-light);color:#b91c1c}
.chip-amber{background:var(--amber-light);color:#92400e}
.chip-sky{background:var(--sky-light);color:#0369a1}
.ch-whatsapp{background:#dcfce7;color:#15803d}
.ch-facebook{background:#dbeafe;color:#1d4ed8}
.ch-instagram{background:#fce7f3;color:#be185d}
.ch-email{background:var(--primary-light);color:var(--primary)}
.ch-webchat{background:var(--sky-light);color:#0369a1}

/* avatar */
.avatar{width:36px;height:36px;border-radius:99px;display:inline-flex;align-items:center;justify-content:center;font-weight:700;color:#fff;font-size:14px;flex-shrink:0}

/* inbox */
.inbox-wrap{display:grid;grid-template-columns:300px 1fr 280px;gap:0;background:#fff;border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden;height:calc(100vh - 150px);min-height:520px}
.conv-list{border-right:1px solid var(--line);overflow-y:auto}
.conv-item{display:flex;gap:10px;padding:13px 14px;border-bottom:1px solid var(--line);cursor:pointer}
.conv-item:hover{background:#fafaff}
.conv-item.active{background:var(--primary-light)}
.conv-meta{flex:1;min-width:0}
.conv-name{font-weight:700;display:flex;justify-content:space-between;gap:6px}
.conv-time{font-size:11px;color:var(--ink-4);font-weight:500;white-space:nowrap}
.conv-prev{font-size:12px;color:var(--ink-3);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin-top:2px}
.unread-dot{width:9px;height:9px;background:var(--primary);border-radius:99px;flex-shrink:0;margin-top:6px}
.chat-pane{display:flex;flex-direction:column;min-width:0}
.chat-head{display:flex;align-items:center;gap:10px;padding:12px 16px;border-bottom:1px solid var(--line)}
.chat-body{flex:1;overflow-y:auto;padding:18px;background:#f8f9fe;display:flex;flex-direction:column;gap:10px}
.msg{max-width:70%;padding:10px 14px;border-radius:14px;font-size:14px;white-space:pre-wrap;word-break:break-word}
.msg-cust{background:#fff;border:1px solid var(--line);align-self:flex-start;border-bottom-left-radius:4px}
.msg-out{background:var(--primary);color:#fff;align-self:flex-end;border-bottom-right-radius:4px}
.msg-ai{background:#7c3aed;color:#fff;align-self:flex-end;border-bottom-right-radius:4px}
.msg-time{font-size:10px;opacity:.7;margin-top:4px}
.chat-input{display:flex;gap:8px;padding:12px;border-top:1px solid var(--line);align-items:flex-end}
.chat-input textarea{resize:none;height:44px}
.ctx-pane{border-left:1px solid var(--line);padding:16px;overflow-y:auto}
.ai-suggest{background:#f5f3ff;border:1px dashed #a78bfa;border-radius:10px;padding:10px 12px;margin:10px 12px;font-size:13px}
.toggle{position:relative;width:40px;height:22px;background:var(--line);border-radius:99px;border:none;transition:.2s;flex-shrink:0}
.toggle.on{background:var(--green)}
.toggle::after{content:"";position:absolute;top:2px;left:2px;width:18px;height:18px;background:#fff;border-radius:99px;transition:.2s}
.toggle.on::after{left:20px}

/* pipeline */
.pipe-wrap{display:grid;grid-template-columns:repeat(6,1fr);gap:12px;align-items:start}
@media(max-width:1100px){.pipe-wrap{grid-template-columns:repeat(2,1fr)}}
.pipe-col{background:#eef0f7;border-radius:12px;padding:10px;min-height:200px}
.pipe-col.dragover{outline:2px dashed var(--primary)}
.pipe-col-head{display:flex;justify-content:space-between;font-weight:700;font-size:13px;padding:4px 6px 10px}
.deal{background:#fff;border-radius:10px;padding:12px;margin-bottom:8px;box-shadow:var(--shadow);cursor:grab}
.deal:active{cursor:grabbing}
.deal-title{font-weight:700;font-size:13px}
.deal-value{color:var(--green);font-weight:800;margin-top:4px}
.deal-foot{display:flex;justify-content:space-between;margin-top:6px;font-size:12px;color:var(--ink-3)}

/* journeys canvas */
.jr-toolbar{display:flex;gap:8px;align-items:center;flex-wrap:wrap;margin-bottom:12px}
.jr-canvas-wrap{position:relative;background:#fff;border-radius:var(--radius);box-shadow:var(--shadow);overflow:auto;height:calc(100vh - 250px);min-height:480px}
#jr-canvas{position:relative;width:2200px;height:1400px;background-image:radial-gradient(circle,#dfe3f0 1px,transparent 1px);background-size:22px 22px}
#jr-svg{position:absolute;inset:0;pointer-events:none;width:100%;height:100%}
.jr-node{position:absolute;width:200px;background:#fff;border:2px solid var(--line);border-radius:12px;box-shadow:var(--shadow);cursor:grab;user-select:none}
.jr-node.selected{border-color:var(--primary)}
.jr-node-head{display:flex;align-items:center;gap:8px;padding:8px 10px;font-weight:700;font-size:13px;border-radius:10px 10px 0 0}
.jr-node-body{padding:8px 10px;font-size:12px;color:var(--ink-3);min-height:20px;word-break:break-word}
.jr-port{position:absolute;width:16px;height:16px;border-radius:99px;background:#fff;border:3px solid var(--primary);cursor:crosshair;z-index:3}
.jr-port:hover{background:var(--primary)}
.jr-port.port-out{bottom:-8px;left:50%;transform:translateX(-50%)}
.jr-port.port-alt{bottom:-8px;left:80%;transform:translateX(-50%);border-color:var(--red)}
.jr-port.port-alt:hover{background:var(--red)}
.nt-trigger .jr-node-head{background:var(--green-light);color:#047857}
.nt-whatsapp .jr-node-head{background:#dcfce7;color:#15803d}
.nt-email .jr-node-head{background:var(--primary-light);color:var(--primary)}
.nt-wait .jr-node-head{background:var(--amber-light);color:#92400e}
.nt-condition .jr-node-head{background:var(--sky-light);color:#0369a1}
.nt-split .jr-node-head{background:#fce7f3;color:#be185d}
.nt-tag .jr-node-head{background:var(--line);color:var(--ink-2)}
.nt-end .jr-node-head{background:var(--red-light);color:#b91c1c}
.jr-side{position:absolute;top:0;right:0;bottom:0;width:270px;background:#fff;border-left:1px solid var(--line);padding:16px;overflow-y:auto;z-index:5;box-shadow:-4px 0 12px rgba(0,0,0,.05)}
.jr-status{font-size:12px;font-weight:700;border-radius:99px;padding:3px 10px}
.jr-live{background:var(--green-light);color:#047857}
.jr-draft{background:var(--line);color:var(--ink-2)}
.jr-paused{background:var(--amber-light);color:#92400e}

/* charts (css) */
.bars{display:flex;align-items:flex-end;gap:8px;height:150px;padding-top:10px}
.bar-i{flex:1;display:flex;flex-direction:column;align-items:center;gap:5px;height:100%;justify-content:flex-end}
.bar{width:100%;max-width:44px;background:linear-gradient(180deg,#6366f1,#4f46e5);border-radius:6px 6px 0 0;min-height:3px}
.bar-lb{font-size:11px;color:var(--ink-3)}
.bar-v{font-size:11px;font-weight:700}
.hbar-row{display:flex;align-items:center;gap:10px;margin-bottom:10px}
.hbar-label{width:110px;font-size:13px;font-weight:600}
.hbar-track{flex:1;background:var(--line);height:10px;border-radius:99px;overflow:hidden}
.hbar-fill{height:100%;border-radius:99px}
.hbar-val{width:70px;text-align:right;font-size:13px;font-weight:700}
.funnel-step{margin:0 auto 6px;background:linear-gradient(90deg,#6366f1,#8b5cf6);color:#fff;text-align:center;padding:10px;border-radius:8px;font-weight:700;font-size:13px}

/* modal */
#modal-wrap{position:fixed;inset:0;z-index:100;display:flex;align-items:center;justify-content:center}
#modal-back{position:absolute;inset:0;background:rgba(17,24,39,.5)}
#modal{position:relative;background:#fff;border-radius:16px;width:560px;max-width:94vw;max-height:88vh;display:flex;flex-direction:column;box-shadow:0 24px 60px rgba(0,0,0,.3)}
#modal-head{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;border-bottom:1px solid var(--line)}
#modal-body{padding:20px;overflow-y:auto}

/* toast */
#toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%);background:#111827;color:#fff;padding:11px 20px;border-radius:12px;font-weight:600;z-index:200;box-shadow:var(--shadow)}

/* timeline */
.tl-item{display:flex;gap:10px;padding:8px 0;border-bottom:1px dashed var(--line);font-size:13px}
.tl-ico{width:26px;height:26px;border-radius:8px;background:var(--primary-light);display:flex;align-items:center;justify-content:center;flex-shrink:0}
.tl-t{color:var(--ink-4);font-size:11px}

/* api docs */
.endpoint{display:flex;gap:10px;align-items:center;padding:10px 12px;border:1px solid var(--line);border-radius:10px;margin-bottom:8px;font-family:ui-monospace,Menlo,Consolas,monospace;font-size:13px;flex-wrap:wrap}
.method{font-weight:800;border-radius:6px;padding:2px 8px;font-size:12px}
.m-get{background:var(--green-light);color:#047857}
.m-post{background:var(--primary-light);color:var(--primary)}
.m-put{background:var(--amber-light);color:#92400e}
.m-del{background:var(--red-light);color:#b91c1c}
code,pre{font-family:ui-monospace,Menlo,Consolas,monospace;font-size:12.5px}
pre{background:#111827;color:#e5e7eb;padding:14px;border-radius:10px;overflow-x:auto;line-height:1.55}
.copy-field{display:flex;gap:8px}
.copy-field input{font-family:ui-monospace,Menlo,Consolas,monospace;font-size:12px;background:#f9fafb}

/* onboarding checklist */
.check-item{display:flex;align-items:center;gap:10px;padding:9px 0;border-bottom:1px dashed var(--line);font-size:14px}
.check-item .done{color:var(--green);font-weight:700}

/* responsive */
@media(max-width:900px){
  #sidebar{width:64px}
  #sidebar .logo-text,#side-nav a span:not(.nav-ico):not(.badge),.side-user,.side-foot .btn{display:none}
  #main{margin-left:64px}
  .inbox-wrap{grid-template-columns:1fr}
  .conv-list{max-height:200px}
  .ctx-pane{display:none}
}

/* v2 additions */
#setup-screen{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#4f46e5 0%,#7c3aed 55%,#0ea5e9 100%)}
.nav-sep{font-size:10px;letter-spacing:1.5px;color:#6b7280;padding:14px 12px 4px;font-weight:700}
#ws-select{padding:6px 8px;font-weight:600}
.login-hint.err{color:var(--red)}