:root{
  --bg:#eaf1f8;
  --panel:#ffffff;
  --panel2:#f7fbff;
  --text:#07182b;
  --muted:#74849a;
  --line:#dce8f4;
  --primary:#0077ff;
  --primary2:#005fe0;
  --blue-soft:#e8f3ff;
  --green:#18b978;
  --danger:#ff4d5a;
  --shadow:0 20px 55px rgba(25,52,84,.12);
  --shadow-soft:0 8px 24px rgba(25,52,84,.08);
  --r:24px;
}
*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;
  background:radial-gradient(circle at 18% 0%,#d9edff 0,#eaf1f8 34%,#eef4f9 100%);
  color:var(--text);
}
a{color:inherit;text-decoration:none}
button,input,textarea,select{font:inherit}
button:disabled{opacity:.65;cursor:wait}

.topbar{
  height:64px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:0 24px;
  background:rgba(255,255,255,.82);
  backdrop-filter:blur(20px);
  border-bottom:1px solid rgba(220,232,244,.9);
  position:sticky;
  top:0;
  z-index:10;
}
.brand{font-weight:950;font-size:22px;letter-spacing:-.04em;color:#07182b}
.brand:before{content:"";display:inline-block;width:12px;height:12px;border-radius:50%;background:var(--primary);margin-right:8px;box-shadow:0 0 0 6px rgba(0,119,255,.12)}
.topnav{display:flex;align-items:center;gap:16px;color:#33475f;font-weight:650}
.inline-form{display:inline}.linkbtn{border:0;background:transparent;color:inherit;font:inherit;cursor:pointer;font-weight:650}
.page{max-width:1440px;margin:0 auto;padding:20px}
.messages{max-width:1280px;margin:14px auto 0;padding:0 20px}.msg{padding:12px 14px;border-radius:16px;margin:8px 0;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow-soft)}.msg.success{border-color:#b9efd9;background:#effcf6}.msg.error{border-color:#ffc6c6;background:#fff1f1}

.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--shadow);padding:24px}.hero{min-height:360px;display:flex;align-items:center}.hero h1{font-size:clamp(34px,6vw,64px);line-height:.95;margin:0 0 18px;letter-spacing:-.06em}.hero p{max-width:720px;font-size:20px;color:var(--muted)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid var(--line);border-radius:16px;padding:11px 16px;background:#fff;font-weight:800;cursor:pointer;box-shadow:0 4px 14px rgba(25,52,84,.05)}.btn.primary{background:linear-gradient(135deg,var(--primary),#00a4ff);border-color:transparent;color:#fff}.btn.danger{color:#fff;background:var(--danger);border-color:var(--danger)}.btn.danger.soft{background:#fff;color:var(--danger);border-color:#ffd1d6}.btn.full{width:100%}.actions{display:flex;gap:10px;align-items:center}.wrap{flex-wrap:wrap}.muted{color:var(--muted)}
.grid{display:grid;gap:18px}.cards{grid-template-columns:repeat(auto-fill,minmax(280px,1fr))}.two-col{grid-template-columns:1fr 1fr}.section-head{display:flex;justify-content:space-between;gap:16px;align-items:flex-start;margin-bottom:18px}.section-head h1,.section-head h2{margin:0;letter-spacing:-.03em}.section-head.small{margin-bottom:12px}.form p{display:flex;flex-direction:column;gap:6px}.form input,.form textarea,.form select{width:100%;border:1px solid var(--line);border-radius:16px;padding:12px 14px;background:#fff;outline:none}.form input:focus,.form textarea:focus{border-color:#7dbbff;box-shadow:0 0 0 4px rgba(0,119,255,.12)}.form-card{max-width:760px;margin:auto}.wide{max-width:980px}.auth{max-width:520px;margin:40px auto}.auth.wide{max-width:820px}.form.two{display:grid;grid-template-columns:1fr 1fr;gap:4px 16px}.form.two .errorlist{grid-column:1/-1}.list-row{display:flex;justify-content:space-between;gap:12px;align-items:center;border-top:1px solid var(--line);padding:12px 0}.hours-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:12px}.hour-row{border:1px solid var(--line);border-radius:18px;padding:14px;background:#fff}

.chat-shell{
  height:calc(100vh - 104px);
  min-height:620px;
  display:grid;
  grid-template-columns:340px minmax(0,1fr) 310px;
  background:rgba(255,255,255,.86);
  border:1px solid rgba(220,232,244,.95);
  border-radius:30px;
  overflow:hidden;
  box-shadow:var(--shadow);
}
.chat-list{background:linear-gradient(180deg,#f9fcff,#f1f7ff);border-right:1px solid var(--line);overflow:auto;min-width:0}.chat-list-head{height:72px;display:flex;align-items:center;gap:12px;padding:0 16px;border-bottom:1px solid var(--line);position:sticky;top:0;background:rgba(249,252,255,.92);backdrop-filter:blur(16px);z-index:2}.chat-list-head b{display:block;line-height:1.05}.chat-list-head span{display:block;margin-top:3px;color:var(--muted);font-size:12px}.back,.mobile-back{width:38px;height:38px;border-radius:50%;display:grid;place-items:center;background:#fff;border:1px solid var(--line);font-size:22px;box-shadow:var(--shadow-soft)}.chat-search{padding:12px;border-bottom:1px solid var(--line)}.chat-search input{width:100%;height:42px;border:1px solid var(--line);border-radius:999px;padding:0 16px;background:#fff;outline:none}.chat-search input:focus{border-color:#7dbbff;box-shadow:0 0 0 4px rgba(0,119,255,.1)}
.conv{display:flex;gap:12px;padding:13px 14px;border-bottom:1px solid rgba(220,232,244,.75);align-items:center;transition:.15s background,.15s transform}.conv:hover{background:#fff}.conv.active{background:linear-gradient(135deg,#eaf4ff,#ffffff);box-shadow:inset 4px 0 0 var(--primary)}.avatar,.big-avatar{width:46px;height:46px;border-radius:50%;background:linear-gradient(135deg,#0086ff,#00c2ff);color:#fff;display:grid;place-items:center;font-weight:950;text-transform:uppercase;box-shadow:0 8px 18px rgba(0,119,255,.26);flex:0 0 auto}.avatar.small{width:42px;height:42px;font-size:15px}.big-avatar{width:86px;height:86px;font-size:36px;margin:6px 0 14px}.conv-main{min-width:0;flex:1}.conv-title{font-weight:850;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;letter-spacing:-.015em}.conv-sub{margin-top:3px;font-size:12.5px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.badge{min-width:24px;height:24px;padding:0 7px;background:var(--primary);color:#fff;border-radius:999px;display:grid;place-items:center;font-size:12px;font-weight:900;box-shadow:0 5px 13px rgba(0,119,255,.28)}

.chat-window{display:flex;flex-direction:column;min-width:0;background:#eaf3fb}.empty-window{background:linear-gradient(180deg,#f8fbff,#eef6ff)}.chat-head{height:72px;background:rgba(255,255,255,.95);border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:12px;padding:0 16px;z-index:2}.chat-title-wrap{display:flex;align-items:center;gap:12px;min-width:0}.chat-head h2{margin:0;font-size:18px;letter-spacing:-.02em;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.chat-head span{color:var(--muted);font-size:13px}.mobile-back{display:none}
.messages-pane{flex:1;overflow:auto;padding:22px 22px 18px;background:radial-gradient(circle at 10% 10%,rgba(0,119,255,.09),transparent 26%),linear-gradient(180deg,#eef7ff,#e8f1fa);scroll-behavior:smooth}.bubble-row{display:flex;margin:9px 0;animation:pop .16s ease-out}.bubble-row.outgoing{justify-content:flex-end}.bubble{max-width:min(660px,78%);border-radius:22px 22px 22px 8px;padding:11px 13px;background:#fff;box-shadow:0 6px 22px rgba(25,52,84,.08);border:1px solid rgba(220,232,244,.65);overflow-wrap:anywhere}.bubble-row.outgoing .bubble{background:linear-gradient(135deg,#d8edff,#c8e6ff);border-color:#b9ddff;border-radius:22px 22px 8px 22px}.bubble-text{font-size:15px;line-height:1.38}.bubble small{display:block;color:#738296;font-size:11px;text-align:right;margin-top:6px}.sent-mark{color:var(--primary);font-weight:950}.attach{display:block;margin-top:8px;padding:9px 11px;border:1px dashed rgba(0,119,255,.25);border-radius:14px;background:rgba(255,255,255,.55);color:#0b559d}.error-text{color:var(--danger)!important;text-align:left!important}.quick-replies{display:flex;gap:8px;overflow:auto;padding:9px 12px;background:#fff;border-top:1px solid var(--line)}.chip{white-space:nowrap;border:1px solid #cfe4fb;background:#f4faff;border-radius:999px;padding:8px 12px;cursor:pointer;color:#174e85;font-weight:700}.chip:hover{background:#eaf4ff}.composer{display:flex;align-items:flex-end;gap:10px;padding:12px;background:#fff;border-top:1px solid var(--line)}.composer-input-wrap{flex:1;min-width:0}.composer textarea{width:100%;min-height:46px;max-height:150px;border:1px solid var(--line);border-radius:20px;padding:12px 15px;resize:none;outline:none;background:#f8fbff}.composer textarea:focus{background:#fff;border-color:#7dbbff;box-shadow:0 0 0 4px rgba(0,119,255,.1)}.file-name{font-size:12px;color:var(--muted);padding:5px 3px 0}.filebtn,.sendbtn{width:46px;height:46px;border-radius:50%;display:grid;place-items:center;border:0;background:#eef6ff;color:var(--primary);font-size:24px;cursor:pointer;flex:0 0 auto}.filebtn input{display:none}.sendbtn{font-size:18px;background:linear-gradient(135deg,var(--primary),#00b7ff);color:#fff;box-shadow:0 10px 24px rgba(0,119,255,.28)}

.customer-card{border-left:1px solid var(--line);background:#fff;padding:20px;overflow:auto}.customer-card h3{margin:0 0 12px}.form.mini label{display:flex;flex-direction:column;gap:7px;margin:13px 0;color:#33475f;font-weight:750}.placeholder{height:100%;display:grid;place-items:center;text-align:center;padding:24px;color:#41566f}.placeholder h2{margin:0 0 8px;letter-spacing:-.03em}.placeholder p{color:var(--muted)}.placeholder-logo{width:76px;height:76px;border-radius:28px;background:#fff;display:grid;place-items:center;margin:0 auto 14px;font-size:34px;box-shadow:var(--shadow-soft)}.empty{padding:18px;color:var(--muted)}

@keyframes pop{from{opacity:.55;transform:translateY(4px)}to{opacity:1;transform:translateY(0)}}
@media(max-width:1180px){.chat-shell{grid-template-columns:320px minmax(0,1fr)}.customer-card{display:none}.two-col{grid-template-columns:1fr}}
@media(max-width:760px){
  .topbar{height:56px;padding:0 12px}.topnav{gap:10px;font-size:14px}.page{padding:0}.brand{font-size:19px}.chat-shell{height:calc(100vh - 56px);min-height:0;border-radius:0;border:0;grid-template-columns:1fr}.chat-list{display:block;border-right:0}.chat-window{display:none}.chat-shell.has-active .chat-list{display:none}.chat-shell.has-active .chat-window{display:flex}.chat-head{height:64px;padding:0 10px}.mobile-back{display:grid}.chat-head .btn{padding:9px 10px;font-size:13px}.messages-pane{padding:16px 10px}.bubble{max-width:88%;font-size:15px}.quick-replies{padding:8px}.composer{padding:9px;gap:8px}.filebtn,.sendbtn{width:42px;height:42px}.card{border-radius:0;box-shadow:none}.auth{margin:20px 12px}.section-head{flex-direction:column}.form.two{grid-template-columns:1fr}.hero{min-height:300px}.hero h1{font-size:36px}.hero p{font-size:16px}.messages{padding:0 12px}
}

/* === MAXDesk v2: toast messages + stable messenger layout === */
body.chat-page{overflow:hidden;overscroll-behavior:none}
body.chat-page .page{max-width:none;height:calc(100dvh - 64px);padding:14px;overflow:hidden}
body.chat-page .topbar{flex:0 0 64px}

.messages.toast-stack{
  position:fixed;
  top:78px;
  right:18px;
  z-index:9999;
  width:min(420px,calc(100vw - 28px));
  max-width:420px;
  margin:0;
  padding:0;
  display:flex;
  flex-direction:column;
  gap:10px;
  pointer-events:none;
}
.msg.toast{
  position:relative;
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap:12px;
  margin:0;
  padding:14px 14px 14px 16px;
  border-radius:18px;
  border:1px solid rgba(220,232,244,.95);
  background:rgba(255,255,255,.96);
  box-shadow:0 14px 38px rgba(25,52,84,.16);
  backdrop-filter:blur(18px);
  pointer-events:auto;
  animation:toastIn .22s ease-out;
  overflow:hidden;
}
.msg.toast::before{
  content:"";
  position:absolute;
  left:0;
  top:0;
  bottom:0;
  width:5px;
  background:var(--primary);
}
.msg.toast.success::before{background:var(--green)}
.msg.toast.error::before{background:var(--danger)}
.msg.toast.warning::before{background:#ffb020}
.msg.toast.is-closing{animation:toastOut .2s ease-in forwards}
.toast-text{font-weight:750;line-height:1.35;color:var(--text)}
.toast-close{
  border:0;
  background:#f2f6fb;
  color:#65758a;
  width:26px;
  height:26px;
  border-radius:50%;
  display:grid;
  place-items:center;
  cursor:pointer;
  flex:0 0 auto;
  font-size:18px;
  line-height:1;
}
.toast-close:hover{background:#e8f0f8;color:#12243a}
@keyframes toastIn{from{opacity:0;transform:translateY(-8px) translateX(12px)}to{opacity:1;transform:translateY(0) translateX(0)}}
@keyframes toastOut{to{opacity:0;transform:translateY(-8px) translateX(12px)}}

body.chat-page .chat-shell{
  height:100%;
  min-height:0;
  max-height:100%;
}
.chat-shell > *{min-height:0}
.chat-list,.chat-window,.customer-card{min-height:0;height:100%}
.chat-window{overflow:hidden;position:relative}
.chat-head{flex:0 0 72px}
.messages-pane{
  flex:1 1 auto;
  min-height:0;
  overflow-y:auto;
  overflow-x:hidden;
  overscroll-behavior:contain;
  scrollbar-width:thin;
  padding-bottom:22px;
}
.quick-replies{flex:0 0 auto;min-height:0}
.composer{
  flex:0 0 auto;
  position:relative;
  z-index:5;
  box-shadow:0 -8px 22px rgba(25,52,84,.06);
  padding-bottom:max(12px,env(safe-area-inset-bottom));
}
.composer textarea{display:block}
.new-messages-btn{
  position:absolute;
  left:50%;
  bottom:86px;
  transform:translateX(-50%);
  z-index:6;
  border:0;
  border-radius:999px;
  background:rgba(0,119,255,.96);
  color:#fff;
  padding:9px 14px;
  font-weight:850;
  cursor:pointer;
  box-shadow:0 10px 26px rgba(0,119,255,.28);
  animation:pop .16s ease-out;
}

@media(max-width:760px){
  body.chat-page .page{height:calc(100dvh - 56px);padding:0;overflow:hidden}
  body.chat-page .chat-shell{height:100%;min-height:0;border-radius:0}
  .chat-window{height:100%}
  .chat-head{flex-basis:64px}
  .messages-pane{padding-bottom:14px}
  .composer{padding-bottom:max(9px,env(safe-area-inset-bottom));position:relative}
  .messages.toast-stack{top:66px;right:10px;width:calc(100vw - 20px)}
  .msg.toast{border-radius:16px;padding:12px 12px 12px 14px}
  .new-messages-btn{bottom:78px;font-size:13px;padding:8px 12px}
}


/* === MAXDesk v3: message delivery/read marks === */
.sent-mark{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-width:16px;
  margin-left:5px;
  font-weight:900;
  letter-spacing:-.08em;
  color:#6d7f95;
  vertical-align:baseline;
}
.sent-mark.sent{color:#6d7f95}
.sent-mark.read{color:#0077ff}
.sent-mark.pending{letter-spacing:0;color:#8a98aa;font-size:11px}
.sent-mark.failed{letter-spacing:0;color:var(--danger);font-size:13px}


/* AI operator */
.ai-settings-card .ai-status-line{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin:12px 0 16px}
.pill{display:inline-flex;align-items:center;border-radius:999px;padding:7px 11px;font-weight:900;font-size:12px}
.pill.on{background:#e6f8ef;color:#087a43}.pill.off{background:#eef3f8;color:#65758a}
.msg.warning{border-color:#ffe2ad;background:#fff8ea}.msg.compact{box-shadow:none;margin:0 0 14px}
.chat-head-actions{display:flex;align-items:center;gap:10px;margin-left:auto}
.btn.ai-toggle-btn{white-space:nowrap}
.btn.ai-toggle-btn.on{background:#eaf7ff;border-color:#bde6ff;color:#0675d8}
.btn.ai-toggle-btn.off{background:#fff;border-color:#e3eaf2;color:#637083}
.ai-inline-state{display:block;color:#7890a8;margin-top:2px;font-weight:700}
@media (max-width: 860px){
  .chat-head-actions{gap:6px}
  .btn.ai-toggle-btn{padding:9px 10px;font-size:12px}
  .chat-head .btn.danger{padding:9px 10px;font-size:12px}
  .ai-inline-state{font-size:11px}
  .chat-title-wrap h2{max-width:42vw;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
}