/* ---- Reset & Theme ---- */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
:root {
  --bg: #1a1a1a; --bg2: #242424; --bg3: #2d2d2d; --bg-hover: #333;
  --text: #e0e0e0; --dim: #888; --accent: #4a9eff; --border: #333;
  --font: 'Roboto Mono', monospace;
  --red: #f87171; --green: #4ade80; --yellow: #facc15;
}
html, body { width: 100%; height: 100%; font: 12px/1.5 var(--font); background: var(--bg); color: var(--text); -webkit-font-smoothing: antialiased; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ---- Nav ---- */
.app-nav {
  display: flex; align-items: center; justify-content: space-between;
  padding: 6px 16px; border-bottom: 1px solid var(--border);
  font-size: 12px; position: sticky; top: 0; background: var(--bg); z-index: 100;
}
.nav-left { display: flex; align-items: center; gap: 10px; min-width: 0; }
.nav-brand { color: var(--accent); font-weight: 600; font-size: 12px; cursor: pointer; text-decoration: none; }
.nav-brand:hover { text-decoration: none; opacity: .85; }
.nav-mini-menu {
  display: inline-flex; align-items: center; gap: 4px;
}
.nav-mini-link {
  color: var(--dim); text-decoration: none; font-size: 10px; line-height: 1;
  padding: 3px 7px; border-radius: 2px; border: 1px solid var(--border);
  background: var(--bg2);
}
.nav-mini-link:hover { color: var(--text); text-decoration: none; background: var(--bg-hover); border-color: var(--dim); }
.nav-right { display: flex; align-items: center; gap: 8px; position: relative; }
.user-btn { display: flex; align-items: center; gap: 6px; cursor: pointer; padding: 2px 6px; border-radius: 2px; border: 1px solid transparent; }
.user-btn:hover { border-color: var(--border); }
.user-avatar { width: 20px; height: 20px; border-radius: 50%; }
.user-email { font-size: 11px; color: var(--dim); }
.user-chevron { font-size: 8px; color: var(--dim); }

/* ---- User Dropdown ---- */
.user-dropdown {
  display: none; position: absolute; top: 100%; right: 0; margin-top: 4px;
  background: var(--bg3); border: 1px solid var(--border); border-radius: 2px;
  min-width: 200px; z-index: 200; padding: 4px 0;
}
.user-dropdown.open { display: block; }
.dropdown-item {
  display: flex; align-items: center; justify-content: space-between;
  padding: 6px 12px; font-size: 11px; color: var(--dim); cursor: pointer;
  background: none; border: none; width: 100%; text-align: left; font-family: var(--font);
}
.dropdown-item:hover { background: var(--bg-hover); color: var(--text); }
.dropdown-label { font-size: 10px; color: var(--dim); padding: 6px 12px 2px; text-transform: uppercase; letter-spacing: .04em; }
.dropdown-sep { height: 1px; background: var(--border); margin: 4px 0; }
.dropdown-value { font-size: 10px; }
.dropdown-value.active { color: var(--green); }
.dropdown-value.inactive { color: var(--yellow); }

/* ---- Container ---- */
.container { max-width: 900px; margin: 0 auto; padding: 16px; }
h2 { font-size: 13px; font-weight: 600; text-transform: uppercase; letter-spacing: .05em; color: var(--dim); margin-bottom: 12px; }

/* ---- Forms ---- */
input, select, textarea { font: 12px var(--font); background: var(--bg2); color: var(--text); border: 1px solid var(--border); padding: 5px 8px; border-radius: 2px; outline: none; width: 100%; }
input:focus, textarea:focus { border-color: var(--accent); }
input::placeholder, textarea::placeholder { color: #555; }
textarea { min-height: 120px; resize: vertical; }
label { display: block; font-size: 11px; color: var(--dim); margin-bottom: 10px; }
label input, label select, label textarea { margin-top: 3px; }

/* ---- Buttons ---- */
button { font: 12px/1 var(--font); font-weight: 500; cursor: pointer; border: none; padding: 5px 12px; border-radius: 2px; background: var(--accent); color: var(--bg); transition: opacity .15s; }
button:hover { opacity: .85; }
button:disabled { opacity: .3; cursor: default; }
button.secondary { background: none; color: var(--dim); border: 1px solid var(--border); }
button.secondary:hover { color: var(--text); border-color: var(--dim); }
button.danger { background: var(--red); color: #fff; }
.btn-sm { font: 11px var(--font); color: var(--dim); background: none; border: 1px solid var(--border); padding: 2px 8px; cursor: pointer; border-radius: 2px; transition: background .15s, color .15s, border-color .15s; }
.btn-sm:hover { color: var(--text); border-color: var(--dim); background: var(--bg-hover); }
.collapse-arrow { font-size: 10px; margin-right: 4px; display: inline-block; }

/* ---- Badge ---- */
.badge { display: inline-block; padding: 1px 5px; border: 1px solid; border-radius: 2px; font-size: 10px; font-weight: 600; text-transform: uppercase; letter-spacing: .03em; }
.badge-pending { border-color: var(--yellow); color: var(--yellow); }
.badge-replied { border-color: var(--accent); color: var(--accent); }
.badge-resolved { border-color: var(--green); color: var(--green); }
.badge-closed { border-color: var(--dim); color: var(--dim); }
.badge-open { border-color: var(--yellow); color: var(--yellow); }
.badge-in_progress { border-color: var(--accent); color: var(--accent); }
.badge-fixed { border-color: var(--green); color: var(--green); }
.badge-released { border-color: var(--dim); color: var(--dim); background: rgba(136,136,136,.1); }
.badge-model { border-color: var(--green); color: var(--green); }

/* ---- Status ---- */
.actions { display: flex; gap: 8px; align-items: center; margin-top: 10px; }
.status-text { font-size: 11px; color: var(--dim); }
.loading-dots::after { content: ''; animation: dots 1.2s steps(4) infinite; }
@keyframes dots { 0% { content: ''; } 25% { content: '.'; } 50% { content: '..'; } 75% { content: '...'; } }

/* ---- Ticket List ---- */
.ticket-list { list-style: none; }
.ticket-card {
  background: var(--bg2); border: 1px solid var(--border); border-radius: 2px;
  padding: 10px 14px; margin-bottom: 6px; cursor: pointer; transition: border-color .15s;
  display: block; text-decoration: none; color: var(--text);
}
.ticket-card:hover { border-color: var(--accent); text-decoration: none; }
.ticket-card-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 4px; gap: 8px; }
.ticket-card-subject { font-size: 12px; font-weight: 500; color: var(--dim); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; flex: 1; margin-right: 8px; }
.ticket-card-date { font-size: 10px; color: var(--dim); white-space: nowrap; }
.ticket-card-meta { font-size: 10px; color: var(--dim); display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.ticket-card-meta span, .ticket-card-meta a { display: inline-flex; align-items: center; gap: 2px; }
.ticket-card-meta a { text-decoration: none; }
.ticket-card-meta a:hover { opacity: .8; }
.ticket-card-preview { font-size: 11px; color: var(--text); margin-top: 4px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

/* ---- Ticket Detail ---- */
.ticket-header { margin-bottom: 16px; }
.ticket-subject { font-size: 14px; font-weight: 600; margin-bottom: 6px; }
.ticket-meta { font-size: 10px; color: var(--dim); display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 8px; }
.back-link { font-size: 11px; color: var(--dim); margin-bottom: 10px; display: inline-block; }
.back-link:hover { color: var(--accent); text-decoration: none; }

/* ---- Messages ---- */
.message { background: var(--bg2); border: 1px solid var(--border); border-radius: 2px; padding: 10px 14px; margin-bottom: 8px; }
.message.msg-agent { border-left: 3px solid var(--green); }
.message.msg-customer { border-left: 3px solid var(--accent); }
.message.msg-internal { border-left: 3px solid var(--dim); opacity: 0.7; }
.message-header { display: flex; align-items: center; gap: 8px; margin-bottom: 6px; font-size: 10px; }
.message-time { margin-left: auto; }
.message-author { font-weight: 600; }
.message-author.author-customer { color: var(--accent); }
.message-author.author-agent { color: var(--green); }
.message-time { color: var(--dim); }
.message-body { font-size: 12px; line-height: 1.6; white-space: pre-wrap; }
.message-attachments { margin-top: 6px; display: flex; gap: 6px; flex-wrap: wrap; }
.attachment-tag { font-size: 10px; padding: 2px 6px; background: var(--bg3); border: 1px solid var(--border); border-radius: 2px; color: var(--accent); }

/* ---- Draft ---- */
.draft-section { background: var(--bg2); border: 1px solid var(--border); border-radius: 2px; padding: 14px; margin-top: 12px; }
.draft-section h2 { margin-bottom: 8px; }
.draft-actions { display: flex; gap: 8px; margin-top: 8px; align-items: center; }

/* ---- Sessions ---- */
.session-card {
  background: var(--bg2); border: 1px solid var(--border); border-radius: 2px;
  padding: 8px 12px; margin-bottom: 4px; cursor: pointer; transition: border-color .15s;
  display: block; text-decoration: none; color: var(--text);
}
.session-card:hover { border-color: var(--accent); text-decoration: none; }
.session-meta { font-size: 10px; color: var(--dim); display: flex; gap: 10px; }
.session-preview { font-size: 11px; color: var(--dim); margin-top: 4px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

/* ---- Result content (markdown) ---- */
.result-content {
  background: var(--bg2); border: 1px solid var(--border); border-radius: 2px;
  padding: 16px; font-size: 12px; line-height: 1.6;
}
.result-content p { margin-bottom: 8px; }
.result-content p:last-child { margin-bottom: 0; }
.result-content ul, .result-content ol { margin: 8px 0; padding-left: 20px; }
.result-content li { margin: 2px 0; }
.result-content code { background: var(--bg3); padding: 1px 4px; border-radius: 2px; font-size: 11px; }
.result-content pre { background: var(--bg3); padding: 10px; border-radius: 2px; overflow-x: auto; margin: 8px 0; }
.result-content pre code { background: none; padding: 0; }
.result-content h1, .result-content h2, .result-content h3 { text-transform: none; color: var(--text); letter-spacing: normal; margin: 12px 0 6px; font-size: 13px; }
.result-content h1 { font-size: 14px; border-bottom: 1px solid var(--border); padding-bottom: 6px; }
.result-content strong { color: var(--text); }
.result-content blockquote { border-left: 2px solid var(--border); margin: 4px 0; padding-left: 10px; color: var(--dim); }
.result-content hr { border: none; border-top: 1px solid var(--border); margin: 10px 0; }

/* ---- Tool calls ---- */
.tools-log { margin-top: 14px; }
.tools-log details { cursor: pointer; }
.tools-log summary { font-size: 10px; font-weight: 600; text-transform: uppercase; letter-spacing: .05em; color: var(--dim); margin-bottom: 8px; list-style: none; display: flex; align-items: center; gap: 6px; }
.tools-log summary::before { content: '\25B6'; font-size: 8px; transition: transform .15s; }
.tools-log details[open] summary::before { transform: rotate(90deg); }
.tools-log summary::-webkit-details-marker { display: none; }
.tool-call { background: var(--bg2); border: 1px solid var(--border); border-radius: 2px; padding: 8px 10px; margin-bottom: 4px; font-size: 11px; border-left: 3px solid var(--border); }
.tool-call.active { border-left-color: var(--accent); }
.tool-name { color: var(--accent); font-weight: 600; }
.tool-args { color: var(--dim); font-size: 10px; }
.tool-result { color: var(--dim); max-height: 120px; overflow-y: auto; white-space: pre-wrap; margin-top: 4px; font-size: 10px; padding-top: 4px; border-top: 1px solid var(--border); }

/* ---- Copy button ---- */
.copy-md { font: 11px var(--font); color: var(--dim); background: none; border: 1px solid var(--border); padding: 2px 8px; cursor: pointer; border-radius: 2px; }
.copy-md:hover { color: var(--text); border-color: var(--dim); }
.copy-md.copied { color: var(--green); border-color: var(--green); }

/* ---- Login ---- */
.login-container { display: flex; align-items: center; justify-content: center; min-height: 100vh; }
.login-card { max-width: 320px; text-align: center; }
.login-card h1 { font-size: 14px; font-weight: 500; color: var(--text); margin-bottom: 4px; }
.login-card p { color: var(--dim); font-size: 11px; margin-bottom: 16px; }
.login-card button.contrast { background: none; border: 1px solid var(--border); color: var(--text); padding: 8px 16px; font-size: 12px; display: inline-flex; align-items: center; gap: 8px; }
.login-card button.contrast:hover { border-color: var(--accent); color: var(--accent); }

/* ---- Modal ---- */
.modal-overlay {
  display: none; position: fixed; top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(0,0,0,.65); z-index: 200; align-items: center; justify-content: center;
}
.modal-overlay.open { display: flex; }
.modal {
  background: var(--bg3); border: 1px solid var(--border); border-radius: 2px;
  padding: 16px; max-width: 400px; width: 90%; position: relative;
}
.modal h3 { font-size: 12px; margin-bottom: 8px; }
.modal-close { position: absolute; top: 8px; right: 10px; background: none; border: none; color: var(--dim); font-size: 16px; cursor: pointer; padding: 4px; }
.modal-close:hover { color: var(--text); }

/* ---- Toolbar ---- */
.toolbar { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; margin-bottom: 12px; }
.toolbar input[type="search"] { flex: 1; min-width: 200px; }
.toolbar select { width: auto; min-width: 100px; }

/* ---- Metadata tags ---- */
.ticket-metadata { display: flex; flex-wrap: wrap; gap: 5px; }
.metadata-tag { display: inline-flex; align-items: center; font-size: 10px; border: 1px solid #555; border-radius: 2px; overflow: hidden; }
.metadata-label { padding: 2px 6px; background: #3a3a3a; color: #aaa; font-weight: 600; border-right: 1px solid #555; }
.metadata-value { padding: 2px 8px; color: var(--text); background: #2a2a2a; }

/* ---- Draft icon ---- */
.draft-icon { color: var(--green); cursor: pointer; padding: 2px 4px; border-radius: 2px; transition: background .15s; }
.draft-icon:hover { background: rgba(74, 222, 128, .15); }

/* ---- Empty state ---- */
.empty-state { text-align: center; padding: 40px 16px; color: var(--dim); font-size: 11px; }

/* ---- Mobile ---- */
@media (max-width: 600px) {
  .app-nav { padding: 6px 10px; }
  .nav-left { gap: 6px; }
  .nav-mini-menu { gap: 2px; }
  .nav-mini-link { padding: 3px 5px; font-size: 9px; }
  .user-email { display: none; }
  .modal-overlay.open { align-items: stretch; }
  .modal { max-width: 100%; width: 100%; height: 100%; border-radius: 0; border: none; display: flex; flex-direction: column; }
  .modal-close { font-size: 24px; top: 12px; right: 14px; min-width: 44px; min-height: 44px; display: flex; align-items: center; justify-content: center; }
  .container { padding: 10px; }
  .ticket-card-subject { max-width: 200px; }
  .ticket-subject { font-size: 12px !important; }
  .ticket-header { margin-bottom: 10px; }
  .ticket-meta { font-size: 9px; gap: 6px; }
  .ticket-metadata { gap: 4px; }
  .metadata-tag { font-size: 9px; }
  .message-body { font-size: 11px; }
  .draft-section { padding: 10px; }
  .result-content { padding: 10px; font-size: 11px; }
  .ticket-header > div { flex-direction: column !important; gap: 8px !important; }
  .ticket-header button { font-size: 11px; padding: 4px 10px; }
}

#app { display: none; }