/* ── Base ─────────────────────────────────────────────────────────────────── */
*, :root { --primary: #7c6aef; --primary-dark: #5a4cb8; --bg: #0f0f1a; --surface: #1a1a2e; --surface2: #16162a; --border: #2a2a4a; --text: #e0e0e0; --text-dim: #8888aa; --success: #4caf82; --warning: #f0a040; --danger: #ef6a6a; }
html, body { margin: 0; padding: 0; height: 100%; font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif; background: var(--bg); color: var(--text); }
a { text-decoration: none; color: inherit; }
button { cursor: pointer; font-family: inherit; }

/* ── Layout ───────────────────────────────────────────────────────────────── */
.app { display: flex; height: 100vh; overflow: hidden; }
.sidebar { width: 200px; min-width: 200px; background: var(--surface); border-right: 1px solid var(--border); display: flex; flex-direction: column; overflow-y: auto; }
.main-content { flex: 1; overflow-y: auto; padding: 32px 40px; }
#page-content { max-width: 1200px; }

/* ── Sidebar ──────────────────────────────────────────────────────────────── */
.sidebar-header { padding: 20px 16px 16px; border-bottom: 1px solid var(--border); }
.logo { font-size: 22px; font-weight: 700; color: var(--primary); }
.subtitle { font-size: 11px; color: var(--text-dim); margin-top: 2px; }
.nav-section { padding: 12px 0; }
.nav-label { font-size: 10px; text-transform: uppercase; letter-spacing: .08em; color: var(--text-dim); padding: 0 16px 6px; }
.nav-item { display: flex; align-items: center; gap: 8px; padding: 8px 16px; font-size: 13px; color: var(--text-dim); cursor: pointer; transition: all .15s; }
.nav-item:hover { background: var(--surface2); color: var(--text); }
.nav-item.active { background: var(--primary-dark); color: #fff; }
.nav-item .icon { font-size: 14px; width: 16px; text-align: center; }
.nav-section.bottom { margin-top: auto; border-top: 1px solid var(--border); }
.user-info { font-size: 12px; color: var(--text-dim); }

/* ── Page header ──────────────────────────────────────────────────────────── */
.page-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 28px; }
.page-title { font-size: 22px; font-weight: 600; }
.page-subtitle { font-size: 13px; color: var(--text-dim); margin-top: 4px; }
.page-actions { display: flex; gap: 10px; }

/* ── Buttons ──────────────────────────────────────────────────────────────── */
.btn { padding: 8px 16px; border-radius: 8px; border: none; font-size: 13px; font-weight: 500; transition: all .15s; }
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-dark); }
.btn-secondary { background: var(--surface2); color: var(--text); border: 1px solid var(--border); }
.btn-secondary:hover { border-color: var(--primary); }
.btn-danger { background: var(--danger); color: #fff; }
.btn-small { padding: 5px 10px; font-size: 12px; }
.btn:disabled { opacity: .5; cursor: not-allowed; }

/* ── Cards ────────────────────────────────────────────────────────────────── */
.card { background: var(--surface); border: 1px solid var(--border); border-radius: 12px; padding: 24px; margin-bottom: 20px; }
.card-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 16px; }
.card-title { font-size: 15px; font-weight: 600; }
.card-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 16px; }

/* ── Tables ──────────────────────────────────────────────────────────────── */
.table { width: 100%; border-collapse: collapse; }
.table th { text-align: left; font-size: 11px; text-transform: uppercase; letter-spacing: .05em; color: var(--text-dim); padding: 10px 12px; border-bottom: 1px solid var(--border); }
.table td { padding: 12px; font-size: 13px; border-bottom: 1px solid var(--surface2); }
.table tr:hover td { background: var(--surface2); }

/* ── Forms ────────────────────────────────────────────────────────────────── */
.form-group { margin-bottom: 14px; }
.form-label { display: block; font-size: 12px; color: var(--text-dim); margin-bottom: 6px; }
.form-input, .form-select, .form-textarea { width: 100%; padding: 8px 12px; background: var(--bg); border: 1px solid var(--border); border-radius: 8px; color: var(--text); font-size: 13px; font-family: inherit; outline: none; box-sizing: border-box; }
.form-input:focus, .form-select:focus, .form-textarea:focus { border-color: var(--primary); }
.form-textarea { resize: vertical; min-height: 100px; font-family: 'Fira Code', monospace; font-size: 12px; }

/* ── Tags / Badges ─────────────────────────────────────────────────────────── */
.tag { display: inline-block; padding: 2px 8px; border-radius: 4px; font-size: 11px; font-weight: 500; }
.tag-sales { background: #2a3a5a; color: #7fa; }
.tag-mcp { background: #3a2a5a; color: #a7f; }
.tag-general { background: #2a3a3a; color: #7af; }

/* ── Modal ───────────────────────────────────────────────────────────────── */
.modal-overlay { position: fixed; inset: 0; background: rgba(0,0,0,.6); display: flex; align-items: center; justify-content: center; z-index: 1000; display: none; }
.modal-overlay.show { display: flex; }
.modal { background: var(--surface); border: 1px solid var(--border); border-radius: 12px; padding: 28px; width: 640px; max-width: 90vw; max-height: 85vh; overflow-y: auto; }
.modal-lg { width: 900px; }
.modal-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 20px; }
.modal-title { font-size: 17px; font-weight: 600; }
.modal-close { background: none; border: none; color: var(--text-dim); font-size: 20px; cursor: pointer; }
.modal-close:hover { color: var(--text); }
.modal-footer { display: flex; justify-content: flex-end; gap: 10px; margin-top: 20px; }

/* ── Tabs ─────────────────────────────────────────────────────────────────── */
.tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--border); margin-bottom: 24px; }
.tab { padding: 8px 16px; font-size: 13px; color: var(--text-dim); cursor: pointer; border-bottom: 2px solid transparent; margin-bottom: -1px; }
.tab:hover { color: var(--text); }
.tab.active { color: var(--primary); border-bottom-color: var(--primary); }

/* ── Alert / info boxes ─────────────────────────────────────────────────── */
.info-box { background: var(--surface2); border-left: 3px solid var(--primary); padding: 12px 16px; border-radius: 0 8px 8px 0; font-size: 13px; margin-bottom: 16px; }
.success-box { background: var(--surface2); border-left: 3px solid var(--success); padding: 12px 16px; border-radius: 0 8px 8px 0; font-size: 13px; margin-bottom: 16px; }
.error-box { background: var(--surface2); border-left: 3px solid var(--danger); padding: 12px 16px; border-radius: 0 8px 8px 0; font-size: 13px; margin-bottom: 16px; }

/* ── Empty state ─────────────────────────────────────────────────────────── */
.empty { text-align: center; padding: 60px 20px; color: var(--text-dim); }
.empty-icon { font-size: 40px; margin-bottom: 12px; }
.empty-text { font-size: 14px; }

/* ── Loading ─────────────────────────────────────────────────────────────── */
.loading { text-align: center; padding: 40px; color: var(--text-dim); }

/* ── Stat cards ─────────────────────────────────────────────────────────── */
.stat-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 16px; margin-bottom: 28px; }
.stat-card { background: var(--surface); border: 1px solid var(--border); border-radius: 10px; padding: 18px; }
.stat-value { font-size: 28px; font-weight: 700; color: var(--primary); }
.stat-label { font-size: 12px; color: var(--text-dim); margin-top: 4px; }

/* ── Code / file viewer ─────────────────────────────────────────────────── */
.code-block { background: var(--bg); border: 1px solid var(--border); border-radius: 8px; padding: 16px; font-family: 'Fira Code', 'Courier New', monospace; font-size: 12px; line-height: 1.6; overflow-x: auto; white-space: pre; }

/* ── Misc ────────────────────────────────────────────────────────────────── */
.text-dim { color: var(--text-dim); }
.text-small { font-size: 12px; }
.text-primary { color: var(--primary); }
.text-success { color: var(--success); }
.text-danger { color: var(--danger); }
.flex { display: flex; }
.flex-between { display: flex; justify-content: space-between; align-items: center; }
.gap-8 { gap: 8px; }
.gap-12 { gap: 12px; }
.mt-8 { margin-top: 8px; }
.mt-16 { margin-top: 16px; }
.mb-16 { margin-bottom: 16px; }
.hidden { display: none; }
.truncate { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* ── New Components (appended) ───────────────────────────────────────────── */

/* Badges */
.badge { display: inline-block; padding: 2px 8px; border-radius: 10px; font-size: 11px; font-weight: 600; background: var(--primary); color: #fff; }
.badge-warn { background: var(--warning); color: #000; }

/* Buttons */
.btn-ghost { background: transparent; color: var(--text-dim); border: 1px solid var(--border); }
.btn-ghost:hover { background: var(--surface2); color: var(--text); }
.btn-warn { background: var(--warning); color: #000; }

/* Cards */
.card-body { font-size: 13px; color: var(--text-dim); margin-bottom: 12px; }
.card-actions { display: flex; gap: 8px; flex-wrap: wrap; }
.card-actions .btn { padding: 5px 12px; font-size: 12px; }

/* Form */
input, select, textarea { background: var(--bg); border: 1px solid var(--border); border-radius: 8px; color: var(--text); padding: 8px 12px; font-family: inherit; font-size: 13px; outline: none; box-sizing: border-box; }
input:focus, select:focus, textarea:focus { border-color: var(--primary); }
input[type="checkbox"] { width: auto; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.form-group label { display: block; font-size: 12px; color: var(--text-dim); margin-bottom: 6px; }
.form-group input, .form-group select, .form-group textarea { width: 100%; }
textarea { resize: vertical; font-family: inherit; }
select { cursor: pointer; }
.field-hint { font-size: 11px; color: var(--text-dim); margin-top: 4px; display: block; }
.toggle-label { display: flex !important; align-items: center; gap: 8px; cursor: pointer; font-size: 13px !important; color: var(--text) !important; }
.checkbox-grid { display: flex; flex-wrap: wrap; gap: 8px; }
.checkbox-item { display: flex; align-items: center; gap: 6px; font-size: 12px; cursor: pointer; }

/* Modal */
.modal { position: fixed; inset: 0; display: flex; align-items: center; justify-content: center; z-index: 1000; }
.modal-overlay { position: fixed; inset: 0; background: rgba(0,0,0,.65); z-index: 999; }
.modal-content { background: var(--surface); border: 1px solid var(--border); border-radius: 12px; padding: 28px; width: 560px; max-width: 90vw; max-height: 85vh; overflow-y: auto; z-index: 1001; }
.modal h3 { margin: 0 0 20px; font-size: 16px; }

/* Tabs */
.tab-content { display: none; }
.tab-content.hidden { display: none; }

/* Channel/Agent styles */
.channel-status { font-size: 12px; padding: 2px 8px; border-radius: 10px; }
.status-connected, .status-active { background: rgba(76,175,130,.2); color: #4caf82; }
.status-disconnected { background: rgba(136,136,170,.15); color: var(--text-dim); }
.status-error { background: rgba(239,106,106,.2); color: var(--danger); }
.channel-platform-icon { font-size: 20px; }
.channel-bind-item { display: flex; align-items: center; gap: 12px; padding: 8px 12px; border-radius: 8px; background: var(--surface2); margin-bottom: 6px; }
.channel-bind-item .channel-name { flex: 1; font-size: 13px; }
.channel-name-lg { font-size: 15px; font-weight: 600; }
.channel-meta { display: flex; flex-direction: column; gap: 4px; font-size: 12px; color: var(--text-dim); }
.channel-meta code { font-size: 11px; background: var(--bg); padding: 2px 6px; border-radius: 4px; }

/* API Key */
.provider-badge { display: inline-block; padding: 2px 10px; border-radius: 10px; font-size: 11px; font-weight: 600; background: var(--primary); color: #fff; }
.key-display { font-size: 12px; background: var(--bg); padding: 4px 10px; border-radius: 6px; display: inline-block; margin-top: 4px; }

/* Agent */
.agent-name { font-size: 15px; font-weight: 600; }
.agent-role { font-size: 12px; color: var(--text-dim); margin-top: 4px; }
.agent-meta { display: flex; flex-direction: column; gap: 2px; font-size: 11px; color: var(--text-dim); margin-top: 6px; }
.agent-card { border: 1px solid var(--border); background: var(--surface); border-radius: 10px; padding: 16px; }
.agent-card.default-agent { border-color: var(--primary); }
.agent-role-sm { font-size: 11px; color: var(--text-dim); margin-top: 2px; }
.agent-model-sm { font-size: 10px; color: var(--text-dim); margin-top: 2px; }

/* Grid */
.agent-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 16px; }
.channel-list, .key-list { display: flex; flex-direction: column; gap: 12px; }

/* Edit layout */
.edit-layout { background: var(--surface); border: 1px solid var(--border); border-radius: 12px; padding: 24px; }
.edit-layout h4 { margin: 0 0 12px; font-size: 13px; color: var(--text-dim); }

/* Chat */
.chat-container { display: flex; height: calc(100vh - 140px); background: var(--surface); border: 1px solid var(--border); border-radius: 12px; overflow: hidden; }
.chat-sidebar { width: 200px; background: var(--surface2); border-right: 1px solid var(--border); display: flex; flex-direction: column; padding: 12px; }
.chat-sidebar-header { margin-bottom: 12px; }
.agent-switcher label { font-size: 11px; color: var(--text-dim); display: block; margin-bottom: 6px; }
.agent-switcher select { width: 100%; font-size: 12px; }
.chat-main { flex: 1; display: flex; flex-direction: column; overflow: hidden; }
.chat-header { padding: 12px 20px; border-bottom: 1px solid var(--border); font-size: 13px; color: var(--text-dim); min-height: 44px; }
.chat-messages { flex: 1; overflow-y: auto; padding: 20px; display: flex; flex-direction: column; gap: 16px; }
.chat-empty { text-align: center; color: var(--text-dim); font-size: 13px; margin: auto; }
.chat-input-area { padding: 16px 20px; border-top: 1px solid var(--border); display: flex; gap: 12px; align-items: flex-end; }
.chat-input { flex: 1; background: var(--bg); border: 1px solid var(--border); border-radius: 8px; color: var(--text); padding: 10px 14px; font-family: inherit; font-size: 14px; resize: none; outline: none; }
.chat-input:focus { border-color: var(--primary); }

/* Messages */
.message { display: flex; gap: 10px; margin-bottom: 4px; }
.message.user-msg { justify-content: flex-end; }
.message.agent-msg { justify-content: flex-start; }
.avatar { width: 32px; height: 32px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 12px; font-weight: 700; flex-shrink: 0; }
.user-avatar { background: var(--primary); color: #fff; }
.agent-avatar { background: var(--surface2); border: 1px solid var(--border); }
.bubble { max-width: 70%; padding: 10px 16px; border-radius: 12px; line-height: 1.6; white-space: pre-wrap; word-break: break-word; font-size: 14px; }
.user-bubble { background: var(--primary); color: #fff; border-bottom-right-radius: 4px; }
.agent-bubble { background: var(--surface2); border: 1px solid var(--border); border-bottom-left-radius: 4px; }
.bubble pre { background: var(--bg); border-radius: 6px; padding: 8px; overflow-x: auto; font-size: 12px; margin: 6px 0; }
.bubble code { background: var(--bg); padding: 1px 5px; border-radius: 4px; font-size: 12px; }
.bubble p { margin: 0 0 6px; }
.bubble p:last-child { margin-bottom: 0; }

/* Chat select */
.chat-select-prompt { max-width: 600px; }
.agent-select-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 12px; margin-top: 16px; }
.agent-select-card { background: var(--surface); border: 1px solid var(--border); border-radius: 10px; padding: 16px; cursor: pointer; transition: all .15s; }
.agent-select-card:hover { border-color: var(--primary); background: var(--surface2); }

/* Home */
.home-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 16px; }
.stat-card { background: var(--surface); border: 1px solid var(--border); border-radius: 10px; padding: 18px; text-align: center; }
.stat-card:hover { border-color: var(--primary); }
.stat-num { font-size: 28px; font-weight: 700; color: var(--primary); }
.stat-label { font-size: 12px; color: var(--text-dim); margin-top: 4px; }
.quick-actions { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 12px; }

/* Section */
.section-title { font-size: 13px; color: var(--text-dim); margin-bottom: 12px; text-transform: uppercase; letter-spacing: .05em; }

/* Misc */
.muted { color: var(--text-dim); font-size: 12px; }
.divider { height: 1px; background: var(--border); margin: 16px 0; }

/* Nav (SPA version) */
#nav { background: var(--surface); border-right: 1px solid var(--border); width: 200px; min-width: 200px; display: flex; flex-direction: column; height: 100vh; }
.nav-brand { padding: 20px 16px 16px; font-size: 15px; font-weight: 700; color: var(--primary); border-bottom: 1px solid var(--border); }
.nav-items { flex: 1; overflow-y: auto; padding: 12px 0; }
.nav-item { display: flex; align-items: center; gap: 8px; padding: 8px 16px; font-size: 13px; color: var(--text-dim); cursor: pointer; transition: all .15s; }
.nav-item:hover { background: var(--surface2); color: var(--text); }
.nav-item.active { background: var(--primary-dark); color: #fff; }
.nav-user { padding: 12px 16px; border-top: 1px solid var(--border); display: flex; justify-content: space-between; align-items: center; font-size: 12px; color: var(--text-dim); }

/* Login */
.login-wrap { height: 100vh; display: flex; align-items: center; justify-content: center; background: var(--bg); }
.login-card { background: var(--surface); border: 1px solid var(--border); border-radius: 16px; padding: 40px; width: 360px; }
.login-logo { font-size: 22px; font-weight: 700; color: var(--primary); text-align: center; margin-bottom: 28px; }
.login-msg { color: var(--danger); font-size: 12px; margin: 8px 0; text-align: center; }
.login-card .form-group { margin-bottom: 16px; }
.login-card label { display: block; font-size: 12px; color: var(--text-dim); margin-bottom: 6px; }
.login-card input { width: 100%; box-sizing: border-box; }

/* Visit card */
.visit-card { display: flex; gap: 16px; align-items: center; padding: 14px 16px; }
.visit-date { font-size: 12px; color: var(--primary); font-weight: 600; min-width: 80px; }
.visit-customer { font-size: 13px; font-weight: 600; flex: 1; }
.visit-purpose { font-size: 12px; color: var(--text-dim); }

/* Todo item */
.todo-item { display: flex; align-items: flex-start; gap: 12px; padding: 10px 14px; background: var(--surface); border: 1px solid var(--border); border-radius: 8px; margin-bottom: 8px; }
.todo-item input[type="checkbox"] { margin-top: 3px; flex-shrink: 0; }
.todo-item .todo-content { flex: 1; }
.todo-text { font-size: 13px; }
.todo-meta { font-size: 11px; color: var(--text-dim); margin-top: 2px; }
.todo-item.done .todo-text { text-decoration: line-through; color: var(--text-dim); }

/* Hermes console */
.hermes-console { display: flex; flex-direction: column; gap: 24px; }
.console-section { background: var(--surface); border: 1px solid var(--border); border-radius: 12px; padding: 20px; }
.console-section h3 { margin: 0 0 12px; font-size: 13px; color: var(--text-dim); }
.code-block { background: var(--bg); border: 1px solid var(--border); border-radius: 8px; padding: 16px; font-family: 'Fira Code', 'Courier New', monospace; font-size: 12px; line-height: 1.6; overflow-x: auto; white-space: pre; }

/* Session / KB */
.session-item, .kb-item { padding: 6px 10px; font-size: 12px; border-radius: 6px; }
.session-item:hover, .kb-item:hover { background: var(--surface2); }
.session-item { font-family: monospace; }

/* Empty state */
.empty-state { text-align: center; padding: 48px 20px; color: var(--text-dim); font-size: 13px; }

/* Stat card in home */
.stat-card .stat-num { font-size: 28px; font-weight: 700; color: var(--primary); }

/* Agent card */
.agent-card .card-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 8px; }
.agent-card .card-actions { display: flex; gap: 6px; margin-top: 12px; }

/* Channel card */
.channel-card .card-header { display: flex; align-items: center; gap: 10px; margin-bottom: 8px; }
.channel-card .card-actions { display: flex; gap: 6px; margin-top: 10px; }

/* Key card */
.key-card .card-header { display: flex; align-items: center; gap: 10px; margin-bottom: 8px; }

/* App layout */
#root { display: flex; height: 100vh; overflow: hidden; }
#main-content { flex: 1; overflow-y: auto; padding: 32px 40px; }
#main-content > * { max-width: 1200px; }