/* ═══════════════════════════════════════════════════════
   ZioTes AICC 서버 관리 UI — style.css
   ═══════════════════════════════════════════════════════ */

:root {
  --c-bg:          #f0f2f5;
  --c-surface:     #ffffff;
  --c-border:      #dde1e9;
  --c-text:        #1a202c;
  --c-text-sub:    #4a5568;
  --c-text-muted:  #a0aec0;
  --c-primary:     #2563eb;
  --c-primary-lt:  #eff6ff;
  --c-success:     #16a34a;
  --c-success-lt:  #f0fdf4;
  --c-danger:      #dc2626;
  --c-danger-lt:   #fef2f2;
  --c-warning:     #d97706;
  --c-warning-lt:  #fffbeb;
  --c-ai-bubble:   #ffffff;
  --c-user-bubble: #7c6fcd;
  --topbar-h:      58px;
  --radius:        12px;
  --shadow:        0 1px 3px rgba(0,0,0,.08), 0 4px 16px rgba(0,0,0,.05);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: 'Segoe UI', -apple-system, 'Noto Sans KR', sans-serif;
  background: var(--c-bg);
  color: var(--c-text);
  font-size: 14px;
  min-height: 100vh;
}

/* ── Topbar ─────────────────────────────────────────────── */
.topbar {
  position: sticky; top: 0; z-index: 200;
  height: var(--topbar-h);
  background: #1e293b;
  border-bottom: 1px solid #334155;
  box-shadow: 0 2px 8px rgba(0,0,0,.25);
}
.topbar-inner {
  max-width: 1600px; margin: 0 auto;
  height: 100%;
  padding: 0 24px;
  display: flex; align-items: center; justify-content: space-between;
}
.topbar-left { display: flex; align-items: center; gap: 14px; }

.logo-img {
  height: 44px; width: auto;
  object-fit: contain;
  border-radius: 6px;
  background: white;
  padding: 3px 6px;
}
.logo-text {
  font-size: 16px; font-weight: 600; color: #f1f5f9;
  display: flex; align-items: center; gap: 6px;
  flex-direction: row; white-space: nowrap; line-height: 1.2;
}
.logo-text strong { color: #60a5fa; }
.logo-sub {
  font-size: 11px; font-weight: 400;
  color: #94a3b8; letter-spacing: .3px;
}

.topbar-right { display: flex; align-items: center; gap: 8px; }
.ws-dot {
  width: 9px; height: 9px; border-radius: 50%;
  background: var(--c-danger);
  transition: background .3s;
  flex-shrink: 0;
}
.ws-dot.connected { background: var(--c-success); box-shadow: 0 0 6px var(--c-success); }
.ws-label { font-size: 12px; color: #94a3b8; }

/* ── Main Layout ─────────────────────────────────────────── */
.main-content {
  max-width: 1600px; margin: 0 auto;
  padding: 20px 24px 32px;
  display: flex; flex-direction: column; gap: 16px;
}

/* ── Card Base ───────────────────────────────────────────── */
.card {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 20px;
}
.card-title {
  font-size: 14px; font-weight: 700;
  color: var(--c-text);
  margin-bottom: 14px;
  display: flex; align-items: center; gap: 8px;
  padding-left: 10px;
  border-left: 3px solid var(--c-primary);
}
.card-title-row {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 14px; gap: 10px;
}
.card-title-row .card-title { margin-bottom: 0; }

/* ── Cards Row (2열) ─────────────────────────────────────── */
.cards-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

/* ── 서버 상태 테이블 ─────────────────────────────────────── */
.status-table { width: 100%; border-collapse: collapse; }
.status-table tr + tr td { padding-top: 10px; }
.stat-label {
  font-size: 12px; color: var(--c-text-muted);
  font-weight: 500; width: 96px; padding-right: 10px;
  white-space: nowrap;
}
.stat-value { font-size: 13px; font-weight: 600; color: var(--c-text); }

.card-actions { margin-top: 16px; display: flex; gap: 8px; }

/* ── 뱃지 ────────────────────────────────────────────────── */
.badge {
  display: inline-block;
  padding: 2px 9px; border-radius: 20px;
  font-size: 11px; font-weight: 700; letter-spacing: .3px;
}
.badge-on  { background: var(--c-success-lt); color: var(--c-success); border: 1px solid #bbf7d0; }
.badge-off { background: #f1f5f9; color: var(--c-text-muted); border: 1px solid var(--c-border); }
.badge-warn { background: var(--c-warning-lt); color: var(--c-warning); border: 1px solid #fde68a; }

/* ── 버튼 ────────────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; gap: 5px;
  padding: 6px 14px; border-radius: 7px;
  font-size: 12px; font-weight: 600;
  border: 1px solid var(--c-border);
  background: var(--c-surface);
  color: var(--c-text-sub);
  cursor: pointer; transition: all .15s;
  white-space: nowrap;
}
.btn:hover { border-color: var(--c-primary); color: var(--c-primary); background: var(--c-primary-lt); }
.btn-sm { padding: 4px 10px; font-size: 11px; }
.btn-danger { border-color: #fca5a5; color: var(--c-danger); background: var(--c-danger-lt); }
.btn-danger:hover { background: #fee2e2; border-color: var(--c-danger); }

/* ── 세션 목록 ───────────────────────────────────────────── */
.empty-msg {
  font-size: 13px; color: var(--c-text-muted);
  text-align: center; padding: 24px 0;
}
.session-item {
  border: 1.5px solid var(--c-border);
  border-radius: 9px;
  padding: 11px 13px;
  margin-bottom: 8px;
  cursor: pointer;
  transition: border-color .15s, box-shadow .15s;
}
.session-item:hover { border-color: var(--c-primary); box-shadow: 0 2px 8px rgba(37,99,235,.10); }
.session-item.active { border-color: var(--c-primary); background: var(--c-primary-lt); }

.si-top {
  display: flex; justify-content: space-between; align-items: flex-start;
  margin-bottom: 6px;
}
.si-num {
  font-size: 15px; font-weight: 700;
  display: flex; align-items: center; gap: 7px;
}
.si-num-icon {
  width: 28px; height: 28px; border-radius: 7px;
  background: var(--c-success-lt);
  display: flex; align-items: center; justify-content: center;
  font-size: 14px;
}
.si-id {
  font-size: 10px; color: var(--c-text-muted);
  font-family: 'Courier New', monospace; margin-top: 2px;
}
.si-meta {
  display: flex; gap: 10px; align-items: center;
  font-size: 11px; color: var(--c-text-muted);
}
.si-timer { font-weight: 600; color: var(--c-text-sub); }

/* ── 대화 패널 ───────────────────────────────────────────── */
.chat-card { padding-bottom: 0; }
.chat-hint { font-size: 12px; color: var(--c-text-muted); }

.chat-windows {
  display: flex; gap: 12px;
  overflow-x: auto; padding-bottom: 16px;
  min-height: 60px;
}
.chat-windows::-webkit-scrollbar { height: 5px; }
.chat-windows::-webkit-scrollbar-thumb { background: var(--c-border); border-radius: 3px; }

/* 개별 통화 대화창 */
.chat-window {
  flex: 0 0 340px;
  border: 1.5px solid var(--c-border);
  border-radius: 10px;
  display: flex; flex-direction: column;
  overflow: hidden;
  min-height: 360px; max-height: 420px;
}
.cw-header {
  background: #f8fafc;
  border-bottom: 1px solid var(--c-border);
  padding: 10px 13px;
  display: flex; align-items: flex-start; justify-content: space-between;
  flex-shrink: 0;
}
.cw-num {
  font-size: 15px; font-weight: 700;
  display: flex; align-items: center; gap: 7px;
}
.cw-num-icon {
  width: 26px; height: 26px; border-radius: 6px;
  background: var(--c-success-lt);
  display: flex; align-items: center; justify-content: center; font-size: 13px;
}
.cw-id { font-size: 10px; color: var(--c-text-muted); font-family: 'Courier New', monospace; margin-top: 1px; }
.cw-status-col { text-align: right; }
.cw-status { font-size: 11px; font-weight: 700; }
.cw-status.active { color: var(--c-success); }
.cw-status.ended  { color: var(--c-text-muted); }
.cw-duration { font-size: 10px; color: var(--c-text-muted); margin-top: 2px; }

/* 말풍선 영역 */
.cw-messages {
  flex: 1; overflow-y: auto;
  padding: 12px 13px;
  display: flex; flex-direction: column; gap: 9px;
  background: #f7f8fc;
}
.cw-messages::-webkit-scrollbar { width: 4px; }
.cw-messages::-webkit-scrollbar-thumb { background: var(--c-border); border-radius: 2px; }

.cw-empty {
  flex: 1; display: flex; align-items: center; justify-content: center;
  font-size: 12px; color: var(--c-text-muted);
}

/* 말풍선 */
.msg-row { display: flex; align-items: flex-end; gap: 6px; }
.msg-row.user { flex-direction: row-reverse; }

.msg-avatar {
  width: 26px; height: 26px; border-radius: 50%;
  background: #e8edff;
  display: flex; align-items: center; justify-content: center;
  font-size: 13px; flex-shrink: 0;
}
.msg-row.user .msg-avatar { background: #ede9fb; }

.msg-bubble {
  max-width: 72%;
  padding: 8px 12px;
  border-radius: 16px;
  font-size: 13px; line-height: 1.5;
  word-break: break-word;
  box-shadow: 0 1px 3px rgba(0,0,0,.07);
}
/* AI 말풍선 (왼쪽) */
.msg-row.ai .msg-bubble {
  background: var(--c-ai-bubble);
  border: 1px solid var(--c-border);
  border-bottom-left-radius: 4px;
  color: var(--c-text);
}
/* 사용자 말풍선 (오른쪽) */
.msg-row.user .msg-bubble {
  background: var(--c-user-bubble);
  color: #fff;
  border-bottom-right-radius: 4px;
}

.msg-ts {
  font-size: 10px; color: var(--c-text-muted);
  flex-shrink: 0; padding-bottom: 2px;
}

/* ── 로그 패널 ───────────────────────────────────────────── */
.log-card { }
.log-actions {
  display: flex; align-items: center; gap: 8px; flex-wrap: wrap;
}
.toggle-label {
  display: flex; align-items: center; gap: 5px;
  font-size: 12px; color: var(--c-text-sub); cursor: pointer;
}

.log-viewer {
  height: 260px; overflow-y: auto;
  background: #0f172a;
  border-radius: 8px;
  padding: 10px 12px;
  font-family: 'Cascadia Code', 'Consolas', 'Courier New', monospace;
  font-size: 11.5px;
  line-height: 1.65;
}
.log-viewer::-webkit-scrollbar { width: 5px; }
.log-viewer::-webkit-scrollbar-thumb { background: #334155; border-radius: 3px; }

.log-line { display: flex; gap: 9px; padding: 1px 0; }
.log-line + .log-line { border-top: 1px solid rgba(255,255,255,.04); }

.log-time { color: #64748b; flex-shrink: 0; }
.log-level {
  flex-shrink: 0; padding: 0 5px; border-radius: 3px;
  font-size: 10px; font-weight: 700;
  display: flex; align-items: center;
}
.log-level.error { background: rgba(220,38,38,.2); color: #f87171; }
.log-level.warn  { background: rgba(217,119,6,.2);  color: #fbbf24; }
.log-level.info  { background: rgba(37,99,235,.2);  color: #60a5fa; }
.log-level.debug { background: rgba(255,255,255,.05); color: #64748b; }
.log-body { color: #e2e8f0; }
.log-body .hi-user { color: #93c5fd; }
.log-body .hi-ai   { color: #6ee7b7; }
.log-body .hi-warn { color: #fbbf24; }
.log-body .hi-err  { color: #f87171; }

/* ── 대화창 페이드아웃 ────────────────────────────────────── */
.chat-window {
  transition: opacity 5s ease, transform 5s ease; /* 페이드아웃 시 5초 */
}
.cw-fadeout-banner {
  background: #fff7ed;
  border-bottom: 1px solid #fed7aa;
  color: #c2410c;
  font-size: 11px; font-weight: 600;
  text-align: center;
  padding: 5px 10px;
  letter-spacing: .2px;
  flex-shrink: 0;
  animation: pulse-banner 1s ease-in-out infinite alternate;
}
@keyframes pulse-banner {
  from { opacity: 1; }
  to   { opacity: .6; }
}

/* ── 반응형 ───────────────────────────────────────────────── */
@media (max-width: 768px) {
  .cards-row { grid-template-columns: 1fr; }
  .topbar-inner { padding: 0 14px; }
  .main-content { padding: 14px 14px 24px; }
}