/* ─── Reset & Base ─── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg: #0f0f0f;
  --bg-secondary: #1a1a1a;
  --bg-tertiary: #242424;
  --bg-hover: #2a2a2a;
  --border: #333;
  --text: #e4e4e4;
  --text-secondary: #999;
  --accent: #6c8aff;
  --accent-hover: #8aa2ff;
  --green: #4ade80;
  --yellow: #facc15;
  --red: #f87171;
  --orange: #fb923c;
  --purple: #a78bfa;
  --radius: 12px;
  --radius-sm: 8px;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --mono: "SF Mono", "Fira Code", "Consolas", monospace;
}

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  height: 100vh;
  display: flex;
  overflow: hidden;
}

/* ─── Sidebar ─── */
.sidebar {
  width: 220px;
  background: var(--bg-secondary);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
}

.sidebar-header {
  padding: 20px;
  border-bottom: 1px solid var(--border);
}

.sidebar-header h1 {
  font-size: 16px;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 8px;
}

.sidebar-header p {
  font-size: 11px;
  color: var(--text-secondary);
  margin-top: 4px;
}

.sidebar-nav {
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.nav-btn {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border: none;
  background: transparent;
  color: var(--text-secondary);
  font-size: 14px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.15s;
  text-align: left;
  font-family: var(--font);
}

.nav-btn:hover { background: var(--bg-hover); color: var(--text); }
.nav-btn.active { background: var(--bg-tertiary); color: var(--text); }

.sidebar-footer {
  margin-top: auto;
  padding: 16px;
  border-top: 1px solid var(--border);
}

.cli-status {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 11px;
  color: var(--text-secondary);
}

.cli-status-row {
  display: flex;
  align-items: center;
  gap: 6px;
}

.dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

.dot.ok { background: var(--green); }
.dot.err { background: var(--red); }

/* ─── Main ─── */
.main { flex: 1; display: flex; flex-direction: column; overflow: hidden; }
.page { display: none; flex: 1; flex-direction: column; overflow: hidden; }
.page.active { display: flex; }

.page-scroll { flex: 1; overflow-y: auto; }
.page-inner { max-width: 960px; margin: 0 auto; padding: 24px; }
.page-title { font-size: 20px; font-weight: 700; margin-bottom: 20px; }
.page-desc { color: var(--text-secondary); font-size: 14px; margin-bottom: 16px; }

.section { margin-top: 32px; }
.section h3 { font-size: 16px; font-weight: 600; margin-bottom: 12px; }

/* ─── Provider Cards ─── */
.provider-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.provider-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  transition: border-color 0.15s;
}

.provider-card:hover { border-color: #555; }

.provider-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

.provider-name {
  font-size: 15px;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 8px;
}

.status-pill {
  font-size: 11px;
  padding: 3px 10px;
  border-radius: 20px;
  font-weight: 600;
}

.status-pill.ok { background: rgba(74,222,128,0.15); color: var(--green); }
.status-pill.err { background: rgba(248,113,113,0.15); color: var(--red); }

.provider-stats {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.stat-row {
  display: flex;
  justify-content: space-between;
  font-size: 13px;
}

.stat-label { color: var(--text-secondary); }
.stat-value { font-family: var(--mono); font-size: 12px; }

/* ─── Quick Test ─── */
.quick-test {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.quick-input {
  width: 100%;
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  color: var(--text);
  font-size: 14px;
  font-family: var(--font);
  outline: none;
}

.quick-input:focus { border-color: var(--accent); }

.quick-buttons {
  display: flex;
  gap: 8px;
}

.quick-btn {
  padding: 8px 20px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg-tertiary);
  color: var(--text);
  font-size: 13px;
  font-family: var(--font);
  cursor: pointer;
  transition: all 0.15s;
}

.quick-btn:hover { border-color: #555; }
.quick-btn:disabled { opacity: 0.4; cursor: not-allowed; }
.quick-btn.claude:hover { border-color: var(--purple); color: var(--purple); }
.quick-btn.codex:hover { border-color: var(--green); color: var(--green); }
.quick-btn.gemini:hover { border-color: var(--orange); color: var(--orange); }
.quick-btn.auto:hover { border-color: var(--accent); color: var(--accent); }

.quick-result {
  margin-top: 12px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  font-size: 14px;
  line-height: 1.6;
  white-space: pre-wrap;
  word-break: break-word;
  display: none;
}

.quick-result.visible { display: block; }

.quick-result .result-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 10px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border);
  font-size: 12px;
  color: var(--text-secondary);
}

.quick-result .result-body {
  white-space: pre-wrap;
}

/* ─── History Table ─── */
.history-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

.history-table th {
  text-align: left;
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
  color: var(--text-secondary);
  font-weight: 500;
  font-size: 12px;
}

.history-table td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
}

.history-table tr:hover td { background: var(--bg-hover); }

.provider-tag {
  font-size: 11px;
  padding: 2px 8px;
  border-radius: 4px;
  font-weight: 600;
}

.provider-tag.claude { background: rgba(167,139,250,0.15); color: var(--purple); }
.provider-tag.codex { background: rgba(74,222,128,0.15); color: var(--green); }
.provider-tag.gemini { background: rgba(251,146,60,0.15); color: var(--orange); }
.provider-tag.auto { background: rgba(108,138,255,0.15); color: var(--accent); }

.empty-state {
  text-align: center;
  padding: 40px;
  color: var(--text-secondary);
  font-size: 14px;
}

/* ─── Chat ─── */
.chat-topbar {
  padding: 12px 20px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 12px;
}

.model-select {
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-family: var(--font);
  cursor: pointer;
  outline: none;
}

.route-badge {
  font-size: 11px;
  padding: 4px 10px;
  border-radius: 20px;
  background: var(--bg-tertiary);
  color: var(--text-secondary);
  border: 1px solid var(--border);
}

.chat-messages {
  flex: 1;
  overflow-y: auto;
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.msg {
  max-width: 720px;
  width: 100%;
  margin: 0 auto;
  display: flex;
  gap: 12px;
}

.msg-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  flex-shrink: 0;
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
}

.msg.user .msg-avatar { background: var(--accent); border-color: var(--accent); }

.msg-body { flex: 1; min-width: 0; }

.msg-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 4px;
}

.msg-name { font-size: 13px; font-weight: 600; }

.msg-provider {
  font-size: 10px;
  padding: 2px 6px;
  border-radius: 4px;
  background: var(--bg-tertiary);
  color: var(--text-secondary);
}

.msg-content {
  font-size: 14px;
  line-height: 1.6;
  white-space: pre-wrap;
  word-break: break-word;
}

.msg-content pre {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 12px;
  margin: 8px 0;
  overflow-x: auto;
  font-family: var(--mono);
  font-size: 13px;
}

.msg-content code {
  font-family: var(--mono);
  background: var(--bg-tertiary);
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 13px;
}

.msg-content pre code { background: transparent; padding: 0; }

.chat-input-area {
  padding: 16px 20px;
  border-top: 1px solid var(--border);
}

.chat-input-wrapper {
  max-width: 720px;
  margin: 0 auto;
  display: flex;
  gap: 8px;
  align-items: flex-end;
}

.chat-input {
  flex: 1;
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px 16px;
  color: var(--text);
  font-size: 14px;
  font-family: var(--font);
  resize: none;
  outline: none;
  max-height: 160px;
  min-height: 44px;
  line-height: 1.5;
}

.chat-input:focus { border-color: var(--accent); }
.chat-input::placeholder { color: var(--text-secondary); }

.send-btn {
  width: 44px;
  height: 44px;
  border-radius: var(--radius);
  border: none;
  background: var(--accent);
  color: white;
  font-size: 18px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.15s;
  flex-shrink: 0;
}

.send-btn:hover { background: var(--accent-hover); }
.send-btn:disabled { opacity: 0.4; cursor: not-allowed; }

/* ─── Compare ─── */
.compare-input-area {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.compare-input {
  width: 100%;
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  color: var(--text);
  font-size: 14px;
  font-family: var(--font);
  resize: vertical;
  outline: none;
  line-height: 1.5;
}

.compare-input:focus { border-color: var(--accent); }

.compare-checks {
  display: flex;
  gap: 16px;
  font-size: 13px;
  color: var(--text-secondary);
}

.compare-checks label {
  display: flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
}

.compare-btn {
  align-self: flex-start;
  padding: 10px 24px;
  border: none;
  border-radius: var(--radius-sm);
  background: var(--accent);
  color: white;
  font-size: 14px;
  font-family: var(--font);
  cursor: pointer;
  transition: background 0.15s;
}

.compare-btn:hover { background: var(--accent-hover); }
.compare-btn:disabled { opacity: 0.4; cursor: not-allowed; }

.compare-results {
  margin-top: 20px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 16px;
}

.compare-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.compare-card-header {
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 14px;
  font-weight: 600;
}

.compare-card-body {
  padding: 16px;
  font-size: 14px;
  line-height: 1.6;
  white-space: pre-wrap;
  word-break: break-word;
  max-height: 400px;
  overflow-y: auto;
}

.compare-card-footer {
  padding: 8px 16px;
  border-top: 1px solid var(--border);
  font-size: 11px;
  color: var(--text-secondary);
}

.compare-card.loading .compare-card-body {
  color: var(--text-secondary);
}

/* ─── Auth / Login ─── */
body.auth-page {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100vh;
  background: var(--bg);
}

.auth-card {
  width: 100%;
  max-width: 360px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px 32px;
}

.auth-header {
  text-align: center;
  margin-bottom: 28px;
}

.auth-header h1 {
  font-size: 22px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-bottom: 6px;
}

.auth-header p {
  font-size: 13px;
  color: var(--text-secondary);
}

.auth-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.auth-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.auth-field label {
  font-size: 12px;
  color: var(--text-secondary);
  font-weight: 500;
}

.auth-field input {
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  color: var(--text);
  font-size: 14px;
  font-family: var(--font);
  outline: none;
  transition: border-color 0.15s;
}

.auth-field input:focus { border-color: var(--accent); }

.auth-error {
  font-size: 13px;
  color: var(--red);
  min-height: 18px;
}

.auth-btn {
  width: 100%;
  padding: 11px;
  border: none;
  border-radius: var(--radius-sm);
  background: var(--accent);
  color: white;
  font-size: 14px;
  font-weight: 600;
  font-family: var(--font);
  cursor: pointer;
  transition: background 0.15s;
}

.auth-btn:hover { background: var(--accent-hover); }
.auth-btn:disabled { opacity: 0.5; cursor: not-allowed; }

/* ─── Sidebar logout ─── */
.logout-btn {
  width: 100%;
  margin-top: 10px;
  padding: 8px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--text-secondary);
  font-size: 12px;
  font-family: var(--font);
  cursor: pointer;
  transition: all 0.15s;
}

.logout-btn:hover { background: var(--bg-hover); color: var(--red); border-color: var(--red); }

/* ─── Settings ─── */
.settings-user {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 20px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  max-width: 360px;
}

.api-key-create {
  display: flex;
  gap: 10px;
  align-items: center;
  margin-top: 4px;
}

.api-key-new {
  margin-top: 14px;
  background: rgba(74,222,128,0.06);
  border: 1px solid rgba(74,222,128,0.25);
  border-radius: var(--radius-sm);
  padding: 14px 16px;
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.api-key-new-label {
  font-size: 12px;
  color: var(--green);
  width: 100%;
  margin-bottom: -4px;
}

.api-key-val {
  font-family: var(--mono);
  font-size: 13px;
  color: var(--text);
  word-break: break-all;
  flex: 1;
}

.api-key-copy-btn {
  padding: 6px 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg-tertiary);
  color: var(--text);
  font-size: 12px;
  font-family: var(--font);
  cursor: pointer;
  flex-shrink: 0;
}

.api-key-copy-btn:hover { border-color: var(--accent); color: var(--accent); }

.api-key-del-btn {
  padding: 4px 10px;
  border: 1px solid var(--border);
  border-radius: 4px;
  background: transparent;
  color: var(--text-secondary);
  font-size: 11px;
  font-family: var(--font);
  cursor: pointer;
  transition: all 0.15s;
}

.api-key-del-btn:hover { border-color: var(--red); color: var(--red); }

/* ─── Role Badges ─── */
.role-badge {
  font-size: 11px;
  padding: 2px 8px;
  border-radius: 4px;
  font-weight: 600;
}

.role-badge.role-admin     { background: rgba(248,113,113,0.15); color: var(--red); }
.role-badge.role-developer { background: rgba(108,138,255,0.15); color: var(--accent); }
.role-badge.role-user      { background: rgba(153,153,153,0.15); color: var(--text-secondary); }

.role-select-inline {
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 4px 8px;
  border-radius: 4px;
  font-size: 12px;
  font-family: var(--font);
  cursor: pointer;
  outline: none;
}

/* ─── Admin User Create ─── */
.admin-user-create {
  display: flex;
  gap: 8px;
  align-items: center;
  margin-top: 4px;
  flex-wrap: wrap;
}

/* ─── Scrollbar ─── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: #555; }

/* ─── Responsive ─── */
@media (max-width: 768px) {
  .sidebar { width: 56px; }
  .sidebar-header p, .nav-btn span:not(.nav-icon), .cli-status { display: none; }
  .sidebar-header h1 span { display: none; }
  .nav-btn { justify-content: center; padding: 10px; }
  .provider-grid { grid-template-columns: 1fr; }
  .compare-results { grid-template-columns: 1fr; }
}