:root {
  --bg: #0b1014;
  --bg-raised: #11181e;
  --panel: #151e25;
  --panel-strong: #1a252d;
  --line: #2b3740;
  --line-soft: #1f2b33;
  --text: #f2f5f2;
  --muted: #9ca9ae;
  --faint: #6d7c83;
  --accent: #d7ff45;
  --accent-dark: #0b1014;
  --red: #ff6b65;
  --blue: #78b8ff;
  --sidebar: 278px;
}
[data-theme="light"] {
  --bg: #f3f4ee;
  --bg-raised: #e9ebe3;
  --panel: #fbfcf7;
  --panel-strong: #fff;
  --line: #cdd2c8;
  --line-soft: #dfe3da;
  --text: #101619;
  --muted: #566368;
  --faint: #7d888b;
  --accent: #b5df19;
  --accent-dark: #111711;
  --red: #c9403a;
  --blue: #246cab;
}
* { box-sizing: border-box; }
body { margin: 0; height: 100vh; overflow: hidden; color: var(--text); background: var(--bg); font-family: "Manrope", sans-serif; }
button, select, textarea { font: inherit; }
button { color: inherit; cursor: pointer; }
.hidden { display: none !important; }
.app-shell { height: 100vh; display: grid; grid-template-columns: var(--sidebar) 1fr; }
.sidebar { min-width: 0; display: flex; flex-direction: column; padding: 18px 14px; background: var(--bg-raised); border-right: 1px solid var(--line-soft); }
.sidebar-head, .chat-header, .header-left, .header-controls, .brand, .sidebar-action, .composer-bottom, .composer-context, .panel-head, .database-row, .database-actions { display: flex; align-items: center; }
.sidebar-head, .chat-header, .panel-head { justify-content: space-between; }
.brand { gap: 9px; color: var(--text); text-decoration: none; font-weight: 800; letter-spacing: -.04em; }
.brand > span:last-child span { color: var(--accent); }
.brand-mark { display: inline-flex; align-items: center; gap: 2px; width: 25px; height: 20px; }
.brand-mark span { width: 5px; background: var(--accent); border-radius: 1px; transform: skew(-16deg); }
.brand-mark span:nth-child(1) { height: 10px; }.brand-mark span:nth-child(2) { height: 20px; }.brand-mark span:nth-child(3) { height: 14px; }
.icon-button { width: 38px; height: 38px; padding: 0; border: 1px solid var(--line); border-radius: 7px; background: transparent; }
.new-chat { width: 100%; display: flex; align-items: center; gap: 12px; margin-top: 28px; padding: 12px 13px; border: 1px solid var(--line); border-radius: 8px; background: var(--panel); text-align: left; font-size: .76rem; font-weight: 700; }
.new-chat span { color: var(--accent); font: 1rem "DM Mono", monospace; }
.history-label, .header-kicker, .database-list-head { color: var(--faint); font: .57rem "DM Mono", monospace; letter-spacing: .1em; }
.history-label { margin: 29px 10px 10px; }
.history { flex: 1; overflow-y: auto; }
.history button { width: 100%; padding: 10px; overflow: hidden; color: var(--muted); background: transparent; border: 0; border-radius: 7px; font-size: .7rem; text-align: left; white-space: nowrap; text-overflow: ellipsis; }
.history button:hover, .history button.active { color: var(--text); background: var(--panel); }
.sidebar-foot { display: grid; gap: 4px; padding-top: 12px; border-top: 1px solid var(--line-soft); }
.sidebar-action { width: 100%; gap: 11px; padding: 9px; color: var(--muted); background: transparent; border: 0; border-radius: 7px; text-decoration: none; text-align: left; }
.sidebar-action:hover { background: var(--panel); }
.sidebar-action > span:last-child { min-width: 0; display: grid; gap: 2px; }
.sidebar-action strong { overflow: hidden; color: var(--text); font-size: .68rem; text-overflow: ellipsis; }
.sidebar-action small { color: var(--faint); font-size: .58rem; }
.status-dot { flex: 0 0 auto; width: 7px; height: 7px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 0 4px color-mix(in srgb, var(--accent) 15%, transparent); }
.mono-icon { color: var(--blue); font: .7rem "DM Mono", monospace; }
.chat-shell { min-width: 0; height: 100vh; display: grid; grid-template-rows: 68px minmax(0, 1fr) auto; }
.chat-header { z-index: 5; padding: 0 22px; border-bottom: 1px solid var(--line-soft); background: color-mix(in srgb, var(--bg) 92%, transparent); backdrop-filter: blur(15px); }
.header-left { gap: 12px; }
.header-left > div { display: grid; gap: 3px; }
.header-left strong { font-size: .76rem; }
.header-controls { gap: 9px; }
.select-control { display: grid; gap: 1px; padding: 5px 10px; border: 1px solid var(--line); border-radius: 7px; background: var(--panel); }
.select-control span { color: var(--faint); font: .48rem "DM Mono", monospace; letter-spacing: .08em; }
.select-control select { max-width: 205px; padding: 0; color: var(--text); background: transparent; border: 0; outline: 0; font-size: .63rem; }
.database-pill { display: flex; align-items: center; gap: 9px; min-height: 38px; padding: 0 12px; border: 1px solid var(--line); border-radius: 7px; background: transparent; font-size: .62rem; }
.conversation { overflow-y: auto; scroll-behavior: smooth; }
.welcome { min-height: 100%; max-width: 880px; display: flex; flex-direction: column; justify-content: center; margin: auto; padding: 60px 30px 80px; }
.eyebrow { display: flex; align-items: center; gap: 10px; color: var(--muted); font: .63rem "DM Mono", monospace; letter-spacing: .08em; text-transform: uppercase; }
.welcome h1 { margin: 23px 0 20px; font-size: clamp(3.6rem, 7vw, 6.7rem); line-height: .94; letter-spacing: -.085em; }
.welcome h1 span { color: var(--muted); }
.welcome > p { max-width: 650px; color: var(--muted); font-size: .84rem; line-height: 1.7; }
.suggestions { display: grid; grid-template-columns: 1fr 1fr; gap: 9px; margin-top: 35px; }
.suggestions button { min-height: 72px; display: flex; align-items: center; gap: 14px; padding: 14px; color: var(--muted); background: var(--panel); border: 1px solid var(--line); border-radius: 10px; text-align: left; font-size: .69rem; transition: transform .2s, border-color .2s; }
.suggestions button:hover { transform: translateY(-2px); color: var(--text); border-color: var(--faint); }
.suggestions span { color: var(--accent); font: .55rem "DM Mono", monospace; }
.welcome-note { display: flex; gap: 14px; margin-top: 30px; padding-top: 18px; border-top: 1px solid var(--line-soft); font-size: .62rem; }
.welcome-note span { color: var(--faint); }
.messages { max-width: 880px; margin: 0 auto; padding: 40px 28px 140px; }
.message { display: grid; grid-template-columns: 28px minmax(0, 1fr); gap: 14px; margin-bottom: 32px; }
.message-avatar { width: 28px; height: 28px; display: grid; place-items: center; border: 1px solid var(--line); border-radius: 6px; color: var(--accent); background: var(--panel); font: .58rem "DM Mono", monospace; }
.message.user .message-avatar { color: var(--blue); }
.message-head { display: flex; gap: 10px; align-items: baseline; margin-bottom: 7px; }
.message-head strong { font-size: .7rem; }.message-head span { color: var(--faint); font: .52rem "DM Mono", monospace; }
.message-content { color: var(--muted); font-size: .78rem; line-height: 1.75; white-space: pre-wrap; overflow-wrap: anywhere; }
.message.user .message-content { color: var(--text); }
.thinking { color: var(--faint); font: .65rem "DM Mono", monospace; animation: pulse 1s ease-in-out infinite alternate; }
@keyframes pulse { to { opacity: .35; } }
.activity { margin-top: 16px; border: 1px solid var(--line); border-radius: 8px; overflow: hidden; background: var(--bg-raised); }
.activity summary { padding: 10px 12px; color: var(--faint); cursor: pointer; font: .57rem "DM Mono", monospace; letter-spacing: .05em; }
.activity-list { border-top: 1px solid var(--line); }
.activity-item { display: grid; grid-template-columns: 100px 58px 1fr; gap: 10px; padding: 10px 12px; border-bottom: 1px solid var(--line-soft); font: .55rem/1.5 "DM Mono", monospace; }
.activity-item:last-child { border-bottom: 0; }
.activity-tool { color: var(--blue); }.activity-status { color: var(--accent); }.activity-status.error { color: var(--red); }
.activity-result { max-height: 85px; overflow: auto; color: var(--faint); white-space: pre-wrap; }
.composer-wrap { z-index: 4; padding: 10px 22px 13px; background: linear-gradient(transparent, var(--bg) 20%); }
.composer { max-width: 880px; margin: auto; padding: 12px 13px 10px; border: 1px solid var(--line); border-radius: 13px; background: var(--panel); box-shadow: 0 15px 60px color-mix(in srgb, black 20%, transparent); }
.composer textarea { width: 100%; max-height: 180px; resize: none; padding: 3px 2px 12px; outline: 0; color: var(--text); background: transparent; border: 0; font-size: .76rem; line-height: 1.5; }
.composer-bottom { justify-content: space-between; }
.composer-context { gap: 8px; color: var(--faint); font: .54rem "DM Mono", monospace; }
.send-button { width: 31px; height: 31px; padding: 0; color: var(--accent-dark); background: var(--accent); border: 0; border-radius: 7px; font-size: 1rem; font-weight: 800; }
.send-button:disabled { opacity: .35; cursor: not-allowed; }
.stop-button { min-height: 31px; padding: 0 11px; color: var(--red); background: transparent; border: 1px solid var(--red); border-radius: 7px; font-size: .58rem; }
.composer-wrap > p { margin: 7px auto 0; color: var(--faint); font: .5rem "DM Mono", monospace; text-align: center; }
.backdrop { position: fixed; inset: 0; z-index: 10; background: color-mix(in srgb, black 65%, transparent); backdrop-filter: blur(3px); }
.database-panel { position: fixed; top: 0; right: 0; z-index: 11; width: min(460px, 100vw); height: 100vh; padding: 22px; overflow-y: auto; background: var(--bg-raised); border-left: 1px solid var(--line); transform: translateX(100%); transition: transform .25s ease; }
.database-panel.open { transform: translateX(0); }
.panel-head h2 { margin: 6px 0 0; font-size: 1.4rem; letter-spacing: -.05em; }
.temporary-warning { display: grid; gap: 3px; margin: 24px 0 14px; padding: 12px; color: var(--muted); border: 1px solid color-mix(in srgb, var(--accent) 35%, var(--line)); border-radius: 8px; background: color-mix(in srgb, var(--accent) 6%, transparent); font-size: .64rem; }
.temporary-warning strong { color: var(--accent); }
.temporary-warning span { color: var(--faint); }
.upload-zone { min-height: 130px; display: grid; place-items: center; align-content: center; gap: 5px; border: 1px dashed var(--line); border-radius: 10px; background: var(--panel); cursor: pointer; }
.upload-zone:hover { border-color: var(--accent); }
.upload-symbol { color: var(--accent); font: 1.4rem "DM Mono", monospace; }.upload-zone strong { font-size: .7rem; }.upload-zone small { color: var(--faint); font-size: .56rem; }
.database-list-head { display: flex; justify-content: space-between; margin: 25px 0 9px; }
.database-list-head button { padding: 0; color: var(--faint); background: transparent; border: 0; font: .55rem "DM Mono", monospace; }
.database-list { display: grid; gap: 7px; }
.database-row { gap: 10px; padding: 11px; border: 1px solid var(--line); border-radius: 8px; background: var(--panel); }
.database-row.active { border-color: var(--accent); }
.database-row-info { min-width: 0; flex: 1; display: grid; gap: 2px; }
.database-row-info strong { overflow: hidden; font-size: .68rem; text-overflow: ellipsis; }.database-row-info small { color: var(--faint); font-size: .54rem; }
.database-actions { gap: 4px; }
.database-actions button { padding: 5px 7px; color: var(--faint); background: transparent; border: 1px solid var(--line); border-radius: 5px; font-size: .52rem; }
.database-actions button:hover { color: var(--text); }.database-actions .delete:hover { color: var(--red); border-color: var(--red); }
.metadata-card { margin-top: 14px; padding: 13px; border: 1px solid var(--line); border-radius: 8px; background: var(--panel); color: var(--muted); font: .57rem/1.6 "DM Mono", monospace; white-space: pre-wrap; }
.toast { position: fixed; left: 50%; bottom: 22px; z-index: 30; padding: 10px 14px; color: var(--accent-dark); background: var(--accent); border-radius: 6px; font-size: .63rem; font-weight: 700; opacity: 0; transform: translate(-50%, 20px); transition: .2s ease; pointer-events: none; }
.toast.show { opacity: 1; transform: translate(-50%, 0); }.toast.error { color: white; background: var(--red); }
.mobile-only { display: none; }
@media (max-width: 820px) {
  .app-shell { grid-template-columns: 1fr; }
  .sidebar { position: fixed; inset: 0 auto 0 0; z-index: 20; width: min(var(--sidebar), 88vw); transform: translateX(-100%); transition: transform .25s ease; }
  .sidebar.open { transform: translateX(0); }
  .mobile-only { display: inline-grid; place-items: center; }
  .header-controls .select-control { display: none; }
  .welcome { padding-inline: 18px; }.welcome h1 { font-size: clamp(3.2rem, 14vw, 5rem); }
  .suggestions { grid-template-columns: 1fr; }
  .messages { padding-inline: 16px; }
  .chat-header { padding-inline: 13px; }.composer-wrap { padding-inline: 10px; }
}
@media (max-width: 520px) {
  .database-pill { max-width: 120px; }.database-pill span:last-child { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
  .welcome-note { display: grid; }
  .activity-item { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) { * { transition: none !important; animation: none !important; scroll-behavior: auto !important; } }