:root {
  --gold: #ffb000;
  --gold-soft: #d99a17;
  --ink: #0b0b0b;
  --panel: #151515;
  --panel-2: #1b1b1b;
  --line: #303030;
  --muted: #929292;
  --cream: #f3eee5;
  --green: #79d58d;
}

* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; background: #0b0b0b; color: #f5f1e9; font-family: "Noto Sans TC", "Microsoft JhengHei", Arial, sans-serif; }
button { font: inherit; }

.pulse-shell { min-height: 100vh; display: grid; grid-template-columns: 244px 1fr; background: radial-gradient(circle at 82% -10%, #332300 0, transparent 28%), #0b0b0b; }
.sidebar { position: sticky; top: 0; height: 100vh; border-right: 1px solid #292929; background: #0e0e0e; padding: 26px 18px; display: flex; flex-direction: column; }
.brand { display: flex; gap: 12px; align-items: center; padding: 0 7px 34px; }
.brand-mark { width: 40px; height: 40px; display: grid; place-items: center; background: var(--gold); color: #080808; font-weight: 1000; font-size: 25px; transform: skew(-7deg); box-shadow: 5px 5px 0 #614500; }
.brand b { letter-spacing: 1.8px; font-size: 16px; }
.brand small { display: block; color: var(--gold); font-size: 10px; letter-spacing: 1px; margin-top: 3px; }
nav { display: grid; gap: 5px; }
nav button { border: 0; color: #a8a8a8; background: transparent; text-align: left; padding: 12px 13px; border-radius: 8px; cursor: pointer; transition: .18s ease; }
nav button span { display: inline-block; width: 27px; color: #646464; }
nav button:hover { color: white; background: #171717; }
nav button.active { color: #0b0b0b; background: var(--gold); font-weight: 800; }
nav button.active span { color: #0b0b0b; }
.sidebar-foot { margin-top: auto; border-top: 1px solid var(--line); padding: 20px 10px 0; color: #aaa; }
.sidebar-foot p { text-transform: uppercase; letter-spacing: 1.3px; color: #555; font-size: 10px; }
.sidebar-foot div { font-weight: 700; font-size: 13px; }
.sidebar-foot i { display: inline-block; width: 7px; height: 7px; background: var(--gold); border-radius: 50%; margin-right: 7px; box-shadow: 0 0 10px var(--gold); }
.sidebar-foot small { display: block; color: #555; font-size: 10px; line-height: 1.5; margin-top: 8px; }
.sidebar-foot .version { margin-top: 20px; padding-top: 15px; border-top: 1px solid #242424; display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 3px 8px; }
.sidebar-foot .version span { color: #555; font-size: 9px; letter-spacing: .8px; text-transform: uppercase; }
.sidebar-foot .version b { color: var(--gold); font-size: 10px; letter-spacing: .6px; }
.sidebar-foot .version small { grid-column: 1 / -1; margin: 0; color: #3f3f3f; font-size: 8px; }

.workspace { min-width: 0; padding: 32px 38px 60px; max-width: 1540px; width: 100%; margin: 0 auto; }
header { display: flex; justify-content: space-between; align-items: end; gap: 20px; margin-bottom: 25px; }
.eyebrow, .panel-title p { color: var(--gold); font-size: 10px; letter-spacing: 2px; font-weight: 800; text-transform: uppercase; margin: 0 0 6px; }
h1 { margin: 0; font-size: clamp(28px, 3.5vw, 43px); letter-spacing: -.04em; }
.sub { color: #666; font-size: 12px; margin: 8px 0 0; }
.actions { display: flex; gap: 10px; }
.actions button, .filters button { border-radius: 7px; padding: 10px 15px; border: 1px solid var(--line); cursor: pointer; }
.secondary { background: #171717; color: #ddd; }
.primary { border-color: var(--gold) !important; background: var(--gold); color: #111; font-weight: 900; }
.filters { display: flex; justify-content: space-between; gap: 16px; border-block: 1px solid #242424; padding: 14px 0; margin-bottom: 22px; overflow-x: auto; }
.segmented, .periods { display: flex; gap: 5px; }
.filters button { background: transparent; color: #777; border-color: transparent; white-space: nowrap; padding: 7px 11px; font-size: 12px; }
.filters button.selected { color: white; background: #242424; border-color: #353535; }
.segmented button.selected { color: #111; background: var(--gold); border-color: var(--gold); font-weight: 800; }

.metric-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-bottom: 12px; }
.metric { position: relative; overflow: hidden; padding: 18px; min-height: 145px; background: linear-gradient(145deg, #1a1a1a, #121212); border: 1px solid var(--line); border-radius: 10px; }
.metric::after { content: ""; position: absolute; width: 80px; height: 80px; right: -30px; bottom: -35px; border-radius: 50%; border: 18px solid rgba(255,176,0,.05); }
.metric-icon { position: absolute; right: 15px; top: 15px; color: var(--gold); width: 28px; height: 28px; display: grid; place-items: center; border: 1px solid #483400; }
.metric p { color: #777; margin: 2px 0 11px; font-size: 12px; }
.metric > strong { font-size: 30px; letter-spacing: -.03em; }
.metric > div:last-child { display: flex; align-items: center; gap: 8px; margin-top: 13px; }
.metric > div:last-child b { color: var(--green); font-size: 12px; }
.metric > div:last-child span { color: #626262; font-size: 10px; }

.hero-grid { display: grid; grid-template-columns: 1.55fr .85fr; gap: 12px; margin-bottom: 12px; }
.lower-grid { display: grid; grid-template-columns: 1.55fr .85fr; gap: 12px; margin-bottom: 12px; }
.panel { background: linear-gradient(160deg, #171717, #121212); border: 1px solid var(--line); border-radius: 10px; padding: 20px; }
.panel-title { display: flex; justify-content: space-between; gap: 16px; align-items: start; margin-bottom: 17px; }
.panel-title h2 { font-size: 17px; margin: 0; }
.panel-title > span { color: #777; font-size: 10px; }
.live-dot { color: var(--green) !important; }
.live-dot::before { content: ""; display: inline-block; width: 6px; height: 6px; background: var(--green); border-radius: 50%; margin-right: 6px; box-shadow: 0 0 8px var(--green); }

.chart { display: grid; grid-template-columns: 42px 1fr; height: 220px; }
.y-labels { display: flex; flex-direction: column; justify-content: space-between; color: #555; font-size: 9px; padding: 0 7px 25px 0; text-align: right; }
.plot { border-left: 1px solid #292929; border-bottom: 1px solid #292929; background: repeating-linear-gradient(to bottom, transparent 0, transparent 54px, #232323 55px); display: flex; align-items: end; gap: clamp(9px, 3vw, 28px); padding: 15px 22px 0; position: relative; }
.bar-wrap { height: 100%; flex: 1; display: flex; flex-direction: column; justify-content: end; align-items: center; gap: 9px; color: #555; font-size: 9px; }
.bar { width: min(28px, 70%); background: linear-gradient(to top, #6f4a00, var(--gold)); border-radius: 3px 3px 0 0; box-shadow: 0 -8px 22px rgba(255,176,0,.13); }
.line-path { position: absolute; left: 12%; top: 34%; color: var(--cream); letter-spacing: clamp(20px, 5vw, 65px); font-size: 34px; opacity: .65; transform: rotate(-3deg); pointer-events: none; white-space: nowrap; }
.legend { display: flex; justify-content: center; gap: 24px; font-size: 10px; color: #777; margin-top: 11px; }
.legend i { width: 7px; height: 7px; display: inline-block; border-radius: 50%; margin-right: 5px; }
.legend .gold { background: var(--gold); } .legend .white { background: var(--cream); }

.insight { background: linear-gradient(145deg, #241a04, #15130e 48%, #121212); }
.spark { color: var(--gold) !important; font-size: 22px !important; }
.insight-main { border-left: 3px solid var(--gold); padding-left: 16px; margin: 20px 0; }
.insight-main > span { color: var(--gold); font-size: 10px; font-weight: 800; }
.insight-main h3 { font-size: 19px; line-height: 1.45; margin: 7px 0; }
.insight-main p { color: #8d8d8d; font-size: 11px; line-height: 1.7; margin: 0; }
.event-note { padding: 12px; background: rgba(255,255,255,.04); display: grid; grid-template-columns: 1fr auto; gap: 5px; border: 1px solid #352e20; }
.event-note b { font-size: 10px; color: #aaa; }
.event-note span { grid-column: 1 / -1; font-size: 11px; }
.event-note em { grid-column: 2; grid-row: 1; color: var(--gold); font-style: normal; font-size: 9px; }
.insight > button, .panel-title button { border: 0; color: var(--gold); background: transparent; cursor: pointer; padding: 14px 0 0; font-size: 11px; }

.video-list { display: grid; }
.video-row { display: grid; grid-template-columns: 28px 58px 1fr 82px 58px; align-items: center; gap: 11px; padding: 11px 0; border-top: 1px solid #272727; }
.rank { color: #545454; font-size: 11px; }
.video-row:first-child .rank { color: var(--gold); }
.thumb { aspect-ratio: 16 / 10; background: linear-gradient(135deg, #4c3500, #121212); border: 1px solid #594000; display: grid; place-items: center; color: #aa7600; font-size: 9px; }
.video-copy { min-width: 0; }
.video-copy strong { display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-size: 12px; }
.video-copy span, .video-stat span { color: #666; font-size: 9px; display: block; margin-top: 4px; }
.video-stat { text-align: right; }
.video-stat strong { font-size: 11px; }
.score { border-left: 1px solid #333; text-align: right; }
.score b { font-size: 18px; color: var(--gold); }
.score span { display: block; font-size: 9px; color: var(--green); }
.empty { color: #777; }

.keyword { display: grid; grid-template-columns: 90px 1fr 45px; align-items: center; gap: 10px; padding: 11px 0; border-top: 1px solid #272727; }
.keyword > div:first-child strong { display: block; font-size: 12px; }
.keyword > div:first-child span { display: block; color: #666; font-size: 9px; margin-top: 3px; }
.track, .cat-track { background: #282828; height: 5px; border-radius: 20px; overflow: hidden; }
.track i, .cat-track i { display: block; height: 100%; background: var(--gold); }
.keyword > b { text-align: right; color: var(--green); font-size: 11px; }
.category-panel { padding-bottom: 12px; }
.categories { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0 25px; }
.category { display: grid; grid-template-columns: 28px 82px 1fr 105px 28px; align-items: center; gap: 10px; padding: 11px 0; border-top: 1px solid #272727; font-size: 10px; }
.cat-index { color: #555; }
.category > strong { font-size: 11px; }
.category > span:nth-last-child(2) { color: #666; text-align: right; }
.category > b { color: var(--gold); text-align: right; }
.toast { position: fixed; right: 24px; bottom: 24px; background: var(--cream); color: #111; border-left: 5px solid var(--gold); padding: 13px 18px; font-weight: 800; font-size: 12px; box-shadow: 0 12px 40px #000; z-index: 20; }
.account-setup { margin-bottom: 12px; border-color: #5e4308; background: linear-gradient(145deg, #241a04, #151515 45%); }
.account-list { border-top: 1px solid #382d16; }
.account-row { display: grid; grid-template-columns: 40px 1fr 160px 170px; gap: 13px; align-items: center; padding: 13px 0; border-bottom: 1px solid #2b2b2b; }
.platform-badge { width: 36px; height: 36px; display: grid; place-items: center; border: 1px solid #664900; color: var(--gold); font-weight: 900; font-size: 10px; }
.account-row strong, .account-row span { display: block; }
.account-row strong { font-size: 12px; }
.account-row span { color: #676767; font-size: 10px; margin-top: 3px; }
.account-row em { color: #8a8a8a; font-style: normal; font-size: 10px; }
.connect-button { display: block; text-align: center; text-decoration: none; border: 1px solid var(--gold); background: var(--gold); color: #111; padding: 9px 12px; border-radius: 6px; font-size: 10px; font-weight: 900; cursor: pointer; }
.connect-button.muted { color: #555; border-color: #333; background: #1b1b1b; cursor: not-allowed; }
body .pulse-shell.auth-screen {
  display: flex !important;
  grid-template-columns: 1fr !important;
  align-items: center !important;
  justify-content: center !important;
  width: 100vw !important;
  max-width: none !important;
  min-height: 100vh;
  padding: 28px;
}
body .auth-screen .auth-panel {
  width: min(460px, calc(100vw - 48px)) !important;
  margin: 0 auto;
  padding: 36px;
  display: grid;
  gap: 14px;
}
body .auth-screen .auth-panel h1 { font-size: 36px; white-space: nowrap; }
body .auth-screen .auth-panel input {
  background: #101010; border: 1px solid #353535; color: #fff;
  padding: 12px 14px; border-radius: 6px;
}
.setup-note { display: grid; grid-template-columns: 130px 1fr; gap: 10px; margin-top: 15px; padding: 12px; border-left: 3px solid var(--gold); background: rgba(255,255,255,.03); }
.setup-note b { color: var(--gold); font-size: 10px; }
.setup-note span { color: #777; font-size: 10px; line-height: 1.6; }

@media (max-width: 1100px) {
  .metric-grid { grid-template-columns: repeat(2, 1fr); }
  .hero-grid, .lower-grid { grid-template-columns: 1fr; }
}
@media (max-width: 760px) {
  .pulse-shell { grid-template-columns: 1fr; }
  .sidebar { position: relative; width: 100%; height: auto; padding: 16px; border-right: 0; border-bottom: 1px solid var(--line); }
  .brand { padding-bottom: 14px; }
  nav { display: flex; overflow-x: auto; }
  nav button { white-space: nowrap; }
  .sidebar-foot { display: none; }
  .workspace { padding: 22px 15px 50px; }
  header { align-items: start; flex-direction: column; }
  .actions { width: 100%; }
  .actions button { flex: 1; font-size: 11px; }
  .filters { align-items: start; flex-direction: column; }
  .metric-grid { grid-template-columns: 1fr 1fr; }
  .metric { min-height: 130px; padding: 15px; }
  .metric > strong { font-size: 23px; }
  .categories { grid-template-columns: 1fr; }
  .video-row { grid-template-columns: 24px 50px 1fr 50px; }
  .video-stat { display: none; }
  .category { grid-template-columns: 24px 76px 1fr 28px; }
  .category > span:nth-last-child(2) { display: none; }
  .account-row { grid-template-columns: 36px 1fr; }
  .account-row em, .account-row .connect-button { grid-column: 2; }
  .setup-note { grid-template-columns: 1fr; }
}
.custom-dates { display: flex; gap: 10px; width: 100%; justify-content: flex-end; }
.custom-dates label { display: flex; align-items: center; gap: 8px; color: #777; font-size: 12px; }
.custom-dates input, .user-editor input, .user-editor select { background: #101010; border: 1px solid #303030; color: #f4f4f4; padding: 9px 11px; }
.user-editor { margin-top: 16px; padding: 18px; border: 1px solid #ffb000; display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.user-editor h3 { width: 100%; margin: 0 0 8px; }
.profile-editor { grid-template-columns: minmax(180px, 1fr) minmax(220px, 1fr) auto; }
.log-actions { justify-content: flex-end; margin: 12px 0; }
.log-list { display: grid; gap: 8px; }
.log-row { display: grid; grid-template-columns: 70px 170px 220px 1fr; gap: 12px; align-items: center; padding: 12px; border: 1px solid #303030; background: #101010; font-size: 12px; }
.log-row b { color: #ffb000; text-transform: uppercase; }
.log-row.error { border-left: 3px solid #ef4444; }
.log-row.warning { border-left: 3px solid #f59e0b; }
.log-row.info, .release-log { border-left: 3px solid #22c55e; }
.log-row time, .log-row span { color: #777; }
.auth-panel .secondary { width: 100%; margin-top: 8px; }