:root {
  --font-anthropic-sans: 'Inter', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --font-anthropic-serif: 'Source Serif 4', Georgia, 'Times New Roman', serif;
  --color-fg: #1f1c19; --color-fg-muted: #6c655d; --color-bg: #f7f4ef; --color-panel: #ffffff; --color-border-line: #e6e0d6;
  --color-ok: #2e8b57; --color-warn: #c77c14; --color-bad: #b3263e;
  --cds-chart-muted: #a9a297; --cds-chart-grid: #ece6dc; --cds-chart-axis: #8a8279;
  --cds-surface-popover: #ffffff; --cds-border: #e0d9ce; --cds-shadow-popover: 0 8px 28px rgba(40, 25, 10, .14); --cds-text-secondary: #6c655d;
  --cds-gap-sm: 8px; --cds-gap-md: 16px; --cds-gap-lg: 28px;
  --cds-pad-xs: 6px; --cds-pad-sm: 8px; --cds-pad-md: 12px; --cds-pad-lg: 18px;
  --cds-radius: 10px; --cds-font-size-title: 30px; --cds-font-size-heading: 17px; --cds-font-size-body: 15px; --cds-font-size-caption: 13px;
  --cds-font-weight-medium: 600; --cds-dur-slow: .4s;
  --brand-wine: #5b1225; --brand-gold: #c99a2e;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --color-fg: #ece7df; --color-fg-muted: #a59e94; --color-bg: #14120f; --color-panel: #1c1916; --color-border-line: #2f2a25;
    --cds-chart-muted: #6f685f; --cds-chart-grid: #2b2722; --cds-chart-axis: #8f877d;
    --cds-surface-popover: #24201b; --cds-border: #38322b; --cds-shadow-popover: 0 8px 28px rgba(0, 0, 0, .5); --cds-text-secondary: #a59e94;
    color-scheme: dark;
  }
}
* { box-sizing: border-box; }
html, body { margin: 0; }
body { background: var(--color-bg); color: var(--color-fg); font-family: var(--font-anthropic-sans); -webkit-font-smoothing: antialiased; }
[hidden] { display: none !important; }

/* barra superior */
.top { position: sticky; top: 0; z-index: 20; display: flex; align-items: center; gap: 12px; padding: 10px clamp(16px, 3vw, 32px); background: color-mix(in srgb, var(--color-bg) 88%, transparent); backdrop-filter: blur(8px); border-bottom: 1px solid var(--color-border-line); }
.top img { width: 26px; height: auto; }
.top .t { font-weight: 600; font-size: 14px; }
.top .u { margin-left: auto; display: flex; align-items: center; gap: 12px; font-size: 13px; color: var(--color-fg-muted); min-width: 0; }
.top .u span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.btn-ghost { appearance: none; font: inherit; font-size: 13px; border: 1px solid var(--color-border-line); background: var(--color-panel); color: var(--color-fg); border-radius: 999px; padding: 5px 14px; cursor: pointer; white-space: nowrap; }
.btn-ghost:hover { border-color: var(--brand-gold); }
#dash-root { padding: 20px clamp(16px, 3vw, 32px) 64px; }
.foot { text-align: center; font-size: 12px; color: var(--color-fg-muted); padding: 0 16px 32px; }

/* login */
.auth { min-height: 100vh; display: grid; place-items: center; padding: 24px 16px;
  background: radial-gradient(90% 70% at 15% 0%, color-mix(in srgb, var(--brand-gold) 16%, transparent), transparent 60%), radial-gradient(80% 60% at 100% 100%, color-mix(in srgb, var(--brand-wine) 14%, transparent), transparent 60%), var(--color-bg); }
.card { width: 100%; max-width: 400px; background: var(--color-panel); border: 1px solid var(--color-border-line); border-radius: 16px; padding: 32px 28px 26px; box-shadow: 0 18px 50px rgba(40, 20, 10, .10); }
.card .logo { width: 54px; display: block; margin: 0 auto 14px; }
.card h1 { font-family: var(--font-anthropic-serif); font-weight: 400; font-size: 26px; text-align: center; margin: 0; }
.card .sub { text-align: center; color: var(--color-fg-muted); font-size: 14px; margin: 6px 0 22px; line-height: 1.45; }
.btn-google { width: 100%; display: flex; align-items: center; justify-content: center; gap: 10px; appearance: none; font: inherit; font-weight: 600; font-size: 15px; border: 1px solid var(--color-border-line); background: var(--color-panel); color: var(--color-fg); border-radius: 10px; padding: 11px 14px; cursor: pointer; }
.btn-google:hover { border-color: var(--brand-gold); box-shadow: 0 0 0 3px color-mix(in srgb, var(--brand-gold) 18%, transparent); }
.btn-google svg { width: 18px; height: 18px; }
.sep { display: flex; align-items: center; gap: 10px; color: var(--color-fg-muted); font-size: 12px; margin: 20px 0 16px; }
.sep::before, .sep::after { content: ""; flex: 1; height: 1px; background: var(--color-border-line); }
.tabs { display: flex; gap: 4px; background: var(--color-bg); border: 1px solid var(--color-border-line); border-radius: 999px; padding: 3px; margin-bottom: 14px; }
.tabs button { flex: 1; appearance: none; border: 0; background: none; font: inherit; font-size: 13px; color: var(--color-fg-muted); padding: 6px 8px; border-radius: 999px; cursor: pointer; }
.tabs button[aria-selected="true"] { background: var(--brand-wine); color: #fff; }
.field { display: flex; flex-direction: column; gap: 5px; margin-bottom: 12px; font-size: 13px; color: var(--color-fg-muted); }
.field input { font: inherit; font-size: 15px; color: var(--color-fg); background: var(--color-bg); border: 1px solid var(--color-border-line); border-radius: 9px; padding: 10px 12px; }
.field input:focus { outline: none; border-color: var(--brand-gold); box-shadow: 0 0 0 3px color-mix(in srgb, var(--brand-gold) 20%, transparent); }
.btn-main { width: 100%; appearance: none; border: 0; font: inherit; font-weight: 600; font-size: 15px; background: var(--brand-wine); color: #fff; border-radius: 10px; padding: 11px 14px; cursor: pointer; margin-top: 4px; }
.btn-main:hover { filter: brightness(1.12); }
.btn-main:disabled { opacity: .6; cursor: progress; }
.link { appearance: none; border: 0; background: none; font: inherit; font-size: 13px; color: var(--color-fg-muted); text-decoration: underline; text-underline-offset: 3px; cursor: pointer; padding: 0; display: block; margin: 12px auto 0; }
.msg { font-size: 13px; line-height: 1.45; border-radius: 9px; padding: 10px 12px; margin: 0 0 14px; }
.msg.err { background: color-mix(in srgb, var(--color-bad) 12%, transparent); color: var(--color-fg); border: 1px solid color-mix(in srgb, var(--color-bad) 40%, transparent); }
.msg.ok { background: color-mix(in srgb, var(--color-ok) 12%, transparent); color: var(--color-fg); border: 1px solid color-mix(in srgb, var(--color-ok) 40%, transparent); }
.note { font-size: 12px; color: var(--color-fg-muted); text-align: center; margin-top: 18px; line-height: 1.5; }

/* carregando */
.loading { min-height: 60vh; display: grid; place-items: center; color: var(--color-fg-muted); font-size: 14px; }
.spin { width: 28px; height: 28px; border-radius: 50%; border: 3px solid var(--color-border-line); border-top-color: var(--brand-gold); animation: spin .8s linear infinite; margin: 0 auto 12px; }
@keyframes spin { to { transform: rotate(360deg); } }
.dash-skeleton { color: transparent !important; }