/* DaytaTrade design system: Material 3 style tokens (surfaces, tonal containers, pill actions)
   with a light default and a dark scheme following the OS. Every page loads this file; page
   files add only their own layout. */

:root {
  color-scheme: light dark;
  --font: "Google Sans", "Segoe UI Variable Text", "Segoe UI", Roboto, Helvetica, Arial, system-ui, sans-serif;
  --mono: ui-monospace, "Cascadia Mono", "SF Mono", Consolas, monospace;

  --bg: #f8fafd;              /* page */
  --surface: #ffffff;         /* cards, app bar */
  --surface-2: #f0f4f9;       /* tonal fills, hover */
  --surface-3: #e3e8ef;       /* pressed, avatars */
  --on-surface: #1f1f1f;
  --on-surface-2: #444746;    /* secondary text */
  --on-surface-3: #5e6368;    /* tertiary text, captions */
  --outline: #747775;         /* field borders; 4.5:1 on white */
  --line: #dadce0;            /* hairlines */

  --primary: #0b57d0;
  --on-primary: #ffffff;
  --primary-container: #d3e3fd;
  --on-primary-container: #041e49;
  --primary-hover: #0842a0;

  --positive: #137333;
  --positive-container: #e6f4ea;
  --negative: #c5221f;
  --negative-container: #fce8e6;
  --warning: #9a5300;         /* 5.2:1 on the page background */
  --warning-container: #fef7e0;
  --info-container: #e8f0fe;

  --fomc: #0b57d0;  --fomc-container: #d3e3fd;
  --macro: #00639b; --macro-container: #c2e7ff;
  --earn: #7a4d00;  --earn-container: #ffe9a6;
  --violet: #6750a4;
  --on-accent: #ffffff;       /* text on a solid positive/negative/macro/earn fill (chart tags) */

  --shadow-1: 0 1px 2px rgba(60,64,67,.3), 0 1px 3px 1px rgba(60,64,67,.15);
  --shadow-2: 0 1px 2px rgba(60,64,67,.3), 0 2px 6px 2px rgba(60,64,67,.15);
  --focus: 0 0 0 2px var(--surface), 0 0 0 4px var(--primary);

  --r-sm: 8px; --r-md: 12px; --r-lg: 16px; --r-xl: 28px; --r-pill: 100px;
  --appbar-h: 64px;
  --content-w: 1280px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #101218;
    --surface: #1b1c24;
    --surface-2: #22232b;
    --surface-3: #2c303d;
    --on-surface: #e6e8f0;
    --on-surface-2: #c9cbd1;
    --on-surface-3: #adafb8;
    --outline: #8e918f;
    --line: #2e3039;

    --primary: #a8c7fa;
    --on-primary: #062e6f;
    --primary-container: #0842a0;
    --on-primary-container: #d3e3fd;
    --primary-hover: #c2d7fb;

    --positive: #90e58c;
    --positive-container: rgba(144,229,140,.14);
    --negative: #ffa9af;
    --negative-container: rgba(255,169,175,.14);
    --warning: #ffd27a;
    --warning-container: rgba(255,210,122,.14);
    --info-container: rgba(168,199,250,.14);

    --fomc: #a8c7fa;  --fomc-container: rgba(168,199,250,.16);
    --macro: #7fd0ff; --macro-container: rgba(127,208,255,.16);
    --earn: #ffd27a;  --earn-container: rgba(255,210,122,.16);
    --violet: #cfbcff;
    --on-accent: #101218;

    --shadow-1: 0 1px 2px rgba(0,0,0,.5), 0 1px 3px 1px rgba(0,0,0,.3);
    --shadow-2: 0 1px 2px rgba(0,0,0,.5), 0 2px 6px 2px rgba(0,0,0,.35);
  }
}

/* --- base ------------------------------------------------------------------------------ */

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; min-height: 100vh;
  font: 400 14px/20px var(--font); letter-spacing: .01em;
  color: var(--on-surface); background: var(--bg);
  -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility;
}
a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }
button, input { font: inherit; color: inherit; letter-spacing: inherit; }
:focus-visible { outline: 2px solid transparent; outline-offset: 2px; box-shadow: var(--focus); }  /* the outline shows in forced-colors mode, where box-shadow is dropped */
svg.icon { width: 20px; height: 20px; fill: currentColor; flex: none; }
svg.icon.sm { width: 16px; height: 16px; }
.num { font-variant-numeric: tabular-nums; }
.up { color: var(--positive); }
.down { color: var(--negative); }
.hint { color: var(--on-surface-3); font-size: 12px; line-height: 16px; }
.err { color: var(--warning); font-size: 12px; line-height: 16px; }
[hidden] { display: none !important; }

/* Type scale (Material 3 names) */
.display { font-size: clamp(36px, 3vw + 20px, 56px); line-height: 1.1; font-weight: 500; letter-spacing: -.02em; }
.headline { font-size: 28px; line-height: 36px; font-weight: 500; letter-spacing: 0; }
.overline { font-size: 11px; line-height: 16px; font-weight: 500; letter-spacing: .08em; text-transform: uppercase; color: var(--on-surface-3); }

/* --- app bar ---------------------------------------------------------------------------- */

.appbar {
  position: sticky; top: 0; z-index: 30; height: var(--appbar-h);
  display: flex; align-items: center; gap: 8px; padding: 0 16px;
  background: var(--surface); border-bottom: 1px solid var(--line);
}
.appbar .brand { display: flex; align-items: center; gap: 10px; margin-right: 16px; font-size: 22px; font-weight: 500; letter-spacing: -.01em; color: var(--on-surface); }
.appbar .brand:hover { text-decoration: none; }
.brand .logo { width: 28px; height: 28px; border-radius: 8px; background: var(--primary); color: var(--on-primary); display: grid; place-items: center; }
.brand .logo svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 2.4; stroke-linecap: round; stroke-linejoin: round; }
.brand b { font-weight: 500; color: var(--primary); }
.nav { display: flex; gap: 4px; }
.nav a { display: inline-flex; align-items: center; height: 36px; padding: 0 16px; border-radius: var(--r-pill); font-weight: 500; color: var(--on-surface-2); }
.nav a:hover { background: var(--surface-2); text-decoration: none; color: var(--on-surface); }
.nav a.on { background: var(--primary-container); color: var(--on-primary-container); }
.appbar .spacer { flex: 1; }
.account { display: flex; align-items: center; gap: 8px; }
.avatar { width: 32px; height: 32px; border-radius: 50%; display: grid; place-items: center; font-size: 13px; font-weight: 500; background: var(--primary-container); color: var(--on-primary-container); text-transform: uppercase; flex: none; }
.avatar.sm { width: 24px; height: 24px; font-size: 11px; }
.account .who { display: flex; flex-direction: column; line-height: 16px; }
.account .who b { font-weight: 500; font-size: 13px; }
.account .who span { font-size: 11px; color: var(--on-surface-3); }
.account form { display: contents; }

/* --- buttons ---------------------------------------------------------------------------- */

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  height: 40px; padding: 0 24px; border-radius: var(--r-pill); border: 1px solid transparent;
  font-size: 14px; font-weight: 500; line-height: 20px; cursor: pointer; white-space: nowrap;
  background: transparent; color: var(--primary); transition: background .15s, box-shadow .15s, border-color .15s;
}
.btn:hover { text-decoration: none; background: var(--surface-2); }
.btn:disabled { opacity: .45; cursor: default; }
.btn.filled { background: var(--primary); color: var(--on-primary); }
.btn.filled:hover { background: var(--primary-hover); box-shadow: var(--shadow-1); }
.btn.tonal { background: var(--surface-2); color: var(--on-surface); }
.btn.tonal:hover { background: var(--surface-3); }
.btn.sm { height: 32px; padding: 0 14px; font-size: 13px; }
.btn.icon { width: 40px; padding: 0; color: var(--on-surface-2); }
.btn.icon.sm { width: 32px; height: 32px; }
.btn.danger:hover { background: var(--negative-container); color: var(--negative); }
.btn.lg { height: 48px; padding: 0 28px; font-size: 16px; }

/* Segmented control and chips */
.seg { display: inline-flex; padding: 3px; gap: 2px; border-radius: var(--r-pill); background: var(--surface-2); }
.seg button { height: 28px; padding: 0 12px; border: 0; border-radius: var(--r-pill); background: transparent; color: var(--on-surface-2); font-size: 12px; font-weight: 500; cursor: pointer; }
.seg button:hover { color: var(--on-surface); }
.seg button.on { background: var(--surface); color: var(--on-surface); box-shadow: var(--shadow-1); }
.chip {
  display: inline-flex; align-items: center; gap: 8px; height: 32px; padding: 0 12px;
  border: 1px solid var(--line); border-radius: var(--r-sm); background: transparent;
  font-size: 13px; font-weight: 500; color: var(--on-surface); cursor: pointer; white-space: nowrap;
}
.chip:hover { background: var(--surface-2); text-decoration: none; }
.chip.on { background: var(--primary-container); border-color: transparent; color: var(--on-primary-container); }
.chip.on .avatar { background: var(--on-primary-container); color: var(--primary-container); }
.chip .avatar { margin-left: -6px; }
.chip.danger:hover { background: var(--negative-container); color: var(--negative); border-color: transparent; }
.chips { display: flex; gap: 8px; flex-wrap: wrap; }

/* --- surfaces --------------------------------------------------------------------------- */

.card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--r-lg); }
.card-h { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 16px 20px 0; }
.card-h h2 { margin: 0; font-size: 16px; line-height: 24px; font-weight: 500; }
.card-b { padding: 12px 20px 16px; }
.card-b.flush { padding: 8px 0 8px; }
.banner { display: flex; align-items: center; gap: 12px; padding: 12px 16px; border-radius: var(--r-md); font-size: 14px; }
.banner.info { background: var(--info-container); color: var(--on-surface); }
.banner.warn { background: var(--warning-container); color: var(--on-surface); }
.banner svg { color: var(--primary); }
.banner.warn svg { color: var(--warning); }

.delta { display: inline-flex; align-items: center; gap: 2px; padding: 2px 8px 2px 4px; border-radius: var(--r-sm); font-size: 12px; line-height: 16px; font-weight: 500; font-variant-numeric: tabular-nums; }
.delta.up { background: var(--positive-container); color: var(--positive); }
.delta.down { background: var(--negative-container); color: var(--negative); }
.delta.flat { background: var(--surface-2); color: var(--on-surface-2); }
.delta svg { width: 14px; height: 14px; fill: currentColor; }

.kind { display: inline-flex; align-items: center; height: 22px; padding: 0 8px; border-radius: 6px; font-size: 11px; font-weight: 500; letter-spacing: .04em; text-transform: uppercase; }
.kind.fomc { background: var(--fomc-container); color: var(--fomc); }
.kind.macro { background: var(--macro-container); color: var(--macro); }
.kind.earn { background: var(--earn-container); color: var(--earn); }

/* --- forms ------------------------------------------------------------------------------ */

.field { display: block; }
.field > span { display: block; margin-bottom: 6px; font-size: 12px; line-height: 16px; font-weight: 500; color: var(--on-surface-2); }
.input, .field input {
  width: 100%; height: 44px; padding: 0 14px; border: 1px solid var(--outline); border-radius: var(--r-sm);
  background: var(--surface); color: var(--on-surface); font-size: 15px; transition: border-color .15s, box-shadow .15s;
}
.input::placeholder, .field input::placeholder { color: var(--on-surface-3); }
.input:hover, .field input:hover { border-color: var(--on-surface-2); }
.input:focus, .field input:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 1px var(--primary); }
.input.sm { height: 36px; font-size: 14px; }

/* --- lists and tables ------------------------------------------------------------------- */

.table { width: 100%; border-collapse: collapse; }
.table th { padding: 8px 20px; font-size: 12px; line-height: 16px; font-weight: 500; color: var(--on-surface-3); text-align: left; border-bottom: 1px solid var(--line); }
.table th.r, .table td.r { text-align: right; }
.table td { padding: 10px 20px; border-bottom: 1px solid var(--line); vertical-align: middle; }
.table tr:last-child td { border-bottom: 0; }
.table tbody tr:hover td { background: var(--surface-2); }
.table td.empty { padding: 20px; color: var(--on-surface-3); text-align: center; }
.table td.empty.err { color: var(--warning); }
div.sym { display: flex; align-items: center; gap: 12px; }
div.sym .avatar { background: var(--surface-3); color: var(--on-surface-2); font-size: 11px; }
div.sym a { color: var(--on-surface); font-weight: 500; }

.list a.item, .item { display: flex; gap: 12px; padding: 12px 20px; color: var(--on-surface); border-bottom: 1px solid var(--line); }
.list a.item:last-child, .item:last-child { border-bottom: 0; }
.list a.item:hover { background: var(--surface-2); text-decoration: none; }
.item.hint { color: var(--on-surface-3); }
.item.err { color: var(--warning); }
.item .meta { display: block; margin-top: 2px; font-size: 12px; line-height: 16px; color: var(--on-surface-3); }
.item .t { font-weight: 500; line-height: 20px; }

/* --- page scaffolding ------------------------------------------------------------------- */

.page { max-width: var(--content-w); margin: 0 auto; padding: 24px 24px 80px; }
.page-h { display: flex; align-items: flex-end; justify-content: space-between; gap: 16px; flex-wrap: wrap; margin-bottom: 20px; }
.page-h h1 { margin: 0; }
.page-h .sub { margin: 4px 0 0; color: var(--on-surface-2); }
.status-line { display: flex; align-items: center; gap: 6px 14px; flex-wrap: wrap; font-size: 12px; line-height: 16px; color: var(--on-surface-3); font-variant-numeric: tabular-nums; }
.status-line .bad { color: var(--warning); }
.status-line .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--positive); display: inline-block; margin-right: 6px; }
.status-line .bad .dot { background: var(--warning); }

/* Auth pages */
.auth { min-height: 100vh; display: grid; place-items: center; padding: 24px 16px; }
.auth .card { width: 100%; max-width: 420px; padding: 36px 40px; box-shadow: var(--shadow-1); }
.auth .brand { display: inline-flex; align-items: center; gap: 10px; font-size: 20px; font-weight: 500; color: var(--on-surface); }
.auth h1 { margin: 20px 0 4px; font-size: 24px; line-height: 32px; font-weight: 400; }
.auth .lede { margin: 0 0 24px; color: var(--on-surface-2); }
.auth .field + .field { margin-top: 16px; }
.auth .banner { margin: 0 0 20px; }
.auth .btn { width: 100%; margin-top: 24px; }
.auth .error { margin: 16px 0 0; padding: 10px 12px; font-size: 13px; color: var(--negative); background: var(--negative-container); border-radius: var(--r-sm); }
.auth .links { display: flex; justify-content: space-between; margin-top: 20px; font-size: 13px; }
.auth .links button { padding: 0; background: none; border: 0; color: var(--primary); cursor: pointer; }
.auth .links button:hover { text-decoration: underline; }

@media (max-width: 720px) {
  .appbar { padding: 0 12px; gap: 4px; }
  .appbar .brand { margin-right: 4px; }
  .appbar .brand span.name { display: none; }
  .nav a { padding: 0 12px; }
  .account { gap: 4px; }
  .account .who { display: none; }
  .account .btn.sm { padding: 0 10px; }
  .account .btn .txt { display: none; }  /* icon-only "Change password" on phones */
  .page { padding: 16px 16px 64px; }
  .auth .card { padding: 28px 24px; }
}
@media (prefers-reduced-motion: reduce) { * { transition: none !important; } }