/* My Timeline: shared styles for the app's pages. Same palette as the mockups. */
:root {
  color-scheme: light;
  --surface: #fcfcfb;
  --panel: #ffffff;
  --border: #e4e2dc;
  --text-primary: #0b0b0b;
  --text-secondary: #52514e;
  --text-muted: #8a8984;
  --chip: #efeee9;
  --accent: #2a78d6;
  --danger: #c93b3a;
  --ok: #1a8f3c;
  --shadow: 0 8px 28px rgba(0, 0, 0, 0.10), 0 1px 3px rgba(0, 0, 0, 0.06);
  --font: "Segoe UI", system-ui, -apple-system, sans-serif;
  --brand-1: #2a78d6;
  --brand-2: #e34948;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    color-scheme: dark;
    --surface: #1a1a19;
    --panel: #242422;
    --border: #383835;
    --text-primary: #ffffff;
    --text-secondary: #c3c2b7;
    --text-muted: #8f8e86;
    --chip: #30302d;
    --accent: #3987e5;
    --danger: #e66767;
    --ok: #3fbf6a;
    --shadow: 0 8px 28px rgba(0, 0, 0, 0.5);
    --brand-1: #3987e5;
    --brand-2: #e66767;
  }
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }

html, body { margin: 0; min-height: 100%; background: var(--surface); color: var(--text-primary); font: 15px/1.5 var(--font); }
a { color: var(--accent); }

/* Brand */
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; color: inherit; }
.brand svg { width: 32px; height: 32px; }
.brand svg line { stroke: var(--text-muted); stroke-width: 1.6; stroke-linecap: round; }
.brand svg .b1 { fill: var(--brand-1); }
.brand svg .b2 { fill: var(--brand-2); }
.brand span { font-size: 18px; font-weight: 650; letter-spacing: -0.01em; }

/* Centered card (login, join, reset) */
.auth { min-height: 100vh; display: grid; place-items: center; padding: 24px 16px; }
.card {
  width: min(400px, 100%);
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 14px;
  box-shadow: var(--shadow);
  padding: 24px 24px 20px;
}
.card .brand { margin-bottom: 18px; }
.card h1 { margin: 0 0 4px; font-size: 20px; font-weight: 650; }
.card .lead { margin: 0 0 18px; color: var(--text-secondary); }
.card .foot { margin: 16px 0 0; font-size: 13px; color: var(--text-muted); }

/* Forms */
.field { display: block; margin: 0 0 14px; }
.field label > span { display: block; font-size: 13px; font-weight: 600; color: var(--text-secondary); margin-bottom: 5px; }
.field label small { font-weight: 400; color: var(--text-muted); }   /* "(optional)" stays on the label's line */
.field > small { display: block; margin-top: 4px; font-size: 12px; color: var(--text-muted); }
.field .problem { display: block; margin-top: 4px; font-size: 12.5px; color: var(--danger); }
.field .problem:empty { display: none; }
input:not([type="checkbox"]) {
  width: 100%;
  font: inherit;
  color: var(--text-primary);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 9px 11px;
}
input:focus, button:focus-visible { outline: 2px solid var(--accent); outline-offset: 1px; }
input[aria-invalid="true"] { border-color: var(--danger); }
.password { position: relative; }
.password input { padding-right: 64px; }
.password button {
  position: absolute; right: 6px; top: 50%; transform: translateY(-50%);
  border: none; background: none; color: var(--text-muted); font: inherit; font-size: 12.5px; padding: 4px 6px; cursor: pointer;
}

button.primary {
  width: 100%;
  font: inherit; font-weight: 600;
  color: #fff; background: var(--accent);
  border: 1px solid var(--accent); border-radius: 8px;
  padding: 10px 14px; cursor: pointer;
}
button.primary:hover { filter: brightness(1.08); }
button.primary[disabled] { opacity: 0.6; cursor: progress; }
button.secondary {
  font: inherit; font-size: 13px; color: var(--text-primary); background: var(--panel);
  border: 1px solid var(--border); border-radius: 8px; padding: 6px 12px; cursor: pointer;
}

.alert { margin: 0 0 14px; padding: 10px 12px; border-radius: 8px; font-size: 14px; }
.alert:empty { display: none; }
.alert.error { background: color-mix(in srgb, var(--danger) 12%, transparent); color: var(--danger); }
.alert.ok { background: color-mix(in srgb, var(--ok) 12%, transparent); color: var(--ok); }

/* Home (logged in) */
.topbar { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 14px 20px; border-bottom: 1px solid var(--border); }
.topbar .who { display: flex; align-items: center; gap: 12px; font-size: 14px; color: var(--text-secondary); }
.page { max-width: 640px; margin: 32px auto; padding: 0 16px; }
.panel { background: var(--panel); border: 1px solid var(--border); border-radius: 12px; padding: 18px 20px; margin-bottom: 18px; }
.panel h2 { margin: 0 0 6px; font-size: 16px; }
.panel p { margin: 0 0 12px; color: var(--text-secondary); }
.row { display: flex; gap: 8px; }
.row input { flex: 1; }
.row button.primary { width: auto; }
.invite-link { display: flex; gap: 8px; margin-top: 12px; }
.invite-link input { font-family: ui-monospace, Consolas, monospace; font-size: 12.5px; }

/* Server-rendered status pages (/check) */
.status-page { font: 15px/1.5 var(--font); max-width: 620px; margin: 48px auto; padding: 0 16px; }
.status-page h1 { font-size: 22px; margin: 0 0 4px; }
.status-page p.sub { margin: 0 0 24px; color: var(--text-secondary); }
.status-page table { width: 100%; border-collapse: collapse; }
.status-page td { padding: 8px 6px; border-bottom: 1px solid var(--border); vertical-align: top; }
.status-page td.mark { width: 28px; font-weight: 700; }
.status-page .ok { color: var(--ok); }
.status-page .bad { color: var(--danger); }
.status-page .banner { margin: 24px 0; padding: 12px 14px; border-radius: 10px; font-weight: 600; }
.status-page .banner.ok { background: color-mix(in srgb, var(--ok) 12%, transparent); }
.status-page .banner.bad { background: color-mix(in srgb, var(--danger) 12%, transparent); }