/* Period Variant palette only (Brain/Reference/Brand Guidelines.md). Red = the period + alerts. */
:root {
  --navy: #122644; --cerulean: #0b6a91; --red: #a83a2e; --cream: #f0e9d8; --tan: #c9a875;
  --paper: #fbf8f1; --line: rgba(18, 38, 68, .14); --muted: rgba(18, 38, 68, .62);
}
* { box-sizing: border-box; }
html, body { margin: 0; background: var(--cream); color: var(--navy); }
body { font: 16px/1.45 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif; padding-bottom: env(safe-area-inset-bottom); }
a { color: var(--cerulean); text-decoration: none; }
h1, h2, h3 { font-family: "Playfair Display", Georgia, serif; font-weight: 900; margin: .2em 0 .4em; line-height: 1.15; }
h1 { font-size: 1.7rem; } h2 { font-size: 1.25rem; } h3 { font-size: 1.05rem; }
.label, nav a, th { font-family: Oswald, sans-serif; font-weight: 500; text-transform: uppercase; letter-spacing: .12em; font-size: .72rem; }
.muted { color: var(--muted); } .err { color: var(--red); }
.top { position: sticky; top: 0; z-index: 5; background: var(--navy); color: var(--cream); display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 10px 16px; padding-top: max(10px, env(safe-area-inset-top)); flex-wrap: wrap; }
.mark { font-family: "Playfair Display", serif; font-weight: 900; font-size: 1.35rem; color: var(--cream); }
.mark small { font-family: Oswald, sans-serif; font-weight: 500; font-size: .7rem; letter-spacing: .32em; color: var(--tan); margin-left: 6px; }
.dot { color: var(--red); }
nav { display: flex; gap: 14px; align-items: center; }
nav a { color: var(--cream); opacity: .85; } nav a:hover { opacity: 1; }
nav a.cta { background: var(--cream); color: var(--navy); padding: 6px 10px; border-radius: 6px; opacity: 1; }
main { max-width: 860px; margin: 0 auto; padding: 16px; }
.card { background: var(--paper); border: 1px solid var(--line); border-radius: 10px; padding: 14px 16px; margin: 12px 0; }
.row { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.spread { justify-content: space-between; }
.stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.stat b { display: block; font-family: "Playfair Display", serif; font-size: 1.6rem; }
ul.list { list-style: none; margin: 0; padding: 0; }
ul.list li { padding: 10px 0; border-bottom: 1px solid var(--line); }
ul.list li:last-child { border-bottom: 0; }
.kind { font-family: Oswald, sans-serif; font-size: .66rem; letter-spacing: .12em; text-transform: uppercase; color: var(--cerulean); border: 1px solid currentColor; border-radius: 4px; padding: 1px 5px; margin-right: 6px; }
input, select, textarea, button { font: inherit; color: inherit; }
input, select, textarea { width: 100%; padding: 10px 12px; border: 1px solid var(--line); border-radius: 8px; background: #fff; margin: 4px 0 12px; }
textarea { min-height: 110px; }
button { background: var(--navy); color: var(--cream); border: 0; border-radius: 8px; padding: 10px 16px; cursor: pointer; }
button.ghost { background: transparent; color: var(--navy); border: 1px solid var(--line); }
button.small { padding: 5px 10px; font-size: .85rem; }
button:disabled { opacity: .5; }
.tabs { display: flex; gap: 6px; border-bottom: 1px solid var(--line); margin: 14px 0 4px; overflow-x: auto; }
.tabs button { background: none; color: var(--muted); border-radius: 0; padding: 8px 10px; border-bottom: 2px solid transparent; font-family: Oswald, sans-serif; text-transform: uppercase; letter-spacing: .1em; font-size: .75rem; }
.tabs button.on { color: var(--navy); border-bottom-color: var(--red); }
.code { font-family: ui-monospace, Menlo, monospace; font-size: 1.3rem; letter-spacing: .15em; background: var(--navy); color: var(--cream); padding: 4px 10px; border-radius: 6px; }
pre.diff { white-space: pre-wrap; font-size: .8rem; background: #fff; border: 1px solid var(--line); border-radius: 6px; padding: 8px; max-height: 220px; overflow: auto; }
.secret-url { word-break: break-all; font-family: ui-monospace, Menlo, monospace; font-size: .85rem; background: #fff; padding: 8px; border: 1px dashed var(--red); border-radius: 6px; }
.login { text-align: center; padding-top: 12vh; }
.login h1 { font-size: 2.4rem; }
@media (max-width: 560px) { .stats { grid-template-columns: 1fr 1fr 1fr; } nav { gap: 10px; } h1 { font-size: 1.45rem; } }

/* media */
.button { display: inline-block; background: var(--navy); color: var(--cream); border-radius: 8px; padding: 10px 16px; cursor: pointer; }
.button.ghost { background: transparent; color: var(--navy); border: 1px solid var(--line); }
.button.small, .small.button { padding: 5px 10px; font-size: .85rem; }
.btn-file { display: inline-block; }
.gallery { display: grid; grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); gap: 10px; margin-top: 12px; }
.tile { position: relative; display: block; aspect-ratio: 1; background: var(--paper); border: 1px solid var(--line); border-radius: 8px; overflow: hidden; color: var(--navy); }
.tile img { width: 100%; height: 100%; object-fit: cover; display: block; }
.tile .ph { display: grid; place-items: center; height: 100%; font-family: Oswald, sans-serif; font-size: 1.6rem; color: var(--muted); }
.tile .badge { position: absolute; top: 6px; right: 6px; background: var(--navy); color: var(--cream); font: 500 .62rem Oswald, sans-serif; letter-spacing: .1em; text-transform: uppercase; padding: 2px 6px; border-radius: 4px; }
.tile.failed .badge { background: var(--red); }
.tile .cap { position: absolute; left: 0; right: 0; bottom: 0; padding: 4px 6px; font-size: .75rem; background: rgba(240, 233, 216, .92); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.full { width: 100%; max-height: 70vh; object-fit: contain; border-radius: 6px; background: #000; }
.transcript { white-space: pre-wrap; }
.warn { color: var(--cerulean); }
#tray { position: fixed; left: 12px; right: 12px; bottom: max(12px, env(safe-area-inset-bottom)); max-width: 520px; margin: 0 auto; z-index: 10; display: grid; gap: 6px; }
#tray .up { background: var(--navy); color: var(--cream); border-radius: 8px; padding: 8px 12px; font-size: .85rem; }
#tray .up a { color: var(--tan); }
#tray .bar { height: 4px; background: rgba(240, 233, 216, .25); border-radius: 2px; margin-top: 6px; overflow: hidden; }
#tray .bar i { display: block; height: 100%; background: var(--tan); }
#tray .up.failed { background: var(--red); }
#tray .err { color: var(--cream); }