/* The registry — singletruth academy admin.
   The site's "day campus" skin at desk scale: warm paper under the family
   noise, ink display type set tight, JetBrains Mono doing the labels, amber
   carrying the eye. Palette mirrors academy/tailwind.config.js. */

:root {
  --paper: #faf7f2;
  --sheet: #ffffff;
  --surface: #f3eee4;
  --highlight: #ece4d6;
  --tile: #fdf3e0;
  --hair: #e4daca;
  --ink: #1c1917;
  --ink-2: #44403c;
  --soft: #6b655a;
  --amber: #d97706;
  --ember: #f97316;
  --glow: #f59e0b;
  --spark: #0891b2;
  --night: #0c0a09;
  --t-amber: rgba(245, 158, 11, .12);
  --t-spark: rgba(8, 145, 178, .10);
  --err: #b3372a;
  --t-err: rgba(179, 55, 42, .08);
  --f-sans: 'Inter', system-ui, sans-serif;
  --f-mono: 'JetBrains Mono', ui-monospace, monospace;
  --shadow-glass: 0 8px 30px rgba(28, 25, 23, .06);
  --shadow-lift: 0 20px 50px -20px rgba(28, 25, 23, .18);
  --r-card: 22px;
  --r-field: 12px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background:
    radial-gradient(1100px 480px at 88% -12%, var(--t-amber), transparent 62%),
    radial-gradient(700px 420px at -8% 108%, var(--t-spark), transparent 55%),
    var(--paper);
  color: var(--ink);
  font: 400 16px/1.55 var(--f-sans);
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

a { color: inherit; }
h1, h2 { margin: 0; letter-spacing: -0.025em; }
p { margin: 0; }
fieldset { border: 0; padding: 0; margin: 0 0 1.4rem; min-width: 0; }

/* the family noise, same recipe as the site */
.noise {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 60;
  opacity: 0.035;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.65' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
}

.mono { font-family: var(--f-mono); font-size: .78rem; letter-spacing: .01em; }
.code { font-family: var(--f-mono); font-weight: 700; color: var(--amber); }
.quiet { color: var(--soft); text-decoration-color: var(--hair); text-underline-offset: 3px; }
.quiet:hover { color: var(--amber); }
.opt { color: var(--soft); font-weight: 400; text-transform: none; letter-spacing: 0; }
.aside { color: var(--soft); font-size: .9rem; margin-top: 2.2rem; }
.note { color: var(--amber); }
.inline { display: inline; }

/* ── masthead ──────────────────────────────────────── */
.mast {
  display: flex;
  align-items: center;
  gap: 1.6rem;
  flex-wrap: wrap;
  padding: 1.15rem clamp(1.4rem, 4vw, 3rem);
  border-bottom: 1px solid var(--hair);
  background: color-mix(in srgb, var(--paper) 88%, white);
  backdrop-filter: blur(10px);
  position: sticky;
  top: 0;
  z-index: 40;
}
.mast__mark {
  display: flex;
  align-items: center;
  gap: .8rem;
  text-decoration: none;
}
.lockup { display: flex; align-items: flex-end; }
.lockup__logo { height: 26px; width: auto; display: block; }
.lockup__academy {
  font-style: italic;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--amber);
  font-size: .95rem;
  line-height: 1;
  margin-left: .32rem;
  padding-bottom: 2px;
}
.mast__sub {
  font: 500 .6rem/1 var(--f-mono);
  letter-spacing: .3em;
  text-transform: uppercase;
  color: var(--soft);
  border-left: 1px solid var(--hair);
  padding-left: .8rem;
  align-self: center;
}
.mast__nav { display: flex; gap: 1.5rem; margin-left: auto; }
.mast__nav a {
  position: relative;
  text-decoration: none;
  color: var(--soft);
  font-weight: 500;
  font-size: .95rem;
  padding-bottom: .25rem;
}
.mast__nav a::after {
  content: '';
  position: absolute;
  left: 0; right: 100%; bottom: 0;
  height: 2px;
  background: var(--glow);
  border-radius: 2px;
  transition: right .25s ease;
}
.mast__nav a:hover { color: var(--ink); }
.mast__nav a:hover::after { right: 0; }
.mast__nav a[aria-current="page"] { color: var(--ink); font-weight: 600; }
.mast__nav a[aria-current="page"]::after { right: 0; }
.mast__out button {
  font: 500 .72rem/1 var(--f-mono);
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--soft);
  background: none;
  border: 1px solid var(--hair);
  border-radius: 99px;
  padding: .52rem .95rem;
  cursor: pointer;
  transition: all .2s ease;
}
.mast__out button:hover { border-color: var(--amber); color: var(--amber); transform: translateY(-1px); }

/* ── page scaffolding ──────────────────────────────── */
.page {
  position: relative;
  width: min(72rem, 100% - clamp(2.4rem, 8vw, 6rem));
  margin: 0 auto;
  padding: clamp(2rem, 4.5vw, 3.4rem) 0 5rem;
  flex: 1;
}
.page--bare {
  display: grid;
  place-items: center;
  padding: 2rem 0;
}

/* the site's ghost numeral, huge and almost not there */
.numeral {
  position: absolute;
  top: -1.5rem;
  right: -1rem;
  font-family: var(--f-mono);
  font-weight: 800;
  font-size: clamp(9rem, 22vw, 15rem);
  line-height: 1;
  letter-spacing: -0.06em;
  color: var(--ink);
  opacity: .04;
  pointer-events: none;
  user-select: none;
  z-index: 0;
}

.crumb {
  display: inline-block;
  font: 500 .72rem/1 var(--f-mono);
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--soft);
  text-decoration: none;
  margin-bottom: 1.6rem;
}
.crumb:hover { color: var(--amber); }

.page__head { position: relative; margin-bottom: clamp(1.8rem, 4vw, 2.8rem); }
.page__head h1 {
  font-size: clamp(2.2rem, 5vw, 3.1rem);
  font-weight: 800;
  letter-spacing: -0.04em;
}
.page__head h1 .chip { vertical-align: .55em; margin-left: .5rem; }
.page__sub { color: var(--soft); margin-top: .85rem; max-width: 60ch; line-height: 1.6; }
.cohort__meta { margin-top: .9rem; color: var(--soft); font-size: .82rem; margin-bottom: 1rem; }

/* the site's pill kicker */
.kicker { margin: 0 0 1rem; }
.kicker__pill {
  display: inline-flex;
  align-items: center;
  gap: .6rem;
  padding: .42rem .95rem;
  border: 1px solid color-mix(in srgb, var(--amber) 25%, transparent);
  background: var(--t-amber);
  border-radius: 99px;
  font: 600 .64rem/1 var(--f-mono);
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--amber);
}
.kicker__ix { opacity: .6; }
.kicker__dot {
  width: 6px; height: 6px;
  border-radius: 99px;
  background: var(--glow);
  animation: pulse-dot 2.4s ease-in-out infinite;
}
@keyframes pulse-dot { 0%, 100% { opacity: 1; } 50% { opacity: .35; } }

.actions { display: flex; flex-wrap: wrap; gap: .7rem; align-items: center; margin-top: 1.4rem; }
.actions--submit { margin-top: 1.7rem; }

.rule-head {
  display: flex;
  align-items: center;
  gap: 1rem;
  font: 600 .66rem/1 var(--f-mono);
  letter-spacing: .28em;
  text-transform: uppercase;
  color: var(--soft);
  margin: 3rem 0 1.2rem;
}
.rule-head::after { content: ''; flex: 1; height: 1px; background: var(--hair); }

/* ── buttons and small acts ────────────────────────── */
.btn {
  display: inline-block;
  font: 700 .84rem/1 var(--f-sans);
  color: var(--ink);
  background: var(--sheet);
  border: 1px solid var(--hair);
  border-radius: 99px;
  padding: .68rem 1.25rem;
  text-decoration: none;
  cursor: pointer;
  transition: all .2s ease;
}
.btn:hover { border-color: var(--amber); color: var(--amber); transform: translateY(-1px); box-shadow: var(--shadow-glass); }
.btn--primary {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--paper);
}
.btn--primary:hover { background: var(--glow); border-color: var(--glow); color: var(--night); }
.btn--danger:hover { border-color: var(--err); color: var(--err); }
.btn--wide { width: 100%; padding: .85rem 1.25rem; }
.danger { margin-top: 2.4rem; padding-top: 1.5rem; border-top: 1px dashed var(--hair); }

.act {
  font: 600 .72rem/1 var(--f-mono);
  letter-spacing: .05em;
  color: var(--soft);
  background: none;
  border: 0;
  padding: .2rem .3rem;
  cursor: pointer;
  text-decoration: none;
}
.act:hover { color: var(--amber); }
.act--danger:hover { color: var(--err); }

/* ── flash ─────────────────────────────────────────── */
.flash {
  border: 1px solid var(--hair);
  background: var(--sheet);
  border-radius: 16px;
  padding: .9rem 1.15rem;
  margin-bottom: 1.5rem;
  font-size: .92rem;
  box-shadow: var(--shadow-glass);
  transition: opacity .5s ease, transform .5s ease;
}
.flash ul { margin: .4rem 0 0; padding-left: 1.2rem; }
.flash--ok  { border-color: color-mix(in srgb, var(--glow) 50%, var(--hair)); background: color-mix(in srgb, var(--t-amber) 55%, var(--sheet)); }
.flash--err { border-color: color-mix(in srgb, var(--err) 38%, var(--hair)); background: color-mix(in srgb, var(--t-err) 70%, var(--sheet)); }
.flash.is-gone { opacity: 0; transform: translateY(-4px); }

/* ── chips ─────────────────────────────────────────── */
.chip {
  display: inline-block;
  font: 600 .6rem/1 var(--f-mono);
  letter-spacing: .18em;
  text-transform: uppercase;
  border-radius: 99px;
  padding: .34rem .62rem;
  border: 1px solid var(--hair);
  color: var(--soft);
  vertical-align: middle;
}
.chip--published, .chip--open { background: var(--glow); border-color: var(--glow); color: var(--night); }
.chip--draft { border-style: dashed; border-color: color-mix(in srgb, var(--soft) 45%, var(--hair)); }
.chip--waitlist { border-color: var(--amber); color: var(--amber); background: var(--t-amber); }
.chip--development { background: var(--highlight); border-color: var(--highlight); }
.chip--hidden, .chip--archived { background: var(--night); border-color: var(--night); color: rgba(250, 247, 242, .78); }
.chip--active { border-color: color-mix(in srgb, var(--spark) 45%, var(--hair)); color: var(--spark); background: var(--t-spark); }
.chip--cancelled, .chip--refunded { background: var(--highlight); border-color: var(--highlight); }

/* ── cohort cards (the calendar) ───────────────────── */
.cohorts { display: grid; gap: 1.2rem; position: relative; }
.ccard {
  position: relative;
  display: flex;
  align-items: center;
  gap: clamp(1.3rem, 3vw, 2.4rem);
  background: var(--sheet);
  border: 1px solid var(--hair);
  border-radius: var(--r-card);
  padding: 1.25rem clamp(1.25rem, 3vw, 1.9rem);
  text-decoration: none;
  box-shadow: var(--shadow-glass);
  transition: transform .22s ease, box-shadow .22s ease;
  overflow: hidden;
}
.ccard:hover { transform: translateY(-3px); box-shadow: var(--shadow-lift); }
.ccard__date {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: .45rem;
  min-width: 8.6rem;
  background: var(--tile);
  border: 1px solid color-mix(in srgb, var(--glow) 20%, var(--hair));
  border-radius: 16px;
  padding: 1.05rem .9rem .9rem;
}
.ccard__poster {
  font: 800 1.9rem/1 var(--f-mono);
  letter-spacing: -0.05em;
  white-space: nowrap;
}
.ccard__wk {
  font: 500 .6rem/1 var(--f-mono);
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--soft);
}
.ccard__main { flex: 1; min-width: 0; }
.ccard__meta { font-family: var(--f-mono); font-size: .74rem; color: var(--soft); margin-bottom: .4rem; }
.ccard__title {
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: .7rem;
}
.ccard:hover .ccard__title { color: var(--amber); transition: color .2s ease; }
.ccard__arrow {
  font-size: 1.25rem;
  color: var(--soft);
  transition: transform .2s ease, color .2s ease;
}
.ccard:hover .ccard__arrow { transform: translateX(6px); color: var(--amber); }
.stamp {
  position: absolute;
  right: 3.6rem;
  top: 1.05rem;
  font: 700 .64rem/1 var(--f-mono);
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--amber);
  border: 2px solid var(--amber);
  border-radius: 6px;
  padding: .42rem .6rem;
  transform: rotate(6deg);
  opacity: .9;
}

/* ── seats ─────────────────────────────────────────── */
.seats { display: grid; gap: .5rem; }
.seats__dots { display: flex; flex-wrap: wrap; gap: .34rem; }
.seats__dots i {
  width: 10px; height: 10px;
  border-radius: 3px;
  border: 1px solid var(--hair);
  background: var(--surface);
}
.seats__dots i.taken { background: var(--glow); border-color: var(--glow); }
.seats__bar {
  height: 9px;
  border-radius: 99px;
  background: var(--surface);
  border: 1px solid var(--hair);
  overflow: hidden;
}
.seats__bar i { display: block; height: 100%; background: var(--glow); border-radius: 99px; }
.seats__label { font: 500 .72rem/1.4 var(--f-mono); color: var(--soft); }

/* ── the correspondence dots ───────────────────────── */
.mdots { display: inline-flex; align-items: center; gap: .3rem; }
.mdots i {
  width: 9px; height: 9px;
  border-radius: 99px;
  border: 1px solid var(--hair);
  background: var(--surface);
}
.mdots i.sent { background: var(--spark); border-color: var(--spark); }
.mdots i.fail { background: var(--err); border-color: var(--err); }
.mdots i.skip { background: transparent; border-style: dashed; border-color: var(--soft); }
.mdots em {
  font: 600 .66rem/1 var(--f-mono);
  font-style: normal;
  color: var(--spark);
  margin-left: .15rem;
}
.mdots--muted { color: var(--soft); }

.corr-status { color: var(--soft); }
.corr-status.is-sent { color: var(--spark); }
.corr-status.is-fail { color: var(--err); }
.prevlinks { display: flex; flex-wrap: wrap; gap: .4rem 1.1rem; margin: .9rem 0 .3rem; }

/* ── tables ────────────────────────────────────────── */
.ledger { width: 100%; border-collapse: collapse; font-size: .92rem; }
.ledger th {
  text-align: left;
  font: 600 .62rem/1 var(--f-mono);
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--soft);
  padding: .6rem .7rem;
  border-bottom: 1px solid var(--hair);
}
.ledger td { padding: .75rem .7rem; border-bottom: 1px solid var(--hair); vertical-align: top; }
.ledger tr:last-child td { border-bottom: 0; }
.ledger tbody tr { transition: background .15s ease; }
.ledger tbody tr:hover { background: color-mix(in srgb, var(--t-amber) 40%, transparent); }
.ledger .t-no { color: var(--soft); width: 2.2rem; }
.ledger .t-name { font-weight: 600; }
.ledger .t-name a { text-decoration-color: var(--hair); text-underline-offset: 3px; }
.ledger .t-name a:hover { color: var(--amber); }
.ledger .t-notes { color: var(--soft); font-size: .85rem; max-width: 22ch; }
.ledger .t-act { text-align: right; white-space: nowrap; }
.ledger .t-act--row { display: flex; gap: .5rem; justify-content: flex-end; }
.ledger tr.is-out td { opacity: .5; }
.ledger--former td { color: var(--soft); }

/* ── sheets and forms ──────────────────────────────── */
.sheet {
  position: relative;
  background: var(--sheet);
  border: 1px solid var(--hair);
  border-radius: var(--r-card);
  padding: clamp(1.3rem, 3vw, 1.9rem);
  box-shadow: var(--shadow-glass);
  margin-bottom: 1.4rem;
}
.sheet__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: .9rem;
}
.sheet__head h2 { font-size: 1.3rem; font-weight: 800; letter-spacing: -0.03em; }
.sheet__count {
  font-size: .68rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--soft);
}
.sheet__hint { color: var(--soft); font-size: .88rem; line-height: 1.6; margin-bottom: 1rem; max-width: 62ch; }
.sheet__hint strong { color: var(--amber); }

fieldset.sheet legend {
  font: 600 .64rem/1 var(--f-mono);
  letter-spacing: .24em;
  text-transform: uppercase;
  color: var(--amber);
  padding: .35rem .8rem;
  border: 1px solid color-mix(in srgb, var(--amber) 25%, transparent);
  background: var(--t-amber);
  border-radius: 99px;
  margin-left: -.2rem;
}
fieldset.sheet { padding-top: 1.1rem; }

.frm__row { display: grid; gap: 1rem 1.2rem; margin-bottom: 1rem; }
.frm__row--2 { grid-template-columns: repeat(auto-fit, minmax(14rem, 1fr)); }
.frm__row--3 { grid-template-columns: repeat(auto-fit, minmax(11rem, 1fr)); }
.frm__row--4 { grid-template-columns: repeat(auto-fit, minmax(8.5rem, 1fr)); }
.frm label { display: grid; gap: .45rem; }
.frm__row label { display: grid; gap: .45rem; }
.lbl {
  font: 600 .62rem/1.4 var(--f-mono);
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--soft);
}
input[type="text"], input[type="email"], input[type="date"], input[type="number"],
input[type="password"], input[type="url"], input[type="file"], select, textarea {
  font: 400 .95rem/1.45 var(--f-sans);
  color: var(--ink);
  background: var(--paper);
  border: 1px solid var(--hair);
  border-radius: var(--r-field);
  padding: .62rem .85rem;
  width: 100%;
}
textarea { resize: vertical; }
input:focus-visible, select:focus-visible, textarea:focus-visible, button:focus-visible {
  outline: 2px solid var(--glow);
  outline-offset: 1px;
  border-color: var(--glow);
}
.in-euro { position: relative; }
.in-euro span {
  position: absolute; left: .85rem; top: 50%; transform: translateY(-50%);
  color: var(--soft); font-size: .95rem;
}
.in-euro input { padding-left: 1.9rem; }
.check { display: flex !important; align-items: center; gap: .6rem; font-size: .92rem; color: var(--ink-2); }
.check input { width: auto; accent-color: var(--amber); }
.frm--upload input[type="file"] { padding: .5rem .6rem; background: var(--sheet); }

.choices { display: grid; gap: .8rem; margin-bottom: 1.1rem; }
.choice {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: .25rem .7rem;
  align-items: baseline;
  border: 1px solid var(--hair);
  border-radius: 14px;
  padding: .85rem 1rem;
  cursor: pointer;
  transition: border-color .2s ease, background .2s ease;
}
.choice:hover { border-color: color-mix(in srgb, var(--glow) 45%, var(--hair)); }
.choice:has(input:checked) { border-color: var(--glow); background: color-mix(in srgb, var(--t-amber) 50%, var(--sheet)); }
.choice input { width: auto; accent-color: var(--amber); }
.choice__title { font-weight: 700; }
.choice__blurb { grid-column: 2; color: var(--soft); font-size: .86rem; line-height: 1.5; }

/* ── course rows (the register, desk side) ─────────── */
.crows { border-top: 1px solid var(--hair); position: relative; }
.crow {
  display: grid;
  grid-template-columns: 7.5rem 1fr auto;
  align-items: center;
  gap: 1rem 1.8rem;
  padding: 1.5rem .4rem;
  border-bottom: 1px solid var(--hair);
  transition: background .2s ease;
}
.crow:hover { background: color-mix(in srgb, var(--t-amber) 30%, transparent); }
.crow__code { font-size: 1.45rem; }
.crow__name { font-size: 1.35rem; font-weight: 800; letter-spacing: -0.03em; }
.crow__meta { display: block; font: 500 .74rem/1.7 var(--f-mono); color: var(--soft); font-weight: 400; letter-spacing: .02em; margin-top: .35rem; }
.crow__form { display: flex; gap: .6rem; align-items: center; }
.crow__form select { width: auto; max-width: 20rem; font-size: .85rem; }

/* ── empty states ──────────────────────────────────── */
.empty {
  border: 1px dashed color-mix(in srgb, var(--soft) 35%, var(--hair));
  border-radius: var(--r-card);
  background: color-mix(in srgb, var(--surface) 45%, transparent);
  color: var(--ink-2);
  padding: 3rem 1.8rem;
  text-align: center;
  display: grid;
  justify-items: center;
  gap: .5rem;
}
.empty p { font-weight: 700; font-size: 1.1rem; letter-spacing: -0.02em; }
.empty .empty__sub { font-weight: 400; font-size: .9rem; color: var(--soft); max-width: 44ch; }
.empty .btn { margin-top: .9rem; }
.empty--slim { padding: 1.8rem 1.4rem; gap: .3rem; }
.empty--slim p { font-size: .95rem; font-weight: 500; color: var(--soft); }
.empty__mark {
  width: 9px; height: 9px;
  border-radius: 99px;
  background: var(--glow);
  animation: pulse-dot 2.4s ease-in-out infinite;
  margin-bottom: .5rem;
}

/* ── login ─────────────────────────────────────────── */
.login {
  width: min(25rem, 100%);
  background: var(--sheet);
  border: 1px solid var(--hair);
  border-radius: 26px;
  padding: 2.8rem 2.4rem 2.5rem;
  box-shadow: var(--shadow-lift);
  text-align: center;
}
.login__mark { display: flex; justify-content: center; }
.login__mark .lockup__logo { height: 30px; }
.login__mark .lockup__academy { font-size: 1.05rem; }
.login h1 { font-size: 1.9rem; font-weight: 800; letter-spacing: -0.04em; margin-top: 1rem; }
.login__sub { color: var(--soft); font-size: .9rem; line-height: 1.55; margin: .6rem 0 1.7rem; }
.login__form { display: grid; gap: 1.1rem; text-align: left; }
.login__form label { display: grid; gap: .5rem; }
.login .flash { text-align: left; }
.login .kicker { margin-bottom: .4rem; }

/* ── footer ────────────────────────────────────────── */
.foot {
  border-top: 1px solid var(--hair);
  padding: 1.2rem clamp(1.4rem, 4vw, 3rem);
  font: 500 .66rem/1 var(--f-mono);
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--soft);
  text-align: center;
}
.foot em { font-style: italic; color: var(--amber); }

/* ── small screens ─────────────────────────────────── */
@media (max-width: 44rem) {
  .mast { gap: .9rem 1.2rem; }
  .mast__nav { margin-left: 0; order: 3; width: 100%; gap: 1.1rem; }
  .numeral { display: none; }
  .ccard { flex-wrap: wrap; }
  .ccard__date { flex-direction: row; gap: .8rem; min-width: 0; padding: .7rem .9rem; }
  .ccard__rise { display: none; }
  .crow { grid-template-columns: 1fr; gap: .7rem; padding: 1.2rem .2rem; }
  .stamp { display: none; }
  .ledger--roster { display: block; overflow-x: auto; }
}