/* Auth, dashboard and error pages. */

/* ── Notices ─────────────────────────────────────────────────────────── */

.notice { display: flex; gap: var(--s2); align-items: flex-start; padding: 10px var(--s3); border-radius: var(--r-control); font-size: var(--text-sm); line-height: 1.4; }
.notice .icon--sm { margin-top: 1px; }
.notice--error { background: color-mix(in srgb, var(--danger) 10%, transparent); color: var(--danger); }

/* ── Auth: the letter slides out of its envelope ─────────────────────── */

.page-auth { min-height: 100vh; min-height: 100dvh; }
.auth {
  display: grid; justify-items: center; align-content: center; gap: var(--s8);
  min-height: 100vh; min-height: 100dvh; padding: var(--s10) var(--s4);
}
.auth__brand .brand__mark { width: 32px; height: 32px; }
.auth__brand .brand__name { font-size: 1.375rem; }
.auth__foot { color: var(--muted); font-size: var(--text-sm); }

.envelope { position: relative; width: min(440px, 100%); padding-bottom: 92px; }
.envelope__back, .envelope__front { position: absolute; left: -18px; right: -18px; bottom: 0; pointer-events: none; }
.envelope__back {
  height: 220px; border-radius: 4px;
  background: color-mix(in srgb, var(--seal) 12%, var(--sheet-3));
}
.envelope__front {
  height: 150px; border-radius: 0 0 4px 4px; z-index: 2;
  background: color-mix(in srgb, var(--seal) 8%, var(--sheet-2));
  /* Side flaps folding toward the centre, like a real envelope pocket. */
  clip-path: polygon(0 0, 50% 58%, 100% 0, 100% 100%, 0 100%);
  box-shadow: inset 0 1px 0 #ffffff40;
}
.envelope__front::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(to top right, transparent 49.6%, #18203a14 50%, transparent 50.4%) left / 50% 100% no-repeat,
              linear-gradient(to top left, transparent 49.6%, #18203a14 50%, transparent 50.4%) right / 50% 100% no-repeat;
}

.letter {
  position: relative; z-index: 1;
  display: grid; gap: var(--s5);
  padding: var(--s8) var(--s8) var(--s10);
  border-radius: var(--r-paper);
  background: var(--sheet);
  box-shadow: var(--lift-2);
  animation: letter-out 900ms var(--ease-out) 150ms both;
}
/* Airmail edging along the top of the letter. */
.letter::before {
  content: ""; position: absolute; left: 0; right: 0; top: 0; height: 5px;
  background: repeating-linear-gradient(-45deg, var(--seal) 0 10px, transparent 10px 16px, var(--airmail) 16px 26px, transparent 26px 32px);
  opacity: 0.9;
}
@keyframes letter-out { from { transform: translateY(96px); } }

.letter__title { font-family: var(--font-display); font-size: var(--text-2xl); font-weight: 400; letter-spacing: -0.01em; }
.letter__lede { margin-top: calc(-1 * var(--s3)); color: var(--graphite); }
.letter__form { display: grid; gap: var(--s4); }
.letter__form .btn { margin-top: var(--s2); }
.letter__switch { color: var(--graphite); font-size: var(--text-md); }

@media (max-width: 480px) {
  .letter { padding: var(--s6) var(--s5) var(--s8); }
  .envelope__back, .envelope__front { left: -8px; right: -8px; }
}

/* ── Top bar ─────────────────────────────────────────────────────────── */

.topbar {
  position: sticky; top: 0; z-index: 30;
  height: 60px; padding: 0 clamp(var(--s4), 4vw, var(--s10));
  background: color-mix(in srgb, var(--paper) 88%, transparent);
  backdrop-filter: saturate(1.4) blur(10px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--t-med);
}
.topbar__inner { display: flex; align-items: center; justify-content: space-between; width: min(1280px, 100%); height: 100%; margin: 0 auto; }
.topbar.is-scrolled { border-bottom-color: var(--rule); }
.topbar__end { display: flex; align-items: center; gap: var(--s2); }

.theme-icon--sun { display: none; }
:root[data-theme="dark"] .theme-icon--sun { display: block; }
:root[data-theme="dark"] .theme-icon--moon { display: none; }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .theme-icon--sun { display: block; }
  :root:not([data-theme="light"]) .theme-icon--moon { display: none; }
}

.account { position: relative; }
.account__btn { padding: 2px; border: 0; border-radius: 50%; background: none; cursor: pointer; }
.account__btn:focus-visible { border-radius: 50%; }
.avatar {
  display: grid; place-items: center; width: 32px; height: 32px; border-radius: 50%;
  background: var(--ink); color: var(--paper); font-size: var(--text-xs); font-weight: 650; letter-spacing: 0.02em;
}
.account__menu { right: 0; top: calc(100% + 6px); }

/* ── Library ─────────────────────────────────────────────────────────── */

.library { width: min(1280px + 2 * clamp(16px, 4vw, 40px), 100%); margin: 0 auto; padding: var(--s10) clamp(var(--s4), 4vw, var(--s10)) var(--s16); }
.library__head { display: flex; align-items: flex-end; justify-content: space-between; gap: var(--s4); margin-bottom: var(--s10); }
.library__title { font-family: var(--font-display); font-size: clamp(2rem, 4vw, var(--text-3xl)); font-weight: 400; letter-spacing: -0.02em; line-height: 1.05; }
.library__meta { margin-top: var(--s2); color: var(--graphite); }

/* Postcards sit on a shelf: same row height, different shapes, shared baseline. */
.shelf {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(min(280px, 100%), 1fr));
  gap: var(--s10) var(--s8); margin: 0; padding: 0; list-style: none;
}
.card { position: relative; display: grid; gap: var(--s4); }
.card__face {
  position: relative; display: flex; align-items: flex-end; justify-content: flex-start;
  height: 230px; border-radius: var(--r-paper); text-decoration: none;
}
.card__face:focus-visible { box-shadow: none; }
.card__face:focus-visible .card__render { box-shadow: var(--focus); }
/* Paper holds the render and its postmark; JS sizes it to the postcard's true proportions. */
.card__paper {
  /* Pre-render placeholder leaves room for the postmark so nothing overflows the column. */
  position: relative; display: block; width: calc(100% - 24px); aspect-ratio: 8 / 5; max-height: 100%;
  transition: transform var(--t-med) var(--ease-out);
}
.card__render {
  position: absolute; inset: 0; display: block; overflow: hidden;
  border-radius: var(--r-paper);
  background: var(--sheet-3);
  box-shadow: var(--lift-2);
  transition: box-shadow var(--t-med) var(--ease-out);
}
.card__face:hover .card__paper { transform: translateY(-3px) rotate(-0.4deg); }
.card__face:hover .card__render { box-shadow: var(--lift-3); }

/* Franked across the top-right corner, as a real postmark would be. */
.card__postmark { position: absolute; top: -22px; right: -22px; z-index: 2; }

.card__meta { display: flex; align-items: flex-start; gap: var(--s2); }
.card__text { flex: 1; min-width: 0; }
.card__title {
  display: block; overflow: hidden; color: var(--ink); font-weight: 600; font-size: var(--text-lg);
  text-decoration: none; text-overflow: ellipsis; white-space: nowrap;
}
.card__title:hover { text-decoration: underline; }
.card__sub { display: flex; justify-content: space-between; gap: var(--s3); margin-top: 2px; color: var(--graphite); font-size: var(--text-sm); }
.card__size { color: var(--muted); font-variant-numeric: tabular-nums; }
.card__more { margin-top: -2px; }
.card.is-busy { opacity: 0.5; pointer-events: none; }
.card.is-entering { animation: card-in 420ms var(--ease-out); }
@keyframes card-in { from { opacity: 0; transform: translateY(8px); } }

.card-menu { min-width: 200px; }

/* Empty state */
.empty { display: grid; justify-items: center; gap: var(--s4); padding: var(--s16) var(--s4); text-align: center; }
.empty__art { position: relative; width: 220px; height: 150px; margin-bottom: var(--s4); }
.empty__card {
  position: absolute; inset: 10px 20px 0 0; border-radius: var(--r-paper);
  background: var(--sheet); box-shadow: var(--lift-2); transform: rotate(-4deg);
  background-image: linear-gradient(var(--rule) 1px, transparent 1px);
  background-size: 100% 22px; background-position: 0 60px;
}
.empty__stamp { position: absolute; right: 0; top: 0; width: 64px; height: 64px; color: var(--seal); --stamp-ink: var(--sheet); transform: rotate(8deg); }
.empty__title { font-family: var(--font-display); font-size: var(--text-2xl); font-weight: 400; }
.empty__text { max-width: 44ch; color: var(--graphite); }
.empty .btn { margin-top: var(--s2); }

/* ── New postcard dialog ─────────────────────────────────────────────── */

.dialog--narrow { width: min(420px, calc(100vw - 32px)); }
.dialog__text { color: var(--ink-2); }

.sizes, .starts { margin: 0; padding: 0; border: 0; min-width: 0; }
.sizes legend, .starts legend { margin-bottom: var(--s2); padding: 0; }
.sizes__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--s2); }
.size { position: relative; display: grid; align-content: start; gap: 2px; padding: var(--s3); border: 1px solid var(--rule); border-radius: var(--r-control); cursor: pointer; transition: border-color var(--t-fast), background var(--t-fast); }
.size:hover { border-color: var(--rule-strong); background: var(--sheet-2); }
.size input { position: absolute; opacity: 0; pointer-events: none; }
.size.is-checked { border-color: var(--airmail); background: var(--airmail-soft); }
.size:has(input:focus-visible) { box-shadow: var(--focus); }
.size__frame { display: grid; place-items: center; height: 56px; margin-bottom: var(--s2); }
.size__shape { display: block; border: 1.5px solid var(--ink-2); border-radius: 2px; background: var(--sheet); }
.size.is-checked .size__shape { border-color: var(--airmail); background: var(--airmail-soft); }
.size__name { font-weight: 600; font-size: var(--text-sm); }
.size__hint { color: var(--graphite); font-size: var(--text-xs); line-height: 1.35; }

.starts { display: grid; gap: var(--s2); }
.start { display: flex; gap: var(--s3); align-items: flex-start; padding: var(--s3); border: 1px solid var(--rule); border-radius: var(--r-control); cursor: pointer; }
.start.is-checked { border-color: var(--airmail); background: var(--airmail-soft); }
.start input { margin: 3px 0 0; accent-color: var(--airmail); }
.start span { display: grid; gap: 1px; color: var(--graphite); font-size: var(--text-sm); }
.start strong { color: var(--ink); font-weight: 600; font-size: var(--text-md); }

@media (max-width: 560px) {
  .sizes__grid { grid-template-columns: repeat(2, 1fr); }
  .library__head { align-items: flex-start; flex-direction: column; }
}

/* ── Error page ──────────────────────────────────────────────────────── */

.error { display: grid; justify-items: start; align-content: center; gap: var(--s4); width: min(560px, 100%); min-height: 100vh; margin: 0 auto; padding: var(--s10) var(--s5); }
.error .brand { margin-bottom: var(--s8); }
.error__code { color: var(--seal); font-weight: 650; font-variant-numeric: tabular-nums; }
.error__title { font-family: var(--font-display); font-size: var(--text-3xl); font-weight: 400; letter-spacing: -0.02em; line-height: 1.1; }
.error__message { color: var(--graphite); margin-bottom: var(--s4); }
.error__trace { max-width: 100%; overflow: auto; padding: var(--s4); border-radius: var(--r-control); background: var(--sheet); font-size: var(--text-xs); }

/* ── Setup ───────────────────────────────────────────────────────────── */

.notice--info { background: var(--airmail-soft); color: var(--ink-2); }
.notice code, .step code { padding: 1px 5px; border-radius: 4px; background: var(--sheet-3); font-size: 0.92em; }
.setup { display: grid; justify-items: center; gap: var(--s8); min-height: 100vh; padding: var(--s10) var(--s4); }
.setup__letter { width: min(600px, 100%); animation: none; }
.steps { display: grid; gap: 0; margin: var(--s2) 0 0; padding: 0; list-style: none; }
.step { display: grid; gap: var(--s4); padding: var(--s5) 0; border-top: 1px solid var(--rule); }
.step:not(.is-current):not(.is-done) .step__title { color: var(--muted); }
.step__title { display: flex; align-items: center; gap: var(--s3); font-size: var(--text-lg); font-weight: 650; }
.step__num {
  display: grid; place-items: center; width: 26px; height: 26px; flex: none; border-radius: 50%;
  border: 1.5px solid var(--rule-strong); font-size: var(--text-sm); font-weight: 650; color: var(--graphite);
}
.step.is-current .step__num { border-color: var(--seal); background: var(--seal); color: var(--seal-ink); }
.step.is-done .step__num { border-color: var(--ok); background: var(--ok); color: #fff; }
.step__summary { color: var(--graphite); font-size: var(--text-md); }
.checks { display: grid; gap: var(--s2); margin: 0; padding: 0; list-style: none; }
.check-row { display: flex; gap: var(--s2); align-items: flex-start; font-size: var(--text-md); }
.check-row .icon--sm { margin-top: 3px; }
.check-row.is-ok .icon--sm { color: var(--ok); }
.check-row.is-bad .icon--sm { color: var(--danger); }
.check-row span { display: grid; }
.check-row small { color: var(--graphite); font-size: var(--text-sm); }
.setup__form { display: grid; gap: var(--s4); }
.setup__form .btn { justify-self: start; }
.setup__mysql { display: grid; gap: var(--s4); }
.setup__grid { display: grid; grid-template-columns: 1fr 1fr; align-items: start; gap: var(--s3); }
.setup__env { font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace; font-size: var(--text-xs); }
@media (max-width: 520px) { .setup__grid { grid-template-columns: 1fr; } }