/*
 * Inkwell on a phone.
 *
 * The same paper and ink as the desktop app, because it should feel like the
 * same thing rather than a website about it. Two rules shape the rest: reading
 * gets the whole screen and everything else gets out of the way, and every
 * target is big enough for a thumb on a moving bus.
 */

:root {
  --paper: #f6efe1;
  --paper-2: #efe5d2;
  --card: #fffdf7;
  --card-2: #faf4e7;
  --ink: #2f2a22;
  --ink-2: #574f43;
  --muted: #857a68;
  --faint: #a89b86;
  --rule: #e3d7c0;
  --rule-soft: #ece2cf;
  --accent: #8a5a2b;
  --gold: #c08a3e;
  --green: #4e7a4a;
  --rose: #a6473a;
  --serif: Georgia, 'Iowan Old Style', 'Times New Roman', serif;
  --sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
  --bar: 3.6rem;
  --safe-b: env(safe-area-inset-bottom, 0px);
  --safe-t: env(safe-area-inset-top, 0px);
}

@media (prefers-color-scheme: dark) {
  :root {
    --paper: #17140f;
    --paper-2: #1d1913;
    --card: #211d16;
    --card-2: #262119;
    --ink: #ece3d3;
    --ink-2: #c9bda8;
    --muted: #9c9081;
    --faint: #7b7062;
    --rule: #37301f;
    --rule-soft: #2b251a;
    --accent: #d8a15e;
    --gold: #d8a15e;
    --green: #7fa87a;
    --rose: #d08276;
  }
}

* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }

html, body {
  margin: 0;
  height: 100%;
  overscroll-behavior-y: none;
}

body {
  background: var(--paper);
  color: var(--ink);
  font: 16px/1.55 var(--sans);
  -webkit-font-smoothing: antialiased;
}

#app { height: 100%; display: flex; flex-direction: column; }

.boot { height: 100%; display: grid; place-content: center; text-align: center; color: var(--muted); gap: .4rem; }
.boot-mark { font-size: 2.2rem; color: var(--accent); }

a { color: var(--accent); }
.muted { color: var(--muted); }
.error { color: var(--rose); }
.good { color: var(--green); }
.grow { flex: 1; min-width: 0; }
.row { display: flex; align-items: center; gap: .55rem; }
.wrap { flex-wrap: wrap; }
.truncate { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.center { text-align: center; }
.stack { display: flex; flex-direction: column; gap: .9rem; }

/* ------------------------------------------------------------------ chrome */

.topbar {
  position: sticky; top: 0; z-index: 20;
  display: flex; align-items: center; gap: .5rem;
  padding: calc(.5rem + var(--safe-t)) .9rem .5rem;
  background: color-mix(in srgb, var(--paper) 88%, transparent);
  backdrop-filter: saturate(160%) blur(12px);
  border-bottom: 1px solid var(--rule-soft);
}
.topbar h1 { font: 600 1.05rem/1.2 var(--serif); margin: 0; }

.screen { flex: 1; overflow-y: auto; -webkit-overflow-scrolling: touch; padding-bottom: calc(var(--bar) + var(--safe-b) + 1rem); }
.pad { padding: .9rem; }

/* The bar along the bottom, where a thumb actually is. */
.tabbar {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 30;
  display: grid; grid-auto-flow: column; grid-auto-columns: 1fr;
  padding-bottom: var(--safe-b);
  background: color-mix(in srgb, var(--paper) 92%, transparent);
  backdrop-filter: saturate(160%) blur(12px);
  border-top: 1px solid var(--rule);
}
.tab {
  appearance: none; border: 0; background: none; color: var(--muted);
  font: 500 .68rem/1 var(--sans); cursor: pointer;
  display: flex; flex-direction: column; align-items: center; gap: .22rem;
  padding: .55rem 0 .5rem; min-height: var(--bar);
  position: relative;
}
.tab .ico { font-size: 1.18rem; line-height: 1; }
.tab[aria-current] { color: var(--accent); }
.tab .dot {
  position: absolute; top: .42rem; left: 50%; margin-left: .42rem;
  min-width: 1.05rem; height: 1.05rem; padding: 0 .22rem;
  border-radius: 999px; background: var(--rose); color: #fff;
  font: 600 .62rem/1.05rem var(--sans); text-align: center;
}

/* ------------------------------------------------------------------ pieces */

.btn {
  appearance: none; font: 500 .92rem/1 var(--sans);
  padding: .7rem 1rem; min-height: 2.75rem;
  border: 1px solid var(--rule); border-radius: 10px;
  background: var(--card); color: var(--ink); cursor: pointer;
}
.btn:active { transform: translateY(1px); }
.btn.primary { background: var(--accent); border-color: var(--accent); color: var(--paper); }
.btn.ghost { background: none; border-color: transparent; color: var(--accent); padding: .55rem .6rem; min-height: 2.5rem; }
.btn.small { padding: .38rem .6rem; min-height: 2rem; font-size: .82rem; }
.btn[disabled] { opacity: .5; }

.input {
  width: 100%; font: 1rem/1.4 var(--sans); color: var(--ink);
  padding: .72rem .8rem; min-height: 2.75rem;
  background: var(--card); border: 1px solid var(--rule); border-radius: 10px;
}
.input:focus { outline: 2px solid var(--accent); outline-offset: -1px; }
textarea.input { resize: vertical; font-family: var(--sans); }

.field { display: flex; flex-direction: column; gap: .3rem; }
.field label { font: 600 .72rem/1 var(--sans); letter-spacing: .06em; text-transform: uppercase; color: var(--muted); }
.field .help { font-size: .8rem; color: var(--muted); }

.panel { background: var(--card); border: 1px solid var(--rule); border-radius: 14px; padding: 1rem; }
.panel.soft { background: var(--card-2); }

.label { font: 600 .7rem/1 var(--sans); letter-spacing: .08em; text-transform: uppercase; color: var(--muted); margin: 1.2rem 0 .5rem; }
.label:first-child { margin-top: 0; }

.tag {
  display: inline-block; padding: .15rem .55rem; font-size: .76rem;
  border: 1px solid var(--rule); border-radius: 999px; color: var(--ink-2); background: var(--card-2);
}
.tag.good { border-color: var(--green); color: var(--green); }

.empty { text-align: center; color: var(--muted); padding: 3rem 1.4rem; }
.empty .mark { font-size: 2rem; color: var(--accent); }
.empty h3 { font: 600 1.1rem/1.3 var(--serif); color: var(--ink); margin: .5rem 0 .3rem; }

/* --------------------------------------------------------------- the boards */

.boards { display: flex; gap: .4rem; overflow-x: auto; padding: 0 .9rem .2rem; scrollbar-width: none; }
.boards::-webkit-scrollbar { display: none; }
.chip {
  appearance: none; white-space: nowrap; cursor: pointer;
  padding: .42rem .8rem; border-radius: 999px;
  border: 1px solid var(--rule); background: var(--card); color: var(--ink-2);
  font: 500 .85rem/1 var(--sans);
}
.chip[aria-pressed="true"] { background: var(--accent); border-color: var(--accent); color: var(--paper); }

.tiles { display: grid; grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); gap: .9rem; padding: .9rem; }
.tile { text-align: left; border: 0; background: none; padding: 0; cursor: pointer; color: inherit; font: inherit; }
.tile .cover {
  aspect-ratio: 2/3; border-radius: 10px; overflow: hidden;
  background: var(--card-2); border: 1px solid var(--rule);
  display: grid; place-items: center;
}
.tile .cover svg { width: 100%; height: 100%; display: block; }
.tile .blank { font: 2.4rem var(--serif); color: var(--faint); }
.tile h3 { font: 600 .93rem/1.25 var(--serif); margin: .45rem 0 .1rem; }
.tile p { margin: 0; font-size: .78rem; color: var(--muted); }
.tile .why { color: var(--accent); font-style: italic; font-size: .74rem; margin-top: .18rem; }

/* ---------------------------------------------------------------- the story */

.hero { display: grid; grid-template-columns: 6.5rem 1fr; gap: .9rem; align-items: start; }
.hero.bare { grid-template-columns: 1fr; }
.hero .cover { border-radius: 10px; overflow: hidden; border: 1px solid var(--rule); }
.hero .cover svg { width: 100%; height: auto; display: block; }
.hero h2 { font: 600 1.3rem/1.25 var(--serif); margin: 0 0 .2rem; }

.stars { display: inline-flex; gap: .12rem; }
.star {
  appearance: none; border: 0; background: none; cursor: pointer; padding: .15rem;
  font-size: 1.5rem; line-height: 1; color: var(--rule);
}
.star.on { color: var(--gold); }

.chapters { list-style: none; margin: 0; padding: 0; }
.chapters li { border-bottom: 1px solid var(--rule-soft); }
.chapters button {
  display: flex; align-items: center; gap: .7rem; width: 100%;
  padding: .85rem .3rem; background: none; border: 0; cursor: pointer;
  text-align: left; color: inherit; font: inherit;
}
.chapters .n { color: var(--faint); min-width: 1.5rem; font-variant-numeric: tabular-nums; }
.chapters .read { color: var(--green); font-size: .8rem; }

/* --------------------------------------------------------------- the reader */

.reading { font: 1.06rem/1.75 var(--serif); padding: 1rem 1.15rem 2rem; max-width: 34rem; margin: 0 auto; }
.reading h2 { font-size: 1.4rem; text-align: center; margin: .5rem 0 1.6rem; }
.reading p { margin: 0 0 1.05rem; }
.reading blockquote { margin: 1.1rem 0; padding-left: .9rem; border-left: 3px solid var(--rule); color: var(--muted); }

/* Tapping a paragraph offers a reaction — the phone equivalent of hovering. */
.para { position: relative; }
.para.picked { background: color-mix(in srgb, var(--accent) 8%, transparent); border-radius: 6px; }
.para-marks { display: flex; gap: .3rem; flex-wrap: wrap; margin: -.5rem 0 1rem; font-family: var(--sans); }
.mark-count { font-size: .76rem; color: var(--accent); }

.picker {
  position: fixed; left: 50%; transform: translateX(-50%);
  bottom: calc(var(--bar) + var(--safe-b) + .8rem); z-index: 40;
  display: flex; gap: .25rem; padding: .35rem;
  background: var(--card); border: 1px solid var(--rule); border-radius: 999px;
  box-shadow: 0 8px 30px rgba(40, 28, 10, .25);
}
.picker button {
  appearance: none; border: 0; background: none; cursor: pointer;
  width: 2.6rem; height: 2.6rem; border-radius: 50%; font-size: 1.2rem; color: var(--ink-2);
}
.picker button.on { background: var(--accent); color: var(--paper); }

.author-note {
  margin: 2rem 0 0; padding: .85rem 1rem; font: .95rem/1.6 var(--sans);
  background: var(--card-2); border-left: 3px solid var(--accent); border-radius: 0 8px 8px 0;
}

.turn { display: flex; gap: .6rem; margin: 2rem 0 0; }
.turn .btn { flex: 1; }

/* A thin line showing how far through the chapter she is. */
.progress { position: sticky; top: 0; height: 2px; background: var(--rule-soft); z-index: 15; }
.progress span { display: block; height: 100%; background: var(--accent); width: 0; }

/* -------------------------------------------------------------- the talking */

.comment { padding: .8rem 0; border-bottom: 1px solid var(--rule-soft); }
.comment .who { font-size: .86rem; }
.comment .body { margin: .35rem 0 0; white-space: pre-wrap; }
.replies { margin: .5rem 0 0 .9rem; padding-left: .8rem; border-left: 2px solid var(--rule-soft); }
.gone { color: var(--muted); font-style: italic; }

/* ---------------------------------------------------------------- the ideas */

.idea { background: var(--card); border: 1px solid var(--rule); border-radius: 12px; padding: .8rem .9rem; }
.idea .body { white-space: pre-wrap; margin: 0; }
.idea .when { font-size: .74rem; color: var(--faint); margin-top: .4rem; }
.idea.pending { border-style: dashed; opacity: .8; }

/* ------------------------------------------------------------ notifications */

.notice { display: flex; gap: .7rem; width: 100%; padding: .85rem .3rem; background: none; border: 0;
          border-bottom: 1px solid var(--rule-soft); text-align: left; color: inherit; font: inherit; cursor: pointer; }
.notice.unread { background: var(--card-2); }
.notice .mark { color: var(--accent); width: 1.2rem; font-size: 1.05rem; }
.notice strong { font-weight: 600; }
.notice .when { font-size: .76rem; color: var(--faint); }

/* -------------------------------------------------------------------- toast */

.toast {
  position: fixed; left: 50%; transform: translateX(-50%);
  bottom: calc(var(--bar) + var(--safe-b) + 1rem); z-index: 60;
  max-width: 90vw; padding: .7rem 1rem; border-radius: 10px;
  background: var(--ink); color: var(--paper); font-size: .9rem;
  box-shadow: 0 8px 30px rgba(40, 28, 10, .3);
  animation: rise .18s ease;
}
.toast.bad { background: var(--rose); }
@keyframes rise { from { opacity: 0; transform: translate(-50%, .5rem); } }

/* An honest word when the signal has gone. */
.offline {
  padding: .45rem .9rem; text-align: center; font-size: .82rem;
  background: var(--card-2); color: var(--muted); border-bottom: 1px solid var(--rule-soft);
}

.spinner { text-align: center; color: var(--muted); padding: 2rem; }