mangaBookmark/backend/static/style.css

/* Fonts are served from this binary, not from Google: this UI is read in
   Bromite, where fonts.googleapis.com is routinely blocked, and over a LAN
   with no internet route. Latin subsets only, woff2 only — every browser that
   runs the app supports it, so there is no second format to ship. Roughly
   120 KB for all five faces, embedded via //go:embed static. */
@font-face {
  font-family: "Instrument Serif";
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url(/static/fonts/instrument-serif-400-latin.woff2) format("woff2");
}
@font-face {
  font-family: "Instrument Serif";
  font-style: italic;
  font-weight: 400;
  font-display: swap;
  src: url(/static/fonts/instrument-serif-400-italic-latin.woff2) format("woff2");
}
@font-face {
  font-family: "IBM Plex Mono";
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url(/static/fonts/ibm-plex-mono-500-latin.woff2) format("woff2");
}
@font-face {
  font-family: "IBM Plex Mono";
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url(/static/fonts/ibm-plex-mono-600-latin.woff2) format("woff2");
}
/* One variable file covers the 400–700 range the design uses. */
@font-face {
  font-family: "DM Sans";
  font-style: normal;
  font-weight: 400 700;
  font-display: swap;
  src: url(/static/fonts/dm-sans-var-latin.woff2) format("woff2");
}

/* Cinder — editorial serif, containerless sheets, ash hairlines.
   Heat is purely typographic: a series with an unread chapter turns its title
   crimson and gains an ember underline. Everything else stays cool. Dark is
   the default because this is read at night on a phone; the light branch
   re-tunes the same tokens onto paper. */
:root {
  color-scheme: dark light;

  --font-display: "Instrument Serif", Georgia, "Times New Roman", serif;
  --font-mono: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  --font-body: "DM Sans", system-ui, -apple-system, "Segoe UI", sans-serif;

  --ink: #100f0e;          /* page */
  --ash: #161413;          /* recessed panel (chapter form) */
  --dim: #0d0c0b;          /* archived / finished rows sink */
  --rule: #221f1d;         /* hairline between sheets */
  --rule-soft: #1a1817;    /* measure edges */
  --field-line: #2c2926;
  --hover: #1a1816;

  --paper: #f2ece5;        /* highest-contrast text, primary button */
  --paper-hot: #f0d3cb;    /* title of a series with a new chapter */
  --paper-dim: #ddd5cb;    /* resting title */
  --mute: #8d857c;         /* secondary text, idle icons */
  /* Every mute-2 use is 10px mono, so it has to clear 4.5:1 on --ink even
     though it reads as the quietest step. */
  --mute-2: #877f76;       /* labels, hints */
  --faint: #3a3733;        /* meta separators */
  --faint-2: #57504b;      /* cover monogram */

  --ember: #e0452c;        /* the only heat */
  --ember-wash: #1a1211;   /* ember-tinted surface */
  --ember-ink: #150907;    /* text on solid ember */
  --ember-soft: #eda798;   /* text on ember wash */
  /* Destruction is hot but not ember: a duller oxblood, so a remove confirm is
     never mistaken across the room for an unread chapter. */
  --danger: #cf5c4d;
  --danger-wash: #211311;
  --danger-ink: #150808;
  --danger-soft: #e2aaa1;
  --brass: #b8912f;        /* favourite — a second, cooler metal */
  --trash: #977671;        /* remove, resting — icons need 3:1, not 4.5:1 */

  /* Desktop cell borders for the two coloured action states. */
  --play-hot-line: #3a1d18;
  --fav-line: #332b14;

  --asura: #7d93a5;
  --demonic: #a98a78;

  /* Covers are often missing; the hatch keeps the slot honest instead of
     faking artwork. */
  --hatch: repeating-linear-gradient(135deg, #211d1b 0 5px, #191614 5px 10px);
  --hatch-dim: repeating-linear-gradient(135deg, #1b1918 0 5px, #151313 5px 10px);

  --measure: 760px;
  /* Cover width + row gap: the disclosure panels indent past the cover on
     desktop, so both live here rather than as magic numbers. */
  --cover-w: 86px;
  --row-gap: 14px;
}

/* Light mode: same rules, cooler paper. Hues are re-tuned, not reused — the
   dark ember is too bright to read as text on off-white. */
@media (prefers-color-scheme: light) {
  :root {
    --ink: #f7f4ef;
    --ash: #efeae3;
    --dim: #f1ede7;
    --rule: #e0dad2;
    --rule-soft: #e8e3dc;
    --field-line: #d4cdc4;
    --hover: #efeae3;

    --paper: #191715;
    --paper-hot: #a33018;
    --paper-dim: #191715;
    --mute: #6b645d;
    --mute-2: #6c655e;   /* clears 4.5:1 on --ash too, not just --ink */
    --faint: #c9c2ba;
    --faint-2: #a8a098;

    --ember: #c23a22;
    --ember-wash: #fbeee9;
    --ember-ink: #fff;
    --ember-soft: #8d2c17;
    --danger: #97362a;
    --danger-wash: #fbe9e5;
    --danger-ink: #fff;
    --danger-soft: #7c2c22;
    --brass: #8a681c;
    --trash: #8c6558;

    --play-hot-line: #f0cfc6;
    --fav-line: #e3d3a4;

    --asura: #4f6b80;
    --demonic: #8a6a55;

    --hatch: repeating-linear-gradient(135deg, #e6e0d8 0 5px, #efeae3 5px 10px);
    --hatch-dim: repeating-linear-gradient(135deg, #ebe6de 0 5px, #f2eee8 5px 10px);
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--ink);
  color: var(--paper-dim);
  font: 400 15px/1.5 var(--font-body);
  display: flex;
  justify-content: center;
  -webkit-text-size-adjust: 100%;
}

a { color: inherit; text-decoration: none; }
button, input { font: inherit; }
button { cursor: pointer; }

/* Every hideable thing here is a flex container, and display beats hidden. */
[hidden] { display: none !important; }

/* Ends flush with the right edge of the card (30% wide × 233% travel), so the
   card itself never needs overflow: hidden to contain it. */
@keyframes barSlide { from { transform: translateX(-100%) } to { transform: translateX(233%) } }
@keyframes sheetIn { from { opacity: 0; transform: translateY(-4px) } to { opacity: 1; transform: none } }
/* The law: ember means "new chapter", and nothing else on a list screen —
   busy, error and destruction all stay off it, so a tired glance never
   misreads a system state as unread heat. The one exception is the brand
   itself (the wordmark, and the login screen, which shows no series at all).
   Destruction has its own token, --danger. */
@keyframes mutePulse { 0%, 100% { opacity: .35 } 50% { opacity: 1 } }

/* One measured column, edges drawn rather than boxed. */
.sheet {
  width: 100%;
  max-width: var(--measure);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  border-left: 1px solid var(--rule-soft);
  border-right: 1px solid var(--rule-soft);
  padding-bottom: env(safe-area-inset-bottom);
}

/* ---- brand + chrome ---- */
.brand {
  margin: 0;
  font: 400 26px/1 var(--font-display);
  color: var(--paper);
}
.brand em { color: var(--ember); font-style: italic; }

.topbar {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  padding: 22px 20px 14px;
}
.topbar form { margin: 0; }

.ghost {
  position: relative;
  padding: 0;
  border: none;
  border-bottom: 1px solid var(--field-line);
  background: transparent;
  color: var(--mute);
  font: 500 11px var(--font-mono);
  letter-spacing: .1em;
  text-transform: uppercase;
}
.ghost:hover { color: var(--paper); border-bottom-color: var(--paper); }
/* The label is 15px tall by design; the thumb gets 44 without moving it. */
.ghost::after { content: ""; position: absolute; inset: -15px -12px; }

.chrome { display: flex; flex-direction: column; }

.searchbar {
  display: flex;
  align-items: center;
  gap: 10px;
  height: 44px;
  margin: 0 20px 14px;
  border-bottom: 1px solid var(--rule);
  color: var(--mute-2);
}
/* The input drops its own outline, so the bar it sits in carries the focus
   ring — same move the two other inputs make with their border. */
.searchbar:focus-within { border-bottom-color: var(--paper); color: var(--paper); }
.searchbar svg { width: 15px; height: 15px; flex: none; }
.search {
  flex: 1;
  min-width: 0;
  height: 44px;
  border: none;
  background: transparent;
  color: var(--paper);
  font: 400 15px var(--font-body);
  outline: none;
}
.search::placeholder { color: var(--mute-2); }

/* Tabs are set in the display serif and underlined, not chipped. */
.tabs {
  display: flex;
  gap: 16px;
  padding: 2px 20px 0;
  overflow-x: auto;
  overflow-y: hidden;
  scrollbar-width: none;
  border-bottom: 1px solid var(--rule);
}
.tabs::-webkit-scrollbar { display: none; }
.tabs a {
  flex: none;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  /* "All" is two characters in a 17px serif — 15px of target without this. */
  min-width: 44px;
  padding: 8px 0 12px;
  color: var(--mute);
  font: 400 17px var(--font-display);
  white-space: nowrap;
}
.tabs a:hover { color: var(--paper-dim); }
.tabs a.active {
  color: var(--paper);
  border-bottom: 2px solid var(--paper);
  margin-bottom: -1px;
}
/* Updated is the one tab that carries heat. */
.tabs .tab-new { color: var(--ember); }
.tabs .tab-new.active { border-bottom-color: var(--ember); }
.count {
  font: 600 10px var(--font-mono);
  letter-spacing: 0;
  padding: 2px 5px;
  border: 1px solid currentColor;
}

/* ---- continue reading ---- */
.recent {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 16px 0 18px;
  border-bottom: 1px solid var(--rule);
}
.recent h2 {
  margin: 0;
  padding: 0 20px;
  font: 500 10px/1 var(--font-mono);
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--mute-2);
}
.recent-strip {
  display: flex;
  gap: 14px;
  overflow-x: auto;
  overflow-y: hidden;
  scrollbar-width: none;
  padding: 0 20px 4px;
}
.recent-strip::-webkit-scrollbar { display: none; }
.recent-card {
  width: 92px;
  flex: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.recent-cover {
  position: relative;
  width: 92px;
  height: 123px;
  background: var(--hatch);
  display: grid;
  place-items: center;
  overflow: hidden;
}
.recent-cover img { width: 100%; height: 100%; object-fit: cover; }
.recent-title {
  font: 400 15px/1.2 var(--font-display);
  color: var(--paper-dim);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.recent-chapter {
  font: 500 10px/1 var(--font-mono);
  letter-spacing: .1em;
  color: var(--mute-2);
}
.recent-card.is-new .recent-title { color: var(--paper-hot); }
.recent-card.is-new .recent-chapter { color: var(--ember); }

/* The rule at the cover foot is the only cover ornament: ember for a new
   chapter, brass for a favourite. */
.foot-rule {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 3px;
  background: var(--ember);
}
.foot-rule.brass { background: var(--brass); }

.monogram {
  font: 400 32px var(--font-display);
  color: var(--faint-2);
}

/* ---- rows ---- */
.list { display: flex; flex-direction: column; }

.card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 18px 20px;
  border-bottom: 1px solid var(--rule);
  animation: sheetIn .18s ease-out;
}
.card.is-dim { background: var(--dim); }

.row { display: flex; flex-wrap: wrap; gap: var(--row-gap); }

.cover {
  position: relative;
  width: var(--cover-w);
  height: calc(var(--cover-w) * 4 / 3);
  flex: none;
  background: var(--hatch);
  display: grid;
  place-items: center;
  overflow: hidden;
}
.cover img { width: 100%; height: 100%; object-fit: cover; }
.cover .monogram { font-size: 30px; }
.is-dim .cover { background: var(--hatch-dim); filter: grayscale(1); opacity: .85; }

.body {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.title-line { display: flex; gap: 8px; align-items: flex-start; }
.title {
  margin: 0;
  flex: 1;
  min-width: 0;
  font: 400 19px/1.2 var(--font-display);
  color: var(--paper-dim);
}
/* Heat: crimson title over an ember hairline sized to the text, not the row. */
.is-new .title {
  flex: 0 1 auto;
  align-self: flex-start;
  color: var(--paper-hot);
  border-bottom: 1px solid var(--ember);
  padding-bottom: 3px;
}
.is-dim .title { font-style: italic; color: var(--mute); }
.is-dim .fav-mark { color: var(--mute-2); }
.fav-mark { flex: none; width: 13px; height: 13px; margin-top: 5px; color: var(--brass); }

.meta {
  margin: 0;
  display: flex;
  align-items: center;
  gap: 9px;
  flex-wrap: wrap;
  font: 500 10px/1 var(--font-mono);
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--mute);
}
.meta .sep { color: var(--faint); }
.site-asura { color: var(--asura); }
.site-demonic { color: var(--demonic); }
.new-chapter { color: var(--ember); }
.state { display: flex; align-items: center; gap: 4px; color: var(--mute); }
.state svg { width: 9px; height: 9px; }
.is-dim .meta { color: var(--mute-2); }
.is-dim .site-asura, .is-dim .site-demonic { color: var(--mute); filter: grayscale(.6); }

/* ---- action strip: full-width on a phone, hairline-divided cells ---- */
.actions {
  flex: 1 0 100%;
  display: flex;
  border-top: 1px solid var(--rule);
}
.actions > * {
  flex: 1 1 0;
  min-width: 0;
  height: 46px;
  display: grid;
  place-items: center;
  padding: 0;
  border: none;
  border-right: 1px solid var(--rule);
  background: transparent;
  color: var(--mute);
}
.actions > *:last-child { border-right: none; }
.actions svg { width: 17px; height: 17px; }
.actions > *:hover { color: var(--paper); }
.actions .play { color: var(--paper); }
.is-new .actions .play { color: var(--ember); }
.actions .play:hover { background: var(--hover); }
.actions .on { color: var(--brass); }
.actions .restore { color: var(--paper); }
.actions .remove { color: var(--trash); }
.actions .remove:hover { color: var(--danger); }
.actions .open { background: var(--hover); color: var(--paper); }
/* Lifecycle cells already sit on --ash, which is what --hover resolves to, so
   an open one needs the next step up to stay legible as the panel's owner. */
.actions .lifecycle.open { background: var(--rule); }
.actions .remove.open { background: var(--danger-wash); color: var(--danger); }
.is-dim .actions > * { color: var(--mute-2); }

/* Three clusters by consequence: navigate (play) | organize (favourite,
   chapter) | lifecycle (archive/restore, finish, remove). The lifecycle cells
   sit on a recessed ground so the thumb reads "this one moves the series"
   before it reads which icon it landed on. */
.actions > .lifecycle { background: var(--ash); }
.actions > .play + *,
.actions > *:not(.lifecycle) + .lifecycle { box-shadow: inset 1px 0 0 var(--field-line); }

/* ---- disclosure panels ---- */
.chapter-form, .confirm-row, .error-inline { animation: sheetIn .18s ease-out; }

.chapter-form {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin: 0;
  padding: 14px;
  background: var(--ash);
}
.chapter-form .hint {
  margin: 0;
  font: 500 10px/1 var(--font-mono);
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--mute-2);
}
.chapter-form .field { display: flex; gap: 10px; }
.chapter-form input {
  flex: 1;
  min-width: 0;
  height: 46px;
  padding: 0 12px;
  border: 1px solid var(--field-line);
  background: var(--ink);
  color: var(--paper);
  font: 500 17px var(--font-mono);
  outline: none;
}
/* Focus follows the .searchbar idiom — paper, not heat: a red border on a
   valid number field reads as "invalid". */
.chapter-form input:focus { border-color: var(--paper); }
.chapter-form input::-webkit-outer-spin-button,
.chapter-form input::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }
.chapter-form button {
  height: 46px;
  padding: 0 20px;
  border: none;
  background: var(--paper);
  color: var(--ink);
  font: 400 17px var(--font-display);
}

.confirm-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  padding: 14px;
  background: var(--danger-wash);
}
/* The remove question names the series, so it has to be able to take the row
   to itself and push the buttons onto their own line. */
.confirm-row span { flex: 1 1 16ch; font: 400 17px/1.3 var(--font-display); color: var(--danger-soft); }
.confirm-row div { display: flex; flex: none; gap: 12px; margin-left: auto; }
.confirm-row button {
  height: 46px;
  padding: 0 14px;
  border: 1px solid var(--field-line);
  background: transparent;
  color: var(--mute);
  font: 500 12px var(--font-body);
}
.confirm-row button:hover { color: var(--paper); }
.confirm-row .danger-solid {
  border: none;
  background: var(--danger);
  color: var(--danger-ink);
  font-weight: 600;
}
/* Archive and finish are reversible, so their confirm asks in grey — only the
   irreversible remove gets the danger wash. */
.confirm-row.calm { background: var(--ash); }
.confirm-row.calm span { color: var(--paper-dim); }
.confirm-row .go {
  border: none;
  background: var(--paper);
  color: var(--ink);
  font-weight: 600;
}
.confirm-row .go:hover { color: var(--ink); }

.error-inline {
  display: flex;
  align-items: center;
  gap: 9px;
  margin: 0;
  padding: 11px 13px;
  background: var(--ash);
  border-left: 2px solid var(--mute);
  font: 400 16px var(--font-display);
  color: var(--paper-dim);
}
.error-inline::before {
  content: "";
  flex: none;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--mute);
  animation: mutePulse 1.4s ease-in-out infinite;
}
.error-inline .error-link {
  border-bottom: 1px solid var(--field-line);
  color: var(--paper);
}

/* Busy: a grey hairline slides across the top of the sheet — deliberately not
   ember, which on a list screen only ever means "new chapter". */
.card.htmx-request .actions { pointer-events: none; opacity: .5; }
.card.htmx-request::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 30%;
  height: 1px;
  background: var(--mute);
  animation: barSlide 1.15s linear infinite;
}

/* ---- empty ---- */
.empty {
  display: flex;
  flex-direction: column;
  gap: 7px;
  padding: 40px 20px 48px;
}
.empty strong { font: 400 20px var(--font-display); color: var(--paper); }
.empty .clear-search {
  align-self: flex-start;
  margin-top: 4px;
  height: 44px;
  padding: 0 16px;
  border: 1px solid var(--field-line);
  background: transparent;
  color: var(--paper-dim);
  font: 400 16px var(--font-display);
}
.empty .clear-search:hover { color: var(--paper); border-color: var(--paper); }
.empty p {
  margin: 0;
  max-width: 44ch;
  font: 400 14px/1.6 var(--font-body);
  color: var(--mute);
  text-wrap: pretty;
}

/* ---- login ---- */
.login-card {
  width: 100%;
  max-width: 420px;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 52px 28px 40px;
}
.login-card .eyebrow {
  font: 500 10px/1 var(--font-mono);
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--mute-2);
}
.login-card h1 {
  margin: 14px 0 0;
  font: 400 44px/1 var(--font-display);
  letter-spacing: -.01em;
  color: var(--paper);
}
.login-card h1 em { color: var(--ember); font-style: italic; }
.login-card form { display: flex; flex-direction: column; gap: 18px; }
.login-card label {
  font: 500 10px/1 var(--font-mono);
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--mute);
}
.login-card input {
  width: 100%;
  height: 54px;
  margin-top: 9px;
  padding: 0 2px;
  border: none;
  border-bottom: 1px solid var(--field-line);
  background: transparent;
  color: var(--paper);
  font: 500 20px var(--font-mono);
  letter-spacing: .16em;
  outline: none;
}
.login-card input:focus { border-bottom-color: var(--paper); }
.login-card .error {
  margin: 0;
  min-height: 20px;
  font: 400 13px/1.4 var(--font-body);
  color: var(--danger);
}
.login-card button {
  height: 54px;
  border: 1px solid var(--paper);
  background: var(--paper);
  color: var(--ink);
  font: 400 19px var(--font-display);
}
.login-card button:hover {
  background: var(--ember);
  border-color: var(--ember);
  color: #fff;
}

/* ---- desktop: same measure, actions fold up beside the row ---- */
@media (min-width: 720px) {
  :root { --cover-w: 74px; --row-gap: 20px; }
  .topbar { padding: 26px 32px 18px; }
  .brand { font-size: 30px; }

  .chrome {
    flex-direction: row;
    align-items: center;
    gap: 26px;
    padding: 0 32px;
    border-bottom: 1px solid var(--rule);
  }
  .tabs { order: 1; flex: none; gap: 20px; padding: 0; border-bottom: none; }
  .tabs a { padding: 10px 0 14px; font-size: 18px; }
  .searchbar { order: 2; flex: 1; margin: 0; border-bottom: none; }
  .recent h2, .recent-strip { padding-left: 32px; padding-right: 32px; }
  .recent-card, .recent-cover { width: 100px; }
  .recent-cover { height: 133px; }

  .card { padding: 18px 32px; }
  .row { flex-wrap: nowrap; align-items: center; }
  .cover .monogram { font-size: 26px; }
  .title { font-size: 21px; }

  .actions { flex: none; gap: 4px; border-top: none; }
  .actions > * {
    flex: none;
    width: 44px;
    height: 44px;
    border: 1px solid var(--rule);
  }
  /* Cells are already gapped here, so the clusters separate by space rather
     than by the hairline the phone layout uses. */
  .actions > .play + *,
  .actions > *:not(.lifecycle) + .lifecycle { margin-left: 10px; box-shadow: none; }
  .is-new .actions .play { border-color: var(--play-hot-line); }
  .actions .on { border-color: var(--fav-line); }

  /* Panels line up with the body text, i.e. past the cover and its gap. */
  .chapter-form, .confirm-row, .error-inline {
    margin-left: calc(var(--cover-w) + var(--row-gap));
  }
}

@media (prefers-reduced-motion: reduce) {
  /* Pseudo-elements need naming explicitly — `*` does not match them, and the
     busy bar and error dot are both ::before. Their static form still reads:
     the bar stays drawn and .actions stays dimmed. */
  *, *::before, *::after { animation: none !important; transition: none !important; }
}