/* =========================================================================
   Integritetsprotokollet — läsläge
   Design: lugn, bokmässig läsyta i serif; administrativ ram i monospace
   (register, protokollmarkörer, statusetiketter) som ekar systemets språk.
   ========================================================================= */

@font-face {
  font-family: "Literata";
  src: url("/static/fonts/literata.woff2") format("woff2");
  font-weight: 200 900;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Literata";
  src: url("/static/fonts/literata-italic.woff2") format("woff2");
  font-weight: 200 900;
  font-style: italic;
  font-display: swap;
}

:root {
  --font-serif: "Literata", Charter, "Iowan Old Style", Georgia, "Times New Roman", serif;
  --font-mono: ui-monospace, "SF Mono", SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;

  --reading-scale: 1.1;
  --reading-font-size: calc(1.1875rem * var(--reading-scale)); /* 19px bas */
  --reading-line-height: 1.62;
  --measure: 34rem;                 /* ~62–66 tecken */
  --para-indent: 1.35em;

  --space: 1.25rem;
  --radius: 2px;

  --chrome-h: 3rem;
}

/* --- Teman ------------------------------------------------------------- */
:root,
[data-theme="light"] {
  --bg: #faf9f7;
  --bg-raised: #f2f0ec;
  --fg: #1a1a1a;
  --fg-soft: #5b574f;
  --fg-faint: #8a857b;
  --rule: #d9d5cc;
  --accent: #b2551d;          /* dämpad signal-orange, bara i administrativ ram */
  --shadow: 0 12px 40px rgba(30, 25, 15, 0.16);
}
[data-theme="sepia"] {
  --bg: #f4ecd8;
  --bg-raised: #ece2c9;
  --fg: #3a2f22;
  --fg-soft: #6b5b45;
  --fg-faint: #93825f;
  --rule: #ddcfac;
  --accent: #a24e1a;
  --shadow: 0 12px 40px rgba(70, 55, 25, 0.2);
}
[data-theme="dark"] {
  --bg: #121212;
  --bg-raised: #1c1c1c;
  --fg: #c9c6c0;
  --fg-soft: #94908a;
  --fg-faint: #6d6963;
  --rule: #2c2c2c;
  --accent: #d9803f;
  --shadow: 0 12px 44px rgba(0, 0, 0, 0.6);
}

/* Innan JS satt tema: följ OS för att slippa fel bakgrund en frame. */
@media (prefers-color-scheme: dark) {
  [data-theme-pending] {
    --bg: #121212; --bg-raised: #1c1c1c; --fg: #c9c6c0;
    --fg-soft: #94908a; --fg-faint: #6d6963; --rule: #2c2c2c; --accent: #d9803f;
  }
}

/* --- Grund ------------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-serif);
  overscroll-behavior-y: contain;
  padding: env(safe-area-inset-top) env(safe-area-inset-right) 0 env(safe-area-inset-left);
  transition: background-color 0.25s ease, color 0.25s ease;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--fg);
  color: var(--bg);
  padding: 0.6rem 1rem;
  z-index: 100;
  font-family: var(--font-mono);
  font-size: 0.8rem;
}
.skip-link:focus { left: 0; }

a { color: inherit; }

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: var(--radius);
}

.page {
  min-height: 100dvh;
}

/* --- Topp-chrome (dolt tills tapp) ------------------------------------ */
.chrome {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 40;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  height: calc(var(--chrome-h) + env(safe-area-inset-top));
  padding: env(safe-area-inset-top) max(0.75rem, env(safe-area-inset-left)) 0 max(0.75rem, env(safe-area-inset-right));
  background: color-mix(in srgb, var(--bg) 86%, transparent);
  backdrop-filter: saturate(1.2) blur(12px);
  -webkit-backdrop-filter: saturate(1.2) blur(12px);
  border-bottom: 1px solid var(--rule);
  transform: translateY(-100%);
  transition: transform 0.28s cubic-bezier(0.22, 1, 0.36, 1), opacity 0.2s;
  opacity: 0;
}
.chrome[data-visible] { transform: translateY(0); opacity: 1; }
.chrome__group { display: flex; gap: 0.25rem; }
.chrome__title {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--fg-soft);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.chrome__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 44px;
  min-height: 44px;
  border: none;
  background: none;
  color: var(--fg);
  font-family: var(--font-mono);
  font-size: 0.95rem;
  cursor: pointer;
  text-decoration: none;
  border-radius: var(--radius);
}
.chrome__btn:hover { background: var(--bg-raised); }
.chrome__glyph { line-height: 1; }

/* Minimal inställningsknapp på titelsidan (ingen full appbar). */
.cover-tools {
  position: absolute;
  top: calc(env(safe-area-inset-top) + 0.5rem);
  right: var(--space);
  z-index: 5;
}

/* --- Cover / startsida ------------------------------------------------- */
.cover {
  position: relative;
  max-width: var(--measure);
  margin: 0 auto;
  padding: calc(env(safe-area-inset-top) + 3rem) var(--space) calc(env(safe-area-inset-bottom) + 6rem);
  container-type: inline-size;
}
.cover__record {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  padding-bottom: 1.25rem;
  margin-bottom: 2.5rem;
  border-bottom: 1px solid var(--rule);
  font-family: var(--font-mono);
}
.cover__label {
  font-size: 0.75rem;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  color: var(--accent);
}
.cover__meta {
  font-size: 0.75rem;
  letter-spacing: 0.03em;
  color: var(--fg-soft);
}
.cover__hero { margin: 2rem 0 2.25rem; }
.cover__title {
  font-weight: 500;
  /* Titeln är ~8em bred. Fyll kolumnbredden med container-enheter (mäts mot
     kolumnen, inte fönstret) och kapa på stora skärmar. vw-raden är fallback. */
  font-size: clamp(1.5rem, 7.6vw, 2.7rem);
  font-size: min(9.6cqw, 2.7rem);
  line-height: 1.04;
  letter-spacing: -0.02em;
  margin: 0;
  white-space: nowrap;
}
.cover__spec {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.02em;
  color: var(--fg-soft);
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 0;
}
.cover__actions { margin: 0 0 3.5rem; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 1.6rem;
  font-family: var(--font-mono);
  font-size: 0.83rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  text-decoration: none;
  border-radius: var(--radius);
  cursor: pointer;
  border: 1px solid var(--fg);
  transition: transform 0.12s ease, background-color 0.18s ease, color 0.18s ease;
}
.btn--primary { background: var(--fg); color: var(--bg); }
.btn--primary:hover { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn:active { transform: translateY(1px); }

/* Register (kapitellista på cover) */
.register__link {
  display: grid;
  grid-template-columns: 2.4rem 1fr auto;
  align-items: baseline;
  gap: 0.75rem;
}
.register__head {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--fg-soft);
  margin: 0 0 0.4rem;
  padding: 0 0 0.6rem;
  border-bottom: 1px solid var(--rule);
}
.register__list { list-style: none; margin: 0; padding: 0; }
.register__link {
  text-decoration: none;
  padding: 0.85rem 0;
  border-bottom: 1px solid var(--rule);
  transition: background-color 0.15s ease;
}
.register__link:hover { background: var(--bg-raised); }
.register__num {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--accent);
}
.register__title { font-size: 1.08rem; line-height: 1.3; }
.register__min {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--fg-soft);
  white-space: nowrap;
}
.register__item[data-current] .register__title { color: var(--accent); }

/* --- Läsvy ------------------------------------------------------------- */
.reading {
  max-width: var(--measure);
  margin: 0 auto;
  padding: calc(env(safe-area-inset-top) + var(--chrome-h) + 1.25rem) var(--space) calc(env(safe-area-inset-bottom) + 5rem);
}
.reading__head {
  text-align: center;
  margin-bottom: 2.5rem;
}
.reading__marker {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.11em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 1rem;
}
.reading__title {
  font-weight: 500;
  font-size: clamp(1.8rem, 7vw, 2.4rem);
  line-height: 1.12;
  letter-spacing: -0.01em;
  margin: 0 0 0.9rem;
}
.reading__meta {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--fg-faint);
  margin: 0;
}

/* Prosa — bokmässig: indrag, ingen styckeluft, ragged right */
.prose {
  font-size: var(--reading-font-size);
  line-height: var(--reading-line-height);
  hanging-punctuation: first;
}
.prose p {
  margin: 0;
  text-indent: var(--para-indent);
  hyphens: auto;
}
.prose > p:first-of-type,
.prose h1 + p,
.prose h2 + p,
.prose h3 + p,
.prose hr + p,
.prose p:first-child { text-indent: 0; }
.prose > p:first-of-type::first-line { letter-spacing: 0.01em; }
.prose em { font-style: italic; }
.prose strong { font-weight: 600; }

/* Systemets röst: backtick-markerad text renderas i monospace och kontrasterar
   mot den mänskliga serifen. Bär tematiken "kollisionen mellan två språk". */
.prose code {
  font-family: var(--font-mono);
  font-size: 0.84em;
  background: color-mix(in srgb, var(--fg) 6%, transparent);
  padding: 0.1em 0.36em;
  border-radius: 2px;
  overflow-wrap: anywhere;
}
/* Ett stycke som ENBART är en systemnotis får stå som en egen rad utan indrag. */
.prose p:has(> code:only-child) {
  text-indent: 0;
  text-align: center;
}
/* Flerradiga systemblock (fenced ``` i manuset) — systemutskrift/skärm. */
.prose pre {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  line-height: 1.55;
  text-indent: 0;
  margin: 1.7rem 0;
  padding: 0.9rem 1.1rem;
  background: var(--bg-raised);
  border-left: 2px solid var(--accent);
  border-radius: 2px;
  color: var(--fg-soft);
  white-space: pre-wrap;
  overflow-x: auto;
}
.prose pre code {
  background: none;
  padding: 0;
  font-size: inherit;
  overflow-wrap: normal;
}

/* Scenbrytning (markdown `* * *` → <hr>) */
.prose hr {
  border: none;
  text-align: center;
  margin: 2.4rem 0;
  height: 1.2rem;
}
.prose hr::before,
.prose .scene-break::before {
  content: "* * *";
  letter-spacing: 0.6em;
  padding-left: 0.6em;   /* kompensera sista teckenmellanrummet så gruppen blir optiskt centrerad */
  color: var(--fg-soft);
  font-size: 1.35rem;
  line-height: 1;
}
/* Inline scenbrytning (defensiv, om markdown inte gav <hr>) */
.prose .scene-break {
  display: block;
  text-align: center;
  text-indent: 0;
  margin: 1.9rem 0;
}

/* Kapitelnavigering */
.chapter-nav {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 4rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--rule);
}
.chapter-nav__link {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  text-decoration: none;
  max-width: 48%;
}
.chapter-nav__link--next { text-align: right; margin-left: auto; }
.chapter-nav__dir {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--fg-soft);
}
.chapter-nav__title { font-size: 0.98rem; color: var(--fg-soft); }
.chapter-nav__link:hover .chapter-nav__title { color: var(--accent); }

/* --- Läsprogress ------------------------------------------------------ */
/* Tunn, alltid synlig läsprogress (Kindle-stil) längst ner. */
.reading-progress {
  position: fixed;
  left: 0; right: 0;
  bottom: env(safe-area-inset-bottom);
  z-index: 35;
  height: 3px;
  background: color-mix(in srgb, var(--fg) 8%, transparent);
  pointer-events: none;
}
.reading-progress__fill {
  height: 100%;
  width: 0;
  background: var(--accent);
  transition: width 0.12s linear;
}

/* --- Paneler (register + inställningar) ------------------------------- */
.scrim {
  position: fixed;
  inset: 0;
  z-index: 45;
  background: rgba(0, 0, 0, 0.4);
  opacity: 0;
  transition: opacity 0.25s ease;
}
.scrim[data-visible] { opacity: 1; }

.panel {
  position: fixed;
  z-index: 50;
  background: var(--bg);
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  transition: transform 0.3s cubic-bezier(0.22, 1, 0.36, 1);
}
.panel--toc {
  top: 0; bottom: 0; left: 0;
  width: min(88vw, 24rem);
  transform: translateX(-105%);
  padding-left: env(safe-area-inset-left);
  border-right: 1px solid var(--rule);
}
.panel--toc[data-open] { transform: translateX(0); }
.panel--settings {
  left: 0; right: 0; bottom: 0;
  border-top: 1px solid var(--rule);
  border-radius: 14px 14px 0 0;
  transform: translateY(105%);
  padding-bottom: env(safe-area-inset-bottom);
}
.panel--settings[data-open] { transform: translateY(0); }

.panel__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.1rem var(--space);
  border-bottom: 1px solid var(--rule);
}
.panel__label {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--fg-soft);
}
.panel__close {
  min-width: 44px; min-height: 44px;
  border: none; background: none; color: var(--fg);
  font-size: 1rem; cursor: pointer; border-radius: var(--radius);
}
.panel__close:hover { background: var(--bg-raised); }

.toc { overflow-y: auto; -webkit-overflow-scrolling: touch; }
.toc__list { list-style: none; margin: 0; padding: 0.5rem 0 2rem; }
.toc__link {
  display: grid;
  grid-template-columns: 2.2rem 1fr auto;
  align-items: baseline;
  gap: 0.6rem;
  padding: 0.7rem var(--space);
  text-decoration: none;
}
.toc__link:hover { background: var(--bg-raised); }
.toc__num { font-family: var(--font-mono); font-size: 0.78rem; color: var(--accent); }
.toc__title { font-size: 1.02rem; line-height: 1.25; }
.toc__min { font-family: var(--font-mono); font-size: 0.73rem; color: var(--fg-soft); white-space: nowrap; }
.toc__item[data-current] .toc__title { color: var(--accent); font-style: italic; }

/* Inställningar */
.settings { padding: 1.25rem var(--space) 1.75rem; display: flex; flex-direction: column; gap: 1.5rem; }
.settings__row { display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
.settings__label {
  font-family: var(--font-mono);
  font-size: 0.77rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--fg-soft);
}
.segmented { display: inline-flex; border: 1px solid var(--rule); border-radius: var(--radius); overflow: hidden; }
.segmented__btn {
  min-height: 44px;
  padding: 0 0.85rem;
  border: none;
  background: var(--bg);
  color: var(--fg-soft);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  cursor: pointer;
}
.segmented__btn + .segmented__btn { border-left: 1px solid var(--rule); }
.segmented__btn[aria-pressed="true"] { background: var(--fg); color: var(--bg); }
.stepper { display: inline-flex; align-items: center; gap: 0.4rem; }
.stepper__btn {
  min-width: 44px; min-height: 44px;
  border: 1px solid var(--rule);
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  border-radius: var(--radius);
  cursor: pointer;
}
.stepper__btn:hover { background: var(--bg-raised); }
.stepper__value {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  color: var(--fg-soft);
  min-width: 3.2rem;
  text-align: center;
}

/* Konto/utloggning i inställningspanelen */
.settings__account {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 0.5rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--rule);
}
.settings__who {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--fg-faint);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.settings__logout {
  min-height: 44px;
  padding: 0 0.9rem;
  border: 1px solid var(--rule);
  background: var(--bg);
  color: var(--fg-soft);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  border-radius: var(--radius);
  cursor: pointer;
  white-space: nowrap;
}
.settings__logout:hover { background: var(--bg-raised); color: var(--fg); }

/* --- Åtkomstsidor (logga in / bekräfta) ------------------------------- */
.auth {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100dvh;
  padding: calc(env(safe-area-inset-top) + 2rem) var(--space) calc(env(safe-area-inset-bottom) + 3rem);
}
.auth__box {
  width: 100%;
  max-width: 22rem;
}
.auth__meta {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.04em;
  color: var(--fg-faint);
  margin: 0.3rem 0 2.5rem;
}
.auth__title {
  font-weight: 500;
  font-size: clamp(1.9rem, 8vw, 2.4rem);
  line-height: 1.08;
  letter-spacing: -0.01em;
  margin: 0 0 1rem;
}
.auth__msg { color: var(--fg-soft); line-height: 1.5; margin: 0 0 1.5rem; }
.auth__msg--err { color: var(--accent); }
.auth__form { display: flex; flex-direction: column; gap: 1.1rem; margin: 1.5rem 0 1rem; }
.auth__hint { font-size: 0.85rem; color: var(--fg-faint); margin: 1rem 0 0; }
.field { display: flex; flex-direction: column; gap: 0.45rem; }
.field__label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  color: var(--fg-soft);
}
.field__input {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  padding: 0.85rem 0.9rem;
  color: var(--fg);
  background: var(--bg-raised);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
}
.field__input:focus-visible { outline: 2px solid var(--accent); outline-offset: 1px; }
.auth .btn { width: 100%; }

/* --- Större skärmar --------------------------------------------------- */
@media (min-width: 48rem) {
  :root { --reading-font-size: calc(1.25rem * var(--reading-scale)); }
  .reading { padding-top: calc(env(safe-area-inset-top) + var(--chrome-h) + 3rem); }
}

/* --- Reducerad rörelse ------------------------------------------------ */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
  .page { min-height: 100svh; }
}