/* ==========================================================================
   Plecak ewakuacyjny na niepewne czasy — strona promocyjna + czytnik online
   Ten sam system co ksiazka (projekt/produkcja/css/tokens.css), przepisany
   pod reflow/web zamiast stalego skladu drukarskiego.
   ========================================================================== */

@font-face {
  font-family: 'Literata';
  font-style: normal; font-weight: 400 700; font-display: swap;
  src: url(../fonts/Literata-Variable-normal-latin.woff2) format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+2000-206F, U+20AC, U+2122;
}
@font-face {
  font-family: 'Literata';
  font-style: normal; font-weight: 400 700; font-display: swap;
  src: url(../fonts/Literata-Variable-normal-latin-ext.woff2) format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02FF, U+1E00-1EFF, U+A720-A7FF;
}
@font-face {
  font-family: 'Literata';
  font-style: italic; font-weight: 400 700; font-display: swap;
  src: url(../fonts/Literata-Variable-italic-latin.woff2) format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+2000-206F, U+20AC, U+2122;
}
@font-face {
  font-family: 'Literata';
  font-style: italic; font-weight: 400 700; font-display: swap;
  src: url(../fonts/Literata-Variable-italic-latin-ext.woff2) format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02FF, U+1E00-1EFF, U+A720-A7FF;
}
@font-face {
  font-family: 'Archivo';
  font-style: normal; font-weight: 400 900; font-display: swap;
  src: url(../fonts/Archivo-Variable-normal-latin.woff2) format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+2000-206F, U+20AC, U+2122;
}
@font-face {
  font-family: 'Archivo';
  font-style: normal; font-weight: 400 900; font-display: swap;
  src: url(../fonts/Archivo-Variable-normal-latin-ext.woff2) format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02FF, U+1E00-1EFF, U+A720-A7FF;
}

:root {
  --ink: #17181a;
  --ink-soft: #4a4a49;
  --muted: #6f6d68;
  --muted-2: #a3a09a;
  --paper: #fefefd;
  --paper-tint: #faf8f5;
  --rule: #e7e4de;
  --rule-strong: #d8d4cb;
  --accent: #ea6318;
  --accent-ink: #b84c11;
  --accent-wash: #fdf1e7;
  --font-text: 'Literata', Georgia, serif;
  --font-ui: 'Archivo', Helvetica, Arial, sans-serif;
  --measure: 34em;
  --header-h: 60px;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-text);
  font-size: clamp(16px, 1.5vw, 18px);
  line-height: 1.55;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; }
h1, h2, h3 { font-family: var(--font-ui); margin: 0; line-height: 1.15; }
.container {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 clamp(20px, 5vw, 48px);
}
.kicker {
  font-family: var(--font-ui);
  font-weight: 700;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--accent);
  font-size: .8em;
}
.visually-hidden {
  position: absolute; width: 1px; height: 1px; overflow: hidden;
  clip: rect(0,0,0,0); white-space: nowrap;
}

/* --- Przyciski --------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .5em;
  font-family: var(--font-ui);
  font-weight: 700;
  font-size: .92rem;
  letter-spacing: .01em;
  padding: .85em 1.5em;
  border-radius: 999px;
  text-decoration: none;
  border: 1.5px solid transparent;
  cursor: pointer;
  transition: transform .15s ease, background .15s ease, border-color .15s ease;
}
.btn:active { transform: scale(.97); }
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-ink); }
.btn-outline { background: transparent; color: var(--ink); border-color: var(--rule-strong); }
.btn-outline:hover { border-color: var(--accent); color: var(--accent-ink); }
.btn-ghost { background: transparent; color: var(--ink-soft); padding: .5em .9em; font-weight: 600; }
.btn-sm { padding: .55em 1.1em; font-size: .82rem; }
.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: .7em;
  justify-content: center;
}

/* --- Naglowek strony (sticky) -------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  height: var(--header-h);
  display: flex;
  align-items: center;
  background: rgba(254,254,253,.92);
  backdrop-filter: saturate(150%) blur(8px);
  border-bottom: 1px solid var(--rule);
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}
.brand {
  font-family: var(--font-ui);
  font-weight: 800;
  font-size: 1rem;
  letter-spacing: -.01em;
  text-decoration: none;
  color: var(--ink);
  text-transform: uppercase;
  white-space: nowrap;
}
.brand .dot { color: var(--accent); }
.main-nav {
  display: none;
  align-items: center;
  gap: 1.8em;
  font-family: var(--font-ui);
  font-weight: 600;
  font-size: .9rem;
}
.main-nav a { text-decoration: none; color: var(--ink-soft); }
.main-nav a:hover { color: var(--accent-ink); }
.header-actions { display: flex; align-items: center; gap: .6em; }
.menu-toggle {
  display: inline-flex;
  background: none;
  border: none;
  padding: .4em;
  cursor: pointer;
  color: var(--ink);
}
.menu-toggle svg { width: 22px; height: 22px; }
.mobile-menu {
  display: none;
  position: fixed;
  inset: var(--header-h) 0 0 0;
  background: var(--paper);
  z-index: 39;
  padding: 1.5em clamp(20px, 5vw, 48px);
  overflow-y: auto;
}
.mobile-menu.open { display: block; }
.mobile-menu a {
  display: block;
  font-family: var(--font-ui);
  font-weight: 700;
  font-size: 1.3rem;
  text-decoration: none;
  color: var(--ink);
  padding: .6em 0;
  border-bottom: 1px solid var(--rule);
}
.mobile-menu .btn { margin-top: 1.5em; width: 100%; justify-content: center; }

@media (min-width: 780px) {
  .main-nav { display: flex; }
  .menu-toggle { display: none; }
  .mobile-menu { display: none !important; }
}

/* --- Hero ----------------------------------------------------------------- */
.hero {
  padding: clamp(2.5em, 6vw, 5em) 0 clamp(3em, 7vw, 6em);
  text-align: center;
}
.hero-covers {
  position: relative;
  width: clamp(180px, 40vw, 300px);
  margin: 0 auto clamp(1.8em, 4vw, 2.6em);
}
.hero-covers .cover-back {
  position: absolute;
  top: 4%;
  left: 10%;
  width: 100%;
  transform: rotate(4deg);
  box-shadow: 0 18px 40px -12px rgba(23,24,26,.28);
  border-radius: 3px;
}
.hero-covers .cover-front {
  position: relative;
  width: 100%;
  transform: rotate(-3deg);
  box-shadow: 0 24px 50px -14px rgba(23,24,26,.35);
  border-radius: 3px;
}
.hero-eyebrow { margin-bottom: .9em; }
.hero h1 {
  font-family: var(--font-ui);
  font-weight: 800;
  font-size: clamp(1.9rem, 5vw, 3.1rem);
  text-transform: uppercase;
  letter-spacing: -.01em;
  max-width: 16em;
  margin: 0 auto .4em;
}
.hero .subtitle {
  font-style: italic;
  color: var(--ink-soft);
  font-size: clamp(1.05rem, 2.2vw, 1.3rem);
  max-width: 30em;
  margin: 0 auto 1.3em;
}
.hero .tagline {
  font-family: var(--font-ui);
  font-weight: 700;
  color: var(--accent-ink);
  font-size: clamp(1rem, 2vw, 1.15rem);
  margin: 0 auto 1.8em;
  max-width: 26em;
}

/* --- Sekcje ogolne ---------------------------------------------------------- */
.section { padding: clamp(3em, 7vw, 5.5em) 0; }
.section-alt { background: var(--paper-tint); }
.section-narrow { max-width: var(--measure); margin: 0 auto; }
.section-center { text-align: center; }
.section-title {
  font-weight: 800;
  font-size: clamp(1.5rem, 3.2vw, 2.1rem);
  text-transform: uppercase;
  letter-spacing: -.005em;
  margin-bottom: .6em;
}
.lede {
  font-style: italic;
  color: var(--ink-soft);
  font-size: 1.15em;
  margin-bottom: 1em;
}
.prose p { margin: 0 0 1.1em; }
.prose p:last-child { margin-bottom: 0; }

/* --- Siatka przegrodek ------------------------------------------------------ */
/* max-width dobrany tak, by mieściły się dokładnie 4 kafelki w rzędzie (7 = 4+3,
   oba rzędy wyśrodkowane); na wąskich ekranach zawija się naturalnie węziej. */
.compartments {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1.1em;
  margin: 2em auto 0;
  max-width: 610px;
}
.compartment-tile {
  display: block;
  flex: 0 1 130px;
  text-decoration: none;
  color: var(--ink);
  background: var(--paper-tint);
  border: 1px solid var(--rule);
  border-radius: 10px;
  padding: 1.1em 1em;
  text-align: center;
  transition: border-color .15s ease, transform .15s ease;
}
.compartment-tile:hover { border-color: var(--accent); transform: translateY(-2px); }
.compartment-tile img {
  width: 64px;
  height: 64px;
  object-fit: contain;
  margin: 0 auto .6em;
}
.compartment-tile .ct-label {
  font-family: var(--font-ui);
  font-weight: 700;
  font-size: .85rem;
  text-transform: uppercase;
  letter-spacing: .04em;
}

/* --- Cytat-obietnica -------------------------------------------------------- */
.pull-quote {
  text-align: center;
  max-width: 22em;
  margin: 0 auto;
}
.pull-quote .pq-rule {
  width: 40px; height: 3px; background: var(--accent);
  margin: 0 auto 1em;
}
.pull-quote p {
  font-style: italic;
  font-weight: 500;
  font-size: clamp(1.3rem, 3vw, 1.8rem);
  line-height: 1.4;
  margin: 0;
}
.pull-quote .pq-2 { color: var(--accent-ink); }

/* --- Pytanie + CTA ----------------------------------------------------------- */
.question-block { text-align: center; }
.question-block p {
  font-size: clamp(1.1rem, 2.4vw, 1.4rem);
  max-width: 26em;
  margin: 0 auto 1.4em;
}
.question-block .qb-final {
  font-style: italic;
  color: var(--ink-soft);
  margin-bottom: 1.8em;
}

/* --- Autor ------------------------------------------------------------------- */
.author-block {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 1.4em;
}
.author-block img {
  width: 116px; height: 116px;
  border-radius: 50%;
  object-fit: cover;
  box-shadow: 0 8px 22px -8px rgba(23,24,26,.35);
}
.author-block .author-name {
  font-family: var(--font-ui);
  font-weight: 800;
  font-size: 1.15rem;
}
.author-block .author-role {
  font-size: .85rem;
  color: var(--muted);
  font-family: var(--font-ui);
  font-weight: 600;
  letter-spacing: .03em;
  text-transform: uppercase;
  margin-top: .2em;
}
.author-block .prose { text-align: left; max-width: 38em; }
@media (min-width: 720px) {
  .author-block { flex-direction: row; align-items: flex-start; text-align: left; }
  .author-block .author-meta { flex: none; width: 160px; text-align: center; }
}

/* --- Stopka ------------------------------------------------------------------ */
.site-footer {
  border-top: 1px solid var(--rule);
  padding: 2.6em 0;
  font-family: var(--font-ui);
}
.footer-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 1.6em;
  justify-content: space-between;
  align-items: center;
}
.footer-brand { font-weight: 800; text-transform: uppercase; font-size: .95rem; }
.footer-links { display: flex; gap: 1.4em; flex-wrap: wrap; font-size: .85rem; }
.footer-links a { text-decoration: none; color: var(--ink-soft); }
.footer-links a:hover { color: var(--accent-ink); }
.footer-fine { color: var(--muted-2); font-size: .78rem; margin-top: 1.6em; }

/* ==========================================================================
   Czytnik online (/czytaj/)
   ========================================================================== */

.reader-header {
  position: sticky; top: 0; z-index: 40;
  height: 52px;
  display: flex; align-items: center;
  background: rgba(254,254,253,.94);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--rule);
}
.reader-header .container {
  display: flex; align-items: center; justify-content: space-between; width: 100%;
  gap: 1em;
}
.reader-header .rh-back {
  display: flex; align-items: center; gap: .4em;
  font-family: var(--font-ui); font-weight: 700; font-size: .85rem;
  text-decoration: none; color: var(--ink-soft);
}
.reader-header .rh-back:hover { color: var(--accent-ink); }
.reader-header .rh-title {
  font-family: var(--font-ui); font-weight: 600; font-size: .8rem;
  color: var(--muted); text-align: center;
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
  flex: 1 1 auto;
}
.reading-progress {
  position: fixed; top: 52px; left: 0; height: 2px;
  background: var(--accent); z-index: 41; width: 0%;
  transition: width .1s linear;
}

.reader-main { padding: clamp(2em, 5vw, 3.5em) 0 4em; }
.reader-container {
  max-width: var(--measure);
  margin: 0 auto;
  padding: 0 clamp(20px, 6vw, 40px);
}

.chapter-breadcrumb {
  font-family: var(--font-ui);
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  font-size: .78rem;
  color: var(--accent);
  margin-bottom: .8em;
}
.chapter-title {
  font-family: var(--font-text);
  font-weight: 600;
  font-size: clamp(1.5rem, 4vw, 2.1rem);
  margin-bottom: 1.1em;
  color: var(--ink);
}

.body-copy { text-align: left; hyphens: auto; }
.body-copy p { margin: 0 0 1.15em; text-indent: 1.15em; }
.body-copy p.no-indent, .body-copy p:first-child { text-indent: 0; }
.body-copy sup.fn-ref {
  font-family: var(--font-ui); font-weight: 700; color: var(--accent-ink);
  margin-left: .1em;
}
.start-mark {
  display: inline-block; width: .5em; height: .5em;
  background: var(--accent); margin-right: .45em;
  transform: translateY(-1px);
}
.body-copy ul.list-bullet, .body-copy ol.list-number { margin: 1.2em 0; padding-left: 1.3em; }
.body-copy ul.list-bullet { list-style: none; padding-left: 1.1em; }
.body-copy ul.list-bullet li { position: relative; padding-left: 1em; margin-bottom: .4em; }
.body-copy ul.list-bullet li::before {
  content: ''; position: absolute; left: 0; top: .55em;
  width: 6px; height: 6px; background: var(--accent);
}
.body-copy ol.list-number li { margin-bottom: .4em; }

.todo {
  margin: 1.8em 0; padding: 1em 1.2em;
  background: var(--accent-wash);
  border-left: 3px solid var(--accent);
  border-radius: 0 8px 8px 0;
}
.todo-label {
  font-family: var(--font-ui); font-weight: 700; letter-spacing: .1em;
  text-transform: uppercase; color: var(--accent-ink); font-size: .78rem;
  margin: 0 0 .4em;
}
.todo-text { font-style: italic; margin: 0; }

.aphorism {
  margin: 1.8em 0 0; padding-top: .8em;
  border-top: 2px solid var(--accent);
  font-style: italic; font-weight: 500;
  font-size: 1.15em;
}

.fn-block { margin-top: 2.4em; padding-top: 1em; border-top: 1px solid var(--rule); }
.fn-label {
  font-family: var(--font-ui); font-weight: 600; letter-spacing: .1em;
  text-transform: uppercase; color: var(--muted); font-size: .74rem;
  margin-bottom: .8em;
}
.fn-item { font-size: .88em; color: var(--ink-soft); margin-bottom: .6em; }
.fn-num { font-family: var(--font-ui); font-weight: 700; color: var(--accent-ink); margin-right: .3em; }
.fn-back { text-decoration: none; color: var(--accent-ink); margin-left: .3em; }

.chapter-nav {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: .8em;
  margin-top: 3em;
  padding-top: 1.6em;
  border-top: 1px solid var(--rule);
}
.chapter-nav a {
  display: flex; flex-direction: column;
  text-decoration: none; color: var(--ink);
  padding: 1em 1.1em;
  border: 1px solid var(--rule);
  border-radius: 10px;
  transition: border-color .15s ease;
}
.chapter-nav a:hover { border-color: var(--accent); }
.chapter-nav .cn-dir {
  font-family: var(--font-ui); font-weight: 700; font-size: .72rem;
  letter-spacing: .1em; text-transform: uppercase; color: var(--muted);
  margin-bottom: .3em;
}
.chapter-nav .cn-next { text-align: right; grid-column: 2; }
.chapter-nav .cn-title { font-family: var(--font-text); font-size: .95rem; }
.chapter-nav .cn-placeholder { visibility: hidden; }

.reader-download {
  margin-top: 2.4em;
  text-align: center;
}

/* --- Spis tresci czytnika ----------------------------------------------------- */
.toc-intro { max-width: var(--measure); margin: 0 auto 2.4em; text-align: center; }
.toc-parts { max-width: 46em; margin: 0 auto; }
.toc-part-block { margin-bottom: 2em; border: 1px solid var(--rule); border-radius: 12px; overflow: hidden; }
.toc-part-head {
  display: flex; align-items: center; gap: 1em;
  padding: 1em 1.2em;
  text-decoration: none; color: var(--ink);
  background: var(--paper-tint);
}
.toc-part-head img { width: 44px; height: 44px; object-fit: contain; flex: none; }
.toc-part-head .tph-kicker { font-size: .72rem; }
.toc-part-head .tph-title { font-family: var(--font-ui); font-weight: 800; font-size: 1.05rem; text-transform: uppercase; }
.toc-chapter-list { list-style: none; margin: 0; padding: .4em 0; }
.toc-chapter-list li a {
  display: flex; gap: .8em;
  padding: .55em 1.2em;
  text-decoration: none; color: var(--ink-soft);
  font-size: .92rem;
}
.toc-chapter-list li a:hover { color: var(--accent-ink); background: var(--accent-wash); }
.toc-chapter-list .tc-num { font-family: var(--font-ui); font-weight: 700; color: var(--muted-2); width: 2.4em; flex: none; }
.toc-extra-list { list-style: none; margin: 1.6em 0 0; padding: 0; text-align: center; }
.toc-extra-list a {
  display: inline-block; margin: 0 .6em; text-decoration: none;
  color: var(--ink-soft); font-family: var(--font-ui); font-weight: 600; font-size: .9rem;
}
.toc-extra-list a:hover { color: var(--accent-ink); }

/* --- Otwarcie czesci (czytnik) ------------------------------------------------ */
.part-opener-page { text-align: center; padding: clamp(2em, 6vw, 4em) 0; }
.part-opener-page .po-figure { width: clamp(140px, 30vw, 220px); margin: 0 auto 1.4em; }
.part-opener-page h1 {
  font-weight: 800; font-size: clamp(1.8rem, 5vw, 2.6rem);
  text-transform: uppercase; margin: .3em 0;
}
.part-opener-page .po-desc {
  font-style: italic; color: var(--ink-soft);
  max-width: 30em; margin: 1em auto 2em;
  font-size: 1.1em;
}

/* --- Poslowie / Zrodla --------------------------------------------------------- */
.afterword-mark { text-align: center; font-style: italic; font-size: 2em; color: var(--accent); margin-top: 1.2em; }
.afterword-signature { text-align: right; font-style: italic; color: var(--ink-soft); margin-top: 1em; }
.src-part { color: var(--accent-ink); font-weight: 700; letter-spacing: .08em; text-transform: uppercase; font-size: .85em; margin: 1.6em 0 .3em; font-family: var(--font-ui); }
.src-part:first-child { margin-top: 0; }
.src-chapter { font-weight: 700; margin: 1em 0 .4em; font-family: var(--font-ui); font-size: .92rem; }
.src-item { font-size: .88em; color: var(--ink-soft); margin: 0 0 .6em; }
.src-num { font-family: var(--font-ui); font-weight: 700; color: var(--accent-ink); margin-right: .3em; }
.src-url { display: block; font-family: var(--font-ui); font-size: .85em; color: var(--muted); word-break: break-all; }