/* ==========================================================================
   trybcomfort. — arkusz stylów
   Marka: DRT sp. z o.o.
   Bez zewnętrznych zasobów (fontów, skryptów, trackerów) — strona nie wysyła
   żadnych żądań do podmiotów trzecich, zgodnie z pkt 10 polityki prywatności.
   ========================================================================== */

/* --------------------------------------------------------------- 1. Tokeny */

:root {
  /* kolory marki */
  --ink:          #0E0E0E;
  --ink-soft:     #1B1B1B;
  --ink-line:     #2A2A2A;
  --paper:        #F7F7F5;
  --white:        #FFFFFF;
  --green:        #7CB230;   /* akcent — na ciemnym tle */
  --green-ink:    #527A1B;   /* akcent — na jasnym tle (kontrast AA) */

  /* role semantyczne — tryb jasny */
  --bg:           var(--paper);
  --surface:      var(--white);
  --text:         var(--ink-soft);
  --text-strong:  var(--ink);
  --text-muted:   #5C5C5C;
  --line:         #E2E2DE;
  --line-strong:  #CFCFC9;
  --accent:       var(--green-ink);

  /* typografia i rytm */
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
          "Helvetica Neue", Arial, "Noto Sans", "Liberation Sans", sans-serif;
  --measure: 68ch;
  --page: 1120px;
  --gutter: clamp(1.25rem, 5vw, 3rem);
  --radius: 10px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg:          var(--ink);
    --surface:     var(--ink-soft);
    --text:        #D6D6D2;
    --text-strong: #FFFFFF;
    --text-muted:  #A2A29E;
    --line:        var(--ink-line);
    --line-strong: #3C3C3C;
    --accent:      var(--green);
  }
}

/* ----------------------------------------------------------------- 2. Baza */

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

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: 5.5rem;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .01ms !important;
    transition-duration: .01ms !important;
  }
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 1.0625rem;      /* 17px */
  line-height: 1.7;
  font-feature-settings: "kern" 1, "liga" 1;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

img { max-width: 100%; height: auto; display: block; }

h1, h2, h3 {
  color: var(--text-strong);
  line-height: 1.22;
  letter-spacing: -0.015em;
  margin: 0;
  font-weight: 700;
  text-wrap: balance;
}

p, li { text-wrap: pretty; }

a {
  color: var(--accent);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
  transition: color .15s ease, text-decoration-color .15s ease;
}
a:hover { text-decoration-thickness: 2px; }

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

.wrap {
  width: 100%;
  max-width: var(--page);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 99;
  background: var(--green);
  color: var(--ink);
  padding: .75rem 1.25rem;
  font-weight: 700;
  text-decoration: none;
}
.skip-link:focus { left: 0; }

.visually-hidden {
  position: absolute;
  width: 1px; height: 1px;
  margin: -1px; padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

/* ------------------------------------------------- 3. Strona główna (dark) */

.home {
  background: var(--ink);
  color: #C9C9C4;
  min-height: 100svh;
  display: flex;
  flex-direction: column;
}

.home a { color: var(--green); }

.home__main {
  flex: 1 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  padding-block: clamp(3rem, 12vh, 7rem);
}

.hero { text-align: center; width: 100%; }

.hero__logo {
  width: min(460px, 78vw);
  margin-inline: auto;
}

.hero__rule {
  width: 72px;
  height: 3px;
  background: var(--green);
  border: 0;
  margin: clamp(2rem, 5vw, 2.75rem) auto clamp(1.5rem, 4vw, 2rem);
}

.hero__tagline {
  margin: 0 auto;
  max-width: 34ch;
  color: #B4B4B4;
  font-size: clamp(1rem, 2.4vw, 1.1875rem);
  line-height: 1.55;
}

/* karty kontaktowe */

.contact {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  max-width: 860px;
  margin: clamp(2.5rem, 7vw, 4rem) auto 0;
  text-align: left;
}

.contact__item {
  background: var(--ink-soft);
  border: 1px solid var(--ink-line);
  border-radius: var(--radius);
  padding: 1.375rem 1.5rem;
}

.contact__label {
  display: block;
  font-size: .75rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: #8A8A8A;
  margin-bottom: .5rem;
}

.contact__value {
  margin: 0;
  color: var(--white);
  font-size: 1.0625rem;
  line-height: 1.5;
  font-weight: 500;
  overflow-wrap: anywhere;
}

.contact__value a {
  color: var(--white);
  text-decoration-color: #5C5C5C;
}
.contact__value a:hover { color: var(--green); }

/* linki do mediów społecznościowych */

.social {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: .5rem 2rem;
  margin-top: clamp(1.75rem, 4vw, 2.5rem);
}

.social a {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .5rem .375rem;
  color: #B4B4B4;
  font-size: .9375rem;
  text-decoration: none;
}

.social a:hover { color: var(--green); }

.social svg {
  width: 18px;
  height: 18px;
  fill: currentColor;
  flex: 0 0 auto;
}

/* stopka strony głównej */

.home__footer {
  flex: 0 0 auto;
  border-top: 1px solid var(--ink-line);
  padding-block: 1.75rem 2.25rem;
  font-size: .875rem;
  color: #8A8A8A;
}

.home__footer .wrap {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem 2rem;
  align-items: baseline;
  justify-content: space-between;
}

.home__footer p { margin: 0; }

.home__footer a { color: #B4B4B4; text-decoration-color: #4A4A4A; }
.home__footer a:hover { color: var(--green); }

/* ------------------------------------------------------- 4. Pasek górny */

.topbar {
  background: var(--ink);
  border-bottom: 1px solid var(--ink-line);
  position: sticky;
  top: 0;
  z-index: 10;
}

.topbar .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 4.25rem;
}

.topbar__logo { display: inline-flex; align-items: center; }
.topbar__logo img { width: 168px; }

.topbar__back {
  color: #B4B4B4;
  font-size: .875rem;
  text-decoration: none;
  white-space: nowrap;
  border-bottom: 1px solid transparent;
  padding-bottom: 2px;
}
.topbar__back:hover { color: var(--green); border-bottom-color: var(--green); }

/* ----------------------------------------------------- 5. Strona dokumentu */

.doc { padding-block: clamp(2.5rem, 7vw, 4.5rem) clamp(3rem, 8vw, 5rem); }

.doc__head {
  max-width: var(--measure);
  padding-bottom: clamp(1.75rem, 4vw, 2.5rem);
  border-bottom: 1px solid var(--line);
  margin-bottom: clamp(2rem, 5vw, 3rem);
}

.doc__eyebrow {
  font-size: .75rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 700;
  margin: 0 0 .875rem;
}

.doc__title {
  font-size: clamp(2rem, 6vw, 2.875rem);
  margin-bottom: .875rem;
}

.doc__meta {
  margin: 0;
  color: var(--text-muted);
  font-size: .9375rem;
}

/* spis treści */

.toc {
  max-width: var(--measure);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.5rem 1.75rem;
  margin-bottom: clamp(2.5rem, 6vw, 3.5rem);
}

.toc h2 {
  font-size: .75rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--text-muted);
  font-weight: 700;
  margin-bottom: 1rem;
}

.toc ol {
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: toc;
  columns: 2;
  column-gap: 2.5rem;
}

.toc li {
  counter-increment: toc;
  position: relative;
  padding-left: 1.9rem;
  margin-bottom: .5rem;
  break-inside: avoid;
  font-size: .9375rem;
  line-height: 1.45;
}

.toc li::before {
  content: counter(toc) ".";
  position: absolute;
  left: 0;
  width: 1.4rem;
  text-align: right;
  color: var(--text-muted);
  font-variant-numeric: tabular-nums;
}

.toc a { text-decoration-color: var(--line-strong); }

@media (max-width: 640px) {
  .toc ol { columns: 1; }
}

/* treść dokumentu */

.doc__body { max-width: var(--measure); }

.doc__body section { margin-bottom: clamp(2.25rem, 5vw, 3rem); }

.doc__body h2 {
  font-size: clamp(1.1875rem, 3vw, 1.4375rem);
  margin-bottom: 1rem;
  scroll-margin-top: 6rem;
  display: flex;
  gap: .625rem;
  align-items: baseline;
}

.doc__body h2 .num {
  color: var(--accent);
  font-variant-numeric: tabular-nums;
  flex: 0 0 auto;
}

.doc__body p { margin: 0 0 1.125rem; }
.doc__body p:last-child { margin-bottom: 0; }

.doc__body ul {
  margin: 0 0 1.125rem;
  padding-left: 0;
  list-style: none;
}

.doc__body ul li {
  position: relative;
  padding-left: 1.375rem;
  margin-bottom: .5rem;
}

.doc__body ul li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .72em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--green);
}

/* lista a) b) c) — punkt 4 */

.list-lettered {
  margin: 0 0 1.125rem;
  padding: 0;
  list-style: none;
  counter-reset: letter;
}

.list-lettered > li {
  counter-increment: letter;
  position: relative;
  padding-left: 2.125rem;
  margin-bottom: 1rem;
}

.list-lettered > li::before {
  content: counter(letter, lower-alpha) ")";
  position: absolute;
  left: 0;
  top: 0;
  color: var(--accent);
  font-weight: 700;
}

/* wyróżniona ramka kontaktowa w dokumencie */

.callout {
  background: var(--surface);
  border: 1px solid var(--line);
  border-left: 3px solid var(--green);
  border-radius: var(--radius);
  padding: 1.375rem 1.625rem;
  margin: 1.75rem 0 0;
}

.callout p { margin: 0 0 .5rem; }
.callout p:last-child { margin-bottom: 0; }

/* stopka dokumentu */

.doc__footer {
  border-top: 1px solid var(--line);
  padding-block: 2rem 2.5rem;
  font-size: .875rem;
  color: var(--text-muted);
}

.doc__footer .wrap {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem 2rem;
  justify-content: space-between;
  align-items: baseline;
}

.doc__footer p { margin: 0; }

/* ------------------------------------------------------------- 6. Wydruk */

@media print {
  :root {
    --bg: #fff; --surface: #fff; --text: #000; --text-strong: #000;
    --text-muted: #444; --line: #bbb; --accent: #000;
  }
  body { font-size: 11pt; line-height: 1.5; }
  .topbar, .skip-link, .toc, .doc__footer { display: none !important; }
  .doc { padding-block: 0; }
  .doc__body section { break-inside: avoid; margin-bottom: 1.25rem; }
  .doc__body h2 { break-after: avoid; }
  .callout { border: 1px solid #bbb; }
  .doc__body ul li::before { background: #000; }
  a { color: #000; text-decoration: none; }
  /* pełny adres tylko przy linkach zewnętrznych — przy mailto/tel widoczny
     tekst jest już adresem albo numerem */
  a[href^="http"]::after { content: " (" attr(href) ")"; font-size: 9pt; color: #555; }
}