/* Pazadu — ruční práce se dřevem
   asymmetric-ledger: šedomodrá architektonická plocha s cihlovým akcentem */

:root {
  --bg: #eceff1;
  --bg-alt: #dde3e7;
  --bg-dark: #1f2a33;
  --ink: #151c22;
  --ink-soft: #606d78;
  --ink-invert: #eceff1;
  --accent: #a2472c;
  --accent-2: #3f6b86;
  --serif: Georgia, 'Times New Roman', serif;
  --sans: system-ui, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --h1: clamp(2.5rem, 5.6vw, 4.4rem);
  --gap: 28px;
  --pad: 40px;
}

* { box-sizing: border-box; }

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

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.8;
  overflow-x: hidden;
}

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

a { color: var(--accent); text-decoration: underline; text-underline-offset: 3px; }
a:hover { text-decoration-thickness: 2px; }

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

/* ---------- mřížka ---------- */

.grid {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--pad);
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  column-gap: var(--gap);
}

.grid > * { min-width: 0; }

.col-narrow { grid-column: 2 / 8; }   /* 6 sloupců s odsazením zleva */
.col-wide   { grid-column: 3 / 11; }  /* 8 sloupců na střed */
.col-full   { grid-column: 1 / -1; }

/* ---------- hlavička ---------- */

.site-head { padding: 26px 0 22px; }

.site-head .grid { row-gap: 14px; align-items: baseline; }

.brand {
  grid-column: 1 / 5;
  font-family: var(--serif);
  font-size: 1.6rem;
  letter-spacing: 0.01em;
  color: var(--ink);
  text-decoration: none;
}

.brand:hover { color: var(--accent); }

.site-nav { grid-column: 5 / 13; }

.site-nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 4px 28px;
  justify-content: flex-end;
}

.site-nav a {
  color: var(--ink-soft);
  text-decoration: none;
  font-size: 15px;
  padding: 2px 0;
  border-bottom: 1px solid transparent;
}

.site-nav a:hover { color: var(--ink); border-bottom-color: var(--accent); }

.site-nav a[aria-current="page"] {
  color: var(--ink);
  border-bottom-color: var(--accent);
}

/* ---------- vlasové linky ---------- */

.rule {
  grid-column: 1 / -1;
  border: 0;
  border-top: 1px solid var(--accent);
  margin: 0 0 34px;
}

.rule--soft { border-top-color: var(--accent-2); opacity: 0.6; }

.sec--dark .rule { border-top-color: var(--accent); }

/* ---------- hero ---------- */

.hero { padding: 48px 0 96px; }

.hero .grid { row-gap: 0; }

.hero h1 {
  grid-column: 1 / 9;
  grid-row: 1;
  margin: 0;
  font-family: var(--serif);
  font-weight: 400;
  font-size: var(--h1);
  line-height: 1.05;
  letter-spacing: -0.015em;
}

.hero-lead {
  grid-column: 1 / 5;
  grid-row: 2;
  margin: 40px 0 0;
  color: var(--ink);
}

.hero-meta {
  grid-column: 1 / 5;
  grid-row: 3;
  margin: 22px 0 0;
  font-size: 13px;
  line-height: 1.6;
  color: var(--accent-2);
}

.hero figure {
  grid-column: 9 / 13;
  grid-row: 1 / span 3;
  margin: 0;
  max-width: 480px;
  margin-top: calc(var(--h1) * 2.1);
}

figcaption {
  margin-top: 10px;
  font-family: var(--serif);
  font-style: italic;
  font-size: 13px;
  line-height: 1.55;
  color: var(--ink-soft);
}

/* ---------- sekce ---------- */

.sec { padding: 96px 0; }
.sec--alt { background: var(--bg-alt); }
.sec--dark { background: var(--bg-dark); color: var(--ink-invert); }
.sec--dark h2, .sec--dark h3 { color: var(--ink-invert); }
.sec--dark a { color: #d99070; }
.sec--dark figcaption { color: #9fb0bd; }
.sec--dark .num { color: #8fb0c6; }

.num {
  grid-column: 1 / 2;
  margin: 0;
  font-family: var(--serif);
  font-size: 14px;
  line-height: 1.4;
  color: var(--accent-2);
}

h2 {
  margin: 0 0 22px;
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(1.55rem, 2.6vw, 2.1rem);
  line-height: 1.14;
  letter-spacing: -0.01em;
}

h3 {
  margin: 34px 0 10px;
  font-family: var(--serif);
  font-weight: 400;
  font-size: 1.22rem;
  line-height: 1.25;
}

p { margin: 0 0 20px; max-width: 68ch; }

.sec p:last-child { margin-bottom: 0; }

/* ---------- seznamy ---------- */

.list-two {
  grid-column: 2 / 12;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  column-gap: 56px;
  list-style: none;
  margin: 30px 0 0;
  padding: 0;
}

.list-two li {
  padding: 12px 0 12px 26px;
  border-top: 1px solid rgba(63, 107, 134, 0.35);
  position: relative;
  line-height: 1.6;
}

.list-two li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 22px;
  width: 12px;
  height: 1px;
  background: var(--accent);
}

.check {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  max-width: 68ch;
}

.check li {
  padding: 10px 0 10px 26px;
  border-top: 1px solid rgba(63, 107, 134, 0.35);
  position: relative;
  line-height: 1.6;
}

.check li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 20px;
  width: 12px;
  height: 1px;
  background: var(--accent);
}

.sec--dark .check li, .sec--dark .list-two li { border-top-color: rgba(143, 176, 198, 0.4); }

/* ---------- tmavá sekce s detailem ---------- */

.detail-figure {
  grid-column: 2 / 6;
  margin: 0;
  align-self: start;
}

.detail-text { grid-column: 7 / 12; }

/* ---------- O projektu ---------- */

.about-marks {
  grid-column: 1 / 4;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 13px;
  line-height: 1.5;
  color: var(--accent-2);
}

.about-marks li {
  padding: 12px 0;
  border-top: 1px solid rgba(63, 107, 134, 0.4);
}

.about-marks li:last-child { border-bottom: 1px solid rgba(63, 107, 134, 0.4); }

.about-body { grid-column: 6 / 13; }

/* ---------- právní / textové stránky ---------- */

.doc-head { padding: 40px 0 8px; }

.doc-head h1 {
  grid-column: 1 / 10;
  margin: 0;
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(2rem, 4.2vw, 3.2rem);
  line-height: 1.08;
  letter-spacing: -0.015em;
}

.doc-head .doc-sub {
  grid-column: 1 / 6;
  margin: 24px 0 0;
  font-size: 13px;
  line-height: 1.6;
  color: var(--accent-2);
}

/* ---------- kontakt ---------- */

.contact-mail {
  font-family: var(--serif);
  font-size: clamp(1.3rem, 2.4vw, 1.8rem);
}

/* ---------- patička ---------- */

.site-foot {
  background: var(--bg-dark);
  color: var(--ink-invert);
  padding: 72px 0 56px;
  margin-top: 0;
}

.site-foot .grid { row-gap: 34px; }

.foot-name {
  grid-column: 1 / 5;
  font-family: var(--serif);
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.05;
  margin: 0;
}

.foot-name span {
  display: block;
  margin-top: 14px;
  font-family: var(--sans);
  font-size: 13px;
  line-height: 1.6;
  color: #9fb0bd;
  max-width: 30ch;
}

.foot-nav { grid-column: 6 / 9; }

.foot-nav ul { list-style: none; margin: 0; padding: 0; }

.foot-nav li { padding: 7px 0; }

.foot-nav a { color: var(--ink-invert); text-decoration: none; font-size: 15px; }

.foot-nav a:hover { color: #d99070; text-decoration: underline; }

.foot-contact { grid-column: 10 / 13; font-size: 15px; }

.foot-contact a { color: #d99070; }

.foot-contact p { margin: 0 0 10px; }

.foot-note {
  grid-column: 1 / -1;
  border-top: 1px solid rgba(162, 71, 44, 0.7);
  padding-top: 20px;
  margin: 8px 0 0;
  font-size: 13px;
  line-height: 1.6;
  color: #9fb0bd;
  max-width: none;
}

/* ---------- responzivita ---------- */

@media (max-width: 1000px) {
  :root { --pad: 32px; }

  .hero figure { margin-top: calc(var(--h1) * 1.6); max-width: 380px; }
  .col-narrow { grid-column: 1 / 9; }
  .col-wide { grid-column: 1 / 11; }
  .detail-figure { grid-column: 1 / 6; }
  .detail-text { grid-column: 7 / 13; }
  .list-two { grid-column: 1 / 12; column-gap: 36px; }
  .about-marks { grid-column: 1 / 4; }
  .about-body { grid-column: 5 / 13; }
  .foot-name { grid-column: 1 / 6; }
  .foot-nav { grid-column: 6 / 10; }
  .foot-contact { grid-column: 10 / 13; }
}

@media (max-width: 760px) {
  :root { --pad: 22px; --h1: clamp(2.1rem, 8.5vw, 2.9rem); }

  body { font-size: 16.5px; }

  .grid { grid-template-columns: 1fr; row-gap: 0; }

  .grid > * { grid-column: 1 / -1 !important; grid-row: auto !important; }

  .site-head { padding: 20px 0 16px; }
  .site-head .grid { row-gap: 12px; }
  .site-nav ul { justify-content: flex-start; gap: 4px 20px; }

  .hero { padding: 26px 0 56px; }
  .hero-lead { margin-top: 26px; }
  .hero figure { margin: 34px 0 0; max-width: 100%; }
  .hero figure img { width: 100%; }

  .sec { padding: 56px 0; }

  .num { margin-bottom: 12px; }

  .rule { margin-bottom: 22px; }

  .list-two { grid-template-columns: 1fr; margin-top: 20px; }

  .detail-figure { margin-bottom: 30px; }
  .detail-figure img { width: 100%; }

  .about-marks { margin-bottom: 30px; }

  .site-foot { padding: 52px 0 44px; }
  .site-foot .grid { row-gap: 28px; }
  .foot-name span { max-width: none; }
}

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; animation: none !important; }
}