/* ========================================================================
   REK — zegary wieżowe / kuranty / dzwony — modern static rebuild
   ======================================================================== */

:root {
  --ink: #0a1626;
  --ink-2: #0f2038;
  --paper: #f4ecd8;
  --paper-dim: #cfc4a8;
  --brand: #2c56c9;
  --brand-deep: #0e3c9a;
  --brass: #c9a961;
  --brass-dim: #8a7442;
  --line: rgba(244, 236, 216, 0.14);

  --font-display: "Fraunces", "Iowan Old Style", Georgia, serif;
  --font-body: "Source Serif 4", Georgia, serif;

  --wrap: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--ink);
  color: var(--paper);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

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

h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.08;
  margin: 0 0 0.5em;
  color: var(--paper);
  letter-spacing: -0.01em;
}

h1 { font-size: clamp(2.6rem, 6vw, 4.6rem); font-weight: 600; }
h2 { font-size: clamp(1.9rem, 3.6vw, 2.7rem); }
h3 { font-size: 1.25rem; font-family: var(--font-body); font-weight: 600; }

p { margin: 0 0 1.1em; }
a { color: var(--brass); }

.wrap {
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 28px;
}

.eyebrow {
  font-family: var(--font-body);
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 0.78rem;
  color: var(--brass);
  margin: 0 0 0.9em;
  font-style: italic;
}

.section-lede {
  max-width: 62ch;
  color: var(--paper-dim);
  font-size: 1.05rem;
}

.muted { color: var(--paper-dim); }

/* ---------- buttons ---------- */
.btn {
  display: inline-block;
  padding: 0.85em 1.7em;
  border-radius: 2px;
  font-family: var(--font-body);
  font-weight: 600;
  text-decoration: none;
  border: 1px solid transparent;
  transition: transform 0.2s ease, background 0.2s ease, border-color 0.2s ease;
}
.btn-primary {
  background: var(--brass);
  color: var(--ink);
}
.btn-primary:hover { transform: translateY(-2px); background: #dcb976; }
.btn-ghost {
  color: var(--paper);
  border-color: var(--line);
}
.btn-ghost:hover { border-color: var(--brass); color: var(--brass); transform: translateY(-2px); }

/* ---------- header / nav ---------- */
.nav-toggle { display: none; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--ink);
  border-bottom: 1px solid var(--line);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.brand-mark {
  width: 34px;
  height: 34px;
  flex-shrink: 0;
}
.brand-mark circle { fill: none; stroke: var(--brass); stroke-width: 5; }
.brand-mark .hand { stroke: var(--paper); stroke-width: 6; stroke-linecap: round; }
.brand-mark .pin { fill: var(--brass); }

.brand-word {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.5rem;
  color: var(--paper);
  letter-spacing: 0.02em;
  display: flex;
  flex-direction: column;
  line-height: 1.05;
}
.brand-word small {
  font-family: var(--font-body);
  font-weight: 400;
  font-style: italic;
  font-size: 0.62rem;
  letter-spacing: 0.06em;
  color: var(--paper-dim);
  text-transform: uppercase;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 30px;
}
.site-nav a {
  color: var(--paper);
  text-decoration: none;
  font-size: 0.95rem;
  letter-spacing: 0.01em;
  border-bottom: 1px solid transparent;
  padding-bottom: 3px;
  transition: border-color 0.2s ease, color 0.2s ease;
}
.site-nav a:hover { color: var(--brass); border-color: var(--brass); }
.site-nav a.nav-cta {
  color: var(--ink);
  background: var(--brass);
  padding: 0.55em 1.2em;
  border-radius: 2px;
}
.site-nav a.nav-cta:hover { background: #dcb976; border-color: transparent; }

.nav-burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 8px;
}
.nav-burger span { width: 24px; height: 2px; background: var(--paper); display: block; }

/* ---------- hero ---------- */
.hero {
  position: relative;
  min-height: 92vh;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
}
.hero-media {
  position: absolute;
  inset: 0;
}
.hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(35%) brightness(0.42) contrast(1.1);
}
.hero-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(10,22,38,0.35) 0%, rgba(10,22,38,0.55) 55%, rgba(10,22,38,0.97) 100%),
    linear-gradient(90deg, rgba(10,22,38,0.55) 0%, rgba(10,22,38,0.1) 45%);
}
.hero-inner {
  position: relative;
  padding-bottom: 86px;
  padding-top: 120px;
}
.hero-lede {
  max-width: 46ch;
  font-size: 1.15rem;
  color: var(--paper-dim);
}
.hero-actions {
  display: flex;
  gap: 16px;
  margin-top: 1.5em;
  flex-wrap: wrap;
}

/* ---------- sections ---------- */
.section {
  padding: 100px 0;
  border-bottom: 1px solid var(--line);
}
.section-alt {
  background: var(--ink-2);
}

/* ---------- o firmie ---------- */
.onas-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 70px;
}
.onas-text p { color: var(--paper-dim); }
.stat-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-left: 1px solid var(--line);
  padding-left: 40px;
  display: flex;
  flex-direction: column;
  gap: 28px;
}
.stat-num {
  display: block;
  font-family: var(--font-display);
  font-size: 2.1rem;
  color: var(--brass);
  font-weight: 600;
}
.stat-label {
  display: block;
  font-size: 0.9rem;
  color: var(--paper-dim);
  margin-top: 2px;
}

/* ---------- oferta ---------- */
.offer-grid {
  margin-top: 50px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}
.offer-card {
  background: var(--ink);
  padding: 34px 30px;
}
.section-alt .offer-card { background: var(--ink-2); }
.offer-card h3 { color: var(--brass); }
.offer-card p { color: var(--paper-dim); font-size: 0.96rem; margin-bottom: 0; }

/* ---------- feature (Opole) ---------- */
.feature-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.feature-media img {
  border: 1px solid var(--line);
  filter: saturate(1.05);
}
.feature-text p { color: var(--paper-dim); }
.feature-stats {
  list-style: none;
  margin: 1.6em 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px 30px;
}
.feature-stats strong {
  color: var(--brass);
  font-family: var(--font-display);
  display: block;
  font-size: 1.3rem;
}

/* ---------- how it works / clock face ---------- */
.how-grid {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 70px;
  align-items: center;
}
.clock-face { width: 100%; height: auto; }
.clock-face .face {
  fill: var(--ink);
  stroke: var(--brass);
  stroke-width: 2.5;
}
.clock-face .ticks line {
  stroke: var(--brass-dim);
  stroke-width: 3;
}
.clock-face .hand {
  stroke-linecap: round;
  transform-origin: 100px 100px;
  transform: rotate(0deg);
  transition: transform 0.25s cubic-bezier(0.4, 1.8, 0.4, 1);
}
.clock-face .hour { stroke: var(--paper); stroke-width: 7; }
.clock-face .minute { stroke: var(--paper); stroke-width: 5; }
.clock-face .second { stroke: var(--brass); stroke-width: 2; }
.clock-face .pin { fill: var(--brass); }
.clock-face.small { max-width: 150px; margin: 0 auto 20px; }

.how-text p { color: var(--paper-dim); }

/* ---------- gallery ---------- */
.gallery-grid {
  margin-top: 40px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 3px;
}
.gallery-item {
  position: relative;
  display: block;
  aspect-ratio: 4 / 5;
  overflow: hidden;
  text-decoration: none;
}
.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(20%) brightness(0.85);
  transition: transform 0.5s ease, filter 0.4s ease;
}
.gallery-item:hover img { transform: scale(1.07); filter: grayscale(0%) brightness(1); }
.gallery-item span {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  padding: 10px 12px;
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  color: var(--paper);
  background: linear-gradient(0deg, rgba(10,22,38,0.9), transparent);
}

.lightbox {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 100;
  background: var(--ink);
  align-items: center;
  justify-content: center;
  padding: 40px;
}
.lightbox:target { display: flex; }
.lightbox figure {
  margin: 0;
  max-width: 640px;
  text-align: center;
}
.lightbox img {
  max-height: 74vh;
  margin: 0 auto;
  border: 1px solid var(--line);
}
.lightbox figcaption {
  margin-top: 16px;
  color: var(--brass);
  font-style: italic;
}
.lightbox-close {
  position: absolute;
  inset: 0;
  display: block;
}

/* ---------- referencje ---------- */
.ref-columns {
  margin-top: 40px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 40px;
}
.ref-columns ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.ref-columns li {
  font-size: 0.92rem;
  color: var(--paper-dim);
  border-top: 1px solid var(--line);
  padding-top: 14px;
}

/* ---------- hejnal ---------- */
.hejnal-inner { max-width: 76ch; }
.hejnal p { color: var(--paper-dim); }

/* ---------- kontakt ---------- */
.kontakt-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 60px;
}
.kontakt-details {
  margin: 2em 0 0;
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.kontakt-details dt {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--brass);
  margin-bottom: 4px;
}
.kontakt-details dd {
  margin: 0;
  font-size: 1.05rem;
}
.kontakt-details a { color: var(--paper); text-decoration: underline; text-decoration-color: var(--brass); }

.kontakt-card {
  background: var(--ink);
  border: 1px solid var(--line);
  padding: 40px;
  text-align: center;
  align-self: start;
}
.kontakt-card p { color: var(--paper-dim); font-size: 0.95rem; margin-bottom: 0; }

/* ---------- footer ---------- */
.site-footer {
  padding: 40px 0;
  font-size: 0.85rem;
}
.footer-inner p { margin: 0 0 6px; color: var(--paper-dim); }

/* ============================ responsive ============================ */
@media (max-width: 900px) {
  .onas-grid, .feature-grid, .how-grid, .kontakt-grid { grid-template-columns: 1fr; }
  .stat-list { border-left: none; padding-left: 0; border-top: 1px solid var(--line); padding-top: 30px; }
  .offer-grid { grid-template-columns: repeat(2, 1fr); }
  .gallery-grid { grid-template-columns: repeat(3, 1fr); }
  .ref-columns { grid-template-columns: repeat(2, 1fr); }
  .how-media { max-width: 220px; margin: 0 auto; }
}

@media (max-width: 720px) {
  .site-nav {
    position: fixed;
    top: 76px; left: 0; right: 0; bottom: 0;
    background: var(--ink);
    flex-direction: column;
    align-items: flex-start;
    padding: 40px 28px;
    gap: 24px;
    transform: translateX(100%);
    transition: transform 0.3s ease;
  }
  .nav-toggle:checked ~ .site-header .site-nav { transform: translateX(0); }
  .nav-burger { display: flex; }
  .site-nav a.nav-cta { margin-top: 10px; }

  .offer-grid { grid-template-columns: 1fr; }
  .gallery-grid { grid-template-columns: repeat(2, 1fr); }
  .ref-columns { grid-template-columns: 1fr 1fr; }
  .feature-stats { grid-template-columns: 1fr 1fr; }
  .section { padding: 64px 0; }
  .hero-inner { padding-top: 90px; padding-bottom: 60px; }
}

@media (max-width: 480px) {
  .ref-columns { grid-template-columns: 1fr; }
}