:root {
  --bg: #f8f7f4;
  --bg-alt: #eef1ee;
  --ink: #0f1a1a;
  --muted: #516260;
  --brand: #1f7a6f;
  --brand-dark: #155b53;
  --accent: #e4b64f;
  --white: #ffffff;
  --radius: 18px;
  --shadow: 0 18px 40px rgba(0, 0, 0, 0.14);
  --container: 1120px;
  --nav-h: 80px;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: "Inconsolata";
  color: var(--ink);
  font-size: 18px;
  line-height: 1.65;
  background: radial-gradient(
      1200px 800px at 80% -10%,
      #ffffff 0%,
      #f2f4f1 55%,
      var(--bg-alt) 100%
    )
    fixed;
  padding-top: var(--nav-h);
}

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

a {
  color: inherit;
}

h1,
h2,
h3,
h4 {
  font-family: "Aldrich", sans-serif;
  letter-spacing: 0.02em;
}

h2 {
  text-align: center;
  padding: 72px 0 36px;
  font-size: clamp(26px, 2.2vw, 34px);
}

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

/* NAVIGATION */
#logo img {
  height: 48px;
  width: auto;
}

.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--nav-h);
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 36px;
  z-index: 1000;
}

.navbar nav {
  display: flex;
  gap: 22px;
  align-items: center;
  flex-wrap: wrap;
}

.navbar nav a {
  font-size: 20px;
  text-decoration: none;
  font-weight: 500;
  padding: 8px 4px;
  position: relative;
}

.navbar nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 2px;
  background: var(--brand);
  transition: width 0.25s ease;
}

.navbar nav a:hover::after {
  width: 100%;
}

.menu-toggle {
  display: none;
  background: none;
  border: 1px solid rgba(0, 0, 0, 0.1);
  border-radius: 10px;
  padding: 8px 12px;
  font-size: 20px;
  cursor: pointer;
}

/* HERO SECTION */
.whole-hero {
  min-height: calc(100vh - var(--nav-h));
}

.hero-section {
  background-image:
    linear-gradient(rgba(0, 0, 0, 0.55), rgba(0, 0, 0, 0.2)),
    url(./images/hero.jpg);
  background-position: center center;
  background-size: cover;
  min-height: calc(100vh - var(--nav-h));
  display: flex;
  align-items: flex-end;
}

.hero-container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px 64px;
  display: grid;
  gap: 16px;
  justify-items: end;
}

.hero-kicker {
  color: rgba(255, 255, 255, 0.85);
  font-size: 14px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.hero-text {
  color: #ffffff;
  font-size: clamp(28px, 4vw, 56px);
  text-align: right;
  text-shadow: 0 10px 25px rgba(0, 0, 0, 0.4);
}

.hero-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.btn-primary,
.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 22px;
  border-radius: 999px;
  font-weight: 600;
  text-decoration: none;
  font-size: 15px;
  transition:
    transform 0.2s ease,
    box-shadow 0.2s ease,
    background 0.2s ease;
}

.btn-primary {
  background: var(--accent);
  color: #1f1a0f;
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.2);
}

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 16px 32px rgba(0, 0, 0, 0.24);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.16);
  color: #ffffff;
  border: 1px solid rgba(255, 255, 255, 0.4);
  backdrop-filter: blur(6px);
}

.btn-secondary:hover {
  transform: translateY(-1px);
}

/* SLUZBY */
.sluzby {
  font-family: "Aldrich";
  padding-bottom: 90px;
}

.sluzby-container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(3, 1fr);
  grid-template-rows: repeat(2, minmax(300px, 1fr));
  grid-template-areas:
    "a a b"
    "c d d";
}

.grid-item {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  display: flex;
  align-items: flex-end;
}

.grid-item::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(0, 0, 0, 0) 20%,
    rgba(0, 0, 0, 0.7) 100%
  );
  z-index: 1;
}

.sitotisk {
  background-image: url(images/sitotisk.jpg);
  background-repeat: no-repeat;
  background-position: center;
  background-size: cover;
  grid-area: a;
}

.tampon {
  background-image: url(images/tampon.jpg);
  background-repeat: no-repeat;
  background-position: center;
  background-size: cover;
  grid-area: b;
}

.ostatni {
  background-image: url(images/ostatni.jpg);
  background-repeat: no-repeat;
  background-position: center;
  background-size: cover;
  grid-area: c;
}

.dtf {
  background-image: url(images/dtf.jpg);
  background-repeat: no-repeat;
  background-position: center;
  background-size: cover;
  grid-area: d;
}

.sitotisk-text,
.tampon-text,
.dtf-text,
.ostatni-text {
  position: relative;
  z-index: 2;
  display: inline-block;
  color: #ffffff;
  background: rgba(31, 122, 111, 0.92);
  font-size: 24px;
  padding: 8px 22px;
  margin: 18px;
  font-family: "Aldrich", sans-serif;
}

.sluzba-text {
  font-size: clamp(11px, 1vw, 14px);
  line-height: 1.35;
  color: #ffffff;
  text-align: center;
  font-family: "Inconsolata";
}

.overlay {
  position: absolute;
  inset: 0;
  background: rgba(10, 18, 18, 0.78);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 14px;
  opacity: 0;
  transition: opacity 0.25s ease;
  z-index: 2;
  overflow: auto;
}

.grid-item:hover .overlay {
  opacity: 1;
}

/* NASE PRACE */
.naseprace {
  padding-bottom: 90px;
  background: linear-gradient(180deg, #1f7a6f 0%, #0f2f2c 100%);
  color: #ffffff;
}

.naseprace-container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

.naseprace-text {
  padding-top: 32px;
  text-align: center;
  color: #e0ecea;
}

/* KONTAKT */
.kontakt {
  padding-bottom: 90px;
}

.kontakt a {
  color: var(--brand-dark);
}

.kontakt-container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

.kontakty {
  display: grid;
  grid-template-columns: minmax(240px, 1fr) 2fr;
  gap: 32px;
  align-items: start;
}

.adresamenu {
  display: grid;
  gap: 16px;
}

.mapa iframe {
  width: 100%;
  min-height: 360px;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

/* NAPISTE */
.napis {
  padding-bottom: 90px;
}

.napis-container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

.napis-text {
  padding-bottom: 32px;
  text-align: center;
}

.napis-form form {
  display: grid;
  gap: 14px;
}

.feedback-input {
  font-size: 16px;
  line-height: 22px;
  background-color: #ffffff;
  border: 1px solid rgba(15, 26, 26, 0.2);
  transition:
    border 0.2s ease,
    box-shadow 0.2s ease;
  padding: 14px 16px;
  width: 100%;
  outline: 0;
  border-radius: 12px;
}

.feedback-input:focus {
  border-color: var(--brand);
  box-shadow: 0 0 0 3px rgba(31, 122, 111, 0.18);
}

textarea {
  min-height: 150px;
  resize: vertical;
  font-size: 16px;
}

[type="submit"] {
  width: 100%;
  background: var(--brand);
  border: 0;
  color: #ffffff;
  cursor: pointer;
  font-size: 18px;
  padding: 14px 16px;
  font-weight: 600;
  border-radius: 12px;
  transition:
    background 0.2s ease,
    transform 0.2s ease;
}

[type="submit"]:hover {
  background: var(--brand-dark);
  transform: translateY(-1px);
}

/* KATALOG */
.katalogcely {
  background-color: #f1f5f3;
  padding-bottom: 80px;
}

.katalog-container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px 40px;
}

.katalog {
  display: grid;
  grid-template-columns: repeat(3, minmax(200px, 1fr));
  gap: 24px;
  align-items: stretch;
}

.katalog-text {
  padding-bottom: 32px;
  text-align: center;
}

.katalog a {
  display: grid;
  place-items: center;
  gap: 12px;
  text-decoration: none;
  background: #ffffff;
  border-radius: var(--radius);
  padding: 18px;
  box-shadow: var(--shadow);
  transition:
    transform 0.2s ease,
    box-shadow 0.2s ease;
}

.katalog a:hover {
  transform: translateY(-2px);
  box-shadow: 0 22px 45px rgba(0, 0, 0, 0.16);
}

.katalog img {
  height: 160px;
  object-fit: contain;
}

.xfer,
.malfiny,
.cotton {
  text-align: center;
}

/* FOOTER */
.footer {
  padding: 40px 0 32px;
  background-color: #111a1a;
  color: #ffffff;
}

.dark-text {
  text-align: center;
  padding: 4px 0 10px 0;
  color: rgba(255, 255, 255, 0.7);
  font-size: 12px;
}

.footer-text {
  text-align: center;
  padding: 6px 0 2px 0;
  color: #ffffff;
}

.footer-icons {
  width: 48px;
  margin: 12px auto 0;
}

/* RESPONSIVE */
@media (max-width: 960px) {
  :root {
    --nav-h: 76px;
  }

  .navbar {
    padding: 0 20px;
  }

  .menu-toggle {
    display: block;
  }

  .navbar nav {
    position: absolute;
    top: var(--nav-h);
    left: 0;
    width: 100%;
    background: #ffffff;
    display: none;
    flex-direction: column;
    gap: 0;
    box-shadow: var(--shadow);
    border-bottom-left-radius: 16px;
    border-bottom-right-radius: 16px;
  }

  .navbar nav.active {
    display: flex;
  }

  .navbar nav a {
    padding: 14px 24px;
  }

  .hero-container {
    justify-items: center;
  }

  .hero-text {
    text-align: center;
  }

  .sluzby-container {
    grid-template-columns: 1fr;
    grid-template-rows: repeat(4, minmax(240px, 1fr));
    grid-template-areas:
      "a"
      "b"
      "c"
      "d";
  }

  .kontakty {
    grid-template-columns: 1fr;
    text-align: center;
    justify-items: center;
  }

  .mapa iframe {
    min-height: 320px;
  }

  .katalog {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 600px) {
  body {
    font-size: 16px;
  }

  h2 {
    padding: 56px 0 28px;
  }

  .hero-kicker {
    text-align: center;
    letter-spacing: 0.12em;
  }

  .hero-actions {
    justify-content: center;
  }

  .sitotisk-text,
  .tampon-text,
  .dtf-text,
  .ostatni-text {
    font-size: 20px;
    padding: 6px 18px;
    margin: 14px;
  }

  .overlay {
    opacity: 1;
  }
}