/* Patina & Messing — Zürn Gartenanlagen
   Patinagrün #1F3A36 · Salbeigrau #A8B0A4 · Messing #B99A63
   Kalkstein #E8E3D9 · Graphit #292B2A
   Schrift: nur Montserrat Regular (400) und Bold (700) */

@font-face {
  font-family: "Montserrat";
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("fonts/montserrat-regular.woff2") format("woff2");
}

@font-face {
  font-family: "Montserrat";
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url("fonts/montserrat-bold.woff2") format("woff2");
}

:root {
  --patina: #1f3a36;
  --salbei: #a8b0a4;
  --messing: #b99a63;
  --kalkstein: #e8e3d9;
  --graphit: #292b2a;
  --measure: 74rem;
  --header-offset: 6.75rem;
  --gutter: 1.5rem;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Montserrat", sans-serif;
  font-weight: 400;
  font-size: 1.05rem;
  line-height: 1.65;
  color: var(--graphit);
  background: var(--kalkstein);
  color-scheme: light;
}

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

a {
  color: inherit;
}

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

::selection {
  background: var(--messing);
  color: var(--patina);
}

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

.skip {
  position: absolute;
  left: 1rem;
  top: -4rem;
  z-index: 200;
  background: var(--messing);
  color: var(--patina);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.75rem;
  padding: 0.7rem 1rem;
  text-decoration: none;
}

.skip:focus {
  top: 1rem;
}

.wrap {
  max-width: var(--measure);
  margin: 0 auto;
  padding-left: var(--gutter);
  padding-right: var(--gutter);
}

section[id] {
  scroll-margin-top: var(--header-offset);
}

/* Header — Kalkstein, damit die zweifarbige CD-Wortmarke (Patina + Messing) lesbar bleibt */

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--kalkstein);
  border-bottom: 2px solid var(--messing);
}

.header-inner {
  max-width: var(--measure);
  margin: 0 auto;
  padding: 0.55rem var(--gutter);
  display: grid;
  grid-template-columns: auto 1fr auto;
  grid-template-areas: "logo nav phone";
  align-items: center;
  gap: 0.75rem 1.5rem;
  position: relative;
}

.logo {
  grid-area: logo;
  display: block;
  line-height: 0;
  text-decoration: none;
}

/* Official viewBox is half leaf above the wordmark, so the img box
   is taller than 2.5rem in order for „Zürn“ to read in the bar. */
.logo img {
  height: 4.75rem;
  width: auto;
}

.nav {
  grid-area: nav;
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  align-items: center;
  gap: 0.35rem 0.15rem;
}

.nav a {
  color: var(--patina);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  text-decoration: none;
  padding: 0.35rem 0;
}

.nav a:not(:last-child)::after {
  content: "·";
  color: var(--messing);
  margin-left: 0.85rem;
  font-weight: 400;
}

.nav a:hover {
  color: var(--graphit);
}

.header-phone {
  grid-area: phone;
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  color: var(--patina);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-decoration: none;
  white-space: nowrap;
}

.header-phone svg {
  width: 1.15rem;
  height: 1.15rem;
  flex: none;
}

.header-phone:hover {
  color: var(--graphit);
}

.nav-toggle {
  display: none;
  grid-area: toggle;
  width: 2.75rem;
  height: 2.75rem;
  padding: 0;
  border: 1px solid var(--patina);
  background: var(--kalkstein);
  color: var(--patina);
  cursor: pointer;
}

.nav-toggle-bars,
.nav-toggle-bars::before,
.nav-toggle-bars::after {
  display: block;
  width: 1.15rem;
  height: 2px;
  background: var(--patina);
  position: relative;
}

.nav-toggle-bars {
  margin: 0 auto;
}

.nav-toggle-bars::before,
.nav-toggle-bars::after {
  content: "";
  position: absolute;
  left: 0;
}

.nav-toggle-bars::before {
  top: -6px;
}

.nav-toggle-bars::after {
  top: 6px;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bars {
  background: transparent;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bars::before {
  top: 0;
  transform: rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bars::after {
  top: 0;
  transform: rotate(-45deg);
}

/* Hero */

.hero {
  position: relative;
  min-height: calc(100svh - 6.25rem);
  display: flex;
  align-items: flex-end;
  color: var(--kalkstein);
  background: var(--patina);
  overflow: hidden;
}

.hero-media {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 55% 70% at 78% 42%, color-mix(in srgb, var(--messing) 28%, var(--patina)) 0%, transparent 62%),
    radial-gradient(ellipse 45% 55% at 18% 88%, color-mix(in srgb, var(--graphit) 55%, var(--patina)) 0%, transparent 70%),
    linear-gradient(165deg, var(--patina) 0%, var(--graphit) 48%, var(--patina) 100%);
}

.hero-shade {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, color-mix(in srgb, var(--patina) 42%, transparent) 0%, color-mix(in srgb, var(--patina) 78%, transparent) 58%, var(--patina) 100%),
    linear-gradient(90deg, color-mix(in srgb, var(--patina) 88%, transparent) 0%, color-mix(in srgb, var(--patina) 46%, transparent) 72%);
}

.media-label {
  position: absolute;
  top: 1.25rem;
  right: var(--gutter);
  z-index: 1;
  margin: 0;
  color: var(--kalkstein);
  border: 1px solid var(--messing);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  padding: 0.45rem 0.7rem;
}

.hero-inner {
  position: relative;
  z-index: 1;
  width: min(100%, var(--measure));
  margin: 0 auto;
  padding: 5.5rem var(--gutter) 4.5rem;
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin: 0 0 1rem;
  color: var(--patina);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.eyebrow::before {
  content: "";
  width: 2.25rem;
  height: 1px;
  background: var(--messing);
  flex: none;
}

.eyebrow--light {
  color: var(--kalkstein);
}

.hero h1 {
  margin: 0;
  font-weight: 700;
  font-size: clamp(1.9rem, 8.8vw, 6.2rem);
  line-height: 0.92;
  letter-spacing: 0.01em;
  text-transform: uppercase;
}

.hero-line {
  display: block;
  color: var(--kalkstein);
}

.hero-line--messing {
  color: var(--messing);
}

.hero-lead {
  margin: 1.6rem 0 0;
  max-width: 38rem;
  color: var(--kalkstein);
  font-size: 1.05rem;
  line-height: 1.6;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 2rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.85rem;
  padding: 0.85rem 1.2rem;
  border: 2px solid var(--messing);
  font-family: inherit;
  font-weight: 700;
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  text-decoration: none;
  cursor: pointer;
  line-height: 1.2;
}

.btn-primary {
  background: var(--messing);
  color: var(--patina);
}

.btn-primary:hover {
  background: var(--patina);
  color: var(--kalkstein);
  border-color: var(--messing);
}

.hero .btn-primary:hover {
  background: var(--kalkstein);
  color: var(--patina);
  border-color: var(--kalkstein);
}

.btn-secondary {
  background: transparent;
  color: var(--kalkstein);
}

.btn-secondary:hover {
  background: var(--messing);
  color: var(--patina);
  border-color: var(--messing);
}

.btn-primary:focus-visible {
  outline: 2px solid var(--kalkstein);
  outline-offset: 3px;
}

/* Trust */

.trust {
  background: var(--kalkstein);
  border-bottom: 1px solid var(--messing);
}

.trust-list {
  list-style: none;
  max-width: var(--measure);
  margin: 0 auto;
  padding: 1.15rem var(--gutter);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.75rem 1rem;
}

.trust-list li {
  margin: 0;
  color: var(--patina);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  text-align: center;
}

.trust-list li + li {
  box-shadow: inset 1px 0 0 var(--messing);
}

/* Bands */

.band {
  padding: 6.25rem 0;
}

.band--patina {
  background: var(--patina);
  color: var(--kalkstein);
}

.band--stone {
  background: var(--kalkstein);
  color: var(--graphit);
}

.band h2 {
  margin: 0 0 1.25rem;
  max-width: 18em;
  font-weight: 700;
  font-size: clamp(1.85rem, 3.4vw, 2.75rem);
  line-height: 1.12;
  letter-spacing: 0.01em;
  text-wrap: balance;
}

.band--patina h2 {
  color: var(--kalkstein);
}

.band--stone h2 {
  color: var(--patina);
}

.prose {
  max-width: 40rem;
}

.prose p {
  margin: 0 0 1rem;
}

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

.band--patina .prose {
  color: var(--kalkstein);
}

/* Leistungen */

.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.15rem;
  margin-top: 2.25rem;
}

.card {
  margin: 0;
  background: var(--kalkstein);
  border: 1px solid var(--salbei);
  border-top: 2px solid var(--messing);
  padding: 1.45rem 1.3rem 1.35rem;
}

.card h3 {
  margin: 0 0 0.85rem;
  color: var(--patina);
  font-size: 1.02rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  line-height: 1.3;
}

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

.card li {
  position: relative;
  margin: 0;
  padding: 0.28rem 0 0.28rem 0.95rem;
  color: var(--graphit);
  font-size: 0.95rem;
}

.card li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 0.45rem;
  height: 1px;
  background: var(--messing);
}

/* Planung */

.planung {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 2.5rem 3rem;
  align-items: center;
}

.chips {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin: 1.6rem 0 0;
  padding: 0;
}

.chips li {
  margin: 0;
  border: 1px solid var(--patina);
  color: var(--patina);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  padding: 0.45rem 0.7rem;
}

.chips--on-dark li {
  border-color: var(--messing);
  color: var(--kalkstein);
}

.placeholder {
  margin: 0;
}

.placeholder-frame {
  min-height: 16rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  text-align: center;
  padding: 1.5rem;
  border: 1px solid var(--messing);
  background:
    linear-gradient(160deg, color-mix(in srgb, var(--messing) 18%, var(--patina)), var(--graphit));
  color: var(--kalkstein);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.placeholder-frame strong {
  font-size: 1rem;
  letter-spacing: 0.04em;
  text-transform: none;
}

.placeholder-frame--portrait {
  min-height: 22rem;
  aspect-ratio: 4 / 5;
}

/* Ablauf */

.steps {
  list-style: none;
  margin: 2.25rem 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
}

.steps li {
  margin: 0;
  padding: 1.15rem 1.1rem 1.25rem;
  background: var(--patina);
  border-top: 2px solid var(--messing);
}

.step-no {
  display: block;
  margin: 0 0 0.55rem;
  color: var(--messing);
  font-size: 1.65rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  line-height: 1;
}

.steps h3 {
  margin: 0 0 0.45rem;
  color: var(--kalkstein);
  font-size: 1.05rem;
  font-weight: 700;
}

.steps p {
  margin: 0;
  color: var(--kalkstein);
  font-size: 0.98rem;
}

/* Über mich */

.about {
  display: grid;
  grid-template-columns: 1.25fr 0.75fr;
  gap: 2.5rem 3rem;
  align-items: start;
}

.stats {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin: 2rem 0 0;
  padding: 0;
}

.stats li {
  margin: 0;
  padding-top: 0.75rem;
  border-top: 1px solid var(--messing);
}

.stat-num {
  display: block;
  color: var(--messing);
  font-size: clamp(1.6rem, 2.5vw, 2.1rem);
  font-weight: 700;
  letter-spacing: 0.03em;
  line-height: 1.1;
}

.stat-label {
  display: block;
  margin-top: 0.35rem;
  color: var(--kalkstein);
  font-size: 0.82rem;
  line-height: 1.4;
}

.portrait {
  margin: 0;
}

/* Gebiet */

.gebiet-copy {
  max-width: 38rem;
  margin: 1.25rem 0 0;
  color: var(--graphit);
}

/* Kontakt */

.kontakt {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 2.5rem 3.5rem;
  align-items: start;
}

.kontakt-list {
  list-style: none;
  margin: 1.75rem 0 0;
  padding: 0;
}

.kontakt-list li {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  margin: 0;
  padding: 0.85rem 0;
  border-top: 1px solid var(--messing);
}

.kontakt-list .label {
  color: var(--salbei);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.kontakt-list a,
.kontakt-list span:last-child {
  color: var(--kalkstein);
  font-weight: 700;
  text-decoration: none;
  overflow-wrap: anywhere;
}

.kontakt-list a:hover {
  text-decoration: underline;
  text-underline-offset: 0.18em;
}

.anfrage {
  background: var(--kalkstein);
  color: var(--graphit);
  border-top: 2px solid var(--messing);
  padding: 1.5rem 1.35rem 1.4rem;
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.95rem 1rem;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  min-width: 0;
}

.field--full {
  grid-column: 1 / -1;
}

.field label {
  color: var(--patina);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.field abbr {
  text-decoration: none;
  color: var(--patina);
}

.anfrage input,
.anfrage textarea,
.anfrage select {
  width: 100%;
  margin: 0;
  font: inherit;
  font-size: 1rem;
  color: var(--graphit);
  background: var(--kalkstein);
  border: 1px solid var(--patina);
  border-radius: 0;
  padding: 0.7rem 0.75rem;
}

.anfrage textarea {
  resize: vertical;
  min-height: 8rem;
}

.anfrage input:focus-visible,
.anfrage textarea:focus-visible,
.anfrage select:focus-visible {
  outline: 2px solid var(--messing);
  outline-offset: 1px;
  border-color: var(--patina);
}

.anfrage input:user-invalid,
.anfrage textarea:user-invalid,
.anfrage select:user-invalid {
  border-color: var(--patina);
  box-shadow: inset 3px 0 0 var(--messing);
}

.field--check {
  flex-direction: row;
  align-items: flex-start;
  gap: 0.7rem;
}

.field--check input {
  width: 1.15rem;
  height: 1.15rem;
  margin-top: 0.15rem;
  flex: none;
  accent-color: var(--patina);
}

.field--check label {
  letter-spacing: 0.02em;
  text-transform: none;
  font-size: 0.92rem;
  font-weight: 400;
  line-height: 1.45;
  color: var(--graphit);
}

.anfrage .btn {
  margin-top: 1.15rem;
}

.anfrage .btn-primary:hover {
  background: var(--patina);
  color: var(--kalkstein);
  border-color: var(--messing);
}

.form-status {
  min-height: 1.4em;
  margin: 0.85rem 0 0;
  color: var(--patina);
  font-weight: 700;
  font-size: 0.92rem;
}

.form-note {
  margin: 0.45rem 0 0;
  color: var(--graphit);
  font-size: 0.85rem;
}

/* Footer */

.site-footer {
  background: var(--patina);
  color: var(--kalkstein);
  border-top: 2px solid var(--messing);
  padding: 3rem 0 2.6rem;
  text-align: center;
}

.footer-brand {
  margin: 0 0 0.45rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.95rem;
}

.footer-claim {
  margin: 0 0 0.9rem;
  color: var(--messing);
  font-weight: 700;
  font-size: 0.78rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.site-footer p {
  margin: 0;
  color: var(--salbei);
  font-size: 0.92rem;
}

.footer-copy {
  margin-top: 0.4rem;
}

@media (max-width: 1040px) {
  .header-inner {
    grid-template-columns: 1fr auto auto;
    grid-template-areas:
      "logo phone toggle"
      "nav nav nav";
  }

  .nav-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }

  .nav {
    display: none;
    position: absolute;
    left: 0;
    right: 0;
    top: 100%;
    z-index: 20;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 0.25rem var(--gutter) 0.85rem;
    background: var(--kalkstein);
    border-bottom: 2px solid var(--messing);
  }

  .nav.is-open {
    display: flex;
  }

  .nav a {
    padding: 0.9rem 0;
    border-top: 1px solid var(--messing);
    font-size: 0.85rem;
  }

  .nav a:not(:last-child)::after {
    content: none;
  }

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

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

  .planung,
  .about,
  .kontakt {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  :root {
    --gutter: 1.15rem;
  }

  .logo img {
    height: 3.6rem;
  }

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

  .band {
    padding: 3.75rem 0;
  }

  .hero {
    min-height: 0;
  }

  .hero-inner {
    padding: 4.5rem var(--gutter) 3rem;
  }

  .trust-list {
    grid-template-columns: 1fr;
    gap: 0;
    padding-top: 0.35rem;
    padding-bottom: 0.35rem;
  }

  .trust-list li {
    text-align: left;
    padding: 0.75rem 0;
  }

  .trust-list li + li {
    box-shadow: inset 0 1px 0 var(--messing);
  }

  .cards,
  .steps,
  .stats,
  .form-grid {
    grid-template-columns: 1fr;
  }

  .placeholder-frame--portrait {
    aspect-ratio: 3 / 4;
    min-height: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}