:root {
  --ink: #202523;
  --text: #303532;
  --muted: #71766f;
  --line: #dedfd8;
  --paper: #f4f4f1;
  --surface: #ffffff;
  --concrete: #727271;
  --concrete-dark: #4a4a48;
  --green: #84bc30;
  --green-dark: #5f8f22;
  --warning: #b17035;
  --shadow: 0 24px 70px rgba(32, 37, 35, 0.16);
  font-family:
    "Arial Nova",
    "Bahnschrift",
    "Segoe UI",
    Arial,
    sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--text);
  background: var(--paper);
}

body.nav-open {
  overflow: hidden;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input,
select,
textarea {
  font: inherit;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  display: grid;
  grid-template-columns: minmax(190px, 1fr) auto minmax(180px, 1fr);
  align-items: center;
  min-height: 76px;
  padding: 12px clamp(18px, 4vw, 56px);
  background: rgba(244, 244, 241, 0.94);
  border-bottom: 1px solid rgba(32, 37, 35, 0.12);
  backdrop-filter: blur(16px);
}

.brand {
  display: inline-flex;
  align-items: center;
  width: fit-content;
}

.brand-word strong {
  display: flex;
  align-items: baseline;
  font-family: "Arial Black", "Arial Nova", Arial, sans-serif;
  font-size: 30px;
  font-weight: 900;
  letter-spacing: -0.055em;
  line-height: 0.92;
  white-space: nowrap;
}

.brand-brk {
  color: var(--green);
  font-weight: 900;
}

.brand-main {
  color: #727271;
  margin-left: 1px;
  font-weight: 900;
}

.brand-domain {
  color: #727271;
  margin-left: 2px;
  font-size: 0.50em;
  font-weight: 900;
  letter-spacing: -0.035em;
}

.brand-word small {
  display: block;
  width: fit-content;
  margin-top: 6px;
  padding-top: 6px;
  color: var(--concrete-dark);
  border-top: 3px solid var(--green);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

.site-nav {
  display: flex;
  gap: 30px;
  color: var(--concrete-dark);
  font-size: 15px;
  font-weight: 750;
}

.site-nav a {
  padding: 10px 0;
}

.header-call {
  justify-self: end;
  display: inline-flex;
  align-items: center;
  min-height: 42px;
  padding: 0 18px;
  color: #ffffff;
  background: var(--green);
  border: 2px solid var(--green);
  font-weight: 900;
  letter-spacing: 0.01em;
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid var(--line);
  background: var(--surface);
}

.nav-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  margin: 5px auto;
  background: var(--ink);
}

.hero {
  position: relative;
  min-height: calc(100vh - 76px);
  display: grid;
  align-items: end;
  padding: clamp(82px, 11vw, 142px) clamp(18px, 4vw, 56px) 0;
  overflow: hidden;
  color: var(--surface);
  background: var(--ink);
}

.hero-image,
.hero-shade {
  position: absolute;
  inset: 0;
}

.hero-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.72) contrast(1.08);
}

.hero-shade {
  background:
    linear-gradient(90deg, rgba(20, 24, 22, 0.94), rgba(20, 24, 22, 0.72) 48%, rgba(20, 24, 22, 0.35)),
    linear-gradient(0deg, rgba(20, 24, 22, 0.96), rgba(20, 24, 22, 0.08) 54%);
}

.hero-inner {
  position: relative;
  z-index: 1;
  max-width: 980px;
  padding-bottom: clamp(44px, 7vw, 92px);
}

.eyebrow,
.section-kicker {
  margin: 0 0 14px;
  font-size: 13px;
  font-weight: 900;
  letter-spacing: 0;
  text-transform: uppercase;
}

.eyebrow {
  color: var(--green);
}

.section-kicker {
  color: var(--concrete-dark);
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 960px;
  margin-bottom: 26px;
  font-size: clamp(48px, 8vw, 104px);
  line-height: 0.94;
  letter-spacing: 0;
}

.hero-lead {
  max-width: 760px;
  color: rgba(255, 255, 255, 0.82);
  font-size: clamp(18px, 2vw, 23px);
  line-height: 1.56;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  padding: 0 22px;
  border: 1px solid transparent;
  font-weight: 850;
  cursor: pointer;
}

.button.primary {
  color: #17210f;
  background: var(--green);
  box-shadow: 0 10px 26px rgba(132, 188, 48, 0.2);
}

.button.ghost {
  color: var(--surface);
  border-color: rgba(255, 255, 255, 0.4);
  background: rgba(255, 255, 255, 0.08);
}

.button.primary:hover,
.button.primary:focus-visible {
  background: #93c949;
}

.button.ghost:hover,
.button.ghost:focus-visible {
  border-color: var(--green);
  background: rgba(132, 188, 48, 0.12);
}

.button:focus-visible,
.header-call:focus-visible,
.site-nav a:focus-visible {
  outline: 3px solid rgba(132, 188, 48, 0.35);
  outline-offset: 3px;
}

.header-call:hover {
  color: #ffffff;
  background: var(--green-dark);
  border-color: var(--green-dark);
}

.hero-facts {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin: 0 calc(clamp(18px, 4vw, 56px) * -1);
  border-top: 1px solid rgba(255, 255, 255, 0.18);
  background: rgba(19, 23, 21, 0.76);
  backdrop-filter: blur(10px);
}

.hero-facts div {
  min-height: 168px;
  padding: 28px clamp(18px, 4vw, 42px);
  border-right: 1px solid rgba(255, 255, 255, 0.13);
}

.hero-facts span {
  display: block;
  margin-bottom: 18px;
  color: var(--green);
  font-size: 13px;
  font-weight: 900;
}

.hero-facts strong {
  display: block;
  margin-bottom: 8px;
  color: var(--surface);
  font-size: 21px;
}

.hero-facts p {
  margin: 0;
  color: rgba(255, 255, 255, 0.68);
  line-height: 1.55;
}

.proof-bar {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-bottom: 1px solid var(--line);
  background: var(--surface);
}

.proof-bar div {
  min-height: 94px;
  padding: 24px clamp(18px, 4vw, 48px);
  border-right: 1px solid var(--line);
}

.proof-bar > div > strong,
.proof-bar > div > span {
  display: block;
}

.proof-bar strong {
  margin-bottom: 7px;
  color: var(--ink);
  font-size: 20px;
}

.proof-bar span {
  color: var(--muted);
  line-height: 1.4;
}

.section,
.technical-band,
.quote-section {
  padding: clamp(70px, 9vw, 120px) clamp(18px, 4vw, 56px);
}

.section-heading {
  position: relative;
  max-width: 900px;
  margin-bottom: 42px;
  padding-top: 18px;
}

.section-heading::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 72px;
  height: 5px;
  background: var(--green);
}

h2 {
  max-width: 1040px;
  margin-bottom: 18px;
  color: var(--ink);
  font-size: clamp(34px, 4.8vw, 64px);
  line-height: 1.02;
  letter-spacing: 0;
}

h3 {
  color: var(--ink);
}

.intro-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.75fr);
  gap: clamp(30px, 7vw, 90px);
}

.intro-copy {
  padding-top: 8px;
}

.intro-copy p,
.technical-copy p,
.quote-copy p {
  color: var(--muted);
  font-size: 18px;
  line-height: 1.72;
}

.photo-feature {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(360px, 0.95fr);
  gap: clamp(28px, 5vw, 70px);
  align-items: center;
  padding: clamp(64px, 8vw, 108px) clamp(18px, 4vw, 56px);
  background: var(--surface);
  border-top: 1px solid var(--line);
}

.feature-photo,
.gallery-card {
  margin: 0;
}

.feature-photo {
  position: relative;
  overflow: hidden;
  min-height: 460px;
  background: var(--ink);
}

.feature-photo img,
.gallery-card img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
}

.feature-photo figcaption,
.gallery-card figcaption {
  color: var(--muted);
  font-size: 14px;
  line-height: 1.45;
}

.feature-photo figcaption {
  position: absolute;
  left: 18px;
  bottom: 18px;
  max-width: 360px;
  padding: 12px 14px;
  color: rgba(255, 255, 255, 0.82);
  background: rgba(23, 27, 25, 0.72);
  backdrop-filter: blur(10px);
}

.feature-copy p {
  color: var(--muted);
  font-size: 18px;
  line-height: 1.72;
}

.solution-section {
  background: var(--surface);
}

.solution-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.solution-card {
  min-height: 260px;
  padding: 28px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--surface);
}

.solution-card span {
  display: block;
  margin-bottom: 34px;
  color: var(--green-dark);
  font-size: 13px;
  font-weight: 900;
}

.solution-card h3 {
  margin-bottom: 12px;
  font-size: 23px;
}

.solution-card p {
  color: var(--muted);
  line-height: 1.62;
}

.technical-band {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(360px, 1fr);
  gap: clamp(34px, 6vw, 90px);
  align-items: center;
  color: var(--surface);
  background: var(--ink);
}

.gallery-section {
  background: var(--surface);
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.gallery-card {
  display: grid;
  grid-template-rows: minmax(260px, 1fr) auto;
  min-height: 360px;
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--paper);
}

.gallery-card.wide {
  grid-column: span 2;
}

.gallery-card img {
  aspect-ratio: 4 / 3;
}

.gallery-card figcaption {
  padding: 15px 16px;
  color: var(--concrete-dark);
  font-weight: 750;
}

.technical-band h2 {
  color: var(--surface);
}

.technical-copy p {
  color: rgba(255, 255, 255, 0.72);
}

.system-photo-panel {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(190px, 0.8fr);
  gap: 16px;
  align-items: stretch;
  min-height: 440px;
  padding: clamp(18px, 3vw, 28px);
  border: 1px solid rgba(255, 255, 255, 0.14);
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.02)),
    #252b28;
}

.system-photo {
  position: relative;
  min-height: 260px;
  margin: 0;
  overflow: hidden;
  background: #171b19;
}

.system-photo.main {
  min-height: 390px;
}

.system-photo img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  filter: saturate(0.86) contrast(1.04);
}

.system-photo figcaption {
  position: absolute;
  left: 14px;
  right: 14px;
  bottom: 14px;
  padding: 10px 12px;
  color: rgba(255, 255, 255, 0.84);
  background: rgba(23, 27, 25, 0.72);
  font-size: 13px;
  font-weight: 750;
  line-height: 1.35;
  backdrop-filter: blur(10px);
}

.caption-line {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 8px;
  color: var(--green);
  font-weight: 900;
  text-transform: uppercase;
}

.caption-line strong {
  padding: 12px 14px;
  border: 1px solid rgba(132, 188, 48, 0.28);
  background: rgba(132, 188, 48, 0.08);
}

.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
  background: var(--surface);
}

table {
  width: 100%;
  min-width: 820px;
  border-collapse: collapse;
}

th,
td {
  padding: 22px 24px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

th {
  color: var(--ink);
  background: #e9ebe5;
  font-size: 13px;
  font-weight: 900;
  text-transform: uppercase;
}

td {
  color: var(--muted);
  line-height: 1.5;
}

td:first-child {
  color: var(--ink);
  font-size: 20px;
  font-weight: 850;
  white-space: nowrap;
}

.note-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  margin-top: 18px;
}

.note-grid div {
  padding: 26px;
  border-left: 5px solid var(--green);
  background: var(--surface);
}

.note-grid strong {
  display: block;
  margin-bottom: 10px;
  color: var(--ink);
  font-size: 21px;
}

.note-grid p {
  margin: 0;
  color: var(--muted);
  line-height: 1.65;
}

.process-section {
  background: #e8eae3;
}

.process-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.process-list div {
  min-height: 280px;
  padding: 30px;
  background: var(--paper);
  border-top: 5px solid var(--green);
}

.process-list span {
  display: inline-grid;
  place-items: center;
  width: 38px;
  height: 38px;
  margin-bottom: 32px;
  color: var(--surface);
  background: var(--ink);
  font-weight: 900;
}

.process-list h3 {
  font-size: 24px;
}

.process-list p {
  color: var(--muted);
  line-height: 1.62;
}

.quote-section {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(360px, 520px);
  gap: clamp(36px, 6vw, 90px);
  background: var(--surface);
}

.contact-card {
  display: grid;
  gap: 10px;
  margin-top: 32px;
  padding: 26px;
  border: 1px solid var(--line);
  border-top: 5px solid var(--green);
  background: var(--paper);
}

.contact-card strong {
  color: var(--ink);
  font-size: 22px;
}

.contact-card a {
  color: var(--green-dark);
  font-size: 26px;
  font-weight: 900;
}

.contact-card span {
  color: var(--muted);
}

.quote-form {
  display: grid;
  gap: 18px;
  padding: 30px;
  background: var(--paper);
  border: 1px solid var(--line);
}

label {
  display: grid;
  gap: 9px;
  color: var(--concrete-dark);
  font-size: 14px;
  font-weight: 850;
}

input,
select,
textarea {
  width: 100%;
  min-height: 48px;
  padding: 13px 14px;
  color: var(--ink);
  border: 1px solid #c7c9c0;
  background: var(--surface);
}

textarea {
  resize: vertical;
}

.form-note {
  display: none;
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.5;
}

.form-note.is-ready,
.form-note.is-error,
.form-note.is-pending {
  display: block;
  font-weight: 800;
}

.form-note.is-ready {
  color: var(--green-dark);
}

.form-note.is-error {
  color: #9f2f2f;
}

.form-note.is-pending {
  color: var(--muted);
}

.quote-form button:disabled {
  cursor: wait;
  opacity: 0.68;
}

.privacy-note {
  margin: -2px 0 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.55;
}

.privacy-note a {
  color: var(--green-dark);
  font-weight: 800;
  text-decoration: underline;
}

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

.site-footer {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 18px;
  padding: 34px clamp(18px, 4vw, 56px);
  color: var(--surface);
  background: #171b19;
}

.site-footer > div > strong,
.site-footer > div > span,
.site-footer > small {
  display: block;
}

.site-footer span,
.site-footer small {
  color: rgba(255, 255, 255, 0.63);
}

.footer-actions {
  display: flex;
  gap: 20px;
  font-weight: 850;
}

.site-footer small {
  grid-column: 1 / -1;
}

.site-footer small a {
  color: rgba(255, 255, 255, 0.78);
  text-decoration: underline;
}

@media (max-width: 1000px) {
  .site-header {
    grid-template-columns: minmax(0, 1fr) auto auto;
    gap: 12px;
  }

  .nav-toggle {
    display: block;
    order: 3;
  }

  .site-nav {
    position: absolute;
    inset: 76px 0 auto 0;
    display: none;
    flex-direction: column;
    gap: 0;
    padding: 8px 18px 18px;
    background: var(--paper);
    border-bottom: 1px solid var(--line);
  }

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

  .site-nav a {
    padding: 16px 0;
    border-bottom: 1px solid var(--line);
  }

  .header-call {
    justify-self: end;
  }

  .hero-facts,
  .proof-bar,
  .solution-grid,
  .process-list {
    grid-template-columns: 1fr 1fr;
  }

  .intro-grid,
  .photo-feature,
  .technical-band,
  .quote-section {
    grid-template-columns: 1fr;
  }

  .system-photo-panel {
    min-height: 360px;
  }

  .gallery-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 660px) {
  .site-header {
    min-height: 70px;
    grid-template-columns: minmax(0, 1fr) auto auto;
    gap: 8px;
  }

  .brand-word strong {
    font-size: 24px;
  }

  .brand-word small {
    display: none;
  }

  .header-call {
    display: inline-flex;
    min-height: 40px;
    padding: 0 12px;
    font-size: 0;
    white-space: nowrap;
  }

  .header-call::after {
    content: "☎ Hívás";
    font-size: 14px;
    line-height: 1;
  }

  .site-nav {
    inset: 70px 0 auto 0;
  }

  .hero {
    min-height: auto;
    padding-top: 84px;
  }

  h1 {
    font-size: 43px;
  }

  .hero-actions {
    display: grid;
  }

  .hero-facts,
  .proof-bar,
  .solution-grid,
  .process-list,
  .note-grid {
    grid-template-columns: 1fr;
  }

  .hero-facts div {
    min-height: auto;
  }

  .technical-band,
  .photo-feature,
  .section,
  .quote-section {
    padding-top: 58px;
    padding-bottom: 58px;
  }

  .feature-photo {
    min-height: 340px;
  }

  .gallery-grid,
  .gallery-card.wide {
    grid-template-columns: 1fr;
    grid-column: auto;
  }

  .system-photo-panel,
  .caption-line {
    grid-template-columns: 1fr;
  }

  .site-footer {
    grid-template-columns: 1fr;
  }

  .footer-actions {
    flex-direction: column;
  }
}


/* Telepítés és műszaki tudnivalók */
.install-section {
  background: #eef0e9;
}

.install-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.install-card {
  min-height: 270px;
  padding: 28px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--surface);
}

.install-card span {
  display: block;
  margin-bottom: 28px;
  color: var(--green-dark);
  font-size: 13px;
  font-weight: 900;
}

.install-card h3 {
  margin-bottom: 12px;
  font-size: 22px;
}

.install-card p {
  margin: 0;
  color: var(--muted);
  line-height: 1.65;
}

.technical-note {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 16px;
  margin-top: 22px;
  padding: 24px 26px;
  border-left: 5px solid var(--green);
  background: var(--ink);
  color: var(--surface);
}

.technical-note strong {
  color: var(--green);
  font-size: 18px;
}

.technical-note p {
  margin: 0;
  color: rgba(255,255,255,0.78);
  line-height: 1.65;
}

/* GYIK */
.faq-section {
  background: var(--surface);
}

.faq-list {
  max-width: 1000px;
  border-top: 1px solid var(--line);
}

.faq-list details {
  border-bottom: 1px solid var(--line);
}

.faq-list summary {
  position: relative;
  padding: 22px 46px 22px 0;
  color: var(--ink);
  font-size: 19px;
  font-weight: 850;
  cursor: pointer;
  list-style: none;
}

.faq-list summary::-webkit-details-marker {
  display: none;
}

.faq-list summary::after {
  content: "+";
  position: absolute;
  right: 6px;
  top: 18px;
  color: var(--green-dark);
  font-size: 28px;
  font-weight: 700;
}

.faq-list details[open] summary::after {
  content: "–";
}

.faq-list details p {
  max-width: 900px;
  margin: 0;
  padding: 0 46px 22px 0;
  color: var(--muted);
  line-height: 1.7;
}

@media (max-width: 1000px) {
  .install-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 660px) {
  .install-grid {
    grid-template-columns: 1fr;
  }

  .technical-note {
    grid-template-columns: 1fr;
  }

  .faq-list summary {
    font-size: 17px;
  }
}


/* BRKBLOKK.hu inline márkajelzés */
.brand-inline {
  display: inline-flex;
  align-items: baseline;
  white-space: nowrap;
  font-family: "Arial Black", "Arial Nova", Arial, sans-serif;
  font-weight: 900;
  letter-spacing: -0.035em;
}

.brand-inline .brand-inline-brk {
  color: var(--green) !important;
}

.brand-inline .brand-inline-main {
  color: var(--concrete) !important;
  margin-left: 0.12em;
}

.brand-inline .brand-inline-domain {
  color: var(--concrete) !important;
  margin-left: 0.08em;
  font-size: 0.58em;
  font-weight: 900;
  letter-spacing: -0.02em;
}


/* Keep the BRKBLOKK.hu wordmark together inside cards, text and footer */
.brand-inline {
  display: inline-flex !important;
  flex-wrap: nowrap !important;
  align-items: baseline;
  white-space: nowrap !important;
  vertical-align: baseline;
  width: auto !important;
  max-width: none !important;
  margin: 0 !important;
}

.brand-inline > .brand-inline-brk,
.brand-inline > .brand-inline-main,
.brand-inline > .brand-inline-domain {
  display: inline !important;
  width: auto !important;
  margin-bottom: 0 !important;
}


/* Egységes BRKBLOKK.hu szójel-méretek */
.brand-inline--headline {
  font-size: 0.94em;
  letter-spacing: -0.045em;
  transform: translateY(0.01em);
}

.brand-inline--headline .brand-inline-domain {
  font-size: 0.50em;
  transform: translateY(-0.03em);
}

.brand-inline--card {
  font-size: 1.02em;
  letter-spacing: -0.04em;
}

.brand-inline--card .brand-inline-domain {
  font-size: 0.52em;
  transform: translateY(-0.02em);
}

.quote-brand-heading {
  line-height: 0.98;
}

.contact-card strong {
  line-height: 1;
}

.contact-card .brand-inline {
  margin-bottom: 2px !important;
}


/* Karbantartás 2026-10-31: biztos képmagasság és elérhető navigáció. */
.feature-photo { min-height: 0; background: var(--paper); }
.feature-photo img { position: static; width: 100%; height: auto; aspect-ratio: 4 / 3; object-fit: cover; }
.feature-photo figcaption { position: static; max-width: none; padding: 14px 18px; color: var(--muted); background: var(--paper); backdrop-filter: none; }
main section[id], main[id] { scroll-margin-top: 100px; }
.skip-link { position: fixed; top: 8px; left: 8px; z-index: 100; padding: 12px 18px; background: white; color: var(--ink); transform: translateY(-160%); }
.skip-link:focus { transform: translateY(0); }
.site-nav a:focus-visible, .nav-toggle:focus-visible, summary:focus-visible { outline: 3px solid var(--green-dark); outline-offset: 4px; }
@media (max-width: 660px) { main section[id], main[id] { scroll-margin-top: 86px; } }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }


/* A teljes menüsor csak akkor jelenjen meg, ha a hívásgombbal együtt elfér. */
.header-call { white-space: nowrap; }
@media (max-width: 1250px) {
  .site-header { grid-template-columns: minmax(0, 1fr) auto auto; gap: 12px; }
  .nav-toggle { display: block; order: 3; }
  .site-nav {
    position: absolute; inset: 100% 0 auto; display: none;
    flex-direction: column; gap: 0; padding: 8px 18px 18px;
    background: var(--paper); border-bottom: 1px solid var(--line);
    max-height: calc(100vh - 90px); max-height: calc(100dvh - 90px);
    overflow-y: auto; overscroll-behavior: contain;
  }
  .site-nav.is-open { display: flex; }
  .site-nav a { padding: 16px 0; border-bottom: 1px solid var(--line); }
}
@media (max-width: 660px) { .site-header { gap: 8px; } }

/* A jóváhagyott képfájl szójele, eredeti betűrajzzal és színekkel.
   A négyzetes eredeti fehér margóját csak a megjelenítő keret takarja. */
.brand-logo { position: relative; display: block; width: 220px; max-width: 100%; aspect-ratio: 840 / 124; overflow: hidden; mix-blend-mode: multiply; }
.brand-logo img { position: absolute; display: block; width: 149.285714%; max-width: none; height: auto; left: -25%; top: -455.645161%; }
.contact-card .brand-logo { margin-bottom: 4px; }
@media (max-width: 660px) { .brand-logo { width: 160px; } .contact-card .brand-logo { width: 220px; } }
/* A galéria saját fotói egységes, teljes 4:3 képfelületen. */
.gallery-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.gallery-card, .gallery-card.wide { grid-column: auto; grid-template-rows: auto 1fr; min-height: 0; }
.gallery-card img { width: 100%; height: auto; aspect-ratio: 4 / 3; object-fit: cover; }
@media (max-width: 1000px) { .gallery-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 660px) { .gallery-grid { grid-template-columns: 1fr; } }

/* Burkolólapok: érdeklődésre hívó bemutató, késztermékfotó nélkül. */
.slab-section { display: grid; grid-template-columns: 1.15fr 1fr; gap: clamp(24px, 5vw, 72px); border-top: 1px solid var(--line); }
.slab-copy h2 { margin: 0 0 24px; font-size: clamp(30px, 3.4vw, 48px); line-height: 1.08; letter-spacing: -0.035em; }
.slab-copy > p:not(.eyebrow), .slab-details { line-height: 1.65; }
.slab-copy .button { margin-top: 16px; white-space: normal; text-align: center; }
.slab-details { padding: clamp(22px, 3vw, 36px); background: var(--surface); border-left: 4px solid var(--green); }
.slab-details h3 { margin-top: 0; }
.slab-details ul { padding-left: 20px; }
.slab-details li + li { margin-top: 12px; }
.slab-details p { margin-bottom: 0; }
.slab-link { text-decoration: underline; text-underline-offset: 4px; }
@media (max-width: 800px) { .slab-section { grid-template-columns: 1fr; } }

/* Arculat és jól megtalálható termékek – 2026-10-31 */
.brand-text { white-space: nowrap; font-weight: 800; letter-spacing: -0.025em; }
.brand-text-brk { color: var(--green); }
.slab-section { background: #eaf0e3; border-top: 5px solid var(--green); }
.slab-sizes { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; margin: 24px 0; }
.slab-sizes > div { background: white; border: 1px solid var(--line); padding: 18px; }
.slab-sizes strong { display: block; font-size: clamp(19px, 2vw, 27px); color: var(--ink); }
.slab-sizes span { display: block; margin-top: 8px; }
/* Teljes szélességű nyitókép a BRK márkák egységes megjelenéséhez. */
.hero { min-height: 660px; grid-template-columns: 1fr; gap: 0; padding: 80px clamp(18px, 4vw, 56px) 0; align-items: end; }
.hero-image { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: center 60%; filter: none; }
.hero-shade { display: block; background: linear-gradient(90deg, rgba(15,22,18,.86) 0%, rgba(15,22,18,.72) 38%, rgba(15,22,18,.25) 62%, transparent 85%); }
.hero-inner { max-width: 680px; padding-bottom: 66px; }
.hero h1 { font-size: clamp(40px, 4.6vw, 66px); line-height: 1.04; }
.hero-lead { max-width: 580px; font-size: 19px; color: #fff; }
.gallery-card img { object-fit: contain; background: var(--paper); }
@media (max-width: 660px) {
 .hero { min-height: 0; padding-top: 54px; }
 .hero-inner { padding-bottom: 58px; }
 .hero-image { object-position: 55% center; }
 .hero-shade { background: linear-gradient(90deg, rgba(15,22,18,.86), rgba(15,22,18,.60) 75%, rgba(15,22,18,.35)); }
}
@media (max-width: 380px) { .slab-sizes { grid-template-columns: 1fr; } }
.brand-text > .brand-text-brk { color: var(--green) !important; }
@media (min-width: 1251px) {
 .site-header { grid-template-columns: 190px minmax(0, 1fr) auto; gap: 20px; }
 .site-header .brand-logo { width: 190px; }
 .site-nav { justify-content: center; gap: 14px; font-size: 13px; }
 .site-nav a { white-space: nowrap; }
 .header-call { font-size: 14px; padding-inline: 12px; }
}
.brand-text, .brand-text > .brand-text-brk { display: inline !important; margin: 0 !important; padding: 0 !important; font-size: inherit !important; line-height: inherit; }
@media (min-width: 1251px) { .site-header .brand-word small { font-size: 10px; white-space: nowrap; } }
/* Részletes termékoldalak */
.product-grid { display:grid; grid-template-columns:repeat(2,minmax(0,1fr)); gap:24px; }
.product-card { padding:clamp(22px,3vw,38px); border:1px solid var(--line); background:white; }
.product-card h3 { font-size:26px; line-height:1.15; }
.product-card p { line-height:1.7; }
.product-card .button { white-space:normal; padding:14px 20px; }
.product-overview h2,.product-section h2 { font-size:clamp(30px,3.5vw,48px); max-width:900px; line-height:1.1; }
.product-breadcrumb { padding:24px clamp(18px,4vw,56px); font-size:14px; color:var(--muted); }
.product-breadcrumb a { text-decoration:underline; }
.product-intro { display:grid; grid-template-columns:1.1fr 1fr; gap:clamp(24px,5vw,70px); align-items:center; padding-top:40px; }
.product-intro h1 { font-size:clamp(38px,4.7vw,66px); line-height:1.05; }
.product-intro p,.product-section > p { font-size:18px; line-height:1.75; max-width:950px; }
.product-intro figure { margin:0; }
.product-intro img { width:100%; height:auto; display:block; }
.product-intro figcaption { font-size:14px; padding-top:12px; color:var(--muted); }
.product-section { border-top:1px solid var(--line); }
.product-section:nth-of-type(even) { background:#fff; }
.product-size-panel { background:var(--ink); color:white; padding:clamp(24px,4vw,48px); border-top:6px solid var(--green); }
.product-size-panel > div { padding:24px 0; border-top:1px solid #ffffff30; }
.product-size-panel strong { display:block; font-size:clamp(26px,3vw,40px); }
.product-size-panel span { display:block; margin-top:10px; }
.product-faq details { padding:20px 0; border-bottom:1px solid var(--line); }
.product-faq summary { cursor:pointer; font-size:20px; font-weight:750; }
.product-faq p { margin:16px 0 0; max-width:900px; line-height:1.75; }
@media (max-width:800px) { .product-intro,.product-grid { grid-template-columns:1fr; } }

.overview-photo,.use-photo { margin:0 0 1.25rem; min-width:0; }
.overview-photo img,.use-photo img { display:block; width:100%; height:auto; }
.overview-photo img { aspect-ratio:16/9; object-fit:cover; }
.overview-photo figcaption,.use-photo figcaption { font-size:.875rem; line-height:1.5; margin-top:.45rem; color:#515952; }
.slab-dimensions .product-size-panel { display:flex; gap:2rem; align-items:center; flex-wrap:wrap; }
.slab-dimensions .product-size-panel > div { padding:.75rem 0; flex:1 1 13rem; }
.product-section > .use-photo { max-width:960px; }
.product-section > p + .use-photo { margin-top:1.4rem; }
.slab-shape { display:block; width:6rem; box-sizing:border-box; margin:0 0 .75rem; background:#d8d9d4; border:1px solid #b5bab4; }
.slab-shape.half { aspect-ratio:2/1; }
.slab-shape.full { aspect-ratio:1; }