/* ========================================================
   WOLF WOODCRAFT - COMPONENTS.CSS
   Moduły BEM, Komponenty Architektoniczne i Interaktywne
   Editorial Luxury & Architectural Craftsmanship
   ======================================================== */

/* ========================================================
   00. STICKY TOPBAR / SITE HEADER
   ======================================================== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  z-index: 1000;
  background-color: rgba(13, 13, 14, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: var(--border-hairline);
  transition: var(--transition-smooth);
}

.site-header--scrolled {
  background-color: rgba(13, 13, 14, 0.95);
  border-bottom-color: rgba(255, 255, 255, 0.12);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.site-header__brand {
  display: flex;
  align-items: center;
  gap: 1.15rem;
}

.site-header__logo {
  height: 42px;
  width: auto;
  object-fit: contain;
}

.site-header__tagline {
  display: flex;
  flex-direction: column;
  border-left: 1px solid rgba(255, 255, 255, 0.12);
  padding-left: 0.95rem;
}

.site-header__brand-name {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 0.92rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-text-main);
  line-height: 1.1;
}

.site-header__location {
  font-family: var(--font-sans);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  color: var(--color-accent-gold);
  margin-top: 2px;
}

.site-header__nav {
  display: none;
}

@media (min-width: 1024px) {
  .site-header__nav {
    display: flex;
    align-items: center;
    gap: 2.25rem;
  }
}

.site-header__nav-link {
  font-family: var(--font-sans);
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  position: relative;
  padding: 0.5rem 0;
}

.site-header__nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1.5px;
  background-color: var(--color-accent-gold);
  transition: var(--transition-fast);
}

.site-header__nav-link:hover {
  color: var(--color-text-main);
}

.site-header__nav-link:hover::after {
  width: 100%;
}

.site-header__actions {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.site-header__phone {
  display: none;
  font-family: var(--font-sans);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--color-accent-gold);
  border: 1px solid rgba(203, 164, 105, 0.4);
  padding: 0.55rem 1.15rem;
  border-radius: var(--radius-sm);
  transition: var(--transition-fast);
}

@media (min-width: 768px) {
  .site-header__phone {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
  }
}

.site-header__phone:hover {
  background-color: var(--color-accent-gold);
  color: #0D0D0E;
}

.site-header__menu-btn {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 6px;
  width: 44px;
  height: 44px;
  cursor: pointer;
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-sm);
}

@media (min-width: 1024px) {
  .site-header__menu-btn {
    display: none;
  }
}

.site-header__menu-btn span {
  display: block;
  width: 22px;
  height: 1.5px;
  background-color: var(--color-text-main);
  transition: var(--transition-fast);
}

.site-header__menu-btn[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7.5px) rotate(45deg);
}

.site-header__menu-btn[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.site-header__menu-btn[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7.5px) rotate(-45deg);
}

/* ========================================================
   01. HERO SECTION
   ======================================================== */
.hero-section {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding-top: calc(var(--header-height) + 3rem);
  padding-bottom: 4rem;
  overflow: hidden;
  background-color: var(--color-bg-primary);
}

.hero-section__bg-wrapper {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
}

.hero-section__bg-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  filter: brightness(0.65) contrast(1.05);
  transform: scale(1.02);
  transition: transform 1.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.hero-section__overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    to bottom,
    rgba(13, 13, 14, 0.4) 0%,
    rgba(13, 13, 14, 0.72) 60%,
    rgba(13, 13, 14, 0.96) 100%
  );
}

.hero-section__content {
  position: relative;
  z-index: 2;
  max-width: 1020px;
}

.hero-section__badge {
  font-family: var(--font-sans);
  font-size: var(--text-eyebrow);
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-accent-gold);
  display: inline-block;
  margin-bottom: 1.5rem;
  border-bottom: 1px solid rgba(203, 164, 105, 0.4);
  padding-bottom: 0.4rem;
}

.hero-section__title {
  color: var(--color-text-main);
  margin-bottom: 1.5rem;
}

.hero-section__title span {
  display: block;
  color: #FFFFFF;
}

.hero-section__sub-claim {
  font-size: clamp(1.05rem, 1.2vw + 0.8rem, 1.35rem);
  color: #E2E2E6;
  font-weight: 400;
  max-width: 740px;
  margin-bottom: 2.5rem;
  line-height: 1.55;
}

.hero-section__sub-claim strong {
  color: var(--color-accent-gold);
  font-weight: 600;
}

.hero-section__pills {
  display: flex;
  flex-wrap: wrap;
  gap: 1.15rem;
  margin-bottom: 3.5rem;
}

.hero-section__metrics {
  position: relative;
  z-index: 2;
  margin-top: 2rem;
  border-top: var(--border-hairline);
  padding-top: 2.25rem;
}

.metrics-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.75rem;
}

@media (min-width: 640px) {
  .metrics-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.metric-item {
  border-left: 2px solid var(--color-accent-gold);
  padding-left: 1.35rem;
}

.metric-item__num {
  font-family: var(--font-sans);
  font-size: clamp(2.1rem, 3.5vw, 3.1rem);
  font-weight: 700;
  line-height: 1;
  color: #FFFFFF;
  margin-bottom: 0.4rem;
}

.metric-item__label {
  font-family: var(--font-sans);
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

/* ========================================================
   02. ATELIER & FILOZOFIA
   ======================================================== */
.atelier-section {
  position: relative;
  background-color: var(--color-bg-primary);
  border-top: var(--border-hairline);
}

.atelier-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 4rem;
  align-items: center;
}

@media (min-width: 1024px) {
  .atelier-grid {
    grid-template-columns: 1.15fr 1fr;
    gap: 5rem;
  }
}

.atelier-content__h2 {
  margin-bottom: 1.75rem;
  color: var(--color-text-main);
}

.atelier-content__lead {
  font-size: 1.15rem;
  color: var(--color-text-main);
  margin-bottom: 1.5rem;
  font-weight: 400;
  line-height: 1.68;
}

.theme-light .atelier-content__lead {
  color: var(--color-text-dark);
}

.atelier-standard-box {
  margin-top: 2.5rem;
  margin-bottom: 2.5rem;
  padding: 2.25rem;
  background: var(--color-bg-surface);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-left: 3px solid var(--color-accent-gold);
  border-radius: var(--radius-sm);
}

.atelier-standard-box__title {
  font-family: var(--font-sans);
  font-size: 0.76rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-accent-gold);
  margin-bottom: 0.75rem;
}

.atelier-standard-box__quote {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-style: italic;
  line-height: 1.4;
  color: var(--color-text-main);
}

.atelier-pillars {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  margin-top: 2rem;
}

@media (min-width: 640px) {
  .atelier-pillars {
    grid-template-columns: 1fr 1fr;
  }
}

.pillar-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 0.85rem 0;
  border-bottom: var(--border-hairline);
}

.pillar-item__idx {
  font-family: var(--font-sans);
  font-size: 0.85rem;
  color: var(--color-accent-gold);
  font-weight: 700;
}

.pillar-item__text {
  font-size: 0.92rem;
  color: var(--color-text-muted);
  font-weight: 500;
}

/* Atelier Image Showcase */
.atelier-visual {
  position: relative;
}

.atelier-visual__frame {
  position: relative;
  border: 1px solid rgba(255, 255, 255, 0.1);
  overflow: hidden;
  background-color: var(--color-bg-surface);
  border-radius: var(--radius-sm);
}

.atelier-visual__img {
  width: 100%;
  height: 580px;
  object-fit: cover;
  display: block;
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.atelier-visual__frame:hover .atelier-visual__img {
  transform: scale(1.03);
}

.atelier-visual__meta {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 1.75rem;
  background: linear-gradient(to top, rgba(13, 13, 14, 0.95), transparent);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.atelier-visual__tag {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--color-accent-gold);
  text-transform: uppercase;
  margin-bottom: 0.35rem;
}

.atelier-visual__desc {
  font-size: 0.88rem;
  color: var(--color-text-main);
  font-weight: 400;
  line-height: 1.5;
}

/* ========================================================
   03. OFERTA & ZAKRES (INTERAKTYWNY ARCHITECTURAL INDEX)
   Theme: Light (Kaszmir #F7F5F0)
   ======================================================== */
.offer-section {
  position: relative;
  background-color: var(--color-bg-light);
  color: var(--color-text-dark);
  border-top: 1px solid rgba(20, 20, 22, 0.08);
}

.offer-header {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  margin-bottom: 3.5rem;
}

@media (min-width: 1024px) {
  .offer-header {
    flex-direction: row;
    justify-content: space-between;
    align-items: flex-end;
  }
}

.segmented-tabs {
  display: inline-flex;
  background-color: var(--color-bg-light-surface);
  padding: 5px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(20, 20, 22, 0.1);
}

.segmented-tabs__btn {
  font-family: var(--font-sans);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0.85rem 1.75rem;
  border-radius: var(--radius-sm);
  color: var(--color-text-dark-muted);
  transition: var(--transition-fast);
}

.segmented-tabs__btn[aria-selected="true"] {
  background-color: #FFFFFF;
  color: var(--color-text-dark);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.segmented-tabs__btn:hover:not([aria-selected="true"]) {
  color: var(--color-text-dark);
}

/* Architectural Split Index Grid */
.offer-index-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
}

@media (min-width: 1024px) {
  .offer-index-grid {
    grid-template-columns: 1.25fr 1fr;
    gap: 4rem;
    align-items: start;
  }
}

.offer-index-list {
  display: flex;
  flex-direction: column;
}

.offer-index-item {
  border-bottom: 1px solid rgba(20, 20, 22, 0.1);
  padding: 1.35rem 0;
  cursor: pointer;
  transition: var(--transition-fast);
  display: block;
  text-align: left;
  width: 100%;
}

.offer-index-item:first-child {
  border-top: 1px solid rgba(20, 20, 22, 0.1);
}

.offer-index-item:hover,
.offer-index-item.is-active {
  padding-left: 0.85rem;
  background-color: rgba(20, 20, 22, 0.025);
}

.offer-index-item.is-active {
  border-left: 3px solid var(--color-accent-gold);
}

.offer-index-item__header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
}

.offer-index-item__title {
  font-family: var(--font-sans);
  font-size: 1.22rem;
  font-weight: 600;
  color: var(--color-text-dark);
  display: flex;
  align-items: baseline;
  gap: 0.85rem;
}

.offer-index-item__num {
  font-family: var(--font-sans);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--color-accent-walnut);
}

.offer-index-item__arrow {
  font-size: 1.1rem;
  color: var(--color-text-dark-subtle);
  transition: var(--transition-fast);
}

.offer-index-item:hover .offer-index-item__arrow,
.offer-index-item.is-active .offer-index-item__arrow {
  color: var(--color-accent-gold);
  transform: translateX(4px);
}

.offer-index-item__body {
  font-size: 0.92rem;
  color: var(--color-text-dark-muted);
  margin-top: 0.5rem;
  line-height: 1.55;
  padding-left: 2rem;
}

.offer-index-item__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 0.75rem;
  padding-left: 2rem;
}

.tag-pill {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 500;
  background-color: var(--color-bg-light-surface);
  border: 1px solid rgba(20, 20, 22, 0.08);
  padding: 0.25rem 0.7rem;
  border-radius: var(--radius-sm);
  color: var(--color-text-dark);
}

/* Offer Preview Window (Sticky on Desktop, Crisp Display) */
.offer-preview-box {
  position: sticky;
  top: calc(var(--header-height) + 2rem);
  background-color: #FFFFFF;
  border: 1px solid rgba(20, 20, 22, 0.12);
  border-radius: var(--radius-sm);
  overflow: hidden;
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.06);
}

.offer-preview-box__img-wrap {
  position: relative;
  width: 100%;
  height: 460px;
  background-color: #EFECE4;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

.offer-preview-box__img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center;
  transition: opacity 0.3s ease, transform 0.4s ease;
}

.offer-preview-box__img-wrap:hover .offer-preview-box__img {
  transform: scale(1.02);
}

/* B2B Infographic Cards Specific Viewport */
.offer-preview-box--b2b .offer-preview-box__img-wrap {
  height: 540px;
  background-color: #F0ECE4;
}

.offer-preview-box--b2b .offer-preview-box__img {
  object-fit: contain;
  padding: 0.75rem;
}

/* Zoom Badge (Editorial Nordic-Swiss) */
.offer-preview-box__zoom-badge {
  position: absolute;
  bottom: 0.85rem;
  right: 0.85rem;
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  background-color: rgba(13, 13, 14, 0.85);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  color: var(--color-accent-gold);
  border: 1px solid rgba(203, 164, 105, 0.35);
  border-radius: var(--radius-sm);
  padding: 0.35rem 0.75rem;
  font-family: var(--font-sans);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  pointer-events: none;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.2);
  transition: var(--transition-fast);
  z-index: 2;
}

.offer-preview-box__zoom-svg {
  flex-shrink: 0;
  stroke: var(--color-accent-gold);
  transition: var(--transition-fast);
}

.offer-preview-box__img-wrap:hover .offer-preview-box__zoom-badge {
  background-color: var(--color-accent-gold);
  color: var(--color-bg-primary);
  border-color: var(--color-accent-gold);
}

.offer-preview-box__img-wrap:hover .offer-preview-box__zoom-svg {
  stroke: var(--color-bg-primary);
}

/* Responsywność Mobile dla Okna Podglądu (eliminacja ucinania tablic wzorników) */
@media (max-width: 1023px) {
  .offer-preview-box {
    position: static;
    margin-top: 1.5rem;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
  }

  .offer-preview-box__img-wrap {
    height: auto;
    aspect-ratio: 5 / 4; /* Dokładne proporcje tablic wzorników 1402x1122 (1.25) - pełne wypełnienie bez obciętych krawędzi */
    background-color: #EFECE4;
  }

  .offer-preview-box__img {
    object-fit: contain;
    object-position: center;
    width: 100%;
    height: 100%;
  }

  .offer-preview-box--b2b .offer-preview-box__img-wrap {
    height: auto;
    aspect-ratio: 4 / 5; /* Zbalansowane proporcje dla pionowych plansz technicznych B2B */
    background-color: #F0ECE4;
  }

  .offer-preview-box--b2b .offer-preview-box__img {
    padding: 0.5rem;
  }

  .offer-preview-box__meta {
    padding: 1.25rem 1.15rem;
  }

  .offer-preview-box__headline {
    font-size: 1.15rem;
  }

  .offer-preview-box__specs {
    font-size: 0.85rem;
  }
}

.offer-preview-box__meta {
  padding: 1.75rem;
  background-color: #FFFFFF;
  border-top: 1px solid rgba(20, 20, 22, 0.08);
}

.offer-preview-box__category {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-accent-walnut);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 0.4rem;
}

.offer-preview-box__headline {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-text-dark);
  margin-bottom: 0.75rem;
}

.offer-preview-box__specs {
  font-size: 0.9rem;
  color: var(--color-text-dark-muted);
  line-height: 1.55;
}

/* ========================================================
   04. STANDARDY INWESTYCYJNE & MATERIAŁY
   Theme: Light (Kaszmir #F7F5F0)
   ======================================================== */
.standards-section {
  position: relative;
  background-color: var(--color-bg-light);
  color: var(--color-text-dark);
  border-top: 1px solid rgba(20, 20, 22, 0.08);
}

.standards-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  margin-top: 3.5rem;
  margin-bottom: 5rem;
}

@media (min-width: 1024px) {
  .standards-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.standard-card {
  background-color: #FFFFFF;
  border: 1px solid rgba(20, 20, 22, 0.1);
  padding: 2.5rem 2rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  border-radius: var(--radius-sm);
  position: relative;
  transition: var(--transition-smooth);
}

.standard-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.07);
}

.standard-card--premium {
  border: 2px solid var(--color-accent-gold);
  background: linear-gradient(180deg, #FFFFFF 0%, #FAF8F4 100%);
}

.standard-card__badge {
  position: absolute;
  top: -12px;
  right: 20px;
  background-color: var(--color-accent-gold);
  color: #0D0D0E;
  font-family: var(--font-sans);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.3rem 0.85rem;
  border-radius: var(--radius-sm);
}

.standard-card__level {
  font-family: var(--font-sans);
  font-size: 0.76rem;
  font-weight: 600;
  color: var(--color-text-dark-subtle);
  letter-spacing: 0.12em;
  margin-bottom: 0.5rem;
  text-transform: uppercase;
}

.standard-card__title {
  font-size: 1.45rem;
  font-weight: 700;
  color: var(--color-text-dark);
  margin-bottom: 1rem;
}

.standard-card__target {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-accent-walnut);
  margin-bottom: 1.5rem;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid rgba(20, 20, 22, 0.08);
}

.standard-card__features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  margin-bottom: 2rem;
}

.standard-card__feature-item {
  font-size: 0.9rem;
  color: var(--color-text-dark-muted);
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  line-height: 1.45;
}

.standard-card__feature-item::before {
  content: '•';
  font-size: 1.1rem;
  color: var(--color-accent-gold);
  line-height: 1;
  margin-top: 1px;
  flex-shrink: 0;
}

/* Material Palette Display */
.material-palette-box {
  background-color: var(--color-bg-light-surface);
  border: 1px solid rgba(20, 20, 22, 0.1);
  padding: clamp(2rem, 4vw, 3.5rem);
  border-radius: var(--radius-sm);
}

.material-palette-box__title {
  font-size: 1.35rem;
  margin-bottom: 2rem;
  color: var(--color-text-dark);
}

.material-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.75rem;
}

@media (min-width: 640px) {
  .material-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .material-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.material-item {
  background-color: #FFFFFF;
  border: 1px solid rgba(20, 20, 22, 0.08);
  padding: 1.65rem;
  border-radius: var(--radius-sm);
}

.material-item__name {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--color-text-dark);
  margin-bottom: 0.5rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.material-item__desc {
  font-size: 0.88rem;
  color: var(--color-text-dark-muted);
  line-height: 1.5;
}

.material-sample-cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  margin-top: 2.5rem;
}

@media (min-width: 768px) {
  .material-sample-cards {
    grid-template-columns: 1fr 1fr;
  }
}

.sample-card {
  position: relative;
  border: 1px solid rgba(20, 20, 22, 0.1);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.sample-card__img {
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  display: block;
}

.sample-card__caption {
  padding: 1.15rem 1.35rem;
  background-color: #FFFFFF;
  font-family: var(--font-sans);
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--color-text-dark);
  border-top: 1px solid rgba(20, 20, 22, 0.08);
  line-height: 1.5;
}

/* ========================================================
   05. PORTFOLIO / LOOKBOOK REALIZACJI
   Theme: Dark (Heban #0D0D0E)
   ======================================================== */
.portfolio-section {
  position: relative;
  background-color: var(--color-bg-primary);
  border-top: var(--border-hairline);
}

.portfolio-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 2rem;
  margin-bottom: 3.5rem;
}

.portfolio-filter-btn {
  font-family: var(--font-sans);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0.7rem 1.35rem;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-sm);
  color: var(--color-text-muted);
  cursor: pointer;
  transition: var(--transition-fast);
}

.portfolio-filter-btn:hover {
  border-color: var(--color-accent-gold);
  color: var(--color-text-main);
}

.portfolio-filter-btn.is-active {
  background-color: var(--color-bg-surface-elevated);
  border-color: var(--color-accent-gold);
  color: var(--color-accent-gold);
}

/* Asymmetric Portfolio Gallery */
.portfolio-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
}

@media (min-width: 768px) {
  .portfolio-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1200px) {
  .portfolio-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.portfolio-card {
  position: relative;
  background-color: var(--color-bg-surface);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-sm);
  overflow: hidden;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.portfolio-card:hover {
  border-color: rgba(203, 164, 105, 0.45);
  transform: translateY(-4px);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.5);
}

.portfolio-card--wide {
  grid-column: 1 / -1;
}

@media (min-width: 1200px) {
  .portfolio-card--span-2 {
    grid-column: span 2;
  }
}

.portfolio-card__img-wrap {
  position: relative;
  width: 100%;
  height: 340px;
  overflow: hidden;
  background-color: #1a1a1d;
}

.portfolio-card--wide .portfolio-card__img-wrap {
  height: 480px;
}

.portfolio-card__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.portfolio-card:hover .portfolio-card__img {
  transform: scale(1.035);
}

.portfolio-card__meta-bar {
  padding: 1.6rem 1.75rem;
  background-color: var(--color-bg-surface);
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.portfolio-card__eyebrow {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-sans);
  font-size: 0.74rem;
  font-weight: 600;
  color: var(--color-accent-gold);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}

.portfolio-card__title {
  font-size: 1.18rem;
  font-weight: 600;
  color: var(--color-text-main);
  margin-bottom: 0.75rem;
}

.portfolio-card__specs {
  font-size: 0.88rem;
  color: var(--color-text-muted);
  line-height: 1.5;
}

/* ========================================================
   06. PROCES REALIZACJI (DUAL TIMELINE)
   Theme: Light (Kaszmir #F7F5F0)
   ======================================================== */
.process-section {
  position: relative;
  background-color: var(--color-bg-light);
  color: var(--color-text-dark);
  border-top: 1px solid rgba(20, 20, 22, 0.08);
}

.process-timeline-wrapper {
  margin-top: 3.5rem;
}

/* Horizontal Track (Desktop) */
.timeline-track-nav {
  display: flex;
  overflow-x: auto;
  gap: 0;
  border-bottom: 2px solid rgba(20, 20, 22, 0.1);
  margin-bottom: 3rem;
  padding-bottom: 0;
  scrollbar-width: none;
}

.timeline-track-nav::-webkit-scrollbar {
  display: none;
}

.timeline-step-btn {
  flex: 1;
  min-width: 140px;
  padding: 1.25rem 1rem;
  background: transparent;
  border: none;
  border-bottom: 3px solid transparent;
  margin-bottom: -2px;
  text-align: left;
  cursor: pointer;
  transition: var(--transition-fast);
}

.timeline-step-btn:hover {
  background-color: rgba(20, 20, 22, 0.03);
}

.timeline-step-btn.is-active {
  border-bottom-color: var(--color-accent-gold);
  background-color: #FFFFFF;
}

.timeline-step-btn__num {
  font-family: var(--font-sans);
  font-size: 0.8rem;
  color: var(--color-accent-walnut);
  font-weight: 700;
  display: block;
  margin-bottom: 0.35rem;
}

.timeline-step-btn__title {
  font-family: var(--font-sans);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-text-dark);
  display: block;
}

/* Active Step Showcase Card */
.timeline-active-card {
  background-color: #FFFFFF;
  border: 1px solid rgba(20, 20, 22, 0.1);
  padding: clamp(2rem, 4vw, 3.5rem);
  border-radius: var(--radius-sm);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}

@media (min-width: 900px) {
  .timeline-active-card {
    grid-template-columns: 1.4fr 1fr;
    gap: 3.5rem;
    align-items: center;
  }
}

.timeline-active-card__header {
  margin-bottom: 1.25rem;
}

.timeline-active-card__step-num {
  font-family: var(--font-sans);
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--color-accent-walnut);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.timeline-active-card__title {
  font-size: clamp(1.4rem, 2.2vw, 2rem);
  font-weight: 700;
  color: var(--color-text-dark);
  margin-top: 0.5rem;
}

.timeline-active-card__body {
  font-size: 0.96rem;
  color: var(--color-text-dark-muted);
  line-height: 1.62;
  margin-bottom: 1.75rem;
}

.timeline-active-card__output-box {
  background-color: var(--color-bg-light-surface);
  border-left: 3px solid var(--color-accent-gold);
  padding: 1.25rem 1.5rem;
  border-radius: var(--radius-sm);
}

.timeline-active-card__output-label {
  font-family: var(--font-sans);
  font-size: 0.74rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-text-dark-subtle);
  margin-bottom: 0.35rem;
}

.timeline-active-card__output-text {
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--color-text-dark);
}

.timeline-active-card__side {
  background-color: var(--color-bg-light);
  border: 1px solid rgba(20, 20, 22, 0.08);
  padding: 2rem;
  border-radius: var(--radius-sm);
}

.timeline-side-stat {
  margin-bottom: 1.5rem;
}

.timeline-side-stat:last-child {
  margin-bottom: 0;
}

.timeline-side-stat__label {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-text-dark-subtle);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 0.25rem;
}

.timeline-side-stat__val {
  font-size: 1.08rem;
  font-weight: 600;
  color: var(--color-text-dark);
}

/* ========================================================
   07. ZAUFANIE & DOŚWIADCZENIE
   Theme: Dark (Heban #0D0D0E)
   ======================================================== */
.trust-section {
  position: relative;
  background-color: var(--color-bg-primary);
  border-top: var(--border-hairline);
}

.trust-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3.5rem;
}

@media (min-width: 1024px) {
  .trust-grid {
    grid-template-columns: 1.2fr 1fr;
    gap: 5rem;
    align-items: center;
  }
}

.trust-lead {
  font-size: clamp(1.1rem, 1.4vw, 1.35rem);
  color: #E2E2E6;
  margin-bottom: 1.5rem;
  line-height: 1.55;
}

.trust-facts-list {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.trust-fact-card {
  background-color: var(--color-bg-surface);
  border: 1px solid rgba(255, 255, 255, 0.08);
  padding: 1.85rem 2rem;
  border-radius: var(--radius-sm);
}

.trust-fact-card__num {
  font-family: var(--font-sans);
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent-gold);
  margin-bottom: 0.4rem;
}

.trust-fact-card__title {
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--color-text-main);
  margin-bottom: 0.5rem;
}

.trust-fact-card__desc {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.5;
}

/* ========================================================
   08. ATELIER & KONTAKT (BEZ FORMULARZA)
   Theme: Dark (Heban #0D0D0E)
   ======================================================== */
.contact-section {
  position: relative;
  background-color: var(--color-bg-surface);
  border-top: var(--border-hairline);
}

.contact-claim-banner {
  text-align: center;
  max-width: 900px;
  margin: 0 auto 4.5rem auto;
  padding-bottom: 3.5rem;
  border-bottom: var(--border-hairline);
}

.contact-claim-banner__quote {
  font-family: var(--font-serif);
  font-size: clamp(1.8rem, 3.2vw, 3rem);
  font-style: italic;
  line-height: 1.3;
  color: var(--color-text-main);
}

.contact-atelier-card {
  background-color: var(--color-bg-primary);
  border: 1px solid rgba(203, 164, 105, 0.35);
  border-radius: var(--radius-sm);
  padding: clamp(2rem, 5vw, 4.5rem);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.6);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3.5rem;
}

@media (min-width: 992px) {
  .contact-grid {
    grid-template-columns: 1.15fr 1fr;
    gap: 4.5rem;
  }
}

.contact-info-block {
  margin-bottom: 2.25rem;
}

.contact-info-block__label {
  font-family: var(--font-sans);
  font-size: 0.76rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-accent-gold);
  margin-bottom: 0.5rem;
}

.contact-info-block__val {
  font-size: 1.18rem;
  color: var(--color-text-main);
  font-weight: 500;
  line-height: 1.45;
}

.contact-info-block__val a:hover {
  color: var(--color-accent-gold);
}

.contact-direct-actions {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-top: 2.5rem;
}

@media (min-width: 640px) {
  .contact-direct-actions {
    flex-direction: row;
    flex-wrap: wrap;
  }
}

/* Registry Metadata Box */
.contact-registry-box {
  background-color: var(--color-bg-surface);
  border: 1px solid rgba(255, 255, 255, 0.06);
  padding: 2.25rem;
  border-radius: var(--radius-sm);
}

.contact-registry-box__title {
  font-family: var(--font-sans);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent-gold);
  margin-bottom: 1.5rem;
  padding-bottom: 0.75rem;
  border-bottom: var(--border-hairline);
}

.registry-item {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1rem;
  padding: 0.75rem 0;
  border-bottom: var(--border-hairline);
  font-size: 0.88rem;
}

.registry-item:last-child {
  border-bottom: none;
}

.registry-item__key {
  font-family: var(--font-sans);
  color: var(--color-text-subtle);
  font-weight: 500;
  white-space: nowrap;
  flex-shrink: 0;
}

.registry-item__val {
  font-family: var(--font-sans);
  color: var(--color-text-main);
  font-weight: 600;
  text-align: right;
  line-height: 1.4;
}

@media (max-width: 480px) {
  .contact-registry-box {
    padding: 1.5rem 1.25rem;
  }
  .registry-item {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.25rem;
  }
  .registry-item__val {
    text-align: left;
  }
}

/* ========================================================
   09. FOOTER
   ======================================================== */
.site-footer {
  background-color: var(--color-bg-primary);
  border-top: var(--border-hairline);
  padding: 3rem 0 5rem 0;
}

@media (min-width: 768px) {
  .site-footer {
    padding-bottom: 3rem;
  }
}

.site-footer__inner {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  align-items: center;
  justify-content: space-between;
  text-align: center;
}

@media (min-width: 768px) {
  .site-footer__inner {
    flex-direction: row;
    text-align: left;
  }
}

.site-footer__brand-text {
  font-size: 0.85rem;
  color: var(--color-text-subtle);
  line-height: 1.6;
}

.site-footer__author {
  display: inline-block;
  margin-top: 0.35rem;
}

.site-footer__author-link {
  color: var(--color-text-muted);
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 255, 255, 0.15);
  transition: var(--transition-smooth);
}

.site-footer__author-link:hover {
  color: var(--color-accent-gold);
  border-bottom-color: var(--color-accent-gold);
}

.site-footer__coords {
  font-family: var(--font-sans);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--color-accent-gold);
  letter-spacing: 0.1em;
}

/* ========================================================
   10. MOBILE CONCIERGE BAR (FLOATING ACCESS)
   ======================================================== */
.mobile-concierge-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  z-index: 990;
  background-color: rgba(13, 13, 14, 0.95);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-top: 1px solid rgba(203, 164, 105, 0.4);
  padding: 0.75rem 1rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
}

@media (min-width: 768px) {
  .mobile-concierge-bar {
    display: none;
  }
}

.mobile-concierge-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--font-sans);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  padding: 0.75rem 0.5rem;
  border-radius: var(--radius-sm);
  text-align: center;
}

.mobile-concierge-btn--call {
  background-color: var(--color-accent-gold);
  color: #0D0D0E;
}

.mobile-concierge-btn--mail {
  background-color: var(--color-bg-surface-elevated);
  color: var(--color-text-main);
  border: 1px solid rgba(255, 255, 255, 0.15);
}

/* ========================================================
   11. ATELIER INSPECTION LIGHTBOX (FULLSCREEN 1:1)
   ======================================================== */
.inspection-lightbox {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: 2000;
  background-color: rgba(13, 13, 14, 0.96);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  display: flex;
  flex-direction: column;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.35s ease;
}

.inspection-lightbox.is-open {
  opacity: 1;
  pointer-events: auto;
}

.inspection-lightbox__topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.25rem 2rem;
  border-bottom: var(--border-hairline);
}

.inspection-lightbox__title {
  font-family: var(--font-sans);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-accent-gold);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.inspection-lightbox__close-btn {
  font-family: var(--font-sans);
  font-size: 1.5rem;
  color: var(--color-text-main);
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  transition: var(--transition-fast);
}

.inspection-lightbox__close-btn:hover {
  color: var(--color-accent-gold);
  transform: scale(1.15);
}

.inspection-lightbox__viewport {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  padding: 1.5rem;
  overflow: hidden;
}

.inspection-lightbox__img {
  max-width: 90%;
  max-height: 80vh;
  object-fit: contain;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.8);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-sm);
  transition: transform 0.3s ease;
}

.inspection-lightbox__nav-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background-color: rgba(20, 20, 22, 0.85);
  border: 1px solid rgba(255, 255, 255, 0.18);
  color: var(--color-text-main);
  width: 50px;
  height: 50px;
  padding: 0;
  margin: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: var(--transition-fast);
  line-height: 1;
  z-index: 10;
}

.inspection-lightbox__nav-btn svg {
  display: block;
  width: 22px;
  height: 22px;
  stroke: currentColor;
  pointer-events: none;
  margin: 0 auto;
}

.inspection-lightbox__nav-btn:hover {
  border-color: var(--color-accent-gold);
  color: var(--color-accent-gold);
  background-color: rgba(28, 28, 31, 0.95);
  transform: translateY(-50%) scale(1.06);
}

.inspection-lightbox__nav-btn:active {
  transform: translateY(-50%) scale(0.96);
}

.inspection-lightbox__nav-btn--prev {
  left: 2rem;
}

.inspection-lightbox__nav-btn--next {
  right: 2rem;
}

@media (max-width: 768px) {
  .inspection-lightbox__nav-btn {
    width: 44px;
    height: 44px;
  }

  .inspection-lightbox__nav-btn svg {
    width: 20px;
    height: 20px;
  }

  .inspection-lightbox__nav-btn--prev {
    left: 0.75rem;
  }

  .inspection-lightbox__nav-btn--next {
    right: 0.75rem;
  }
}

.inspection-lightbox__meta {
  padding: 1.25rem 2rem;
  background-color: var(--color-bg-primary);
  border-top: var(--border-hairline);
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  text-align: center;
}

@media (min-width: 768px) {
  .inspection-lightbox__meta {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
    text-align: left;
  }
}

.inspection-lightbox__caption {
  font-size: 0.98rem;
  color: var(--color-text-main);
  font-weight: 500;
}

.inspection-lightbox__specs {
  font-family: var(--font-sans);
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

/* ========================================================
   12. MOBILE FULLSCREEN MENU OVERLAY
   ======================================================== */
.mobile-menu-overlay {
  position: fixed;
  top: var(--header-height);
  left: 0;
  width: 100%;
  height: calc(100vh - var(--header-height));
  z-index: 999;
  background-color: rgba(13, 13, 14, 0.98);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 2.5rem 1.75rem 6rem 1.75rem;
  opacity: 0;
  pointer-events: none;
  transform: translateY(-10px);
  transition: var(--transition-smooth);
}

.mobile-menu-overlay.is-open {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.mobile-menu-overlay__nav {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.mobile-menu-overlay__link {
  font-size: 1.45rem;
  font-weight: 600;
  color: var(--color-text-main);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  display: flex;
  align-items: baseline;
  gap: 1rem;
}

.mobile-menu-overlay__link span {
  font-family: var(--font-sans);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--color-accent-gold);
}

.mobile-menu-overlay__footer {
  border-top: var(--border-hairline);
  padding-top: 1.75rem;
}

.mobile-menu-overlay__phone {
  font-family: var(--font-sans);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--color-accent-gold);
  display: block;
  margin-bottom: 0.5rem;
}