/* =============================================
   DESIGN TOKENS — AURBIC SCP
============================================= */
:root {
  --brick:       #8B4513;
  --terracotta:  #A15843;
  --sand:        #F4EBD0;
  --choco:       #3C2A21;
  --cream:       #FAF8F5;
  --choco-mid:   #5C3D2E;
  --choco-light: #7A5442;

  --font-display: 'Cormorant Garamond', Georgia, serif;
  --font-body:    'Montserrat', sans-serif;

  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --transition: 0.4s var(--ease-out);
}

/* =============================================
   RESET & BASE
============================================= */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-body);
  background: var(--cream);
  color: var(--choco);
  overflow-x: hidden;
}

img { display: block; width: 100%; height: 100%; object-fit: cover; }

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

button { cursor: pointer; border: none; font-family: var(--font-body); }

/* =============================================
   UTILITY
============================================= */
.container { max-width: 1280px; margin: 0 auto; padding: 0 48px; }

.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-body);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 2px;
  text-transform: uppercase;
  padding: 16px 32px;
  transition: var(--transition);
}

.btn--primary {
  background: var(--brick);
  color: var(--sand);
}
.btn--primary:hover { background: var(--terracotta); }

.btn--outline-dark {
  border: 1px solid rgba(60,42,33,0.35);
  color: var(--choco);
  background: transparent;
}
.btn--outline-dark:hover {
  border-color: var(--brick);
  color: var(--brick);
}

/* =============================================
   NAVBAR
============================================= */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: transparent;
  transition: background var(--transition), box-shadow var(--transition);
}

.navbar.scrolled {
  background: var(--choco);
  box-shadow: 0 1px 0 rgba(244,235,208,0.08);
}

.navbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  padding: 0 48px;
}

.navbar__logo {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 400;
  letter-spacing: 4px;
  color: var(--sand);
  text-transform: uppercase;
}

.navbar__logo span {
  display: block;
  font-size: 8px;
  font-family: var(--font-body);
  letter-spacing: 3px;
  color: var(--terracotta);
  margin-top: 2px;
}

.navbar__links {
  display: flex;
  align-items: center;
  gap: 36px;
  list-style: none;
}

.navbar__links a {
  font-family: var(--font-body);
  font-size: 11px;
  font-weight: 400;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: rgba(244,235,208,0.65);
  transition: color var(--transition);
  position: relative;
}

.navbar__links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--terracotta);
  transition: width var(--transition);
}

.navbar__links a:hover {
  color: var(--sand);
}
.navbar__links a:hover::after { width: 100%; }

.navbar__cta {
  background: var(--brick);
  color: var(--sand);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 2px;
  text-transform: uppercase;
  padding: 12px 24px;
  transition: var(--transition);
}
.navbar__cta:hover { background: var(--terracotta); }

.navbar__burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  padding: 4px;
}

.navbar__burger span {
  display: block;
  width: 24px;
  height: 1px;
  background: var(--sand);
  transition: var(--transition);
}

/* =============================================
   HERO REALISATIONS
============================================= */
.hero-rea {
  min-height: 60vh;
  background: var(--choco);
  position: relative;
  display: flex;
  align-items: center;
  padding-top: 120px;
  overflow: hidden;
}

.hero-rea__bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, #3C2A21 0%, #1a0f09 100%);
}

.hero-rea__grid {
  position: absolute;
  inset: 0;
  background-image:
    repeating-linear-gradient(90deg, rgba(244,235,208,0.04) 0px, rgba(244,235,208,0.04) 1px, transparent 1px, transparent 80px),
    repeating-linear-gradient(0deg, rgba(244,235,208,0.04) 0px, rgba(244,235,208,0.04) 1px, transparent 1px, transparent 80px);
}

.hero-rea__content {
  position: relative;
  z-index: 2;
}

.hero-rea__title {
  font-family: var(--font-display);
  font-size: clamp(36px, 5.5vw, 72px);
  font-weight: 300;
  line-height: 1.1;
  color: var(--sand);
  margin-bottom: 24px;
}

.hero-rea__subtitle {
  color: rgba(244,235,208,0.65);
  font-size: 14px;
  line-height: 1.8;
  max-width: 540px;
  font-weight: 300;
}

/* =============================================
   REALISATIONS SECTION
============================================= */
.realisations {
  background: var(--cream);
  padding: 80px 0;
}

.realisations__controls {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 32px;
  margin-bottom: 60px;
}

.realisations__search {
  flex: 1;
  min-width: 250px;
}

.search-input {
  width: 100%;
  padding: 14px 20px;
  font-family: var(--font-body);
  font-size: 12px;
  border: 1px solid rgba(60,42,33,0.2);
  background: var(--cream);
  color: var(--choco);
  transition: all var(--transition);
}

.search-input::placeholder {
  color: rgba(60,42,33,0.4);
}

.search-input:focus {
  outline: none;
  border-color: var(--brick);
  background: white;
  box-shadow: 0 0 0 3px rgba(139,69,19,0.1);
}

.realisations__filters {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.filter-btn {
  padding: 10px 24px;
  font-size: 10px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  background: transparent;
  border: 1px solid rgba(60,42,33,0.25);
  color: var(--choco-light);
  transition: var(--transition);
}

.filter-btn.active,
.filter-btn:hover {
  background: var(--choco);
  color: var(--sand);
  border-color: var(--choco);
}

/* =============================================
   PROJECTS GRID
============================================= */
.realisations__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 32px;
  margin-bottom: 60px;
}

.project-card {
  background: white;
  border-radius: 2px;
  overflow: hidden;
  cursor: pointer;
  transition: all var(--transition);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
  display: none;
}

.project-card.active {
  display: block;
  animation: slideIn 0.5s var(--ease-out);
}

@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.project-card:hover {
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.15);
  transform: translateY(-8px);
}

.project-card__image {
  width: 100%;
  height: 240px;
  overflow: hidden;
  background: #f0f0f0;
}

.project-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition);
}

.project-card:hover .project-card__image img {
  transform: scale(1.05);
}

.project-card__content {
  padding: 24px;
}

.project-card__category {
  display: inline-block;
  font-size: 9px;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  color: var(--terracotta);
  margin-bottom: 8px;
}

.project-card__title {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 400;
  color: var(--choco);
  line-height: 1.3;
  margin-bottom: 8px;
}

.project-card__meta {
  font-size: 11px;
  color: rgba(60,42,33,0.5);
  margin-bottom: 12px;
}

.project-card__description {
  font-size: 12px;
  line-height: 1.6;
  color: rgba(60,42,33,0.7);
  margin-bottom: 16px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.project-card__cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 10px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--brick);
  font-weight: 500;
  transition: var(--transition);
}

.project-card:hover .project-card__cta {
  gap: 12px;
  color: var(--terracotta);
}

/* =============================================
   LOAD MORE BUTTON
============================================= */
.realisations__load-more {
  text-align: center;
}

.realisations__load-more .btn {
  margin: 0 auto;
}

/* =============================================
   PROJECT DETAIL
============================================= */
.project-detail {
  background: var(--cream);
  padding: 80px 0;
}

.project-detail__back {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 32px;
  color: var(--choco);
  font-size: 12px;
  font-weight: 500;
  transition: var(--transition);
}

.project-detail__back:hover {
  color: var(--brick);
}

.project-detail__header {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 40px;
  margin-bottom: 40px;
}

.project-detail__tag {
  display: inline-block;
  font-size: 11px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--terracotta);
  margin-bottom: 16px;
}

.project-detail__title {
  font-family: var(--font-display);
  font-size: clamp(32px, 4vw, 56px);
  font-weight: 400;
  line-height: 1.05;
  color: var(--choco);
  margin-bottom: 18px;
}

.project-detail__subtitle {
  font-size: 15px;
  line-height: 1.9;
  color: rgba(60,42,33,0.8);
  max-width: 720px;
}

.project-detail__meta {
  display: grid;
  gap: 14px;
  background: white;
  padding: 28px;
  border-radius: 16px;
  box-shadow: 0 12px 30px rgba(60,42,33,0.06);
}

.project-detail__meta-item {
  display: grid;
  gap: 8px;
  font-size: 12px;
  color: rgba(60,42,33,0.7);
}

.project-detail__meta-item strong {
  font-size: 11px;
  letter-spacing: 1px;
  color: var(--terracotta);
  text-transform: uppercase;
  font-weight: 600;
}

.project-detail__body {
  display: grid;
  grid-template-columns: 1.8fr 1fr;
  gap: 32px;
}

.project-detail__gallery {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.project-detail__gallery-item {
  position: relative;
  overflow: hidden;
  border-radius: 20px;
  min-height: 240px;
  box-shadow: 0 18px 40px rgba(60,42,33,0.08);
}

.project-detail__gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition);
}

.project-detail__gallery-item:hover img {
  transform: scale(1.08);
}

.project-detail__info-card {
  background: white;
  padding: 36px;
  border-radius: 20px;
  box-shadow: 0 18px 40px rgba(60,42,33,0.08);
}

.project-detail__info-card h2 {
  margin-top: 0;
  margin-bottom: 20px;
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 400;
  color: var(--choco);
}

.project-detail__info-card p {
  color: rgba(60,42,33,0.75);
  line-height: 1.8;
  margin-bottom: 28px;
}

.project-detail__stats-grid {
  display: grid;
  gap: 16px;
}

.project-detail__stat-card {
  background: var(--sand);
  padding: 24px;
  border-radius: 16px;
  display: grid;
  gap: 10px;
}

.project-detail__stat-card span {
  font-size: 11px;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--choco-light);
}

.project-detail__stat-card strong {
  font-size: 22px;
  color: var(--choco);
}

.project-detail__empty {
  padding: 80px 0;
  text-align: center;
}

.project-detail__empty h2 {
  font-family: var(--font-display);
  font-size: 32px;
  margin-bottom: 18px;
}

.project-detail__empty p {
  color: rgba(60,42,33,0.75);
  line-height: 1.8;
}

/* =============================================
   MODAL
============================================= */
.modal {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 200;
  align-items: center;
  justify-content: center;
}

.modal.active {
  display: flex;
}

.modal__overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
  animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.modal__content {
  position: relative;
  z-index: 1;
  max-width: 900px;
  width: 90%;
  max-height: 90vh;
  background: white;
  border-radius: 2px;
  overflow-y: auto;
  animation: slideUp 0.4s var(--ease-out);
}

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(40px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.modal__close {
  position: sticky;
  top: 20px;
  right: 20px;
  background: var(--choco);
  color: var(--sand);
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  cursor: pointer;
  transition: var(--transition);
  float: right;
  z-index: 10;
}

.modal__close:hover {
  background: var(--brick);
  transform: rotate(90deg);
}

.modal__inner {
  padding: 40px;
}

.modal__image {
  width: 100%;
  max-height: 400px;
  object-fit: cover;
  margin-bottom: 32px;
  border-radius: 2px;
}

.modal__title {
  font-family: var(--font-display);
  font-size: 32px;
  font-weight: 400;
  color: var(--choco);
  margin-bottom: 16px;
}

.modal__meta {
  display: flex;
  gap: 24px;
  margin-bottom: 24px;
  flex-wrap: wrap;
}

.modal__meta-item {
  font-size: 12px;
  color: rgba(60,42,33,0.6);
}

.modal__meta-label {
  display: block;
  font-weight: 500;
  color: var(--terracotta);
  text-transform: uppercase;
  font-size: 10px;
  letter-spacing: 1px;
  margin-bottom: 4px;
}

.modal__description {
  font-size: 14px;
  line-height: 1.8;
  color: rgba(60,42,33,0.8);
  margin-bottom: 32px;
}

.modal__gallery {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-bottom: 32px;
}

.modal__gallery-item {
  width: 100%;
  height: 280px;
  overflow: hidden;
  border-radius: 2px;
  background: #f0f0f0;
}

.modal__gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.modal__cta {
  display: flex;
  gap: 16px;
}

/* =============================================
   FOOTER
============================================= */
.footer {
  background: var(--choco);
  color: var(--sand);
  padding: 60px 0 24px;
  border-top: 1px solid rgba(244,235,208,0.1);
}

.footer__main {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 40px;
}

.footer__brand-logo {
  font-family: var(--font-display);
  font-size: 18px;
  letter-spacing: 3px;
  text-transform: uppercase;
  margin-bottom: 4px;
}

.footer__brand-sub {
  font-size: 9px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--terracotta);
  margin-bottom: 16px;
}

.footer__brand-desc {
  font-size: 12px;
  line-height: 1.6;
  color: rgba(244,235,208,0.6);
  margin-bottom: 20px;
}

.footer__social {
  display: flex;
  gap: 16px;
}

.footer__social-link {
  width: 36px;
  height: 36px;
  border: 1px solid rgba(244,235,208,0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 10px;
  transition: var(--transition);
}

.footer__social-link:hover {
  background: var(--brick);
  border-color: var(--brick);
}

.footer__col-title {
  font-size: 10px;
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 20px;
  color: var(--terracotta);
}

.footer__col-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer__col-links a {
  font-size: 11px;
  line-height: 1.6;
  color: rgba(244,235,208,0.65);
  transition: color var(--transition);
}

.footer__col-links a:hover {
  color: var(--sand);
}

.footer__contact-item {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  margin-bottom: 16px;
  font-size: 11px;
  line-height: 1.6;
  color: rgba(244,235,208,0.65);
}

.footer__contact-icon {
  display: block;
  flex-shrink: 0;
  margin-top: 2px;
}

.footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 24px;
  border-top: 1px solid rgba(244,235,208,0.1);
  font-size: 10px;
  color: rgba(244,235,208,0.5);
  flex-wrap: wrap;
  gap: 16px;
}

.footer__legal {
  display: flex;
  gap: 24px;
}

.footer__legal a {
  color: rgba(244,235,208,0.5);
  transition: color var(--transition);
}

.footer__legal a:hover {
  color: var(--sand);
}

/* =============================================
   RESPONSIVE
============================================= */
@media (max-width: 1024px) {
  .navbar__inner { padding: 0 32px; }
  .container { padding: 0 32px; }
  .hero-rea__title { font-size: clamp(28px, 4vw, 52px); }
  .realisations__grid { grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); }
  .footer__main { grid-template-columns: repeat(2, 1fr); }
  .modal__gallery { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .navbar__burger { display: flex; }
  .navbar__links { display: none; }
  .navbar__cta { display: none; }
  .navbar__inner { padding: 0 24px; }
  .container { padding: 0 24px; }
  
  .realisations__controls {
    flex-direction: column;
    align-items: stretch;
  }
  
  .realisations__search { min-width: 100%; }
  .realisations__filters { justify-content: center; }
  .realisations__grid { grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 20px; }
  
  .modal__inner { padding: 24px; }
  .modal__image { max-height: 300px; }
  
  .footer__main { grid-template-columns: 1fr; gap: 32px; }
  .footer__bottom { flex-direction: column; text-align: center; }
}

@media (max-width: 480px) {
  .realisations__grid { grid-template-columns: 1fr; }
  .hero-rea { padding-top: 100px; min-height: 50vh; }
  .realisations__filters { gap: 6px; }
  .filter-btn { padding: 8px 16px; font-size: 9px; }
}