/* ============================================
   HOME PAGE — page-specific styles
   ============================================ */

/* ========== HERO ========== */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
  background: var(--bg-primary);
}
.hero-bg {
  position: absolute;
  inset: 0;
  background: url('/images/hero.webp') center/cover no-repeat;
  opacity: 0.3;
  will-change: transform;
  -webkit-backface-visibility: hidden;
  backface-visibility: hidden;
  transform: translateZ(0);
}
.hero-content {
  position: relative;
  z-index: 1;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 clamp(24px, 5vw, 80px);
  padding-bottom: clamp(4rem, 8vw, 7rem);
  width: 100%;
}
.hero-eyebrow {
  font-family: var(--font-ui);
  font-size: 0.75rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.3em;
  color: var(--accent);
  margin-bottom: 1.5rem;
}
.hero h1 {
  font-size: clamp(2.8rem, 6vw, 5rem);
  font-weight: 400;
  margin-bottom: 1.5rem;
  max-width: 700px;
}
.hero h1 em {
  font-style: italic;
  color: var(--accent);
}
.hero-sub {
  font-size: clamp(0.95rem, 1.5vw, 1.1rem);
  color: var(--text);
  max-width: 520px;
  margin-bottom: 2.5rem;
  line-height: 1.8;
}
.hero-ctas {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 2.5rem;
}
.hero-rule {
  width: 60px;
  height: 2px;
  background: var(--accent);
  opacity: 0.6;
}

/* ========== ABOUT ========== */
#about { scroll-margin-top: var(--nav-height); }
.about-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
}
.about-text .gold-rule { margin-bottom: 1.5rem; }
.about-text .section-label { margin-bottom: 1rem; }
.about-text h2 { margin-bottom: 1.5rem; }
.about-text p {
  color: var(--text-muted);
  font-size: 1.02rem;
  line-height: 1.85;
  margin-bottom: 1rem;
}
.about-image {
  border-radius: 4px;
  overflow: hidden;
  position: relative;
}
.about-image img {
  width: 100%;
  height: 420px;
  object-fit: cover;
}
.about-image::after {
  content: '';
  position: absolute;
  inset: 0;
  border: 1px solid var(--border-accent);
  border-radius: 4px;
  pointer-events: none;
}

/* ========== SERVICES ========== */
#services {
  scroll-margin-top: var(--nav-height);
  background: var(--bg-secondary);
}
.services-header {
  text-align: center;
  margin-bottom: clamp(2.5rem, 5vw, 4rem);
}
.services-header .gold-rule { margin: 0 auto 1.5rem; }
.services-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}
.service-card {
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: clamp(2rem, 4vw, 3rem);
  position: relative;
  overflow: hidden;
  transition: border-color var(--transition);
}
.service-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition);
}
.service-card:hover::before { transform: scaleX(1); }
.service-card:hover { border-color: var(--border-accent); }
.service-num {
  font-family: var(--font-heading);
  font-size: 3rem;
  font-weight: 400;
  color: rgba(201, 169, 110, 0.12);
  line-height: 1;
  margin-bottom: 1.5rem;
}
.service-card h3 {
  margin-bottom: 0.75rem;
}
.service-card p {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.75;
}

/* ========== PROJECTS ========== */
#projects { scroll-margin-top: var(--nav-height); }
.projects-header {
  text-align: center;
  margin-bottom: clamp(2rem, 4vw, 3rem);
}
.projects-header .gold-rule { margin: 0 auto 1.5rem; }
.filter-bar {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  margin-bottom: clamp(2rem, 4vw, 3rem);
  flex-wrap: wrap;
}
.filter-btn {
  font-family: var(--font-ui);
  font-size: 0.75rem;
  font-weight: 500;
  padding: 8px 20px;
  border: 1px solid var(--border);
  border-radius: 3px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  transition: all var(--transition);
}
.filter-btn.active,
.filter-btn:hover {
  background: var(--accent);
  color: var(--bg-primary);
  border-color: var(--accent);
}
.projects-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}
.project-card {
  position: relative;
  display: block;
  border-radius: 4px;
  overflow: hidden;
  transition: transform var(--transition);
}
.project-card:hover { transform: translateY(-4px); }
.project-card.hidden { display: none; }
.project-card img {
  width: 100%;
  height: 300px;
  object-fit: cover;
  transition: transform var(--transition-slow);
}
.project-card:hover img { transform: scale(1.03); }
.project-badge {
  position: absolute;
  top: 1rem; right: 1rem;
  font-family: var(--font-ui);
  font-size: 0.65rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 4px 12px;
  border-radius: 3px;
  z-index: 2;
}
.badge-completed {
  background: rgba(74, 142, 99, 0.9);
  color: #e8e8e8;
}
.badge-progress {
  background: rgba(201, 169, 110, 0.9);
  color: var(--bg-primary);
}
.project-overlay {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  padding: 2rem 1.5rem 1.5rem;
  background: linear-gradient(transparent, rgba(15, 15, 15, 0.95));
  transform: translateY(1rem);
  opacity: 0;
  transition: all var(--transition);
}
.project-card:hover .project-overlay {
  transform: translateY(0);
  opacity: 1;
}
.project-overlay h4 {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  font-weight: 400;
  margin-bottom: 0.25rem;
}
.project-overlay p {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.75);
}
.project-overlay .view-link {
  display: inline-block;
  margin-top: 0.75rem;
  font-family: var(--font-ui);
  font-size: 0.7rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent);
  transition: color var(--transition);
}
.project-overlay .view-link:hover { color: var(--accent-hover); }

/* ========== PARTNERSHIP ========== */
#partnership {
  scroll-margin-top: var(--nav-height);
  background: var(--bg-secondary);
}
.partnership-content {
  max-width: 720px;
  margin: 0 auto;
  text-align: center;
}
.partnership-content .gold-rule { margin: 0 auto 1.5rem; }
.partnership-content h2 { margin-bottom: 1.5rem; }
.partnership-content > p {
  color: var(--text-muted);
  font-size: 1.02rem;
  line-height: 1.85;
  margin-bottom: 2rem;
}

/* ========== CONTACT ========== */
#contact { scroll-margin-top: var(--nav-height); }
.contact-header {
  text-align: center;
  margin-bottom: clamp(2rem, 4vw, 3rem);
}
.contact-header .gold-rule { margin: 0 auto 1.5rem; }
.contact-subtitle {
  color: var(--text-muted);
  font-size: 1.02rem;
  max-width: 480px;
  margin: 1rem auto 0;
  line-height: 1.7;
}

/* PRIMARY: Messaging cards */
.messaging-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  margin-bottom: clamp(2.5rem, 5vw, 4rem);
}
.messaging-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: clamp(2rem, 4vw, 2.5rem);
  display: flex;
  align-items: center;
  gap: clamp(1.5rem, 3vw, 2.5rem);
  transition: border-color var(--transition);
}
.messaging-card:hover {
  border-color: var(--border-accent);
}
.messaging-card-header {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: 0.25rem;
}
.messaging-card-header svg {
  flex-shrink: 0;
  border-radius: 6px;
}
.messaging-card h3 {
  font-family: var(--font-ui);
  font-size: 1rem;
  font-weight: 600;
}
.qr-box {
  width: 140px;
  height: 140px;
  border: 1px dashed var(--border-accent);
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  font-family: var(--font-ui);
  font-size: 0.65rem;
  flex-shrink: 0;
}
.messaging-card-body {
  flex: 1;
  min-width: 0;
}
.messaging-id {
  font-family: var(--font-ui);
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 1rem;
}
.btn-msg {
  display: inline-block;
  padding: 12px 28px;
  color: #ffffff !important;
  font-family: var(--font-ui);
  font-size: 0.8rem;
  font-weight: 600;
  border-radius: 4px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  transition: opacity var(--transition), transform var(--transition);
  text-align: center;
}
.btn-line { background: #00B900; }
.btn-whatsapp { background: #25D366; }
.btn-msg:hover { opacity: 0.88; transform: translateY(-1px); }

/* Divider */
.contact-divider {
  text-align: center;
  position: relative;
  margin-bottom: clamp(2.5rem, 5vw, 4rem);
}
.contact-divider::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--border);
}
.contact-divider span {
  position: relative;
  background: var(--bg-primary);
  padding: 0 1.5rem;
  font-family: var(--font-ui);
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.15em;
}

/* SECONDARY: Form + Details grid */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(2rem, 5vw, 3.5rem);
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}
.form-group { margin-bottom: 1.25rem; }
.form-group label {
  display: block;
  font-family: var(--font-ui);
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 3px;
  color: var(--text);
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 300;
  transition: border-color var(--transition);
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--accent);
  outline: 2px solid var(--accent);
  outline-offset: -1px;
}
.form-group input[aria-invalid="true"],
.form-group select[aria-invalid="true"],
.form-group textarea[aria-invalid="true"] {
  border-color: #d9534f;
}
.form-group textarea { resize: vertical; min-height: 120px; }
.form-group select { cursor: pointer; appearance: none; }
.form-error {
  font-family: var(--font-ui);
  font-size: 0.72rem;
  color: #d9534f;
  margin-top: 0.35rem;
  display: none;
}
.form-error.show { display: block; }
.form-success {
  display: none;
  text-align: center;
  padding: 3rem 1.5rem;
}
.form-success.show { display: block; }
.form-success h3 {
  font-family: var(--font-heading);
  font-size: 1.8rem;
  font-weight: 400;
  color: var(--accent);
  margin-bottom: 0.75rem;
}
.form-success p { color: var(--text-muted); }

/* Contact details sidebar */
.contact-details {
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
  padding-top: 0.5rem;
}
.contact-item { display: flex; gap: 1rem; align-items: flex-start; }
.contact-icon {
  width: 44px;
  height: 44px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 1rem;
}
.contact-item h4 {
  font-family: var(--font-ui);
  font-size: 0.8rem;
  font-weight: 600;
  margin-bottom: 0.15rem;
}
.contact-item p,
.contact-item a {
  font-size: 0.9rem;
  color: var(--text-muted);
  transition: color var(--transition);
}
.contact-item a:hover { color: var(--accent); }

/* ========== RESPONSIVE — home-page grids ========== */
@media (max-width: 899px) {
  .messaging-card {
    flex-direction: column;
    text-align: center;
    align-items: center;
  }
  .messaging-card-header {
    justify-content: center;
  }
}
@media (max-width: 599px) {
  .form-row {
    grid-template-columns: 1fr;
    gap: 0;
  }
}
@media (min-width: 600px) {
  .messaging-row { grid-template-columns: 1fr 1fr; }
}
@media (min-width: 768px) {
  .about-grid { grid-template-columns: 1fr 1fr; }
  .services-grid { grid-template-columns: repeat(3, 1fr); }
  .projects-grid { grid-template-columns: repeat(2, 1fr); }
  .contact-grid { grid-template-columns: 3fr 2fr; }
}
@media (min-width: 1024px) {
  .projects-grid { grid-template-columns: repeat(3, 1fr); }
}