/* ============================================
   SECTIONS
   Header, hero, about, portfolio,
   contact, footer
   ============================================ */

/* ===== HEADER & NAV ===== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-fixed);
  padding: var(--space-5) 0;
  transition: all var(--transition-base) var(--ease-smooth);
  background: var(--header-bg);
}

.header.scrolled {
  background: var(--header-bg-scrolled);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  padding: var(--space-3) 0;
  border-bottom: 1px solid var(--border-color);
  box-shadow: var(--shadow-md);
}

.header-inner {
  max-width: var(--max-width-wide);
  margin: 0 auto;
  padding: 0 var(--space-6);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.header-left {
  flex: 1;
  min-width: 0;
}

.logo {
  display: inline-flex;
  flex-direction: column;
  text-decoration: none;
  flex-shrink: 0;
}

.logo-text {
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: var(--weight-bold);
  color: var(--text-primary);
  letter-spacing: var(--tracking-tight);
  line-height: 1.2;
}

.logo-subtitle {
  font-size: var(--text-xs);
  color: var(--text-muted);
  font-weight: var(--weight-normal);
  letter-spacing: var(--tracking-wide);
  line-height: 1;
}

.logo-subtitle:empty {
  display: none;
}

.nav {
  display: flex;
  align-items: center;
  gap: var(--space-8);
  flex: 0 auto;
}

.header-social {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: var(--space-3);
}

.header-social a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: var(--radius-full);
  color: var(--text-secondary);
  transition: color var(--transition-fast), background var(--transition-fast);
}

.header-social a:hover {
  color: var(--accent);
  background: var(--accent-subtle);
}

.header-social a:empty,
.header-social:empty {
  display: none;
}

.nav-link {
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--text-secondary);
  text-decoration: none;
  padding: var(--space-2) 0;
  position: relative;
  transition: color var(--transition-fast);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s var(--ease-out);
}

.nav-link:hover,
.nav-link.active {
  color: var(--accent);
}

.nav-link:hover::after,
.nav-link.active::after {
  transform: scaleX(1);
}

/* Mobile nav */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-2);
  margin-left: auto;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  margin: 5px 0;
  transition: all var(--transition-base);
  border-radius: var(--radius-full);
}

.nav-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.nav-toggle.active span:nth-child(2) {
  opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

@media (max-width: 768px) {
  .header-social {
    display: none;
  }

  .nav-toggle {
    display: block;
  }

  .nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    gap: 0;
    background: var(--header-bg-scrolled);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    padding: var(--space-4) 0;
    border-top: 1px solid var(--border-color);
    box-shadow: var(--shadow-lg);
  }

  .nav.active {
    display: flex;
  }

  .nav-link {
    width: 100%;
    padding: var(--space-4) var(--space-6);
    text-align: center;
  }
}

/* ===== HERO ===== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--space-32) var(--space-6);
  position: relative;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  z-index: 0;
}

.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--hero-overlay, rgba(0, 0, 0, 0.65));
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 800px;
  margin: 0 auto;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-5);
  background: var(--accent-subtle);
  border: 1px solid var(--accent);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: var(--weight-bold);
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: var(--space-8);
}

.hero h1 {
  margin-bottom: var(--space-6);
}

.hero h1 em {
  font-style: normal;
  color: var(--accent);
}

.hero-description {
  font-size: var(--text-xl);
  color: var(--text-secondary);
  line-height: var(--leading-loose);
  max-width: 600px;
  margin: 0 auto var(--space-10);
}

.hero-buttons {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  flex-wrap: wrap;
}

@media (max-width: 768px) {
  .hero {
    min-height: 90vh;
    padding: var(--space-24) var(--space-4);
  }

  .hero-buttons {
    flex-direction: column;
    width: 100%;
  }

  .hero-buttons .btn {
    width: 100%;
  }
}

/* ===== ABOUT ===== */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: center;
}

.about-image {
  aspect-ratio: 3 / 4;
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-lg);
}

.about-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.about-image-placeholder {
  width: 100%;
  height: 100%;
  background: var(--bg-tertiary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
}

.about-content h2 {
  margin-bottom: var(--space-6);
}

.about-content p {
  font-size: var(--text-lg);
  line-height: var(--leading-loose);
  margin-bottom: var(--space-5);
}

.about-specialties {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-top: var(--space-6);
}

.specialty-tag {
  padding: var(--space-2) var(--space-4);
  background: var(--accent-subtle);
  border: 1px solid var(--accent);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  color: var(--accent);
  letter-spacing: var(--tracking-wide);
}

@media (max-width: 900px) {
  .about-grid {
    grid-template-columns: 1fr;
    gap: var(--space-10);
  }

  .about-image {
    max-width: 400px;
    margin: 0 auto;
  }
}

/* ===== PORTFOLIO GALLERY ===== */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--space-4);
}

.gallery-item {
  position: relative;
  aspect-ratio: 1;
  overflow: hidden;
  border-radius: var(--radius-lg);
  cursor: pointer;
  background: var(--bg-tertiary);
  border: 1px solid rgba(255, 255, 255, 0.12);
  transition: transform var(--transition-base) var(--ease-smooth);
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow) var(--ease-smooth);
}

.gallery-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--accent);
}

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

.gallery-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    transparent 0%,
    rgba(10, 10, 11, 0.8) 100%
  );
  display: flex;
  align-items: flex-end;
  padding: var(--space-4);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.gallery-item:hover .gallery-overlay {
  opacity: 1;
}

.gallery-overlay span {
  font-size: var(--text-sm);
  color: var(--text-primary);
  font-weight: var(--weight-medium);
}

/* Gallery placeholder - visible empty state for builder */
.gallery-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  color: var(--text-muted);
  background: rgba(255, 255, 255, 0.03);
}

.gallery-placeholder span {
  font-size: var(--text-sm);
  color: var(--text-muted);
}

/* Filter tabs */
.gallery-filters {
  display: flex;
  justify-content: center;
  gap: var(--space-2);
  margin-bottom: var(--space-8);
  flex-wrap: wrap;
}

.filter-btn {
  padding: var(--space-2) var(--space-5);
  background: transparent;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-full);
  color: var(--text-secondary);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.filter-btn:hover,
.filter-btn.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #ffffff;
}

@media (max-width: 640px) {
  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-3);
  }
}

/* ===== AFTERCARE ===== */
.aftercare-steps {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--space-5);
  margin-bottom: var(--space-16);
}

.aftercare-step {
  display: flex;
  gap: var(--space-4);
  padding: var(--space-6);
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  transition: border-color var(--transition-fast), transform var(--transition-fast);
}

.aftercare-step:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
}

.aftercare-step-number {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent-subtle);
  color: var(--accent);
  border-radius: var(--radius-full);
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: var(--weight-bold);
  flex-shrink: 0;
}

.aftercare-step-body h3 {
  font-size: var(--text-base);
  font-weight: var(--weight-semibold);
  margin-bottom: var(--space-2);
  color: var(--text-primary);
}

.aftercare-step-body p {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  line-height: var(--leading-relaxed);
  margin: 0;
}

@media (max-width: 768px) {
  .aftercare-steps {
    grid-template-columns: 1fr;
  }
}

/* ===== CONTACT ===== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: start;
}

.contact-info-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.contact-item {
  display: flex;
  gap: var(--space-4);
  padding: var(--space-5);
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  transition: border-color var(--transition-fast);
}

.contact-item:hover {
  border-color: var(--accent);
}

.contact-icon {
  width: 48px;
  height: 48px;
  flex-shrink: 0;
  background: var(--accent-subtle);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
}

.contact-item h4 {
  font-size: var(--text-xs);
  font-weight: var(--weight-bold);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
  color: var(--text-muted);
  margin-bottom: var(--space-1);
}

.contact-item p {
  font-size: var(--text-base);
  color: var(--text-primary);
  margin-bottom: 0;
}

.contact-item a {
  color: var(--accent);
  font-weight: var(--weight-semibold);
}

.contact-form-wrapper {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--card-radius);
  padding: var(--space-8);
}

.contact-form-wrapper h3 {
  margin-bottom: var(--space-6);
}

/* Studio hours */
.studio-hours {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  margin-top: var(--space-6);
}

.studio-hours h4 {
  font-size: var(--text-lg);
  margin-bottom: var(--space-4);
}

.hours-list li {
  display: flex;
  justify-content: space-between;
  padding: var(--space-3) 0;
  border-bottom: 1px solid var(--border-color);
  font-size: var(--text-sm);
}

.hours-list li:last-child {
  border-bottom: none;
}

.hours-list .day {
  color: var(--text-secondary);
}

.hours-list .time {
  color: var(--accent);
  font-weight: var(--weight-semibold);
}

.contact-grid.no-form {
  grid-template-columns: 1fr;
}

.contact-grid.no-form .contact-info {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-10);
  align-items: start;
}

.contact-grid.no-form .studio-hours {
  margin-top: 0;
}

@media (max-width: 900px) {
  .contact-grid {
    grid-template-columns: 1fr;
    gap: var(--space-10);
  }

  .contact-grid.no-form .contact-info {
    grid-template-columns: 1fr;
  }
}

/* ===== FOOTER ===== */
.footer {
  background: var(--bg-primary);
  border-top: 1px solid var(--border-color);
  padding: var(--space-16) 0 var(--space-8);
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-10);
}

.footer-info h3 {
  font-size: var(--text-xl);
  margin-bottom: var(--space-2);
}

.footer-info p {
  color: var(--text-muted);
  font-size: var(--text-sm);
}

.footer-social {
  display: flex;
  gap: var(--space-3);
}

.footer-social a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-full);
  color: var(--text-secondary);
  font-size: var(--text-base);
  transition: all var(--transition-fast);
}

.footer-social a:hover {
  background: var(--accent);
  border-color: var(--accent);
  color: #ffffff;
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow-sm);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: var(--space-8);
  border-top: 1px solid var(--border-color);
  font-size: var(--text-sm);
  color: var(--text-muted);
}

.footer-powered a {
  color: var(--text-muted);
  text-decoration: underline;
}

.footer-powered a:hover {
  color: var(--accent);
}

@media (max-width: 768px) {
  .footer-content {
    flex-direction: column;
    text-align: center;
    gap: var(--space-6);
  }

  .footer-bottom {
    flex-direction: column;
    gap: var(--space-3);
    text-align: center;
  }
}