/* ==========================================================================
   07-sticky-minimal :: layout.css
   Layout-only properties: display, position, width, height, flex, grid,
   gap, margin, padding, overflow. NO colors, fonts, shadows.
   ========================================================================== */

/* ---------- Skip Nav ---------- */
/* Defined in base.css — no override needed */

/* ---------- Container ---------- */
/* Defined in base.css with var(--container-max) — no override needed */

.container-narrow {
  width: 100%;
  max-width: 800px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  width: 100%;
  padding: 1rem 0;
}

.header-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.primary-nav {
  display: flex;
  align-items: center;
}

.nav-links {
  display: flex;
  gap: 2rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 2.5rem;
  height: 2.5rem;
  padding: 0.5rem;
  cursor: pointer;
}

.hamburger-line {
  display: block;
  width: 100%;
  height: 2px;
}

/* Slide-out Panel */
.slide-panel {
  position: fixed;
  top: 0;
  right: -320px;
  width: 320px;
  height: 100vh;
  z-index: 2000;
  overflow-y: auto;
}

.slide-panel.is-open {
  right: 0;
}

.slide-panel-inner {
  display: flex;
  flex-direction: column;
  padding: 2rem;
  min-height: 100%;
}

.slide-panel-close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  width: 2.5rem;
  height: 2.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

.slide-panel-links {
  list-style: none;
  padding: 0;
  margin: 3rem 0 2rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.slide-panel-contact {
  margin-top: auto;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.slide-panel-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1999;
  display: none;
}

.slide-panel-overlay.is-visible {
  display: block;
}

/* Hero */
.hero {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 85vh;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-size: cover;
  background-position: center;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 700px;
  padding: 2rem;
  margin: 0 auto;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  margin-top: 2.5rem;
  flex-wrap: wrap;
}

/* Page Hero */
.page-hero {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 70vh;
  overflow: hidden;
}

.page-hero-compact {
  min-height: 20vh;
  padding: 5rem 0;
}

.page-hero-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-size: cover;
  background-position: center;
}

.page-hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

/* Full-width Sections */
.section-full {
  width: 100%;
  padding: 6rem 0;
}

.section-alt {
  /* alternating section - same layout, style differs */
}

/* Split Content */
.split-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.split-reverse {
  direction: rtl;
}

.split-reverse > * {
  direction: ltr;
}

.split-image img {
  width: 100%;
  height: auto;
  display: block;
}

/* Features Grid */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 3rem;
  margin-top: 3rem;
}

/* Programs List */
.programs-list {
  display: flex;
  flex-direction: column;
  gap: 3rem;
  margin-top: 2rem;
}

.program-item {
  padding: 2rem 0;
}

/* Testimonials List */
.testimonials-list {
  display: flex;
  flex-direction: column;
  gap: 3rem;
  margin-top: 2rem;
}

/* Gallery Row */
.gallery-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}

.gallery-row img {
  width: 100%;
  height: 300px;
  object-fit: cover;
}

/* Team Grid */
.team-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-top: 2rem;
}

/* Amenities Grid */
.amenities-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 2rem;
}

/* Steps List */
.steps-list {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  margin-top: 2rem;
}

.step-item {
  display: flex;
  gap: 1.5rem;
  align-items: flex-start;
}

.step-number {
  flex: 0 0 3rem;
  height: 3rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.step-content {
  flex: 1;
}

/* Insurance Grid */
.insurance-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  margin: 2rem 0;
}

/* FAQ List */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  margin-top: 2rem;
}

/* Blog List */
.blog-list {
  display: flex;
  flex-direction: column;
  gap: 3rem;
  margin-top: 2rem;
}

/* Contact Grid */
.contact-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-top: 2rem;
}

/* Form */
.contact-form {
  margin-top: 2rem;
}

.form-row {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.75rem 1rem;
}

/* Map */
.map-container {
  width: 100%;
  min-height: 450px;
  overflow: hidden;
  margin-top: 2rem;
}

.map-container iframe {
  width: 100%;
  height: 450px;
}

/* Substances & Modalities */
.substances-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-top: 2rem;
}

.modalities-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 2rem;
}

/* CTA */
.cta-section {
  padding: 6rem 0;
}

.cta-actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  margin-top: 2rem;
  flex-wrap: wrap;
}

/* Footer */
.site-footer {
  padding: 4rem 0 2rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 2rem;
}

.footer-nav-col ul {
  list-style: none;
  padding: 0;
  margin: 0.5rem 0 0;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.footer-social {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-top: 0.5rem;
}

.footer-copy {
  margin-top: 3rem;
}

/* Prose */
.prose {
  max-width: 100%;
}

.prose ul {
  padding-left: 1.5rem;
  margin: 1rem 0;
}

.prose li {
  margin-bottom: 0.5rem;
}

/* Active Nav Link */
.nav-links a[aria-current="page"] {
  border-bottom: 2px solid currentColor;
  padding-bottom: 0.25rem;
}

/* Header CTA Button */
.header-actions .btn,
.header-actions .btn-cta {
  font-size: 0.85rem;
  padding: 0.5rem 1.25rem;
}

/* Screen reader only */
/* .sr-only — defined in base.css */

/* Responsive */

/* ---------- Mobile Menu Toggle ---------- */
.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 0.5rem;
  background: none;
  border: none;
  cursor: pointer;
}

.mobile-menu-toggle span,
.hamburger-line {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: transform 0.3s ease, opacity 0.3s ease;
}

.mobile-menu-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}
.mobile-menu-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}
.mobile-menu-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

@media (max-width: 1024px) {
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .mega-nav:not(.is-mobile-open), .main-nav:not(.is-open) { display: none; }
  .mega-nav.is-mobile-open, .main-nav.is-open { display: block; width: 100%; }
  .mobile-menu-toggle { display: flex; }
  .hamburger { display: flex; }
  .primary-nav {
    display: none;
  }
  .split-content {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  .split-reverse {
    direction: ltr;
  }
  .features-grid {
    grid-template-columns: 1fr;
  }
  .team-grid {
    grid-template-columns: 1fr;
  }
  .amenities-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .contact-grid {
    grid-template-columns: 1fr;
  }
  .form-row {
    grid-template-columns: 1fr;
  }
  .insurance-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .gallery-row img {
    height: 200px;
  }
  .hero {
    min-height: 65vh;
  }
  .section-full {
    padding: 4rem 0;
  }
  .substances-grid,
  .modalities-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 480px) {
  .amenities-grid,
  .insurance-grid,
  .substances-grid,
  .modalities-grid {
    grid-template-columns: 1fr;
  }
  .hero-actions {
    flex-direction: column;
  }
}