/* ============================================================
   RCMC Share Registry — Component Styles
   Nav, Footer, and shared component patterns
   ============================================================ */

/* ============================================================
   NAVIGATION
   ============================================================ */

.nav {
  position: sticky;
  top: 0;
  z-index: var(--rcmc-z-nav);
  height: var(--rcmc-nav-height);
  background-color: var(--color-white);
  border-bottom: 1px solid var(--rcmc-bg-border);
  transition: box-shadow var(--rcmc-duration-base) var(--rcmc-ease-out);
}

.nav.is-scrolled {
  box-shadow: var(--rcmc-shadow-md);
}

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

/* --- Logo lockup --- */
.nav__logo {
  display: flex;
  align-items: center;
  gap: 0;
  text-decoration: none;
  flex-shrink: 0;
}

.nav__logo-mark {
  width: 44px;
  height: 44px;
  flex-shrink: 0;
}

/* Vertical 0.5px hairline: mark ÷ wordmark block */
.nav__logo-vdiv {
  width: 0.5px;
  height: 48px;
  background-color: var(--rcmc-text-primary);
  margin: 0 12px;
  flex-shrink: 0;
}

/* Wordmark block */
.nav__logo-block {
  display: flex;
  flex-direction: column;
  gap: 0;
}

/* "RCMC" — DM Sans 700, logo-only weight */
.nav__logo-wordmark {
  font-family: var(--rcmc-font-body);
  font-size: var(--rcmc-ts-wordmark);
  font-weight: var(--rcmc-fw-bold);
  color: var(--rcmc-text-primary);
  letter-spacing: var(--rcmc-ls-wordmark);
  line-height: 1;
}

/* --- Desktop Links --- */
.nav__links {
  display: flex;
  align-items: center;
  gap: var(--rcmc-space-1);
}

.nav__link {
  position: relative;
  font-size: var(--rcmc-ts-sm);
  font-weight: var(--rcmc-fw-medium);
  color: var(--rcmc-text-secondary);
  padding: var(--rcmc-space-2) var(--rcmc-space-3);
  border-radius: var(--rcmc-radius-sm);
  transition: color var(--rcmc-duration-fast) var(--rcmc-ease-out);
  text-decoration: none;
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: -1px;
  left: var(--rcmc-space-3);
  right: var(--rcmc-space-3);
  height: 2px;
  background-color: var(--rcmc-accent);
  transform: scaleX(0);
  transition: transform var(--rcmc-duration-fast) var(--rcmc-ease-out);
}

.nav__link:hover {
  color: var(--rcmc-text-primary);
}

.nav__link.is-active {
  color: var(--rcmc-text-primary);
}

.nav__link.is-active::after {
  transform: scaleX(1);
}

/* --- Services Dropdown --- */
.nav__dropdown {
  position: relative;
}

.nav__dropdown-toggle {
  display: flex;
  align-items: center;
  gap: var(--rcmc-space-1);
  cursor: pointer;
  background: none;
  border: none;
}

.nav__dropdown-toggle svg {
  width: 14px;
  height: 14px;
  transition: transform var(--rcmc-duration-fast) var(--rcmc-ease-out);
  color: var(--rcmc-text-secondary);
}

.nav__dropdown.is-open .nav__dropdown-toggle svg {
  transform: rotate(180deg);
}

.nav__dropdown-menu {
  position: absolute;
  top: calc(100% + var(--rcmc-space-2));
  left: 50%;
  transform: translateX(-50%);
  background-color: var(--color-white);
  border: 1px solid var(--rcmc-bg-border);
  border-radius: var(--rcmc-radius-md);
  box-shadow: var(--rcmc-shadow-lg);
  min-width: 240px;
  padding: var(--rcmc-space-2) 0;
  opacity: 0;
  visibility: hidden;
  transform: translateX(-50%) translateY(-6px);
  transition:
    opacity var(--rcmc-duration-fast) var(--rcmc-ease-out),
    transform var(--rcmc-duration-fast) var(--rcmc-ease-out),
    visibility var(--rcmc-duration-fast);
}

.nav__dropdown.is-open .nav__dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

.nav__dropdown-item {
  display: block;
  font-size: var(--rcmc-ts-sm);
  font-weight: var(--rcmc-fw-regular);
  color: var(--rcmc-text-secondary);
  padding: var(--rcmc-space-2) var(--rcmc-space-5);
  transition: background-color var(--rcmc-duration-fast), color var(--rcmc-duration-fast);
  text-decoration: none;
}

.nav__dropdown-item:hover {
  background-color: var(--rcmc-accent-light);
  color: var(--rcmc-text-primary);
}

.nav__dropdown-item--all {
  font-weight: var(--rcmc-fw-medium);
  color: var(--rcmc-accent);
  border-top: 1px solid var(--rcmc-bg-border);
  margin-top: var(--rcmc-space-2);
  padding-top: var(--rcmc-space-3);
}

/* --- CTA Button in Nav --- */
.nav__cta {
  margin-left: var(--rcmc-space-4);
}

/* --- Mobile Hamburger --- */
.nav__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--rcmc-space-2);
  border-radius: var(--rcmc-radius-sm);
}

.nav__hamburger-bar {
  display: block;
  width: 22px;
  height: 2px;
  background-color: var(--rcmc-text-primary);
  border-radius: 2px;
  transition: transform var(--rcmc-duration-base) var(--rcmc-ease-out),
              opacity var(--rcmc-duration-fast);
}

.nav__hamburger[aria-expanded="true"] .nav__hamburger-bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.nav__hamburger[aria-expanded="true"] .nav__hamburger-bar:nth-child(2) {
  opacity: 0;
}
.nav__hamburger[aria-expanded="true"] .nav__hamburger-bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* --- Mobile Overlay --- */
.nav__mobile-overlay {
  display: none;
  position: fixed;
  inset: 0;
  z-index: var(--rcmc-z-overlay);
  background-color: var(--rcmc-bg-dark);
  flex-direction: column;
  padding: var(--rcmc-space-6);
  overflow-y: auto;
  opacity: 0;
  transition: opacity var(--rcmc-duration-base) var(--rcmc-ease-out);
}

.nav__mobile-overlay.is-open {
  opacity: 1;
}

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

.nav__mobile-close {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--rcmc-text-inverse);
  padding: var(--rcmc-space-2);
}

.nav__mobile-links {
  display: flex;
  flex-direction: column;
  gap: var(--rcmc-space-1);
  flex: 1;
}

.nav__mobile-link {
  font-size: var(--rcmc-ts-h3);
  font-family: var(--rcmc-font-display);
  color: var(--rcmc-text-inverse);
  padding: var(--rcmc-space-4) 0;
  border-bottom: 1px solid var(--color-obsidian-800);
  transition: color var(--rcmc-duration-fast);
  text-decoration: none;
}

.nav__mobile-link:hover,
.nav__mobile-link.is-active {
  color: var(--rcmc-accent);
}

.nav__mobile-services-label,
.nav__mobile-resources-label {
  font-size: var(--rcmc-ts-label);
  font-weight: var(--rcmc-fw-medium);
  letter-spacing: var(--rcmc-ls-wider);
  text-transform: uppercase;
  color: var(--color-obsidian-200);
  margin-top: var(--rcmc-space-6);
  margin-bottom: var(--rcmc-space-3);
}

.nav__mobile-service-links,
.nav__mobile-resource-links {
  display: flex;
  flex-direction: column;
  gap: var(--rcmc-space-1);
}

.nav__mobile-service-link,
.nav__mobile-resource-link {
  font-size: var(--rcmc-ts-base);
  color: var(--color-obsidian-100);
  padding: var(--rcmc-space-2) 0;
  transition: color var(--rcmc-duration-fast);
  text-decoration: none;
}

.nav__mobile-service-link:hover,
.nav__mobile-resource-link:hover {
  color: var(--rcmc-accent);
}

.nav__mobile-cta {
  margin-top: var(--rcmc-space-10);
}

/* --- Responsive: show hamburger, hide desktop links --- */
@media (max-width: 900px) {
  .nav__links,
  .nav__cta {
    display: none;
  }

  .nav__hamburger {
    display: flex;
  }

  .nav__mobile-overlay {
    display: flex;
  }
}


/* ============================================================
   FOOTER
   ============================================================ */

.footer {
  background-color: var(--rcmc-bg-dark);
  color: var(--rcmc-text-inverse);
  padding-top: var(--rcmc-space-16);
}

.footer__grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: var(--rcmc-space-12);
  padding-bottom: var(--rcmc-space-12);
}

/* Col 1 */
.footer__brand {
  display: flex;
  flex-direction: column;
  gap: var(--rcmc-space-5);
}

.footer__logo {
  display: flex;
  align-items: center;
  gap: 0;
  text-decoration: none;
}

.footer__logo-mark {
  width: 44px;
  height: 44px;
  flex-shrink: 0;
}

/* Vertical 0.5px hairline: mark ÷ wordmark block */
.footer__logo-vdiv {
  width: 0.5px;
  height: 48px;
  background-color: var(--color-obsidian-100);
  margin: 0 12px;
  flex-shrink: 0;
}

/* Wordmark block */
.footer__logo-block {
  display: flex;
  flex-direction: column;
  gap: 0;
}

/* "RCMC" — DM Sans 700 logo-only weight, light text for dark surface */
.footer__logo-wordmark {
  font-family: var(--rcmc-font-body);
  font-size: var(--rcmc-ts-wordmark);
  font-weight: var(--rcmc-fw-bold);
  color: var(--rcmc-text-inverse);
  letter-spacing: var(--rcmc-ls-wordmark);
  line-height: 1;
}

.footer__tagline {
  font-family: var(--rcmc-font-display);
  font-size: var(--rcmc-ts-lg);
  color: var(--rcmc-text-inverse);
  line-height: var(--rcmc-lh-snug);
  max-width: 28ch;
}

.footer__credential {
  display: flex;
  flex-direction: column;
  gap: var(--rcmc-space-1);
}

.footer__credential-label {
  font-size: var(--rcmc-ts-label);
  font-weight: var(--rcmc-fw-medium);
  letter-spacing: var(--rcmc-ls-wider);
  text-transform: uppercase;
  color: var(--color-obsidian-200);
}

.footer__credential-value {
  font-size: var(--rcmc-ts-sm);
  color: var(--rcmc-accent);
  font-weight: var(--rcmc-fw-medium);
}

.footer__credential-note {
  font-size: var(--rcmc-ts-xs);
  color: var(--color-obsidian-200);
  margin: 0;
  max-width: unset;
}

/* Col 2 & 3 */
.footer__col-heading {
  font-family: var(--rcmc-font-body);
  font-size: var(--rcmc-ts-label);
  font-weight: var(--rcmc-fw-medium);
  letter-spacing: var(--rcmc-ls-wider);
  text-transform: uppercase;
  color: var(--color-obsidian-200);
  margin-bottom: var(--rcmc-space-5);
}

.footer__links {
  display: flex;
  flex-direction: column;
  gap: var(--rcmc-space-3);
}

.footer__link {
  font-size: var(--rcmc-ts-sm);
  color: var(--color-obsidian-100);
  text-decoration: none;
  transition: color var(--rcmc-duration-fast);
}

.footer__link:hover {
  color: var(--rcmc-accent);
}

/* Contact col */
.footer__contact-items {
  display: flex;
  flex-direction: column;
  gap: var(--rcmc-space-5);
}

.footer__contact-item {
  display: flex;
  flex-direction: column;
  gap: var(--rcmc-space-1);
}

/* Grouped contact block (person / Investor Services / Address) */
.footer__contact-group {
  display: flex;
  flex-direction: column;
  gap: var(--rcmc-space-1);
}

/* Subtle divider between groups */
.footer__contact-group + .footer__contact-group {
  padding-top: var(--rcmc-space-5);
  border-top: 1px solid var(--color-obsidian-800);
}

.footer__contact-name {
  font-size: var(--rcmc-ts-sm);
  font-weight: var(--rcmc-fw-medium);
  color: var(--rcmc-text-inverse);
  margin: 0;
  max-width: unset;
}

.footer__contact-role {
  font-size: var(--rcmc-ts-label);
  font-weight: var(--rcmc-fw-medium);
  letter-spacing: var(--rcmc-ls-wide);
  text-transform: uppercase;
  color: var(--color-obsidian-200);
  margin-bottom: var(--rcmc-space-2);
}

.footer__contact-map {
  font-size: var(--rcmc-ts-sm);
  font-weight: var(--rcmc-fw-medium);
  color: var(--rcmc-accent);
  text-decoration: none;
  margin-top: var(--rcmc-space-1);
  transition: opacity var(--rcmc-duration-fast);
}

.footer__contact-map:hover {
  opacity: 0.75;
}

.footer__contact-label {
  font-size: var(--rcmc-ts-label);
  font-weight: var(--rcmc-fw-medium);
  letter-spacing: var(--rcmc-ls-wide);
  text-transform: uppercase;
  color: var(--color-obsidian-200);
}

.footer__contact-value {
  font-size: var(--rcmc-ts-sm);
  color: var(--color-obsidian-100);
  text-decoration: none;
  transition: color var(--rcmc-duration-fast);
  line-height: var(--rcmc-lh-snug);
}

a.footer__contact-value:hover {
  color: var(--rcmc-accent);
}

/* Bottom bar */
.footer__bottom {
  border-top: 1px solid var(--color-obsidian-800);
  padding-block: var(--rcmc-space-5);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--rcmc-space-4);
  flex-wrap: wrap;
}

.footer__copyright {
  font-size: var(--rcmc-ts-xs);
  color: var(--color-obsidian-200);
  margin: 0;
  max-width: unset;
}

.footer__legal-links {
  display: flex;
  gap: var(--rcmc-space-5);
}

.footer__legal-link {
  font-size: var(--rcmc-ts-xs);
  color: var(--color-obsidian-200);
  text-decoration: none;
  transition: color var(--rcmc-duration-fast);
}

.footer__legal-link:hover {
  color: var(--rcmc-accent);
}

/* Footer responsive */
@media (max-width: 900px) {
  .footer__grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--rcmc-space-10);
  }

  .footer__brand {
    grid-column: 1 / -1;
  }
}

@media (max-width: 600px) {
  .footer__grid {
    grid-template-columns: 1fr;
  }

  .footer__bottom {
    flex-direction: column;
    align-items: flex-start;
  }
}