/* ============================================================
   GACP LLC — layout.css
   Navigation, footer, page-level structure
   ============================================================ */

/* --- Page Wrapper ------------------------------------------ */
.page {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.page-main {
  flex: 1;
  padding-top: var(--nav-h);
}

/* --- Navigation -------------------------------------------- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  overflow: visible;
  transition: background var(--dur-base) var(--ease-smooth),
              box-shadow var(--dur-base) var(--ease-smooth);
}

.nav--transparent {
  background: transparent;
}

.nav--solid {
  background: rgba(12, 16, 14, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 var(--border);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--sp-xl);
}

.nav__logo {
  display: flex;
  align-items: center;
  gap: var(--sp-md);
  font-family: var(--font-display);
  font-size: var(--fs-xl);
  font-weight: 600;
  color: var(--cream);
  letter-spacing: 0.02em;
  background: rgba(12, 16, 14, 0.6);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  padding: 8px 20px 8px 10px;
  border-radius: 999px;
  border: 1px solid rgba(244, 240, 232, 0.08);
}

.nav__logo img {
  height: 72px;
  width: auto;
}

.nav__links {
  display: flex;
  align-items: center;
  gap: var(--sp-lg);
}

.nav__link {
  position: relative;
  font-size: var(--fs-sm);
  font-weight: 500;
  color: var(--cream-dim);
  letter-spacing: 0.02em;
  transition: color var(--dur-fast) var(--ease-smooth);
}

.nav__link:hover,
.nav__link--active {
  color: var(--cream);
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1.5px;
  background: var(--green);
  transition: width var(--dur-base) var(--ease-out);
}

.nav__link:hover::after,
.nav__link--active::after {
  width: 100%;
}

.nav__cta {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-xs);
  padding: 0.5rem 1.25rem;
  font-size: var(--fs-sm);
  font-weight: 500;
  color: var(--ink);
  background: var(--green);
  border-radius: var(--radius-full);
  transition: background var(--dur-fast) var(--ease-smooth),
              transform var(--dur-fast) var(--ease-smooth);
}

.nav__cta:hover {
  background: var(--green-glow);
  transform: translateY(-1px);
}

/* Mobile hamburger */
.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 10px;
  min-width: 44px;
  min-height: 44px;
  align-items: center;
  justify-content: center;
}

.nav__toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--cream);
  border-radius: 2px;
  transition: transform var(--dur-base) var(--ease-out),
              opacity var(--dur-fast);
}

.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);
}

/* Mobile nav overlay */
.nav__mobile {
  display: none;
  position: fixed;
  top: var(--nav-h);
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(12, 16, 14, 0.98);
  backdrop-filter: blur(20px);
  z-index: 999;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--sp-2xl);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--dur-slow) var(--ease-out);
}

.nav__mobile.open {
  opacity: 1;
  pointer-events: auto;
}

.nav__mobile .nav__link {
  font-size: var(--fs-xl);
  font-family: var(--font-display);
}

@media (max-width: 768px) {
  .nav__links { display: none; }
  .nav__toggle { display: flex; }
  .nav__mobile { display: flex; }
  .nav__inner { padding: 0 var(--sp-md); }
  .nav__logo img { height: 40px; }
  .nav__logo { padding: 6px 14px 6px 6px; font-size: var(--fs-md); }
}

/* --- Portal Sidebar Layout --------------------------------- */
.portal-layout {
  display: grid;
  grid-template-columns: 260px 1fr;
  min-height: calc(100vh - var(--nav-h));
}

.portal-sidebar {
  position: sticky;
  top: var(--nav-h);
  height: calc(100vh - var(--nav-h));
  background: var(--ink-light);
  border-right: 1px solid var(--border);
  padding: var(--sp-xl) 0;
  overflow-y: auto;
}

.portal-sidebar__section {
  padding: 0 var(--sp-lg);
  margin-bottom: var(--sp-xl);
}

.portal-sidebar__heading {
  font-size: var(--fs-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  padding: 0 var(--sp-sm);
  margin-bottom: var(--sp-sm);
}

.portal-sidebar__link {
  display: flex;
  align-items: center;
  gap: var(--sp-sm);
  padding: 0.6rem var(--sp-sm);
  font-size: var(--fs-sm);
  color: var(--cream-dim);
  border-radius: var(--radius-md);
  transition: background var(--dur-fast), color var(--dur-fast);
}

.portal-sidebar__link:hover {
  background: var(--ink-mid);
  color: var(--cream);
}

.portal-sidebar__link--active {
  background: rgba(78, 138, 86, 0.12);
  color: var(--green);
}

.portal-sidebar__link svg {
  width: 18px;
  height: 18px;
  opacity: 0.7;
}

.portal-sidebar__link--active svg {
  opacity: 1;
}

.portal-content {
  padding: var(--sp-2xl);
  max-width: 1100px;
}

@media (max-width: 1024px) {
  .portal-layout {
    grid-template-columns: 1fr;
  }
  .portal-sidebar {
    position: relative;
    top: 0;
    height: auto;
    border-right: none;
    border-bottom: 1px solid var(--border);
    padding: var(--sp-md) 0;
  }
  .portal-sidebar__section {
    display: flex;
    gap: var(--sp-xs);
    overflow-x: auto;
    padding: 0 var(--sp-md);
    margin-bottom: 0;
  }
  .portal-sidebar__heading { display: none; }
  .portal-sidebar__link {
    white-space: nowrap;
    padding: 0.5rem 0.75rem;
  }
  .portal-content { padding: var(--sp-lg); }
}

/* --- Footer ------------------------------------------------ */
.footer {
  background: var(--ink-light);
  border-top: 1px solid var(--border);
  padding: var(--sp-3xl) 0 var(--sp-xl);
}

.footer__grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1fr 1fr;
  gap: var(--sp-2xl);
  margin-bottom: var(--sp-3xl);
}

.footer__brand {
  display: flex;
  flex-direction: column;
  gap: var(--sp-md);
}

.footer__brand-logo {
  display: flex;
  align-items: center;
  gap: var(--sp-sm);
  font-family: var(--font-display);
  font-size: var(--fs-lg);
  font-weight: 600;
  color: var(--cream);
}

.footer__brand-logo img {
  height: 32px;
  width: auto;
}

.footer__brand p {
  font-size: var(--fs-sm);
  color: var(--text-dim);
  max-width: 30ch;
}

.footer__col-heading {
  font-family: var(--font-body);
  font-size: var(--fs-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--cream-muted);
  margin-bottom: var(--sp-lg);
}

.footer__link {
  display: block;
  font-size: var(--fs-sm);
  color: var(--text-dim);
  padding: 0.3rem 0;
  transition: color var(--dur-fast);
}

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

.footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--sp-xl);
  border-top: 1px solid var(--border);
}

.footer__copy {
  font-size: var(--fs-xs);
  color: var(--text-muted);
}

.footer__location {
  font-size: var(--fs-xs);
  color: var(--text-muted);
  margin-top: var(--sp-xs);
}

.footer__legal-links {
  display: flex;
  gap: var(--sp-lg);
}

.footer__legal-links a {
  font-size: var(--fs-xs);
  color: var(--text-muted);
  transition: color var(--dur-fast);
}

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

.footer__disclaimer {
  padding: var(--sp-lg) 0;
  border-top: 1px solid var(--border);
  margin-bottom: var(--sp-md);
}

.footer__disclaimer p {
  font-size: var(--fs-xs);
  color: var(--text-muted);
  line-height: 1.7;
  max-width: none;
}

.footer__socials {
  display: flex;
  gap: var(--sp-md);
}

.footer__socials a {
  color: var(--text-muted);
  transition: color var(--dur-fast);
}

.footer__socials a:hover {
  color: var(--green);
}

@media (max-width: 900px) {
  .footer__grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--sp-xl);
  }
  .footer__brand { grid-column: 1 / -1; }
}

@media (max-width: 768px) {
  .footer__bottom {
    flex-direction: column;
    gap: var(--sp-md);
    text-align: center;
  }
}

@media (max-width: 480px) {
  .footer__grid { grid-template-columns: 1fr; }
}

/* --- Geo Banner -------------------------------------------- */
.geo-banner {
  background: var(--amber);
  color: var(--ink);
  text-align: center;
  padding: 0.75rem 2.5rem 0.75rem 1rem;
  font-family: var(--font-body);
  font-size: var(--fs-sm);
  position: sticky;
  top: 0;
  z-index: 1001;
  width: 100%;
  white-space: normal;
  word-wrap: break-word;
}

.geo-banner a {
  color: var(--ink);
  font-weight: 600;
  text-decoration: underline;
}

.geo-banner__close {
  position: absolute;
  right: 0.75rem;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: var(--ink);
  opacity: 0.6;
  cursor: pointer;
  padding: 4px;
  line-height: 1;
  font-size: var(--fs-md);
  transition: opacity var(--dur-fast);
}

.geo-banner__close:hover {
  opacity: 1;
}

/* When geo banner is present, nav sits below it */
.geo-banner + .page .nav {
  top: var(--geo-banner-h, 0px);
}

.geo-banner + .page .nav__mobile {
  top: calc(var(--nav-h) + var(--geo-banner-h, 0px));
}

/* --- Dividers ---------------------------------------------- */
.divider {
  height: 1px;
  background: var(--border);
  margin: var(--sp-2xl) 0;
}

.divider--strong {
  background: var(--border-strong);
}

/* --- Page Header ------------------------------------------- */
.page-header {
  padding: var(--sp-4xl) 0 var(--sp-2xl);
  text-align: center;
}

.page-header h1 {
  margin-bottom: var(--sp-md);
}

.page-header p {
  margin: 0 auto;
  color: var(--text-dim);
  font-size: var(--fs-md);
}

/* --- Nav Logout Link --------------------------------------- */
.nav__logout {
  font-size: var(--fs-sm);
  color: var(--text-dim);
  opacity: 0.7;
  transition: opacity var(--dur-fast) var(--ease-out);
}

.nav__logout:hover {
  opacity: 1;
  color: var(--terra);
}