/* Header, navigation, footer, containers, page layout */

.container {
  width: min(
    var(--content-max-width),
    calc(100% - clamp(24px, 4vw, 48px))
  );
  margin: 0 auto;
}

.nav {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: center;
  gap: 0.9rem;
  min-height: var(--header-height);
  padding: 0.85rem 0;
  overflow: visible;
}

.brand {
  display: flex;
  flex-direction: row;
  align-items: center;
  direction: ltr;
  gap: var(--brand-logo-gap);
  min-height: var(--control-height);
  flex-shrink: 0;
  font-weight: 800;
  letter-spacing: -0.02em;
}

html[dir="rtl"] .app-shell .brand {
  flex-direction: row-reverse;
}

.brand__name {
  font-size: 1.4rem;
  line-height: 1;
  white-space: nowrap;
  letter-spacing: 0.025em;
}

.brand__q,
.brand__j {
  color: var(--brand-q);
}

.brand__j { color: var(--brand-j); }

.product-wordmark { display: inline; white-space: nowrap; unicode-bidi: isolate; letter-spacing: .025em; }

.brand__logo {
  width: var(--brand-logo-size);
  height: var(--brand-logo-size);
  flex: 0 0 var(--brand-logo-size);
  display: block;
  object-fit: contain;
}

.nav__menu {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 0.75rem;
  margin-left: 1rem;
  min-width: 0;
  overflow: visible;
}

.nav__links {
  display: flex;
  align-items: center;
  flex-wrap: nowrap;
  justify-content: flex-start;
  min-width: 0;
  gap: 0.4rem;
  padding: 0;
  margin: 0;
  list-style: none;
  overflow: visible;
}

.nav__links::-webkit-scrollbar {
  display: none;
}

.nav__link:hover {
  background: color-mix(in srgb, var(--brand) 14%, var(--surface2));
  color: var(--text);
}

.nav__link.is-active {
  background: linear-gradient(
    135deg,
    color-mix(in srgb, var(--brand) 28%, var(--surface)),
    color-mix(in srgb, var(--brand2) 18%, var(--surface))
  );
  color: var(--text);
  border-color: color-mix(in srgb, var(--brand2) 58%, var(--border));
  box-shadow:
    0 0 0 1px color-mix(in srgb, var(--brand2) 18%, transparent),
    0 8px 22px color-mix(in srgb, var(--brand) 22%, transparent);
  font-weight: 800;
}

.nav__actions {
  display: flex;
  align-items: center;
  flex-wrap: nowrap;
  justify-content: flex-end;
  flex-shrink: 1;
  min-width: 0;
  max-width: 100%;
  gap: 0.42rem;
}

.nav__actions .btn {
  flex-shrink: 0;
  white-space: nowrap;
}

.nav__user {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 0;
  min-height: 35px;
  width: max-content;
  max-width: 100%;
  flex-shrink: 1;
  padding: 0.38rem 0.58rem;
  border-radius: var(--radius-pill);
  border: 1px solid color-mix(in srgb, var(--brand2) 14%, var(--border));
  background: color-mix(in srgb, var(--bg) 76%, var(--surface));
  box-shadow: var(--shadow2);
  overflow-wrap: anywhere;
}

.nav__user-name {
  display: block;
  min-width: 0;
  overflow-wrap: anywhere;
  color: var(--text);
  font-size: 0.78rem;
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: 0;
  white-space: normal;
  text-align: center;
}

.nav__actions .btn--icon,
.nav__actions .language-toggle {
  flex: 0 0 auto;
}

.section {
  padding-top: 6rem;
  /* padding: var(--section-padding-y) 0; */
}

.section__head {
  text-align: center;
  width: min(760px, 100%);
  margin-inline: auto;
  margin-bottom: 2.45rem;
}

.section__title {
  font-size: clamp(1.7rem, 2.4vw, 2.25rem);
  line-height: 1.18;
  letter-spacing: 0;
  margin: 0 0 0.6rem;
  font-weight: 800;
}

.section__subtitle {
  color: var(--muted);
  margin: 0 auto;
  max-width: 65ch;
  line-height: 1.6;
}

.footer {
  min-height: var(--footer-height);
  padding: 0.3rem 0;
  border-top: 1px solid var(--border);
  background: color-mix(in srgb, var(--app-surface-navigation) 76%, var(--bg));
}

.footer__grid {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 0.9rem;
}

.footer__small {
  grid-column: 2;
  justify-self: center;
  margin: 0;
  color: var(--faint);
  font-size: 0.8rem;
  text-align: center;
}

.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  width: 100%;
  z-index: 9000;
  overflow: visible;
  isolation: isolate;
  backdrop-filter: blur(14px);
  background: var(--app-surface-navigation);
  border-bottom: 1px solid var(--border);
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.035),
    0 10px 28px rgba(0, 0, 0, 0.14);
}

/* Compact authenticated shell; guest navigation keeps its existing sizing. */
.has-app-sidebar {
  --header-height: 64px;
  --page-header-height: 96px;
  --font-size-page-title: clamp(1.5rem, 2vw, 1.85rem);
  --font-size-page-description: 0.92rem;
  --line-height-page-description: 1.45;
}

.has-app-sidebar .nav {
  box-sizing: border-box;
  min-height: var(--header-height);
  padding-block: 0.35rem;
}

.has-app-sidebar .nav__menu {
  margin-inline-start: auto;
}

.has-app-sidebar > main.section {
  padding-top: calc(var(--header-height) + var(--space-4));
}

.has-app-sidebar .page-header {
  min-height: var(--page-header-height);
  height: auto;
  padding: 0.9rem var(--space-6);
}

.has-app-sidebar .page-header__title {
  margin-block-end: 0.35rem;
}

/* Shared PageHeader component */
.page-header {
  box-sizing: border-box;
  display: flex;
  align-items: center;
  width: 100%;
  height: var(--page-header-height);
  margin: 0 auto var(--space-4);
  padding: var(--space-5) var(--space-8);
  border: 1px solid color-mix(in srgb, var(--brand2) 18%, var(--border));
  border-radius: var(--radius-panel);
  background: var(--app-surface-header);
  box-shadow: var(--shadow-panel);
}

.page-header__content {
  width: 100%;
  min-width: 0;
}

.page-header__title,
.page-header__description {
  display: block;
  max-width: 100%;
  margin-inline: 0;
  padding-inline: 0;
  text-align: start;
}

.page-header__title {
  margin-block: 0 var(--space-2);
  color: var(--text);
  font-size: var(--font-size-page-title);
  font-weight: var(--font-weight-page-title);
  line-height: var(--line-height-page-title);
  letter-spacing: var(--letter-spacing-page-title);
}

.page-header__description {
  width: 100%;
  margin-block: 0;
  color: var(--muted);
  font-size: var(--font-size-page-description);
  line-height: var(--line-height-page-description);
}

html[dir="rtl"] .page-header,
html[dir="rtl"] .page-header__title,
html[dir="rtl"] .page-header__description {
  direction: rtl;
  text-align: right;
}

.nav__link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
  min-height: var(--control-height);
  line-height: 1.1;
  padding: 0.55rem 0.625rem;
  font-size: 0.875rem;
  font-weight: 400;
  border-radius: 12px;
  border: 1px solid color-mix(in srgb, var(--brand) 22%, var(--border));
  background: color-mix(in srgb, var(--brand) 10%, var(--surface));
  color: var(--text);
  white-space: nowrap;
  cursor: pointer;
  transition:
    transform var(--t-fast),
    background var(--t),
    border-color var(--t),
    box-shadow var(--t),
    color var(--t);
}

.app-shell .nav__link.btn {
  height: var(--control-height);
  min-height: var(--control-height);
  padding: 0.55rem 0.625rem;
  border-color: color-mix(in srgb, var(--brand) 22%, var(--border));
  border-radius: var(--radius-control);
  background: color-mix(in srgb, var(--brand) 10%, var(--surface));
  box-shadow: none;
  font-weight: 400;
}

.app-shell .nav__link.btn:not(:disabled):hover {
  background: color-mix(in srgb, var(--brand) 14%, var(--surface2));
}

.app-shell .nav__link.btn.is-active {
  background: linear-gradient(
    135deg,
    color-mix(in srgb, var(--brand) 28%, var(--surface)),
    color-mix(in srgb, var(--brand2) 18%, var(--surface))
  );
  border-color: color-mix(in srgb, var(--brand2) 58%, var(--border));
  box-shadow:
    0 0 0 1px color-mix(in srgb, var(--brand2) 18%, transparent),
    0 8px 22px color-mix(in srgb, var(--brand) 22%, transparent);
  font-weight: 800;
}

.nav__link:focus-visible {
  outline: none;
  box-shadow: var(--focus);
}

body > footer {
  flex-shrink: 0;
}

.container,
.section {
  max-width: 100%;
  overflow-x: hidden;
}

@media (max-width: 980px) {
  .footer__grid {
    gap: 1rem;
  }

  .nav {
    grid-template-columns: 1fr;
    justify-items: center;
    gap: 0.65rem;
  }

  .brand {
    justify-content: center;
  }

  .nav__menu {
    width: 100%;
    margin-left: 0;
    grid-template-columns: 1fr;
    justify-items: center;
  }

  .nav__links {
    flex-wrap: wrap;
    justify-content: center;
    overflow: visible;
  }

  .nav__actions {
    justify-content: center;
    flex-wrap: wrap;
  }
}

@media (max-width: 860px) {
  .footer__grid {
    grid-template-columns: 1fr;
    justify-items: center;
  }

  .footer__small {
    grid-column: auto;
    justify-self: center;
  }
}

@media (max-width: 720px) {
  .nav {
    grid-template-columns: 1fr;
    align-items: center;
  }

  .nav__menu {
    position: static;
    width: 100%;
    margin: 0.35rem 0 0;
    padding: 0;
    display: grid;
    grid-template-columns: 1fr;
    gap: 0.8rem;
    background: none;
    border: 0;
    transform: none;
    opacity: 1;
    pointer-events: auto;
  }

  .nav__links {
    flex-direction: row;
    align-items: center;
    justify-content: flex-start;
    overflow-x: auto;
    padding-bottom: 0.2rem;
    gap: 0.35rem;
  }

  .nav__link {
    flex: 0 0 auto;
    width: auto;
    justify-content: center;
  }

  .nav__actions {
    flex-wrap: wrap;
    justify-content: flex-start;
  }

  .footer__grid {
    gap: 0.7rem;
  }
}

@media (max-width: 560px) {
  .page-header {
    padding: var(--space-4);
  }
}

@media (prefers-reduced-motion: reduce) {
  .nav__menu,
  .nav__link {
    transition: none;
  }
}

@media (max-width: 520px) {
  .nav__links {
    display: flex;
    flex-wrap: nowrap;
    justify-content: flex-start;
    overflow-x: auto;
    width: min(100%, 340px);
  }

  .nav__link {
    width: auto;
  }

  .nav__actions {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 46px 46px;
    gap: 0.5rem;
    width: min(100%, 340px);
    margin-inline: auto;
  }

  .nav__user {
    grid-column: 1 / -1;
    width: 100%;
    max-width: none;
  }

  .nav__actions .btn {
    width: 100%;
    min-width: 0;
    padding-inline: 0.7rem;
  }

  .nav__actions .btn--icon,
  .nav__actions .language-toggle {
    width: 46px;
    min-width: 46px;
  }
}