/* Q Platform layout v0.2 */

.q-shell {
  --q-shell-gutter: 12px;
  --q-sidebar-width: 200px;
  --q-sidebar-offset: 16px;
  --q-topbar-height: 58px;
  --q-radius-topbar: 28px;
  --q-radius-topbar-mobile: 22px;
  --q-radius-sidebar: 24px;
  --q-radius-menu: 10px;

  min-height: 100vh;
  padding: var(--q-shell-gutter);
  background: var(--q-bg);
}

.q-topbar {
  position: sticky;
  top: var(--q-shell-gutter);
  z-index: 40;
  display: flex;
  align-items: center;
  gap: var(--q-space-4);
  min-height: var(--q-topbar-height);
  padding: 0 var(--q-space-4);
  border: 1px solid var(--q-glass-border);
  border-radius: var(--q-radius-topbar);
  background:
    linear-gradient(180deg, var(--q-glass-highlight), transparent 58%),
    linear-gradient(90deg, color-mix(in srgb, var(--q-primary) 12%, transparent), transparent 30%),
    var(--q-surface-strong);
  box-shadow: var(--q-shadow-md), inset 0 1px 0 var(--q-glass-edge);
  -webkit-backdrop-filter: saturate(180%) blur(30px);
  backdrop-filter: saturate(180%) blur(30px);
  transition: transform 180ms ease, background 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
}

.q-topbar::before {
  position: absolute;
  inset: 1px 1px auto;
  height: 50%;
  border-radius: calc(var(--q-radius-topbar) - 2px) calc(var(--q-radius-topbar) - 2px) 14px 14px;
  background: linear-gradient(180deg, var(--q-glass-edge), transparent);
  content: "";
  opacity: 0.42;
  pointer-events: none;
}

.q-topbar::after {
  position: absolute;
  right: var(--q-space-5);
  bottom: -1px;
  left: var(--q-space-5);
  height: 1px;
  border-radius: var(--q-radius-full);
  background: linear-gradient(90deg, transparent, color-mix(in srgb, var(--q-primary) 38%, transparent), transparent);
  box-shadow: 0 10px 22px color-mix(in srgb, var(--q-primary) 20%, transparent);
  content: "";
  pointer-events: none;
}

.q-topbar__brand,
.q-brand-copy,
.q-brand-name {
  display: inline-flex;
  align-items: center;
}

.q-topbar__brand {
  gap: var(--q-space-2);
  min-width: 190px;
}

.q-brand-name {
  font-size: 17px;
  font-weight: 750;
  line-height: 1;
  letter-spacing: 0;
}

.q-brand-name__lead {
  color: var(--q-text);
}

.q-brand-name__accent {
  margin-left: 2px;
  color: var(--q-primary);
  font-size: 22px;
  font-weight: 900;
  letter-spacing: 0;
}

[data-theme="dark"] .q-brand-name__accent {
  text-shadow: 0 0 14px color-mix(in srgb, var(--q-primary) 35%, transparent);
}

.q-gnb {
  display: flex;
  flex: 1;
  align-items: center;
  align-self: stretch;
  gap: var(--q-space-1);
  min-width: 0;
  overflow-x: auto;
  scrollbar-width: none;
}

.q-gnb::-webkit-scrollbar {
  display: none;
}

.q-gnb-link {
  position: relative;
  display: inline-flex;
  align-items: center;
  min-height: var(--q-topbar-height);
  padding: 0 var(--q-space-4);
  border: 1px solid transparent;
  background: transparent;
  color: var(--q-text-muted);
  cursor: pointer;
  font-size: 14px;
  font-weight: 800;
  text-decoration: none;
  white-space: nowrap;
}

.q-gnb-link:hover,
.q-gnb-link:focus-visible,
.q-gnb-link.is-active {
  color: var(--q-primary-strong);
  outline: none;
}

.q-gnb-link::after {
  position: absolute;
  right: var(--q-space-3);
  bottom: 7px;
  left: var(--q-space-3);
  height: 2px;
  border-radius: var(--q-radius-full);
  background: var(--q-primary);
  box-shadow: 0 0 12px color-mix(in srgb, var(--q-primary) 62%, transparent);
  content: "";
  opacity: 0;
  transform: scaleX(0.42);
  transition: opacity 160ms ease, transform 160ms ease;
}

.q-gnb-link:hover::after,
.q-gnb-link:focus-visible::after {
  opacity: 0.34;
  transform: scaleX(0.72);
}

.q-gnb-link.is-active::after {
  opacity: 1;
  transform: scaleX(1);
}

.q-mobile-primary-menu {
  display: none;
  align-items: center;
  justify-content: space-between;
  gap: var(--q-space-2);
  width: 100%;
  min-width: 0;
  min-height: 40px;
  padding: 0 var(--q-space-3);
  border: 1px solid var(--q-mobile-menu-border);
  border-radius: var(--q-radius-md);
  background: var(--q-mobile-menu-surface);
  box-shadow: var(--q-mobile-menu-shadow);
  color: var(--q-primary-strong);
  cursor: pointer;
  font-size: 13px;
  font-weight: 850;
  line-height: 1.2;
}

.q-mobile-primary-menu::after {
  flex: 0 0 auto;
  width: 7px;
  height: 7px;
  border-right: 2px solid var(--q-text-soft);
  border-bottom: 2px solid var(--q-text-soft);
  content: "";
  transform: translateY(-2px) rotate(45deg);
  transition: transform 160ms ease, border-color 160ms ease;
}

.q-mobile-primary-menu:hover,
.q-mobile-primary-menu:focus-visible,
.q-mobile-primary-menu[aria-expanded="true"] {
  border-color: var(--q-primary);
  background: var(--q-mobile-menu-surface-active);
  color: var(--q-primary-strong);
  outline: none;
  box-shadow: var(--q-focus);
}

.q-mobile-primary-menu[aria-expanded="true"]::after {
  border-color: currentColor;
  transform: translateY(2px) rotate(-135deg);
}

.q-mobile-primary-menu__text {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.q-topbar__right {
  display: flex;
  align-items: center;
  gap: var(--q-space-2);
  margin-left: auto;
}

.q-shell-body {
  display: grid;
  grid-template-columns: calc(var(--q-sidebar-width) + var(--q-sidebar-offset)) minmax(0, 1fr);
  gap: var(--q-space-4);
  min-height: calc(100vh - var(--q-topbar-height) - (var(--q-shell-gutter) * 2) - var(--q-space-4));
  margin-top: var(--q-space-4);
}

.q-shell-body.is-collapsed {
  grid-template-columns: minmax(0, 1fr);
}

.q-shell-body.is-collapsed .q-side-menu {
  display: none;
}

.q-side-menu {
  position: sticky;
  top: calc(var(--q-topbar-height) + (var(--q-shell-gutter) * 2) + var(--q-space-1));
  width: var(--q-sidebar-width);
  height: calc(100vh - var(--q-topbar-height) - (var(--q-shell-gutter) * 2) - var(--q-space-4));
  margin-left: var(--q-sidebar-offset);
  overflow-y: auto;
  border: 1px solid var(--q-glass-border);
  border-radius: var(--q-radius-sidebar);
  background:
    linear-gradient(180deg, var(--q-glass-highlight), transparent 42%),
    linear-gradient(135deg, color-mix(in srgb, var(--q-primary) 11%, transparent), transparent 34%),
    var(--q-surface-strong);
  box-shadow: var(--q-shadow-md), inset 0 1px 0 var(--q-glass-edge);
  -webkit-backdrop-filter: saturate(185%) blur(30px);
  backdrop-filter: saturate(185%) blur(30px);
}

.q-side-menu::before {
  position: absolute;
  inset: 1px 1px auto;
  height: 38%;
  border-radius: calc(var(--q-radius-sidebar) - 2px) calc(var(--q-radius-sidebar) - 2px) 18px 18px;
  background: linear-gradient(180deg, var(--q-glass-edge), transparent);
  content: "";
  opacity: 0.34;
  pointer-events: none;
}

.q-lnb-group {
  display: none;
}

.q-lnb-group.is-active {
  display: block;
}

.q-lnb-header {
  padding: var(--q-space-3) var(--q-space-4) var(--q-space-2);
  background: linear-gradient(180deg, var(--q-glass-highlight), transparent 78%);
}

.q-lnb-eyebrow {
  color: var(--q-primary-strong);
  font-size: 11px;
  font-weight: 800;
}

.q-lnb-title {
  display: block;
  margin-top: var(--q-space-1);
  color: var(--q-text);
  font-size: 17px;
  line-height: 1.25;
}

.q-menu-section {
  padding: 0 var(--q-space-3) var(--q-space-4);
}

.q-menu-link {
  position: relative;
  display: flex;
  align-items: center;
  min-height: 36px;
  padding: 0 var(--q-space-3) 0 var(--q-space-4);
  border: 1px solid transparent;
  border-radius: var(--q-radius-menu);
  color: var(--q-text-muted);
  font-weight: 700;
  text-decoration: none;
}

.q-menu-link:hover,
.q-menu-link:focus-visible,
.q-menu-link.is-active {
  border-color: color-mix(in srgb, var(--q-primary) 34%, transparent);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.16), transparent 64%),
    var(--q-primary-soft);
  box-shadow: inset 0 1px 0 var(--q-glass-edge);
  color: var(--q-primary-strong);
  outline: none;
}

.q-menu-link.is-active::before {
  position: absolute;
  left: var(--q-space-2);
  width: 3px;
  height: 18px;
  border-radius: var(--q-radius-full);
  background: var(--q-primary);
  content: "";
}

.q-shell-main {
  min-width: 0;
  background: var(--q-bg);
}

.q-content {
  min-width: 0;
}

body.has-q-side-menu-open {
  overflow: hidden;
}

body.has-q-side-menu-open::before {
  position: fixed;
  inset: 0;
  z-index: 55;
  background:
    linear-gradient(90deg, rgba(8, 12, 18, 0.62), rgba(8, 12, 18, 0.42)),
    color-mix(in srgb, var(--q-bg) 72%, transparent);
  -webkit-backdrop-filter: blur(2px);
  backdrop-filter: blur(2px);
  content: "";
  pointer-events: none;
}

body.has-q-side-menu-open .q-topbar {
  z-index: 70;
}

body.has-q-side-menu-open .q-side-menu {
  z-index: 80;
}

.q-page,
.q-page-section {
  display: grid;
  gap: var(--q-space-5);
}

.q-page.q-page--dense,
.q-page-section.q-page-section--dense {
  gap: var(--q-space-3);
}

.q-page-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--q-space-4);
}

.q-page-heading {
  min-width: 0;
}

.q-page-title {
  margin: 0;
  color: var(--q-text);
  font-size: 18px;
  font-weight: 850;
  line-height: 1.3;
}

.q-page-subtitle {
  margin: 2px 0 0;
  color: var(--q-text-muted);
  font-size: 12px;
  font-weight: 650;
  line-height: 1.45;
}

.q-page-actions {
  display: inline-flex;
  flex: 0 0 auto;
  align-items: center;
  justify-content: flex-end;
  flex-wrap: wrap;
  gap: var(--q-space-2);
  margin-left: auto;
}

@media (max-width: 720px) {
  .q-page-header {
    display: grid;
    gap: var(--q-space-3);
  }

  .q-page-actions {
    width: 100%;
    justify-content: flex-start;
    margin-left: 0;
  }

  .q-page-actions--mobile-hidden {
    display: none;
  }
}

@media (max-width: 960px) {
  .q-topbar,
  .q-side-menu,
  .q-content {
    -webkit-backdrop-filter: none;
    backdrop-filter: none;
    will-change: auto;
  }

  .q-topbar {
    top: var(--q-space-2);
    gap: var(--q-space-2);
    padding: 0 var(--q-space-3);
    border-radius: var(--q-radius-topbar-mobile);
    background: var(--q-bg-elevated);
  }

  .q-topbar__brand {
    min-width: auto;
  }

  .q-gnb {
    align-self: center;
    min-height: 40px;
    overflow: visible;
  }

  .q-gnb-link {
    display: none;
  }

  .q-mobile-primary-menu {
    display: inline-flex;
  }

  .q-shell {
    padding: var(--q-space-2);
  }

  .q-shell-body {
    grid-template-columns: 1fr;
    min-height: calc(100vh - var(--q-topbar-height) - 24px);
    margin-top: var(--q-space-2);
  }

  .q-side-menu {
    position: fixed;
    inset: calc(var(--q-topbar-height) + 16px) auto var(--q-space-2) var(--q-space-2);
    z-index: 60;
    width: min(84vw, var(--q-sidebar-width));
    height: auto;
    margin-left: 0;
    background:
      linear-gradient(180deg, var(--q-glass-highlight), transparent 34%),
      linear-gradient(135deg, color-mix(in srgb, var(--q-primary) 11%, transparent), transparent 36%),
      var(--q-bg-elevated);
    box-shadow:
      18px 0 42px rgba(0, 0, 0, 0.24),
      inset 0 1px 0 var(--q-glass-edge);
    transform: translateX(-102%);
    transition: transform 180ms ease;
    -webkit-backdrop-filter: saturate(130%) blur(12px);
    backdrop-filter: saturate(130%) blur(12px);
  }

  .q-side-menu.is-open {
    transform: translateX(0);
  }
}

@media (max-width: 640px) {
  .q-shell {
    padding: 0;
  }

  .q-topbar {
    position: fixed;
    top: 0;
    right: 0;
    left: 0;
    height: calc(52px + var(--q-safe-top));
    min-height: calc(52px + var(--q-safe-top));
    flex-wrap: nowrap;
    padding: var(--q-safe-top) max(var(--q-space-3), var(--q-safe-right)) 0 max(var(--q-space-3), var(--q-safe-left));
    border: 0;
    border-radius: 0;
    background: transparent;
    box-shadow: none;
    -webkit-backdrop-filter: none;
    backdrop-filter: none;
  }

  .q-topbar.is-scroll-hidden {
    transform: translateY(-100%);
  }

  .q-topbar::before,
  .q-topbar::after {
    display: none;
  }

  .q-brand-name {
    display: none;
  }

  .q-gnb {
    flex: 1 1 auto;
    align-self: auto;
    width: auto;
  }

  .q-mobile-primary-menu {
    width: auto;
    min-height: 36px;
    padding: 0 var(--q-space-2);
    border-color: color-mix(in srgb, var(--q-primary) 28%, transparent);
    border-radius: var(--q-radius-full);
    background:
      linear-gradient(180deg, rgba(255, 255, 255, 0.18), transparent 70%),
      var(--q-primary-soft);
    box-shadow:
      inset 0 1px 0 var(--q-glass-edge),
      0 8px 18px color-mix(in srgb, var(--q-primary) 12%, transparent);
  }

  .q-shell-body {
    margin-top: calc(52px + var(--q-safe-top));
  }

  .q-side-menu {
    inset: calc(52px + var(--q-safe-top)) 0 0;
    width: 100%;
    border-radius: 0;
    background:
      linear-gradient(180deg, var(--q-glass-highlight), transparent 30%),
      var(--q-bg-elevated);
    box-shadow:
      inset 0 1px 0 var(--q-glass-edge),
      0 18px 46px rgba(0, 0, 0, 0.3);
    transform: translateX(-100%);
    -webkit-backdrop-filter: none;
    backdrop-filter: none;
  }
}

.q-mobile-menu-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--q-space-3);
}

.q-mobile-menu-link {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--q-space-2);
  min-height: 86px;
  padding: 14px 10px;
  border: 1px solid color-mix(in srgb, var(--q-mobile-menu-border) 70%, transparent);
  border-radius: var(--q-radius-md);
  background:
    linear-gradient(180deg, var(--q-mobile-menu-plate-edge), transparent 58%),
    var(--q-mobile-menu-plate);
  color: var(--q-text);
  font-weight: 800;
  line-height: 1.25;
  overflow-wrap: anywhere;
  text-align: center;
  text-decoration: none;
  box-shadow:
    inset 0 1px 0 var(--q-mobile-menu-plate-edge),
    var(--q-mobile-menu-plate-shadow);
  transition: border-color 0.16s ease, background 0.16s ease, color 0.16s ease, transform 0.16s ease, box-shadow 0.16s ease;
}

.q-mobile-menu-link:hover,
.q-mobile-menu-link:focus-visible {
  border-color: color-mix(in srgb, var(--q-primary) 46%, transparent);
  color: var(--q-primary-strong);
  outline: none;
  box-shadow:
    inset 0 1px 0 var(--q-mobile-menu-plate-edge),
    0 6px 16px color-mix(in srgb, var(--q-primary) 13%, transparent);
}

.q-mobile-menu-link:active {
  transform: translateY(1px);
}

.q-mobile-menu-link.is-active,
.q-mobile-menu-link[aria-current="page"] {
  border-color: color-mix(in srgb, var(--q-primary) 54%, transparent);
  background:
    linear-gradient(180deg, color-mix(in srgb, var(--q-glass-highlight) 80%, transparent), transparent 58%),
    var(--q-mobile-menu-plate-active);
  box-shadow:
    inset 0 1px 0 var(--q-mobile-menu-plate-edge),
    inset 0 0 0 1px color-mix(in srgb, var(--q-primary) 18%, transparent),
    var(--q-mobile-menu-plate-active-shadow);
  color: var(--q-primary-strong);
  transform: translateY(-2px);
}

.q-mobile-menu-link__icon {
  display: block;
  flex: 0 0 auto;
  width: 22px;
  height: 22px;
  max-width: 22px;
  max-height: 22px;
  color: currentColor;
  opacity: 0.86;
}

.q-mobile-menu-link__label {
  display: block;
  min-width: 0;
  font-size: 12px;
  opacity: 0.86;
}

.q-mobile-menu-link.is-active .q-mobile-menu-link__icon,
.q-mobile-menu-link.is-active .q-mobile-menu-link__label,
.q-mobile-menu-link[aria-current="page"] .q-mobile-menu-link__icon,
.q-mobile-menu-link[aria-current="page"] .q-mobile-menu-link__label {
  opacity: 1;
}

.q-mobile-menu-link.is-active .q-mobile-menu-link__label,
.q-mobile-menu-link[aria-current="page"] .q-mobile-menu-link__label {
  font-weight: 850;
}

@media (max-width: 420px) {
  .q-mobile-menu-list {
    gap: 10px;
  }

  .q-mobile-menu-link {
    min-height: 82px;
    padding: 13px 8px;
  }
}