/* ==========================================================================
   Layout — app shell, navigation, page scaffolding
   Mobile is an intentional layout, not a squeezed desktop: bottom navigation,
   stacked cards, a floating quick-add, and larger touch targets.
   ========================================================================== */

.shell {
  min-height: 100dvh;
  display: flex;
}

/* ---- Sidebar (desktop / tablet) ---------------------------------------- */
.sidebar {
  position: fixed;
  inset: 0 auto 0 0;
  width: var(--sidebar-w);
  padding: var(--sp-4) var(--sp-3);
  display: none;
  flex-direction: column;
  gap: var(--sp-2);
  background: var(--surface-2);
  backdrop-filter: blur(16px);
  border-right: 1px solid var(--line);
  z-index: 40;
  overflow-y: auto;
}
:root[data-dark] .sidebar {
  background: rgba(255, 255, 255, 0.03);
}

.brand {
  display: flex;
  align-items: center;
  gap: 11px;
  padding: 8px 10px 16px;
  color: var(--ink);
}
.brand:hover {
  text-decoration: none;
}
.brand-mark {
  width: 38px;
  height: 38px;
  border-radius: var(--r-sm);
  display: grid;
  place-items: center;
  flex: none;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  box-shadow: 0 6px 14px var(--accent-ring);
}
.brand-name {
  display: block;
  font-weight: 900;
  font-size: var(--text-md);
  letter-spacing: -0.02em;
  line-height: 1.1;
}
.brand-tag {
  display: block;
  font-size: 10px;
  color: var(--ink-2);
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-top: 2px;
}

.nav {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.nav-label {
  padding: var(--sp-4) 12px 6px;
  font-size: 10px;
  font-weight: 800;
  color: var(--ink-3);
  text-transform: uppercase;
  letter-spacing: 0.07em;
}
.nav-item {
  display: flex;
  align-items: center;
  gap: 11px;
  padding: 10px 12px;
  border-radius: var(--r-sm);
  color: var(--ink-2);
  font-weight: 600;
  font-size: var(--text-base);
  transition: background var(--dur-1) var(--ease), color var(--dur-1) var(--ease);
  position: relative;
  /* Buttons centre their text by default; nav items must align with links. */
  text-align: left;
  width: 100%;
}
.nav-item:hover {
  background: var(--surface-sunken);
  color: var(--ink);
  text-decoration: none;
}
.nav-item.is-active {
  background: var(--accent-soft);
  color: var(--accent);
  font-weight: 800;
}
.nav-item .nav-count {
  margin-left: auto;
  font-size: var(--text-xs);
  font-weight: 800;
  padding: 1px 8px;
  border-radius: var(--r-pill);
  background: var(--surface-sunken);
  color: var(--ink-2);
}
.nav-item.is-active .nav-count {
  background: var(--surface);
  color: var(--accent);
}

.sidebar-foot {
  margin-top: auto;
  padding-top: var(--sp-4);
  display: grid;
  gap: 2px;
}
.user-chip {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  min-width: 0;
  padding: 9px 10px;
  border-radius: var(--r-sm);
  text-align: left;
  transition: background var(--dur-1) var(--ease);
}
.user-chip > .ic {
  flex: none;
}
.user-chip:hover {
  background: var(--surface-sunken);
  text-decoration: none;
}
.user-chip .who {
  min-width: 0;
  flex: 1;
}
.user-chip .who b {
  display: block;
  font-size: var(--text-sm);
  font-weight: 800;
  color: var(--ink);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.user-chip .who span {
  display: block;
  font-size: var(--text-xs);
  color: var(--ink-3);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* ---- Main column -------------------------------------------------------- */
.main {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  padding-bottom: calc(var(--mobilenav-h) + env(safe-area-inset-bottom, 0px));
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 30;
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  min-height: var(--topbar-h);
  padding: var(--sp-3) var(--gutter);
  background: color-mix(in srgb, var(--page) 82%, transparent);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}
.topbar .brand {
  padding: 0;
  gap: 9px;
}
.topbar .brand-mark {
  width: 34px;
  height: 34px;
}
.topbar-actions {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 4px;
}

.searchbtn {
  display: none;
  align-items: center;
  gap: 9px;
  padding: 8px 14px;
  min-width: 230px;
  border-radius: var(--r-pill);
  background: var(--surface);
  border: 1px solid var(--line);
  color: var(--ink-3);
  font-size: var(--text-sm);
  transition: border-color var(--dur-1) var(--ease);
}
.searchbtn:hover {
  border-color: var(--line-strong);
}
.searchbtn kbd {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 10px;
  padding: 2px 6px;
  border-radius: 5px;
  background: var(--surface-sunken);
  border: 1px solid var(--line);
}

.bell {
  position: relative;
}
.bell .bell-dot {
  position: absolute;
  top: 6px;
  right: 6px;
  min-width: 17px;
  height: 17px;
  padding: 0 4px;
  border-radius: var(--r-pill);
  background: var(--danger);
  color: #fff;
  font-size: 10px;
  font-weight: 800;
  display: grid;
  place-items: center;
  border: 2px solid var(--page);
}

.page {
  flex: 1;
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: var(--sp-5) var(--gutter) var(--sp-8);
  display: flex;
  flex-direction: column;
  gap: var(--sp-5);
}
.page-narrow {
  max-width: 820px;
}

.page-hd {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: var(--sp-4);
  flex-wrap: wrap;
}
.page-hd h1 {
  font-size: var(--text-2xl);
}
.page-hd .page-sub {
  color: var(--ink-2);
  font-size: var(--text-sm);
  margin-top: 4px;
}
.page-hd-actions {
  display: flex;
  gap: var(--sp-2);
  flex-wrap: wrap;
}

/* ---- Grids -------------------------------------------------------------- */
.grid {
  display: grid;
  gap: var(--gutter);
}
.grid-2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}
.grid-3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}
.grid-4 {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}
.grid-main {
  grid-template-columns: minmax(0, 1.65fr) minmax(0, 1fr);
  align-items: start;
}
@media (max-width: 1100px) {
  .grid-4 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .grid-main {
    grid-template-columns: minmax(0, 1fr);
  }
}
@media (max-width: 860px) {
  .grid-3 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}
@media (max-width: 620px) {
  .grid-2,
  .grid-3,
  .grid-4 {
    grid-template-columns: minmax(0, 1fr);
  }
}

/* ---- Mobile navigation --------------------------------------------------- */
.mobilenav {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 50;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  align-items: center;
  height: calc(var(--mobilenav-h) + env(safe-area-inset-bottom, 0px));
  padding-bottom: env(safe-area-inset-bottom, 0px);
  background: color-mix(in srgb, var(--surface) 90%, transparent);
  backdrop-filter: blur(16px);
  border-top: 1px solid var(--line);
}
.mobilenav a,
.mobilenav button:not(.fab) {
  display: grid;
  justify-items: center;
  align-content: center;
  gap: 3px;
  height: 100%;
  color: var(--ink-3);
  font-size: 10px;
  font-weight: 700;
}
.mobilenav a:hover {
  text-decoration: none;
}
.mobilenav a.is-active {
  color: var(--accent);
}
.mobilenav .fab-slot {
  position: relative;
  height: 100%;
}
/* Scoped to beat the generic `.mobilenav button` sizing above: the floating
   button owns its own dimensions, and without this it collapses to zero
   height and stops being clickable while still looking fine. */
.mobilenav .fab {
  position: absolute;
  left: 50%;
  top: -22px;
  transform: translateX(-50%);
  width: 54px;
  height: 54px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  color: var(--on-accent);
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  box-shadow: 0 8px 22px var(--accent-ring);
  transition: transform var(--dur-1) var(--ease);
}
.mobilenav .fab:active {
  transform: translateX(-50%) scale(0.93);
}

/* ---- Drawer (tablet sidebar) ------------------------------------------- */
.drawer-scrim {
  position: fixed;
  inset: 0;
  background: var(--overlay-scrim);
  z-index: 90;
  animation: fade-in var(--dur-1) var(--ease) both;
}
.drawer {
  position: fixed;
  inset: 0 auto 0 0;
  width: min(300px, 86vw);
  z-index: 91;
  background: var(--surface);
  border-right: 1px solid var(--line);
  padding: var(--sp-4) var(--sp-3);
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  animation: drawer-in var(--dur-2) var(--ease-out) both;
}
@keyframes drawer-in {
  from {
    transform: translateX(-100%);
  }
  to {
    transform: none;
  }
}

/* ---- Breakpoints -------------------------------------------------------- */
@media (min-width: 900px) {
  .sidebar {
    display: flex;
  }
  .main {
    margin-left: var(--sidebar-w);
    padding-bottom: 0;
  }
  .mobilenav {
    display: none;
  }
  .searchbtn {
    display: flex;
  }
  .hide-desktop {
    display: none !important;
  }
}
@media (max-width: 899px) {
  .hide-mobile {
    display: none !important;
  }
}

/* ---- Public (marketing) shell ------------------------------------------ */
.public {
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
}
.public-bar {
  position: sticky;
  top: 0;
  z-index: 30;
  display: flex;
  align-items: center;
  gap: var(--sp-4);
  padding: var(--sp-3) var(--gutter);
  background: color-mix(in srgb, var(--page) 80%, transparent);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}
.public-bar nav {
  display: none;
  gap: var(--sp-5);
  margin-left: var(--sp-6);
  font-size: var(--text-sm);
  font-weight: 600;
}
.public-bar nav a {
  color: var(--ink-2);
}
.public-bar nav a:hover {
  color: var(--ink);
  text-decoration: none;
}
.public-bar .spacer {
  margin-left: auto;
}
@media (min-width: 840px) {
  .public-bar nav {
    display: flex;
  }
}

.section {
  width: 100%;
  max-width: 1140px;
  margin: 0 auto;
  padding: var(--sp-9) var(--gutter);
}
.section-tight {
  padding-top: var(--sp-7);
  padding-bottom: var(--sp-7);
}
.section-hd {
  display: grid;
  gap: var(--sp-3);
  justify-items: center;
  text-align: center;
  margin-bottom: var(--sp-7);
}
.section-hd h2 {
  font-size: var(--text-2xl);
  max-width: 22ch;
}
.section-hd p {
  color: var(--ink-2);
  max-width: 56ch;
}

.public-foot {
  margin-top: auto;
  border-top: 1px solid var(--line);
  padding: var(--sp-7) var(--gutter);
}
.public-foot-inner {
  max-width: 1140px;
  margin: 0 auto;
  display: flex;
  gap: var(--sp-6);
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: flex-start;
}
.public-foot .links {
  display: flex;
  gap: var(--sp-5);
  flex-wrap: wrap;
  font-size: var(--text-sm);
}
.public-foot .links a {
  color: var(--ink-2);
}

/* ---- Auth / onboarding shell -------------------------------------------- */
.auth-wrap {
  min-height: 100dvh;
  display: grid;
  place-items: center;
  padding: var(--sp-5) var(--sp-4) var(--sp-8);
}
.auth-card {
  width: min(440px, 100%);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--r-xl);
  box-shadow: var(--shadow-lg);
  padding: var(--sp-7) var(--sp-6);
  animation: rise-in var(--dur-3) var(--ease-out) both;
}
.auth-card .brand {
  justify-content: center;
  padding: 0 0 var(--sp-5);
}
.auth-hd {
  display: grid;
  gap: 6px;
  text-align: center;
  margin-bottom: var(--sp-6);
}
.auth-hd h1 {
  font-size: var(--text-xl);
}
.auth-hd p {
  color: var(--ink-2);
  font-size: var(--text-sm);
}
.auth-alt {
  margin-top: var(--sp-5);
  text-align: center;
  font-size: var(--text-sm);
  color: var(--ink-2);
}