/* Shared app-shell UI — modern Ketikin.id (scoped via body.app-shell) */
body.app-shell {
  --radius-sm: 10px;
  --radius-md: 14px;
  --radius-lg: 18px;
  --shadow-sm: 0 1px 2px rgba(0, 40, 84, 0.04);
  --shadow-md: 0 10px 28px rgba(0, 40, 84, 0.07);
  --shadow-lg: 0 18px 40px rgba(0, 40, 84, 0.1);
  background:
    radial-gradient(ellipse 80% 50% at 100% 0%, rgba(11, 173, 220, 0.08), transparent 50%),
    radial-gradient(ellipse 60% 40% at 0% 100%, rgba(2, 86, 167, 0.06), transparent 45%),
    var(--paper-dim);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

body.app-shell .shell {
  display: grid;
  grid-template-columns: 268px 1fr;
  min-height: 100vh;
}

body.app-shell .sidebar {
  position: sticky;
  top: 0;
  height: 100vh;
  height: 100dvh;
  background:
    radial-gradient(ellipse 100% 55% at 0% -10%, rgba(11, 173, 220, 0.28), transparent 55%),
    radial-gradient(ellipse 70% 40% at 100% 100%, rgba(2, 86, 167, 0.35), transparent 50%),
    linear-gradient(168deg, #001224 0%, #002447 48%, #013a6e 100%);
  color: var(--paper);
  padding: 20px 14px 16px;
  display: flex;
  flex-direction: column;
  border-right: 1px solid rgba(255, 255, 255, 0.06);
  overflow-y: auto;
}

body.app-shell .sidebar .logo {
  margin: 2px 6px 22px;
  padding: 10px 12px;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.06);
}

body.app-shell .sidebar .logo .brand-logo-img--icon {
  width: 28px;
  height: 28px;
}

body.app-shell .sidebar .logo .brand-logo-text {
  font-size: 17px;
}

body.app-shell .sidebar-nav {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 0 2px;
}

body.app-shell .nav-label {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.34);
  padding: 0 14px 2px;
}

body.app-shell .nav-stack {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 8px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.045);
  border: 1px solid rgba(255, 255, 255, 0.07);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.04);
}

body.app-shell .nav-item {
  position: relative;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 11px 12px;
  border-radius: 14px;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.66);
  font-weight: 500;
  transition: background 0.2s, color 0.2s, transform 0.2s, box-shadow 0.2s;
  border: 1px solid transparent;
  overflow: hidden;
}

body.app-shell .nav-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 20%;
  bottom: 20%;
  width: 3px;
  border-radius: 0 4px 4px 0;
  background: transparent;
  transition: background 0.2s, top 0.2s, bottom 0.2s;
}

body.app-shell .nav-item .nav-ico {
  width: 38px;
  height: 38px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  background: rgba(255, 255, 255, 0.06);
  color: rgba(255, 255, 255, 0.78);
  flex-shrink: 0;
  transition: background 0.2s, color 0.2s, transform 0.2s, box-shadow 0.2s;
}

body.app-shell .nav-copy {
  display: flex;
  flex-direction: column;
  gap: 1px;
  min-width: 0;
}

body.app-shell .nav-title {
  font-size: 14px;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: inherit;
  line-height: 1.25;
}

body.app-shell .nav-sub {
  font-size: 11.5px;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.38);
  line-height: 1.3;
}

body.app-shell .nav-item:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.07);
  transform: translateX(2px);
}

body.app-shell .nav-item:hover .nav-ico {
  background: rgba(11, 173, 220, 0.2);
  color: #9BE8F7;
}

body.app-shell .nav-item:hover .nav-sub {
  color: rgba(255, 255, 255, 0.55);
}

body.app-shell .nav-item.active {
  color: #fff;
  background:
    linear-gradient(105deg, rgba(11, 173, 220, 0.22), rgba(2, 86, 167, 0.28));
  border-color: rgba(155, 232, 247, 0.18);
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.18);
}

body.app-shell .nav-item.active::before {
  background: linear-gradient(180deg, #7FE4F5, #0BADDC);
  top: 18%;
  bottom: 18%;
}

body.app-shell .nav-item.active .nav-ico {
  background: linear-gradient(145deg, #12c4ef, #0256A7);
  color: #fff;
  box-shadow: 0 6px 14px rgba(11, 173, 220, 0.35);
  transform: scale(1.02);
}

body.app-shell .nav-item.active .nav-sub {
  color: rgba(255, 255, 255, 0.62);
}

body.app-shell .sidebar-bottom {
  margin-top: auto;
  padding: 16px 2px 2px;
}

body.app-shell .app-version {
  margin: 10px 0 0;
  text-align: center;
  font-size: 11px;
  letter-spacing: 0.02em;
  color: rgba(255, 255, 255, 0.45);
  font-variant-numeric: tabular-nums;
}

body.app-shell .user-card {
  padding: 10px;
  border-radius: 18px;
  background: rgba(0, 0, 0, 0.18);
  border: 1px solid rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(8px);
}

body.app-shell .user-chip {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13.5px;
  color: rgba(255, 255, 255, 0.86);
  min-width: 0;
  padding: 4px;
  border-radius: 12px;
  background: transparent;
}

body.app-shell .user-meta {
  display: flex;
  flex-direction: column;
  min-width: 0;
  gap: 1px;
}

body.app-shell .user-name {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-weight: 600;
  font-size: 13.5px;
}

body.app-shell .user-role {
  font-size: 11.5px;
  color: rgba(155, 232, 247, 0.7);
  font-weight: 500;
}

body.app-shell .avatar {
  width: 36px;
  height: 36px;
  border-radius: 12px;
  background: linear-gradient(145deg, #0BADDC, #0256A7);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 700;
  color: #fff;
  flex-shrink: 0;
  box-shadow: 0 4px 12px rgba(11, 173, 220, 0.3);
}

body.app-shell .btn-logout {
  margin-top: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  padding: 10px 12px;
  border-radius: 12px;
  border: 1px solid rgba(196, 87, 63, 0.32);
  background: rgba(196, 87, 63, 0.12);
  color: #E8A090;
  font-size: 13px;
  font-weight: 600;
  transition: background 0.15s, color 0.15s, border-color 0.15s, transform 0.15s;
}

body.app-shell .btn-logout:hover {
  background: rgba(196, 87, 63, 0.22);
  color: #F5C4BA;
  border-color: rgba(196, 87, 63, 0.55);
  transform: translateY(-1px);
}

body.app-shell main {
  padding: 28px 36px 40px;
  min-width: 0;
}

body.app-shell .page-head {
  margin-bottom: 22px;
}

body.app-shell .page-head h1 {
  font-family: 'Fraunces', serif;
  font-size: clamp(26px, 2.6vw, 32px);
  font-weight: 600;
  color: var(--ink);
  letter-spacing: -0.02em;
  line-height: 1.2;
}

body.app-shell .page-head p {
  color: var(--text-mute);
  font-size: 14.5px;
  margin-top: 6px;
  line-height: 1.5;
}

body.app-shell .surface-card,
body.app-shell .upload-panel,
body.app-shell .table-card,
body.app-shell .settings-card {
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(213, 225, 236, 0.9);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

@media (max-width: 960px) {
  body.app-shell .shell {
    grid-template-columns: 1fr;
  }
  body.app-shell .sidebar {
    display: none;
  }
  body.app-shell main {
    padding: 20px;
  }
}