* { box-sizing: border-box; }

html {
  min-width: 320px;
  background: var(--color-canvas);
}

body {
  min-width: 320px;
  min-height: 100vh;
  margin: 0;
  color: var(--color-text);
  background: var(--color-canvas);
  font-family: var(--font-sans);
  line-height: 1.55;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

button {
  font: inherit;
}

[hidden] {
  display: none !important;
}

.notifications-app,
.notification-gate {
  width: min(1180px, calc(100% - 40px));
  margin-inline: auto;
}

.notification-gate {
  display: grid;
  min-height: 52vh;
  place-content: center;
  justify-items: center;
  gap: 12px;
  padding: 48px 20px;
  text-align: center;
}

.notification-gate h1,
.notifications-heading h1 {
  margin: 0;
  color: var(--color-text);
  font-size: clamp(28px, 5vw, 46px);
  font-weight: 680;
  letter-spacing: -.04em;
  line-height: 1.1;
}

.notification-gate p,
.notifications-heading p {
  max-width: 560px;
  margin: 0;
  color: var(--color-text-secondary);
  font-size: 15px;
}

.notification-eyebrow {
  color: var(--color-accent);
  font-size: 11px;
  font-weight: 760;
  letter-spacing: .14em;
  line-height: 1;
}

.notifications-app {
  padding: 42px 0 max(48px, env(safe-area-inset-bottom));
}

.notifications-heading {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 28px;
}

.notifications-heading > div {
  display: grid;
  gap: 12px;
}

.notification-primary,
.notification-secondary,
.notification-pagination button,
.notification-back {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  font-size: 13px;
  font-weight: 650;
  text-decoration: none;
  cursor: pointer;
  transition: color 160ms ease-out, background-color 160ms ease-out,
    border-color 160ms ease-out, transform 160ms ease-out;
}

.notification-primary {
  padding: 0 18px;
  border: 1px solid var(--color-primary);
  color: var(--color-primary-contrast);
  background: var(--color-primary);
}

.notification-primary:hover {
  border-color: var(--color-primary-hover);
  color: var(--color-primary-contrast);
  background: var(--color-primary-hover);
}

.notification-secondary,
.notification-pagination button,
.notification-back {
  padding: 0 14px;
  border: 1px solid var(--color-border-strong);
  color: var(--color-text-secondary);
  background: var(--color-surface-elevated);
}

.notification-secondary:hover,
.notification-pagination button:hover:not(:disabled),
.notification-back:hover {
  border-color: var(--color-accent-border);
  color: var(--color-accent-hover);
  background: var(--color-accent-soft);
}

.notification-primary:active,
.notification-secondary:active,
.notification-pagination button:active:not(:disabled),
.notification-back:active {
  transform: scale(.97);
}

.notification-layout {
  display: grid;
  grid-template-columns: minmax(280px, .82fr) minmax(0, 1.18fr);
  min-height: 540px;
  overflow: hidden;
  border: 1px solid var(--color-border-strong);
  border-radius: 18px;
  background: var(--color-surface-elevated);
  box-shadow: var(--shadow-popover);
}

.notification-list-panel {
  display: flex;
  min-width: 0;
  flex-direction: column;
  border-right: 1px solid var(--color-border-strong);
  background: var(--color-surface);
}

.notification-panel-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 22px 22px 16px;
  border-bottom: 1px solid var(--color-border);
}

.notification-panel-heading > div {
  display: grid;
  gap: 7px;
}

.notification-panel-heading h2 {
  margin: 0;
  color: var(--color-text);
  font-size: 20px;
  font-weight: 680;
  letter-spacing: -.025em;
}

.notification-total {
  display: inline-grid;
  min-width: 30px;
  height: 30px;
  padding: 0 7px;
  place-items: center;
  border-radius: 999px;
  color: var(--color-text-secondary);
  background: var(--color-surface-secondary);
  font-size: 12px;
  font-weight: 700;
}

.notification-list {
  min-height: 0;
  flex: 1 1 auto;
}

.notification-list-empty {
  display: grid;
  min-height: 300px;
  place-content: center;
  gap: 8px;
  padding: 32px 20px;
  color: var(--color-text-secondary);
  text-align: center;
}

.notification-list-empty strong {
  color: var(--color-text);
  font-size: 15px;
}

.notification-list-empty span {
  font-size: 12px;
}

.notification-item {
  display: grid;
  width: 100%;
  gap: 7px;
  padding: 17px 22px;
  border: 0;
  border-bottom: 1px solid var(--color-border);
  color: var(--color-text);
  background: transparent;
  text-align: left;
  cursor: pointer;
  transition: background-color 160ms ease-out;
}

.notification-item:hover {
  background: var(--color-hover);
}

.notification-item[aria-current="true"] {
  background: var(--color-selected);
  box-shadow: inset 3px 0 var(--color-accent);
}

.notification-item.unread .notification-item-title {
  font-weight: 720;
}

.notification-item-topline {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.notification-item-kind {
  color: var(--color-accent-hover);
  font-size: 10px;
  font-weight: 750;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.notification-item-time,
.notification-detail-topline time {
  flex: 0 0 auto;
  color: var(--color-text-tertiary);
  font-size: 11px;
}

.notification-item-title {
  overflow: hidden;
  font-size: 14px;
  font-weight: 620;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.notification-item-body {
  display: -webkit-box;
  overflow: hidden;
  color: var(--color-text-secondary);
  font-size: 12px;
  line-height: 1.5;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}

.notification-unread-dot {
  width: 7px;
  height: 7px;
  flex: 0 0 7px;
  margin-right: 2px;
  border-radius: 50%;
  background: var(--color-accent);
}

.notification-pagination {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 14px 16px;
  border-top: 1px solid var(--color-border);
}

.notification-pagination button {
  gap: 5px;
  padding: 0 12px;
}

.notification-page-label {
  color: var(--color-text-tertiary);
  font-size: 12px;
  font-weight: 650;
  white-space: nowrap;
}

.notification-detail-panel {
  position: relative;
  min-width: 0;
  background: var(--color-surface-elevated);
}

.notification-detail-empty,
.notification-detail {
  min-height: 540px;
  padding: 48px clamp(24px, 6vw, 72px);
}

.notification-detail-empty {
  display: grid;
  place-content: center;
  justify-items: center;
  gap: 10px;
  color: var(--color-text-secondary);
  text-align: center;
}

.notification-detail-empty h2 {
  margin: 0;
  color: var(--color-text);
  font-size: 22px;
  font-weight: 680;
}

.notification-detail-empty p {
  margin: 0;
  font-size: 13px;
}

.notification-detail-icon {
  display: grid;
  width: 52px;
  height: 52px;
  place-items: center;
  border: 1px solid var(--color-accent-border);
  border-radius: 16px;
  color: var(--color-accent);
  background: var(--color-accent-soft);
  font-size: 28px;
  line-height: 1;
}

.notification-detail {
  animation: notification-detail-in 220ms var(--ease-out) both;
}

@keyframes notification-detail-in {
  from { opacity: 0; transform: translateX(10px); }
  to { opacity: 1; transform: translateX(0); }
}

.notification-back {
  display: none;
  margin-bottom: 28px;
}

.notification-detail-topline {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 22px;
}

.notification-kind {
  color: var(--color-accent-hover);
  font-size: 11px;
  font-weight: 750;
  letter-spacing: .11em;
  text-transform: uppercase;
}

.notification-detail h2 {
  max-width: 620px;
  margin: 0 0 18px;
  color: var(--color-text);
  font-size: clamp(24px, 4vw, 36px);
  font-weight: 700;
  letter-spacing: -.035em;
  line-height: 1.15;
}

.notification-detail-body {
  max-width: 680px;
  margin: 0;
  color: var(--color-text-secondary);
  font-size: 16px;
  line-height: 1.75;
  white-space: pre-wrap;
}

.notification-detail-meta {
  display: grid;
  max-width: 520px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin: 34px 0;
}

.notification-detail-meta > div {
  display: grid;
  gap: 4px;
  padding: 13px 14px;
  border: 1px solid var(--color-border);
  border-radius: 10px;
  background: var(--color-surface);
}

.notification-detail-meta dt {
  color: var(--color-text-tertiary);
  font-size: 11px;
}

.notification-detail-meta dd {
  margin: 0;
  color: var(--color-text);
  font-size: 13px;
  font-weight: 650;
}

.notification-detail-action {
  margin-top: 2px;
}

.notification-status {
  margin: -10px 0 18px;
  padding: 10px 14px;
  border: 1px solid var(--color-accent-border);
  border-radius: 10px;
  color: var(--color-accent-hover);
  background: var(--color-accent-soft);
  font-size: 12px;
}

.notification-toast {
  position: fixed;
  right: max(16px, env(safe-area-inset-right));
  bottom: max(16px, env(safe-area-inset-bottom));
  z-index: 40;
  max-width: min(360px, calc(100vw - 32px));
  padding: 10px 14px;
  border: 1px solid var(--color-border-strong);
  border-radius: 10px;
  color: var(--color-text);
  background: var(--color-surface-elevated);
  box-shadow: var(--shadow-popover);
  font-size: 12px;
  opacity: 0;
  pointer-events: none;
  transform: translateY(8px);
  transition: opacity 160ms ease-out, transform 160ms ease-out;
}

.notification-toast.visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 899px) {
  .notifications-app,
  .notification-gate {
    width: min(100% - 28px, 680px);
  }

  .notifications-app {
    padding-top: 30px;
  }

  .notifications-heading {
    align-items: flex-start;
    flex-direction: column;
    gap: 18px;
    margin-bottom: 20px;
  }

  .notification-layout {
    display: block;
    min-height: 0;
    overflow: visible;
    border: 0;
    border-radius: 0;
    background: transparent;
    box-shadow: none;
  }

  .notification-list-panel {
    min-height: 0;
    border: 1px solid var(--color-border-strong);
    border-radius: 16px;
    overflow: hidden;
    background: var(--color-surface-elevated);
  }

  .notification-detail-panel {
    display: none;
    min-height: calc(100svh - var(--public-header-mobile-height) - 28px);
    border: 1px solid var(--color-border-strong);
    border-radius: 16px;
    overflow: hidden;
  }

  .notifications-app.detail-open .notification-list-panel {
    display: none;
  }

  .notifications-app.detail-open .notification-detail-panel {
    display: block;
  }

  .notification-detail-empty,
  .notification-detail {
    min-height: calc(100svh - var(--public-header-mobile-height) - 30px);
    padding: 28px 22px;
  }

  .notification-back {
    display: inline-flex;
  }

  .notification-detail h2 {
    font-size: 27px;
  }

  .notification-detail-body {
    font-size: 15px;
  }
}

@media (max-width: 420px) {
  .notification-detail-meta {
    grid-template-columns: minmax(0, 1fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  .notification-detail {
    animation: notification-detail-fade 120ms ease-out both !important;
  }

  @keyframes notification-detail-fade {
    from { opacity: 0; }
    to { opacity: 1; }
  }

  .notification-toast,
  .notification-primary,
  .notification-secondary,
  .notification-pagination button,
  .notification-back,
  .notification-item {
    animation: none !important;
    transition: none !important;
  }

  .notification-primary:active,
  .notification-secondary:active,
  .notification-pagination button:active,
  .notification-back:active {
    transform: none;
  }
}

@media print {
  .notification-gate,
  .notifications-heading button,
  .notification-list-panel,
  .notification-back,
  .notification-detail-action {
    display: none !important;
  }

  .notification-layout,
  .notification-detail-panel,
  .notification-detail {
    display: block !important;
    min-height: 0;
    border: 0;
    box-shadow: none;
  }
}