/* Mobile-first finishing layer for Ben OS Core. Keep the desktop layout intact. */
html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

body {
  min-width: 320px;
  overscroll-behavior-x: none;
}

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

.mobile-nav,
.mobile-menu-btn,
.mobile-drawer-scrim {
  display: none;
}

@media (max-width: 700px) {
  body.mobile-drawer-open {
    overflow: hidden;
  }

  .app-shell {
    min-height: 100svh;
  }

  .sidebar {
    position: fixed;
    inset: 0 auto 0 0;
    z-index: 40;
    width: min(286px, 86vw);
    height: 100svh;
    padding: max(20px, env(safe-area-inset-top)) 14px max(20px, env(safe-area-inset-bottom));
    overflow-y: auto;
    transform: translateX(-110%);
    transition: transform .24s cubic-bezier(.22, 1, .36, 1);
    box-shadow: 18px 0 42px rgba(67, 50, 27, .16);
  }

  .mobile-drawer-open .sidebar {
    transform: translateX(0);
  }

  .sidebar .brand {
    padding: 0 10px 24px;
  }

  .sidebar .brand-logo {
    width: 158px;
    height: auto;
    max-height: 58px;
    object-fit: contain;
    object-position: left center;
    border-radius: 0;
  }

  .sidebar .workspace {
    margin-bottom: 18px;
  }

  .sidebar .nav-item {
    width: 100%;
    min-height: 46px;
    padding: 11px 12px;
    gap: 12px;
    font-size: 13px;
  }

  .sidebar .nav-item span {
    width: 20px;
    font-size: 18px;
  }

  .sidebar .nav-item em {
    display: block;
  }

  .sidebar .usage {
    display: block;
  }

  .mobile-drawer-scrim:not(.hidden) {
    position: fixed;
    inset: 0;
    z-index: 35;
    display: block;
    background: rgba(42, 35, 27, .28);
    backdrop-filter: blur(2px);
  }

  .main {
    width: 100%;
    min-width: 0;
  }

  .topbar {
    position: sticky;
    top: 0;
    z-index: 20;
    min-height: 70px;
    padding: max(12px, env(safe-area-inset-top)) 15px 12px;
    gap: 10px;
  }

  .breadcrumbs {
    min-height: 20px;
  }

  .top-actions {
    display: grid;
    grid-template-columns: 44px minmax(0, 1fr) auto;
    gap: 8px;
    width: 100%;
  }

  .mobile-menu-btn {
    display: inline-grid;
    grid-column: 1;
    grid-row: 1;
    place-items: center;
    width: 44px;
    height: 44px;
    font-size: 18px;
  }

  .top-actions > .icon-btn:not(.mobile-menu-btn) {
    grid-column: 2;
    grid-row: 1;
    justify-self: end;
    width: 44px;
    height: 44px;
  }

  .top-actions .user-chip {
    grid-column: 3;
    grid-row: 1;
    min-height: 44px;
    margin-left: 0;
  }

  .top-actions .global-search {
    grid-column: 1 / -1;
    grid-row: 2;
    order: initial;
    width: 100%;
    min-height: 44px;
    padding: 7px 12px;
  }

  .content {
    width: 100%;
    padding: 24px 15px calc(96px + env(safe-area-inset-bottom));
  }

  .welcome,
  .page-heading {
    gap: 17px;
    margin-bottom: 21px;
  }

  .welcome h1,
  .page-heading h1 {
    font-size: clamp(25px, 7vw, 30px);
    line-height: 1.35;
  }

  .welcome .primary,
  .page-heading > .primary,
  .page-heading-actions .primary {
    width: 100%;
  }

  .panel {
    padding: 17px;
  }

  .panel-head {
    gap: 10px;
  }

  .panel-head > .eyebrow,
  .panel-head > .setting-badge {
    flex: 0 0 auto;
  }

  .primary,
  .secondary,
  .icon-text,
  .ghost,
  .text-btn {
    min-height: 44px;
  }

  .primary,
  .secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }

  .project-row,
  .inbox-item,
  .result-row,
  .automation-row {
    align-items: flex-start;
  }

  .project-row {
    flex-wrap: wrap;
    gap: 9px;
  }

  .project-row div:nth-child(2) {
    min-width: calc(100% - 44px);
  }

  .project-open-action,
  .project-row > .status {
    margin-left: 38px;
  }

  .calendar-toolbar {
    gap: 7px;
  }

  .calendar-toolbar .secondary {
    flex: 1;
    min-width: 0;
    padding-inline: 8px;
    font-size: 11px;
  }

  .calendar-toolbar-label {
    text-align: center;
  }

  .week-calendar-scroll,
  .task-calendar-scroll {
    position: relative;
    margin-inline: -3px;
    padding-bottom: 10px;
    scrollbar-width: thin;
  }

  .week-calendar-scroll::after,
  .task-calendar-scroll::after {
    display: block;
    margin-top: 8px;
    color: var(--muted);
    font-size: 10px;
    text-align: right;
    content: '左右滑動查看完整內容';
  }

  .task-calendar-head {
    align-items: flex-start;
    flex-direction: column;
  }

  .task-calendar-actions {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    width: 100%;
  }

  .task-calendar-actions .task-calendar-filter {
    grid-column: 1 / -1;
    width: 100%;
  }

  .task-calendar-actions .secondary {
    padding-inline: 6px;
    font-size: 10px;
  }

  .task-list-head {
    grid-template-columns: minmax(0, 1fr) 70px 70px;
    margin-left: 25px;
    gap: 6px;
  }

  .task-item {
    grid-template-columns: 20px minmax(0, 1fr);
    gap: 7px;
    padding: 13px 0;
  }

  .task-item > input {
    width: 20px;
    height: 20px;
    margin-top: 2px;
  }

  .task-item .task-date {
    grid-column: 2;
    display: inline-flex;
    flex-direction: row;
    align-items: baseline;
    gap: 5px;
    margin-top: 2px;
    text-align: left;
  }

  .task-item .task-date + .task-date {
    margin-left: 13px;
  }

  .task-item .task-date small,
  .task-item .task-date b {
    font-size: 10px;
  }

  .task-list-head {
    display: none;
  }

  .modal-backdrop {
    place-items: end center;
    padding: 0;
    overflow-y: auto;
  }

  .modal {
    width: 100%;
    max-height: calc(100svh - 8px);
    overflow-y: auto;
    padding: 20px 18px calc(22px + env(safe-area-inset-bottom));
    border-radius: 19px 19px 0 0;
  }

  .modal-head {
    position: sticky;
    top: -20px;
    z-index: 1;
    margin: -20px -18px 18px;
    padding: 20px 18px 12px;
    background: var(--surface);
  }

  .modal h2 {
    font-size: 20px;
  }

  .modal input,
  .modal textarea,
  .modal select {
    min-height: 46px;
    font-size: 16px;
  }

  .modal textarea {
    min-height: 120px;
  }

  .modal-actions {
    position: sticky;
    bottom: calc(-22px - env(safe-area-inset-bottom));
    z-index: 1;
    margin: 18px -18px calc(-22px - env(safe-area-inset-bottom));
    padding: 12px 18px calc(22px + env(safe-area-inset-bottom));
    background: var(--surface);
  }

  .modal-actions > button {
    flex: 1;
  }

  .client-detail-actions,
  .client-detail-actions .client-detail-action {
    width: 100%;
  }

  .client-detail-actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
  }

  .client-detail-actions .client-detail-action {
    flex: initial;
  }

  .book-detail-head {
    gap: 13px;
  }

  .book-detail-head h2 {
    font-size: 22px;
  }

  .personal-tabs {
    margin-inline: -3px;
    scrollbar-width: thin;
  }

  .finance-row,
  .subscription-row,
  .brain-row {
    gap: 11px;
  }

  .finance-date {
    flex: 0 0 68px;
  }

  .finance-row .income-text,
  .finance-row .expense-text {
    flex: 0 0 auto;
    font-size: 15px;
  }

  .toast {
    right: 12px;
    bottom: calc(78px + env(safe-area-inset-bottom));
    left: 12px;
    max-width: none;
    text-align: center;
  }

  .mobile-nav {
    position: fixed;
    right: 0;
    bottom: 0;
    left: 0;
    z-index: 30;
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    min-height: calc(66px + env(safe-area-inset-bottom));
    padding: 6px 6px env(safe-area-inset-bottom);
    border-top: 1px solid rgba(42, 35, 27, .12);
    background: rgba(255, 253, 248, .96);
    box-shadow: 0 -8px 24px rgba(67, 50, 27, .1);
    backdrop-filter: blur(14px);
  }

  .mobile-nav .nav-item {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 0;
    min-height: 54px;
    padding: 5px 2px;
    gap: 2px;
    border-radius: 10px;
    color: #8d806e;
    font-size: 10px;
    text-align: center;
  }

  .mobile-nav .nav-item span {
    width: auto;
    color: inherit;
    font-size: 19px;
    line-height: 1;
  }

  .mobile-nav .nav-item b {
    font-size: 10px;
    font-weight: 500;
    white-space: nowrap;
  }

  .mobile-nav .nav-item.active {
    color: #7c621f;
    background: #f3eddd;
  }

  .mobile-nav .nav-item em {
    position: absolute;
    top: 3px;
    right: 12px;
    display: grid;
    place-items: center;
    min-width: 16px;
    height: 16px;
    padding: 0 3px;
    border-radius: 999px;
    color: #fff;
    background: #bf5a36;
    font-size: 9px;
    font-style: normal;
  }
}

@media (max-width: 390px) {
  .content {
    padding-inline: 12px;
  }

  .panel {
    padding: 15px;
  }

  .mobile-nav .nav-item b {
    font-size: 9px;
  }

  .task-calendar-actions .secondary {
    font-size: 9px;
  }
}