@media (max-width: 768px) {
  body:has(.mobile-calendar-filter-sheet.open) {
    overflow: hidden;
    touch-action: none;
  }

  body:has(.mobile-calendar-filter-sheet.open) .mobile-tabbar,
  body:has(.mobile-calendar-filter-sheet.open) .mobile-topbar {
    visibility: hidden;
  }

  body {
    min-height: 100dvh;
  }

  .main {
    min-height: 100dvh;
    padding-bottom: calc(92px + env(safe-area-inset-bottom));
  }

  #mobileApp:has(.mobile-calendar-page) {
    display: block;
  }

  .mobile-fab-wrap.calendar-mode {
    display: none !important;
  }

  .mobile-calendar-page {
    width: 100%;
    min-width: 0;
    display: grid;
    gap: 10px;
    padding-bottom: calc(14px + env(safe-area-inset-bottom));
  }

  .mobile-calendar-toolbar {
    position: relative;
    top: auto;
    z-index: 24;
    display: grid;
    grid-template-columns: 44px minmax(116px, 1fr) 44px 48px 44px 44px 44px;
    align-items: center;
    gap: 2px;
    margin: -2px -12px 0;
    padding: 7px 10px;
    background: rgba(8, 10, 12, 0.97);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(18px);
  }

  .mobile-calendar-toolbar > button,
  .mobile-calendar-month-title {
    min-width: 44px;
    min-height: 44px;
    display: grid;
    place-items: center;
    border-radius: 12px;
    color: #f5f7f8;
    background: transparent;
    font-size: 24px;
    font-weight: 900;
  }

  .mobile-calendar-month-title {
    position: relative;
    min-width: 0;
    overflow: hidden;
    font-size: 17px;
    white-space: nowrap;
  }

  .mobile-calendar-month-title input {
    position: absolute;
    inset: 0;
    width: 100%;
    min-height: 44px;
    opacity: 0;
  }

  .mobile-calendar-toolbar .mobile-calendar-today {
    font-size: 12px;
    color: var(--accent);
  }

  .mobile-calendar-toolbar .mobile-calendar-icon {
    position: relative;
    color: #d8dddf;
    font-size: 21px;
  }

  .mobile-calendar-toolbar .mobile-calendar-icon.active {
    color: var(--accent);
    background: rgba(30, 215, 96, 0.12);
  }

  .mobile-calendar-toolbar .mobile-calendar-icon.add {
    color: var(--accent);
    font-size: 28px;
  }

  .mobile-calendar-toolbar .mobile-calendar-icon b {
    position: absolute;
    right: 1px;
    top: 1px;
    min-width: 17px;
    height: 17px;
    display: grid;
    place-items: center;
    border-radius: 999px;
    background: var(--accent);
    color: #061109;
    font-size: 10px;
  }

  .mobile-calendar-view-switch {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    padding: 3px;
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.06);
  }

  .mobile-calendar-view-switch button {
    min-height: 36px;
    border-radius: 9px;
    color: var(--muted);
    background: transparent;
    font-size: 12px;
    font-weight: 900;
  }

  .mobile-calendar-view-switch button.active {
    color: #f7f9fa;
    background: #252a2d;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.28);
  }

  .mobile-month-calendar {
    min-width: 0;
    padding: 4px 0 7px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.09);
    touch-action: pan-y;
  }

  .mobile-month-weekdays,
  .mobile-month-grid {
    width: 100%;
    display: grid;
    grid-template-columns: repeat(7, minmax(0, 1fr));
    gap: 1px;
  }

  .mobile-month-weekdays {
    margin-bottom: 3px;
  }

  .mobile-month-weekdays span {
    min-height: 25px;
    display: grid;
    place-items: center;
    color: #878e92;
    font-size: 11px;
    font-weight: 900;
  }

  .mobile-month-weekdays span:first-child {
    color: #d87882;
  }

  .mobile-month-grid button {
    position: relative;
    min-width: 0;
    min-height: 44px;
    display: grid;
    grid-template-rows: 29px 10px;
    place-items: center;
    padding: 2px 0 1px;
    border-radius: 0;
    background: transparent;
    color: #e9edef;
    font-size: 13px;
  }

  .mobile-month-grid button b {
    width: 29px;
    height: 29px;
    display: grid;
    place-items: center;
    border-radius: 999px;
    line-height: 1;
  }

  .mobile-month-grid button.muted {
    opacity: 0.28;
  }

  .mobile-month-grid button.today,
  .mobile-month-grid button.selected {
    color: #e9edef;
    background: transparent;
    border-radius: 0;
  }

  .mobile-month-grid button.today b {
    color: var(--accent);
    box-shadow: inset 0 0 0 1px var(--accent);
  }

  .mobile-month-grid button.selected b {
    color: #061109;
    background: var(--accent);
    box-shadow: 0 4px 14px rgba(30, 215, 96, 0.3);
  }

  .mobile-calendar-dots {
    height: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 2px;
  }

  .mobile-calendar-dots i {
    position: static;
    width: 4px;
    min-width: 4px;
    height: 4px;
    border-radius: 999px;
    background: #a0a7aa;
  }

  .mobile-calendar-dots i.source-project { background: #1ed760; }
  .mobile-calendar-dots i.source-work { background: #40a9ff; }
  .mobile-calendar-dots i.source-task { background: #a47cff; }
  .mobile-calendar-dots i.source-staff { background: #ff9e45; }
  .mobile-calendar-dots i.source-schedule { background: #91a0a8; }

  .mobile-calendar-dots em {
    color: #98a0a4;
    font-size: 8px;
    font-style: normal;
    line-height: 1;
  }

  .mobile-calendar-day-list,
  .mobile-calendar-month-list section {
    display: grid;
    gap: 8px;
  }

  .mobile-calendar-day-list > header,
  .mobile-calendar-month-list section > header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    min-height: 38px;
    padding: 0 2px;
  }

  .mobile-calendar-day-list h3,
  .mobile-calendar-month-list h3 {
    margin: 0;
    font-size: 17px;
    font-weight: 950;
  }

  .mobile-calendar-day-list header span,
  .mobile-calendar-month-list header span {
    color: #92999d;
    font-size: 12px;
    font-weight: 850;
  }

  .mobile-calendar-event-list,
  .mobile-calendar-month-list {
    display: grid;
    gap: 8px;
  }

  .mobile-calendar-month-list section + section {
    margin-top: 8px;
  }

  .mobile-calendar-event-card {
    position: relative;
    width: 100%;
    min-height: 84px;
    display: grid;
    grid-template-columns: 52px minmax(0, 1fr) 18px;
    align-items: start;
    gap: 10px;
    padding: 12px 10px 11px 13px;
    overflow: hidden;
    border-radius: 14px;
    background: #151a1d;
    color: #f5f7f8;
    text-align: left;
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.08);
  }

  .mobile-calendar-event-card::before {
    content: "";
    position: absolute;
    inset: 0 auto 0 0;
    width: 3px;
    background: #91a0a8;
  }

  .mobile-calendar-event-card.source-project::before { background: #1ed760; }
  .mobile-calendar-event-card.source-work::before { background: #40a9ff; }
  .mobile-calendar-event-card.source-task::before { background: #a47cff; }
  .mobile-calendar-event-card.source-staff::before { background: #ff9e45; }

  .mobile-calendar-event-card.is-completed {
    opacity: 0.58;
  }

  .mobile-calendar-event-time {
    display: grid;
    gap: 2px;
    color: #f7f9fa;
    font-size: 13px;
    font-weight: 950;
    white-space: nowrap;
  }

  .mobile-calendar-event-time small {
    color: #858d91;
    font-size: 11px;
  }

  .mobile-calendar-event-body {
    min-width: 0;
    display: grid;
    gap: 4px;
  }

  .mobile-calendar-event-body strong {
    overflow: hidden;
    color: #f7f9fa;
    font-size: 14px;
    line-height: 1.35;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .mobile-calendar-event-body > span,
  .mobile-calendar-event-body > small {
    overflow: hidden;
    color: #a5adb1;
    font-size: 11px;
    line-height: 1.25;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .mobile-calendar-event-chips {
    display: flex;
    gap: 5px;
  }

  .mobile-calendar-event-chips i {
    width: max-content;
    padding: 3px 7px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.07);
    color: #c5cbce;
    font-size: 10px;
    font-style: normal;
    font-weight: 900;
  }

  .mobile-calendar-event-arrow {
    align-self: center;
    color: #7f878b;
    font-size: 22px;
  }

  .mobile-calendar-empty {
    min-height: 132px;
    display: grid;
    place-items: center;
    align-content: center;
    gap: 6px;
    padding: 18px;
    border-radius: 14px;
    background: rgba(255, 255, 255, 0.035);
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.07);
    text-align: center;
  }

  .mobile-calendar-empty strong {
    font-size: 15px;
  }

  .mobile-calendar-empty span {
    color: #8f979b;
    font-size: 11px;
  }

  .mobile-calendar-empty button {
    min-height: 38px;
    margin-top: 5px;
    padding: 0 15px;
    border-radius: 999px;
    color: #061109;
    background: var(--accent);
    font-size: 12px;
    font-weight: 950;
  }

  .mobile-calendar-search {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 7px;
  }

  .mobile-calendar-search input {
    width: 100%;
    min-width: 0;
    min-height: 44px;
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 12px;
    background: #151a1d;
    color: #f5f7f8;
    padding: 0 13px;
    font-size: 13px;
  }

  .mobile-calendar-search button {
    min-width: 48px;
    color: var(--accent);
    background: transparent;
    font-weight: 900;
  }

  .mobile-week-calendar {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 3px;
    padding: 10px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    touch-action: pan-y;
  }

  .mobile-week-calendar button {
    min-width: 0;
    min-height: 68px;
    display: grid;
    place-items: center;
    align-content: center;
    gap: 3px;
    border-radius: 14px;
    color: #d6dbde;
    background: transparent;
  }

  .mobile-week-calendar button span,
  .mobile-week-calendar button i {
    color: #81898d;
    font-size: 10px;
    font-style: normal;
  }

  .mobile-week-calendar button.selected {
    color: #061109;
    background: var(--accent);
  }

  .mobile-week-calendar button.selected span,
  .mobile-week-calendar button.selected i {
    color: rgba(6, 17, 9, 0.7);
  }

  .mobile-calendar-filter-sheet {
    position: fixed;
    inset: 0;
    z-index: 140;
  }

  .mobile-calendar-filter-backdrop {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.62);
    backdrop-filter: blur(3px);
  }

  .mobile-calendar-filter-sheet > section {
    position: absolute;
    inset: auto 0 0;
    max-height: min(82dvh, 720px);
    display: grid;
    grid-template-rows: auto auto minmax(0, 1fr) auto;
    padding: 9px 14px calc(14px + env(safe-area-inset-bottom));
    border-radius: 24px 24px 0 0;
    background: #14181b;
    box-shadow: 0 -18px 60px rgba(0, 0, 0, 0.62), inset 0 0 0 1px rgba(255, 255, 255, 0.08);
  }

  .mobile-sheet-handle {
    width: 44px;
    height: 4px;
    justify-self: center;
    border-radius: 999px;
    background: #5f666a;
  }

  .mobile-calendar-filter-sheet header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 52px;
  }

  .mobile-calendar-filter-sheet header h2 {
    margin: 0;
    font-size: 20px;
  }

  .mobile-calendar-filter-sheet header button {
    color: #aeb5b8;
    background: transparent;
    font-size: 12px;
    font-weight: 900;
  }

  .mobile-calendar-filter-scroll {
    min-height: 0;
    overflow-y: auto;
    overscroll-behavior: contain;
  }

  .mobile-calendar-filter-sheet fieldset {
    margin: 0;
    padding: 13px 0;
    border: 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  }

  .mobile-calendar-filter-sheet legend {
    margin-bottom: 10px;
    color: #f2f5f6;
    font-size: 13px;
    font-weight: 950;
  }

  .mobile-calendar-filter-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 7px;
  }

  .mobile-calendar-filter-chips button {
    min-height: 35px;
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 0 11px;
    border-radius: 999px;
    color: #c1c7ca;
    background: rgba(255, 255, 255, 0.05);
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.12);
    font-size: 11px;
    font-weight: 900;
  }

  .mobile-calendar-filter-chips button span {
    width: 11px;
    color: var(--accent);
  }

  .mobile-calendar-filter-chips button.selected {
    color: var(--accent);
    background: rgba(30, 215, 96, 0.1);
    box-shadow: inset 0 0 0 1px var(--accent);
  }

  .mobile-calendar-segmented {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    padding: 2px;
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.06);
  }

  .mobile-calendar-segmented button {
    min-height: 38px;
    border-radius: 8px;
    color: #aeb5b8;
    background: transparent;
    font-size: 11px;
    font-weight: 900;
  }

  .mobile-calendar-segmented button.selected {
    color: #061109;
    background: var(--accent);
  }

  .mobile-calendar-completed-toggle {
    min-height: 64px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
  }

  .mobile-calendar-completed-toggle > span {
    display: grid;
    gap: 3px;
  }

  .mobile-calendar-completed-toggle b {
    font-size: 13px;
  }

  .mobile-calendar-completed-toggle small {
    color: #81898d;
    font-size: 10px;
  }

  .mobile-calendar-completed-toggle input {
    position: absolute;
    opacity: 0;
  }

  .mobile-calendar-completed-toggle i {
    position: relative;
    width: 45px;
    height: 27px;
    flex: 0 0 auto;
    border-radius: 999px;
    background: #343a3e;
  }

  .mobile-calendar-completed-toggle i::after {
    content: "";
    position: absolute;
    width: 21px;
    height: 21px;
    left: 3px;
    top: 3px;
    border-radius: 999px;
    background: #e6e9ea;
    transition: transform 0.18s ease;
  }

  .mobile-calendar-completed-toggle:has(input:checked) i {
    background: var(--accent);
  }

  .mobile-calendar-completed-toggle:has(input:checked) i::after {
    transform: translateX(18px);
  }

  .mobile-calendar-filter-sheet footer {
    display: grid;
    grid-template-columns: 0.8fr 1.2fr;
    gap: 8px;
    padding-top: 12px;
  }

  .mobile-calendar-filter-sheet footer button {
    min-height: 46px;
    border-radius: 12px;
    background: #24292d;
    color: #e8ebec;
    font-weight: 950;
  }

  .mobile-calendar-filter-sheet footer button:last-child {
    color: #061109;
    background: var(--accent);
  }
}

@media (max-width: 420px) {
  .mobile-calendar-toolbar {
    grid-template-columns: 40px minmax(102px, 1fr) 40px 42px 40px 40px 40px;
    padding-inline: 6px;
  }

  .mobile-calendar-toolbar > button,
  .mobile-calendar-month-title {
    min-width: 40px;
  }

  .mobile-calendar-event-card {
    grid-template-columns: 47px minmax(0, 1fr) 14px;
    gap: 8px;
  }
}