.add-short {
  display: none;
}

@media (max-width: 1199px) {
  .sidebar {
    width: 210px;
  }

  .proof-panel {
    width: 320px;
  }
}

@media (max-width: 899px) {

  .group-buttons {
    display: flex;
    align-items: center;
    gap: 2px;
  }

  .group-dots {
    display: none;
  }

  .point-menu {
    opacity: 1;
  }

  .workspace {
    position: relative;
  }

  .sidebar {
    display: none;
    position: absolute;
    z-index: 25;
    top: 0;
    left: 0;
    bottom: 0;
    width: 280px;
    background-color: #ffffff;
    border-right: 1px solid #e5e1e6;
  }

  .sidebar.open {
    display: flex;
  }

  .workspace.menu-open .dark-cover {
    display: block;
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    z-index: 20;
    border: 0;
    background-color: rgba(30, 27, 46, 0.4);
  }

  .open-menu-btn {
    display: inline-block;
    padding: 6px 10px;
    font-size: 18px;
    font-weight: 700;
  }

  .editor-line {
    position: relative;
  }

  .proof-panel {
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    width: 100%;
    max-width: 400px;
    z-index: 15;
  }

  .top-bar {
    flex-direction: column;
    align-items: stretch;
    gap: 10px;
    padding: 12px 16px;
  }

  .page-body,
  .simple-page {
    padding: 20px 16px 96px;
  }

  .page-body h1,
  .list-top h1 {
    font-size: 22px;
  }

  .list-top {
    flex-direction: column;
    align-items: stretch;
  }

  .title-bar {
    flex-wrap: wrap;
    gap: 8px;
    padding: 10px 12px 8px;
  }

  .title-side {
    width: 100%;
    flex-wrap: nowrap;
    gap: 8px;
  }

  .title-input {
    font-size: 18px;
  }

  .title-note {
    font-size: 12px;
  }

  .timer-btn {
    margin-left: auto;
  }

  .work-box {
    padding-bottom: 96px;
  }

  .home {
    padding-bottom: 76px;
  }

  .side-bar {
    display: flex;
    gap: 4px;
    margin: 0 12px 8px;
    padding: 4px;
    border-radius: 14px;
    background-color: #efeaf8;
  }

  .side-btn {
    flex: 1;
    min-height: 36px;
    padding: 8px 4px;
    border: 0;
    border-radius: 10px;
    background-color: transparent;
    color: #53545f;
    font-family: Arial, Helvetica, sans-serif;
    font-size: 13px;
    font-weight: 700;
    cursor: pointer;
  }

  .side-btn.active {
    background-color: #ffffff;
    color: #6540be;
  }

  .tool-bar {
    box-sizing: border-box;
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 18;
    display: flex;
    flex-wrap: nowrap;
    align-items: center;
    gap: 4px;
    overflow: hidden;
    margin: 0;
    padding: 8px 8px 10px;
    background-color: #ffffff;
    border-top: 1px solid #e5e1e6;
  }

  #column-tools {
    display: flex;
    align-items: center;
    gap: 4px;
    flex-shrink: 0;
  }

  .add-btn,
  .tool-btn {
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: center;
    flex: 1 1 0;
    min-width: 0;
    min-height: 36px;
    padding: 6px 4px;
    border: 0;
    background-color: transparent;
    font-size: 12px;
    white-space: nowrap;
  }

  .add-btn {
    flex: 0 0 auto;
    padding: 6px 10px;
    background-color: #8060d6;
    color: #ffffff;
    border-radius: 10px;
  }

  .add-full {
    display: none;
  }

  .add-short {
    display: inline;
  }

  .tool-bar .btn-text {
    display: block;
    font-size: 11px;
    font-weight: 700;
  }

  .tool-select {
    box-sizing: border-box;
    flex: 0 0 68px;
    width: 68px;
    max-width: 68px;
    min-height: 36px;
    padding: 4px 2px;
    font-size: 12px;
  }

  .tool-right,
  .size-select,
  .size-select:last-child {
    margin-left: 0;
  }

  .top-menu {
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 12;
    display: flex;
    gap: 0;
    margin: 0;
    padding: 6px 4px 10px;
    background-color: #ffffff;
    border-top: 1px solid #e5e1e6;
  }

  .top-menu .btn {
    flex: 1;
    min-height: 44px;
    padding: 8px 2px;
    border: 0;
    background-color: transparent;
    color: #53545f;
    font-size: 12px;
  }

  .popup-cover {
    align-items: flex-end;
    padding: 0;
  }

  .popup {
    max-width: none;
    max-height: 92vh;
    border-radius: 20px 20px 0 0;
    padding: 18px 16px 16px;
  }

  .small-popup,
  .drop-menu {
    left: 0 !important;
    right: 0 !important;
    top: auto !important;
    bottom: 0 !important;
    width: 100% !important;
    max-width: none !important;
    min-width: 0;
    border-radius: 20px 20px 0 0;
    max-height: 78vh;
    overflow: auto;
    padding: 8px 8px 12px;
  }

  .column-bar {
    flex-wrap: nowrap;
    overflow-x: auto;
    white-space: nowrap;
    padding: 4px 12px 0;
  }

  .scroll-box {
    padding: 8px 8px 20px;
  }

  .speech-top {
    gap: 12px;
    padding: 0 0 8px;
  }

  .group-row {
    gap: 12px;
    padding-bottom: 24px;
  }

  .speech-title {
    margin: 0;
    border-radius: 12px;
  }

  .speech-column {
    padding: 8px 6px 0;
  }

  .tip {
    flex-shrink: 0;
    position: relative;
    z-index: 6;
    background-color: #fffcfb;
    white-space: normal;
    padding: 6px 12px 8px;
  }

  .notes-area {
    padding: 16px;
  }

  .tour {
    align-items: flex-start;
    gap: 8px;
    padding: 10px 12px;
  }

  .tour-words {
    flex: 1;
    min-width: 0;
    font-size: 14px;
  }

  .tour-buttons {
    flex-wrap: wrap;
  }

  .proof-panel {
    width: 100%;
    max-width: none;
    min-width: 0;
    z-index: 22;
  }

  .workspace.proof-open .tool-bar {
    display: none;
  }

  .workspace.proof-open .proof-list {
    flex: 1;
  }

  .proof-tools {
    display: flex;
    flex-shrink: 0;
    margin-top: auto;
    gap: 8px;
    padding: 8px 12px 12px;
    border-top: 1px solid #e5e1e6;
    background-color: #ffffff;
  }

  .proof-tools .tool-btn {
    flex: 1;
    min-height: 40px;
    border: 1px solid #e5e1e6;
    border-radius: 10px;
    background-color: #ffffff;
    font-size: 14px;
    font-weight: 700;
  }

  .proof-tools .mark-btn {
    background-color: #fff3a0;
    border-color: #e6d36a;
  }

  .workspace.proof-open .work-box {
    padding-bottom: 0;
  }

  .card-top {
    flex-wrap: wrap;
  }

  .form-grid .form-line {
    width: 100%;
  }

  .popup-buttons {
    flex-wrap: wrap;
  }

  .title-note,
  .save-line {
    white-space: normal;
  }

  .group-name {
    min-width: 0;
  }

  .link-name {
    max-width: none;
    flex: 1;
    min-width: 0;
  }

  .search-box {
    max-width: none;
  }

  .empty-box {
    padding: 28px 16px;
  }

  .empty-box h1 {
    font-size: 22px;
  }

  .clip-btn,
  .point-menu,
  .group-btn,
  .group-arrow,
  .close-btn {
    min-width: 36px;
    min-height: 36px;
  }

  .top-menu .btn {
    white-space: normal;
    line-height: 1.2;
  }

  .logo-text {
    min-width: 0;
  }
}

@media (max-width: 480px) {
  .title-input {
    font-size: 18px;
  }

  .speech-name {
    font-size: 14px;
  }

  .card {
    padding: 14px;
  }
}

@media (max-width: 899px) and (max-height: 500px) {
  .tip {
    display: none;
  }

  .title-bar {
    padding: 6px 10px;
  }

  .side-bar {
    margin-bottom: 4px;
  }

  .notes-area {
    padding: 12px;
  }
}