/* 全能创作 · 从影擎 HTML 设计稿转写（首页 + 创作历史） */

.omni-create-page,
.omni-history-page {
  --black: #101012;
  --text: #17181a;
  --muted: #6f747c;
  font-size: 14px;
}

@keyframes omniMessageIn {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}

.omni-home-page {
  min-height: calc(100vh - var(--topbar-height) - 64px);
}

.omni-home-shell {
  width: min(1180px, 100%);
  margin: 0 auto;
  padding-bottom: 28px;
}

.omni-home-hero {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 24px 20px 20px;
  text-align: center;
}

.omni-home-history {
  position: absolute;
  top: 20px;
  right: 0;
  height: 40px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 0 14px;
  border: 1.5px solid rgba(16, 16, 18, .22);
  border-radius: 12px;
  color: var(--black);
  background: #fff;
  font-size: 13px;
  font-weight: 650;
  box-shadow: 0 4px 12px rgba(16, 16, 18, .08);
  cursor: pointer;
}

.omni-home-history:hover {
  border-color: var(--black);
  background: #f7f7f8;
}

.omni-home-history svg {
  width: 16px;
  height: 16px;
}

.omni-home-kicker {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  margin-bottom: 12px;
  color: var(--klein);
  font-size: 12px;
  font-weight: 750;
  letter-spacing: .13em;
}

.omni-home-kicker svg {
  width: 14px;
  height: 14px;
}

.omni-home-hero h1 {
  margin: 0;
  color: var(--black);
  font-size: clamp(30px, 3vw, 44px);
  line-height: 1.15;
  letter-spacing: -.035em;
  font-weight: 700;
}

.omni-home-hero > p {
  margin: 10px 0 17px;
  color: #747b86;
  font-size: 14px;
}

.omni-output-switch {
  display: inline-flex;
  gap: 4px;
  padding: 4px;
  border: 1px solid rgba(34, 42, 54, .10);
  border-radius: 999px;
  background: rgba(255, 255, 255, .78);
  box-shadow: 0 7px 18px rgba(20, 27, 38, .06);
}

.omni-output-switch button {
  height: 31px;
  padding: 0 16px;
  border-radius: 999px;
  color: #6d737c;
  background: transparent;
  font-size: 12px;
  font-weight: 650;
  cursor: pointer;
}

.omni-output-switch button.active {
  color: #fff;
  background: var(--black);
}

.omni-start-composer {
  position: relative;
  z-index: 5;
  width: min(920px, 100%);
  margin: 0 auto 46px;
  padding: 16px 17px 13px;
  border: 1px solid rgba(34, 42, 54, .10);
  border-top: 3px solid var(--klein);
  border-radius: 19px;
  background: rgba(255, 255, 255, .98);
  box-shadow: 0 22px 54px rgba(21, 29, 42, .12), 0 0 0 5px rgba(255, 255, 255, .42);
  transition: border-color 160ms ease, box-shadow 160ms ease, opacity 180ms ease, transform 180ms ease;
}

.omni-start-composer:focus-within {
  border-color: rgba(0, 47, 167, .33);
  box-shadow: 0 24px 58px rgba(21, 29, 42, .14), 0 0 0 4px rgba(0, 47, 167, .055);
}

.omni-start-context {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 7px;
  margin-bottom: 10px;
}

.omni-start-context[hidden] {
  display: none;
}

.omni-selected-case {
  width: fit-content;
  max-width: 100%;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 6px;
  margin: 0;
  padding: 0 5px 0 11px;
  border: 1px solid rgba(0, 47, 167, .13);
  border-radius: 8px;
  background: #edf5ff;
}

.omni-selected-case[hidden] {
  display: none;
}

.omni-selected-case > span {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  color: var(--klein);
  font-size: 12px;
}

.omni-selected-case svg,
.omni-selected-case button svg {
  width: 14px;
  height: 14px;
}

.omni-selected-case button {
  width: 23px;
  height: 23px;
  display: grid;
  place-items: center;
  border-radius: 8px;
  color: #7b818a;
  background: #f4f5f7;
  cursor: pointer;
}

.omni-selected-case button:hover {
  color: var(--klein);
  background: #dcecff;
}

.omni-start-attachments {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin: 0;
}

.omni-start-attachments:empty {
  display: none;
}

.omni-attachment-chip {
  max-width: 270px;
  height: 36px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 0 5px 0 11px;
  border: 1px solid rgba(0, 47, 167, .12);
  border-radius: 8px;
  color: #344159;
  background: rgba(0, 47, 167, .045);
  font-size: 12px;
  font-weight: 600;
}

.omni-attachment-chip svg,
.omni-attachment-chip img {
  width: 18px;
  height: 18px;
  flex: 0 0 auto;
  color: var(--klein);
}

.omni-attachment-chip img {
  border-radius: 4px;
  object-fit: cover;
  background: #eef1f5;
}

.omni-attachment-chip span {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.omni-attachment-remove {
  width: 23px;
  height: 23px;
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  border-radius: 6px;
  color: #777e88;
  background: rgba(255, 255, 255, .76);
  cursor: pointer;
}

.omni-attachment-remove:hover {
  color: var(--klein);
  background: #dcecff;
}

.omni-attachment-remove svg {
  width: 12px;
  height: 12px;
}

#omniStartPrompt {
  width: 100%;
  min-height: 92px;
  max-height: 190px;
  padding: 15px 3px 10px;
  resize: vertical;
  border: 0;
  outline: 0;
  color: var(--text);
  background: transparent;
  font-size: 15px;
  line-height: 1.7;
}

#omniStartPrompt::placeholder,
#omniSessionPrompt::placeholder {
  color: #a2a7af;
}

.omni-start-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.omni-start-tools,
.omni-session-composer-tools,
.omni-session-composer-tools > div {
  display: flex;
  align-items: center;
  gap: 6px;
  min-width: 0;
}

.omni-icon-tool {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  border: 1px solid rgba(34, 42, 54, .09);
  border-radius: 9px;
  color: #353b45;
  background: #f8f9fa;
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
  transition: color 150ms ease, border-color 150ms ease, background-color 150ms ease;
}

.omni-icon-tool:hover {
  border-color: rgba(0, 47, 167, .24);
  color: var(--klein);
  background: rgba(0, 47, 167, .045);
}

.omni-icon-tool svg {
  width: 15px;
  height: 15px;
}

.omni-icon-tool.is-uploading {
  color: var(--black-alpha-56);
  background: var(--background-lighter);
  border-color: var(--border-faint);
  cursor: wait;
}

.omni-icon-tool.is-uploading svg,
.omni-upload-status svg {
  animation: omni-upload-spin .8s linear infinite;
}

.omni-upload-status {
  height: 34px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 0 4px;
  color: var(--black-alpha-56);
  font-size: 12px;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

.omni-upload-status svg {
  width: 14px;
  height: 14px;
}

@keyframes omni-upload-spin {
  to { transform: rotate(360deg); }
}

.omni-mention-wrap {
  position: relative;
}

.omni-upload-wrap {
  position: relative;
}

.omni-upload-menu {
  position: absolute;
  bottom: calc(100% + 10px);
  left: 0;
  z-index: 20;
  width: 268px;
  padding: 8px;
  border: 1px solid rgba(34, 42, 54, .10);
  border-radius: 13px;
  background: #fff;
  box-shadow: 0 18px 38px rgba(20, 27, 38, .15);
}

.omni-upload-menu[hidden] {
  display: none;
}

.omni-upload-menu > strong {
  display: block;
  padding: 5px 8px 7px;
  color: #8b919a;
  font-size: 11px;
}

.omni-upload-menu button {
  width: 100%;
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  align-items: center;
  gap: 9px;
  padding: 8px;
  border-radius: 9px;
  color: #303641;
  background: transparent;
  text-align: left;
  cursor: pointer;
}

.omni-upload-menu button:hover {
  color: var(--klein);
  background: #edf5ff;
}

.omni-upload-menu button > svg {
  width: 34px;
  height: 34px;
  padding: 8px;
  border-radius: 9px;
  color: var(--klein);
  background: #edf5ff;
}

.omni-upload-menu button span,
.omni-upload-menu button small {
  display: block;
}

.omni-upload-menu button span {
  font-size: 12px;
  font-weight: 650;
}

.omni-upload-menu button small {
  margin-top: 3px;
  color: #9298a1;
  font-size: 11px;
  font-weight: 400;
}

.omni-mention-menu {
  position: absolute;
  bottom: calc(100% + 10px);
  left: 0;
  z-index: 12;
  width: 246px;
  padding: 8px;
  border: 1px solid rgba(34, 42, 54, .10);
  border-radius: 13px;
  background: #fff;
  box-shadow: 0 18px 38px rgba(20, 27, 38, .15);
}

.omni-mention-menu[hidden] {
  display: none;
}

.omni-mention-menu > strong {
  display: block;
  padding: 5px 8px 7px;
  color: #8b919a;
  font-size: 11px;
  font-weight: 650;
}

.omni-mention-group + .omni-mention-group {
  margin-top: 6px;
  padding-top: 6px;
  border-top: 1px solid rgba(34, 42, 54, .07);
}

.omni-mention-group > strong {
  display: block;
  padding: 5px 8px 7px;
  color: #8b919a;
  font-size: 11px;
  font-weight: 650;
}

.omni-mention-menu button {
  width: 100%;
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  align-items: center;
  gap: 8px;
  padding: 7px 8px;
  border-radius: 9px;
  color: var(--text);
  background: transparent;
  text-align: left;
  cursor: pointer;
}

.omni-mention-menu button:hover {
  background: #f4f6f9;
}

.omni-mention-menu button > svg {
  width: 30px;
  height: 30px;
  padding: 7px;
  border-radius: 8px;
  color: var(--klein);
  background: rgba(0, 47, 167, .055);
}

.omni-mention-menu button > img,
.omni-mention-menu button > video {
  width: 30px;
  height: 30px;
  display: block;
  border-radius: 8px;
  object-fit: cover;
  background: #edf0f4;
}

.omni-mention-menu button span,
.omni-mention-menu button small {
  display: block;
}

.omni-mention-menu button span {
  font-size: 12px;
  font-weight: 650;
}

.omni-mention-menu button small {
  margin-top: 2px;
  color: #8b919a;
  font-size: 11px;
  font-weight: 400;
}

.omni-parameter {
  width: 112px;
  height: 36px;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 0;
  border: 0;
  border-radius: 10px;
  color: #59606b;
  background: transparent;
}

.omni-parameter-model {
  width: 158px;
}

.omni-parameter-duration {
  width: 118px;
}

.omni-parameter.is-hidden {
  display: none;
}

.omni-parameter:has(.custom-select-shell.open) {
  position: relative;
  z-index: 180;
}

.omni-parameter svg {
  display: none;
}

.omni-parameter .custom-select-shell {
  width: 100%;
}

.omni-parameter .custom-select-trigger {
  height: 36px;
  padding: 0 10px;
  border-color: rgba(34, 42, 54, .11);
  border-radius: 10px;
  background: #f8f9fa;
  font-size: 12px;
  font-weight: 650;
}

.omni-parameter .custom-select-trigger:hover,
.omni-parameter .custom-select-shell.open .custom-select-trigger {
  border-color: rgba(0, 47, 167, .36);
  background: #fff;
}

.omni-parameter .custom-select-trigger svg {
  display: block;
  width: 13px;
  height: 13px;
}

.omni-parameter .custom-select-menu {
  min-width: 100%;
  max-height: 286px;
  overflow-y: auto;
  border-radius: 10px;
  scrollbar-width: thin;
}

.omni-parameter .custom-select-option {
  min-height: 34px;
  font-size: 12px;
}

.omni-duration-control {
  position: relative;
  width: 118px;
  flex: 0 0 auto;
}

.omni-duration-control:has(.omni-duration-menu:not([hidden])) {
  /* 最外层：盖过会话确认卡、sticky 输入框等 */
  z-index: 400;
}

.omni-duration-trigger {
  width: 100%;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 0 10px;
  border: 1px solid rgba(34, 42, 54, .11);
  border-radius: 10px;
  color: #373d46;
  background: #f8f9fa;
  font-size: 12px;
  font-weight: 650;
  cursor: pointer;
}

.omni-duration-trigger:disabled {
  opacity: .55;
  cursor: not-allowed;
}

.omni-duration-trigger:hover,
.omni-duration-trigger[aria-expanded="true"] {
  border-color: rgba(0, 47, 167, .36);
  background: #fff;
  box-shadow: 0 0 0 3px rgba(0, 47, 167, .07);
}

.omni-duration-trigger svg {
  width: 13px;
  height: 13px;
  color: #787f89;
  transition: transform 160ms ease;
}

.omni-duration-trigger[aria-expanded="true"] svg {
  transform: rotate(180deg);
}

.omni-duration-menu {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  z-index: 400;
  width: 330px;
  padding: 16px;
  border: 1px solid rgba(34, 42, 54, .10);
  border-radius: 16px;
  background: #fff;
  box-shadow: 0 18px 38px rgba(20, 27, 38, .15);
}

.omni-duration-menu[hidden] {
  display: none;
}

.omni-duration-menu.is-up {
  top: auto;
  bottom: calc(100% + 8px);
}

.omni-duration-title {
  display: block;
  margin-bottom: 10px;
  color: #7d838d;
  font-size: 12px;
}

.omni-duration-modes {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.omni-duration-modes button {
  height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  border: 1px solid rgba(34, 42, 54, .08);
  border-radius: 10px;
  color: #626974;
  background: #f7f8fa;
  font-size: 12px;
  cursor: pointer;
}

.omni-duration-modes button.active {
  border-color: rgba(0, 47, 167, .18);
  color: var(--klein);
  background: #edf5ff;
  font-weight: 650;
}

.omni-duration-modes button svg {
  width: 13px;
  height: 13px;
}

.omni-duration-values {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3px;
  max-height: 212px;
  overflow-y: auto;
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid rgba(34, 42, 54, .08);
  scrollbar-width: thin;
}

.omni-duration-values[hidden] {
  display: none;
}

.omni-duration-values button {
  height: 34px;
  padding: 0 10px;
  border: 0;
  border-radius: 8px;
  color: #575e69;
  background: #fff;
  font-size: 12px;
  text-align: left;
  cursor: pointer;
}

.omni-duration-control.is-image-count .omni-duration-modes {
  display: none;
}

.omni-duration-control.is-image-count .omni-duration-values {
  margin-top: 0;
  padding-top: 0;
  border-top: 0;
}

.omni-duration-values button:hover,
.omni-duration-values button.active {
  border-color: rgba(0, 47, 167, .28);
  color: var(--klein);
  background: #edf5ff;
  font-weight: 650;
}

.omni-start-generate {
  min-width: 88px;
  height: 38px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
  padding: 0 14px;
  border-radius: 10px;
  color: #fff;
  background: var(--klein);
  font-size: 12px;
  font-weight: 650;
  cursor: pointer;
  box-shadow: 0 9px 18px rgba(0, 47, 167, .17);
}

.omni-start-generate:disabled {
  opacity: .42;
  cursor: not-allowed;
  box-shadow: none;
}

.omni-case-library {
  padding: 0 4px;
  transition: opacity 180ms ease, transform 180ms ease;
}

.omni-home-shell.is-mode-switching .omni-start-composer,
.omni-home-shell.is-mode-switching .omni-case-library {
  opacity: 0;
  transform: translateY(7px);
}

.omni-case-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

/* 图片预设不需要分类筛选，直接用更舒展的画幅呈现风格本身。 */
.omni-case-library.is-image-presets .omni-case-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.omni-preset-intro {
  margin: 0 0 14px;
  text-align: center;
}

.omni-preset-intro strong,
.omni-preset-intro span {
  display: block;
}

.omni-preset-intro strong {
  color: var(--accent-black);
  font-size: 16px;
  font-weight: 500;
  line-height: 1.4;
}

.omni-preset-intro span {
  margin-top: 4px;
  color: var(--black-alpha-56);
  font-size: 13px;
  line-height: 1.8;
}

.omni-case-card {
  position: relative;
  min-width: 0;
  overflow: hidden;
  padding: 7px 7px 0;
  border: 1px solid rgba(34, 42, 54, .09);
  border-radius: 16px;
  color: var(--text);
  background: rgba(255, 255, 255, .96);
  text-align: left;
  cursor: pointer;
  box-shadow: 0 8px 22px rgba(20, 27, 38, .055);
  transition: transform 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
}

.omni-case-card:hover,
.omni-case-card.active {
  transform: translateY(-2px);
  border-color: rgba(0, 47, 167, .42);
  box-shadow: 0 14px 28px rgba(20, 27, 38, .10);
}

.omni-case-card.active {
  box-shadow: 0 0 0 2px rgba(0, 47, 167, .075), 0 14px 28px rgba(20, 27, 38, .10);
}

.omni-case-visual {
  position: relative;
  height: 138px;
  display: block;
  overflow: hidden;
  border-radius: 11px;
  background: #edf0f4;
}

/* 视频样片本身是竖版，按竖构图展示，避免横向裁切掉人物和商品。 */
.omni-case-card[data-mode="video"] .omni-case-visual {
  height: auto;
  aspect-ratio: 9 / 15;
}

.omni-case-visual img,
.omni-case-visual video {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
}

.omni-case-visual img {
  transition: transform 260ms ease;
}

/* 预览视频叠在封面上。播不起来时保持透明，封面继续可见。
   不要给 video 加 scale：Safari 里变换过的 video 会直接画成空白。 */
.omni-case-visual video {
  position: absolute;
  inset: 0;
  opacity: 0;
  transform: translateZ(0);
}

.omni-case-visual video.is-playing {
  opacity: 1;
}

.omni-case-card:hover .omni-case-visual img,
.omni-case-card.active .omni-case-visual img {
  transform: scale(1.035);
}

.omni-case-play {
  position: absolute;
  right: 10px;
  bottom: 10px;
  width: 28px;
  height: 28px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, .55);
  border-radius: 50%;
  color: #fff;
  background: rgba(8, 12, 20, .58);
  backdrop-filter: blur(8px);
}

.omni-case-play svg {
  width: 12px;
  height: 12px;
}

.omni-case-play .lucide-play {
  fill: currentColor;
}

.omni-case-card[data-mode="image"] .omni-case-play {
  display: none;
}

.omni-case-card[data-mode="image"] .omni-case-visual {
  height: auto;
  aspect-ratio: 4 / 3;
}

.omni-card-use {
  position: absolute;
  right: 10px;
  bottom: 14px;
  z-index: 3;
  height: 30px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 12px;
  border: 1px solid rgba(255, 255, 255, .14);
  border-radius: 8px;
  color: #fff;
  background: #111318;
  box-shadow: 0 8px 18px rgba(0, 0, 0, .18);
  font-size: 12px;
  font-weight: 700;
  cursor: pointer;
  opacity: 0;
  pointer-events: none;
  transform: translateY(4px);
  transition: opacity 150ms ease, transform 150ms ease, background-color 150ms ease;
}

.omni-case-card:hover .omni-card-use,
.omni-case-card:focus-visible .omni-card-use {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.omni-card-use:hover {
  background: #2b3039;
}

.omni-preset-modal {
  position: fixed;
  inset: 0;
  z-index: 460;
  display: grid;
  place-items: center;
  padding: 24px;
}

.omni-preset-modal[hidden] {
  display: none;
}

.omni-preset-scrim {
  position: absolute;
  inset: 0;
  border: 0;
  background: rgba(10, 14, 22, .28);
  backdrop-filter: blur(7px);
}

.omni-preset-dialog {
  position: relative;
  z-index: 1;
  width: min(1040px, 100%);
  display: grid;
  grid-template-columns: 440px minmax(0, 1fr);
  gap: 42px;
  padding: 30px;
  border: 1px solid rgba(34, 42, 54, .10);
  border-top: 3px solid var(--klein);
  border-radius: 20px;
  background: #fff;
  box-shadow: 0 28px 70px rgba(10, 17, 30, .22);
  animation: omniMessageIn 180ms ease both;
}

.omni-preset-close {
  position: absolute;
  top: 16px;
  right: 16px;
  z-index: 3;
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  border-radius: 9px;
  color: #6e7580;
  background: #f3f5f7;
  cursor: pointer;
}

.omni-preset-close:hover {
  color: var(--klein);
  background: #dcecff;
}

.omni-preset-close svg {
  width: 16px;
  height: 16px;
}

.omni-preset-media-frame {
  position: relative;
  width: 100%;
  aspect-ratio: 1;
  overflow: hidden;
  border: 1px solid rgba(34, 42, 54, .08);
  border-radius: 16px;
  background: #eef1f5;
}

.omni-preset-media-frame img,
.omni-preset-media-frame video {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: contain;
  object-position: center;
  background: #eef1f5;
}

.omni-preset-media-frame [hidden] {
  display: none;
}

.omni-preset-video-mark {
  position: absolute;
  left: 16px;
  bottom: 16px;
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: #fff;
  background: rgba(8, 12, 20, .62);
  backdrop-filter: blur(8px);
}

.omni-preset-video-mark svg {
  width: 16px;
  height: 16px;
  fill: currentColor;
}

.omni-preset-detail {
  min-width: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 26px 20px 10px 0;
}

.omni-preset-kind {
  width: fit-content;
  padding: 6px 10px;
  border-radius: 999px;
  color: var(--klein);
  background: #edf5ff;
  font-size: 12px;
  font-weight: 700;
}

.omni-preset-detail h2 {
  margin: 16px 0 10px;
  font-size: 28px;
}

.omni-preset-detail > p {
  margin: 0;
  color: #737a84;
  font-size: 14px;
  line-height: 1.85;
}

.omni-preset-default {
  margin-top: 22px;
  padding: 16px;
  border-radius: 12px;
  background: #f6f8fb;
}

.omni-preset-default span {
  color: #8a9099;
  font-size: 12px;
}

.omni-preset-default p {
  margin: 7px 0 0;
  color: #3e4653;
  font-size: 13px;
  line-height: 1.7;
}

.omni-preset-actions {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 24px;
}

.omni-preset-actions button {
  height: 42px;
  padding: 0 18px;
  border: 1px solid rgba(34, 42, 54, .10);
  border-radius: 10px;
  color: #616873;
  background: #fff;
  font-size: 13px;
  cursor: pointer;
}

.omni-preset-actions button.primary {
  border-color: var(--klein);
  color: #fff;
  background: var(--klein);
}

.omni-case-copy {
  min-height: 76px;
  display: block;
  padding: 12px 68px 14px 9px;
}

.omni-case-copy strong,
.omni-case-copy small {
  display: block;
}

.omni-case-copy strong {
  margin-bottom: 6px;
  font-size: 14px;
}

.omni-case-copy small {
  display: -webkit-box;
  overflow: hidden;
  color: #858b94;
  font-size: 12px;
  line-height: 1.5;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}

/* 图片预设只展示风格标题，去掉说明后同步收紧卡片底部留白。 */
.omni-case-card[data-mode="image"] .omni-case-copy {
  min-height: 52px;
  display: flex;
  align-items: center;
  padding-top: 10px;
  padding-bottom: 10px;
}

.omni-case-card[data-mode="image"] .omni-case-copy strong {
  margin-bottom: 0;
}

.omni-history-page {
  width: min(1320px, 100%);
  margin: 0 auto;
}

.omni-history-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 24px;
}

.omni-history-header span,
.omni-history-header h1,
.omni-history-header p {
  margin: 0;
}

.omni-history-heading > span {
  color: var(--klein);
  font-size: 11px;
  font-weight: 750;
  letter-spacing: .13em;
}

.omni-history-title {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 5px;
}

.omni-history-back {
  width: 36px;
  height: 36px;
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  border: 1px solid rgba(34, 42, 54, .10);
  border-radius: 10px;
  color: #414750;
  background: #fff;
  cursor: pointer;
}

.omni-history-back svg {
  width: 16px;
  height: 16px;
}

.omni-history-header h1 {
  font-size: 30px;
}

.omni-history-header p {
  margin-top: 7px;
  color: #858b94;
  font-size: 12px;
}

.omni-history-tools {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 2px;
}

.omni-history-toolbar {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px;
  border: 1px solid rgba(34, 42, 54, .09);
  border-radius: 12px;
  background: rgba(255, 255, 255, .94);
  box-shadow: 0 8px 22px rgba(20, 27, 38, .04);
}

.omni-history-new {
  height: 48px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 0 16px;
  border-radius: 12px;
  color: #fff;
  background: var(--klein);
  font-size: 13px;
  font-weight: 650;
  cursor: pointer;
}

.omni-history-new svg {
  width: 14px;
  height: 14px;
}

.omni-history-toolbar button {
  min-width: 76px;
  height: 38px;
  padding: 0 16px;
  border-radius: 9px;
  color: #707681;
  background: transparent;
  font-size: 13px;
  font-weight: 650;
  cursor: pointer;
}

.omni-history-toolbar button.active {
  color: #fff;
  background: var(--black);
}

.omni-history-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.omni-history-item {
  min-width: 0;
  display: grid;
  grid-template-columns: 150px minmax(0, 1fr) 70px;
  align-items: center;
  gap: 20px;
  padding: 17px;
  border: 1px solid rgba(34, 42, 54, .09);
  border-radius: 19px;
  background: rgba(255, 255, 255, .96);
  cursor: pointer;
  box-shadow: 0 8px 22px rgba(20, 27, 38, .05);
  transition: transform 170ms ease, border-color 170ms ease, box-shadow 170ms ease;
}

.omni-history-item:hover {
  transform: translateY(-2px);
  border-color: rgba(0, 47, 167, .30);
  box-shadow: 0 13px 26px rgba(20, 27, 38, .09);
}

.omni-history-item > img {
  width: 150px;
  height: 112px;
  display: block;
  border-radius: 13px;
  object-fit: cover;
  background: #edf0f4;
}

.omni-history-item > div {
  min-width: 0;
}

.omni-history-item h2,
.omni-history-item p,
.omni-history-item small {
  overflow: hidden;
  margin: 0;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.omni-history-item h2 {
  margin: 8px 0 7px;
  font-size: 17px;
  line-height: 1.35;
}

.omni-history-item p,
.omni-history-item small {
  color: #858b94;
  font-size: 14px;
  line-height: 1.45;
}

.omni-history-item small {
  display: block;
  margin-top: 9px;
}

.omni-history-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 6px;
}

.omni-history-actions > svg,
.omni-history-actions button svg {
  width: 18px;
  height: 18px;
}

.omni-history-actions > svg {
  color: #a0a5ad;
}

.omni-history-actions button {
  width: 36px;
  height: 36px;
  display: grid;
  place-items: center;
  border-radius: 8px;
  color: #858b94;
  background: #f4f5f7;
  cursor: pointer;
}

.omni-history-actions button:hover {
  color: #c43838;
  background: #fff0f0;
}

.omni-delete-confirm {
  position: fixed;
  inset: 0;
  z-index: 480;
  display: grid;
  place-items: center;
  padding: 24px;
}

.omni-delete-confirm[hidden] {
  display: none;
}

.omni-delete-scrim {
  position: absolute;
  inset: 0;
  border: 0;
  background: rgba(10, 14, 22, .28);
  backdrop-filter: blur(7px);
}

.omni-delete-dialog {
  position: relative;
  z-index: 1;
  width: min(390px, 100%);
  padding: 26px;
  border: 1px solid rgba(34, 42, 54, .10);
  border-radius: 17px;
  background: #fff;
  text-align: center;
  box-shadow: 0 26px 64px rgba(10, 17, 30, .22);
  animation: omniMessageIn 180ms ease both;
}

.omni-delete-icon {
  width: 46px;
  height: 46px;
  display: grid;
  place-items: center;
  margin: 0 auto 14px;
  border-radius: 13px;
  color: #c43838;
  background: #fff0f0;
}

.omni-delete-icon svg {
  width: 20px;
  height: 20px;
}

.omni-delete-dialog h2 {
  margin: 0;
  font-size: 18px;
}

.omni-delete-dialog p {
  margin: 8px 0 20px;
  color: #7d838d;
  font-size: 12px;
}

.omni-delete-dialog > div {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 9px;
}

.omni-delete-dialog button:not(.omni-delete-scrim) {
  height: 38px;
  border: 1px solid rgba(34, 42, 54, .10);
  border-radius: 9px;
  color: #5e6570;
  background: #fff;
  font-size: 12px;
  font-weight: 650;
  cursor: pointer;
}

.omni-delete-dialog button.danger {
  border-color: #c43838;
  color: #fff;
  background: #c43838;
}

.omni-history-status {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  color: #a86a00;
  font-size: 13px;
  font-weight: 650;
}

.omni-history-status::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #f0a22e;
}

.omni-history-status.completed {
  color: var(--klein);
}

.omni-history-status.completed::before {
  background: var(--klein);
}

.omni-history-status.generating {
  color: #1a6bb5;
}

.omni-history-status.generating::before {
  background: #2f8fef;
  box-shadow: 0 0 0 3px rgba(47, 143, 239, 0.22);
  animation: omni-history-pulse 1.2s ease-in-out infinite;
}

@keyframes omni-history-pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.55; transform: scale(0.85); }
}

/* CustomSelect 对齐稿里的 custom-select-trigger */
.omni-parameter .rs-select {
  width: 100%;
  min-width: 0;
}

.omni-parameter .rs-select-btn {
  height: 36px;
  padding: 0 10px;
  border-color: rgba(34, 42, 54, .11);
  border-radius: 10px;
  background: #f8f9fa;
  font-size: 12px;
  font-weight: 650;
}

.omni-parameter .rs-select-btn:hover,
.omni-parameter .rs-select.open .rs-select-btn {
  border-color: rgba(0, 47, 167, .36);
  background: #fff;
}

.omni-parameter .rs-select-btn svg {
  display: block;
  width: 13px;
  height: 13px;
}

.omni-history-empty {
  grid-column: 1 / -1;
  min-height: 220px;
  display: grid;
  place-items: center;
  gap: 10px;
  padding: 48px 24px;
  border: 1px solid rgba(34, 42, 54, .09);
  border-radius: 19px;
  color: #858b94;
  background: rgba(255, 255, 255, .96);
  text-align: center;
}

.omni-history-empty p {
  margin: 0;
  font-size: 14px;
}

.omni-history-empty button {
  height: 36px;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 0 16px;
  border-radius: 10px;
  color: #fff;
  background: var(--klein);
  font-size: 13px;
  font-weight: 650;
}


@media (max-width: 1320px) {
  .omni-start-tools {
    flex-wrap: wrap;
  }

  .omni-case-visual {
    height: 122px;
  }
}

@media (max-width: 1120px) {
  .omni-preset-dialog {
    width: min(920px, 100%);
    grid-template-columns: 360px minmax(0, 1fr);
    gap: 26px;
    padding: 24px;
  }

  .omni-case-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .omni-case-library.is-image-presets .omni-case-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .omni-start-toolbar {
    align-items: flex-end;
  }

  .omni-history-list {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  .omni-case-library.is-image-presets .omni-case-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .omni-preset-modal {
    padding: 12px;
  }

  .omni-preset-dialog {
    width: 100%;
    grid-template-columns: 1fr;
    gap: 18px;
    max-height: calc(100vh - 24px);
    overflow-y: auto;
    padding: 20px;
  }

  .omni-preset-media-frame {
    max-width: 360px;
    margin: 0 auto;
  }

  .omni-preset-detail {
    padding: 0;
  }

  .omni-preset-detail h2 {
    font-size: 24px;
  }

  .omni-history-header {
    align-items: flex-start;
    flex-direction: column;
    gap: 16px;
  }

  .omni-history-tools {
    align-self: stretch;
    flex-wrap: wrap;
  }

  .omni-history-toolbar {
    flex: 1;
  }

  .omni-history-new {
    margin-left: auto;
  }

  .omni-history-toolbar button {
    flex: 1;
  }

  .omni-history-item {
    grid-template-columns: 112px minmax(0, 1fr) 42px;
    gap: 13px;
    padding: 13px;
  }

  .omni-history-item > img {
    width: 112px;
    height: 84px;
  }
}

/* 没有成图的会话(还没生成过 / 只聊到一半)在历史页的占位块。
   设计稿默认每条都有封面,真数据里「进行中」的会话大多还没有。 */
.omni-history-placeholder {
  width: 92px;
  height: 92px;
  display: grid;
  flex: 0 0 auto;
  place-items: center;
  border-radius: 12px;
  color: #a8adb5;
  background: #f2f4f7;
}

.omni-history-placeholder svg {
  width: 22px;
  height: 22px;
}

/* 全能创作 · 结构化引用槽位 */
.omni-composer-main-wrap {
  display: grid;
  grid-template-columns: max-content minmax(0, 1fr);
  gap: 20px;
  align-items: stretch;
  padding: 4px 0 12px;
}

.omni-composer-slots {
  width: max-content;
  max-width: 300px;
  min-width: 0;
  display: flex;
  height: 164px;
  min-height: 164px;
  max-height: 164px;
  flex-direction: column;
  gap: 10px;
  overflow: hidden;
  padding: 2px 16px 2px 2px;
  border-right: 1px solid var(--border-faint);
}

.omni-slots-grid {
  width: max-content;
  max-width: 280px;
  min-height: 0;
  flex: 1 1 auto;
  display: grid;
  grid-auto-rows: auto;
  align-content: start;
  gap: 8px;
  overflow-x: hidden;
  overflow-y: auto;
  overscroll-behavior: contain;
  padding: 0 2px 2px 0;
}

.omni-slots-grid.is-columns-1 {
  grid-template-columns: 88px;
}

.omni-slots-grid.is-columns-2 {
  grid-template-columns: repeat(2, 88px);
}

.omni-slots-grid.is-columns-3 {
  grid-template-columns: repeat(3, 88px);
}

.omni-slots-grid.is-columns-4 {
  grid-template-columns: repeat(4, 64px);
}

.omni-slots-grid:focus-within {
  scrollbar-color: var(--black-alpha-12) transparent;
}

.omni-slot-box {
  position: relative;
  width: 100%;
  height: auto;
  aspect-ratio: 11 / 12;
  overflow: hidden;
  padding: 0;
  border: 0;
  border-radius: var(--r-md);
  color: var(--black-alpha-56);
  background: var(--surface);
  box-shadow: inset 0 0 0 1px var(--border-faint);
  user-select: none;
}

.omni-slot-box.is-empty {
  display: grid;
  place-items: center;
  border: 1px dashed var(--border-faint);
  border-style: dashed;
  background: var(--background-lighter);
  box-shadow: none;
  cursor: pointer;
  transition: background var(--t-base), border-color var(--t-base), color var(--t-base);
}

.omni-slot-box.is-empty:hover {
  border-color: var(--heat-40);
  color: var(--heat);
  background: var(--heat-12);
}

.omni-slot-box:focus-visible {
  outline: none;
  box-shadow: 0 0 0 2px var(--surface), 0 0 0 4px var(--heat-40);
}

.omni-slot-tag {
  position: absolute;
  top: 5px;
  left: 5px;
  z-index: 2;
  min-height: 17px;
  display: inline-flex;
  align-items: center;
  max-width: calc(100% - 10px);
  overflow: hidden;
  padding: 0 6px;
  border-radius: var(--r-pill);
  color: var(--surface);
  background: var(--accent-black);
  font-size: 9.5px;
  font-weight: 500;
  line-height: 1;
  pointer-events: none;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.omni-slot-plus {
  display: grid;
  place-items: center;
}

.omni-slot-plus svg {
  width: 16px;
  height: 16px;
}

.omni-slot-box.is-filled {
  background: var(--black-alpha-4);
}

.omni-slot-img,
.omni-slot-img-placeholder {
  width: 100%;
  height: 100%;
  display: block;
}

.omni-slot-preview {
  width: 100%;
  height: 100%;
  display: block;
  padding: 0;
  border: 0;
  border-radius: var(--r-md);
  overflow: hidden;
  background: var(--black-alpha-4);
  cursor: zoom-in;
}

.omni-slot-preview:focus-visible {
  outline: none;
  box-shadow: inset 0 0 0 2px var(--heat-40);
}

.omni-slot-img {
  object-fit: cover;
}

.omni-slot-img-placeholder {
  display: grid;
  place-items: center;
  color: var(--black-alpha-32);
  background: var(--black-alpha-4);
}

.omni-slot-img-placeholder svg {
  width: 22px;
  height: 22px;
}

.omni-slot-remove,
.omni-slot-at-btn {
  position: absolute;
  z-index: 3;
  display: grid;
  place-items: center;
  padding: 0;
  cursor: pointer;
  transition: color var(--t-base), background var(--t-base), opacity var(--t-base);
}

.omni-slot-remove {
  top: 4px;
  right: 4px;
  width: 17px;
  height: 17px;
  border: 0;
  border-radius: var(--r-sm);
  color: var(--black-alpha-48);
  background: var(--surface);
  opacity: 0;
}

.omni-slot-box:hover .omni-slot-remove,
.omni-slot-remove:focus-visible {
  opacity: 1;
}

.omni-slot-remove:hover {
  color: var(--accent-crimson);
  background: var(--crimson-bg);
}

.omni-slot-at-btn {
  right: 5px;
  bottom: 5px;
  width: 20px;
  height: 20px;
  border: 0;
  border-radius: var(--r-md);
  color: var(--accent-black);
  background: var(--surface);
  box-shadow: inset 0 0 0 1px var(--border-faint);
}

.omni-slot-at-btn:hover {
  color: var(--heat);
  background: var(--heat-12);
  box-shadow: inset 0 0 0 1px var(--heat-40);
}

.omni-slot-at-char {
  font-family: var(--font-inter);
  font-size: 11px;
  font-weight: 600;
  line-height: 1;
}

.omni-slots-counter {
  flex: 0 0 auto;
  margin: auto 0 0;
  color: var(--black-alpha-48);
  font-family: var(--font-mono);
  font-size: 10.5px;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

.omni-composer-editor {
  position: relative;
  min-width: 0;
}

.omni-composer-editor #omniStartPrompt {
  min-height: 164px;
  max-height: 190px;
  padding: 8px 2px;
}

@media (max-width: 760px) {
  .omni-composer-main-wrap {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .omni-composer-slots {
    width: 100%;
    max-width: 100%;
    height: auto;
    min-height: 88px;
    max-height: none;
    padding: 0 2px 12px;
    border-right: 0;
    border-bottom: 1px solid var(--border-faint);
  }

  .omni-slots-grid,
  .omni-slots-grid.is-columns-1,
  .omni-slots-grid.is-columns-2,
  .omni-slots-grid.is-columns-3,
  .omni-slots-grid.is-columns-4 {
    width: 100%;
    max-width: 100%;
    grid-template-columns: repeat(auto-fit, minmax(64px, 88px));
    grid-auto-rows: auto;
    max-height: 200px;
  }

  .omni-slot-remove {
    opacity: 1;
  }
}