.super-hide {
  display: none !important;
  opacity: 0 !important;
  visibility: hidden !important;
  pointer-events: none !important;
  position: absolute !important;
  z-index: -9999 !important;
  width: 0 !important;
  height: 0 !important;
  overflow: hidden !important;
}

















/* =========================================
   RiliChat 当前版黑白摄影主题

   重要：
   当前 rilichat.com 会自动给自定义 CSS 选择器前面加 .custom-styles。
   因此这里不要手写 .custom-styles，否则会被平台变成
   .custom-styles .custom-styles ...，导致选择器打不中。
   ========================================= */

/* ---------- 主题变量 ---------- */
.rili-markdown-renderer,
#prompt-input,
#conversation {
  --photo-white: #ffffff;
  --photo-paper: #f8f8f8;
  --photo-grid: #f0f0f0;
  --photo-ink: #1a1a1a;
  --photo-muted: #888888;
  --photo-shadow: #1a1a1a;
}

/* ---------- 顶部栏 ---------- */
header {
  background-color: #ffffff !important;
  background-image:
    linear-gradient(to right, #f5f5f5 1px, transparent 1px),
    linear-gradient(to bottom, #f5f5f5 1px, transparent 1px) !important;
  background-size: 12px 12px !important;
  color: #1a1a1a !important;
  border-bottom: 2px solid #1a1a1a !important;
  box-shadow: 0 4px 0 #f0f0f0 !important;
}

#nav-left button,
#nav-right button {
  background-color: #ffffff !important;
  color: #1a1a1a !important;
  border: 2px solid #1a1a1a !important;
  border-radius: 6px !important;
  box-shadow: 2px 2px 0 #1a1a1a !important;
  transition: all 0.2s ease !important;
}

#nav-left button:hover,
#nav-right button:hover {
  background-color: #1a1a1a !important;
  color: #ffffff !important;
  transform: translate(-1px, -1px) !important;
}

/* ---------- 聊天宽度 ---------- */
#conversation .max-w-2xl,
#conversation [class*="max-w-2xl"] {
  max-width: min(920px, 100%) !important;
}

/* ---------- AI 回复气泡 ---------- */
.is-assistant:has(.rili-markdown-renderer) > div {
  position: relative !important;
  width: 100% !important;
  background-color: var(--photo-white) !important;
  background-image:
    linear-gradient(to right, var(--photo-grid) 1px, transparent 1px),
    linear-gradient(to bottom, var(--photo-grid) 1px, transparent 1px) !important;
  background-size: 14px 14px !important;
  border: 2px solid var(--photo-ink) !important;
  border-radius: 6px !important;
  box-shadow: 5px 5px 0 var(--photo-shadow) !important;
  color: var(--photo-ink) !important;
  padding: 16px !important;
  outline: 1px solid #e5e5e5 !important;
  outline-offset: -6px !important;
  transition: all 0.3s ease !important;
}

.is-assistant:has(.rili-markdown-renderer) > div:hover {
  box-shadow: 7px 7px 0 var(--photo-shadow) !important;
  transform: translate(-2px, -2px) !important;
}

.is-assistant:has(.rili-markdown-renderer) > div::before,
.is-user:has(.rili-markdown-renderer) > div::before {
  content: "" !important;
  position: absolute !important;
  top: 10px !important;
  left: 10px !important;
  width: 20px !important;
  height: 20px !important;
  border-top: 2px solid var(--photo-ink) !important;
  border-left: 2px solid var(--photo-ink) !important;
  pointer-events: none !important;
}

.is-assistant:has(.rili-markdown-renderer) > div::after,
.is-user:has(.rili-markdown-renderer) > div::after {
  content: "" !important;
  position: absolute !important;
  right: 10px !important;
  bottom: 10px !important;
  width: 20px !important;
  height: 20px !important;
  border-right: 2px solid var(--photo-ink) !important;
  border-bottom: 2px solid var(--photo-ink) !important;
  pointer-events: none !important;
}

/* ---------- 用户消息气泡 ---------- */
.is-user:has(.rili-markdown-renderer) > div {
  position: relative !important;
  background-color: #fdfdfd !important;
  background-image:
    linear-gradient(to right, #eeeeee 1px, transparent 1px),
    linear-gradient(to bottom, #eeeeee 1px, transparent 1px) !important;
  background-size: 12px 12px !important;
  border: 2px solid #1a1a1a !important;
  border-radius: 6px !important;
  box-shadow: 4px 4px 0 #1a1a1a !important;
  color: #1a1a1a !important;
  padding: 14px 16px !important;
}

/* ---------- 回复正文 ---------- */
.rili-markdown-renderer {
  color: #1a1a1a !important;
}

.rili-markdown-renderer p,
.rili-markdown-renderer li {
  color: #1a1a1a !important;
  line-height: 1.75 !important;
}

.rili-markdown-renderer a {
  color: #000000 !important;
  font-weight: 700 !important;
  text-decoration: underline !important;
  text-decoration-thickness: 2px !important;
}

/* ---------- details 折叠块 ---------- */
.rili-markdown-renderer details {
  background-color: #ffffff !important;
  background-image:
    linear-gradient(to right, #f0f0f0 1px, transparent 1px),
    linear-gradient(to bottom, #f0f0f0 1px, transparent 1px) !important;
  background-size: 10px 10px !important;
  border: 2px solid #1a1a1a !important;
  border-radius: 8px !important;
  box-shadow: 4px 4px 0 #1a1a1a !important;
  color: #1a1a1a !important;
  padding: 12px 16px !important;
  margin: 12px 0 !important;
}

.rili-markdown-renderer details summary {
  cursor: pointer !important;
  font-weight: 700 !important;
  outline: none !important;
  list-style: none !important;
  display: flex !important;
  align-items: center !important;
}

.rili-markdown-renderer details summary::-webkit-details-marker {
  display: none !important;
}

.rili-markdown-renderer details[open] summary {
  border-bottom: 2px dashed #1a1a1a !important;
  padding-bottom: 10px !important;
  margin-bottom: 10px !important;
}

/* ---------- Markdown 表格 ---------- */
.rili-markdown-renderer table {
  display: block !important;
  overflow-x: auto !important;
  white-space: nowrap !important;
  width: 100% !important;
  max-width: 100% !important;
  border-collapse: collapse !important;
  margin: 16px 0 !important;
  background-color: #ffffff !important;
  border: 2px solid #1a1a1a !important;
  border-radius: 6px !important;
  box-shadow: 5px 5px 0 #1a1a1a !important;
  font-size: 0.9em !important;
}

.rili-markdown-renderer th {
  background-color: #1a1a1a !important;
  color: #ffffff !important;
  padding: 12px 16px !important;
  border: 1px solid #1a1a1a !important;
  font-weight: 700 !important;
  letter-spacing: 1px !important;
  text-transform: uppercase !important;
}

.rili-markdown-renderer td {
  background-color: #ffffff !important;
  color: #1a1a1a !important;
  padding: 10px 16px !important;
  border: 1px solid #1a1a1a !important;
}

.rili-markdown-renderer tr:nth-child(even) td {
  background-color: #f8f8f8 !important;
}

.rili-markdown-renderer tr:hover td {
  background-color: #1a1a1a !important;
  color: #ffffff !important;
  transition: all 0.2s ease !important;
  cursor: crosshair !important;
}

/* ---------- 消息操作按钮 ---------- */
.is-assistant button,
.is-user button,
#prompt-input button:not(.MuiButtonBase-root),
#prompt-input [role="button"]:not(.MuiButtonBase-root) {
  background: linear-gradient(145deg, #1c1c1c, #050505) !important;
  color: #f0f0f0 !important;
  border: 1px solid #333333 !important;
  border-radius: 3px !important;
  box-shadow: 2px 3px 0 #000000 !important;
  font-weight: 600 !important;
  letter-spacing: 0.5px !important;
  transition: all 0.2s ease !important;
}

.is-assistant button:hover,
.is-user button:hover,
#prompt-input button:not(.MuiButtonBase-root):hover,
#prompt-input [role="button"]:not(.MuiButtonBase-root):hover {
  background: #f5f5f5 !important;
  color: #050505 !important;
  transform: translate(-1px, -1px) !important;
}

/* ---------- 输入栏 ---------- */
#prompt-input {
  background-color: #ffffff !important;
  background-image:
    linear-gradient(to right, #f0f0f0 1px, transparent 1px),
    linear-gradient(to bottom, #f0f0f0 1px, transparent 1px) !important;
  background-size: 14px 14px !important;
  border: 2px solid #1a1a1a !important;
  border-radius: 6px !important;
  box-shadow: 5px 5px 0 #1a1a1a !important;
  color: #1a1a1a !important;
}

#prompt-input .rounded-md.border-input,
#prompt-input [class*="border-input"] {
  background-color: #ffffff !important;
  border-color: #1a1a1a !important;
  border-radius: 6px !important;
  box-shadow: none !important;
}

#prompt-input textarea,
textarea[placeholder="在此输入您的消息"] {
  background-color: #151515 !important;
  background-image:
    linear-gradient(to right, #222222 1px, transparent 1px),
    linear-gradient(to bottom, #222222 1px, transparent 1px) !important;
  background-size: 14px 14px !important;
  color: #f5f5f5 !important;
  border: 2px solid #000000 !important;
  border-radius: 6px !important;
  box-shadow: 4px 4px 0 #e5e5e5 !important;
}

#prompt-input textarea::placeholder,
textarea[placeholder="在此输入您的消息"]::placeholder {
  color: #888888 !important;
  opacity: 1 !important;
}

#prompt-input textarea::selection,
textarea[placeholder="在此输入您的消息"]::selection {
  background-color: #ffffff !important;
  color: #000000 !important;
}