/* ============================================================
   原站精确设计令牌（从 nuomi.superdir.cn 打包 CSS 提取）
   默认 light 主题；.dark 为暗色主题
   ============================================================ */
:root {
  --bg: #f4f6f9;            /* --background */
  --bg-2: #ffffff;          /* --sidebar */
  --panel: #ffffff;         /* --card */
  --panel-2: #f1f5f9;       /* --secondary / --muted */
  --border: #e2e8f0;        /* --border */
  --border-2: #d2dbe6;      /* slate-300 */
  --text: #333333;          /* --foreground */
  --text-2: #666666;        /* --muted-foreground */
  --text-3: #97a6ba;        /* slate-400 */
  --accent: #0168ff;        /* --primary */
  --accent-2: #6c73fb;      /* --accent */
  --grad: linear-gradient(135deg, #0168ff 0%, #6c73fb 100%);
  --danger: #ed0d3f;        /* --destructive */
  --ok: #52c41a;            /* --success */
  --warn: #faad14;          /* --warning */
  --blue-50: #eef4ff;
  --blue-100: #dbe6ff;
  --blue-700: #1d39c4;
  --radius: 12px;
  --radius-s: 8px;
}

.dark {
  --bg: #0f0e16;            /* --background */
  --bg-2: #242336;          /* --sidebar */
  --panel: #242336;         /* --card */
  --panel-2: #3a3854;       /* --secondary / --muted */
  --border: #45445e;        /* --border */
  --border-2: #565874;      /* slate-300 */
  --text: #ffffff;          /* --foreground */
  --text-2: #c6cad8;        /* --muted-foreground */
  --text-3: #686a88;        /* slate-400 */
  --accent: #0168ff;        /* --primary */
  --accent-2: #6c73fb;      /* --accent */
  --grad: linear-gradient(135deg, #0168ff 0%, #6c73fb 100%);
  --danger: #ed0d3f;
  --ok: #52c41a;
  --warn: #faad14;
  --blue-50: #1a1f3a;
  --blue-100: #0168ff2e;
  --blue-700: #93b1ff;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
[hidden] { display: none !important; }
html, body { height: 100%; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
  line-height: 1.6;
  overflow: hidden;
}
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; color: inherit; }
input, textarea { font-family: inherit; color: var(--text); }

#app { display: flex; height: 100vh; }

/* ============ 侧边栏 ============ */
.sidebar {
  width: 216px; flex-shrink: 0;
  background: var(--bg-2);
  border-right: 1px solid var(--border);
  display: flex; flex-direction: column;
  padding: 16px 12px;
}
.logo { display: flex; align-items: center; gap: 10px; padding: 4px 8px 18px; }
.logo-mark {
  width: 30px; height: 30px; border-radius: 8px;
  background: var(--grad); color: #fff; font-weight: 700;
  display: grid; place-items: center; font-size: 15px;
}
.logo-text { font-size: 16px; font-weight: 700; letter-spacing: .5px; }

.nav { display: flex; flex-direction: column; gap: 2px; flex: 1; }
.nav-item {
  display: flex; align-items: center; gap: 12px;
  padding: 10px 12px; border-radius: var(--radius-s);
  color: var(--text-2); transition: .15s;
}
.nav-item .ic { font-size: 16px; width: 18px; text-align: center; }
.nav-item:hover { background: var(--panel); color: var(--text); }
.nav-item.active { background: var(--panel-2); color: var(--text); }

.sidebar-foot { border-top: 1px solid var(--border); padding-top: 12px; display: flex; flex-direction: column; gap: 6px; }
.foot-link { color: var(--text-3); font-size: 13px; padding: 4px 8px; }
.foot-link:hover { color: var(--text); }
.user-box { margin-top: 6px; }

/* ============ 主区域 ============ */
.main { flex: 1; display: flex; flex-direction: column; min-width: 0; }
.topnav {
  height: 52px; flex-shrink: 0;
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 20px; border-bottom: 1px solid var(--border);
  background: var(--bg);
}
.tabs { display: flex; gap: 4px; background: var(--panel); border-radius: 10px; padding: 4px; }
.tab { padding: 6px 20px; border-radius: 8px; color: var(--text-2); font-size: 14px; transition: .15s; }
.tab.active { background: var(--panel-2); color: var(--text); }
.topnav-right { display: flex; align-items: center; gap: 12px; }
.points-pill { color: var(--warn); font-size: 13px; }
.points-pill b { font-weight: 700; }

.content { flex: 1; overflow-y: auto; padding: 24px; }

/* ============ 通用按钮 ============ */
.btn-primary {
  background: var(--grad); color: #fff; font-weight: 600;
  padding: 11px 22px; border-radius: var(--radius-s);
  transition: .15s; font-size: 14px;
}
.btn-primary:hover { filter: brightness(1.12); }
.btn-primary.block { width: 100%; }
.btn-primary:disabled { opacity: .5; cursor: not-allowed; }
.btn-ghost {
  background: var(--panel); color: var(--text-2);
  padding: 8px 16px; border-radius: var(--radius-s); font-size: 13px;
}
.btn-ghost:hover { color: var(--text); background: var(--panel-2); }
.btn-line {
  border: 1px solid var(--border-2); color: var(--text-2);
  padding: 7px 14px; border-radius: var(--radius-s); font-size: 13px;
}
.btn-line:hover { border-color: var(--accent); color: var(--accent); }

/* ============ Banner ============ */
.banner-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-bottom: 20px; }
.banner {
  position: relative; overflow: hidden;
  border-radius: var(--radius); padding: 22px 24px;
  background: var(--grad); color: #fff;
  display: flex; flex-direction: column; gap: 8px;
}
.banner h3 { font-size: 18px; font-weight: 700; }
.banner p { font-size: 13px; opacity: .85; }
.banner .btn-primary { background: rgba(255,255,255,.22); align-self: flex-start; margin-top: 6px; backdrop-filter: blur(4px); }
.banner .tag {
  position: absolute; right: 18px; top: 18px;
  background: rgba(255,255,255,.25); border-radius: 20px; padding: 2px 12px; font-size: 12px;
}
.banner.banner-b { background: linear-gradient(135deg, #1f2937 0%, #111827 100%); border: 1px solid var(--border-2); }

/* ============ 卡片 ============ */
.card {
  background: var(--panel); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 20px;
}

/* ============ 灵感助手面板 ============ */
.section-title { font-size: 17px; font-weight: 700; margin: 26px 0 16px; display: flex; align-items: center; gap: 10px; }
.badge-new {
  background: var(--grad); color: #fff; font-size: 11px; font-weight: 700;
  border-radius: 20px; padding: 2px 10px; letter-spacing: .5px;
}
.panel-head { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 12px; margin-bottom: 18px; }
.panel-head-l { display: flex; align-items: center; gap: 10px; }
.vgen-label { font-size: 15px; font-weight: 700; }
.seg { display: flex; gap: 2px; background: var(--panel-2); border-radius: 9px; padding: 3px; }
.seg button { padding: 6px 16px; border-radius: 7px; color: var(--text-2); font-size: 13px; }
.seg button.active { background: var(--bg); color: var(--text); }
.seg.primary button.active { background: var(--grad); color: #fff; }

.more-abilities { color: var(--text-3); font-size: 13px; display: flex; align-items: center; gap: 4px; }
.more-abilities:hover { color: var(--accent); }

.step { margin-bottom: 18px; }
.step-label { font-size: 13px; color: var(--text-2); margin-bottom: 10px; }
.step-label b { color: var(--text); }
.upload-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.upload-box {
  border: 1px dashed var(--border-2); border-radius: var(--radius-s);
  padding: 18px; text-align: center; color: var(--text-3); cursor: pointer;
  transition: .15s; min-height: 96px; display: grid; place-items: center;
  font-size: 13px;
}
.upload-box:hover { border-color: var(--accent); color: var(--accent); }
.upload-box.has { border-style: solid; border-color: var(--ok); color: var(--ok); }

textarea.prompt {
  width: 100%; background: var(--panel-2); border: 1px solid var(--border);
  border-radius: var(--radius-s); padding: 12px 14px; resize: vertical; min-height: 96px;
  font-size: 14px;
}
textarea.prompt:focus { outline: none; border-color: var(--accent); }
.char-count { text-align: right; color: var(--text-3); font-size: 12px; margin-top: 4px; }

.model-bar { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin: 14px 0; }
.chip {
  background: var(--panel-2); border: 1px solid var(--border); border-radius: 20px;
  padding: 6px 14px; font-size: 13px; color: var(--text-2); cursor: pointer;
}
.chip:hover { border-color: var(--accent); color: var(--accent); }
.chip .sel { color: var(--text); }

.gen-foot { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-top: 8px; flex-wrap: wrap; }
.gen-actions { display: flex; align-items: center; gap: 10px; }
.gen-actions .btn-primary { padding: 12px 40px; font-size: 15px; }

/* ============ 能力卡片 ============ */
.cap-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px; }
.cap-card {
  background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 20px 16px; text-align: center; cursor: pointer; transition: .15s; position: relative;
}
.cap-card:hover { border-color: var(--accent); transform: translateY(-2px); }
.cap-card .cap-ic { font-size: 26px; margin-bottom: 8px; }
.cap-card .cap-name { font-size: 14px; font-weight: 600; }
.cap-card .hot {
  position: absolute; top: 8px; right: 8px; font-size: 10px; color: var(--danger);
  background: rgba(245,86,106,.12); border-radius: 4px; padding: 1px 5px;
}

/* ============ 模板库 ============ */
.tpl-tabs { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 16px; }
.tpl-tab { padding: 7px 16px; border-radius: 20px; background: var(--panel); color: var(--text-2); font-size: 13px; }
.tpl-tab.active { background: var(--grad); color: #fff; }
.tpl-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 16px; }
.tpl-card { background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; cursor: pointer; transition: .15s; }
.tpl-card:hover { border-color: var(--accent); }
.tpl-cover { height: 120px; background: var(--grad); opacity: .8; display: grid; place-items: center; font-size: 34px; }
.tpl-body { padding: 12px 14px; }
.tpl-title { font-size: 14px; font-weight: 600; margin-bottom: 6px; }
.tpl-meta { font-size: 12px; color: var(--text-3); display: flex; justify-content: space-between; }

/* ============ 空态 ============ */
.empty { text-align: center; padding: 80px 20px; color: var(--text-3); }
.empty .empty-ic { font-size: 48px; margin-bottom: 16px; }
.empty h3 { color: var(--text); font-size: 18px; margin-bottom: 8px; }
.empty p { margin-bottom: 20px; }

/* ============ 对话 ============ */
.chat-layout { display: flex; gap: 16px; height: calc(100vh - 130px); }
.conv-list { width: 240px; flex-shrink: 0; background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius); overflow-y: auto; padding: 8px; }
.conv-item { padding: 10px 12px; border-radius: var(--radius-s); cursor: pointer; color: var(--text-2); }
.conv-item:hover, .conv-item.active { background: var(--panel-2); color: var(--text); }
.chat-pane { flex: 1; display: flex; flex-direction: column; background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; }
.chat-msgs { flex: 1; overflow-y: auto; padding: 20px; display: flex; flex-direction: column; gap: 14px; }
.msg { max-width: 78%; padding: 12px 14px; border-radius: 14px; font-size: 14px; white-space: pre-wrap; word-break: break-word; }
.msg.user { align-self: flex-end; background: var(--grad); color: #fff; border-bottom-right-radius: 4px; }
.msg.assistant { align-self: flex-start; background: var(--panel-2); border-bottom-left-radius: 4px; }
.msg-actions { margin-top: 6px; display: flex; gap: 6px; opacity: 0; transition: .15s; }
.msg:hover .msg-actions { opacity: 1; }
.msg-act { font-size: 11px; color: var(--text-3); padding: 2px 8px; border-radius: 5px; }
.msg-act:hover { color: var(--accent); background: var(--panel); }
.msg.user .msg-act { color: rgba(255,255,255,.7); }
.msg.user .msg-act:hover { color: #fff; background: rgba(255,255,255,.15); }
.conv-item { display: flex; align-items: center; justify-content: space-between; gap: 6px; }
.conv-title { flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.conv-del { display: none; color: var(--text-3); font-size: 12px; padding: 2px 6px; border-radius: 5px; }
.conv-item:hover .conv-del { display: block; }
.conv-del:hover { color: var(--danger); background: rgba(237,13,63,.1); }
.chat-hint { padding: 6px 16px 10px; font-size: 11px; color: var(--text-3); text-align: center; }
.chat-input { display: flex; gap: 10px; padding: 14px; border-top: 1px solid var(--border); }
.chat-input textarea { flex: 1; background: var(--panel-2); border: 1px solid var(--border); border-radius: 10px; padding: 10px 12px; resize: none; height: 44px; }
.chat-input textarea:focus { outline: none; border-color: var(--accent); }

/* ============ 画布 ============ */
.canvas-wrap { position: relative; height: calc(100vh - 130px); background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; }
.canvas-area { position: absolute; inset: 0; overflow: auto; }
.canvas-grid {
  position: relative; min-width: 2000px; min-height: 1500px;
  background-image: radial-gradient(circle, #2a3140 1px, transparent 1px);
  background-size: 24px 24px;
}
.node {
  position: absolute; background: var(--panel-2); border: 1px solid var(--border-2);
  border-radius: 10px; padding: 12px; min-width: 160px; cursor: grab; box-shadow: 0 4px 16px rgba(0,0,0,.3);
}
.node:active { cursor: grabbing; }
.node .node-t { font-size: 12px; color: var(--text-3); margin-bottom: 6px; }
.node .node-v { font-size: 14px; }
.node-sel { border-color: var(--accent); box-shadow: 0 0 0 2px rgba(79,124,255,.3); }
.canvas-toolbar { position: absolute; top: 12px; left: 12px; z-index: 2; display: flex; gap: 8px; }

/* ============ 资产 ============ */
.asset-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 14px; }
.asset-card { background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; }
.asset-thumb { height: 110px; background: var(--panel-2); display: grid; place-items: center; font-size: 30px; overflow: hidden; }
.asset-thumb img, .asset-thumb video { width: 100%; height: 100%; object-fit: cover; }
.asset-name { padding: 8px 10px; font-size: 12px; color: var(--text-2); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

/* ============ 弹窗 ============ */
.modal-mask { position: fixed; inset: 0; background: rgba(0,0,0,.6); display: grid; place-items: center; z-index: 100; }
.modal { width: 400px; max-width: 92vw; background: var(--panel); border: 1px solid var(--border-2); border-radius: 14px; padding: 22px; }
.modal-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 18px; }
.modal-tabs { display: flex; gap: 4px; background: var(--panel-2); border-radius: 9px; padding: 3px; }
.modal-tab { padding: 6px 20px; border-radius: 7px; color: var(--text-2); font-size: 14px; }
.modal-tab.active { background: var(--bg); color: var(--text); }
.modal-close { color: var(--text-3); font-size: 16px; }
.modal-close:hover { color: var(--text); }
.auth-form .field { margin-bottom: 14px; }
.auth-form label { display: block; font-size: 13px; color: var(--text-2); margin-bottom: 6px; }
.auth-form input { width: 100%; background: var(--panel-2); border: 1px solid var(--border); border-radius: var(--radius-s); padding: 10px 12px; }
.auth-form input:focus { outline: none; border-color: var(--accent); }
.auth-err { color: var(--danger); font-size: 13px; margin-bottom: 10px; min-height: 18px; }

/* ============ 管理后台表格 ============ */
.tbl { width: 100%; border-collapse: collapse; font-size: 13px; }
.tbl th, .tbl td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--border); }
.tbl th { color: var(--text-3); font-weight: 600; white-space: nowrap; }
.tbl code { background: var(--panel-2); padding: 2px 6px; border-radius: 4px; font-size: 12px; }

/* ============ Toast ============ */
.toast {
  position: fixed; top: 20px; left: 50%; transform: translateX(-50%);
  background: var(--panel-2); border: 1px solid var(--border-2); color: var(--text);
  padding: 10px 20px; border-radius: 10px; z-index: 200; box-shadow: 0 8px 30px rgba(0,0,0,.4);
}

/* ============ 响应式 ============ */
@media (max-width: 900px) {
  .banner-row { grid-template-columns: 1fr; }
  .cap-grid { grid-template-columns: repeat(2, 1fr); }
  .upload-row { grid-template-columns: 1fr; }
  .sidebar { width: 72px; }
  .sidebar .logo-text, .sidebar .nav-item span, .sidebar .foot-link, .sidebar .user-box { display: none; }
  .nav-item { justify-content: center; padding: 12px; }
}