/* ============================================================
   收支拆分工具 · 暖阳奶油家园系 v1
   色板 / 渐变 / 圆角 / 阴影 / 字体 / 动效 均按《暖阳奶油家园系》规范
   ============================================================ */
:root {
  /* 底色层 */
  --bg:        #FFF8F0;  /* 页面底·奶油 */
  --bg-top:    #FFF1DE;  /* 顶部暖阳渐变起点 */
  --card:      #FFFFFF;  /* 卡片·云白 */
  /* 文字层 */
  --ink:       #5C4A3D;  /* 主文字·暖褐（禁止纯黑） */
  --ink-strong:#8A5A2B;  /* 标题/数字加深 */
  --muted:     #A08D7C;  /* 次文字·浅焙 */
  --line:      #F0E2D2;  /* 分隔线·奶杏 */
  /* 强调层 */
  --accent:    #FF9A62;  /* 蜜杏·主行动色 */
  --accent-2:  #FFC24B;  /* 蜜金·高光 */
  --accent-deep:#C77F3D; /* 蜜杏加深（徽标文字） */
  /* 语义层 */
  --green:     #7FB77E;  /* 苔绿·正常/成长 */
  --green-deep:#4E7F4C;
  --warn:      #E08A72;  /* 暖珊瑚·警示 */
  --frozen:    #B9AFC4;  /* 雾紫灰·休眠 */
  --banner-bg: #FFF3E2;  /* 卡片边框 */
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { -webkit-text-size-adjust: 100%; }
body {
  font-family: -apple-system, "PingFang SC", "Microsoft YaHei", sans-serif;
  background: linear-gradient(180deg, #FFF1DE 0%, #FFF8F0 260px) fixed;
  color: var(--ink);
  font-size: 14px;
  line-height: 1.65;
  min-height: 100vh;
}
a { color: var(--green-deep); text-decoration: none; }
a:hover { color: var(--green); }

/* ---------- 顶栏 ---------- */
.topbar {
  background: rgba(255, 248, 240, .86);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--banner-bg);
  padding: 14px 26px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.topbar .brand {
  font-size: 18px; font-weight: 700; color: var(--ink-strong);
  letter-spacing: 1px;
  display: flex; align-items: center; gap: 8px;
}
.topbar .brand .logo { font-size: 22px; }
.topbar .brand small {
  color: var(--muted); font-weight: 400; margin-left: 10px;
  font-size: 12px; letter-spacing: 0;
}
.topbar .right { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.topbar .right .user {
  color: var(--accent-deep); font-weight: 600;
  background: #FFF1DE; border-radius: 999px; padding: 3px 12px;
}

/* ---------- 按钮 ---------- */
.btn {
  display: inline-block;
  border: none; border-radius: 12px;
  padding: 9px 20px;
  font-size: 15px; font-weight: 600;
  cursor: pointer;
  background: linear-gradient(90deg, #FFC24B, #FF9A62);
  color: #fff;
  box-shadow: 0 4px 12px rgba(214, 158, 106, .28);
  transition: transform .15s ease, box-shadow .15s ease, filter .15s ease;
}
.btn:hover { filter: brightness(1.04); transform: translateY(-1px); box-shadow: 0 6px 16px rgba(214, 158, 106, .34); }
.btn:active { transform: translateY(0); }
.btn.ghost {
  background: #fff; color: var(--accent-deep);
  border: 1px solid #F0E2D2;
  box-shadow: 0 2px 8px rgba(214, 158, 106, .18);
}
.btn.ghost:hover { background: #FFF8F0; filter: none; }
.btn.danger { background: #fff; color: var(--warn); border: 1px solid #F3CFC4; box-shadow: none; }
.btn.danger:hover { background: #FDF1EC; filter: none; }
.btn:disabled { opacity: .55; cursor: not-allowed; transform: none; filter: none; box-shadow: none; }
.small-btn { padding: 3px 12px; font-size: 12px; border-radius: 999px; }

/* ---------- 卡片 ---------- */
.card {
  background: var(--card);
  border: 1px solid #FFF3E2;
  border-radius: 20px;
  padding: 22px 24px;
  margin: 14px auto;
  max-width: 1080px;
  box-shadow: 0 6px 18px rgba(214, 158, 106, .12);
}
.card h2 {
  font-size: 16px; font-weight: 700; color: var(--ink-strong);
  letter-spacing: 1.5px; margin-bottom: 16px;
  display: flex; align-items: center; gap: 8px;
}
.card h2::before { content: ""; width: 4px; height: 16px; border-radius: 2px; background: linear-gradient(180deg, #FFC24B, #FF9A62); }
.card h3 { font-size: 15px; font-weight: 700; color: var(--ink-strong); margin: 18px 0 10px; }

/* ---------- 登录/注册 ---------- */
.auth-wrap {
  min-height: 100vh;
  display: flex; align-items: center; justify-content: center;
  padding: 20px;
  position: relative;
}
.auth-wrap::before {
  content: ""; position: fixed; inset: 0;
  background: radial-gradient(circle at 20% 15%, rgba(255, 227, 184, .55) 0%, rgba(255, 227, 184, 0) 55%),
              radial-gradient(circle at 85% 80%, rgba(255, 194, 75, .28) 0%, rgba(255, 194, 75, 0) 45%);
  pointer-events: none;
}
.auth-card {
  background: var(--card);
  border: 1px solid #FFF3E2;
  border-radius: 22px;
  padding: 36px 40px;
  width: 420px; max-width: 100%;
  box-shadow: 0 8px 28px rgba(214, 158, 106, .16);
  position: relative;
}
.auth-card h1 { font-size: 22px; font-weight: 700; color: var(--ink-strong); letter-spacing: 1.5px; margin-bottom: 4px; }
.auth-card .sub { color: var(--muted); margin-bottom: 22px; font-size: 13px; }

/* ---------- 表单 ---------- */
.field { margin-bottom: 14px; }
.field label { display: block; margin-bottom: 6px; color: var(--accent-deep); font-size: 13px; font-weight: 600; }
.field input, .field select {
  width: 100%;
  padding: 10px 13px;
  border: 1px solid #F0E2D2;
  border-radius: 12px;
  font-size: 14px;
  background: #FFFDF9;
  color: var(--ink);
  transition: border-color .15s, box-shadow .15s;
}
.field input:focus, .field select:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px rgba(255, 154, 98, .16); }
.field .hint { color: var(--muted); font-size: 12px; margin-top: 4px; }
.row2 { display: flex; gap: 14px; flex-wrap: wrap; }
.row2 .field { flex: 1; min-width: 130px; }

/* ---------- 消息 ---------- */
.msg { margin: 12px 0; padding: 10px 14px; border-radius: 12px; font-size: 13px; display: none; }
.msg.err { display: block; background: #FDF1EC; color: var(--warn); border: 1px solid #F3CFC4; }
.msg.ok { display: block; background: #EFF7EE; color: var(--green-deep); border: 1px solid #CFE4CE; }

/* ---------- 上传区（单页动效主角：呼吸光晕） ---------- */
.upload-box {
  border: 1.5px dashed var(--line);
  border-radius: 18px;
  padding: 34px 20px;
  text-align: center;
  color: var(--muted);
  cursor: pointer;
  background: #FFFDF8;
  transition: border-color .2s, background .2s;
  animation: breathe 2.5s ease-in-out infinite;
}
@keyframes breathe {
  0%, 100% { box-shadow: 0 0 0 0 rgba(255, 194, 75, 0); }
  50% { box-shadow: 0 0 26px 4px rgba(255, 194, 75, .22); }
}
.upload-box:hover { border-color: var(--accent); background: #FFF9EF; }
.upload-box.on { border-color: var(--accent); background: #FFF3E2; }
.upload-box .upload-icon { font-size: 34px; line-height: 1; margin-bottom: 10px; }
.upload-box .fname { color: var(--ink-strong); font-weight: 600; margin-top: 6px; }

/* ---------- 表格 ---------- */
table { width: 100%; border-collapse: collapse; font-size: 13px; }
th, td { padding: 10px 12px; border-bottom: 1px solid var(--line); text-align: left; }
th { color: var(--accent-deep); font-weight: 600; background: #FFF8F0; white-space: nowrap; }
td.num { text-align: right; font-variant-numeric: tabular-nums; font-weight: 700; color: var(--ink-strong); }
tr:hover td { background: #FFFDF8; }
td .tag { display: inline-block; padding: 2px 10px; border-radius: 999px; font-size: 12px; font-weight: 600; }
.tag.admin { background: linear-gradient(135deg, #FFC24B, #FF9A62); color: #fff; }
.tag.user { background: #FFF1DE; color: #C77F3D; }
.tag.off { background: #FDF1EC; color: var(--warn); }
.tag.on { background: #EFF7EE; color: var(--green-deep); }
.empty { text-align: center; color: var(--muted); padding: 30px 10px !important; font-size: 13px; line-height: 1.8; }
.empty .empty-icon { font-size: 30px; display: block; margin-bottom: 8px; }

/* ---------- 页签 ---------- */
.tabs { display: flex; gap: 10px; margin-bottom: 18px; flex-wrap: wrap; }
.tab {
  padding: 8px 20px;
  border: 1px solid #F0E2D2;
  border-radius: 999px;
  background: #fff;
  color: var(--muted);
  cursor: pointer;
  font-size: 14px; font-weight: 600;
  transition: all .15s;
}
.tab:hover { border-color: var(--accent); color: var(--accent-deep); }
.tab.on { background: linear-gradient(90deg, #FFC24B, #FF9A62); color: #fff; border-color: transparent; box-shadow: 0 4px 12px rgba(214, 158, 106, .28); }
.tab-pane { display: none; }
.tab-pane.on { display: block; }

/* ---------- 结果 ---------- */
.result-box {
  background: #FFFDF8;
  border: 1px solid var(--banner-bg);
  border-radius: 16px;
  padding: 16px 20px;
  margin-top: 16px;
}
.kpis { display: flex; gap: 30px; flex-wrap: wrap; }
.kpi .n { font-size: 21px; font-weight: 700; color: var(--ink-strong); font-variant-numeric: tabular-nums; }
.kpi .l { color: var(--muted); font-size: 12px; margin-top: 2px; }

/* ---------- 弹窗（修改密码） ---------- */
.modal-mask {
  position: fixed; inset: 0;
  background: rgba(92, 74, 61, .45);
  backdrop-filter: blur(2px);
  display: none; align-items: center; justify-content: center;
  z-index: 99; padding: 20px;
}
.modal-mask.on { display: flex; }
.modal {
  background: #fff;
  border-radius: 20px;
  padding: 26px 28px;
  width: 400px; max-width: 100%;
  box-shadow: 0 10px 34px rgba(92, 74, 61, .24);
}
.modal h3 { font-size: 17px; font-weight: 700; color: var(--ink-strong); margin-bottom: 16px; display: flex; align-items: center; gap: 8px; }
.modal h3::before { content: ""; width: 4px; height: 16px; border-radius: 2px; background: linear-gradient(180deg, #FFC24B, #FF9A62); }
.modal .btns { display: flex; gap: 12px; justify-content: flex-end; margin-top: 18px; }

/* ---------- 页脚 ---------- */
.foot { text-align: center; color: var(--muted); font-size: 12px; padding: 18px 16px 30px; letter-spacing: .5px; }

.mono { font-family: Consolas, "SF Mono", monospace; letter-spacing: 1px; }
.overflow { max-height: 420px; overflow: auto; }
.loading { color: var(--accent-deep); padding: 10px 0; }

/* ---------- 动效降级 ---------- */
@media (prefers-reduced-motion: reduce) {
  .upload-box { animation: none !important; }
  .btn, .tab, .card, .auth-card { transition: none !important; }
}