/* ============================================================
   课堂小牧场 · 宫崎骏清新手绘风
   视觉规范见 04_视觉规范.md
   ============================================================ */

:root {
  /* 基础色 */
  --paper: #FBF7EE;
  --card: #FFFFFF;
  --green: #5F8F4E;   /* 森林绿 主色 */
  --blue: #7FB5D8;    /* 天空蓝 辅色 */
  --orange: #E8A15C;  /* 暖橙 强调 */
  --brown: #B98A5E;   /* 暖棕 描边 */
  --ink: #4A4035;     /* 墨棕 主文字 */
  --gray: #8A7F6E;    /* 灰棕 次文字 */
  /* 语义色 */
  --ok: #7BB661;      /* 已到/成功 */
  --late: #E9A24D;    /* 迟到 */
  --absent: #D96C5F;  /* 缺勤/危险 */
  --info: #6FA8DC;    /* 信息/进行中 */

  --radius: 16px;
  --shadow: 0 4px 12px rgba(185, 138, 94, 0.18);
  --font-head: "楷体", KaiTi, "STKaiti", "Microsoft YaHei", serif;
  --font-body: "Microsoft YaHei", "PingFang SC", sans-serif;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
}

/* ============ 顶部栏 ============ */
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 24px;
  background: linear-gradient(180deg, #FDF8EC 0%, var(--paper) 100%);
  border-bottom: 2px dashed var(--brown);
  flex-wrap: wrap;
  gap: 8px;
}
.topbar__brand {
  display: flex;
  align-items: center;
  gap: 10px;
}
.topbar__cloud { width: 44px; height: 28px; opacity: 0.9; }
.topbar__title {
  font-family: var(--font-head);
  font-size: 24px;
  font-weight: bold;
  color: var(--green);
  letter-spacing: 2px;
}
.topbar__subtitle {
  font-size: 14px;
  color: var(--gray);
  margin-top: 4px;
}
.topbar__right {
  display: flex;
  align-items: center;
  gap: 10px;
}

/* ============ 导航页签 ============ */
.tabbar {
  display: flex;
  gap: 6px;
  padding: 12px 24px 0;
  flex-wrap: wrap;
}
.tab {
  appearance: none;
  border: 2px solid transparent;
  background: transparent;
  color: var(--ink);
  font-size: 16px;
  font-family: var(--font-head);
  padding: 8px 18px;
  border-radius: 999px;
  cursor: pointer;
  transition: all 0.2s;
}
.tab:hover { color: var(--green); }
.tab.is-active {
  color: var(--green);
  font-weight: bold;
  border-color: var(--brown);
  background: var(--card);
  box-shadow: var(--shadow);
}

/* ============ 主内容 ============ */
.main { padding: 16px 24px 48px; }
.page { display: none; }
.page.is-active { display: block; animation: pageIn 0.25s ease; }
@keyframes pageIn {
  from { opacity: 0; transform: translateY(6px); }
  to   { opacity: 1; transform: none; }
}

/* ============ 通用组件 ============ */
.card {
  background: var(--card);
  border: 2px solid var(--brown);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 18px;
  margin-bottom: 16px;
  transition: box-shadow 0.2s, transform 0.2s;
}
.card:hover { box-shadow: 0 6px 18px rgba(185, 138, 94, 0.25); }

.card__title {
  font-family: var(--font-head);
  font-size: 20px;
  font-weight: bold;
  color: var(--green);
  margin: 0 0 12px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.card__title::before {
  content: "";
  width: 8px; height: 18px;
  background: var(--green);
  border-radius: 4px;
  display: inline-block;
}

.page__empty {
  text-align: center;
  padding: 60px 20px;
  color: var(--gray);
}
.page__empty svg { opacity: 0.8; }
.page__empty p { margin: 12px 0 4px; font-size: 18px; color: var(--ink); }
.page__empty span { font-size: 14px; }

/* 按钮 */
.btn {
  appearance: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  border: 2px solid var(--brown);
  border-radius: 999px;
  background: var(--card);
  color: var(--ink);
  font-size: 16px;
  font-family: var(--font-body);
  padding: 8px 18px;
  cursor: pointer;
  transition: all 0.2s;
  line-height: 1.2;
}
.btn:hover { transform: translateY(-2px); box-shadow: var(--shadow); }
.btn:active { transform: translateY(1px); }
.btn:disabled { opacity: 0.5; cursor: not-allowed; transform: none; box-shadow: none; }
.btn--primary { background: var(--green); border-color: var(--green); color: #fff; }
.btn--orange { background: var(--orange); border-color: var(--orange); color: #fff; }
.btn--ghost { border-color: var(--brown); background: transparent; }
.btn--danger { border-color: var(--absent); color: var(--absent); background: transparent; }
.btn--sm { padding: 5px 12px; font-size: 14px; }
.btn--block { width: 100%; }

/* 输入与选择器 */
.input, .select {
  border: 2px solid var(--brown);
  border-radius: 12px;
  background: var(--card);
  color: var(--ink);
  font-size: 16px;
  font-family: var(--font-body);
  padding: 8px 12px;
  outline: none;
  transition: border-color 0.2s;
}
.input:focus, .select:focus { border-color: var(--green); }
.select { cursor: pointer; }
.textarea {
  border: 2px solid var(--brown);
  border-radius: 12px;
  background: var(--card);
  color: var(--ink);
  font-size: 16px;
  font-family: var(--font-body);
  padding: 10px 12px;
  outline: none;
  width: 100%;
  resize: vertical;
  min-height: 120px;
}
.textarea:focus { border-color: var(--green); }

/* 表格 */
.table-wrap { overflow-x: auto; }
.table {
  width: 100%;
  border-collapse: collapse;
  font-size: 16px;
}
.table th {
  background: var(--paper);
  color: var(--ink);
  font-weight: bold;
  padding: 10px 12px;
  text-align: left;
  border-bottom: 2px solid var(--brown);
  font-family: var(--font-head);
}
.table td {
  padding: 9px 12px;
  border-bottom: 1px solid rgba(185, 138, 94, 0.35);
}
.table tbody tr:hover { background: rgba(127, 181, 216, 0.10); }

/* 徽标 */
.badge {
  display: inline-block;
  padding: 3px 12px;
  border-radius: 999px;
  font-size: 14px;
  color: #fff;
  border: 2px solid transparent;
}
.badge--ok { background: var(--ok); }
.badge--late { background: var(--late); }
.badge--absent { background: var(--absent); }
.badge--leave { background: var(--info); }
.badge--unmarked { background: var(--gray); }
.badge--ghost {
  background: transparent;
  border-color: var(--brown);
  color: var(--ink);
}

/* 分数 */
.score-pos { color: var(--orange); font-weight: bold; }
.score-neg { color: var(--absent); font-weight: bold; }
.score-zero { color: var(--gray); }

/* ============ 名单管理 ============ */
.roster-layout {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 16px;
}
.class-list { list-style: none; margin: 0; padding: 0; }
.class-list li {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 12px;
  border-radius: 12px;
  cursor: pointer;
  border: 2px solid transparent;
  transition: all 0.2s;
  margin-bottom: 6px;
}
.class-list li:hover { border-color: var(--blue); }
.class-list li.is-active {
  background: rgba(95, 143, 78, 0.12);
  border-color: var(--green);
}
.class-list li.is-active .class-list__name { color: var(--green); font-weight: bold; }
.class-list__name { flex: 1; }
.class-list__count { color: var(--gray); font-size: 13px; margin-right: 8px; }
.icon-btn {
  border: none;
  background: transparent;
  color: var(--gray);
  cursor: pointer;
  font-size: 16px;
  padding: 2px 6px;
  border-radius: 6px;
}
.icon-btn:hover { color: var(--absent); background: rgba(217, 108, 95, 0.10); }

/* ============ 考勤 ============ */
.attend-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
  gap: 12px;
}
.attend-card {
  border: 2px solid var(--brown);
  border-radius: 14px;
  padding: 12px 8px;
  text-align: center;
  cursor: pointer;
  background: var(--card);
  transition: all 0.2s;
}
.attend-card:hover { transform: translateY(-2px); box-shadow: var(--shadow); }
.attend-card--present { background: rgba(123, 182, 97, 0.15); border-color: var(--ok); }
.attend-card--late { background: rgba(233, 162, 77, 0.18); border-color: var(--late); }
.attend-card--absent { background: rgba(217, 108, 95, 0.15); border-color: var(--absent); }
.attend-card--leave { background: rgba(111, 168, 220, 0.15); border-color: var(--info); }
.attend-card__name { font-size: 16px; font-weight: bold; margin-bottom: 6px; }
.attend-card__status { font-size: 13px; color: var(--gray); }

.attend-stats {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-top: 12px;
  color: var(--gray);
}
.attend-stats b { font-size: 18px; }
.attend-stats b.ok { color: var(--ok); }
.attend-stats b.late { color: var(--late); }
.attend-stats b.absent { color: var(--absent); }
.attend-stats b.leave { color: var(--info); }

/* 在线打卡 */
.punch-box {
  margin-top: 16px;
  padding: 16px;
  border: 2px dashed var(--brown);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.6);
}
.punch-box--open {
  border-style: solid;
  background: rgba(127, 181, 216, 0.06);
}
.punch-box__title {
  margin: 0 0 10px;
  font-family: var(--font-head);
  font-size: 18px;
  color: var(--ink);
}
.punch-qr {
  width: 150px;
  height: 150px;
  background: #fff;
  border: 2px solid var(--brown);
  border-radius: 12px;
  padding: 6px;
}
.punch-pin {
  font-size: 26px;
  color: var(--green);
  letter-spacing: 3px;
}

.attend-hist-item {
  border: 2px dashed var(--brown);
  border-radius: 12px;
  padding: 12px 16px;
  margin-bottom: 10px;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  background: var(--card);
}
.attend-hist-item:hover { border-style: solid; }

.summary-row { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 10px; }

/* ============ 课堂表现 ============ */
.score-layout {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 16px;
}
.score-rank-list { list-style: none; margin: 0; padding: 0; max-height: 60vh; overflow-y: auto; }
.score-rank-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 12px;
  border-radius: 12px;
  cursor: pointer;
  border: 2px solid transparent;
  margin-bottom: 6px;
}
.score-rank-list li:hover { border-color: var(--blue); }
.score-rank-list li.is-active { background: rgba(95, 143, 78, 0.12); border-color: var(--green); }
.rank-no { color: var(--gray); font-size: 13px; width: 30px; text-align: center; }
.rank-no--top { color: var(--orange); font-weight: bold; }
.score-type-bar { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 10px; }
.score-type-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 10px 16px;
  border: 2px solid var(--brown);
  border-radius: 14px;
  background: var(--paper);
}
.score-type-item b { font-size: 18px; }
.quick-btns { display: flex; gap: 10px; flex-wrap: wrap; margin: 12px 0; }

/* ============ 随机互动 ============ */
.inter-tools {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 16px;
}
.pick-display {
  text-align: center;
  min-height: 180px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
}
.pick-name {
  font-family: var(--font-head);
  font-size: 48px;
  font-weight: bold;
  color: var(--green);
  min-height: 64px;
}
.pick-name.is-rolling { color: var(--blue); }
.pick-name.is-done { animation: pop 0.4s; }
@keyframes pop {
  0% { transform: scale(1); }
  30% { transform: scale(1.12); }
  100% { transform: scale(1); }
}
.pick-rolled { font-size: 14px; color: var(--gray); }

.group-wrap { display: flex; flex-wrap: wrap; gap: 14px; }
.group-card {
  border: 2px solid var(--brown);
  border-radius: 14px;
  padding: 12px 14px;
  background: var(--card);
  min-width: 180px;
  flex: 1;
}
.group-card__head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
  font-family: var(--font-head);
  font-weight: bold;
  color: var(--green);
}
.group-card__score { font-size: 24px; font-weight: bold; }
/* 云端同步状态（顶栏） */
.sync-status { font-size: 12px; color: var(--gray); white-space: nowrap; }
.sync-status--err { color: var(--danger); }
/* 学生端面板两栏 */
.portal-layout { display: grid; grid-template-columns: 320px 1fr; gap: 16px; align-items: start; }
@media (max-width: 900px) { .portal-layout { grid-template-columns: 1fr; } }

.group-card__members { font-size: 14px; color: var(--gray); }
/* 组内成员徽章：点击给该生加分 */
.member-chip {
  display: inline-block;
  margin: 2px 4px 2px 0;
  padding: 2px 9px;
  border: 1px solid rgba(185, 138, 94, 0.45);
  border-radius: 999px;
  background: #FFFDF7;
  color: var(--ink);
  font-size: 13px;
  line-height: 1.5;
  cursor: pointer;
}
.member-chip:hover { background: #F6EEDC; }
.group-card__btns { display: flex; gap: 8px; margin-top: 10px; }

.timer-display {
  text-align: center;
  font-family: var(--font-head);
  font-size: 80px;
  font-weight: bold;
  color: var(--green);
  line-height: 1;
  padding: 20px 0;
}
.timer-display.is-warning { color: var(--absent); }
.timer-presets { display: flex; gap: 8px; justify-content: center; margin-bottom: 12px; flex-wrap: wrap; }

/* ============ 数据看板 ============ */
.chart-box { width: 100%; height: 340px; }
.chart-toolbar { display: flex; gap: 10px; align-items: center; margin-bottom: 12px; flex-wrap: wrap; }

/* ============ 弹窗 ============ */
.modal {
  position: fixed;
  inset: 0;
  background: rgba(74, 64, 53, 0.4);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 100;
}
.modal.is-open { display: flex; }
.modal__dialog {
  background: var(--card);
  border: 2px solid var(--brown);
  border-radius: 20px;
  box-shadow: 0 12px 32px rgba(74, 64, 53, 0.3);
  width: min(520px, 92vw);
  max-height: 88vh;
  overflow-y: auto;
  padding: 20px 22px;
  animation: modalIn 0.25s ease;
  position: relative;
}
@keyframes modalIn {
  from { opacity: 0; transform: scale(0.94); }
  to   { opacity: 1; transform: none; }
}
.modal__close {
  position: absolute;
  top: 10px; right: 14px;
  border: none;
  background: transparent;
  font-size: 26px;
  color: var(--gray);
  cursor: pointer;
  line-height: 1;
}
.modal__close:hover { color: var(--absent); }
.modal__title {
  font-family: var(--font-head);
  font-size: 20px;
  font-weight: bold;
  color: var(--green);
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.modal__body { margin-bottom: 16px; }
.modal__footer {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
}

/* ============ Toast ============ */
.toast-box {
  position: fixed;
  top: 18px;
  right: 18px;
  z-index: 200;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.toast {
  padding: 10px 18px;
  border-radius: 12px;
  border: 2px solid var(--brown);
  background: var(--card);
  box-shadow: var(--shadow);
  font-size: 15px;
  opacity: 0;
  transform: translateX(20px);
  transition: all 0.3s;
}
.toast--show { opacity: 1; transform: none; }
.toast--success { border-color: var(--ok); color: #3d7a2f; }
.toast--error { border-color: var(--absent); color: #b04a3e; }
.toast--warning { border-color: var(--late); color: #9a641f; }

/* ============ 课堂小牧场 ============ */
.garden-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 14px;
  margin-top: 14px;
}
.garden-card {
  border: 2px solid var(--brown);
  border-radius: 16px;
  background: var(--card);
  padding: 14px;
  text-align: center;
  cursor: pointer;
  transition: box-shadow 0.2s, transform 0.2s;
}
.garden-card:hover { box-shadow: var(--shadow); transform: translateY(-2px); }
.garden-rank {
  display: inline-block;
  margin: 4px 0 0;
  padding: 2px 12px;
  border-radius: 999px;
  background: var(--paper);
  border: 2px solid var(--brown);
  color: var(--gray);
  font-size: 13px;
}
.garden-rank--top {
  background: rgba(232, 161, 92, 0.16);
  border-color: var(--orange);
  color: #9a641f;
  font-weight: bold;
}
.garden-card__head {
  font-family: var(--font-head);
  font-size: 16px;
  font-weight: bold;
  color: var(--green);
}
.garden-card__no { color: var(--gray); font-size: 13px; font-family: var(--font-body); font-weight: normal; }
.garden-card__scene {
  background: linear-gradient(180deg, #EAF3F8 0%, var(--paper) 75%);
  border: 2px dashed rgba(185, 138, 94, 0.5);
  border-radius: 12px;
  margin: 10px 0;
  min-height: 130px;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  padding: 6px;
}
.garden-card__scene .garden-trees {
  display: flex;
  align-items: flex-end;
  justify-content: center;
  gap: 2px;
}
.garden-card__scene .garden-tree { width: 58px; height: 78px; }
.garden-card__scene .badge { align-self: center; }
.garden-tree { width: 112px; height: 150px; }
.garden-card__plants {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  justify-content: center;
  min-height: 32px;
  align-items: center;
}
.garden-plant { width: 30px; height: 30px; }
.garden-card__stats { margin-top: 8px; color: var(--gray); font-size: 14px; }

/* 牧场详情弹窗（牧场 + 飘荡动画） */
.modal__dialog--wide { width: min(640px, 94vw); }
.modal__dialog--huge { width: min(900px, 96vw); }
.garden-detail__info {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
  color: var(--gray);
  font-size: 15px;
  margin-bottom: 12px;
}
.garden-detail__scene {
  position: relative;
  overflow: hidden;
  background: linear-gradient(180deg, #CFE8F5 0%, #EEF1E4 70%, #FBF7EE 100%);
  border: 2px dashed rgba(185, 138, 94, 0.5);
  border-radius: 16px;
  height: 380px;
}
.gd-bg { position: absolute; inset: 0; width: 100%; height: 100%; }
/* 牧场分层：背景 SVG + 上空天气 + 自由行走的动物 + 地面植物 */
.gd-weather {
  position: absolute;
  top: 8px; left: 0; right: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
  pointer-events: none;
}
.garden-weather { display: block; flex-shrink: 0; width: 26px; height: 34px; }
.garden-weather--bolt { width: 26px; height: 38px; }
.gd-weather .garden-weather:nth-child(2n) { animation: weatherDrift 3.2s ease-in-out infinite; }
@keyframes weatherDrift {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(5px); }
}
.garden-card__weather { display: flex; gap: 6px; justify-content: center; }
.garden-card__weather .garden-weather { width: 15px; height: 19px; }
.garden-card__weather .garden-weather--bolt { width: 14px; height: 21px; }

.gd-animals {
  position: absolute;
  left: 0; right: 0; bottom: 30%;
  height: 72px;
  pointer-events: none;
}
.gd-animals .garden-plant {
  position: absolute;
  bottom: 0;
  animation: walkAcross 16s ease-in-out infinite alternate;
}
.gd-animals .garden-plant:nth-child(2n) { animation-duration: 21s; animation-delay: 0.8s; }
.gd-animals .garden-plant:nth-child(3n) { animation-duration: 26s; animation-delay: 1.6s; }
.gd-animals .garden-plant:nth-child(4n) { animation-duration: 19s; animation-delay: 2.4s; }
.gd-animals .garden-plant--squirrel { width: 54px; height: 50px; }
.gd-animals .garden-plant--lamb { width: 62px; height: 58px; }
@keyframes walkAcross {
  0% { left: 2%; transform: scaleX(1) translateY(0); }
  48% { transform: scaleX(1) translateY(-3px); }
  50% { left: 82%; transform: scaleX(-1) translateY(0); }
  98% { transform: scaleX(-1) translateY(-3px); }
  100% { left: 2%; transform: scaleX(-1) translateY(0); }
}

.gd-ground {
  position: absolute;
  left: 0; right: 0; bottom: 6px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
}
.garden-detail .garden-trees {
  display: flex;
  align-items: flex-end;
  justify-content: center;
  gap: 4px;
  flex-wrap: wrap;
  max-width: 100%;
}
.garden-detail .garden-trees .garden-tree { width: 80px; height: 107px; }
.garden-detail__plants {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
}
.garden-detail__plants .garden-plant { width: 44px; height: 44px; }
@keyframes sway {
  0%, 100% { transform: rotate(-3deg); }
  50% { transform: rotate(3deg); }
}
.garden-detail .garden-tree {
  transform-origin: 50% 92%;
  animation: sway 5s ease-in-out infinite;
}
.garden-detail .garden-plant {
  transform-origin: 50% 100%;
  animation: sway 3.4s ease-in-out infinite;
}
.garden-detail .garden-plant:nth-child(2n) { animation-delay: 0.35s; animation-duration: 3.9s; }
.garden-detail .garden-plant:nth-child(3n) { animation-delay: 0.7s; animation-duration: 2.9s; }
/* 动物层里的松鼠/小羊不随风摇摆，改为在牧场内自由行走（覆盖上面的 sway） */
.garden-detail .gd-animals .garden-plant {
  animation: walkAcross 16s ease-in-out infinite alternate;
  transform-origin: 50% 100%;
}
.garden-detail .gd-animals .garden-plant:nth-child(2n) { animation: walkAcross 21s ease-in-out 0.8s infinite alternate; }
.garden-detail .gd-animals .garden-plant:nth-child(3n) { animation: walkAcross 26s ease-in-out 1.6s infinite alternate; }
.garden-detail .gd-animals .garden-plant:nth-child(4n) { animation: walkAcross 19s ease-in-out 2.4s infinite alternate; }

/* 牧场元素尺寸：地面植物（草/蘑菇/向日葵）与动物（松鼠/小羊）按自身比例显示 */
.garden-card__plants, .garden-detail__plants { align-items: flex-end; }
.garden-plant { display: block; flex-shrink: 0; }
.garden-card__plants .garden-plant--mushroom { width: 32px; height: 32px; }
.garden-card__plants .garden-plant--sunflower { width: 26px; height: 33px; }
.garden-card__plants .garden-plant--squirrel { width: 38px; height: 36px; }
.garden-card__plants .garden-plant--lamb { width: 46px; height: 43px; }
.garden-detail__plants .garden-plant--mushroom { width: 46px; height: 46px; }
.garden-detail__plants .garden-plant--sunflower { width: 42px; height: 54px; }
.garden-detail__plants .garden-plant--squirrel { width: 56px; height: 52px; }
.garden-detail__plants .garden-plant--lamb { width: 68px; height: 64px; }

/* ============ 手绘装饰：草地与花朵（空状态） ============ */
.grass-deco { margin: 0 auto 6px; width: 140px; }

/* ============ 响应式 ============ */
@media (max-width: 900px) {
  .roster-layout, .score-layout { grid-template-columns: 1fr; }
  .topbar__right { width: 100%; justify-content: flex-end; }
}

/* ============ 课堂互动两栏布局 & 休学/历史删除新特性 ============ */
.inter-layout { display: grid; grid-template-columns: 380px 1fr; gap: 16px; align-items: start; }
.inter-left { display: flex; flex-direction: column; gap: 16px; min-width: 0; }
.inter-right { display: flex; flex-direction: column; gap: 16px; min-width: 0; }
.inter-right .group-wrap { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 14px; }

/* 休学：考勤灰卡（不可点击、不参与统计） */
.attend-card--suspend { background: rgba(138, 127, 110, 0.12); border-color: #C9BFB0; cursor: default; }
.attend-card--suspend .attend-card__status { color: #8A7F6E; }
.attend-card--suspend:hover { transform: none; box-shadow: none; }

/* 名单管理：休学行灰显 */
.roster-layout tr.is-suspend td { color: #A29A8C; }
.roster-layout tr.is-suspend td:nth-child(3) { color: #8A7F6E; }

/* 历史考勤行：主体可点击区域 + 右侧删除按钮 */
.attend-hist-item { cursor: default; }
.attend-hist-main { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 18px; cursor: pointer; flex: 1; }
.attend-hist-main:hover .badge--ghost { border-color: var(--green); color: var(--green); }

@media (max-width: 1100px) {
  .inter-layout { grid-template-columns: 1fr; }
}

/* ============ 名单班级列表：加宽左列 + 名称不换行省略（260903） ============ */
@media (min-width: 901px) {
  .roster-layout { grid-template-columns: 300px 1fr; }
}
.class-list li { flex-wrap: nowrap; }
.class-list__name { flex: 1; min-width: 0; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.class-list__count { flex-shrink: 0; white-space: nowrap; margin-left: 8px; margin-right: 4px; }

/* ============================================================
   UI 精细化：天空草地氛围 + 顶部品牌徽章（260903 十七次调整）
   ============================================================ */

/* 页面背景：顶部浅天空蓝过渡到纸张白，营造户外天空氛围 */
body {
  background: linear-gradient(180deg, #E4F0F8 0%, #EFF5EC 300px, var(--paper) 620px);
}

/* 顶部栏：改为天空渐变横幅 + 底部草地波浪，去掉虚线分隔 */
.topbar {
  display: block;
  padding: 0;
  border-bottom: none;
  background: linear-gradient(180deg, #C9E4F5 0%, #E2EFF8 55%, #F0F6F0 100%);
}
.topbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px 14px;
  padding: 12px 24px 8px;
}

/* 品牌徽章：圆角徽章插画（太阳/云/远山/草地）+ 两行文字 */
.topbar__brand { gap: 12px; }
.topbar__logo {
  width: 54px;
  height: 54px;
  flex-shrink: 0;
  filter: drop-shadow(0 3px 6px rgba(185, 138, 94, 0.30));
}
.topbar__text { display: flex; flex-direction: column; line-height: 1.2; }
.topbar__title {
  font-size: 30px;
  letter-spacing: 4px;
  color: var(--green);
  text-shadow: 1px 0 0 #fff, -1px 0 0 #fff, 0 1px 0 #fff, 0 -1px 0 #fff,
               1px 1px 0 #fff, -1px 1px 0 #fff, 1px -1px 0 #fff, -1px -1px 0 #fff,
               0 3px 8px rgba(185, 138, 94, 0.22);
}
.topbar__subtitle {
  margin-top: 4px;
  padding-left: 2px;
  font-size: 13px;
  letter-spacing: 3px;
  color: var(--gray);
  display: flex;
  align-items: center;
  gap: 8px;
}
.topbar__subtitle::before {
  content: "";
  width: 18px;
  height: 0;
  border-top: 2px solid var(--orange);
  border-radius: 2px;
  opacity: 0.85;
  flex-shrink: 0;
}

/* 草地横幅：位于天空与内容之间 */
.topbar__grass {
  display: block;
  width: 100%;
  height: 20px;
  margin-top: -2px;
}

/* 页签：字号略调、选中微摆上浮，增强手绘感 */
.tab { font-size: 17px; padding: 8px 20px; }
.tab:hover { transform: translateY(-1px); color: var(--green); }
.tab.is-active {
  background: linear-gradient(180deg, #FFFFFF 0%, #FCF8EF 100%);
  box-shadow: 0 4px 10px rgba(95, 143, 78, 0.16);
  transform: translateY(-1px) rotate(-0.4deg);
}

/* 主/暖橙按钮：上缘高光，模拟手绘立体感 */
.btn--primary, .btn--orange {
  background-image: linear-gradient(180deg, rgba(255, 255, 255, 0.30), rgba(255, 255, 255, 0) 50%);
}

/* 卡片：圆角略大、标题小竖条加渐变高光 */
.card { border-radius: 18px; }
.card__title { font-size: 21px; }
.card__title::before {
  width: 10px;
  height: 20px;
  border-radius: 5px;
  background: linear-gradient(180deg, var(--green), #8FBE7F);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.55);
}

/* 窄屏适配：顶栏内容换行后右区整行靠右 */
@media (max-width: 900px) {
  .topbar__inner { padding: 10px 14px 6px; }
  .topbar__right { width: 100%; justify-content: flex-end; }
  .topbar__title { font-size: 24px; letter-spacing: 2px; }
  .topbar__logo { width: 46px; height: 46px; }
}

/* 确认弹窗层置于所有动态弹窗之上：动态弹窗 append 于 #modal-confirm 之后、
   同级 z-index 时会把确认框盖在下层导致"点删除没反应"（260903 修复） */
#modal-confirm { z-index: 300; }