/* ============================================================
   tizhi.css — 体质健康查询 · Apple 风格 · 黄金比例布局
   ============================================================ */

/* ---- CSS Variables ---- */
:root {
  --tz-bg: #F5F5F7;
  --tz-card: #FFFFFF;
  --tz-glass: rgba(255,255,255,0.72);
  --tz-t1: #1D1D1F;
  --tz-t2: #6E6E73;
  --tz-t3: #AEAEB2;
  --tz-sep: rgba(0,0,0,0.06);
  --tz-shadow-sm: 0 1px 4px rgba(0,0,0,0.04);
  --tz-shadow-md: 0 2px 12px rgba(0,0,0,0.06);
  --tz-shadow-lg: 0 8px 30px rgba(0,0,0,0.08);
  --tz-green: #34C759;
  --tz-blue: #007AFF;
  --tz-orange: #FF9500;
  --tz-red: #FF3B30;
  --tz-green-bg: #F0FFF4;
  --tz-blue-bg: #F0F7FF;
  --tz-orange-bg: #FFF8F0;
  --tz-red-bg: #FFF0F0;
  --tz-radius-sm: 12px;
  --tz-radius-md: 16px;
  --tz-radius-lg: 20px;
  --tz-radius-full: 999px;
  --tz-ease: cubic-bezier(0.25, 0.1, 0.25, 1);
  --tz-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* ---- Base ---- */
* { box-sizing: border-box; }

body {
  margin: 0; padding: 0;
  background: var(--tz-bg);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "PingFang SC", "Microsoft YaHei", sans-serif;
  color: var(--tz-t1);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.tz-page {
  max-width: 860px;
  margin: 0 auto;
  padding: 34px 21px 89px;
}

/* ---- Topbar (自包含，不依赖主页 CSS) ---- */
.topbar {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,.94); backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(0,0,0,0.08);
  padding: 0 24px; height: 56px;
  display: flex; align-items: center; justify-content: space-between;
}
.topbar-brand { display: flex; align-items: center; gap: 10px; }
.topbar-logo {
  width: 36px; height: 36px; border-radius: 50%;
  background: #52B788; display: flex; align-items: center; justify-content: center;
  color: #fff; font-size: 18px; font-weight: 900;
}
.topbar-name { font-size: 16px; font-weight: 800; color: #1D1D1F; }
.back-btn {
  padding: 8px 18px; border-radius: 999px; border: 1.5px solid #DDD;
  background: #fff; color: #555; font-size: 14px; font-weight: 600;
  cursor: pointer; transition: all .2s; font-family: inherit;
}
.back-btn:hover { border-color: #52B788; color: #52B788; }

/* ---- Header ---- */
.tz-header {
  text-align: center;
  margin-bottom: 34px;
}
.tz-header h1 {
  font-size: 34px; font-weight: 800; letter-spacing: -0.5px;
  margin: 0 0 8px; color: var(--tz-t1);
}
.tz-subtitle {
  font-size: 15px; color: var(--tz-t3); font-weight: 400;
  letter-spacing: 0.2px;
}

/* ---- Semester Bar ---- */
.tz-semester-bar {
  display: flex; justify-content: flex-end; margin-bottom: 21px;
}
.tz-semester-bar select {
  padding: 8px 16px; border: none; border-radius: var(--tz-radius-full);
  font-size: 13px; background: var(--tz-card); color: var(--tz-t2);
  cursor: pointer; box-shadow: var(--tz-shadow-sm);
  font-family: inherit; outline: none;
  -webkit-appearance: none; appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23AEAEB2' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 12px center;
  padding-right: 34px;
}

/* ---- Segmented Control (Tab) ---- */
.tz-tabs {
  display: flex; gap: 8px; margin-bottom: 34px;
  background: rgba(0,0,0,0.04); border-radius: var(--tz-radius-full);
  padding: 4px; max-width: 420px; margin-left: auto; margin-right: auto;
}
.tz-tab {
  flex: 1; padding: 10px 8px; text-align: center; font-size: 14px; font-weight: 600;
  cursor: pointer; color: var(--tz-t2); border: none; background: transparent;
  border-radius: var(--tz-radius-full); transition: all 0.25s var(--tz-ease);
  font-family: inherit; white-space: nowrap;
}
.tz-tab.active {
  background: var(--tz-card); color: var(--tz-t1);
  box-shadow: var(--tz-shadow-sm);
}
.tz-tab:not(.active):hover { color: var(--tz-t1); }

/* ---- Panel ---- */
.tz-panel { display: none; }
.tz-panel.active { display: block; animation: tzFadeIn 0.3s var(--tz-ease); }

@keyframes tzFadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ================================================================
   Tab 1 — 快速查询：黄金比例左右分栏
   左 320px + gap 21px + 右 519px = 860px
   320 : 519 ≈ 1 : 1.622 ≈ φ
   ================================================================ */

.query-layout {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 21px;
  align-items: start;
}

/* ---- 左侧输入卡片（毛玻璃） ---- */
.query-input-card {
  background: var(--tz-glass);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-radius: var(--tz-radius-lg);
  padding: 28px 21px;
  box-shadow: var(--tz-shadow-md);
  border: 1px solid var(--tz-sep);
}

/* 年级/性别 胶囊按钮组 */
.qf-pill-group {
  margin-bottom: 21px;
}
.qf-pill-label {
  font-size: 13px; font-weight: 600; color: var(--tz-t3);
  text-transform: uppercase; letter-spacing: 0.5px; margin-bottom: 8px;
}
.qf-pills {
  display: flex; gap: 6px; flex-wrap: wrap;
}
.qf-pill {
  padding: 8px 16px; border: none; border-radius: var(--tz-radius-full);
  font-size: 14px; font-weight: 600; cursor: pointer; font-family: inherit;
  background: rgba(0,0,0,0.04); color: var(--tz-t2);
  transition: all 0.2s var(--tz-ease);
}
.qf-pill:hover { background: rgba(0,0,0,0.08); color: var(--tz-t1); }
.qf-pill.active {
  background: var(--tz-blue); color: #fff;
  box-shadow: 0 2px 8px rgba(0,122,255,0.3);
}

/* 项目选择 */
.qf-project-select {
  margin-bottom: 21px;
}
.qf-project-select select {
  width: 100%; padding: 12px 16px; border: 1px solid var(--tz-sep);
  border-radius: var(--tz-radius-sm); font-size: 15px; font-family: inherit;
  background: var(--tz-card); color: var(--tz-t1); cursor: pointer;
  outline: none; transition: all 0.2s var(--tz-ease);
  -webkit-appearance: none; appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%23AEAEB2' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 14px center;
}
.qf-project-select select:focus {
  border-color: var(--tz-blue);
  box-shadow: 0 0 0 4px rgba(0,122,255,0.12);
}

/* BMI 输入 */
#bmi-inputs {
  display: flex; gap: 8px; align-items: center; margin-bottom: 21px;
}
#bmi-inputs input {
  flex: 1; padding: 12px; border: 1px solid var(--tz-sep);
  border-radius: var(--tz-radius-sm); font-size: 21px; font-weight: 600;
  text-align: center; font-family: inherit; outline: none; background: var(--tz-card);
  transition: all 0.2s var(--tz-ease);
}
#bmi-inputs input:focus {
  border-color: var(--tz-blue);
  box-shadow: 0 0 0 4px rgba(0,122,255,0.12);
}
#bmi-inputs span { font-size: 13px; color: var(--tz-t3); flex-shrink: 0; }

/* 成绩输入 */
.qf-value-input {
  margin-bottom: 0;
}
.qf-value-input .qf-input-big {
  width: 100%; padding: 16px; border: 1px solid var(--tz-sep);
  border-radius: var(--tz-radius-md); font-size: 34px; font-weight: 700;
  text-align: center; font-family: inherit; outline: none; background: var(--tz-card);
  color: var(--tz-t1); letter-spacing: -1px;
  transition: all 0.2s var(--tz-ease);
}
.qf-value-input .qf-input-big:focus {
  border-color: var(--tz-blue);
  box-shadow: 0 0 0 4px rgba(0,122,255,0.12);
}
.qf-value-input .qf-input-big::placeholder { color: #D1D1D6; font-size: 21px; font-weight: 400; }
.qf-unit-hint { display: block; text-align: center; font-size: 13px; color: var(--tz-t3); margin-top: 6px; }

/* ---- 右侧结果卡片 ---- */
.query-result-card {
  background: var(--tz-card);
  border-radius: var(--tz-radius-lg);
  padding: 34px;
  box-shadow: var(--tz-shadow-md);
  border: 1px solid var(--tz-sep);
  min-height: 320px;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  text-align: center;
}

.qr-placeholder {
  color: var(--tz-t3); font-size: 17px; font-weight: 400;
}

.qr-level-badge {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 21px; font-weight: 700;
  padding: 12px 28px; border-radius: var(--tz-radius-full);
  margin-bottom: 21px;
}

.qr-score-display {
  font-size: 55px; font-weight: 800; letter-spacing: -2px;
  line-height: 1; margin-bottom: 4px;
}
.qr-score-label {
  font-size: 15px; color: var(--tz-t3); margin-bottom: 21px;
}

.qr-bonus-tag {
  display: inline-flex; align-items: center; gap: 4px;
  padding: 6px 16px; border-radius: var(--tz-radius-full);
  font-size: 14px; font-weight: 600; margin-bottom: 13px;
  background: #FFF8E1; color: #B8860B;
}

.qr-bmi-tag {
  display: inline-block; padding: 4px 14px; border-radius: var(--tz-radius-full);
  font-size: 13px; font-weight: 600; margin-bottom: 13px;
  background: #F5F5F7; color: var(--tz-t2);
}

.qr-advice-box {
  font-size: 14px; color: var(--tz-t2); line-height: 1.7;
  background: #FAFAFA; padding: 16px 21px; border-radius: var(--tz-radius-sm);
  text-align: left; width: 100%; margin-top: auto;
}

/* ---- Number counter animation ---- */
@keyframes countUp {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}
.qr-score-display.counted { animation: countUp 0.4s var(--tz-spring); }

/* ================================================================
   Tab 2 — 班级管理
   ================================================================ */

.class-toolbar {
  display: flex; gap: 8px; align-items: center; flex-wrap: wrap;
  margin-bottom: 21px;
}
.class-toolbar select {
  padding: 10px 16px; border: 1px solid var(--tz-sep);
  border-radius: var(--tz-radius-full); font-size: 14px; font-family: inherit;
  background: var(--tz-card); color: var(--tz-t1); cursor: pointer;
  outline: none; min-width: 150px;
  -webkit-appearance: none; appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23AEAEB2' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 14px center;
  padding-right: 34px;
}

/* Buttons — pill shape */
.tz-btn {
  padding: 10px 18px; border: none; border-radius: var(--tz-radius-full);
  font-size: 14px; font-weight: 600; cursor: pointer; font-family: inherit;
  background: var(--tz-card); color: var(--tz-t2);
  box-shadow: var(--tz-shadow-sm); transition: all 0.2s var(--tz-ease);
  white-space: nowrap;
}
.tz-btn:hover { background: #FAFAFA; color: var(--tz-t1); box-shadow: var(--tz-shadow-md); transform: translateY(-1px); }
.tz-btn-primary { background: var(--tz-blue); color: #fff; box-shadow: 0 2px 8px rgba(0,122,255,0.3); }
.tz-btn-primary:hover { background: #0070E0; color: #fff; }
.tz-btn-danger { color: var(--tz-red); }
.tz-btn-danger:hover { background: var(--tz-red); color: #fff; box-shadow: 0 2px 8px rgba(255,59,48,0.3); }
.tz-btn-sm { padding: 6px 14px; font-size: 12px; }

/* Inline forms */
.inline-form {
  display: none; gap: 8px; align-items: center; flex-wrap: wrap;
  padding: 16px 21px; background: rgba(0,122,255,0.04);
  border: 1px solid rgba(0,122,255,0.12); border-radius: var(--tz-radius-md);
  margin-bottom: 16px;
}
.inline-form.show { display: flex; }
.inline-form input, .inline-form select {
  padding: 10px 14px; border: 1px solid var(--tz-sep);
  border-radius: var(--tz-radius-sm); font-size: 14px; font-family: inherit;
  outline: none; background: var(--tz-card);
  transition: all 0.2s var(--tz-ease);
}
.inline-form input:focus, .inline-form select:focus {
  border-color: var(--tz-blue);
  box-shadow: 0 0 0 3px rgba(0,122,255,0.1);
}

/* Batch form */
.batch-form {
  display: none; margin-bottom: 16px;
  padding: 16px 21px; background: #FAFAFA; border-radius: var(--tz-radius-md);
}
.batch-form.show { display: block; }
.batch-form textarea {
  width: 100%; height: 130px; padding: 14px; border: 1px solid var(--tz-sep);
  border-radius: var(--tz-radius-sm); font-size: 14px; font-family: inherit;
  resize: vertical; outline: none; background: var(--tz-card);
}
.batch-form textarea:focus {
  border-color: var(--tz-blue);
  box-shadow: 0 0 0 3px rgba(0,122,255,0.1);
}
.batch-hint { font-size: 12px; color: var(--tz-t3); margin-bottom: 8px; }
.batch-actions { display: flex; gap: 8px; align-items: center; margin-top: 10px; }

/* ---- Class Card Grid ---- */
.class-grade-filters {
  display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 21px;
}

.class-card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 13px;
}

.class-card-item {
  background: var(--tz-card); border-radius: var(--tz-radius-md);
  box-shadow: var(--tz-shadow-sm); border: 1px solid var(--tz-sep);
  padding: 21px; cursor: pointer; text-align: center;
  transition: all 0.25s var(--tz-ease);
}
.class-card-item:hover {
  transform: translateY(-3px); box-shadow: var(--tz-shadow-lg);
  border-color: var(--tz-blue);
}
.class-card-icon { font-size: 34px; margin-bottom: 8px; }
.class-card-name { font-size: 16px; font-weight: 800; color: var(--tz-t1); margin-bottom: 4px; }
.class-card-count { font-size: 13px; color: var(--tz-t3); margin-bottom: 10px; }
.class-card-progress {
  height: 6px; border-radius: 3px; background: #F0F0F0; overflow: hidden; margin-bottom: 10px;
}
.class-card-progress-bar {
  height: 100%; border-radius: 3px; background: var(--tz-green);
  transition: width 0.4s var(--tz-ease);
}
.class-card-action {
  display: inline-block; padding: 6px 18px; border-radius: var(--tz-radius-full);
  font-size: 13px; font-weight: 600; color: var(--tz-blue); background: var(--tz-blue-bg);
  transition: all 0.2s var(--tz-ease);
}
.class-card-item:hover .class-card-action { background: var(--tz-blue); color: #fff; }

/* ---- Class Detail Banner ---- */
.class-detail-banner {
  display: flex; align-items: center; gap: 16px; padding: 21px;
  background: var(--tz-card); border-radius: var(--tz-radius-md);
  box-shadow: var(--tz-shadow-sm); border: 1px solid var(--tz-sep);
  margin-bottom: 16px;
}
.cdb-icon { font-size: 40px; }
.cdb-name { font-size: 22px; font-weight: 800; color: var(--tz-t1); }
.cdb-info { font-size: 13px; color: var(--tz-t3); }
.cdb-stats { margin-left: auto; text-align: right; font-size: 13px; color: var(--tz-t2); }

/* ---- Entry mode toggle ---- */
.class-mode-bar {
  display: flex; gap: 8px; align-items: center; margin-bottom: 16px;
}
.mode-btn.active { background: var(--tz-blue); color: #fff; box-shadow: 0 2px 8px rgba(0,122,255,0.3); }

/* ---- Score table ---- */
.score-table-wrap {
  background: var(--tz-card); border-radius: var(--tz-radius-md);
  box-shadow: var(--tz-shadow-sm); border: 1px solid var(--tz-sep);
  overflow: hidden;
}
.score-table-scroll {
  overflow-x: auto; max-height: 65vh; overflow-y: auto;
}
.score-table {
  border-collapse: collapse; min-width: 100%; font-size: 13px;
}
.score-table th, .score-table td {
  padding: 8px 10px; border: 1px solid #F0F0F0; white-space: nowrap;
  text-align: center; min-width: 70px;
}
.score-table th {
  background: #FAFAFA; font-weight: 700; color: var(--tz-t2);
  position: sticky; top: 0; z-index: 2; font-size: 12px;
}
.score-table th.col-name {
  position: sticky; left: 0; z-index: 3; min-width: 60px;
  background: #F5F5F7;
}
.score-table td.col-name {
  position: sticky; left: 0; z-index: 1; background: #fff;
  font-weight: 600; text-align: left; min-width: 60px;
}
.score-table tr:nth-child(even) td.col-name { background: #FAFAFA; }

.score-table input.st-input {
  width: 72px; padding: 5px 6px; border: 1px solid transparent;
  border-radius: 6px; text-align: center; font-size: 13px; font-family: inherit;
  background: transparent; transition: all 0.15s var(--tz-ease);
  outline: none;
}
.score-table input.st-input:hover { border-color: #DDD; background: #fff; }
.score-table input.st-input:focus {
  border-color: var(--tz-blue); background: #fff;
  box-shadow: 0 0 0 3px rgba(0,122,255,0.08);
}
.score-table td.level-e { background: var(--tz-green-bg); }
.score-table td.level-g { background: var(--tz-blue-bg); }
.score-table td.level-p { background: var(--tz-orange-bg); }
.score-table td.level-f { background: var(--tz-red-bg); }

.score-table-footer {
  display: flex; gap: 10px; align-items: center;
  padding: 13px 21px; border-top: 1px solid var(--tz-sep);
  background: #FAFAFA;
}

/* Student cards */
.student-list {
  display: flex; flex-direction: column; gap: 13px;
}
.sl-empty {
  text-align: center; color: var(--tz-t3); padding: 55px 20px; font-size: 15px;
}

.student-card {
  background: var(--tz-card); border-radius: var(--tz-radius-md);
  box-shadow: var(--tz-shadow-sm); border: 1px solid var(--tz-sep);
  overflow: hidden; transition: box-shadow 0.3s var(--tz-ease);
}
.student-card:hover { box-shadow: var(--tz-shadow-md); }

.sc-header {
  display: flex; align-items: center; gap: 13px; padding: 16px 21px;
  cursor: pointer; user-select: none;
}
.sc-header:hover { background: #FAFAFA; }
.sc-name { font-weight: 700; font-size: 15px; flex: 1; color: var(--tz-t1); }
.sc-gender { font-size: 14px; }
.sc-grade { font-size: 12px; color: var(--tz-t3); }
.sc-level-badge {
  font-size: 12px; font-weight: 700; padding: 5px 14px;
  border-radius: var(--tz-radius-full);
}
.sc-arrow {
  font-size: 12px; color: var(--tz-t3); transition: transform 0.25s var(--tz-spring);
}

.sc-detail {
  display: none; padding: 0 21px 21px; border-top: 1px solid var(--tz-sep);
  background: #FAFAFA; animation: tzFadeIn 0.3s var(--tz-ease);
}
.sc-detail.open { display: block; }

.sc-scores {
  display: flex; flex-direction: column; gap: 8px; padding-top: 16px;
}
.sc-score-row {
  display: flex; align-items: center; gap: 13px; flex-wrap: wrap;
}
.sc-score-label {
  font-size: 13px; color: var(--tz-t2); min-width: 120px; font-weight: 500;
}
.sc-score-input {
  width: 100px; padding: 9px 12px; border: 1px solid var(--tz-sep);
  border-radius: var(--tz-radius-sm); font-size: 15px; font-family: inherit;
  text-align: center; outline: none; background: var(--tz-card);
  transition: all 0.2s var(--tz-ease);
}
.sc-score-input:focus {
  border-color: var(--tz-blue);
  box-shadow: 0 0 0 3px rgba(0,122,255,0.1);
}
.sc-score-tag {
  font-size: 11px; font-weight: 700; padding: 4px 12px;
  border-radius: var(--tz-radius-full);
}
.sc-actions {
  display: flex; gap: 8px; margin-top: 16px; padding-top: 16px;
  border-top: 1px solid var(--tz-sep);
}

/* ---- Status text ---- */
.tz-status {
  font-size: 13px; font-weight: 500; margin-left: 8px;
}

/* ================================================================
   Tab 3 — 全班概览：黄金比例网格
   ================================================================ */

.ov-empty {
  text-align: center; color: var(--tz-t3); padding: 55px 20px; font-size: 15px;
}

.ov-grade-info {
  font-size: 15px; font-weight: 700; color: var(--tz-t2);
  padding: 13px 21px; background: rgba(0,122,255,0.04);
  border-radius: var(--tz-radius-md); margin-bottom: 21px;
}

/* Charts grid — 3 columns on desktop */
.ov-charts {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-bottom: 21px;
}

.ov-chart-item {
  background: var(--tz-card); border-radius: var(--tz-radius-md);
  padding: 21px; box-shadow: var(--tz-shadow-sm);
  border: 1px solid var(--tz-sep);
}
.ov-chart-label {
  font-size: 13px; font-weight: 700; color: var(--tz-t1);
  margin-bottom: 13px; display: flex; justify-content: space-between; align-items: center;
}
.ov-pass-rate { font-size: 12px; font-weight: 600; }

/* Bar chart */
.ov-bar {
  display: flex; height: 28px; border-radius: 6px; overflow: hidden;
  margin-bottom: 8px;
}
.ov-bar-seg {
  display: flex; align-items: center; justify-content: center;
  font-size: 11px; font-weight: 700; color: #fff; min-width: 0;
  transition: width 0.5s var(--tz-spring);
}
.ov-bar-legend {
  display: flex; gap: 10px; flex-wrap: wrap; font-size: 11px; color: var(--tz-t2);
}

/* Failing section */
.ov-failing {
  padding: 21px; background: #FFF5F5;
  border: 1px solid rgba(255,59,48,0.15); border-radius: var(--tz-radius-md);
}
.ov-failing h4 {
  margin: 0 0 13px; color: var(--tz-red); font-size: 15px; font-weight: 700;
}
.ov-fail-student {
  font-size: 13px; line-height: 1.9; color: var(--tz-t2); padding: 3px 0;
}
.ov-all-pass {
  text-align: center; padding: 34px; background: var(--tz-green-bg);
  border-radius: var(--tz-radius-md); font-size: 17px;
  color: var(--tz-green); font-weight: 700;
}

/* ---- Class analysis comment ---- */
.ov-analysis {
  margin-top: 21px; padding: 21px; border-radius: var(--tz-radius-md); line-height: 1.9;
}
.ov-analysis h4 { margin: 0 0 13px; font-size: 16px; font-weight: 800; }
.ov-analysis p { margin: 0; font-size: 14px; color: var(--tz-t2); }
.ov-analysis-success { background: rgba(52,199,89,0.06); border: 1px solid rgba(52,199,89,0.15); }
.ov-analysis-success h4 { color: var(--tz-green); }
.ov-analysis-warning { background: rgba(255,149,0,0.06); border: 1px solid rgba(255,149,0,0.15); }
.ov-analysis-warning h4 { color: var(--tz-orange); }

/* ================================================================
   Report Modal — desktop: center card / mobile: bottom sheet
   ================================================================ */

.modal-overlay {
  position: fixed; top: 0; left: 0; width: 100%; height: 100%; z-index: 500;
  background: rgba(0,0,0,0.35); display: none;
  align-items: center; justify-content: center;
  animation: modalFadeIn 0.25s var(--tz-ease);
}
.modal-overlay.show { display: flex; }

@keyframes modalFadeIn { from { opacity: 0; } to { opacity: 1; } }

.modal-card {
  background: var(--tz-card); border-radius: var(--tz-radius-lg);
  padding: 34px; max-width: 560px; width: 92%; max-height: 85vh;
  overflow-y: auto; box-shadow: var(--tz-shadow-lg);
  position: relative;
  animation: modalPopIn 0.4s var(--tz-spring);
}
@keyframes modalPopIn {
  from { opacity: 0; transform: scale(0.92) translateY(20px); }
  to   { opacity: 1; transform: scale(1) translateY(0); }
}

.modal-close {
  position: absolute; top: 16px; right: 16px;
  width: 34px; height: 34px; border-radius: 50%;
  background: #F5F5F7; border: none; font-size: 16px;
  color: var(--tz-t2); cursor: pointer; display: flex;
  align-items: center; justify-content: center;
  transition: all 0.2s var(--tz-ease);
}
.modal-close:hover { background: #E5E5EA; color: var(--tz-t1); }

/* Report content */
.rp-header { text-align: center; margin-bottom: 28px; }
.rp-name { font-size: 28px; font-weight: 800; letter-spacing: -0.3px; margin-bottom: 4px; }
.rp-summary { font-size: 14px; color: var(--tz-t3); margin-bottom: 16px; }
.rp-total-badge {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 16px; font-weight: 700; padding: 10px 24px;
  border-radius: var(--tz-radius-full);
}

.rp-items { display: flex; flex-direction: column; gap: 10px; }
.rp-item {
  padding: 16px 21px; background: #FAFAFA; border-radius: var(--tz-radius-sm);
  border-left: 4px solid transparent;
}
.rp-item-head {
  display: flex; justify-content: space-between; align-items: center; margin-bottom: 6px;
}
.rp-item-name { font-size: 14px; font-weight: 700; }
.rp-item-score { font-size: 14px; font-weight: 700; }
.rp-item-value { font-size: 13px; color: var(--tz-t2); margin-bottom: 4px; }
.rp-item-advice { font-size: 12px; color: var(--tz-t2); line-height: 1.6; margin-top: 8px; }
.rp-bonus-text { font-size: 11px; color: var(--tz-green); }
.rp-comment {
  margin-top: 21px; padding: 16px 21px;
  background: rgba(52,199,89,0.06); border-radius: var(--tz-radius-sm);
  font-size: 14px; line-height: 1.7; color: var(--tz-t2);
}

/* ================================================================
   Tab 4 — 评分标准查阅
   ================================================================ */

.std-card {
  background: var(--tz-card); border-radius: var(--tz-radius-lg);
  box-shadow: var(--tz-shadow-sm); border: 1px solid var(--tz-sep);
  margin-bottom: 16px; overflow: hidden;
}
.std-card-header {
  display: flex; align-items: center; gap: 13px; padding: 18px 21px;
  cursor: pointer; user-select: none; transition: background 0.2s var(--tz-ease);
}
.std-card-header:hover { background: #FAFAFA; }
.std-card-icon { font-size: 24px; }
.std-card-title { font-size: 16px; font-weight: 700; flex: 1; color: var(--tz-t1); }
.std-card-badge {
  font-size: 12px; font-weight: 600; color: var(--tz-t3);
  padding: 4px 12px; background: #F5F5F7; border-radius: var(--tz-radius-full);
}
.std-card-arrow {
  font-size: 12px; color: var(--tz-t3); transition: transform 0.25s var(--tz-spring);
}

.std-table-wrap { display: none; padding: 0 21px 21px; }
.std-table-wrap.open { display: block; animation: tzFadeIn 0.25s var(--tz-ease); }

.std-table {
  width: 100%; border-collapse: collapse; font-size: 14px;
}
.std-table th, .std-table td {
  padding: 9px 12px; text-align: center; border-bottom: 1px solid #F5F5F7;
}
.std-table th {
  font-size: 12px; font-weight: 700; color: var(--tz-t3);
  text-transform: uppercase; letter-spacing: 0.3px;
  background: #FAFAFA; position: sticky; top: 0;
}
.std-table td { font-weight: 500; color: var(--tz-t1); }

/* 等级色带 */
.std-table tr.row-excellent { background: var(--tz-green-bg); }
.std-table tr.row-good { background: var(--tz-blue-bg); }
.std-table tr.row-pass { background: var(--tz-orange-bg); }
.std-table tr.row-fail { background: var(--tz-red-bg); }

.std-table .level-dot {
  display: inline-block; width: 8px; height: 8px; border-radius: 50%; margin-right: 4px;
}

/* ================================================================
   Responsive
   ================================================================ */

/* Tablet: 2-col overview */
@media (max-width: 768px) {
  .tz-page { padding: 21px 16px 55px; }
  .tz-header h1 { font-size: 28px; }
  .tz-tabs { max-width: 100%; }

  /* Query: stack vertically */
  .query-layout {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .query-input-card { padding: 21px 16px; }
  .query-result-card { padding: 28px 21px; min-height: auto; }
  .qr-score-display { font-size: 42px; }

  /* Overview: 2 columns */
  .ov-charts { grid-template-columns: repeat(2, 1fr); }
}

/* Mobile: single column */
@media (max-width: 480px) {
  .tz-page { padding: 13px 10px 34px; }
  .tz-header h1 { font-size: 24px; }
  .tz-tabs { gap: 4px; padding: 3px; }
  .tz-tab { font-size: 12px; padding: 8px 4px; }

  /* Query */
  .qf-pills { gap: 4px; }
  .qf-pill { padding: 7px 12px; font-size: 12px; }
  .qf-value-input .qf-input-big { font-size: 26px; padding: 14px; }
  .qr-score-display { font-size: 34px; }
  .qr-level-badge { font-size: 17px; }

  /* Class management */
  .class-toolbar { gap: 6px; }
  .class-toolbar select { flex: 1; min-width: 0; }
  .sc-score-row { flex-direction: column; align-items: flex-start; gap: 6px; }
  .sc-score-input { width: 100%; }
  .inline-form { padding: 12px; }
  .inline-form input { flex: 1; min-width: 0; }

  /* Overview: 1 column */
  .ov-charts { grid-template-columns: 1fr; }

  /* Modal: bottom sheet on mobile */
  .modal-overlay { align-items: flex-end; }
  .modal-card {
    width: 100%; max-width: 100%; border-radius: 20px 20px 0 0;
    padding: 24px 18px; max-height: 90vh;
    animation: sheetUp 0.4s var(--tz-spring);
  }
  @keyframes sheetUp {
    from { transform: translateY(100%); }
    to   { transform: translateY(0); }
  }

  /* Standards table: compact */
  .std-card-header { padding: 14px 16px; }
  .std-card-title { font-size: 14px; }
  .std-table-wrap { padding: 0 12px 16px; }
  .std-table th, .std-table td { padding: 6px 8px; font-size: 12px; }
}