dianshang-qianduan/src/views/product/index.vue

<template>
  <div class="market-selection-page student-training-shell">
    <TrainingTaskToolbar />
    <main class="training-core">
      <section class="task-header">
        <div class="task-head-main">
          <h1 class="task-title">{{ taskTitle }}</h1>
          <p class="task-brief">
            <span class="task-brief-text">{{ taskBackground }}</span>
            <button type="button" class="task-brief-toggle" @click="briefOpen = !briefOpen">
              {{ briefOpen ? "收起" : "展开目标与要求" }}
            </button>
            <span v-if="briefOpen" class="task-brief-more">
              <b>实训目标</b>
              <ul><li v-for="goal in taskGoals" :key="goal">{{ goal }}</li></ul>
              <b>实训要求</b>
              <p>{{ taskRequirement }}</p>
            </span>
          </p>
        </div>
        <div class="market-selection-toolbar">
          <TrainingMaterialButton
            :material-name="taskConfig?.materialName"
            :material-url="taskConfig?.materialUrl"
            :training-data-name="taskConfig?.trainingDataName"
            :training-data-url="taskConfig?.trainingDataUrl"
            :guide-manual-name="taskConfig?.guideManualName"
            :guide-manual-url="taskConfig?.guideManualUrl"
            :ai-manual-name="taskConfig?.aiManualName"
            :ai-manual-url="taskConfig?.aiManualUrl"
          />
          <button type="button" class="outline-action" @click="exportOutcome">
            <el-icon><Download /></el-icon>
            导出实训成果
          </button>
        </div>
      </section>

      <section class="task-card">
        <nav v-if="steps.length" class="step-indicator" aria-label="市场机会识别与选品步骤">
          <button
            v-for="step in steps"
            :key="step.no"
            type="button"
            :class="['step-tab', { active: currentStep === step.no, complete: currentStep > step.no }]"
            :aria-label="`切换至第 ${step.no} 步：${step.name}`"
            :aria-current="currentStep === step.no ? 'step' : undefined"
            @click="changeStep(step.no)"
          >
            <span class="step-bar" aria-hidden="true"></span>
            <span class="step-no" aria-hidden="true">{{ String(step.no).padStart(2, "0") }}</span>
            <span class="step-name">{{ step.name }}</span>
          </button>
        </nav>

        <section class="step-card market-selection-step-card">
        <div v-if="activeStepName" class="step-title-row">
          <div>
            <p class="section-eyebrow">Step {{ String(currentStep).padStart(2, '0') }}</p>
            <h3>{{ activeStepName }}</h3>
          </div>
        </div>

        <section v-show="currentStep === 1" class="step-content">
          <p class="task-desc">聚焦“智能空气监测仪/空气质量检测仪”品类，完成以下 PEST 分析表。</p>

          <div class="pest-table-wrap">
            <div class="table-title">PEST分析表</div>
            <div class="pest-table">
              <div class="pest-row pest-head">
                <div>分析维度</div>
                <div>具体影响因素与现象</div>
                <div>初步识别的市场机会与风险</div>
              </div>
              <div v-for="row in pestRows" :key="row.key" class="pest-row">
                <div class="dimension-cell">{{ row.label }}</div>
                <textarea v-model="form.pest[row.key].factor" :placeholder="row.factorPlaceholder" />
                <textarea v-model="form.pest[row.key].opportunity" :placeholder="row.opportunityPlaceholder" />
              </div>
            </div>
          </div>
        </section>

        <section v-show="currentStep === 2" class="step-content">
          <p class="task-desc">访问天猫或京东平台，选择“小米（米家）”“青萍”等作为主要竞品分析对象，完成下表。</p>
          <div class="competitor-fields">
            <label>
              <span>竞争对手A：</span>
              <input v-model="form.competitor.competitorA" />
            </label>
            <label>
              <span>竞争对手B：</span>
              <input v-model="form.competitor.competitorB" />
            </label>
          </div>
          <div class="training-table-wrap">
            <div class="table-title">竞争对手分析与需求挖掘表</div>
            <table class="training-data-table">
              <thead>
                <tr>
                  <th>分析项目</th>
                  <th>竞争对手A：{{ form.competitor.competitorA }}</th>
                  <th>竞争对手B：{{ form.competitor.competitorB }}</th>
                  <th>发现的市场缺口与核心痛点</th>
                </tr>
              </thead>
              <tbody>
                <tr v-for="row in form.competitor.rows" :key="row.key">
                  <td class="dimension-cell">{{ row.name }}</td>
                  <td><textarea v-model="row.competitorA" class="cell-textarea" /></td>
                  <td><textarea v-model="row.competitorB" class="cell-textarea" /></td>
                  <td><textarea v-model="row.gap" class="cell-textarea" /></td>
                </tr>
              </tbody>
            </table>
          </div>
          <label class="field-block">
            <span>我们的初步对策：</span>
            <textarea v-model="form.competitor.strategy" class="input-field" rows="5" placeholder="针对上述痛点，我们计划：" />
          </label>
        </section>

        <section v-show="currentStep === 3" class="step-content">
          <p class="task-desc">根据销量、市场增长率和相对市场份额，完成数据化选品判断。</p>
          <div class="training-table-wrap">
            <div class="table-title">汇总计算结果</div>
            <table class="training-data-table compact-table">
              <thead>
                <tr>
                  <th>产品类别</th>
                  <th>市场增长率（%）</th>
                  <th>市场增长率行业均值</th>
                  <th>相对市场份额（%）</th>
                  <th>相对市场份额均值</th>
                  <th>产品分类</th>
                </tr>
              </thead>
              <tbody>
                <tr v-for="row in form.dataSelection.rows" :key="row.category">
                  <td>{{ row.category }}</td>
                  <td><input v-model="row.growthRate" class="cell-input small-input" /></td>
                  <td>10%</td>
                  <td><input v-model="row.relativeShare" class="cell-input small-input" /></td>
                  <td>100%</td>
                  <td>
                    <select v-model="row.classification" class="cell-select">
                      <option value="">请选择</option>
                      <option>明星产品</option>
                      <option>现金牛产品</option>
                      <option>问题产品</option>
                      <option>瘦狗产品</option>
                    </select>
                  </td>
                </tr>
              </tbody>
            </table>
          </div>
          <label class="field-block">
            <span>请结合百度指数分析波士顿矩阵模型在数据化选品中的优缺点：</span>
            <textarea v-model="form.dataSelection.reflection" class="input-field" rows="5" />
          </label>
        </section>

        <section v-show="currentStep === 4" class="step-content">
          <p class="task-desc">基于以上分析，运用 SWOT 思路进行综合判断，并得出初步决策。</p>
          <label class="field-block">
            <span>我们的优势：</span>
            <textarea v-model="form.swot.strengths" class="input-field" rows="4" placeholder="团队在____方面有专长；可以采用____策略降低成本等。" />
          </label>
          <label class="field-block">
            <span>我们的劣势：</span>
            <textarea v-model="form.swot.weaknesses" class="input-field" rows="4" placeholder="已提取交互____；应避免与巨头在____方面直接竞争等。" />
          </label>
          <label class="field-block">
            <span>我们的机会：</span>
            <textarea v-model="form.swot.opportunities" class="input-field" rows="4" placeholder="宏观环境中的____趋势；竞争对手普遍存在的____短板。" />
          </label>
          <label class="field-block">
            <span>我们的威胁：</span>
            <textarea v-model="form.swot.threats" class="input-field" rows="4" placeholder="巨头的可能模仿；技术快速迭代等。" />
          </label>
          <label class="field-block">
            <span>结论：基于以上分析，给出具体结论，是否继续开发相关产品，开发什么样的产品</span>
            <textarea v-model="form.swot.conclusion" class="input-field" rows="6" />
          </label>
        </section>

        <div v-if="steps.length" class="step-actions">
          <el-button class="step-action-btn step-action-btn--previous" :disabled="currentStep === 1" @click="previousStep">
            <el-icon><ArrowLeft /></el-icon>
            上一步
          </el-button>
          <el-button class="step-action-btn step-action-btn--save" :loading="saving" @click="saveCurrentProgress">
            <el-icon><CircleCheck /></el-icon>
            保存当前进度
          </el-button>
          <el-button class="step-action-btn step-action-btn--next" :disabled="currentStep === steps.length" @click="nextStep">
            下一步
            <el-icon><ArrowRight /></el-icon>
          </el-button>
        </div>

        <div class="training-actions">
          <el-button class="training-action training-action--submit" :loading="saving" @click="submitTask">
            提交任务
          </el-button>
          <el-button class="training-action training-action--reset" @click="resetTraining">
            重新实训
          </el-button>
        </div>
        </section>
      </section>
    </main>

    <TrainingAiSidebar
      study-tip="当前步骤建议：先从政策、经济、社会、技术四类因素中提取关键现象，再判断对应的机会与风险。"
      reference-title="选品机会判断参考"
      reference-text="· 政治：政策补贴、标准认证、合规门槛<br />· 经济：价格带、采购成本、市场规模<br />· 社会：健康意识、家庭场景、消费偏好<br />· 技术：传感器、联网能力、数据分析能力"
      assist-text="可以把每个维度先写成“现象 -> 机会/风险”的句式，最后再汇总判断是否适合作为选品方向。"
      :progress-items="progressItems"
    />
  </div>
</template>

<script setup>
import { ArrowLeft, ArrowRight, CircleCheck, DataLine, Download } from "@element-plus/icons-vue";
import TrainingAiSidebar from "@/views/components/TrainingAiSidebar.vue";
import TrainingMaterialButton from "@/views/components/TrainingMaterialButton.vue";
import { getTrainingTaskByKey } from "@/api/trainingTask";
import { parseTrainingArray } from "@/views/training/taskKeyMap";
import { getStudentTrainingAnswer, saveStudentTrainingAnswer } from "@/api/studentTrainingAnswer";
import TrainingTaskToolbar from "@/views/components/TrainingTaskToolbar.vue";

const TASK_KEY = "market-opportunity-selection";
const { proxy } = getCurrentInstance();

const taskConfig = ref(null);
const saving = ref(false);
const currentStep = ref(1);
const briefOpen = ref(false);

const defaultRequirement = "市场机会识别与选品需要把宏观环境、竞争态势、需求数据和品类适配度结合起来，判断产品是否具备进入价值。";
const defaultBackground =
  "以智能空气监测仪/空气质量检测仪为例，学生需要从 PEST 四个维度识别外部环境中的机会与风险，并形成后续选品判断依据。";
const defaultGoals = [
  "掌握从宏观环境中识别产品机会的方法。",
  "能够使用 PEST 模型拆解品类机会与风险。",
  "能够为后续数据化选品和综合判断提供结构化依据。",
];

const pestRows = [
  {
    key: "political",
    label: "政治",
    factorPlaceholder: "填写政策、标准、认证、监管等因素",
    opportunityPlaceholder: "填写可能带来的机会或合规风险",
  },
  {
    key: "economic",
    label: "经济",
    factorPlaceholder: "填写价格带、市场规模、采购成本、消费能力等因素",
    opportunityPlaceholder: "填写市场容量、成本优势或价格风险",
  },
  {
    key: "social",
    label: "社会",
    factorPlaceholder: "填写健康意识、家庭场景、用户偏好等因素",
    opportunityPlaceholder: "填写用户需求、场景增长或接受度风险",
  },
  {
    key: "technology",
    label: "技术",
    factorPlaceholder: "填写传感器、联网、数据分析、产品稳定性等因素",
    opportunityPlaceholder: "填写技术差异化机会或落地风险",
  },
];

function createForm() {
  return {
    pest: {
      political: { factor: "", opportunity: "" },
      economic: { factor: "", opportunity: "" },
      social: { factor: "", opportunity: "" },
      technology: { factor: "", opportunity: "" },
    },
    competitor: {
      competitorA: "",
      competitorB: "",
      rows: [
        { key: "price", name: "核心产品与定价", competitorA: "", competitorB: "", gap: "" },
        { key: "selling", name: "核心卖点", competitorA: "", competitorB: "", gap: "" },
        { key: "review", name: "用户评价分析（聚焦中差评）", competitorA: "", competitorB: "", gap: "" },
      ],
      strategy: "",
    },
    dataSelection: {
      rows: [
        { category: "电饭煲", growthRate: "5.17%", relativeShare: "101.75%", classification: "现金牛产品" },
        { category: "扫地机器人", growthRate: "24.41%", relativeShare: "143.95%", classification: "明星产品" },
        { category: "咖啡机", growthRate: "18.67%", relativeShare: "37.64%", classification: "问题产品" },
        { category: "电动牙刷", growthRate: "2.36%", relativeShare: "41.74%", classification: "瘦狗产品" },
      ],
      reflection: "",
    },
    swot: {
      strengths: "",
      weaknesses: "",
      opportunities: "",
      threats: "",
      conclusion: "",
    },
  };
}

const form = ref(createForm());

const taskTitle = computed(() => taskConfig.value?.taskName || "市场机会识别与选品");
const taskBackground = computed(() => taskConfig.value?.background || defaultBackground);
const taskGoals = computed(() => parseArray(taskConfig.value?.objectives, defaultGoals));
const taskRequirement = computed(() => taskConfig.value?.requirements || defaultRequirement);
const flowSteps = computed(() => parseTrainingArray(taskConfig.value?.steps, []));
const steps = computed(() =>
  flowSteps.value.map((name, index) => ({
    no: index + 1,
    name,
  }))
);
const activeStepName = computed(() => steps.value[currentStep.value - 1]?.name || "");

watch(steps, (items) => {
  if (items.length && currentStep.value > items.length) {
    currentStep.value = items.length;
  }
});

const progressItems = computed(() => [
  { text: "进行中：PEST 四维度分析", status: "doing" },
  {
    text: isPestStarted.value ? "已填写：市场机会与风险" : "待完成：市场机会与风险",
    status: isPestStarted.value ? "done" : "",
  },
  { text: "待完成：导出实训结果", status: "" },
]);

const isPestStarted = computed(() =>
  Object.values(form.value.pest).some((item) => item.factor?.trim() || item.opportunity?.trim())
);

onMounted(async () => {
  await loadTaskConfig();
  await loadSavedAnswer();
});

async function loadTaskConfig() {
  try {
    const res = await getTrainingTaskByKey(TASK_KEY);
    taskConfig.value = res?.data || null;
  } catch (error) {
    taskConfig.value = null;
  }
}

async function loadSavedAnswer() {
  try {
    const res = await getStudentTrainingAnswer(TASK_KEY);
    const answer = res?.data;
    if (answer?.step1Answer) {
      applySavedAnswer(answer.step1Answer);
    }
  } catch (error) {
    // 保持页面可用，后端异常时不阻断学生填写。
  }
}

function parseArray(value, fallback) {
  if (Array.isArray(value)) {
    return value.length ? value : fallback;
  }
  if (!value) {
    return fallback;
  }
  try {
    const parsed = JSON.parse(value);
    return Array.isArray(parsed) && parsed.length ? parsed : fallback;
  } catch (error) {
    const list = String(value)
      .split(/[；;|]/)
      .map((item) => item.trim())
      .filter(Boolean);
    return list.length ? list : fallback;
  }
}

function applySavedAnswer(value) {
  try {
    const parsed = JSON.parse(value);
    if (!parsed || typeof parsed !== "object") return;
    const base = createForm();
    form.value = {
      ...base,
      ...parsed,
      pest: {
        ...base.pest,
        ...(parsed.pest || {}),
      },
      competitor: {
        ...base.competitor,
        ...(parsed.competitor || {}),
      },
      dataSelection: {
        ...base.dataSelection,
        ...(parsed.dataSelection || {}),
      },
      swot: {
        ...base.swot,
        ...(parsed.swot || {}),
      },
    };
    currentStep.value = Math.min(Math.max(Number(parsed.currentStep || 1), 1), 4);
  } catch (error) {
    // 忽略历史异常数据。
  }
}

function buildAnswerPayload(status) {
  const saveAction = status === "SUBMITTED" ? "SUBMIT" : status === "RESET" ? "RESET" : "SAVE";
  return {
    saveAction,
    currentStep: currentStep.value,
    step1Answer: JSON.stringify({
      taskKey: TASK_KEY,
      taskName: taskTitle.value,
      taskId: taskConfig.value?.id || "",
      currentStep: currentStep.value,
      flowSteps: flowSteps.value,
      ...form.value,
    }),
  };
}

async function persist(status = "IN_PROGRESS", silent = false) {
  saving.value = true;
  try {
    await saveStudentTrainingAnswer(TASK_KEY, buildAnswerPayload(status));
    if (!silent) {
      proxy?.$modal?.msgSuccess(status === "SUBMITTED" ? "提交成功" : "保存成功");
    }
  } catch (error) {
    if (!silent) {
      proxy?.$modal?.msgError?.(status === "SUBMITTED" ? "提交失败" : "保存失败");
    }
  } finally {
    saving.value = false;
  }
}

function saveCurrentProgress() {
  return persist("IN_PROGRESS");
}

function changeStep(targetStep) {
  const maxStep = steps.value.length;
  if (!maxStep) return;
  const next = Math.min(Math.max(Number(targetStep) || 1, 1), maxStep);
  if (next === currentStep.value) return;
  currentStep.value = next;
  void persist("IN_PROGRESS", true);
}

function previousStep() {
  changeStep(currentStep.value - 1);
}

function nextStep() {
  changeStep(currentStep.value + 1);
}

function submitTask() {
  return persist("SUBMITTED");
}

async function resetTraining() {
  form.value = createForm();
  currentStep.value = 1;
  await persist("RESET");
}

function exportOutcome() {
  const content = {
    taskName: taskTitle.value,
    flowSteps: flowSteps.value,
    currentStep: currentStep.value,
    ...form.value,
  };
  const blob = new Blob([JSON.stringify(content, null, 2)], { type: "application/json;charset=utf-8" });
  const url = URL.createObjectURL(blob);
  const link = document.createElement("a");
  link.href = url;
  link.download = `${taskTitle.value || "市场机会识别与选品"}-实训结果.json`;
  link.click();
  URL.revokeObjectURL(url);
}
</script>

<style lang="scss" scoped>
/* ============================================================
 * 市场机会识别与选品 · 教育蓝极简风格
 * ============================================================ */
.market-selection-page {
  /* 主色：教育蓝 */
  --student-accent: #2563eb;
  --student-accent-deep: #1d4ed8;
  --student-accent-light: #3b82f6;
  --student-accent-soft: #eff6ff;
  /* 语义色 */
  --student-danger: #ef4444;
  --student-success: #2ba471;
  /* 结构色 */
  --student-panel-border: #e5e7eb;
  --student-card-bg: #ffffff;
  --student-panel-bg: #fafbfc;
  --student-text: #1f2937;
  --student-text-secondary: #6b7280;
  /* Element Plus 主色：教育蓝 */
  --el-color-primary: #2563eb;
  --el-color-primary-light-3: #60a5fa;
  --el-color-primary-light-5: #93c5fd;
  --el-color-primary-light-7: #bfdbfe;
  --el-color-primary-light-8: #dbeafe;
  --el-color-primary-light-9: #eff6ff;
  --el-color-primary-dark-2: #1d4ed8;
  --el-input-hover-border-color: #3b82f6;
  --el-input-focus-border-color: #2563eb;
  --el-input-focus-ring-color: rgba(59, 130, 246, 0.15);
  /* 字号梯度 */
  --student-fs-display: 17px;
  --student-fs-h1: 15px;
  --student-fs-h2: 14px;
  --student-fs-h3: 13px;
  --student-fs-body: 13px;
  --student-fs-body-sm: 12px;
  --student-fs-caption: 11px;
  --student-fs-button: 13px;
  --student-fs-button-lg: 13px;
  --student-fs-data: 14px;

  min-width: 0;
  color: var(--student-text);
}

.training-core {
  display: grid;
  gap: 12px;
  align-content: start;
}

/* ===== task-header ===== */
.task-header {
  position: relative;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin: 0;
  padding: 18px 20px 18px 24px;
  border: 1px solid var(--student-panel-border);
  border-radius: 12px;
  background: var(--student-card-bg);
  overflow: hidden;

  &::before {
    content: "";
    position: absolute;
    top: 0;
    bottom: 0;
    left: 0;
    width: 4px;
    background: var(--student-accent);
  }
}

.task-head-main {
  display: grid;
  justify-items: start;
  gap: 8px;
  min-width: 0;
  flex: 1 1 auto;
}





.task-title {
  margin: 0;
  color: var(--student-text);
  font-size: var(--student-fs-display);
  line-height: 1.4;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.task-brief {
  margin: 0;
  color: var(--student-text-secondary);
  font-size: var(--student-fs-body-sm);
  line-height: 1.65;
  max-width: 100%;
}

.task-brief-text {
  display: -webkit-box;
  overflow: hidden;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 1;
}

.task-brief-toggle {
  margin-left: 6px;
  padding: 0;
  border: 0;
  color: var(--student-accent);
  background: transparent;
  font: inherit;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;

  &:hover {
    color: var(--student-accent-deep);
    text-decoration: underline;
  }
}

.task-brief-more {
  display: grid;
  gap: 6px;
  margin-top: 8px;
  padding-top: 8px;
  border-top: 1px dashed #e5e7eb;

  b {
    color: var(--student-text);
    font-size: var(--student-fs-body-sm);
  }

  ul {
    display: grid;
    gap: 3px;
    margin: 0;
    padding-left: 18px;
    color: var(--student-text-secondary);
    font-size: var(--student-fs-body-sm);
    line-height: 1.6;
  }

  p {
    margin: 0;
    color: var(--student-text-secondary);
    font-size: var(--student-fs-body-sm);
    line-height: 1.6;
  }
}

.market-selection-toolbar {
  flex: 0 0 auto;
  display: flex;
  gap: 8px;
  justify-content: flex-end;
  max-width: 100%;
}

.outline-action {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  min-height: 36px;
  height: 36px;
  padding: 0 14px;
  border: 1px solid rgba(37, 99, 235, 0.35);
  border-radius: 8px;
  color: var(--student-accent);
  background: #ffffff;
  font-family: inherit;
  font-size: var(--student-fs-button);
  font-weight: 600;
  cursor: pointer;
  transition: all 0.16s ease;

  .el-icon {
    font-size: 14px;
  }

  &:hover:not(:disabled) {
    border-color: var(--student-accent);
    background: var(--student-accent-soft);
    transform: translateY(-1px);
    box-shadow: 0 2px 6px rgba(37, 99, 235, 0.12);
  }
}

/* ===== task-card ===== */
.task-card {
  border: 0;
  background: transparent;
  display: grid;
  gap: 12px;
}

/* ===== step-title-row ===== */
.step-title-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 10px;
}

.step-title-main {
  display: grid;
  gap: 3px;
  min-width: 0;

  h3 {
    margin: 0;
    color: var(--student-text);
    font-size: var(--student-fs-h1);
    line-height: 1.4;
    font-weight: 700;
    letter-spacing: -0.01em;
  }
}

.section-eyebrow {
  display: inline-flex;
  align-items: center;
  margin: 0;
  padding: 0;
  color: var(--student-accent);
  font-family: var(--student-font-data);
  font-size: var(--student-fs-caption);
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.step-chip {
  flex: 0 0 auto;
  padding: 4px 10px;
  border: 1px solid #bfdbfe;
  border-radius: 999px;
  color: var(--student-accent);
  background: var(--student-accent-soft);
  font-size: var(--student-fs-caption);
  font-weight: 600;
  white-space: nowrap;
}

.step-desc {
  margin: 0 0 16px;
  color: #4b5563;
  font-size: var(--student-fs-body);
  line-height: 1.7;
}

.step-content {
  animation: fadeIn 0.2s ease;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}

.step-card {
  margin-bottom: 0;
  padding: 18px 20px;
  border: 1px solid var(--student-panel-border);
  border-radius: 12px;
  background: var(--student-card-bg);
}

/* ===== PEST 表格 ===== */
.pest-table-wrap {
  margin-top: 14px;
}

.table-title {
  margin-bottom: 12px;
  color: #2c4a6a;
  font-size: var(--student-fs-body);
  font-weight: 700;
}

.pest-table {
  overflow: hidden;
  border: 1px solid var(--student-panel-border);
  border-radius: 10px;
  background: #ffffff;
}

.pest-row {
  display: grid;
  grid-template-columns: 140px minmax(0, 1fr) minmax(0, 1fr);
  border-top: 1px solid #f0f1f3;

  > div,
  > textarea {
    min-height: 132px;
    border: 0;
    border-right: 1px solid #f0f1f3;
  }

  > :last-child {
    border-right: 0;
  }
}

.pest-row:first-child {
  border-top: 0;
}

.pest-head {
  background: #f9fafb;

  > div {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 46px;
    padding: 10px 12px;
    color: var(--student-text);
    font-weight: 700;
    text-align: center;
  }
}

.dimension-cell {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 14px;
  color: var(--student-text);
  font-weight: 700;
  text-align: center;
}

.pest-row textarea {
  width: 100%;
  padding: 14px 16px;
  outline: none;
  resize: vertical;
  color: var(--student-text);
  background: #ffffff;
  font-size: var(--student-fs-body);
  line-height: 1.65;
  border: 0;
  transition: background 0.16s ease, box-shadow 0.16s ease;

  &::placeholder {
    color: #9ca3af;
  }

  &:focus {
    background: #ffffff;
    box-shadow: inset 0 0 0 2px var(--student-accent);
  }
}

/* ===== 竞品字段 ===== */
.competitor-fields {
  display: flex;
  flex-wrap: wrap;
  gap: 40px;
  margin-bottom: 18px;

  label {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--student-text);
    font-weight: 600;
  }
}

.competitor-field {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: center;
  gap: 10px;
}

.input-single {
  width: 180px;
  min-height: 38px;
  padding: 0 12px;
  border: 1px solid #d1d5db;
  border-radius: 8px;
  color: var(--student-text);
  background: #ffffff;
  font-family: inherit;
  font-size: var(--student-fs-body);
  outline: none;
  transition: border-color 0.18s ease, box-shadow 0.18s ease;

  &::placeholder {
    color: #9ca3af;
  }

  &:focus {
    border-color: var(--student-accent);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
  }
}

/* ===== 数据表格 ===== */
.training-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--student-panel-border);
  border-radius: 10px;
  background: #ffffff;
}

.training-data-table {
  width: 100%;
  min-width: 820px;
  border-collapse: collapse;

  th,
  td {
    border: none;
    border-bottom: 1px solid #f0f1f3;
    padding: 10px 14px;
    vertical-align: top;
  }

  th {
    color: var(--student-text-secondary);
    background: #f9fafb;
    font-size: var(--student-fs-body-sm);
    font-weight: 700;
    text-align: left;
    letter-spacing: 0.02em;
    white-space: nowrap;
  }

  td {
    color: #374151;
    font-size: var(--student-fs-body-sm);
    line-height: 1.6;
    background: #ffffff;
  }

  tbody tr {
    transition: background 0.16s ease;

    &:hover {
      background: #f9fafb;
    }

    &:last-child td {
      border-bottom: none;
    }
  }
}

.compact-table {
  min-width: 720px;
}

.serial-cell {
  color: var(--student-text);
  font-weight: 600;
  text-align: center;
}

/* ===== 字段块 ===== */
.field-block {
  display: grid;
  gap: 8px;
  margin-top: 12px;
  color: #374151;
  font-size: var(--student-fs-body);
  font-weight: 600;

  > span {
    line-height: 1.6;
  }
}

.input-field,
.cell-input,
.cell-textarea,
.cell-select {
  width: 100%;
  border: 1px solid #d1d5db;
  border-radius: 8px;
  color: var(--student-text);
  background: #ffffff;
  font-family: inherit;
  font-size: var(--student-fs-body);
  outline: none;
  transition: border-color 0.18s ease, box-shadow 0.18s ease;

  &::placeholder {
    color: #9ca3af;
  }

  &:focus {
    border-color: var(--student-accent);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
  }
}

.input-field {
  min-height: 110px;
  padding: 12px 16px;
  line-height: 1.8;
  resize: vertical;
}

.cell-input,
.cell-select {
  min-height: 36px;
  padding: 8px 10px;
}

.small-input {
  max-width: 110px;
  text-align: center;
}

.cell-textarea {
  min-height: 96px;
  padding: 10px;
  line-height: 1.7;
  resize: vertical;
}

/* ===== 按钮 ===== */
.btn-nav,
.outline-action {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  min-height: 36px;
  height: 36px;
  padding: 0 14px;
  border: 1px solid rgba(37, 99, 235, 0.35);
  border-radius: 8px;
  color: var(--student-accent);
  background: #ffffff;
  font-family: inherit;
  font-size: var(--student-fs-button);
  font-weight: 600;
  cursor: pointer;
  transition: all 0.16s ease;

  .el-icon {
    font-size: 14px;
  }

  &:hover:not(:disabled) {
    border-color: var(--student-accent);
    background: var(--student-accent-soft);
    transform: translateY(-1px);
    box-shadow: 0 2px 6px rgba(37, 99, 235, 0.12);
  }

  &:disabled {
    cursor: not-allowed;
    opacity: 0.45;
    transform: none;
    box-shadow: none;
  }
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  min-height: 36px;
  height: 36px;
  padding: 0 14px;
  border: 1px solid var(--student-accent);
  border-radius: 8px;
  color: #ffffff;
  background: var(--student-accent);
  font-family: inherit;
  font-size: var(--student-fs-button);
  font-weight: 600;
  box-shadow: 0 1px 2px rgba(37, 99, 235, 0.2), 0 2px 8px rgba(37, 99, 235, 0.15);
  cursor: pointer;
  transition: all 0.16s ease;
  white-space: nowrap;

  .el-icon {
    font-size: 14px;
  }

  &:hover:not(:disabled) {
    border-color: var(--student-accent-deep);
    background: var(--student-accent-deep);
    transform: translateY(-1px);
    box-shadow: 0 2px 6px rgba(29, 78, 216, 0.3), 0 4px 12px rgba(29, 78, 216, 0.22);
  }

  &:active:not(:disabled) {
    transform: translateY(0);
  }
}

.btn-ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  min-height: 36px;
  height: 36px;
  padding: 0 14px;
  border: 1px solid rgba(37, 99, 235, 0.35);
  border-radius: 8px;
  color: var(--student-accent);
  background: #ffffff;
  font-family: inherit;
  font-size: var(--student-fs-button);
  font-weight: 600;
  cursor: pointer;
  transition: all 0.16s ease;
  white-space: nowrap;

  .el-icon {
    font-size: 14px;
  }

  &:hover:not(:disabled) {
    border-color: var(--student-accent);
    background: var(--student-accent-soft);
    transform: translateY(-1px);
    box-shadow: 0 2px 6px rgba(37, 99, 235, 0.12);
  }
}

.btn-save {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  min-height: 36px;
  height: 36px;
  padding: 0 14px;
  border: 1px solid #e5e7eb;
  border-radius: 8px;
  color: #4b5563;
  background: #f9fafb;
  font-family: inherit;
  font-size: var(--student-fs-button);
  font-weight: 600;
  cursor: pointer;
  transition: all 0.16s ease;
  white-space: nowrap;

  .el-icon {
    font-size: 14px;
  }

  &:hover:not(:disabled) {
    border-color: #d1d5db;
    background: #f3f4f6;
  }
}

.btn-submit {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  min-height: 36px;
  height: 36px;
  padding: 0 14px;
  border: 1px solid var(--student-accent);
  border-radius: 8px;
  color: #ffffff;
  background: var(--student-accent);
  font-family: inherit;
  font-size: var(--student-fs-button);
  font-weight: 600;
  box-shadow: 0 1px 2px rgba(37, 99, 235, 0.2), 0 2px 8px rgba(37, 99, 235, 0.15);
  cursor: pointer;
  transition: all 0.16s ease;
  white-space: nowrap;

  .el-icon {
    font-size: 14px;
  }

  &:hover:not(:disabled) {
    border-color: var(--student-accent-deep);
    background: var(--student-accent-deep);
    transform: translateY(-1px);
    box-shadow: 0 2px 6px rgba(29, 78, 216, 0.3), 0 4px 12px rgba(29, 78, 216, 0.22);
  }
}

/* ===== 底部导航 ===== */
.step-navigation {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-top: 16px;
  padding: 12px 16px;
  border: 1px solid var(--student-panel-border);
  border-radius: 10px;
  background: #ffffff;
}

.step-nav-left,
.step-nav-right {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: nowrap;
}

.step-nav-right {
  margin-left: auto;
}

.step-progress {
  color: var(--student-text-secondary);
  font-family: var(--student-font-data);
  font-size: var(--student-fs-caption);
  font-weight: 700;
  letter-spacing: 0.05em;
  white-space: nowrap;
}

.training-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 14px;
  margin-top: 24px;
}

/* ===== 响应式 ===== */
@media (max-width: 1100px) {
  .step-nav-right {
    margin-left: 0;
  }
}

@media (max-width: 900px) {
  .task-header {
    flex-direction: column;
  }

  .step-navigation {
    flex-direction: column;
    align-items: stretch;
  }

  .step-nav-left,
  .step-nav-right {
    justify-content: center;
  }

  .btn-nav,
  .btn-primary,
  .btn-ghost,
  .btn-save,
  .btn-submit {
    width: 100%;
  }
}

@media (max-width: 760px) {
  .pest-table {
    overflow-x: auto;
  }

  .pest-row {
    grid-template-columns: 110px repeat(2, minmax(220px, 1fr));
    min-width: 650px;
  }
}
</style>

<style lang="scss">
/* ============================================================
 * 步骤导航：分段连接胶囊（教育蓝主题）
 * ============================================================ */
#app .studentLayout section.app-main:has(.market-selection-page) .step-indicator {
  display: flex !important;
  flex-wrap: nowrap !important;
  align-items: stretch !important;
  justify-content: center !important;
  gap: 0 !important;
  width: 100% !important;
  margin: 0 0 20px !important;
  padding: 0 !important;
  border: none !important;
  border-radius: 0 !important;
  background: transparent !important;
  box-shadow: none !important;

  .step-tab {
    flex: 1 1 0 !important;
    max-width: 240px !important;
    display: flex !important;
    flex-direction: row !important;
    align-items: center !important;
    justify-content: center !important;
    gap: 8px !important;
    min-width: 0 !important;
    height: auto !important;
    min-height: 40px !important;
    margin: 0 !important;
    padding: 8px 14px !important;
    border: 1px solid #e5e7eb !important;
    border-right: none !important;
    border-radius: 0 !important;
    background: #ffffff !important;
    box-shadow: none !important;
    color: #6b7280 !important;
    font-size: 13px !important;
    font-weight: 600 !important;
    line-height: 1.3 !important;
    white-space: normal !important;
    text-align: center !important;
    cursor: pointer;
    transition: all 0.16s ease !important;

    &:first-child {
      border-radius: 8px 0 0 8px !important;
    }

    &:last-child {
      border-radius: 0 8px 8px 0 !important;
      border-right: 1px solid #e5e7eb !important;
    }

    .step-bar { display: none !important; }

    .step-no {
      position: static !important;
      flex: 0 0 auto !important;
      display: inline-flex !important;
      align-items: center !important;
      justify-content: center !important;
      min-width: 22px !important;
      height: 22px !important;
      padding: 0 5px !important;
      border-radius: 6px !important;
      background: #f3f4f6 !important;
      color: #6b7280 !important;
      font-family: var(--student-font-data), ui-monospace, "SF Mono", Consolas, monospace !important;
      font-size: 12px !important;
      font-weight: 700 !important;
      line-height: 1 !important;
      transition: all 0.16s ease !important;

      &::after { display: none !important; }
    }

    .step-name { color: inherit !important; }

    &:hover:not(.active):not(.complete) {
      border-color: #2563eb !important;
      background: #eff6ff !important;
      color: #2563eb !important;
      z-index: 1 !important;

      .step-no { background: #2563eb !important; color: #ffffff !important; }
    }

    &.complete:not(.active) {
      border-color: #e5e7eb !important;
      color: #374151 !important;

      .step-no { background: rgba(43, 164, 113, 0.12) !important; color: #16915f !important; }

      &:hover {
        border-color: #2ba471 !important;
        background: #f0fdf6 !important;
        z-index: 1 !important;
        .step-no { background: #2ba471 !important; color: #ffffff !important; }
      }
    }

    &.active {
      border-color: #2563eb !important;
      background: #2563eb !important;
      color: #ffffff !important;
      font-weight: 700 !important;
      z-index: 2 !important;

      .step-no { background: #ffffff !important; color: #2563eb !important; }

      &:hover {
        background: #1d4ed8 !important;
        border-color: #1d4ed8 !important;
      }
    }
  }
}

@media (max-width: 900px) {
  #app .studentLayout section.app-main:has(.market-selection-page) .step-indicator {
    justify-content: flex-start !important;
    overflow-x: auto !important;
  }

  #app .studentLayout section.app-main:has(.market-selection-page) .step-indicator .step-tab {
    flex: 0 0 140px !important;
    max-width: none !important;
  }
}

/* ============================================================
 * 共用组件换肤：TrainingMaterialButton 资料按钮
 * ============================================================ */
.market-selection-page .market-selection-toolbar .material-button.el-button {
  height: 34px !important;
  min-height: 34px !important;
  border: 1px solid rgba(37, 99, 235, 0.35) !important;
  border-radius: 8px !important;
  color: #2563eb !important;
  background: #ffffff !important;
  font-size: 13px !important;
  font-weight: 600 !important;
  transition:
    border-color 0.16s ease,
    background 0.16s ease,
    color 0.16s ease,
    box-shadow 0.16s ease !important;

  &:hover {
    border-color: #2563eb !important;
    color: #2563eb !important;
    background: #eff6ff !important;
    box-shadow: 0 2px 6px rgba(37, 99, 235, 0.12) !important;
  }

  &.is-plain {
    border-color: #e5e7eb !important;
    color: #9ca3af !important;
    &:hover {
      border-color: #e5e7eb !important;
      color: #9ca3af !important;
      background: #ffffff !important;
      box-shadow: none !important;
    }
  }
}

/* ============================================================
 * 顶部导出按钮（outline-action）
 * ============================================================ */
.market-selection-page .market-selection-toolbar > button.outline-action {
  display: inline-flex !important;
  align-items: center !important;
  justify-content: center !important;
  gap: 6px !important;
  height: 34px !important;
  min-height: 34px !important;
  padding: 0 14px !important;
  border: 1px solid rgba(37, 99, 235, 0.35) !important;
  border-radius: 8px !important;
  color: #2563eb !important;
  background: #ffffff !important;
  font-size: 13px !important;
  font-weight: 600 !important;
  line-height: 1 !important;
  transition:
    border-color 0.16s ease,
    background 0.16s ease,
    color 0.16s ease,
    box-shadow 0.16s ease !important;

  &:hover {
    border-color: #2563eb !important;
    color: #2563eb !important;
    background: #eff6ff !important;
    box-shadow: 0 2px 6px rgba(37, 99, 235, 0.12) !important;
    transform: none !important;
  }
}

/* ============================================================
 * 底部步骤按钮（step-actions）
 * ============================================================ */
.market-selection-page .step-actions {
  display: flex !important;
  flex-wrap: wrap !important;
  align-items: center !important;
  gap: 14px !important;
  margin-top: 20px !important;
}

.market-selection-page .step-actions .step-action-btn {
  display: inline-flex !important;
  align-items: center !important;
  justify-content: center !important;
  gap: 8px !important;
  height: 34px !important;
  min-height: 34px !important;
  padding: 0 14px !important;
  border: 1px solid rgba(37, 99, 235, 0.35) !important;
  border-radius: 8px !important;
  color: #2563eb !important;
  background: #ffffff !important;
  font-size: 13px !important;
  font-weight: 700 !important;
  line-height: 1 !important;
  transition:
    transform 0.16s ease,
    border-color 0.16s ease,
    background 0.16s ease,
    box-shadow 0.16s ease !important;
}

.market-selection-page .step-actions .step-action-btn:hover:not(:disabled) {
  transform: translateY(-1px) !important;
  border-color: #2563eb !important;
  color: #2563eb !important;
  background: #eff6ff !important;
  box-shadow: 0 3px 10px rgba(37, 99, 235, 0.12) !important;
}

.market-selection-page .step-actions .step-action-btn--next,
.market-selection-page .step-actions .step-action-btn--previous {
  border-color: rgba(37, 99, 235, 0.35) !important;
  color: #2563eb !important;
}

.market-selection-page .step-actions .step-action-btn--save {
  border: 1px solid #e5e7eb !important;
  background: #f3f4f6 !important;
  color: #374151 !important;
}

/* ============================================================
 * 底部提交/重置按钮（training-actions）
 * ============================================================ */
.market-selection-page .training-actions .el-button {
  min-width: 112px !important;
  height: 34px !important;
  padding: 0 14px !important;
  border: 1px solid rgba(37, 99, 235, 0.35) !important;
  border-radius: 8px !important;
  color: #2563eb !important;
  background: #ffffff !important;
  font-size: 13px !important;
  font-weight: 700 !important;
  transition:
    border-color 0.16s ease,
    background 0.16s ease,
    color 0.16s ease,
    box-shadow 0.16s ease !important;
}

.market-selection-page .training-actions .el-button:hover:not(.is-disabled) {
  transform: translateY(-1px) !important;
  border-color: #2563eb !important;
  color: #2563eb !important;
  background: #eff6ff !important;
  box-shadow: 0 3px 10px rgba(37, 99, 235, 0.12) !important;
}

.market-selection-page .training-actions .training-action--submit {
  border-color: #2563eb !important;
  color: #ffffff !important;
  background: #2563eb !important;
  box-shadow: 0 3px 10px rgba(37, 99, 235, 0.28) !important;
}

.market-selection-page .training-actions .training-action--submit:hover:not(.is-disabled) {
  border-color: #1d4ed8 !important;
  background: #1d4ed8 !important;
  box-shadow: 0 5px 14px rgba(29, 78, 216, 0.32) !important;
}

.market-selection-page .training-actions .training-action--reset {
  border: 1px solid #e5e7eb !important;
  background: #f3f4f6 !important;
  color: #374151 !important;
}
</style>