import { Ionicons } from '@expo/vector-icons';
import { useLocalSearchParams, useRouter } from 'expo-router';
import { useEffect, useState } from 'react';
import {
  ActivityIndicator,
  Alert,
  KeyboardAvoidingView,
  Modal,
  Platform,
  Pressable,
  ScrollView,
  StyleSheet,
  Text,
  TextInput,
  View,
} from 'react-native';
import { SafeAreaView } from 'react-native-safe-area-context';
import Svg, { Circle, Line, Polygon, Text as SvgText } from 'react-native-svg';
import { RatingStars, STAR_COLOR } from '../../components/RatingStars';
import { useFavorites, useJobDetail } from '../../src/hooks';
import { buildJobShareText } from '../../src/api';
import {
  REVIEW_DIMENSIONS,
  REVIEW_TAG_SUGGESTIONS,
} from '../../src/constants';
import { shareText } from '../../src/lib/shareFile';
import {colors, spacing} from '../../src/theme';
import { formatThousands } from '../../src/utils';
import type {
  EmployeeReview,
  JobDimensionScore,
  JobReviewCreateInput,
  JobReviewSummary,
} from '../../src/types';

/* ===================== 雷达图（6 维度，SVG 绘制） ===================== */

/** 六边形雷达图：同心网格 + 轴线 + 数据多边形 + 维度标签 */
function RadarChart({
  dimensions,
  size = 160,
}: {
  dimensions: JobDimensionScore[];
  size?: number;
}) {
  const cx = size / 2;
  const cy = size / 2;
  const count = dimensions.length;
  // 数据/网格最大半径（预留标签空间）
  const R = size / 2 - 36;
  const labelR = R + 16;
  const levels = [0.25, 0.5, 0.75, 1];
  const angleFor = (i: number) => (-90 + i * (360 / count)) * (Math.PI / 180);
  const pointFor = (i: number, ratio: number) => ({
    x: cx + R * ratio * Math.cos(angleFor(i)),
    y: cy + R * ratio * Math.sin(angleFor(i)),
  });
  const polygonPoints = (ratio: number) =>
    dimensions
      .map((_, i) => {
        const p = pointFor(i, ratio);
        return `${p.x},${p.y}`;
      })
      .join(' ');

  const dataPoints = dimensions.map((d, i) => pointFor(i, d.value / 100));

  return (
    <Svg width={size} height={size}>
      {/* 同心网格 */}
      {levels.map((ratio) => (
        <Polygon
          key={ratio}
          points={polygonPoints(ratio)}
          fill="none"
          stroke={colors.border}
          strokeWidth={1}
        />
      ))}
      {/* 轴线 */}
      {dimensions.map((_, i) => {
        const p = pointFor(i, 1);
        return (
          <Line key={i} x1={cx} y1={cy} x2={p.x} y2={p.y} stroke={colors.border} strokeWidth={1} />
        );
      })}
      {/* 数据多边形 */}
      <Polygon
        points={dataPoints.map((p) => `${p.x},${p.y}`).join(' ')}
        fill={colors.primary}
        fillOpacity={0.15}
        stroke={colors.primary}
        strokeWidth={2}
      />
      {/* 数据点 */}
      {dataPoints.map((p, i) => (
        <Circle key={i} cx={p.x} cy={p.y} r={3} fill={colors.primary} />
      ))}
      {/* 维度标签 */}
      {dimensions.map((d, i) => {
        const lx = cx + labelR * Math.cos(angleFor(i));
        const ly = cy + labelR * Math.sin(angleFor(i));
        return (
          <SvgText
            key={d.id}
            x={lx}
            y={ly}
            fontSize={10}
            fill={colors.textSecondary}
            textAnchor="middle"
            alignmentBaseline="middle"
          >
            {d.name}
          </SvgText>
        );
      })}
    </Svg>
  );
}

/* ===================== 子组件 ===================== */

/** 顶部导航：返回 + 标题 + 收藏 + 分享（onShare 缺省时不渲染分享按钮，避免留下点了没反应的入口） */
function Header({
  onBack,
  onShare,
  favorited,
  onToggleFavorite,
}: {
  onBack: () => void;
  onShare?: () => void;
  favorited?: boolean;
  onToggleFavorite?: () => void;
}) {
  return (
    <View style={styles.header}>
      <Pressable style={styles.headerBtn} onPress={onBack} hitSlop={8}>
        <Ionicons name="chevron-back" size={24} color={colors.textPrimary} />
      </Pressable>
      <Text style={styles.headerTitle}>岗位详情</Text>
      <View style={{ flexDirection: 'row' }}>
        {onToggleFavorite ? (
          <Pressable style={styles.headerBtnRight} onPress={onToggleFavorite} hitSlop={8}>
            <Ionicons
              name={favorited ? 'heart' : 'heart-outline'}
              size={22}
              color={favorited ? colors.primary : colors.textPrimary}
            />
          </Pressable>
        ) : null}
        {onShare ? (
          <Pressable style={styles.headerBtnRight} onPress={onShare} hitSlop={8}>
            <Ionicons name="share-social-outline" size={22} color={colors.textPrimary} />
          </Pressable>
        ) : null}
      </View>
    </View>
  );
}

/** 分区标题：竖条装饰 + 标题 + 可选右侧链接 */
function SectionTitle({
  title,
  link,
  onLink,
}: {
  title: string;
  link?: string;
  onLink?: () => void;
}) {
  return (
    <View style={styles.sectionHeader}>
      <View style={styles.sectionBar} />
      <Text style={styles.sectionTitle}>{title}</Text>
      {link ? (
        <Pressable style={styles.sectionLinkBtn} onPress={onLink} hitSlop={8}>
          <Text style={styles.sectionLink}>{link} &gt;</Text>
        </Pressable>
      ) : null}
    </View>
  );
}

/* ===================== 评价：汇总 / 卡片 / 编辑器 ===================== */

/**
 * 评价汇总卡：平均分 + 星级分布 + 热门标签。
 * 无评价时不渲染（空态由下方「暂无员工评价」承担，避免两个空块叠着）。
 */
function ReviewSummaryCard({ summary }: { summary: JobReviewSummary }) {
  if (summary.total === 0) return null;
  const maxCount = Math.max(1, ...summary.distribution.map((d) => d.count));
  return (
    <View style={styles.card}>
      <View style={styles.summaryTop}>
        <View style={styles.summaryScoreCol}>
          <Text style={styles.summaryScore}>{summary.averageRating.toFixed(1)}</Text>
          <RatingStars value={Math.round(summary.averageRating)} size={13} />
          <Text style={styles.summaryTotal}>{summary.total} 条真实评价</Text>
        </View>
        <View style={styles.summaryBars}>
          {summary.distribution.map((d) => (
            <View key={d.rating} style={styles.summaryBarRow}>
              <Text style={styles.summaryBarLabel}>{d.rating}星</Text>
              <View style={styles.summaryBarTrack}>
                <View
                  style={[
                    styles.summaryBarFill,
                    { width: `${Math.round((d.count / maxCount) * 100)}%` },
                  ]}
                />
              </View>
              <Text style={styles.summaryBarCount}>{d.count}</Text>
            </View>
          ))}
        </View>
      </View>
      {summary.topTags.length > 0 ? (
        <View style={styles.reviewTags}>
          {summary.topTags.map((tag) => (
            <View key={tag} style={styles.reviewTag}>
              <Text style={styles.reviewTagText}>{tag}</Text>
            </View>
          ))}
        </View>
      ) : null}
    </View>
  );
}

/**
 * 单条评价卡。
 * `canEdit` 为真（本人评价）时展示「编辑 / 删除」；八维评分按行铺开，
 * 未打分的维度不渲染，避免一屏全是 0 分占位。
 */
function ReviewCard({
  review,
  onEdit,
  onDelete,
}: {
  review: EmployeeReview;
  onEdit: () => void;
  onDelete: () => void;
}) {
  const scoredDims = REVIEW_DIMENSIONS.filter(
    (dim) => (review.dimensionScores?.[dim.key] ?? 0) > 0,
  );
  return (
    <View style={styles.card}>
      <View style={styles.reviewHeader}>
        <Text style={styles.reviewName}>{review.userName}</Text>
        <Text style={styles.reviewRole}>{review.userRole}</Text>
        <Text style={styles.reviewTime}>{review.time}</Text>
      </View>
      {typeof review.rating === 'number' && review.rating > 0 ? (
        <View style={styles.reviewRatingRow}>
          <RatingStars value={review.rating} size={13} />
          <Text style={styles.reviewRatingText}>{review.rating}.0</Text>
        </View>
      ) : null}
      <Text style={styles.reviewContent}>{review.content}</Text>
      {scoredDims.length > 0 ? (
        <View style={styles.dimGrid}>
          {scoredDims.map((dim) => (
            <View key={dim.key} style={styles.dimCell}>
              <Text style={styles.dimLabel}>{dim.label}</Text>
              <Text style={styles.dimValue}>{review.dimensionScores?.[dim.key]}</Text>
            </View>
          ))}
        </View>
      ) : null}
      {review.tags.length > 0 ? (
        <View style={styles.reviewTags}>
          {review.tags.map((tag) => (
            <View key={tag} style={styles.reviewTag}>
              <Text style={styles.reviewTagText}>{tag}</Text>
            </View>
          ))}
        </View>
      ) : null}
      {review.canEdit ? (
        <View style={styles.reviewActions}>
          <Pressable style={styles.reviewActionBtn} onPress={onEdit} hitSlop={6}>
            <Ionicons name="create-outline" size={14} color={colors.primaryText} />
            <Text style={styles.reviewActionText}>编辑</Text>
          </Pressable>
          <Pressable style={styles.reviewActionBtn} onPress={onDelete} hitSlop={6}>
            <Ionicons name="trash-outline" size={14} color={colors.dangerText} />
            <Text style={[styles.reviewActionText, styles.reviewActionDanger]}>删除</Text>
          </Pressable>
        </View>
      ) : null}
    </View>
  );
}

/** 编辑器初值：新建时全 0，编辑时用已有评价回填 */
interface ReviewDraft {
  rating: number;
  content: string;
  tags: string[];
  dimensionScores: Record<string, number>;
}

const EMPTY_DRAFT: ReviewDraft = { rating: 0, content: '', tags: [], dimensionScores: {} };

function draftFromReview(review: EmployeeReview | null): ReviewDraft {
  if (!review) return EMPTY_DRAFT;
  return {
    rating: review.rating ?? 0,
    content: review.content,
    tags: [...review.tags],
    dimensionScores: { ...(review.dimensionScores ?? {}) },
  };
}

/**
 * 评价编辑器（新建 / 编辑共用）。
 * 后端要求 rating + 八维 + 标签 + 正文一起提交，故不能再沿用底部的单行输入框。
 * 校验在提交前做：综合评分必填、正文必填。
 */
function ReviewEditorModal({
  visible,
  initial,
  submitting,
  onClose,
  onSubmit,
}: {
  visible: boolean;
  /** 编辑时传入被编辑的评价；新建传 null */
  initial: EmployeeReview | null;
  submitting: boolean;
  onClose: () => void;
  onSubmit: (input: JobReviewCreateInput) => void;
}) {
  const [draft, setDraft] = useState<ReviewDraft>(EMPTY_DRAFT);

  // 每次打开时按 initial 重置，避免上一次的残留内容带进新一次编辑
  useEffect(() => {
    if (visible) setDraft(draftFromReview(initial));
  }, [visible, initial]);

  const toggleTag = (tag: string) => {
    setDraft((prev) => ({
      ...prev,
      tags: prev.tags.includes(tag)
        ? prev.tags.filter((t) => t !== tag)
        : [...prev.tags, tag],
    }));
  };

  const setDimension = (key: string, score: number) => {
    setDraft((prev) => ({
      ...prev,
      dimensionScores: { ...prev.dimensionScores, [key]: score },
    }));
  };

  const handleSubmit = () => {
    if (draft.rating <= 0) {
      Alert.alert('提示', '请先给一个综合评分');
      return;
    }
    if (!draft.content.trim()) {
      Alert.alert('提示', '请先输入你的评价内容');
      return;
    }
    onSubmit({
      rating: draft.rating,
      content: draft.content.trim(),
      tags: draft.tags,
      // 未打分的维度补 0，键齐全便于后端按八维落库
      dimensionScores: REVIEW_DIMENSIONS.reduce<Record<string, number>>((acc, dim) => {
        acc[dim.key] = draft.dimensionScores[dim.key] ?? 0;
        return acc;
      }, {}),
    });
  };

  return (
    <Modal visible={visible} transparent animationType="slide" onRequestClose={onClose}>
      <KeyboardAvoidingView
        style={styles.modalMask}
        behavior={Platform.OS === 'ios' ? 'padding' : undefined}
      >
        <View style={styles.modalSheet}>
          <View style={styles.modalHeader}>
            <Text style={styles.modalTitle}>{initial ? '编辑评价' : '写评价'}</Text>
            <Pressable onPress={onClose} hitSlop={8} accessibilityLabel="关闭">
              <Ionicons name="close" size={22} color={colors.textSecondary} />
            </Pressable>
          </View>
          <ScrollView style={styles.modalBody} keyboardShouldPersistTaps="handled">
            <Text style={styles.fieldLabel}>综合评分</Text>
            <View style={styles.ratingRow}>
              <RatingStars
                value={draft.rating}
                size={26}
                onChange={(next) => setDraft((prev) => ({ ...prev, rating: next }))}
              />
              <Text style={styles.ratingHint}>
                {draft.rating > 0 ? `${draft.rating} 分` : '点击星星打分'}
              </Text>
            </View>

            <Text style={styles.fieldLabel}>分项评分（选填）</Text>
            <View style={styles.dimEditor}>
              {REVIEW_DIMENSIONS.map((dim) => (
                <View key={dim.key} style={styles.dimEditorRow}>
                  <Text style={styles.dimEditorLabel}>{dim.label}</Text>
                  <RatingStars
                    value={draft.dimensionScores[dim.key] ?? 0}
                    size={16}
                    onChange={(next) => setDimension(dim.key, next)}
                  />
                </View>
              ))}
            </View>

            <Text style={styles.fieldLabel}>标签（选填，可多选）</Text>
            <View style={styles.tagPicker}>
              {REVIEW_TAG_SUGGESTIONS.map((tag) => {
                const active = draft.tags.includes(tag);
                return (
                  <Pressable
                    key={tag}
                    style={[styles.tagChip, active && styles.tagChipActive]}
                    onPress={() => toggleTag(tag)}
                  >
                    <Text style={[styles.tagChipText, active && styles.tagChipTextActive]}>
                      {tag}
                    </Text>
                  </Pressable>
                );
              })}
            </View>

            <Text style={styles.fieldLabel}>评价内容</Text>
            <TextInput
              style={styles.modalInput}
              placeholder="说说这个岗位的真实情况，帮助更多人做判断..."
              placeholderTextColor={colors.textHint}
              value={draft.content}
              onChangeText={(text) => setDraft((prev) => ({ ...prev, content: text }))}
              multiline
              maxLength={500}
            />
            <Text style={styles.counterText}>{draft.content.length}/500</Text>
          </ScrollView>

          <View style={styles.modalFooter}>
            <Pressable
              style={[styles.submitBtn, submitting && styles.submitBtnDisabled]}
              onPress={handleSubmit}
              disabled={submitting}
            >
              {submitting ? (
                <ActivityIndicator size="small" color={colors.white} />
              ) : (
                <Text style={styles.submitText}>{initial ? '保存修改' : '发布评价'}</Text>
              )}
            </Pressable>
          </View>
        </View>
      </KeyboardAvoidingView>
    </Modal>
  );
}

/* ===================== 页面 ===================== */

export default function JobDetailScreen() {
  const { id } = useLocalSearchParams<{ id: string }>();
  const router = useRouter();
  const {
    detail,
    overallScore,
    salaryData,
    reviews,
    reviewSummary,
    loading,
    error,
    refresh,
    publishReview,
    editReview,
    removeReview,
  } = useJobDetail(id);
  const [editorOpen, setEditorOpen] = useState(false);
  /** 正在编辑的评价；null = 新建 */
  const [editing, setEditing] = useState<EmployeeReview | null>(null);
  const [submitting, setSubmitting] = useState(false);

  /**
   * 本人已发布的评价。后端约束「同一学生对同一岗位仅一条」，故取第一条 canEdit 即可。
   * 有它时底部按钮变「编辑我的评价」，避免用户以为能发第二条。
   */
  const myReview = reviews.find((r) => r.canEdit) ?? null;

  // 收藏态：用已收藏 id 集合判断是否已收藏（仅 STUDENT 可收藏）
  const { favoriteIds, toggle: toggleFavorite } = useFavorites();
  const favorited = id ? favoriteIds.has(id) : false;

  /**
   * 分享岗位：把当前岗位拼成文本经系统分享面板发出。
   * `ok` 只代表面板已拉起，不能据此提示「分享成功」，只在失败时说明原因（见 lib/shareFile）。
   */
  const handleShare = async () => {
    if (!detail) return;
    const outcome = await shareText(
      buildJobShareText(detail, overallScore, salaryData, reviews.length),
      `${detail.positionName}｜${detail.companyName}`,
    );
    if (!outcome.ok) Alert.alert('无法分享', outcome.message);
  };

  const openCreate = () => {
    setEditing(null);
    setEditorOpen(true);
  };

  const openEdit = (review: EmployeeReview) => {
    setEditing(review);
    setEditorOpen(true);
  };

  // 新建 / 编辑共用一个提交口：编辑时忽略岗位覆盖，新建时由 hook 补岗位 id
  const handleSubmitReview = async (input: JobReviewCreateInput) => {
    setSubmitting(true);
    try {
      if (editing) {
        await editReview(editing.id, input);
      } else {
        await publishReview(input);
      }
      setEditorOpen(false);
      setEditing(null);
    } catch (e) {
      Alert.alert(editing ? '保存失败' : '发布失败', (e as Error).message || '请稍后重试');
    } finally {
      setSubmitting(false);
    }
  };

  // 删除前二次确认：评价删掉不可恢复，不做静默删除
  const handleDeleteReview = (review: EmployeeReview) => {
    Alert.alert('删除评价', '删除后无法恢复，确定要删除这条评价吗？', [
      { text: '取消', style: 'cancel' },
      {
        text: '删除',
        style: 'destructive',
        onPress: async () => {
          try {
            await removeReview(review.id);
          } catch (e) {
            Alert.alert('删除失败', (e as Error).message || '请稍后重试');
          }
        },
      },
    ]);
  };

  // 错误态
  if (error) {
    return (
      <SafeAreaView style={styles.safeArea} edges={['top', 'bottom']}>
        <Header onBack={() => router.back()} favorited={false} onToggleFavorite={() => {}} />
        <View style={styles.stateWrap}>
          <Text style={styles.stateText}>加载失败，请重试</Text>
          <Pressable style={styles.retryBtn} onPress={refresh}>
            <Text style={styles.retryText}>重试</Text>
          </Pressable>
        </View>
      </SafeAreaView>
    );
  }

  // 加载态
  if (loading || !detail || !overallScore || !salaryData) {
    return (
      <SafeAreaView style={styles.safeArea} edges={['top', 'bottom']}>
        <Header onBack={() => router.back()} favorited={false} onToggleFavorite={() => {}} />
        <View style={styles.stateWrap}>
          <ActivityIndicator size="large" color={colors.primary} />
        </View>
      </SafeAreaView>
    );
  }

  return (
    <SafeAreaView style={styles.safeArea} edges={['top', 'bottom']}>
      <Header
        onBack={() => router.back()}
        onShare={handleShare}
        favorited={favorited}
        onToggleFavorite={id ? () => toggleFavorite(id) : undefined}
      />

      <ScrollView
        style={styles.scroll}
        contentContainerStyle={styles.content}
        showsVerticalScrollIndicator={false}
      >
        {/* 1. 岗位基本信息 */}
        <View style={styles.card}>
          <View style={styles.basicTop}>
            <Text style={styles.positionName}>{detail.positionName}</Text>
            <View style={styles.statusCol}>
              <View style={styles.statusTag}>
                <Text style={styles.statusText}>{detail.status}</Text>
              </View>
              <Text style={styles.viewsText}>浏览{formatThousands(detail.views)}</Text>
            </View>
          </View>
          <Text style={styles.salary}>
            {detail.salaryMin}-{detail.salaryMax}K · {detail.salaryMonths}薪
          </Text>
          <Text style={styles.metaText}>
            {detail.companyName} · {detail.industry} · {detail.companySize}
          </Text>
          <Text style={styles.metaText}>
            {detail.companyLocation} · {detail.experience} · {detail.education}
          </Text>
          <View style={styles.benefits}>
            {detail.benefits.map((item) => (
              <View key={item} style={styles.benefitTag}>
                <Text style={styles.benefitText}>{item}</Text>
              </View>
            ))}
          </View>
        </View>

        {/* 2. 岗位综合评分 */}
        {/* 「评分说明」入口已摘除：项目没有评分规则说明页 */}
        <SectionTitle title="岗位综合评分" />
        <View style={styles.card}>
          <View style={styles.scoreRow}>
            <RadarChart dimensions={overallScore.dimensions} />
            <View style={styles.scoreInfo}>
              <View style={styles.scoreNumberRow}>
                <Text style={styles.scoreNumber}>{overallScore.totalScore}</Text>
                <Text style={styles.scoreUnit}>分</Text>
              </View>
              <View style={styles.levelTag}>
                <Text style={styles.levelTagText}>{overallScore.level}</Text>
              </View>
              <Text style={styles.scoreRank}>{overallScore.rank}</Text>
            </View>
          </View>
          <Pressable style={styles.compareBtn} onPress={() => router.push('/jobs/compare')} hitSlop={6}>
            <Ionicons name="add-circle-outline" size={16} color={colors.primary} />
            <Text style={styles.compareText}>加入对比</Text>
          </Pressable>
        </View>

        {/* 3. 真实薪资区间 */}
        {/* 「全部」入口已摘除：下面这张卡已经把 4 档经验区间列全了，点进去没有更多内容 */}
        <SectionTitle title="真实薪资区间" />
        <View style={styles.card}>
          {salaryData.ranges.map((range, index) => (
            <View
              key={range.experience}
              style={[styles.salaryRow, index === salaryData.ranges.length - 1 && styles.salaryRowLast]}
            >
              <Text style={styles.salaryExp}>{range.experience}</Text>
              <Text style={styles.salaryRange}>
                {range.min}-{range.max}K
              </Text>
            </View>
          ))}
          <Text style={styles.salarySource}>{salaryData.dataSource}</Text>
        </View>

        {/* 4. 员工评价（汇总 → 列表） */}
        <SectionTitle title="员工评价" />
        {reviewSummary ? <ReviewSummaryCard summary={reviewSummary} /> : null}
        {reviews.length === 0 && (
          /* 标题是常驻的，没有这一块时下方会是一片空白，看上去像加载坏了 */
          <View style={styles.emptyCard}>
            <Ionicons name="chatbubble-outline" size={32} color={colors.textHint} />
            <Text style={styles.emptyText}>暂无员工评价</Text>
            <Text style={styles.emptyHint}>成为第一个分享这家公司真实情况的人</Text>
          </View>
        )}
        {reviews.map((review) => (
          <ReviewCard
            key={review.id}
            review={review}
            onEdit={() => openEdit(review)}
            onDelete={() => handleDeleteReview(review)}
          />
        ))}
      </ScrollView>

      {/* 5. 评价入口（固定底部）：已有本人评价时改为编辑，避免用户以为能重复发布 */}
      <View style={styles.commentBar}>
        <Pressable
          style={styles.composeBtn}
          onPress={myReview ? () => openEdit(myReview) : openCreate}
        >
          <Ionicons
            name={myReview ? 'create-outline' : 'pencil-outline'}
            size={16}
            color={colors.white}
          />
          <Text style={styles.publishText}>{myReview ? '编辑我的评价' : '写评价'}</Text>
        </Pressable>
      </View>

      <ReviewEditorModal
        visible={editorOpen}
        initial={editing}
        submitting={submitting}
        onClose={() => {
          setEditorOpen(false);
          setEditing(null);
        }}
        onSubmit={handleSubmitReview}
      />
    </SafeAreaView>
  );
}


const styles = StyleSheet.create({
  safeArea: {
    flex: 1,
    backgroundColor: colors.pageBg,
  },
  stateWrap: {
    flex: 1,
    alignItems: 'center',
    justifyContent: 'center',
  },
  stateText: {
    marginTop: 12,
    fontSize: 14,
    color: colors.textSecondary,
  },
  retryBtn: {
    marginTop: 16,
    paddingHorizontal: 24,
    paddingVertical: spacing.card,
    borderRadius: 18,
    backgroundColor: colors.primaryBtn,
  },
  retryText: {
    fontSize: 13,
    fontWeight: '600',
    color: colors.white,
  },
  /* ---- 顶部导航 ---- */
  header: {
    height: 48,
    flexDirection: 'row',
    alignItems: 'center',
    justifyContent: 'center',
  },
  headerTitle: {
    fontSize: 17,
    fontWeight: '700',
    color: colors.textPrimary,
  },
  /**
   * 头部按钮：返回靠左、分享靠右。
   * 原先两者共用一条**只写了 `top`、没写 `left`/`right`** 的 absolute 样式，
   * 在 `justifyContent: 'center'` 的父容器里落到同一处彼此重叠 —— 返回键与分享键
   * 都不在用户预期位置（分享键实测点不到）。absolute 必须成对写清水平锚点。
   */
  headerBtn: {
    position: 'absolute',
    top: 0,
    left: 0,
    width: 48,
    height: 48,
    alignItems: 'center',
    justifyContent: 'center',
  },
  headerBtnRight: {
    position: 'absolute',
    top: 0,
    right: 0,
    width: 48,
    height: 48,
    alignItems: 'center',
    justifyContent: 'center',
  },
  scroll: {
    flex: 1,
  },
  content: {
    paddingHorizontal: spacing.card,
    paddingBottom: 24,
  },
  card: {
    backgroundColor: colors.white,
    borderRadius: spacing.card,
    padding: spacing.card,
    marginBottom: 8,
  },
  /* ---- 空态 ---- */
  emptyCard: {
    backgroundColor: colors.white,
    borderRadius: spacing.card,
    paddingVertical: spacing.card,
    paddingHorizontal: spacing.card,
    marginBottom: 8,
    alignItems: 'center',
    gap: 8,
  },
  emptyText: {
    fontSize: 14,
    fontWeight: '600',
    color: colors.textSecondary,
  },
  emptyHint: {
    fontSize: 12,
    color: colors.textHint,
    textAlign: 'center',
  },
  /* ---- 基本信息 ---- */
  basicTop: {
    flexDirection: 'row',
    alignItems: 'flex-start',
    justifyContent: 'space-between',
  },
  positionName: {
    flex: 1,
    fontSize: 22,
    fontWeight: '700',
    color: colors.textPrimary,
  },
  statusCol: {
    alignItems: 'flex-end',
    marginLeft: 12,
  },
  statusTag: {
    backgroundColor: colors.successLight,
    paddingHorizontal: spacing.card,
    paddingVertical: 3,
    borderRadius: 10,
  },
  statusText: {
    fontSize: 12,
    fontWeight: '600',
    color: colors.successText,
  },
  viewsText: {
    marginTop: 6,
    fontSize: 12,
    color: colors.textHint,
  },
  salary: {
    marginTop: 14,
    fontSize: 20,
    fontWeight: '700',
    color: colors.primary,
  },
  metaText: {
    marginTop: 8,
    fontSize: 13,
    color: colors.textSecondary,
  },
  benefits: {
    flexDirection: 'row',
    flexWrap: 'wrap',
    marginTop: 12,
  },
  benefitTag: {
    backgroundColor: colors.primaryLight,
    borderWidth: 1,
    borderColor: colors.primaryBorder,
    borderRadius: 12,
    paddingHorizontal: 10,
    paddingVertical: 4,
    marginRight: 8,
    marginBottom: 8,
  },
  benefitText: {
    fontSize: 12,
    color: colors.primary,
  },
  /* ---- 分区标题 ---- */
  sectionHeader: {
    flexDirection: 'row',
    alignItems: 'center',
    marginBottom: 12,
  },
  sectionBar: {
    width: 4,
    height: 16,
    borderRadius: 2,
    backgroundColor: colors.primary,
    marginRight: 8,
  },
  sectionTitle: {
    flex: 1,
    fontSize: 17,
    fontWeight: '700',
    color: colors.textPrimary,
  },
  sectionLinkBtn: {
    paddingLeft: 8,
  },
  sectionLink: {
    fontSize: 13,
    color: colors.primary,
  },
  /* ---- 综合评分 ---- */
  scoreRow: {
    flexDirection: 'row',
    alignItems: 'center',
  },
  scoreInfo: {
    flex: 1,
    alignItems: 'flex-start',
    marginLeft: 8,
  },
  scoreNumberRow: {
    flexDirection: 'row',
    alignItems: 'baseline',
  },
  scoreNumber: {
    fontSize: 40,
    fontWeight: '700',
    color: colors.primary,
  },
  scoreUnit: {
    fontSize: 14,
    fontWeight: '600',
    color: colors.primary,
  },
  levelTag: {
    marginTop: 4,
    backgroundColor: colors.successLight,
    paddingHorizontal: 10,
    paddingVertical: 4,
    borderRadius: 12,
  },
  levelTagText: {
    fontSize: 13,
    fontWeight: '600',
    color: colors.successText,
  },
  scoreRank: {
    marginTop: 8,
    fontSize: 12,
    color: colors.textSecondary,
  },
  compareBtn: {
    flexDirection: 'row',
    alignItems: 'center',
    alignSelf: 'flex-start',
    marginTop: 16,
  },
  compareText: {
    marginLeft: 4,
    fontSize: 14,
    fontWeight: '600',
    color: colors.primary,
  },
  /* ---- 薪资区间 ---- */
  salaryRow: {
    flexDirection: 'row',
    alignItems: 'center',
    justifyContent: 'space-between',
    paddingVertical: 12,
    borderBottomWidth: 1,
    borderBottomColor: colors.borderLight,
  },
  salaryRowLast: {
    borderBottomWidth: 0,
  },
  salaryExp: {
    fontSize: 14,
    color: colors.textSecondary,
  },
  salaryRange: {
    fontSize: 15,
    fontWeight: '700',
    color: colors.textPrimary,
  },
  salarySource: {
    marginTop: 12,
    fontSize: 12,
    color: colors.textHint,
  },
  /* ---- 员工评价 ---- */
  reviewHeader: {
    flexDirection: 'row',
    alignItems: 'center',
  },
  reviewName: {
    fontSize: 14,
    fontWeight: '700',
    color: colors.textPrimary,
  },
  reviewRole: {
    marginLeft: 8,
    fontSize: 12,
    color: colors.textSecondary,
  },
  reviewTime: {
    flex: 1,
    textAlign: 'right',
    fontSize: 12,
    color: colors.textHint,
  },
  reviewContent: {
    marginTop: 10,
    fontSize: 13,
    lineHeight: 20,
    color: colors.textPrimary,
  },
  reviewTags: {
    flexDirection: 'row',
    flexWrap: 'wrap',
    marginTop: 10,
  },
  reviewTag: {
    backgroundColor: colors.pageBg,
    borderWidth: 1,
    borderColor: colors.border,
    borderRadius: 12,
    paddingHorizontal: 10,
    paddingVertical: 4,
    marginRight: 8,
    marginBottom: 8,
  },
  reviewTagText: {
    fontSize: 12,
    color: colors.textSecondary,
  },
  /* ---- 评价汇总 ---- */
  summaryTop: {
    flexDirection: 'row',
    alignItems: 'center',
  },
  summaryScoreCol: {
    width: 104,
    alignItems: 'center',
    gap: 4,
  },
  summaryScore: {
    fontSize: 30,
    fontWeight: '700',
    color: colors.textPrimary,
  },
  summaryTotal: {
    fontSize: 11,
    color: colors.textHint,
  },
  summaryBars: {
    flex: 1,
    marginLeft: 12,
    gap: 4,
  },
  summaryBarRow: {
    flexDirection: 'row',
    alignItems: 'center',
  },
  summaryBarLabel: {
    width: 30,
    fontSize: 11,
    color: colors.textHint,
  },
  summaryBarTrack: {
    flex: 1,
    height: 6,
    borderRadius: 3,
    backgroundColor: colors.pageBg,
    overflow: 'hidden',
  },
  summaryBarFill: {
    height: 6,
    borderRadius: 3,
    backgroundColor: STAR_COLOR,
  },
  summaryBarCount: {
    width: 26,
    textAlign: 'right',
    fontSize: 11,
    color: colors.textHint,
  },
  /* ---- 评价卡 ---- */
  reviewRatingRow: {
    flexDirection: 'row',
    alignItems: 'center',
    marginTop: 8,
    gap: 4,
  },
  reviewRatingText: {
    fontSize: 12,
    fontWeight: '600',
    color: STAR_COLOR,
  },
  dimGrid: {
    flexDirection: 'row',
    flexWrap: 'wrap',
    marginTop: 10,
    gap: spacing.card,
  },
  dimCell: {
    minWidth: 72,
    paddingHorizontal: 8,
    paddingVertical: 6,
    borderRadius: spacing.card,
    backgroundColor: colors.pageBg,
  },
  dimLabel: {
    fontSize: 11,
    color: colors.textHint,
  },
  dimValue: {
    marginTop: 2,
    fontSize: 14,
    fontWeight: '700',
    color: colors.textPrimary,
  },
  reviewActions: {
    flexDirection: 'row',
    justifyContent: 'flex-end',
    marginTop: 12,
    paddingTop: 10,
    borderTopWidth: 1,
    borderTopColor: colors.borderLight,
    gap: 16,
  },
  reviewActionBtn: {
    flexDirection: 'row',
    alignItems: 'center',
    gap: 4,
  },
  reviewActionText: {
    fontSize: 12,
    fontWeight: '600',
    color: colors.primaryText,
  },
  reviewActionDanger: {
    color: colors.dangerText,
  },
  /* ---- 底部评价入口 ---- */
  commentBar: {
    flexDirection: 'row',
    alignItems: 'center',
    paddingHorizontal: spacing.framework,
    paddingVertical: 10,
    backgroundColor: colors.white,
    borderTopWidth: 1,
    borderTopColor: colors.borderLight,
  },
  composeBtn: {
    flex: 1,
    flexDirection: 'row',
    alignItems: 'center',
    justifyContent: 'center',
    gap: 6,
    height: 40,
    borderRadius: 20,
    backgroundColor: colors.primaryBtn,
  },
  publishText: {
    fontSize: 14,
    fontWeight: '600',
    color: colors.white,
  },
  /* ---- 评价编辑器弹窗 ---- */
  modalMask: {
    flex: 1,
    backgroundColor: colors.scrim,
    justifyContent: 'flex-end',
  },
  modalSheet: {
    maxHeight: '86%',
    backgroundColor: colors.white,
    borderTopLeftRadius: spacing.framework,
    borderTopRightRadius: spacing.framework,
  },
  modalHeader: {
    flexDirection: 'row',
    alignItems: 'center',
    justifyContent: 'space-between',
    paddingHorizontal: spacing.framework,
    paddingVertical: 14,
    borderBottomWidth: 1,
    borderBottomColor: colors.borderLight,
  },
  modalTitle: {
    fontSize: 16,
    fontWeight: '700',
    color: colors.textPrimary,
  },
  modalBody: {
    paddingHorizontal: spacing.framework,
    paddingTop: 12,
  },
  fieldLabel: {
    marginTop: 14,
    marginBottom: 8,
    fontSize: 13,
    fontWeight: '600',
    color: colors.textPrimary,
  },
  ratingRow: {
    flexDirection: 'row',
    alignItems: 'center',
    gap: 12,
  },
  ratingHint: {
    fontSize: 13,
    color: colors.textSecondary,
  },
  dimEditor: {
    gap: 6,
  },
  dimEditorRow: {
    flexDirection: 'row',
    alignItems: 'center',
    justifyContent: 'space-between',
  },
  dimEditorLabel: {
    fontSize: 13,
    color: colors.textSecondary,
  },
  tagPicker: {
    flexDirection: 'row',
    flexWrap: 'wrap',
    gap: spacing.card,
  },
  tagChip: {
    paddingHorizontal: 10,
    paddingVertical: 5,
    borderRadius: spacing.card,
    borderWidth: 1,
    borderColor: colors.border,
    backgroundColor: colors.white,
  },
  tagChipActive: {
    borderColor: colors.primary,
    backgroundColor: colors.primaryLight,
  },
  tagChipText: {
    fontSize: 12,
    color: colors.textSecondary,
  },
  tagChipTextActive: {
    color: colors.primaryText,
    fontWeight: '600',
  },
  modalInput: {
    minHeight: 96,
    borderRadius: spacing.card,
    borderWidth: 1,
    borderColor: colors.border,
    backgroundColor: colors.pageBg,
    paddingHorizontal: spacing.card,
    paddingVertical: spacing.card,
    fontSize: 13,
    lineHeight: 20,
    color: colors.textPrimary,
    textAlignVertical: 'top',
  },
  counterText: {
    marginTop: 6,
    textAlign: 'right',
    fontSize: 11,
    color: colors.textHint,
  },
  modalFooter: {
    paddingHorizontal: spacing.framework,
    paddingTop: 10,
    paddingBottom: 24,
  },
  submitBtn: {
    height: 44,
    borderRadius: 22,
    alignItems: 'center',
    justifyContent: 'center',
    backgroundColor: colors.primaryBtn,
  },
  submitBtnDisabled: {
    opacity: 0.6,
  },
  submitText: {
    fontSize: 15,
    fontWeight: '700',
    color: colors.white,
  },
});