/* 关税实训课程模拟平台 — 海关行政蓝 */
:root {
  --primary: #1565C0; --primary-dark: #0D47A1; --primary-light: #E3F2FD;
  --accent: #00897B; --danger: #C62828;
  --text: #212121; --muted: #616161; --border: #E0E0E0; --bg: #F5F7FA; --card: #FFFFFF;
  --sum-green: #2E7D32; --sum-red: #C62828; --sum-blue: #1565C0; --sum-orange: #E65100;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: "Microsoft YaHei", "PingFang SC", sans-serif; background: var(--bg); color: var(--text); min-height: 100vh; position: relative; }
.topbar { background: var(--primary); color: #fff; padding: 12px 24px; display: flex; justify-content: space-between; align-items: center; box-shadow: 0 2px 6px rgba(0,0,0,.15); }
.brand { font-size: 18px; font-weight: 700; cursor: pointer; }
.topbar-right { font-size: 14px; }
.container { max-width: 1080px; margin: 24px auto; padding: 0 16px; }
.watermark { position: fixed; bottom: 8px; right: 12px; color: rgba(21,101,192,.25); font-size: 12px; pointer-events: none; z-index: 99; }

h2.page-title { color: var(--primary-dark); font-size: 22px; margin-bottom: 16px; border-left: 5px solid var(--primary); padding-left: 12px; }
h3 { color: var(--primary-dark); margin: 14px 0 8px; }
.card { background: var(--card); border-radius: 8px; padding: 20px; box-shadow: 0 1px 4px rgba(0,0,0,.08); margin-bottom: 16px; }
.muted { color: var(--muted); font-size: 13px; }
.btn { display: inline-block; background: var(--primary); color: #fff; border: none; padding: 9px 20px; border-radius: 6px; font-size: 15px; cursor: pointer; }
.btn:hover { background: var(--primary-dark); }
.btn.ghost { background: #fff; color: var(--primary); border: 1px solid var(--primary); }
.btn.small { padding: 5px 12px; font-size: 13px; }
.btn:disabled { background: #B0BEC5; cursor: not-allowed; }
input[type=text], input[type=number], select, textarea {
  padding: 9px 12px; border: 1px solid var(--border); border-radius: 6px; font-size: 15px; width: 100%; font-family: inherit;
}
textarea { resize: vertical; }
label { display: block; margin: 10px 0 4px; font-size: 14px; }

/* 进入页 */
.join-box { max-width: 420px; margin: 60px auto; }
.group-pick { display: flex; gap: 12px; margin-top: 12px; }
.group-pick button { flex: 1; padding: 18px 0; font-size: 17px; background: #fff; border: 2px solid var(--primary); color: var(--primary); border-radius: 8px; cursor: pointer; font-weight: 700; }
.group-pick button.active { background: var(--primary); color: #fff; }

/* 工作台步骤 */
.steps-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 12px; }
.step-card { background: var(--card); border-radius: 8px; padding: 16px; border-top: 4px solid var(--border); cursor: pointer; transition: .15s; }
.step-card:hover { transform: translateY(-2px); box-shadow: 0 4px 10px rgba(0,0,0,.12); }
.step-card.done { border-top-color: var(--accent); }
.step-card .step-name { font-weight: 700; margin: 6px 0 4px; }
.step-badge { font-size: 12px; padding: 2px 8px; border-radius: 10px; background: var(--primary-light); color: var(--primary-dark); }

/* 表格 */
table.dt { width: 100%; border-collapse: collapse; font-size: 14px; background: #fff; }
.dt th { background: var(--primary-light); color: var(--primary-dark); padding: 8px 10px; border: 1px solid var(--border); }
.dt td { padding: 8px 10px; border: 1px solid var(--border); }
.field-pool { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 6px; max-height: 300px; overflow: auto; border: 1px solid var(--border); border-radius: 6px; padding: 10px; background: #fff; }
.field-pool label { display: flex; align-items: center; gap: 6px; margin: 0; font-size: 14px; cursor: pointer; }
.noise-tag { color: var(--muted); font-size: 12px; }

/* 对话 */
.chat-box { height: 420px; overflow-y: auto; border: 1px solid var(--border); border-radius: 8px; padding: 14px; background: #fff; display: flex; flex-direction: column; gap: 10px; }
.msg { max-width: 78%; padding: 10px 14px; border-radius: 10px; font-size: 15px; line-height: 1.55; white-space: pre-wrap; }
.msg.user { align-self: flex-end; background: var(--primary); color: #fff; }
.msg.ai { align-self: flex-start; background: var(--primary-light); }
.msg.takeover { align-self: flex-start; background: #FFF3E0; border: 1px solid #FFB74D; }
.msg .who { font-size: 12px; opacity: .75; margin-bottom: 3px; }
.chat-input { display: flex; gap: 10px; margin-top: 12px; }
.chat-input input { flex: 1; }

/* 评分条 */
.score-row { display: flex; align-items: center; gap: 10px; margin: 8px 0; }
.score-row .dim-name { width: 150px; font-size: 14px; }
.score-row input[type=range] { flex: 1; }
.score-row .score-val { width: 36px; text-align: center; font-weight: 700; color: var(--primary-dark); }

/* 互评 */
.review-item { border: 1px solid var(--border); border-radius: 8px; padding: 14px; margin-bottom: 10px; background: #fff; }
.tag { display: inline-block; background: var(--primary-light); color: var(--primary-dark); font-size: 12px; padding: 2px 10px; border-radius: 10px; margin-right: 6px; }
.warn-box { background: #FFF8E1; border: 1px solid #FFE082; border-radius: 8px; padding: 12px 16px; margin: 12px 0; font-size: 14px; }
.ok-box { background: #E8F5E9; border: 1px solid #A5D6A7; border-radius: 8px; padding: 12px 16px; margin: 12px 0; font-size: 14px; }
.error-text { color: var(--danger); font-size: 14px; margin: 8px 0; }

@media (max-width: 640px) { .steps-grid { grid-template-columns: 1fr 1fr; } .score-row .dim-name { width: 100px; } }

/* 选企业 */
.pick-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 14px; }
.pick-card { background: var(--card); border-radius: 10px; padding: 22px; border-top: 4px solid var(--primary); cursor: pointer; transition: .15s; box-shadow: 0 1px 4px rgba(0,0,0,.08); }
.pick-card:hover { transform: translateY(-3px); box-shadow: 0 5px 14px rgba(21,101,192,.25); }
.pick-name { font-size: 19px; font-weight: 700; color: var(--primary-dark); }
.pick-sector { color: var(--muted); font-size: 13px; margin: 6px 0 12px; }
.pick-go { color: var(--primary); font-size: 13px; font-weight: 600; }

/* 投屏模式（大屏大字） */
body.screen-mode { background: #0D2A54; }
body.screen-mode .topbar { background: #081F42; }
body.screen-mode .brand { font-size: 22px; }
.screen-title { color: #fff; font-size: 30px; text-align: center; margin: 26px 0 18px; border: none; }
.screen-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 16px; max-width: 1400px; margin: 0 auto; }
.screen-card { background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.2); border-radius: 12px; padding: 18px 22px; }
.screen-name { color: #fff; font-size: 22px; font-weight: 700; margin-bottom: 8px; }
.screen-rounds { color: #9FC3F0; font-size: 14px; font-weight: 400; margin-left: 8px; }
.screen-msg { color: #E3F2FD; font-size: 16px; line-height: 1.5; overflow: hidden; text-overflow: ellipsis; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; }
.screen-chat { max-width: 1000px; margin: 0 auto; height: 78vh; overflow-y: auto; padding: 10px 20px; display: flex; flex-direction: column; gap: 14px; }
.smsg { font-size: 21px; line-height: 1.6; padding: 12px 20px; border-radius: 12px; max-width: 82%; white-space: pre-wrap; }
.smsg.user { align-self: flex-end; background: #1565C0; color: #fff; }
.smsg.assistant, .smsg.takeover { align-self: flex-start; background: rgba(255,255,255,.92); color: #1A237E; }
.smsg.takeover { background: #FFE0B2; color: #5D4037; }
.swho { font-size: 14px; opacity: .7; display: block; margin-bottom: 4px; }

/* V0.5 调研小结 */
.sum-card { background: #FAFBFD; border: 1px solid var(--border); border-radius: 8px; padding: 14px 18px; }
.sum-title { font-weight: 700; color: var(--primary-dark); font-size: 15px; margin-bottom: 10px; border-left: 4px solid var(--primary); padding-left: 10px; }
.sum-sec { margin: 10px 0; }
.sum-sec-title { font-weight: 700; font-size: 14px; margin-bottom: 4px; }
.sum-list { margin: 0 0 0 22px; font-size: 14px; line-height: 1.8; color: var(--text); }
.sum-list li { margin: 2px 0; }
.sum-tag { display: inline-block; border: 1px solid; border-radius: 4px; font-size: 12px; padding: 0 6px; margin-right: 8px; line-height: 1.6; }