/* EO Insights 企業客戶頁共用樣式（首頁、功能頁、健檢報告頁） */
.v4 { --gold: #FFD700; --gold-hover: #E6C200; --bg: #121212; --bg-alt: #161616; --card: #1C1C1C; --line: #2E2E2E; --muted: #B0B0B0; --dim: #8A8A8A; color: #fff; }
.v4 a { color: var(--gold); }
.v4 a:hover { color: var(--gold-hover); }
.v4 .wrap { max-width: 1120px; margin: 0 auto; padding: 0 24px; box-sizing: border-box; }
.v4 .sec { padding: 96px 0; }
.v4 .sec-alt { background: var(--bg-alt); }
.v4 .eyebrow { font-size: 14px; font-weight: 700; letter-spacing: .12em; color: var(--gold); margin: 0 0 12px; }
.v4 .h2 { font-size: 36px; line-height: 1.3; font-weight: 900; margin: 0 0 12px; color: #fff; }
.v4 .lead { font-size: 18px; line-height: 1.7; color: var(--muted); margin: 0; }
.v4 .lead-gap { max-width: 760px; margin-bottom: 36px; }
.v4 .muted { color: var(--muted); }
.v4 .row { display: flex; flex-wrap: wrap; gap: 20px; }
.v4 .row > * { min-width: 0; }
.v4 .card { background: var(--card); border: 1px solid var(--line); border-radius: 16px; padding: 28px; box-sizing: border-box; }
.v4 .card-title { font-size: 20px; font-weight: 700; margin: 0 0 8px; color: #fff; }
.v4 .card-text { font-size: 15px; line-height: 1.7; color: var(--muted); margin: 0; }
.v4 .step-no { font-size: 15px; font-weight: 700; color: var(--gold); margin-bottom: 12px; }
.v4 .f-300 { flex: 1 1 300px; }
.v4 .f-240 { flex: 1 1 240px; }
.v4 .f-420 { flex: 1 1 420px; }

.v4 .btn-gold, .v4 .btn-line { display: inline-flex; align-items: center; justify-content: center; min-height: 52px; padding: 0 28px; border-radius: 999px; font-weight: 700; font-size: 17px; text-decoration: none; box-sizing: border-box; }
.v4 .btn-gold { background: var(--gold); color: #121212; border: none; }
.v4 .btn-gold:hover { background: var(--gold-hover); color: #121212; }
.v4 .btn-line { border: 1px solid var(--gold); color: var(--gold); }
.v4 .btn-line:hover { background: rgba(255, 215, 0, .1); color: var(--gold); }
.v4 .btns { display: flex; flex-wrap: wrap; gap: 12px; }

/* 首屏 */
.v4 .hero { padding: 88px 0 64px; }
.v4 .hero h1 { font-size: 56px; line-height: 1.2; font-weight: 900; margin: 0 0 20px; color: #fff; }
.v4 .hero h1 .kw { display: block; font-size: 16px; line-height: 1.5; font-weight: 700; letter-spacing: .08em; color: var(--gold); margin-bottom: 14px; }
.v4 .hero .lead { font-size: 20px; margin-bottom: 32px; }
.v4 .hero h1.h1-md { font-size: 46px; line-height: 1.25; }

/* LINE 通知卡 */
.v4 .notify { width: 100%; max-width: 380px; background: var(--card); border: 1px solid #333; border-radius: 28px; padding: 20px; box-sizing: border-box; }
.v4 .notify-top { display: flex; justify-content: space-between; margin-bottom: 14px; font-size: 13px; }
.v4 .notify-msg { background: #fff; color: #1a1a1a; border-radius: 16px; padding: 18px; font-size: 15px; line-height: 1.65; white-space: pre-line; word-break: break-all; }

/* 客戶名單 */
.v4 .clients { border-top: 1px solid #2A2A2A; border-bottom: 1px solid #2A2A2A; background: var(--bg-alt); padding: 48px 0; }
.v4 .clients { padding: 72px 0 80px; text-align: center; }
.v4 .cl-eyebrow { font-size: 15px; font-weight: 700; letter-spacing: .12em; color: var(--gold); margin: 0 0 36px; }
.v4 .cl-names { list-style: none; margin: 0 auto; padding: 0; display: flex; flex-wrap: wrap; justify-content: center; gap: 20px 52px; }
.v4 .cl-names li { font-size: 34px; font-weight: 900; letter-spacing: .06em; color: #F2F2F2; white-space: nowrap; line-height: 1.3; }
.v4 .cl-foot { font-size: 15px; line-height: 1.8; color: var(--muted); margin: 36px auto 0; max-width: 760px; }
.v4 .cl-hl { color: #fff; font-weight: 700; white-space: nowrap; }
.v4 .creds { display: flex; flex-wrap: wrap; gap: 10px 32px; margin: 0; padding: 0; list-style: none; font-size: 14px; color: var(--muted); }
.v4 .cred-k { color: #ddd; font-weight: 700; margin-right: 8px; }

/* 時間軸 */
.v4 .tl-item { flex: 1 1 150px; padding: 8px 12px 8px 0; }
.v4 .tl-day { font-size: 13px; color: var(--dim); margin-bottom: 6px; }
.v4 .tl-bar { height: 4px; border-radius: 2px; background: #333; margin-top: 20px; position: relative; }
.v4 .tl-bar span { position: absolute; left: 14%; right: 22%; top: 0; bottom: 0; background: #FF5A4E; border-radius: 2px; }

/* 表格 */
.v4 .tbl-box { overflow-x: auto; border: 1px solid var(--line); border-radius: 16px; }
.v4 .tbl { width: 100%; min-width: 640px; border-collapse: collapse; font-size: 16px; }
.v4 .tbl th, .v4 .tbl td { text-align: left; padding: 18px 24px; vertical-align: top; }
.v4 .tbl thead tr { background: var(--card); }
.v4 .tbl tbody tr { border-top: 1px solid var(--line); }
.v4 .tbl .dim { color: var(--muted); }

/* 數字卡 */
.v4 .stat { background: var(--gold); color: #121212; border-radius: 16px; padding: 28px; box-sizing: border-box; display: flex; flex-direction: column; justify-content: center; }
.v4 .stat-num { font-size: 72px; font-weight: 900; line-height: 1; }

/* 收尾 */
.v4 .cta-box { background: var(--card); border: 1px solid #3A3418; border-radius: 24px; padding: 56px 40px; text-align: center; }
.v4 .cta-box .lead { max-width: 680px; margin: 0 auto 32px; }

/* 文章卡 */
.v4 a.post { display: block; text-decoration: none; color: #fff; }
.v4 a.post:hover { border-color: var(--gold); color: #fff; }

/* 截圖 */
.v4 .shot { width: 100%; height: auto; display: block; border-radius: 10px; border: 1px solid var(--line); background: #fff; }

/* 表單 */
.v4 .lbl { display: block; font-size: 14px; font-weight: 700; margin-bottom: 6px; color: #ddd; }
.v4 .in { width: 100%; box-sizing: border-box; background: #121212; border: 1px solid #3A3A3A; border-radius: 10px; padding: 12px 14px; font-size: 16px; color: #fff; font-family: inherit; min-height: 46px; }
.v4 .in:focus { outline: 2px solid var(--gold); outline-offset: 1px; }

@media (max-width: 640px) {
  .v4 .sec { padding: 64px 0; }
  .v4 .h2 { font-size: 28px; }
  .v4 .hero { padding: 56px 0 48px; }
  .v4 .hero h1 { font-size: 36px; }
  .v4 .hero h1.h1-md { font-size: 30px; }
  .v4 .cta-box { padding: 40px 20px; }
  .v4 .clients { padding: 56px 0 60px; }
  .v4 .cl-eyebrow { font-size: 13px; margin-bottom: 28px; }
  .v4 .cl-names { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px 8px; }
  .v4 .cl-names li { font-size: 21px; letter-spacing: .02em; }
}