/* MEMBER_VISUAL_V4_2026-08-30 · V4 正式候选样式。
   规则从 public/member-v4-visual-lab.html 提取：保留已确认的卡片、层级与间距，
   删除 Lab 工具栏、手机模型、说明侧栏与查询参数控制；可见文字最小 11px。
   仅 V4 页面加载本文件，不覆盖 V3。 */
* {
  box-sizing: border-box;
}

[hidden] {
  display: none !important;
}

.member-v4 .hidden {
  display: none !important;
}

html {
  background: var(--page);
}

body.member-v4 {
  min-width: 320px;
  min-height: 100vh;
  margin: 0;
  background: var(--page);
  color: var(--ink-1);
  font-family: var(--font-stack);
  font-size: var(--fs-body);
  line-height: 1.5;
  /* 页面级横向溢出为 0：clip 不创建滚动容器，fixed 底栏与内容不受影响。 */
  overflow-x: clip;
}

.member-v4 button,
.member-v4 a {
  font: inherit;
}

.member-v4 button {
  border: 0;
  color: inherit;
  cursor: pointer;
}

.member-v4 button:focus-visible,
.member-v4 a:focus-visible,
.member-v4 input:focus-visible,
.member-v4 select:focus-visible,
.member-v4 summary:focus-visible {
  outline: 2px solid var(--brand);
  outline-offset: 3px;
}

/* ---------- 文本工具 ---------- */
.member-v4 .u-en {
  font-style: italic;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.member-v4 .u-num {
  font-variant-numeric: tabular-nums;
}

.member-v4 .u-title {
  font-weight: 700;
  letter-spacing: normal;
  line-height: 1.14;
}

.member-v4 .u-tick {
  display: block;
  width: 56px;
  height: 3px;
  background: var(--brand);
}

/* ---------- 应用外壳 ---------- */
.member-v4 .member-shell {
  min-height: 100vh;
}

.member-v4 .v4-app {
  min-height: 100vh;
  /* 固定底栏（54px 触控＋8px 内衬外框）＋底边距与呼吸间距，另加底部安全区，
     首页／课程／我的与二级页最后一项不被底栏遮挡。 */
  padding-bottom: calc(var(--v4-nav-tab-h) + 36px + max(10px, env(safe-area-inset-bottom)));
}

/* ---------- 登录视图 ---------- */
.member-v4 .poster-login {
  display: grid;
  min-height: 100vh;
  place-items: center;
  padding: 24px 18px;
}

.member-v4 .poster-login-panel {
  max-width: 420px;
  padding: 26px 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  background: var(--panel);
}

.member-v4 .poster-login-panel .u-tick {
  margin-bottom: 14px;
}

.member-v4 .poster-login-panel .u-en {
  color: var(--brand);
  font-size: var(--fs-micro);
}

.member-v4 .poster-login-panel h1 {
  margin: 12px 0 0;
  font-size: 36px;
  line-height: 1.06;
}

.member-v4 .poster-login-panel h1 em {
  color: var(--brand);
  font-style: inherit;
}

.member-v4 .poster-login-panel p {
  margin: 14px 0 0;
  color: var(--ink-2);
  font-size: var(--fs-caption);
  line-height: 1.7;
}

.member-v4 .toast {
  min-height: 18px;
  margin-top: 12px;
  color: var(--alert);
  font-size: var(--fs-micro);
}

/* ---------- 首屏海报 ---------- */
/* 首屏与两张预约入口共享 site-content hero 图源：/app.js 把 --home-hero-image 写到 body，
   三处（首屏＋两张入口不同裁切位置）同源；无脚本时回退静态资产。 */
.member-v4 .hero {
  position: relative;
  min-height: min(125vw, 538px);
  overflow: hidden;
  background: #070706;
}

.member-v4 .hero-media,
.member-v4 .hero-shade {
  position: absolute;
  inset: 0;
}

.member-v4 .hero-media {
  background: var(--home-hero-image, url("/assets/gym-hero.png")) center 35% / cover no-repeat;
  filter: saturate(0.82) contrast(1.06);
  transform: scale(1.015);
}

.member-v4 .hero-shade {
  background:
    linear-gradient(90deg, rgba(10, 10, 9, 0.12), rgba(10, 10, 9, 0.48)),
    linear-gradient(180deg, rgba(10, 10, 9, 0.08) 20%, rgba(10, 10, 9, 0.96) 100%);
}

.member-v4 .hero-inner {
  position: relative;
  z-index: 1;
  display: flex;
  min-height: min(125vw, 538px);
  flex-direction: column;
  justify-content: space-between;
  /* 顶部留白显式包含 safe-area-inset-top：不假设所有 iPhone 状态栏／刘海高度相同。 */
  padding: calc(clamp(18px, 5vw, 22px) + env(safe-area-inset-top)) 18px clamp(26px, 7vw, 30px);
}

.member-v4 .hero-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 15px;
}

.member-v4 .hero-brand {
  display: block;
  font-size: var(--fs-micro);
}

.member-v4 .hero-greeting {
  display: block;
  margin-top: 5px;
  color: var(--brand);
  /* 2026-09-01 收口：问候固定 15px／700，荧光绿与文案不变。 */
  font-size: 15px;
  font-style: normal;
  font-weight: 700;
  line-height: 1.35;
  letter-spacing: normal;
  text-transform: none;
}

.member-v4 .hero-index {
  display: grid;
  width: 36px;
  height: 36px;
  flex: 0 0 36px;
  place-items: center;
  background: var(--brand);
  color: var(--brand-ink);
  font-size: var(--fs-micro);
  font-style: italic;
  font-weight: 900;
}

.member-v4 .hero-vertical {
  position: absolute;
  /* 与 .hero-inner 顶部安全区同步下移，避免刘海／灵动岛遮挡。 */
  top: calc(clamp(98px, 25vw, 108px) + env(safe-area-inset-top));
  right: 16px;
  color: var(--brand);
  font-size: var(--fs-micro);
  letter-spacing: 0.16em;
  writing-mode: vertical-rl;
}

.member-v4 .hero-copy {
  width: min(100%, 314px);
}

.member-v4 .dashes {
  width: 118px;
  height: 2px;
  margin-bottom: 10px;
  background: repeating-linear-gradient(90deg, var(--brand) 0 7px, transparent 7px 13px);
}

.member-v4 .location-tag {
  display: inline-flex;
  padding: 5px 8px;
  background: var(--brand);
  color: var(--brand-ink);
  font-size: var(--fs-micro);
  font-weight: 600;
  letter-spacing: 0.1em;
  font-style: normal;
}

.member-v4 .hero h1 {
  margin: 11px 0 0;
  font-synthesis-style: auto;
  font-size: var(--fs-hero);
  font-style: italic;
  font-weight: 700;
  letter-spacing: normal;
  line-height: 0.98;
}

.member-v4 .hero h1 em {
  color: var(--brand);
  font-style: inherit;
}

.member-v4 .hero-copy p {
  max-width: 290px;
  margin: 11px 0 0;
  color: var(--ink-2);
  font-size: var(--fs-caption);
  font-style: normal;
  line-height: 1.65;
}

.member-v4 .primary-action {
  display: inline-flex;
  min-height: 46px;
  align-items: center;
  justify-content: center;
  gap: 11px;
  margin-top: 15px;
  padding: 0 18px;
  border-radius: var(--radius-s);
  background: var(--brand);
  color: var(--brand-ink);
  font-size: var(--fs-body);
  font-weight: 700;
}

/* ---------- 通用内容区 ---------- */
.member-v4 .content-section {
  padding: 24px 18px 8px;
}

.member-v4 .section-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
}

.member-v4 .section-label {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--brand);
  font-size: var(--fs-micro);
  font-style: italic;
  font-weight: 900;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.member-v4 .section-label::before {
  width: 20px;
  height: 3px;
  background: var(--brand);
  content: "";
}

.member-v4 .section-side {
  color: var(--ink-3);
  font-size: var(--fs-micro);
  text-align: right;
}

.member-v4 .section-side button {
  padding: 0;
  background: transparent;
  color: var(--brand);
  font-size: var(--fs-micro);
  font-weight: 700;
}

.member-v4 .section-title {
  margin: 0 0 6px;
  font-size: var(--fs-section-title);
  font-weight: 650;
  line-height: 1.3;
}

.member-v4 .section-description {
  margin: 0;
  color: var(--ink-3);
  font-size: var(--fs-micro);
  line-height: 1.65;
}

.member-v4 .text-action {
  display: flex;
  min-height: var(--tap-h);
  width: 100%;
  align-items: center;
  justify-content: space-between;
  margin-top: 4px;
  padding: 0;
  background: transparent;
  color: var(--brand);
  font-size: var(--fs-micro);
  font-weight: 650;
}

/* ---------- 空态（/app.js 生成的统一结构） ---------- */
.member-v4 .poster-empty-state {
  position: relative;
  padding: 20px 15px;
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  background: var(--panel);
  text-align: center;
}

.member-v4 .poster-empty-state::before {
  position: absolute;
  top: 10px;
  left: 12px;
  width: 20px;
  height: 3px;
  background: var(--brand);
  content: "";
  transform: rotate(-24deg);
}

.member-v4 .poster-empty-state strong {
  display: block;
  color: var(--brand);
  font-size: var(--fs-empty);
  font-weight: 650;
}

.member-v4 .poster-empty-state p {
  margin: 7px 0 0;
  color: var(--ink-3);
  font-size: var(--fs-micro);
  line-height: 1.6;
}

/* ---------- 今日训练：入口卡＋真实课程行 ---------- */
.member-v4 .booking-shortcuts {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 9px;
}

.member-v4 .booking-shortcut {
  display: flex;
  min-height: 100px;
  flex-direction: column;
  align-items: flex-start;
  justify-content: space-between;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  background:
    linear-gradient(180deg, rgba(8, 8, 7, 0.5), rgba(8, 8, 7, 0.92)),
    var(--home-hero-image, url("/assets/gym-hero.png")) 22% 42% / cover no-repeat;
  text-align: left;
}

.member-v4 .booking-shortcut:nth-child(2) {
  background:
    linear-gradient(180deg, rgba(8, 8, 7, 0.5), rgba(8, 8, 7, 0.92)),
    var(--home-hero-image, url("/assets/gym-hero.png")) 78% 42% / cover no-repeat;
}

.member-v4 .booking-shortcut-top {
  display: flex;
  width: 100%;
  align-items: center;
  justify-content: space-between;
  color: var(--brand);
  font-size: var(--fs-micro);
  font-style: italic;
  font-weight: 900;
}

.member-v4 .booking-shortcut strong {
  display: block;
  color: var(--ink-1);
  font-size: var(--fs-strong);
  font-weight: 650;
}

.member-v4 .booking-shortcut small {
  display: block;
  margin-top: 4px;
  color: rgba(245, 245, 239, 0.68);
  font-size: var(--fs-micro);
  line-height: 1.4;
}

.member-v4 .session-list {
  display: grid;
  gap: 8px;
  margin-top: 10px;
}

.member-v4 .session-list:empty {
  margin-top: 0;
}

.member-v4 .session-row {
  display: grid;
  min-height: 76px;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 10px;
  padding: 13px 13px 13px 15px;
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  background: var(--panel);
  text-align: left;
}

.member-v4 .session-line {
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.member-v4 .session-row time {
  flex: 0 0 auto;
  color: var(--ink-1);
  font-size: 14px;
  font-weight: 750;
  font-variant-numeric: tabular-nums;
}

.member-v4 .session-row strong {
  overflow: hidden;
  color: var(--ink-1);
  font-size: var(--fs-body);
  font-weight: 650;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.member-v4 .session-row small {
  display: block;
  margin-top: 5px;
  color: var(--ink-3);
  font-size: var(--fs-micro);
}

.member-v4 .session-action {
  display: grid;
  min-width: 62px;
  min-height: var(--tap-h);
  place-items: center;
  border-radius: var(--radius-s);
  background: var(--raised);
  color: var(--ink-2);
  font-size: var(--fs-caption);
  font-weight: 700;
}

.member-v4 .session-row.is-next {
  border-color: rgba(217, 255, 69, 0.5);
}

.member-v4 .session-row.is-next .session-action {
  background: var(--brand);
  color: var(--brand-ink);
}

/* ---------- 会员状态卡 / 游客登录入口（首页互斥） ---------- */
.member-v4 .member-card {
  padding: 18px;
  border-radius: 9px;
  background: var(--brand);
  color: var(--brand-ink);
}

.member-v4 .member-card-head,
.member-v4 .member-card-stats {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.member-v4 .member-card-head {
  font-size: var(--fs-micro);
  font-style: italic;
  font-weight: 900;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.member-v4 .member-card-name {
  margin-top: 18px;
  font-size: 24px;
  font-weight: 750;
}

.member-v4 .member-card-detail {
  margin: 4px 0 0;
  font-size: var(--fs-micro);
  font-weight: 600;
}

.member-v4 .member-card-stats {
  margin-top: 18px;
}

.member-v4 .member-stat {
  min-width: 0;
  flex: 1;
  text-align: center;
}

.member-v4 .member-stat strong,
.member-v4 .member-stat span {
  display: block;
}

.member-v4 .member-stat strong {
  font-size: 23px;
  line-height: 1;
  font-variant-numeric: tabular-nums;
}

.member-v4 .member-stat span {
  margin-top: 6px;
  font-size: var(--fs-micro);
  font-weight: 650;
}

.member-v4 .member-access-card {
  padding: 16px;
  border: 1px solid rgba(217, 255, 69, 0.42);
  border-radius: var(--radius-m);
  background: var(--panel);
}

.member-v4 .member-access-card > small {
  color: var(--brand);
  font-size: var(--fs-micro);
  font-style: italic;
  font-weight: 900;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.member-v4 .member-access-card h2 {
  margin: 8px 0 14px;
  font-size: 25px;
  font-weight: 750;
}

.member-v4 .member-access-form {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 96px;
  gap: 8px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
}

.member-v4 .member-access-form input {
  min-width: 0;
  min-height: var(--tap-h);
  padding: 0 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius-s);
  outline: 0;
  background: #0d0d0c;
  color: var(--ink-1);
  font: inherit;
  font-size: var(--fs-caption);
}

.member-v4 .member-access-form.login input:first-child {
  grid-column: 1 / -1;
}

.member-v4 .member-access-form input:focus {
  border-color: var(--brand);
}

.member-v4 .member-access-form button {
  min-height: var(--tap-h);
  border-radius: var(--radius-s);
  background: var(--brand);
  color: var(--brand-ink);
  font-size: var(--fs-body);
  font-weight: 750;
}

.member-v4 .member-access-feedback {
  min-height: 17px;
  margin: 8px 0 0;
  color: var(--brand);
  font-size: var(--fs-micro);
}

.member-v4 .member-access-more {
  margin-top: 4px;
  color: var(--ink-2);
  font-size: var(--fs-micro);
}

.member-v4 .member-access-more summary {
  display: flex;
  min-height: 40px;
  align-items: center;
  cursor: pointer;
}

.member-v4 .member-access-more ul {
  margin: 0;
  padding-left: 18px;
}

.member-v4 .member-access-more li {
  margin-bottom: 6px;
  color: var(--ink-3);
  font-size: var(--fs-micro);
  line-height: 1.6;
}

/* ---------- 训练动态首页卡 ---------- */
.member-v4 .feed-open {
  display: block;
  width: 100%;
  background: transparent;
  color: inherit;
  text-align: left;
}

.member-v4 .feed-card {
  position: relative;
  display: block;
  height: 178px;
  margin-top: 14px;
}

.member-v4 .feed-card::before,
.member-v4 .feed-card::after {
  position: absolute;
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  background: var(--raised);
  content: "";
}

.member-v4 .feed-card::before {
  inset: 10px 0 0 13px;
  transform: rotate(2deg);
}

.member-v4 .feed-card::after {
  inset: 5px 7px;
  transform: rotate(-1.4deg);
}

.member-v4 .feed-card img {
  position: absolute;
  z-index: 1;
  width: calc(100% - 13px);
  height: 168px;
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  object-fit: cover;
  background: var(--raised);
}

.member-v4 .feed-badge {
  position: absolute;
  z-index: 2;
  right: 21px;
  bottom: 9px;
  display: flex;
  min-height: 25px;
  align-items: center;
  padding: 0 9px;
  border: 1px solid var(--brand);
  border-radius: 999px;
  background: rgba(10, 10, 9, 0.9);
  color: var(--brand);
  font-size: var(--fs-micro);
  font-weight: 650;
  text-align: center;
  line-height: 1.3;
}

.member-v4 .feed-state {
  position: absolute;
  inset: 0 13px 10px 0;
  z-index: 1;
  display: grid;
  place-items: center;
}

.member-v4 .feed-state .poster-empty-state {
  width: 100%;
}

.member-v4 .feed-badge.is-muted {
  background: rgba(18, 18, 16, 0.9);
  color: var(--ink-2);
}

/* ---------- 主理教练轨道（/app.js 生成 poster-coach-*） ---------- */
.member-v4 .coach-track {
  display: flex;
  gap: 10px;
  margin-top: 10px;
  overflow-x: auto;
  overscroll-behavior-inline: contain;
  scroll-snap-type: x mandatory;
  scrollbar-width: none;
  touch-action: pan-y;
  -webkit-overflow-scrolling: touch;
}

.member-v4 .coach-track::-webkit-scrollbar {
  display: none;
}

.member-v4 .poster-coach-card {
  position: relative;
  display: flex;
  flex: 0 0 88%;
  min-height: 168px;
  flex-direction: column;
  overflow: hidden;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  background: linear-gradient(135deg, rgba(217, 255, 69, 0.08), transparent 48%), var(--panel);
  scroll-snap-align: start;
  scroll-snap-stop: always;
  text-align: left;
}

.member-v4 .poster-coach-card:last-child {
  margin-right: 12%;
}

.member-v4 .poster-coach-mark {
  position: absolute;
  top: 0;
  right: 8px;
  color: rgba(217, 255, 69, 0.07);
  font-size: 102px;
  font-weight: 900;
  line-height: 1;
}

.member-v4 .poster-coach-index {
  position: relative;
  color: var(--brand);
  font-size: var(--fs-micro);
  letter-spacing: 0.1em;
}

.member-v4 .poster-coach-card h3 {
  position: relative;
  margin: 14px 0 0;
  font-size: 25px;
  font-weight: 900;
  line-height: 1;
}

.member-v4 .poster-coach-card p,
.member-v4 .poster-coach-card time {
  position: relative;
  display: block;
  margin: 7px 0 0;
  color: var(--ink-3);
  font-size: var(--fs-micro);
  line-height: 1.45;
}

.member-v4 .poster-coach-card time {
  margin-top: 9px;
  color: var(--brand);
  font-weight: 650;
  font-style: normal;
}

.member-v4 .coach-pagination {
  display: flex;
  min-height: 28px;
  align-items: center;
  justify-content: center;
  gap: 7px;
}

.member-v4 .poster-coach-dot {
  width: 7px;
  height: 7px;
  padding: 0;
  border: 0;
  border-radius: 999px;
  background: var(--ink-4);
}

.member-v4 .poster-coach-dot.is-active {
  width: 21px;
  background: var(--brand);
}

/* ---------- 训练场 ---------- */
.member-v4 .venue-card {
  overflow: hidden;
  margin-top: 6px;
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  background: var(--panel);
}

.member-v4 .venue-media {
  position: relative;
}

.member-v4 .poster-venue-track {
  display: flex;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scrollbar-width: none;
}

.member-v4 .poster-venue-track::-webkit-scrollbar {
  display: none;
}

.member-v4 .poster-venue-slide {
  width: 100%;
  height: 155px;
  flex: 0 0 100%;
  object-fit: cover;
  object-position: center 58%;
}

.member-v4 .poster-venue-pagination {
  position: absolute;
  bottom: 9px;
  left: 0;
  right: 0;
  display: flex;
  justify-content: center;
  gap: 6px;
}

.member-v4 .poster-venue-dot {
  width: 7px;
  height: 7px;
  padding: 0;
  border: 0;
  border-radius: 999px;
  background: rgba(245, 245, 239, 0.4);
}

.member-v4 .poster-venue-dot.active {
  background: var(--brand);
}

.member-v4 .venue-copy {
  padding: 15px;
}

.member-v4 .venue-copy small {
  display: block;
  color: var(--brand);
  font-size: var(--fs-micro);
}

.member-v4 .venue-copy h3 {
  margin: 7px 0 0;
  font-size: 14px;
  font-weight: 650;
}

.member-v4 .venue-copy p {
  margin: 5px 0 0;
  color: var(--ink-3);
  font-size: var(--fs-micro);
  line-height: 1.5;
  max-width: none;
}

.member-v4 .venue-actions {
  display: flex;
  min-height: var(--tap-h);
  align-items: center;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 8px;
  border-top: 1px solid var(--line);
  font-size: var(--fs-micro);
  font-weight: 650;
}

.member-v4 .venue-actions a {
  color: var(--ink-1);
  text-decoration: none;
}

/* ---------- 品牌页尾 ---------- */
.member-v4 .home-brand-footer {
  padding: 20px 18px 0;
  color: var(--brand);
  text-align: center;
}

.member-v4 .home-brand-footer strong,
.member-v4 .home-brand-footer span {
  display: block;
}

.member-v4 .home-brand-footer strong {
  font-size: var(--fs-micro);
  font-style: italic;
  font-weight: 850;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.member-v4 .home-brand-footer span {
  margin-top: 6px;
  font-size: var(--fs-micro);
  letter-spacing: 0.03em;
  font-style: normal;
}

/* ---------- 底部导航：三项等宽，触控目标 54px ---------- */
/* 2026-09-01 收口：相对当前视口的 fixed 浮动底栏，不再随文档流出现在屏幕中部；
   left/right 拉通＋auto 边距实现水平居中，宽度受 430px 手机心约束，
   bottom 同时计入 safe-area-inset-bottom。 */
.member-v4 .mobile-nav {
  position: fixed;
  z-index: 20;
  right: 0;
  bottom: max(10px, env(safe-area-inset-bottom));
  left: 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 4px;
  width: min(calc(100% - 36px), 394px);
  height: calc(var(--v4-nav-tab-h) + 8px);
  margin: 0 auto;
  padding: 4px;
  border: 1px solid var(--line);
  border-radius: 34px;
  background: rgba(27, 27, 25, 0.96);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
  backdrop-filter: blur(16px);
}

.member-v4 .app-tab {
  display: flex;
  min-width: 0;
  min-height: var(--v4-nav-tab-h);
  align-items: center;
  justify-content: center;
  gap: 6px;
  border-radius: 29px;
  background: transparent;
  color: var(--ink-4);
  font-size: var(--fs-micro);
  font-weight: 650;
}

.member-v4 .app-tab.active {
  background: var(--brand);
  color: var(--brand-ink);
}

/* ---------- 二级页通用 ---------- */
.member-v4 .subpage {
  padding: 12px 18px 26px;
}

.member-v4 .page-top {
  display: flex;
  min-height: 42px;
  align-items: center;
  justify-content: space-between;
  color: var(--ink-3);
  font-size: var(--fs-micro);
  font-style: italic;
  font-weight: 900;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.member-v4 .page-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.member-v4 .page-logout {
  min-height: var(--tap-h);
  padding: 0 10px;
  border: 1px solid var(--line);
  border-radius: var(--radius-s);
  background: transparent;
  color: var(--ink-2);
  font-size: var(--fs-micro);
  font-style: normal;
  font-weight: 700;
  letter-spacing: normal;
  text-transform: none;
}

.member-v4 .page-index {
  display: grid;
  width: 32px;
  height: 32px;
  flex: 0 0 32px;
  place-items: center;
  background: var(--brand);
  color: var(--brand-ink);
  font-style: italic;
}

.member-v4 .subpage-top {
  display: flex;
  min-height: 44px;
  align-items: center;
  gap: 12px;
  color: var(--ink-3);
  font-size: var(--fs-micro);
  letter-spacing: 0.1em;
}

.member-v4 .subpage-back {
  display: grid;
  width: 44px;
  height: var(--tap-h);
  place-items: center;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius-s);
  background: var(--panel);
  color: var(--ink-1);
  font-size: var(--fs-body);
}

.member-v4 .page-kicker {
  display: block;
  margin-top: 18px;
  color: var(--brand);
  font-size: var(--fs-micro);
}

.member-v4 .page-title {
  margin: 9px 0 0;
  font-size: var(--fs-page-title);
  line-height: 1.14;
}

.member-v4 .page-intro {
  margin: 9px 0 0;
  color: var(--ink-3);
  font-size: var(--fs-caption);
  line-height: 1.55;
  min-height: 18px;
}

/* ---------- 课程页：类型切换／日期胶囊／筛选 ---------- */
.member-v4 .segment {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4px;
  height: 48px;
  margin-top: 22px;
  padding: 4px;
  border: 1px solid var(--line);
  border-radius: var(--radius-l);
  background: var(--panel);
}

.member-v4 .course-tab {
  border-radius: 5px;
  background: transparent;
  color: var(--ink-3);
  font-size: var(--fs-caption);
  font-weight: 650;
}

.member-v4 .course-tab.active {
  background: var(--brand);
  color: var(--brand-ink);
}

.member-v4 .date-track {
  display: flex;
  gap: 8px;
  margin: 12px -18px 0;
  padding: 0 18px 3px;
  overflow-x: auto;
  scrollbar-width: none;
}

.member-v4 .date-track::-webkit-scrollbar {
  display: none;
}

/* /app.js renderDates 生成 .poster-date，这里按已确认日期胶囊呈现 */
.member-v4 .poster-date {
  display: flex;
  width: 62px;
  height: 64px;
  flex: 0 0 62px;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 3px;
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  background: var(--panel);
  color: var(--ink-4);
  font-size: var(--fs-micro);
}

.member-v4 .poster-date b {
  color: var(--ink-1);
  font-size: 16px;
  font-variant-numeric: tabular-nums;
}

.member-v4 .poster-date.active {
  border-color: var(--brand);
  background: var(--brand);
  color: var(--brand-ink);
}

.member-v4 .poster-date.active b {
  color: var(--brand-ink);
}

.member-v4 .filter-track {
  display: flex;
  justify-content: safe center;
  gap: 7px;
  margin-top: 14px;
  overflow-x: auto;
  scrollbar-width: none;
}

.member-v4 .filter-track::-webkit-scrollbar {
  display: none;
}

.member-v4 .filter-control {
  position: relative;
  flex: 0 0 auto;
}

.member-v4 .filter-control::after {
  position: absolute;
  top: 50%;
  right: 11px;
  color: var(--ink-4);
  content: "⌄";
  font-size: var(--fs-micro);
  pointer-events: none;
  transform: translateY(-58%);
}

.member-v4 .filter-chip {
  appearance: none;
  min-height: 36px;
  max-width: 132px;
  padding: 0 29px 0 13px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: transparent;
  color: var(--ink-3);
  font-family: inherit;
  font-size: var(--fs-micro);
}

.member-v4 .filter-chip:focus {
  border-color: var(--brand);
}

/* ---------- 团课卡片（展开／收起，V4 分支生成） ---------- */
.member-v4 .course-list {
  display: grid;
  gap: 10px;
  margin-top: 16px;
}

.member-v4 .course-card {
  padding: 15px;
  border: 1px solid var(--line);
  border-radius: var(--radius-l);
  background: var(--panel);
}

.member-v4 .course-card.is-mine {
  border-color: var(--brand);
}

.member-v4 .course-card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.member-v4 .course-card-head time {
  font-size: 22px;
  font-weight: 750;
  font-variant-numeric: tabular-nums;
}

.member-v4 .status-pill {
  display: inline-flex;
  min-height: 26px;
  align-items: center;
  padding: 0 10px;
  border-radius: 999px;
  background: var(--brand);
  color: var(--brand-ink);
  font-size: var(--fs-micro);
  font-weight: 750;
}

.member-v4 .status-pill.mine {
  background: transparent;
  color: var(--brand);
}

.member-v4 .status-pill.full {
  background: transparent;
  color: var(--alert);
}

.member-v4 .course-card h3 {
  margin: 11px 0 0;
  font-size: 16px;
  font-weight: 650;
}

.member-v4 .course-meta {
  margin: 6px 0 0;
  color: var(--ink-3);
  font-size: var(--fs-micro);
}

.member-v4 .course-members {
  display: flex;
  align-items: baseline;
  gap: 7px;
  margin: 8px 0 0;
  font-size: var(--fs-micro);
  line-height: 1.45;
}

.member-v4 .course-members span {
  flex: 0 0 auto;
  color: var(--ink-4);
}

.member-v4 .course-members strong {
  color: var(--ink-2);
  font-weight: 700;
  overflow-wrap: anywhere;
}

.member-v4 .seat-meter {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 10px;
  margin-top: 13px;
}

.member-v4 .seat-meter-track {
  height: 4px;
  overflow: hidden;
  border-radius: 2px;
  background: var(--raised);
}

.member-v4 .seat-meter-track i {
  display: block;
  width: 0;
  height: 100%;
  background: var(--brand);
}

.member-v4 .seat-meter span:last-child {
  color: var(--ink-4);
  font-size: var(--fs-micro);
}

.member-v4 .seat-step {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: 17px;
  color: var(--ink-3);
  font-size: var(--fs-micro);
  font-weight: 700;
}

.member-v4 .seat-step b {
  color: var(--brand);
  font-size: var(--fs-micro);
  letter-spacing: 0.08em;
}

.member-v4 .seat-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 7px;
  margin-top: 10px;
}

.member-v4 .seat {
  display: grid;
  min-width: 0;
  min-height: 44px;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 5px;
  background: var(--raised);
  color: var(--ink-3);
  font-size: var(--fs-micro);
  font-weight: 700;
}

.member-v4 .seat.status-mine,
.member-v4 .seat.selected {
  border-color: var(--brand);
  background: var(--brand);
  color: var(--brand-ink);
}

.member-v4 .seat:disabled {
  cursor: not-allowed;
  opacity: 0.34;
}

.member-v4 .booking-confirm {
  display: flex;
  min-height: 48px;
  width: 100%;
  align-items: center;
  justify-content: center;
  margin-top: 12px;
  border-radius: 5px;
  background: var(--brand);
  color: var(--brand-ink);
  font-size: var(--fs-body);
  font-weight: 750;
}

.member-v4 .booking-confirm:disabled {
  background: var(--raised);
  color: var(--ink-4);
  cursor: not-allowed;
}

.member-v4 .compact-action {
  display: flex;
  min-height: var(--tap-h);
  width: 100%;
  align-items: center;
  justify-content: center;
  margin-top: 12px;
  border: 1px solid var(--brand);
  border-radius: 5px;
  background: transparent;
  color: var(--brand);
  font-size: var(--fs-caption);
  font-weight: 700;
}

.member-v4 .compact-action:disabled {
  border-color: transparent;
  background: var(--raised);
  color: var(--ink-4);
  cursor: not-allowed;
}

.member-v4 .poster-cancel {
  display: flex;
  min-height: var(--tap-h);
  width: 100%;
  align-items: center;
  justify-content: center;
  margin-top: 12px;
  border: 1px solid rgba(255, 138, 107, 0.42);
  border-radius: 5px;
  background: transparent;
  color: var(--alert);
  font-size: var(--fs-caption);
  font-weight: 700;
}

/* ---------- 私教线性流程 ---------- */
.member-v4 .flow-step {
  margin-top: 18px;
}

.member-v4 .flow-step-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 10px;
}

.member-v4 .flow-step-head span {
  color: var(--brand);
  font-size: var(--fs-micro);
}

.member-v4 .flow-step-head strong {
  font-size: var(--fs-body);
}

/* /app.js renderPrivateCoachCards 生成 .poster-private-coach */
.member-v4 .poster-private-coach-track {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  overflow-x: auto;
  scrollbar-width: none;
  scroll-snap-type: x mandatory;
}

.member-v4 .poster-private-coach-track.is-scroll {
  grid-template-columns: none;
  grid-auto-flow: column;
  grid-auto-columns: calc(50% - 4px);
  touch-action: pan-y;
}

.member-v4 .poster-private-coach-track.is-single {
  grid-template-columns: 1fr;
}

.member-v4 .poster-private-coach-track::-webkit-scrollbar {
  display: none;
}

.member-v4 .poster-private-coach {
  min-height: 86px;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  background: var(--panel);
  scroll-snap-align: start;
  text-align: left;
}

.member-v4 .poster-private-coach.is-active {
  border-color: var(--brand);
  box-shadow: inset 3px 0 0 var(--brand);
}

.member-v4 .poster-private-coach-index {
  display: block;
  color: var(--brand);
  font-size: var(--fs-micro);
}

.member-v4 .poster-private-coach-mark {
  display: none;
}

.member-v4 .poster-private-coach strong {
  display: block;
  margin-top: 8px;
  font-size: 14px;
}

.member-v4 .poster-private-coach p {
  display: block;
  margin: 4px 0 0;
  overflow: hidden;
  color: var(--ink-3);
  font-size: var(--fs-micro);
  text-overflow: ellipsis;
  white-space: nowrap;
}

.member-v4 .poster-private-coach time {
  display: block;
  margin: 4px 0 0;
  color: var(--ink-3);
  font-size: var(--fs-micro);
  font-style: normal;
}

.member-v4 .poster-private-coach-nav {
  display: flex;
  min-height: 44px;
  align-items: center;
  justify-content: space-between;
  margin-top: 8px;
}

.member-v4 .poster-private-coach-arrows {
  display: flex;
  gap: 8px;
}

.member-v4 .poster-private-coach-arrows button {
  width: 44px;
  height: var(--tap-h);
  border: 1px solid var(--line);
  border-radius: var(--radius-s);
  background: var(--panel);
  color: var(--ink-2);
  font-size: var(--fs-body);
}

.member-v4 .poster-private-coach-arrows button:disabled {
  opacity: 0.4;
}

/* /app.js renderPrivateTypeChoices 生成 .poster-private-type-choice */
.member-v4 .poster-private-type-options {
  display: grid;
  gap: 8px;
}

.member-v4 .poster-private-type-choice {
  display: grid;
  min-height: 62px;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  background: var(--panel);
  text-align: left;
}

.member-v4 .poster-private-type-choice.is-active {
  border-color: var(--brand);
  box-shadow: inset 3px 0 0 var(--brand);
}

.member-v4 .poster-private-type-name {
  display: flex;
  align-items: baseline;
  gap: 8px;
  min-width: 0;
}

.member-v4 .poster-private-type-index {
  color: var(--brand);
  font-size: var(--fs-micro);
}

.member-v4 .poster-private-type-name strong {
  overflow: hidden;
  font-size: 14px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.member-v4 .poster-private-type-meta {
  display: flex;
  align-items: center;
  gap: 8px;
}

.member-v4 .poster-private-type-meta b {
  color: var(--ink-3);
  font-size: var(--fs-micro);
  font-style: normal;
}

.member-v4 .poster-private-type-check {
  color: var(--brand);
  font-size: var(--fs-caption);
  font-style: normal;
}

/* /app.js renderPrivateSlots V4 分支生成 .slot.time-option */
.member-v4 .time-options {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 7px;
}

.member-v4 .time-option {
  min-height: var(--tap-h);
  border: 1px solid var(--line);
  border-radius: 5px;
  background: var(--panel);
  color: var(--ink-2);
  font-size: var(--fs-micro);
  font-weight: 700;
}

.member-v4 .time-option strong {
  display: block;
  font-variant-numeric: tabular-nums;
}

.member-v4 .time-option small {
  display: block;
  margin-top: 2px;
  font-size: var(--fs-micro);
  font-weight: 650;
}

.member-v4 .time-option.selected {
  border-color: var(--brand);
  background: var(--brand);
  color: var(--brand-ink);
}

.member-v4 .private-summary {
  margin-top: 10px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  background: var(--panel);
}

.member-v4 .private-summary p {
  margin: 0;
  color: var(--ink-3);
  font-size: var(--fs-micro);
  line-height: 1.6;
}

.member-v4 .private-summary .booking-confirm {
  margin-top: 12px;
}

/* ---------- 「我的」页（V4 分支生成） ---------- */
.member-v4 .mine-card {
  margin-top: 18px;
}

.member-v4 .mine-section {
  margin-top: 22px;
}

.member-v4 .mine-section-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 10px;
}

.member-v4 .mine-section-head span:first-child {
  color: var(--brand);
  font-size: var(--fs-micro);
  font-style: italic;
  font-weight: 900;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

.member-v4 .mine-section-head span:last-child {
  color: var(--ink-3);
  font-size: var(--fs-micro);
}

.member-v4 .mine-notice {
  margin-top: 10px;
  padding: 11px 12px;
  border-left: 3px solid var(--brand);
  background: var(--raised);
  color: var(--ink-2);
  font-size: var(--fs-micro);
  line-height: 1.55;
}

.member-v4 .upcoming-list {
  display: grid;
  gap: 8px;
}

.member-v4 .upcoming-card {
  display: grid;
  min-height: 92px;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 10px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  background: var(--panel);
}

.member-v4 .upcoming-card:first-child {
  border-color: rgba(217, 255, 69, 0.46);
}

.member-v4 .upcoming-card time,
.member-v4 .upcoming-card strong,
.member-v4 .upcoming-card span {
  display: block;
}

.member-v4 .upcoming-card time {
  color: var(--brand);
  font-size: var(--fs-micro);
  font-weight: 700;
}

.member-v4 .upcoming-card strong {
  margin-top: 6px;
  font-size: 14px;
}

.member-v4 .upcoming-card span {
  margin-top: 4px;
  color: var(--ink-3);
  font-size: var(--fs-micro);
}

.member-v4 .upcoming-members {
  margin-top: 6px;
  color: var(--ink-2);
  font-size: var(--fs-micro);
  font-weight: 650;
  line-height: 1.45;
  overflow-wrap: anywhere;
}

.member-v4 .cancel-arm {
  min-width: 70px;
  min-height: var(--tap-h);
  border-radius: 5px;
  background: var(--raised);
  color: var(--brand);
  font-size: var(--fs-micro);
  font-weight: 700;
}

.member-v4 .cancel-arm.is-cancel-armed {
  background: var(--alert);
  color: var(--brand-ink);
}

.member-v4 .mine-next-all {
  display: flex;
  min-height: 46px;
  width: 100%;
  align-items: center;
  justify-content: space-between;
  margin-top: 8px;
  padding: 0 14px;
  border: 1px solid var(--line);
  border-radius: 5px;
  background: transparent;
  color: var(--ink-2);
  font-size: var(--fs-micro);
  font-weight: 700;
}

.member-v4 .mine-state {
  margin-top: 18px;
  padding: 24px 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  background: var(--panel);
  text-align: center;
}

.member-v4 .mine-state strong,
.member-v4 .mine-state span {
  display: block;
}

.member-v4 .mine-state strong {
  font-size: var(--fs-empty);
}

.member-v4 .mine-state span {
  margin-top: 7px;
  color: var(--ink-3);
  font-size: var(--fs-micro);
  line-height: 1.6;
}

.member-v4 .mine-state .text-action,
.member-v4 .mine-state .mine-next-all {
  margin-top: 14px;
}

.member-v4 .summary-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.member-v4 .summary-card {
  min-height: 106px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  background: var(--panel);
}

.member-v4 .summary-card span,
.member-v4 .summary-card strong,
.member-v4 .summary-card small {
  display: block;
}

.member-v4 .summary-card span {
  color: var(--ink-3);
  font-size: var(--fs-micro);
}

.member-v4 .summary-card strong {
  margin-top: 7px;
  font-size: 27px;
  line-height: 1;
}

.member-v4 .summary-card small {
  margin-top: 7px;
  color: var(--ink-4);
  font-size: var(--fs-micro);
  line-height: 1.45;
}

.member-v4 .mine-tools-row {
  display: grid;
  min-height: 86px;
  grid-template-columns: 58px minmax(0, 1fr) auto;
  align-items: center;
  gap: 12px;
  width: 100%;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  background: var(--panel);
  color: var(--ink-1);
  text-align: left;
}

.member-v4 .mine-tools-row strong,
.member-v4 .mine-tools-row span {
  display: block;
}

.member-v4 .mine-tools-row strong {
  font-size: var(--fs-body);
}

.member-v4 .mine-tools-row span {
  margin-top: 4px;
  color: var(--ink-3);
  font-size: var(--fs-micro);
}

.member-v4 .mine-tools-row b {
  color: var(--brand);
  font-size: 14px;
}

.member-v4 .feature-metric {
  display: grid;
  width: 48px;
  height: 48px;
  place-items: center;
  border-radius: 5px;
  background: var(--raised);
  color: var(--brand);
  font-size: 17px;
  font-variant-numeric: tabular-nums;
}

.member-v4 .mine-menu {
  margin-top: 22px;
  border-top: 1px solid var(--line);
}

.member-v4 .mine-menu button {
  display: flex;
  min-height: 50px;
  width: 100%;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 0;
  border-bottom: 1px solid var(--line);
  background: transparent;
  color: var(--ink-2);
  font-size: var(--fs-caption);
  text-align: left;
}

.member-v4 .mine-menu button:last-child {
  color: var(--alert);
}

.member-v4 .mine-menu button span:last-child {
  color: var(--brand);
  font-size: 14px;
}

.member-v4 .mine-menu button:last-child span:last-child {
  color: var(--alert);
}

/* ---------- 预约统计二级视图 ---------- */
.member-v4 .bookings-page-summary {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: baseline;
  gap: 8px;
  margin-top: 18px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  background: var(--panel);
  color: var(--ink-3);
  font-size: var(--fs-micro);
}

.member-v4 .bookings-page-summary strong {
  color: var(--brand);
  font-size: 27px;
  line-height: 1;
}

.member-v4 .bookings-page-summary small {
  font-size: var(--fs-micro);
}

.member-v4 .bookings-filters {
  display: flex;
  gap: 6px;
  margin-top: 12px;
  padding-bottom: 12px;
  overflow-x: auto;
  scrollbar-width: none;
}

.member-v4 .bookings-filters::-webkit-scrollbar {
  display: none;
}

.member-v4 .bookings-filters button {
  min-height: 38px;
  flex: 0 0 auto;
  padding: 0 12px;
  border: 1px solid var(--line);
  border-radius: 19px;
  background: var(--panel);
  color: var(--ink-3);
  font-size: var(--fs-micro);
  font-weight: 700;
}

.member-v4 .bookings-filters button.active {
  border-color: var(--brand);
  color: var(--brand);
}

.member-v4 .v4-booking-list {
  display: grid;
  gap: 10px;
  margin-top: 4px;
}

.member-v4 .v4-booking-card {
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  background: var(--panel);
}

.member-v4 .v4-booking-card.is-upcoming {
  border-color: rgba(217, 255, 69, 0.46);
}

.member-v4 .v4-booking-card-head {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.05fr) auto;
  align-items: flex-start;
  gap: 9px;
}

.member-v4 .v4-booking-card-label,
.member-v4 .v4-booking-card time,
.member-v4 .v4-booking-card-meta span,
.member-v4 .v4-booking-card-meta strong {
  display: block;
}

.member-v4 .v4-booking-card-label {
  color: var(--ink-4);
  font-size: var(--fs-micro);
  font-weight: 800;
  letter-spacing: 0.08em;
}

.member-v4 .v4-booking-card time {
  margin-top: 4px;
  color: var(--ink-2);
  font-size: var(--fs-micro);
  font-weight: 700;
}

.member-v4 .v4-booking-card-status {
  flex: 0 0 auto;
  padding: 5px 8px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--ink-3);
  font-size: var(--fs-micro);
  font-weight: 800;
}

.member-v4 .v4-booking-card.is-upcoming .v4-booking-card-status {
  border-color: rgba(217, 255, 69, 0.46);
  color: var(--brand);
}

.member-v4 .v4-booking-card.is-cancelled .v4-booking-card-status {
  color: var(--alert);
}

.member-v4 .v4-booking-card-time strong {
  margin-top: 4px;
  color: var(--brand);
  font-size: 16px;
  line-height: 1.25;
  white-space: nowrap;
  font-variant-numeric: tabular-nums;
}

.member-v4 .v4-booking-card h3 {
  margin: 8px 0 0;
  color: var(--ink-1);
  font-size: var(--fs-strong);
  line-height: 1.35;
}

.member-v4 .v4-booking-card-meta {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
  gap: 8px 10px;
  margin-top: 9px;
  padding-top: 9px;
  border-top: 1px solid var(--line);
}

.member-v4 .v4-booking-card-meta > div {
  min-width: 0;
}

.member-v4 .v4-booking-card-meta span {
  color: var(--ink-4);
  font-size: var(--fs-micro);
  font-weight: 800;
  letter-spacing: 0.05em;
  white-space: nowrap;
}

.member-v4 .v4-booking-card-meta strong {
  margin-top: 4px;
  color: var(--ink-2);
  font-size: var(--fs-micro);
  font-weight: 600;
  line-height: 1.45;
  overflow-wrap: anywhere;
}

.member-v4 .v4-booking-card-members {
  display: flex;
  grid-column: 1 / -1;
  align-items: baseline;
  gap: 8px;
  min-width: 0;
}

.member-v4 .v4-booking-card-members strong {
  margin-top: 0;
}

.member-v4 .v4-booking-card .poster-cancel {
  margin-top: 10px;
}

.member-v4 .v4-booking-card .cancel-arm {
  width: 100%;
  margin-top: 10px;
  border: 1px solid rgba(255, 138, 107, 0.42);
  background: transparent;
  color: var(--alert);
}

.member-v4 .v4-booking-card .cancel-arm.is-cancel-armed {
  border-color: var(--alert);
  background: var(--alert);
  color: var(--brand-ink);
}

.member-v4 .bookings-more {
  min-height: var(--tap-h);
  width: 100%;
  margin-top: 12px;
  border: 1px solid var(--line);
  border-radius: 5px;
  background: var(--panel);
  color: var(--brand);
  font-size: var(--fs-micro);
  font-weight: 700;
}

/* ---------- V4 详情层（我的权益） ---------- */
.member-v4 .v4-detail-sheet {
  position: fixed;
  z-index: 75;
  inset: 0;
  background: rgba(5, 5, 4, 0.68);
}

.member-v4 .v4-detail-panel {
  display: flex;
  flex-direction: column;
  position: absolute;
  inset: 38px 0 0;
  overflow-y: auto;
  padding: 18px 18px 88px;
  background: var(--page);
}

.member-v4 .v4-detail-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 14px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line);
}

.member-v4 .v4-detail-head small {
  display: block;
  color: var(--brand);
  font-size: var(--fs-micro);
}

.member-v4 .v4-detail-head strong {
  display: block;
  margin-top: 7px;
  font-size: var(--fs-section-title);
}

.member-v4 .v4-detail-close {
  min-width: 54px;
  min-height: 38px;
  border: 1px solid var(--line);
  border-radius: 5px;
  background: var(--panel);
  color: var(--ink-2);
  font-size: var(--fs-micro);
  font-weight: 700;
}

.member-v4 .v4-detail-body {
  padding-top: 14px;
}

.member-v4 .v4-entitlement-item {
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
}

.member-v4 .v4-entitlement-item strong,
.member-v4 .v4-entitlement-item span {
  display: block;
}

.member-v4 .v4-entitlement-item span {
  color: var(--ink-3);
  font-size: var(--fs-micro);
  line-height: 1.55;
}

.member-v4 .v4-entitlement-item strong {
  margin: 5px 0;
  font-size: var(--fs-body);
}

/* ---------- 独立训练动态视图（沿用 V3 DOM 契约） ---------- */
.member-v4 .training-feed-dates {
  display: flex;
  gap: 7px;
  margin: 16px -18px 0;
  padding: 0 18px 3px;
  overflow-x: auto;
  scrollbar-width: none;
}

.member-v4 .training-feed-dates::-webkit-scrollbar {
  display: none;
}

.member-v4 .training-feed-date {
  min-height: 38px;
  flex: 0 0 auto;
  padding: 0 12px;
  border: 1px solid var(--line);
  border-radius: 19px;
  background: var(--panel);
  color: var(--ink-3);
  font-size: var(--fs-micro);
  font-weight: 700;
}

.member-v4 .training-feed-date.active {
  border-color: var(--brand);
  background: var(--brand);
  color: var(--brand-ink);
}

.member-v4 .training-feed-status .poster-empty-state {
  margin-top: 16px;
}

.member-v4 .training-feed-post {
  margin-top: 16px;
  padding: 15px;
  border: 1px solid var(--line);
  border-radius: var(--radius-l);
  background: var(--panel);
}

.member-v4 .training-feed-author {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

.member-v4 .training-feed-author strong {
  display: block;
  font-size: var(--fs-body);
}

.member-v4 .training-feed-author span {
  display: block;
  margin-top: 3px;
  color: var(--ink-3);
  font-size: var(--fs-micro);
  line-height: 1.5;
}

.member-v4 .training-feed-author time {
  flex: 0 0 auto;
  color: var(--brand);
  font-size: var(--fs-micro);
}

.member-v4 .training-feed-sessions ul {
  margin: 10px 0 0;
  padding: 10px 0 0;
  border-top: 1px solid var(--line);
  list-style: none;
}

.member-v4 .training-feed-sessions li {
  color: var(--ink-2);
  font-size: var(--fs-micro);
  line-height: 1.6;
}

.member-v4 .training-feed-sessions-empty {
  margin: 10px 0 0;
  padding-top: 10px;
  border-top: 1px solid var(--line);
  color: var(--ink-3);
  font-size: var(--fs-micro);
}

.member-v4 .training-feed-photo-stack {
  position: relative;
  margin-top: 12px;
}

.member-v4 .training-feed-photo-button {
  display: block;
  border-radius: var(--radius-m);
  background: var(--raised);
  overflow: hidden;
}

.member-v4 .training-feed-photo-button img {
  display: block;
  width: 100%;
  min-height: 220px;
  object-fit: cover;
}

.member-v4 .training-feed-photo-nav {
  position: absolute;
  top: 50%;
  width: 44px;
  height: var(--tap-h);
  transform: translateY(-50%);
  border: 1px solid rgba(245, 245, 239, 0.3);
  border-radius: 999px;
  background: rgba(10, 10, 9, 0.72);
  color: var(--ink-1);
  font-size: var(--fs-body);
}

.member-v4 .training-feed-photo-nav.prev {
  left: 10px;
}

.member-v4 .training-feed-photo-nav.next {
  right: 10px;
}

.member-v4 .training-feed-counter {
  position: absolute;
  right: 10px;
  bottom: 10px;
  padding: 3px 9px;
  border-radius: 999px;
  background: rgba(10, 10, 9, 0.78);
  color: var(--ink-1);
  font-size: var(--fs-micro);
}

.member-v4 .training-feed-photo-note {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  color: var(--ink-2);
  font-size: var(--fs-micro);
}

.member-v4 .training-feed-more {
  min-height: var(--tap-h);
  width: 100%;
  margin-top: 12px;
  border: 1px solid var(--line);
  border-radius: 5px;
  background: var(--panel);
  color: var(--brand);
  font-size: var(--fs-micro);
  font-weight: 700;
}

/* ---------- 中央反馈 / 取消确认 / 安装引导 ---------- */
.member-v4 .member-action-feedback {
  position: fixed;
  top: 50%;
  left: 50%;
  z-index: 110;
  width: min(320px, calc(100vw - 36px));
  min-height: 62px;
  padding: 17px 18px 16px 20px;
  transform: translate(-50%, -50%);
  border: 1px solid rgba(245, 245, 238, 0.2);
  border-left: 5px solid var(--brand);
  background: rgba(20, 20, 18, 0.97);
  color: var(--ink-1);
  box-shadow: 10px 10px 0 rgba(0, 0, 0, 0.28);
  font-size: var(--fs-caption);
  font-weight: 800;
  line-height: 1.55;
  pointer-events: none;
}

.member-v4 .member-action-feedback.error {
  border-left-color: var(--alert);
}

.member-v4 .member-action-feedback.warning {
  border-left-color: var(--warn);
}

.member-v4 .member-cancel-confirm,
.member-v4 .member-install-prompt {
  position: fixed;
  z-index: 80;
  inset: 0;
  display: flex;
  align-items: flex-end;
  padding: 14px;
  background: rgba(5, 5, 4, 0.68);
}

.member-v4 .member-cancel-confirm-backdrop,
.member-v4 .member-install-backdrop {
  position: absolute;
  inset: 0;
  background: transparent;
}

.member-v4 .member-cancel-confirm-panel,
.member-v4 .member-install-panel {
  position: relative;
  width: 100%;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-l);
  background: var(--panel);
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.45);
}

.member-v4 .member-cancel-confirm-panel small {
  display: block;
  color: var(--alert);
  font-size: var(--fs-micro);
}

.member-v4 .member-cancel-confirm-panel h2 {
  margin: 9px 0 0;
  font-size: 19px;
}

.member-v4 .member-cancel-confirm-panel p {
  margin: 6px 0 0;
  color: var(--ink-3);
  font-size: var(--fs-micro);
  line-height: 1.55;
}

.member-v4 .member-cancel-confirm-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-top: 15px;
}

.member-v4 .member-cancel-confirm-actions button {
  min-height: var(--tap-h);
  border-radius: 5px;
  background: var(--raised);
  color: var(--ink-2);
  font-size: var(--fs-micro);
  font-weight: 700;
}

.member-v4 .member-cancel-confirm-actions button:last-child {
  background: var(--alert);
  color: var(--brand-ink);
}

.member-v4 .member-install-close {
  position: absolute;
  top: 10px;
  right: 10px;
  display: grid;
  width: 44px;
  height: 44px;
  place-items: center;
  background: transparent;
  color: var(--ink-3);
  font-size: 20px;
}

.member-v4 .member-install-head {
  display: flex;
  align-items: center;
  gap: 12px;
}

.member-v4 .member-install-icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
}

.member-v4 .member-install-head small {
  display: block;
  color: var(--brand);
  font-size: var(--fs-micro);
}

.member-v4 .member-install-head strong {
  display: block;
  margin-top: 3px;
  font-size: var(--fs-body);
}

.member-v4 .member-install-tick {
  margin-top: 14px;
}

.member-v4 .member-install-panel h2 {
  margin: 10px 0 0;
  font-size: 18px;
}

.member-v4 .member-install-panel > p {
  margin: 6px 0 0;
  color: var(--ink-3);
  font-size: var(--fs-micro);
  line-height: 1.55;
}

.member-v4 .member-install-steps {
  margin: 12px 0 0;
  padding-left: 20px;
  color: var(--ink-2);
  font-size: var(--fs-micro);
  line-height: 1.7;
}

.member-v4 .member-install-status {
  margin: 8px 0 0;
  color: var(--brand);
  font-size: var(--fs-micro);
}

.member-v4 .member-install-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-top: 15px;
}

.member-v4 .member-install-primary {
  min-height: var(--tap-h);
  border-radius: 5px;
  background: var(--brand);
  color: var(--brand-ink);
  font-size: var(--fs-micro);
  font-weight: 750;
}

.member-v4 .member-install-later {
  min-height: var(--tap-h);
  border-radius: 5px;
  background: var(--raised);
  color: var(--ink-2);
  font-size: var(--fs-micro);
  font-weight: 700;
}

/* ---------- 视口契约：390 / 430 页面级横向溢出为 0 ---------- */
@media (max-width: 390px) {
  .member-v4 .hero h1 {
    font-size: clamp(46px, 13.5vw, 54px);
  }

  .member-v4 .page-title {
    font-size: 27px;
  }

  .member-v4 .member-card-name {
    font-size: 21px;
  }
}

@media (min-width: 391px) and (max-width: 430px) {
  .member-v4 .hero h1 {
    font-size: 56px;
  }
}

@media (min-width: 431px) {
  /* 桌面预览时保持手机版心，内容不无限拉伸。 */
  .member-v4 .v4-app,
  .member-v4 .poster-login {
    max-width: 430px;
    margin: 0 auto;
  }

  .member-v4 .member-action-feedback {
    width: min(320px, calc(430px - 36px));
  }
}

@media (prefers-reduced-motion: reduce) {
  .member-v4 *,
  .member-v4 *::before,
  .member-v4 *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }
}