/* ============================================================
   练点啥呢？ - 玻璃态设计系统(与站点一致)
   ============================================================ */
:root {
  --bg-gradient-1: #e7f1f0;
  --bg-gradient-2: #dfe9ec;
  --bg-gradient-3: #e6edf2;
  --bg: #e7f1f0;
  --card: rgba(255, 255, 255, 0.50);
  --card-hover: rgba(255, 255, 255, 0.72);
  --border: rgba(255, 255, 255, 0.55);
  --border-hover: rgba(255, 255, 255, 0.85);
  --text: #2c3e50;
  --text-soft: #5a6c7d;
  --text-dim: #8e9aaf;
  --accent: #2dd4bf;
  --accent-2: #3b82f6;
  --shadow-sm: 0 2px 8px rgba(20, 40, 50, 0.05);
  --shadow-md: 0 6px 24px rgba(20, 40, 50, 0.08);
  --shadow-lg: 0 12px 40px rgba(20, 40, 50, 0.12);
  --radius-sm: 14px;
  --radius-md: 20px;
  --transition: all 0.28s cubic-bezier(0.4, 0, 0.2, 1);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
  font-family: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Helvetica Neue', 'Microsoft YaHei', sans-serif;
  background: linear-gradient(135deg, var(--bg-gradient-1) 0%, var(--bg-gradient-2) 50%, var(--bg-gradient-3) 100%);
  background-attachment: fixed;
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
  padding: 22px 18px 28px;
  -webkit-font-smoothing: antialiased;
  position: relative;
  overflow-x: hidden;
}

.bg-decoration {
  position: fixed;
  border-radius: 50%;
  filter: blur(90px);
  opacity: 0.45;
  pointer-events: none;
  z-index: 0;
}
.bg-decoration-1 {
  width: 560px; height: 560px;
  background: radial-gradient(circle, rgba(94, 234, 212, 0.30) 0%, transparent 70%);
  top: -180px; left: -120px;
  animation: float 22s ease-in-out infinite;
}
.bg-decoration-2 {
  width: 480px; height: 480px;
  background: radial-gradient(circle, rgba(125, 211, 252, 0.28) 0%, transparent 70%);
  bottom: -140px; right: -120px;
  animation: float 26s ease-in-out infinite reverse;
}
.bg-decoration-3 {
  width: 380px; height: 380px;
  background: radial-gradient(circle, rgba(45, 212, 191, 0.18) 0%, transparent 70%);
  top: 48%; left: 52%;
  transform: translate(-50%, -50%);
  animation: pulse 16s ease-in-out infinite;
}
@keyframes float {
  0%, 100% { transform: translateY(0) translateX(0); }
  50% { transform: translateY(-26px) translateX(18px); }
}
@keyframes pulse {
  0%, 100% { opacity: 0.18; }
  50% { opacity: 0.40; }
}

.glass {
  background: var(--card);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
}

/* ============ 顶栏 ============ */
.topbar {
  max-width: 1280px;
  margin: 0 auto 16px;
  padding: 14px 22px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  position: relative;
  z-index: 2;
  animation: rise 0.5s cubic-bezier(0.22, 1, 0.36, 1) 0.02s both;
}
@keyframes rise {
  from { opacity: 0; transform: translateY(18px); }
  to { opacity: 1; transform: translateY(0); }
}
.brand { display: flex; align-items: center; gap: 14px; min-width: 0; }
.brand-icon {
  width: 46px; height: 46px;
  display: flex; align-items: center; justify-content: center;
  font-size: 24px;
  background: linear-gradient(135deg, #d9efef, #c4e3e8);
  border-radius: 14px;
  box-shadow: inset 0 0 0 1px rgba(255,255,255,0.6);
  flex: none;
}
.brand-text h1 {
  font-size: 1.25rem;
  line-height: 1.2;
  background: linear-gradient(120deg, #2dd4bf 30%, #3b82f6 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.subtitle { font-size: 0.78rem; color: var(--text-soft); }
.topbar-right { display: flex; align-items: center; gap: 12px; }

.search-box input {
  width: 260px;
  padding: 9px 16px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.6);
  color: var(--text);
  font-size: 0.85rem;
  outline: none;
  transition: var(--transition);
}
.search-box input:focus { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(45,212,191,0.18); }

/* ============ 筛选栏 ============ */
.filters {
  max-width: 1280px;
  margin: 0 auto 14px;
  padding: 14px 20px;
  position: relative;
  z-index: 1;
  animation: rise 0.5s cubic-bezier(0.22, 1, 0.36, 1) 0.06s both;
}
.filter-row { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.filter-row + .filter-row { margin-top: 10px; }
.filter-label { font-size: 0.8rem; color: var(--text-soft); flex: none; }

.chips { display: flex; gap: 8px; flex-wrap: wrap; }
.chip {
  padding: 4px 13px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.45);
  color: var(--text-soft);
  font-size: 0.8rem;
  cursor: pointer;
  transition: var(--transition);
}
.chip:hover { background: var(--card-hover); }
.chip.active {
  background: linear-gradient(120deg, #2dd4bf, #3b82f6);
  color: #fff;
  border-color: transparent;
}

.filter-select {
  padding: 7px 12px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.6);
  color: var(--text);
  font-size: 0.82rem;
  outline: none;
  cursor: pointer;
  max-width: 200px;
}
.btn-reset {
  padding: 6px 14px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.45);
  color: var(--text-soft);
  font-size: 0.8rem;
  cursor: pointer;
  transition: var(--transition);
}
.btn-reset:hover { background: var(--card-hover); color: var(--accent); }

/* ============ 结果栏 ============ */
.result-bar {
  max-width: 1280px;
  margin: 0 auto 12px;
  padding: 0 6px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.82rem;
  color: var(--text-soft);
  position: relative;
  z-index: 1;
}
.result-bar b { color: var(--accent); }
.result-hint { color: var(--text-dim); }

.btn-more {
  display: block;
  max-width: 1280px;
  margin: 14px auto 0;
  padding: 10px 20px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.55);
  color: var(--text-soft);
  font-size: 0.85rem;
  cursor: pointer;
  transition: var(--transition);
  position: relative;
  z-index: 1;
}
.btn-more:hover { background: var(--card-hover); color: var(--accent); }

/* ============ 卡片画廊 ============ */
.grid {
  max-width: 1280px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(190px, 1fr));
  gap: 16px;
  position: relative;
  z-index: 1;
  animation: rise 0.5s cubic-bezier(0.22, 1, 0.36, 1) 0.1s both;
}
.card {
  background: var(--card);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  cursor: pointer;
  transition: var(--transition);
  opacity: 0;
  transform: translateY(16px);
}
.card.show { opacity: 1; transform: translateY(0); }
.card:hover { border-color: var(--border-hover); box-shadow: var(--shadow-md); }
.card-img { aspect-ratio: 1; background: #f2f6f8; overflow: hidden; }
.card-img img { width: 100%; height: 100%; object-fit: cover; display: block; }
.card-body { padding: 10px 12px 12px; }
.card-name {
  font-size: 0.84rem;
  font-weight: 600;
  color: var(--text);
  line-height: 1.35;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.card-tags { display: flex; gap: 6px; margin-top: 7px; flex-wrap: wrap; }
.tag {
  font-size: 0.66rem;
  padding: 2px 8px;
  border-radius: 999px;
}
.tag.part { background: rgba(45,212,191,0.15); color: #0d9488; }
.tag.equip { background: rgba(59,130,246,0.14); color: #2563eb; }
.tag.muscle { background: rgba(139,92,246,0.13); color: #7c3aed; }

/* ============ 右下角动图预览卡 ============ */
.preview-card {
  position: fixed;
  right: 20px;
  bottom: 20px;
  z-index: 50;
  width: 200px;
  padding: 12px;
  background: #ffffff;
  animation: preview-in 0.3s cubic-bezier(0.22, 1, 0.36, 1) both;
}
.preview-card[hidden] { display: none; }
@keyframes preview-in {
  from { opacity: 0; transform: translateY(12px) scale(0.96); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}
.preview-close {
  position: absolute; top: 6px; right: 8px;
  width: 24px; height: 24px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.85);
  color: var(--text-soft);
  font-size: 1rem;
  line-height: 1;
  cursor: pointer;
  transition: var(--transition);
  z-index: 2;
}
.preview-close:hover { color: #dc2626; }
.preview-media {
  position: relative;
  aspect-ratio: 1;
  border-radius: 10px;
  overflow: hidden;
  background: #f2f6f8;
}
.preview-media img { width: 100%; height: 100%; object-fit: contain; display: block; }
.preview-loading {
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  color: var(--text-dim);
  font-size: 0.72rem;
  background: #f2f6f8;
  animation: blink 1.4s ease-in-out infinite;
}
.preview-loading[hidden] { display: none; }
@keyframes blink { 0%,100% { opacity: 1; } 50% { opacity: 0.45; } }
.preview-name {
  margin-top: 8px;
  padding-right: 18px;
  font-size: 0.75rem;
  color: var(--text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* ============ 居中放大灯箱(点击卡片) ============ */
.lightbox {
  position: fixed; inset: 0;
  z-index: 90;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}
.lightbox[hidden] { display: none; }
.lightbox-scrim {
  position: absolute; inset: 0;
  background: rgba(20, 40, 50, 0.5);
  backdrop-filter: blur(6px);
  animation: lb-fade-in 0.25s ease both;
}
@keyframes lb-fade-in { from { opacity: 0; } to { opacity: 1; } }
.lightbox-box {
  position: relative;
  z-index: 1;
  max-width: min(76vw, 480px);
  width: 100%;
  max-height: calc(100vh - 24px);
  overflow-y: auto;
  padding: 18px 18px 16px;
  background: #ffffff;
  animation: lb-pop-in 0.3s cubic-bezier(0.22, 1, 0.36, 1) both;
}
@keyframes lb-pop-in {
  from { opacity: 0; transform: scale(0.95) translateY(10px); }
  to { opacity: 1; transform: scale(1) translateY(0); }
}
.lightbox-close {
  position: absolute; top: 8px; right: 10px;
  width: 32px; height: 32px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.85);
  color: var(--text-soft);
  font-size: 1.2rem;
  line-height: 1;
  cursor: pointer;
  z-index: 2;
  transition: var(--transition);
}
.lightbox-close:hover { color: #dc2626; transform: rotate(90deg); }
.lightbox-media {
  position: relative;
  border-radius: var(--radius-sm);
  overflow: hidden;
  background: #f2f6f8;
  aspect-ratio: 1;
}
.lightbox-media img { width: 100%; height: 100%; object-fit: contain; display: block; }
.lightbox-loading {
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  color: var(--text-dim);
  font-size: 0.85rem;
  background: #f2f6f8;
  animation: blink 1.4s ease-in-out infinite;
}
.lightbox-loading[hidden] { display: none; }
.lightbox-name {
  margin-top: 12px;
  padding-right: 24px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text);
  text-align: center;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* 灯箱分步教程(按需加载) */
.lightbox-steps {
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px solid var(--border);
  max-height: min(30vh, 280px);
  overflow-y: auto;
  text-align: left;
}
.lightbox-steps[hidden] { display: none; }
.lightbox-steps-title { margin: 0 0 8px; font-size: 0.8rem; font-weight: 700; color: var(--text-soft); }
.lightbox-steps-list { margin: 0; padding-left: 20px; display: grid; gap: 6px; }
.lightbox-steps-list li { font-size: 0.78rem; line-height: 1.55; color: var(--text-soft); }
.lightbox-steps-list li.steps-empty { list-style: none; margin-left: -20px; color: var(--text-dim); }
.lightbox-steps-list li.steps-error { cursor: pointer; color: #dc2626; }

/* ============ 视图切换 ============ */
.view-tabs {
  max-width: 1280px;
  margin: 0 auto 14px;
  padding: 6px;
  display: flex;
  gap: 6px;
  position: relative;
  z-index: 1;
  animation: rise 0.5s cubic-bezier(0.22, 1, 0.36, 1) 0.04s both;
}
.view-tab {
  flex: 1;
  padding: 9px 14px;
  border-radius: 12px;
  border: none;
  background: transparent;
  color: var(--text-soft);
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
}
.view-tab:hover { background: var(--card-hover); }
.view-tab.active {
  background: linear-gradient(120deg, #2dd4bf, #3b82f6);
  color: #fff;
  box-shadow: var(--shadow-sm);
}

/* ============ 周训计划 ============ */
.lang-toggle {
  padding: 8px 14px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.55);
  color: var(--text-soft);
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
}
.lang-toggle:hover { background: var(--card-hover); color: var(--accent); }

.btn-random {
  padding: 8px 16px;
  border-radius: 999px;
  border: none;
  background: linear-gradient(120deg, #2dd4bf, #3b82f6);
  color: #fff;
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
}
.btn-random:hover { box-shadow: var(--shadow-md); transform: translateY(-1px); }

.plan-view {
  max-width: 1280px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}
.plan-toolbar {
  padding: 14px 20px;
  animation: rise 0.5s cubic-bezier(0.22, 1, 0.36, 1) 0.08s both;
}
.plan-toolbar-row { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.plan-saved { font-size: 0.75rem; color: #16a34a; }
.plan-hint { font-size: 0.75rem; color: var(--text-dim); padding: 10px 6px 4px; }
.plan-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  margin-top: 8px;
  animation: rise 0.5s cubic-bezier(0.22, 1, 0.36, 1) 0.12s both;
}
.plan-day {
  background: var(--card);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-sm);
  padding: 12px 14px;
  display: flex;
  flex-direction: column;
  min-width: 0;
  overflow: hidden;
}
.plan-day-head { display: flex; align-items: center; gap: 8px; margin-bottom: 10px; }
.plan-day-name {
  font-size: 0.9rem; font-weight: 700; color: var(--text);
  flex: none;
}
.plan-day-target { flex: 1; min-width: 0; }
.plan-day-reshuffle {
  width: 30px; height: 30px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.55);
  color: var(--text-soft);
  font-size: 0.95rem;
  cursor: pointer;
  transition: var(--transition);
  flex: none;
}
.plan-day-reshuffle:hover { background: var(--card-hover); color: var(--accent); transform: rotate(180deg); }
.plan-day-list { list-style: none; flex: 1; min-width: 0; }
.plan-day-list li {
  font-size: 0.78rem;
  color: var(--text);
  padding: 6px 8px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  transition: var(--transition);
}
.plan-day-list li:hover { background: var(--card-hover); }
.plan-day-list .idx {
  width: 18px; height: 18px;
  flex: none;
  border-radius: 50%;
  background: rgba(45,212,191,0.16);
  color: #0d9488;
  font-size: 0.66rem;
  display: inline-flex; align-items: center; justify-content: center;
}
.plan-day-list .en {
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: var(--text-soft);
}
.plan-day-list .sets {
  flex: none;
  margin-left: 6px;
  font-size: 0.58rem;
  line-height: 1;
  color: var(--text-dim);
  white-space: nowrap;
}
.plan-day-empty { color: var(--text-dim); font-size: 0.78rem; padding: 10px 8px; }
.plan-day.rest .plan-day-name { color: var(--text-dim); }
.plan-day.today { border-color: var(--accent); box-shadow: 0 0 0 2px var(--accent), var(--shadow-sm); }
.plan-day-badge {
  flex: none;
  background: #0d9488;
  color: #fff;
  font-size: 0.62rem;
  line-height: 1;
  padding: 3px 7px;
  border-radius: 999px;
}

/* ============ 月训打卡 ============ */
.checkin-view {
  max-width: 1280px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}
.checkin-stats {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px;
  padding: 14px 20px;
  margin-bottom: 14px;
  animation: rise 0.5s cubic-bezier(0.22, 1, 0.36, 1) 0.08s both;
}
.checkin-stat { display: flex; align-items: baseline; gap: 6px; }
.checkin-stat b {
  font-size: 1.5rem;
  font-weight: 700;
  background: linear-gradient(120deg, #2dd4bf 30%, #3b82f6 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.checkin-stat span { font-size: 0.72rem; color: var(--text-soft); }
.checkin-progress {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 220px;
}
.cp-bar {
  flex: 1;
  height: 8px;
  border-radius: 99px;
  background: rgba(255,255,255,0.6);
  border: 1px solid var(--border);
  overflow: hidden;
}
.cp-fill {
  height: 100%;
  width: 0;
  background: linear-gradient(90deg, #2dd4bf, #3b82f6);
  border-radius: 99px;
  transition: width 0.6s ease;
}
.cp-label { font-size: 0.72rem; color: var(--text-dim); white-space: nowrap; }

.checkin-calendar {
  padding: 16px 20px 14px;
  animation: rise 0.5s cubic-bezier(0.22, 1, 0.36, 1) 0.12s both;
}
.checkin-cal-head {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
}
.checkin-month { font-size: 0.95rem; font-weight: 700; color: var(--text); flex: 1; }
.checkin-week {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 6px;
  margin-bottom: 6px;
}
.checkin-week span { text-align: center; font-size: 0.68rem; color: var(--text-dim); }
.checkin-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 6px;
}
.checkin-cell {
  aspect-ratio: 1;
  border-radius: 10px;
  background: rgba(255,255,255,0.45);
  border: 1px solid rgba(255,255,255,0.6);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1px;
  font-size: 0.78rem;
  color: var(--text-soft);
}
.checkin-cell.blank { background: transparent; border-color: transparent; }
.checkin-cell.checked {
  background: linear-gradient(135deg, #2dd4bf, #3b82f6);
  color: #fff;
  border-color: transparent;
}
.checkin-cell.partial { background: rgba(45,212,191,0.14); }
.checkin-cell.today { box-shadow: 0 0 0 2px var(--accent); }
.checkin-cell.future { opacity: 0.32; }
.checkin-cell .cc-day { line-height: 1; }
.checkin-cell .cc-ok { font-size: 0.7rem; line-height: 1; }
.checkin-cell .cc-min { font-size: 0.58rem; color: var(--text-dim); line-height: 1; }
.checkin-cell.checked .cc-min, .checkin-cell.checked .cc-ok { color: #fff; }
.checkin-legend {
  display: flex;
  gap: 16px;
  margin-top: 12px;
  justify-content: flex-end;
}
.checkin-legend span {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 0.68rem;
  color: var(--text-dim);
}
.checkin-legend .dot { width: 10px; height: 10px; border-radius: 3px; display: inline-block; }
.checkin-legend .dot.checked { background: linear-gradient(135deg, #2dd4bf, #3b82f6); }
.checkin-legend .dot.partial { background: rgba(45,212,191,0.35); }
.checkin-legend .dot.none { background: rgba(255,255,255,0.5); border: 1px solid var(--border); }

/* ============ 页脚 ============ */
.foot {
  max-width: 1280px;
  margin: 22px auto 0;
  text-align: center;
  font-size: 0.7rem;
  color: var(--text-dim);
  position: relative;
  z-index: 1;
}

/* ============ 响应式 ============ */
@media (max-width: 1080px) {
  .plan-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 640px) {
  body { padding: 14px 10px 20px; }
  .topbar { flex-direction: column; align-items: stretch; }
  .topbar-right { justify-content: space-between; }
  .search-box input { width: 100%; }
  .grid { grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); gap: 12px; }
  .plan-grid { grid-template-columns: minmax(0, 1fr); }
}