/* Square · 整合包广场 · candycake 设计规范
 * 颜色 / 圆角 / 阴影 / 字号 全部走 --cc-* token；断点只用 1100 / 760 / 520
 */

/* ── 页面背景 ─────────────────────────────────────────────────── */
.square-page {
  position: relative;
  background:
    radial-gradient(circle at 18% 6%, rgba(var(--cc-brand-rgb), .14), transparent 30%),
    radial-gradient(circle at 82% 16%, rgba(158, 236, 211, .22), transparent 32%),
    linear-gradient(180deg, #f5fffb 0%, #ffffff 38%, #f7fcfa 100%);
}
.square-page::before {
  content: ""; position: absolute; inset: 0; z-index: 0; pointer-events: none;
  background:
    linear-gradient(90deg,  rgba(18, 166, 124, .04) 1px, transparent 1px),
    linear-gradient(180deg, rgba(18, 166, 124, .04) 1px, transparent 1px);
  background-size: 72px 72px;
  -webkit-mask-image: linear-gradient(180deg, rgba(0,0,0,.55), transparent 78%);
          mask-image: linear-gradient(180deg, rgba(0,0,0,.55), transparent 78%);
}
.square-page section { position: relative; padding: 64px 0; }
.square-page .container {
  position: relative; z-index: 1;
  width: min(1680px, calc(100% - 48px));
  max-width: 1680px; margin: 0 auto; padding: 0;
}

/* ── Section Head ─────────────────────────────────────────────── */
.square-page .section-head {
  display: flex; align-items: flex-end; justify-content: space-between;
  flex-wrap: wrap; gap: 24px 32px; margin-bottom: 32px;
}
.square-page .section-head-copy { max-width: 760px; }
.square-page .section-kicker {
  display: inline-flex; align-items: center;
  margin-bottom: 14px; padding: 6px 14px; border-radius: 999px;
  background: linear-gradient(135deg, var(--cc-brand-bg), var(--cc-brand-soft));
  color: var(--cc-brand-dark);
  font-size: 13px; font-weight: 900; letter-spacing: .02em;
}
.square-page .section-title {
  margin: 0; color: var(--cc-text);
  font-size: clamp(34px, 3.4vw, 56px); font-weight: 800;
  line-height: 1.14; letter-spacing: -.055em;
}
.square-page .title-accent { color: var(--cc-brand); }
.square-page .section-sub {
  margin: 16px 0 0; color: #526961;
  font-size: 16px; line-height: 1.85; max-width: 720px;
}
.square-page .section-head-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; }

/* ── 按钮（规范 §3.1 三件套，页内 scope） ─────────────────────── */
.square-page .btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-height: 44px; padding: 0 22px;
  border: 1px solid var(--cc-border); border-radius: var(--cc-radius-sm);
  background: var(--cc-surface); color: var(--cc-text);
  font-size: 14px; font-weight: 800; letter-spacing: .01em;
  text-decoration: none; cursor: pointer;
  box-shadow: 0 6px 18px rgba(15, 95, 71, .06);
  transition: background .2s ease, color .2s ease, box-shadow .2s ease, transform .2s ease, border-color .2s ease;
}
.square-page .btn:hover {
  transform: translateY(-2px);
  border-color: rgba(var(--cc-brand-rgb), .35);
  box-shadow: 0 10px 24px rgba(15, 95, 71, .12);
}
.square-page .btn.primary {
  border-color: transparent; color: #fff;
  background: linear-gradient(135deg, var(--cc-brand), var(--cc-brand-strong));
  box-shadow: 0 10px 24px rgba(var(--cc-brand-rgb), .28);
}
.square-page .btn.primary:hover {
  transform: none; color: #fff;
  background: linear-gradient(135deg, var(--cc-brand-strong), var(--cc-brand-dark));
  box-shadow: 0 14px 32px rgba(var(--cc-brand-rgb), .34);
}
.square-page .btn.ghost {
  border-color: transparent; color: var(--cc-brand-dark);
  background: linear-gradient(135deg, var(--cc-brand-bg), var(--cc-brand-soft));
  box-shadow: 0 6px 18px rgba(var(--cc-brand-rgb), .12);
}
.square-page .btn.ghost:hover { background: linear-gradient(135deg, var(--cc-brand-soft), #c5ecdc); color: var(--cc-brand-dark); }
.square-page .btn .icon-svg { width: 16px; height: 16px; }

/* ── 1. Hero + 数字事实 ──────────────────────────────────────── */
.square-hero { padding: 72px 0 20px; }
.square-metrics { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 18px; margin-top: 28px; }
.square-metric {
  display: flex; align-items: center; gap: 14px; padding: 18px 20px;
  border: 1px solid var(--cc-border); border-radius: var(--cc-radius);
  background: var(--cc-surface);
  box-shadow: 0 12px 30px rgba(25, 105, 82, .06);
}
.square-metric-icon {
  display: inline-flex; align-items: center; justify-content: center;
  width: 44px; height: 44px; border-radius: 12px; flex-shrink: 0;
  background: linear-gradient(135deg, #effff9, #d9f8ee);
  color: var(--cc-brand-dark);
}
.square-metric-icon .icon-svg { width: 22px; height: 22px; }
.square-metric > div { display: flex; flex-direction: column; gap: 2px; min-width: 0; }
.square-metric strong { color: var(--cc-brand-dark); font-size: 22px; font-weight: 900; letter-spacing: -.02em; line-height: 1.1; }
.square-metric span { color: #687a73; font-size: 13px; font-weight: 600; }

/* ── 2. 列表区 ────────────────────────────────────────────────── */
.square-list { padding: 20px 0 96px; }

/* ── 2.1 搜索 Banner ──────────────────────────────────────────── */
.square-search {
  position: relative; margin-bottom: 24px; padding: 32px 24px;
  border: 1px solid var(--cc-border); border-radius: var(--cc-radius-lg);
  background:
    radial-gradient(circle at 12% 14%, rgba(var(--cc-brand-rgb), .14), transparent 50%),
    linear-gradient(135deg, #ffffff 0%, #f0fbf7 100%);
  box-shadow: 0 18px 40px rgba(25, 105, 82, .08);
  overflow: hidden;
}
.square-search-veil {
  position: absolute; inset: 0; pointer-events: none;
  background:
    linear-gradient(90deg,  rgba(18, 166, 124, .05) 1px, transparent 1px),
    linear-gradient(180deg, rgba(18, 166, 124, .05) 1px, transparent 1px);
  background-size: 36px 36px;
  -webkit-mask-image: radial-gradient(circle at 50% 30%, black 30%, transparent 75%);
          mask-image: radial-gradient(circle at 50% 30%, black 30%, transparent 75%);
}
.square-search-inner { position: relative; z-index: 1; display: flex; flex-direction: column; align-items: center; gap: 14px; }
.square-search-eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 14px; border-radius: 999px;
  border: 1px solid rgba(var(--cc-brand-rgb), .22);
  background: rgba(255, 255, 255, .9);
  box-shadow: 0 10px 24px rgba(15, 95, 71, .08);
  color: var(--cc-brand-dark);
  font-size: 12px; font-weight: 800; letter-spacing: .02em;
}
.square-search-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--cc-brand);
  box-shadow: 0 0 0 4px rgba(var(--cc-brand-rgb), .18);
  animation: squarePulse 1.8s ease-in-out infinite;
}
@keyframes squarePulse {
  0%, 100% { transform: scale(1); opacity: 1; }
  50%      { transform: scale(.7); opacity: .55; }
}
.square-search-form { width: 100%; display: flex; justify-content: center; }
.square-search-box {
  position: relative; display: flex; align-items: center; gap: 8px;
  width: min(720px, 100%); height: 56px;
  padding: 6px 6px 6px 22px; border-radius: 999px;
  background: #ffffff;
  box-shadow: 0 14px 36px rgba(15, 95, 71, .14), inset 0 0 0 1px rgba(var(--cc-brand-rgb), .18);
  transition: box-shadow .2s ease;
}
.square-search-box:focus-within { box-shadow: 0 16px 40px rgba(var(--cc-brand-rgb), .22), inset 0 0 0 2px var(--cc-brand); }
.square-search-icon { width: 18px; height: 18px; flex-shrink: 0; color: var(--cc-brand); stroke-linecap: round; stroke-linejoin: round; }
.square-search-input {
  flex: 1; min-width: 0; -webkit-appearance: none;
  border: 0; background: transparent; outline: none;
  color: var(--cc-text); font-size: 15px; font-weight: 500;
}
.square-search-input::placeholder { color: #94a8a0; }
.square-search-input::-webkit-search-cancel-button { -webkit-appearance: none; }
.square-search-submit { flex-shrink: 0; min-height: 44px !important; padding: 0 18px !important; font-size: 14px !important; }
.square-search-submit .icon-svg { width: 16px; height: 16px; }
.square-search-tip { margin: 0; color: #687a73; font-size: 12px; line-height: 1.7; text-align: center; }
.square-search-tip a { color: var(--cc-brand-dark); font-weight: 800; text-decoration: none; border-bottom: 1px dashed rgba(var(--cc-brand-rgb), .4); }
.square-search-tip a:hover { color: var(--cc-brand); }

/* ── 2.2 筛选面板 ─────────────────────────────────────────────── */
.square-filter { display: flex; flex-direction: column; gap: 16px; margin-bottom: 28px; }
.square-filter-group {
  display: flex; flex-direction: column; gap: 12px; padding: 18px 22px;
  border: 1px solid var(--cc-border); border-radius: var(--cc-radius);
  background: rgba(255, 255, 255, .85);
  box-shadow: 0 10px 24px rgba(15, 95, 71, .06);
  backdrop-filter: blur(8px);
}
.square-filter-row {
  display: flex; align-items: flex-start; gap: 16px;
  padding-top: 12px;
  border-top: 1px dashed rgba(var(--cc-brand-rgb), .14);
}
.square-filter-row:first-child { border-top: 0; padding-top: 0; }
.square-filter-label {
  flex-shrink: 0; min-width: 92px; padding-top: 6px;
  color: var(--cc-brand-dark);
  font-size: 13px; font-weight: 900; letter-spacing: .02em;
}
.square-chip-row { display: flex; flex-wrap: wrap; gap: 8px; flex: 1; min-width: 0; }
.square-chip {
  padding: 6px 14px; border-radius: 999px;
  border: 1px solid var(--cc-border);
  background: #ffffff; color: var(--cc-text);
  font-size: 13px; font-weight: 700; letter-spacing: .01em;
  cursor: pointer;
  transition: background .2s ease, color .2s ease, border-color .2s ease, box-shadow .2s ease, transform .2s ease;
}
.square-chip:hover { color: var(--cc-brand-dark); border-color: rgba(var(--cc-brand-rgb), .35); background: var(--cc-brand-bg); }
.square-chip.is-active {
  border-color: transparent; color: #fff;
  background: linear-gradient(135deg, var(--cc-brand), var(--cc-brand-strong));
  box-shadow: 0 8px 18px rgba(var(--cc-brand-rgb), .26);
}

/* ── 2.3 整合包卡片网格 ──────────────────────────────────────── */
.square-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 22px; margin-bottom: 40px; }
.pack-card {
  display: flex; flex-direction: column; position: relative; overflow: hidden;
  background: var(--cc-surface);
  border: 1px solid var(--cc-border); border-radius: var(--cc-radius);
  box-shadow: 0 18px 40px rgba(25, 105, 82, .08);
  cursor: pointer; animation: packCardIn .42s ease both;
  transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease;
}
.pack-card:hover {
  transform: translateY(-6px);
  border-color: rgba(var(--cc-brand-rgb), .35);
  box-shadow: 0 28px 60px rgba(25, 105, 82, .16);
}
@keyframes packCardIn {
  from { opacity: 0; transform: translateY(14px); }
  to   { opacity: 1; transform: translateY(0); }
}
.pack-card-cover { position: relative; display: block; height: 180px; overflow: hidden; background: #eef7f3; }
.pack-card-cover img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.pack-card:hover .pack-card-cover img { transform: scale(1.06); }
.pack-card-cover::after {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background: linear-gradient(180deg, rgba(15, 95, 71, 0) 60%, rgba(15, 95, 71, .25) 100%);
}
.pack-card-version {
  position: absolute; top: 12px; right: 12px; z-index: 2;
  padding: 5px 12px; border-radius: 999px;
  background: linear-gradient(135deg, var(--cc-brand), var(--cc-brand-strong));
  color: #fff;
  font-size: 12px; font-weight: 800; letter-spacing: .02em;
  box-shadow: 0 6px 14px rgba(var(--cc-brand-rgb), .3);
}
.pack-card-body { display: flex; flex-direction: column; gap: 10px; padding: 16px 16px 18px; flex: 1; }
.pack-card-title {
  margin: 0; color: var(--cc-text);
  font-size: 16px; font-weight: 900; letter-spacing: -.02em; line-height: 1.4;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.pack-card-desc {
  margin: 0; color: #64776f; min-height: 2.3em;
  font-size: 13px; font-weight: 500; line-height: 1.65;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.pack-card-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: auto; }
.pack-card-tag {
  padding: 3px 9px; border-radius: 6px;
  background: var(--cc-brand-bg); color: var(--cc-brand-dark);
  font-size: 11px; font-weight: 700; letter-spacing: .02em;
}

/* ── 2.4 加载 / 空状态 ────────────────────────────────────────── */
.square-loading,
.square-empty {
  grid-column: 1 / -1;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 14px; padding: 72px 24px;
  border: 1px dashed rgba(var(--cc-brand-rgb), .28); border-radius: var(--cc-radius);
  background: rgba(255, 255, 255, .72); text-align: center;
}
.square-loading-icon,
.square-empty-icon {
  display: inline-flex; align-items: center; justify-content: center;
  width: 56px; height: 56px; border-radius: 50%;
  background: linear-gradient(135deg, #effff9, #d9f8ee);
  color: var(--cc-brand-dark);
}
.square-loading-icon .icon-svg,
.square-empty-icon .icon-svg { width: 28px; height: 28px; }
.square-loading p,
.square-empty-title { margin: 0; color: var(--cc-text); font-size: 16px; font-weight: 900; letter-spacing: -.01em; }
.square-empty-desc { margin: 0; color: #64748b; font-size: 13px; line-height: 1.75; }
.square-empty-desc a { color: var(--cc-brand); font-weight: 800; text-decoration: none; border-bottom: 1px dashed rgba(var(--cc-brand-rgb), .4); }
.square-empty-desc a:hover { color: var(--cc-brand-dark); }
.square-loading-icon { animation: squareSpin 1.4s ease-in-out infinite; }
@keyframes squareSpin {
  0%, 100% { transform: rotate(-6deg); }
  50%      { transform: rotate(6deg); }
}

/* ── 2.5 分页 ─────────────────────────────────────────────────── */
.square-pager { display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: 8px; margin: 8px 0 32px; }
.square-pager-btn,
.square-pager-num {
  display: inline-flex; align-items: center; justify-content: center;
  min-width: 40px; height: 40px; padding: 0 14px;
  border: 1px solid var(--cc-border); border-radius: var(--cc-radius-sm);
  background: var(--cc-surface); color: var(--cc-text);
  font-size: 13px; font-weight: 800; letter-spacing: .01em;
  cursor: pointer;
  box-shadow: 0 6px 14px rgba(15, 95, 71, .06);
  transition: background .18s ease, color .18s ease, border-color .18s ease, transform .18s ease, box-shadow .18s ease;
}
.square-pager-btn:hover,
.square-pager-num:hover {
  transform: translateY(-2px);
  border-color: rgba(var(--cc-brand-rgb), .35);
  color: var(--cc-brand-dark);
  background: var(--cc-brand-bg);
}
.square-pager-num.is-current {
  border-color: transparent; color: #fff;
  background: linear-gradient(135deg, var(--cc-brand), var(--cc-brand-strong));
  box-shadow: 0 10px 22px rgba(var(--cc-brand-rgb), .3);
}
.square-pager-num.is-current:hover { transform: none; color: #fff; }

/* ── 2.6 底部 CTA 收口 ────────────────────────────────────────── */
.square-cta {
  display: grid; grid-template-columns: 1.6fr 1fr; align-items: center;
  gap: 28px; padding: 32px 36px;
  border: 1px solid var(--cc-border); border-radius: var(--cc-radius-lg);
  background:
    radial-gradient(circle at 12% 14%, rgba(var(--cc-brand-rgb), .14), transparent 50%),
    linear-gradient(135deg, #ffffff 0%, #f0fbf7 100%);
  box-shadow: 0 22px 48px rgba(15, 95, 71, .1);
}
.square-cta-title { margin: 8px 0 10px; color: var(--cc-text); font-size: clamp(24px, 2.2vw, 32px); font-weight: 900; letter-spacing: -.04em; line-height: 1.2; }
.square-cta-sub { margin: 0; color: #526961; font-size: 14px; line-height: 1.8; }
.square-cta-actions { display: flex; flex-wrap: wrap; gap: 12px; justify-content: flex-end; }

/* ── 响应式：1100 / 760 / 520 ─────────────────────────────────── */
@media (max-width: 1100px) {
  .square-metrics { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .square-cta { grid-template-columns: 1fr; padding: 28px; }
  .square-cta-actions { justify-content: flex-start; }
  .square-page .section-head { flex-direction: column; align-items: flex-start; }
  .square-page .section-head-actions { width: 100%; }
  .square-grid { grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 18px; }
}
@media (max-width: 760px) {
  .square-page .container { width: min(1680px, calc(100% - 28px)); }
  .square-hero { padding: 48px 0 16px; }
  .square-list { padding: 16px 0 72px; }
  .square-search { padding: 24px 16px; }
  .square-search-box { height: 52px; padding-left: 18px; }
  .square-search-input { font-size: 14px; }
  .square-search-submit { padding: 0 14px !important; }
  .square-search-submit span { display: none; }
  .square-filter-group { padding: 14px 16px; }
  .square-filter-row { flex-direction: column; gap: 10px; }
  .square-filter-label { min-width: 0; padding-top: 0; }
  .square-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
  .pack-card-cover { height: 140px; }
  .pack-card-body { padding: 12px 12px 14px; gap: 8px; }
  .pack-card-title { font-size: 14px; }
  .pack-card-desc { font-size: 12px; }
  .square-metrics { gap: 12px; }
  .square-metric { padding: 14px; }
  .square-metric strong { font-size: 18px; }
  .square-pager-btn,
  .square-pager-num { min-width: 36px; height: 36px; padding: 0 10px; font-size: 12px; }
}
@media (max-width: 520px) {
  .square-metrics { grid-template-columns: 1fr; }
  .square-grid { grid-template-columns: 1fr; }
  .square-page .section-title { font-size: clamp(26px, 7.5vw, 34px); letter-spacing: -.04em; }
  .square-cta-actions { flex-direction: column; align-items: stretch; }
  .square-cta-actions .btn { width: 100%; }
  .square-search-eyebrow { font-size: 11px; padding: 4px 10px; text-align: center; }
}
@media (prefers-reduced-motion: reduce) {
  .pack-card,
  .pack-card-cover img,
  .square-search-dot,
  .square-loading-icon,
  .square-page .btn { animation: none !important; transition: none !important; }
}