/* ==========================================================================
   idc 官网主题 · 设计系统
   --------------------------------------------------------------------------
   参考 idc.show：白底 + 薄荷绿点缀 + 黑色胶囊按钮 + 16px 圆角 + 1200 容器。
   ★ 所有正文色都按白底 ≥4.5 校过，薄荷绿只做装饰/大字号，
     实底按钮一律黑底白字或薄荷底深字，避免出现低对比文字。
   ★ 本文件不依赖任何外部 CDN / 字体。
   ========================================================================== */

/* ---------- 1. Tokens ---------- */
:root {
  --idc-mint:        #00b42a;
  --idc-mint-dark:   #00832a;   /* 绿字（白底 4.92） */
  --idc-mint-ink:    #062a12;   /* 薄荷底上的深字，对 #00b42a 实测 5.55:1 */
  --idc-mint-soft:   #eaf9ee;
  --idc-mint-soft-2: #f4fcf6;

  --idc-ink:         #1a1a1a;
  --idc-ink-2:       #333333;
  --idc-ink-3:       #5f6368;   /* 次要正文（白底 5.9） */
  --idc-ink-4:       #656a73;   /* 辅助信息（白底 5.3 / #f4f5f7 底 4.86） */
  --idc-ink-5:       #8a8f98;   /* 仅用于大字号/图标 */

  --idc-line:        #e5e7eb;
  --idc-line-2:      #f0f1f3;
  --idc-bg:          #ffffff;
  --idc-gray:        #fafafa;
  --idc-gray-2:      #f5f6f7;
  --idc-dark:        #0b0b0c;
  --idc-dark-2:      #141416;

  --idc-amber:       #8a4f08;
  --idc-amber-soft:  #fdf4e4;
  --idc-danger:      #c02a2a;

  --idc-r:           16px;
  --idc-r-sm:        10px;
  --idc-r-xs:        8px;
  --idc-r-pill:      999px;

  --idc-shadow:      0 1px 2px rgba(0, 0, 0, .04), 0 8px 24px rgba(0, 0, 0, .06);
  --idc-shadow-lg:   0 4px 8px rgba(0, 0, 0, .06), 0 24px 64px rgba(0, 0, 0, .12);
  --idc-ease:        .22s cubic-bezier(.22, .61, .36, 1);

  --idc-container:   1200px;
  --idc-nav-h:       64px;
}

/* ---------- 2. Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "PingFang SC", "Microsoft YaHei", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 15px;
  line-height: 1.7;
  color: var(--idc-ink);
  background: var(--idc-bg);
  -webkit-font-smoothing: antialiased;
}
img, svg { max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; color: inherit; }
button { cursor: pointer; }
h1, h2, h3, h4, h5, p, ul, ol, figure { margin: 0; }
ul, ol { padding: 0; list-style: none; }
table { border-collapse: collapse; width: 100%; }

/* 键盘焦点：全站统一，不允许 outline:none 裸奔 */
:focus-visible {
  outline: 2px solid var(--idc-mint-dark);
  outline-offset: 3px;
  border-radius: 4px;
}

/* ---------- 3. 基础排版 ---------- */
.idc-container {
  width: 100%;
  max-width: var(--idc-container);
  margin: 0 auto;
  padding: 0 24px;
}
.idc-h1 {
  font-size: clamp(38px, 5.4vw, 64px);
  line-height: 1.1;
  font-weight: 700;
  letter-spacing: -.035em;
  color: var(--idc-ink);
}
.idc-h2 {
  font-size: clamp(27px, 3.1vw, 40px);
  line-height: 1.22;
  font-weight: 700;
  letter-spacing: -.025em;
  color: var(--idc-ink);
}
.idc-h3 {
  font-size: 21px;
  line-height: 1.35;
  font-weight: 600;
  letter-spacing: -.015em;
}
.idc-h4 {
  font-size: 16.5px;
  line-height: 1.4;
  font-weight: 600;
  letter-spacing: -.01em;
}
.idc-lead {
  font-size: 16px;
  line-height: 1.85;
  color: var(--idc-ink-3);
}
.idc-muted { color: var(--idc-ink-3); }
.idc-hint { color: var(--idc-ink-4); font-size: 13px; }
.idc-mono { font-family: ui-monospace, Menlo, Consolas, monospace; font-variant-numeric: tabular-nums; }
.idc-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--idc-mint-dark);
}
.idc-eyebrow::before {
  content: "";
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--idc-mint);
  flex: 0 0 auto;
}
.idc-sr-only {
  position: absolute !important;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}
.idc-row { display: flex; align-items: center; gap: 12px; }
.idc-row--between { display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.idc-row--wrap { flex-wrap: wrap; }
.idc-link-more {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  font-weight: 500;
  color: var(--idc-ink-2);
  transition: color var(--idc-ease);
}
.idc-link-more:hover { color: var(--idc-mint-dark); }
.idc-link-more svg { width: 14px; height: 14px; }

/* 跳过导航（键盘 Tab 第一下） */
.idc-skip {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 200;
  padding: 10px 18px;
  border-radius: 0 0 10px 0;
  background: var(--idc-ink);
  color: #fff;
  font-size: 14px;
}
.idc-skip:focus { left: 0; }

/* ---------- 4. 按钮 / 徽标 ---------- */
.idc-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 44px;
  padding: 0 22px;
  border: 1px solid transparent;
  border-radius: var(--idc-r-pill);
  font-size: 14.5px;
  font-weight: 600;
  line-height: 1;
  white-space: nowrap;
  cursor: pointer;
  transition: transform var(--idc-ease), background var(--idc-ease), color var(--idc-ease), border-color var(--idc-ease), box-shadow var(--idc-ease);
}
.idc-btn svg { width: 15px; height: 15px; }
.idc-btn:active { transform: translateY(1px); }
.idc-btn--sm { height: 36px; padding: 0 16px; font-size: 13.5px; }
.idc-btn--lg { height: 52px; padding: 0 30px; font-size: 15.5px; }
.idc-btn--block { width: 100%; }

.idc-btn--primary { background: var(--idc-ink); color: #fff; }
.idc-btn--primary:hover { background: #000; box-shadow: 0 8px 22px rgba(0, 0, 0, .18); transform: translateY(-1px); }

.idc-btn--mint { background: var(--idc-mint); color: var(--idc-mint-ink); }
.idc-btn--mint:hover { background: #00a326; box-shadow: 0 8px 22px rgba(0, 180, 42, .26); transform: translateY(-1px); }

.idc-btn--ghost { background: #fff; border-color: var(--idc-line); color: var(--idc-ink); }
.idc-btn--ghost:hover { border-color: #c9ccd1; background: var(--idc-gray); }

.idc-btn--outline { background: transparent; border-color: #d7d9dd; color: var(--idc-ink); }
.idc-btn--outline:hover { border-color: var(--idc-ink); }

.idc-btn--text {
  height: auto; padding: 0;
  background: none; border: 0;
  color: var(--idc-ink);
  font-weight: 500;
}
.idc-btn--text:hover { color: var(--idc-mint-dark); }

.idc-badge {
  display: inline-flex;
  align-items: center;
  height: 24px;
  padding: 0 9px;
  border-radius: 6px;
  font-size: 12px;
  font-weight: 500;
  line-height: 1;
  white-space: nowrap;
}
.idc-badge--mint { background: var(--idc-mint-soft); color: var(--idc-mint-dark); }
.idc-badge--mute { background: var(--idc-gray-2); color: var(--idc-ink-3); }
.idc-badge--amber { background: var(--idc-amber-soft); color: var(--idc-amber); }
.idc-badge--danger { background: #fdeeee; color: var(--idc-danger); }
.idc-badge--plain { font-weight: 500; }

/* ---------- 5. 导航 ---------- */
.idc-announce {
  background: var(--idc-mint);
  color: var(--idc-mint-ink);
  font-size: 12.5px;
  line-height: 1.5;
}
.idc-announce__inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 34px;
  padding-top: 4px;
  padding-bottom: 4px;
  text-align: center;
}
.idc-announce b { font-weight: 700; }
.idc-announce a { text-decoration: underline; text-underline-offset: 2px; }

.idc-nav {
  position: sticky;
  top: 0;
  z-index: 90;
  height: var(--idc-nav-h);
  background: rgba(255, 255, 255, .88);
  border-bottom: 1px solid transparent;
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  transition: border-color var(--idc-ease), box-shadow var(--idc-ease);
}
.idc-nav.is-stuck {
  border-bottom-color: var(--idc-line-2);
  box-shadow: 0 1px 0 rgba(0, 0, 0, .02);
}
.idc-nav__inner {
  display: flex;
  align-items: center;
  gap: 28px;
  height: 100%;
}

.idc-brand { display: inline-flex; align-items: center; gap: 10px; flex: 0 0 auto; }
.idc-brand__mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px; height: 32px;
  border-radius: 9px;
  background: var(--idc-mint);
  color: var(--idc-mint-ink);
  font-size: 14px;
  font-weight: 800;
  letter-spacing: -.02em;
  overflow: hidden;
}
.idc-brand__mark img { width: 100%; height: 100%; object-fit: contain; }
.idc-brand__text { display: flex; flex-direction: column; line-height: 1.15; }
.idc-brand__text b { font-size: 15px; font-weight: 700; letter-spacing: -.01em; }
.idc-brand__text span {
  font-size: 9.5px;
  letter-spacing: .16em;
  color: var(--idc-ink-4);
  text-transform: uppercase;
}

.idc-nav__links {
  display: flex;
  align-items: center;
  gap: 4px;
  margin: 0 auto;
  height: 100%;
}
.idc-nav__item {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  height: 34px;
  padding: 0 13px;
  border-radius: var(--idc-r-pill);
  font-size: 14px;
  color: var(--idc-ink-2);
  transition: background var(--idc-ease), color var(--idc-ease);
}
.idc-nav__item:hover { background: var(--idc-gray-2); color: var(--idc-ink); }
.idc-nav__item.is-active { color: var(--idc-ink); font-weight: 600; background: var(--idc-gray-2); }
.idc-nav__caret { width: 11px; height: 11px; transition: transform var(--idc-ease); }
.idc-nav__wrap { position: relative; display: inline-flex; height: 100%; align-items: center; }
.idc-nav__wrap:hover .idc-nav__caret,
.idc-nav__wrap:focus-within .idc-nav__caret,
.idc-nav__wrap.is-open .idc-nav__caret { transform: rotate(180deg); }

.idc-nav__drop {
  position: absolute;
  top: calc(100% - 8px);
  left: 50%;
  transform: translateX(-50%) translateY(6px);
  min-width: 240px;
  padding: 10px;
  border: 1px solid var(--idc-line);
  border-radius: 14px;
  background: #fff;
  box-shadow: var(--idc-shadow-lg);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--idc-ease), transform var(--idc-ease), visibility var(--idc-ease);
}
.idc-nav__drop--wide {
  display: grid;
  grid-template-columns: repeat(3, minmax(190px, 1fr));
  gap: 6px 12px;
  width: min(760px, calc(100vw - 48px));
  padding: 16px;
}
.idc-nav__wrap:hover .idc-nav__drop,
.idc-nav__wrap:focus-within .idc-nav__drop,
.idc-nav__wrap.is-open .idc-nav__drop {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}
.idc-nav__cat { padding: 6px; border-radius: 10px; }
.idc-nav__cat:hover { background: var(--idc-gray); }
.idc-nav__cathead {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px;
  font-size: 13.5px;
  font-weight: 600;
  color: var(--idc-ink);
}
.idc-nav__cathead em { font-style: normal; font-size: 11.5px; font-weight: 400; color: var(--idc-ink-4); }
.idc-nav__catlist { display: flex; flex-wrap: wrap; gap: 4px 10px; margin-top: 6px; }
.idc-nav__catlist a { font-size: 12.5px; color: var(--idc-ink-3); }
.idc-nav__catlist a:hover { color: var(--idc-mint-dark); }

.idc-nav__actions { display: flex; align-items: center; gap: 10px; flex: 0 0 auto; }
.idc-nav__login { font-size: 14px; color: var(--idc-ink-3); padding: 0 6px; }
.idc-nav__login:hover { color: var(--idc-ink); }
.idc-nav__reg { font-size: 14px; color: var(--idc-ink-3); padding: 0 6px; }
.idc-nav__reg:hover { color: var(--idc-ink); }

/* 顶栏 · 已登录账户菜单（头像首字 + 下拉） */
.idc-nav__cart {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  color: var(--idc-ink-2);
  transition: background var(--idc-ease), color var(--idc-ease);
}
.idc-nav__cart:hover { background: var(--idc-gray-2); color: var(--idc-ink); }
.idc-nav__cart svg { width: 20px; height: 20px; }
.idc-nav__cart-num {
  position: absolute;
  top: 1px;
  right: 1px;
  min-width: 16px;
  height: 16px;
  padding: 0 4px;
  border-radius: var(--idc-r-pill);
  background: var(--idc-mint);
  color: var(--idc-mint-ink);
  font-size: 10px;
  font-weight: 700;
  line-height: 16px;
  text-align: center;
  font-variant-numeric: tabular-nums;
}
.idc-user { position: relative; }
.idc-user__btn {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  height: 36px;
  padding: 0 10px 0 4px;
  border: 1px solid var(--idc-line);
  border-radius: var(--idc-r-pill);
  background: var(--idc-bg);
  color: var(--idc-ink);
  font: inherit;
  font-size: 14px;
  cursor: pointer;
  transition: border-color var(--idc-ease), background var(--idc-ease);
}
.idc-user__btn:hover { border-color: #cdd1d6; background: var(--idc-gray-2); }
.idc-user__mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--idc-mint);
  color: var(--idc-mint-ink);
  font-size: 13px;
  font-weight: 700;
  line-height: 1;
}
.idc-user__name {
  max-width: 96px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.idc-user__caret {
  width: 12px;
  height: 12px;
  color: var(--idc-ink-4);
  transition: transform var(--idc-ease);
}
.idc-user.is-open .idc-user__caret { transform: rotate(180deg); }
.idc-user__drop {
  position: absolute;
  right: 0;
  top: calc(100% + 10px);
  z-index: 70;
  min-width: 168px;
  padding: 6px;
  background: var(--idc-bg);
  border: 1px solid var(--idc-line);
  border-radius: var(--idc-r-sm);
  box-shadow: var(--idc-shadow-lg);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-6px);
  transition: opacity var(--idc-ease), transform var(--idc-ease), visibility var(--idc-ease);
}
.idc-user.is-open .idc-user__drop { opacity: 1; visibility: visible; transform: translateY(0); }
.idc-user__drop a,
.idc-user__drop button {
  display: block;
  width: 100%;
  padding: 9px 12px;
  border: 0;
  border-radius: var(--idc-r-xs);
  background: none;
  font-family: inherit;
  font-size: 14px;
  line-height: 1.5;
  text-align: left;
  color: var(--idc-ink-2);
  cursor: pointer;
}
.idc-user__drop a:hover,
.idc-user__drop button:hover { background: var(--idc-gray-2); color: var(--idc-ink); }
.idc-user__drop .idc-user__logout { color: var(--idc-danger); }
.idc-user__drop .idc-user__logout:hover { background: #fdf0ef; color: #8e1f1f; }
.idc-nav__toggle {
  display: none;
  width: 38px; height: 38px;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 4px;
  border: 1px solid var(--idc-line);
  border-radius: 10px;
  background: #fff;
}
.idc-nav__toggle i { display: block; width: 15px; height: 1.5px; background: var(--idc-ink); transition: transform var(--idc-ease), opacity var(--idc-ease); }
.idc-nav__toggle.is-open i:nth-child(1) { transform: translateY(5.5px) rotate(45deg); }
.idc-nav__toggle.is-open i:nth-child(2) { opacity: 0; }
.idc-nav__toggle.is-open i:nth-child(3) { transform: translateY(-5.5px) rotate(-45deg); }

/* ---------- 6. Hero ---------- */
.idc-hero {
  position: relative;
  padding: 84px 0 0;
  overflow: hidden;
}
.idc-hero::before {
  content: "";
  position: absolute;
  left: 50%;
  top: -320px;
  width: 1100px;
  height: 640px;
  transform: translateX(-50%);
  background: radial-gradient(closest-side, rgba(0, 180, 42, .14), rgba(0, 180, 42, 0));
  pointer-events: none;
}
.idc-hero__inner { position: relative; text-align: center; }
.idc-hero .idc-h1 { max-width: 900px; margin: 18px auto 0; }
.idc-hero__lead {
  max-width: 720px;
  margin: 20px auto 0;
  font-size: 16.5px;
  line-height: 1.9;
  color: var(--idc-ink-3);
}
.idc-hero__actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-top: 30px;
}
.idc-hero__meta {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 10px 26px;
  margin-top: 26px;
  font-size: 13px;
  color: var(--idc-ink-4);
}
.idc-hero__meta span { display: inline-flex; align-items: center; gap: 6px; }
.idc-hero__meta svg { width: 14px; height: 14px; color: var(--idc-mint-dark); flex: 0 0 auto; }

/* 控制台预览：用真实统计渲染，不截图、不造假 */
.idc-console {
  position: relative;
  width: min(1120px, calc(100% - 48px));
  margin: 54px auto 0;
  border: 1px solid var(--idc-line);
  border-radius: 20px 20px 0 0;
  background: #fff;
  box-shadow: 0 -2px 0 rgba(0, 0, 0, .01), var(--idc-shadow-lg);
  overflow: hidden;
}
.idc-console__bar {
  display: flex;
  align-items: center;
  gap: 7px;
  height: 42px;
  padding: 0 16px;
  border-bottom: 1px solid var(--idc-line-2);
  background: #fcfcfd;
}
.idc-dot { width: 9px; height: 9px; border-radius: 50%; background: #e6e8eb; }
.idc-dot:nth-child(1) { background: #ff5f57; }
.idc-dot:nth-child(2) { background: #febc2e; }
.idc-dot:nth-child(3) { background: #28c840; }
.idc-console__url {
  margin: 0 auto;
  padding: 4px 14px;
  border-radius: 6px;
  background: #f3f4f6;
  font-size: 11.5px;
  color: var(--idc-ink-4);
}
.idc-console__body { display: grid; grid-template-columns: 184px 1fr; min-height: 336px; }
.idc-console__side {
  padding: 20px 12px;
  border-right: 1px solid var(--idc-line-2);
  background: #fcfcfd;
}
.idc-cside {
  display: flex;
  align-items: center;
  gap: 9px;
  height: 34px;
  padding: 0 10px;
  border-radius: 8px;
  font-size: 12.5px;
  color: var(--idc-ink-3);
}
.idc-cside.is-on { background: var(--idc-mint-soft); color: var(--idc-mint-dark); font-weight: 600; }
.idc-cside i {
  width: 13px; height: 13px;
  border-radius: 4px;
  border: 1.5px solid currentColor;
  opacity: .7;
}
.idc-console__main { padding: 20px 22px 0; text-align: left; }
.idc-cstats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; }
.idc-cstat {
  padding: 12px 14px;
  border: 1px solid var(--idc-line-2);
  border-radius: 10px;
  background: #fff;
}
.idc-cstat span { display: block; font-size: 11.5px; color: var(--idc-ink-4); }
.idc-cstat b {
  display: inline-block;
  margin-top: 4px;
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -.02em;
  font-variant-numeric: tabular-nums;
}
.idc-cstat em { font-style: normal; margin-left: 3px; font-size: 10.5px; color: var(--idc-ink-4); }
.idc-ctable { margin-top: 14px; }
.idc-ctable__row {
  display: grid;
  grid-template-columns: 1.4fr .8fr .8fr .9fr;
  align-items: center;
  gap: 8px;
  padding: 9px 12px;
  border-bottom: 1px solid var(--idc-line-2);
  font-size: 12.5px;
  color: var(--idc-ink-3);
}
.idc-ctable__row:first-child {
  padding-top: 0;
  padding-bottom: 7px;
  font-size: 11px;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--idc-ink-4);
  border-bottom-color: var(--idc-line);
}
.idc-ctable__row b { color: var(--idc-ink); font-weight: 600; }
.idc-ctable__row .is-mint { color: var(--idc-mint-dark); font-weight: 600; }

/* ---------- 7. Section ---------- */
.idc-section { padding: 88px 0; }
.idc-section--tight { padding: 56px 0; }
.idc-section--gray { background: var(--idc-gray); border-top: 1px solid var(--idc-line-2); border-bottom: 1px solid var(--idc-line-2); }
.idc-section__head { max-width: 720px; margin-bottom: 40px; }
.idc-section__head--center { margin-left: auto; margin-right: auto; text-align: center; }
.idc-section__head .idc-h2 { margin-top: 14px; }
.idc-section__head .idc-lead { margin-top: 14px; }
.idc-section__head--between { display: flex; align-items: flex-end; justify-content: space-between; gap: 24px; max-width: none; }

/* 数字条 */
.idc-strip {
  margin-top: 44px;
  padding: 18px 0;
  border-top: 1px solid var(--idc-line-2);
  border-bottom: 1px solid var(--idc-line-2);
}
.idc-strip__inner { display: flex; align-items: center; justify-content: space-between; gap: 20px; flex-wrap: wrap; }
.idc-strip__items { display: flex; align-items: center; gap: 8px 22px; flex-wrap: wrap; font-size: 13px; color: var(--idc-ink-3); }
.idc-strip__items b { color: var(--idc-ink); font-weight: 600; }

/* ---------- 8. 产品线卡片 ---------- */
.idc-lines { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.idc-linecard {
  display: flex;
  flex-direction: column;
  padding: 26px 24px 22px;
  border: 1px solid var(--idc-line);
  border-radius: var(--idc-r);
  background: #fff;
  transition: transform var(--idc-ease), box-shadow var(--idc-ease), border-color var(--idc-ease);
}
.idc-linecard:hover {
  transform: translateY(-3px);
  border-color: #d8dadd;
  box-shadow: var(--idc-shadow);
}
.idc-linecard__num {
  font-size: 40px;
  line-height: 1;
  font-weight: 700;
  letter-spacing: -.04em;
  color: var(--idc-ink);
  font-variant-numeric: tabular-nums;
}
.idc-linecard__num small { font-size: 13px; font-weight: 500; color: var(--idc-ink-4); margin-left: 3px; letter-spacing: 0; }
.idc-linecard h3 { margin-top: 14px; font-size: 17px; font-weight: 600; letter-spacing: -.01em; }
.idc-linecard p { margin-top: 8px; font-size: 13px; line-height: 1.75; color: var(--idc-ink-3); flex: 1; }
.idc-linecard__foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-top: 18px;
  padding-top: 14px;
  border-top: 1px solid var(--idc-line-2);
  font-size: 13px;
  color: var(--idc-ink-3);
}
.idc-linecard__foot b { color: var(--idc-ink); font-weight: 600; }

/* ---------- 9. 节点分类 ---------- */
.idc-nodes { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.idc-node {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 16px 16px;
  border: 1px solid var(--idc-line);
  border-radius: 12px;
  background: #fff;
  /* 网格项默认 min-width:auto，站名 + 价格的 min-content 会把 1fr 轨道撑破，
     手机上表现为整页横向溢出；显式归零后由 __name 的省略号接管。 */
  min-width: 0;
  transition: border-color var(--idc-ease), background var(--idc-ease), transform var(--idc-ease);
}
.idc-node:hover { border-color: var(--idc-mint); background: var(--idc-mint-soft-2); transform: translateY(-1px); }
.idc-node__main { min-width: 0; }
.idc-node__name {
  display: block;
  font-size: 14.5px;
  font-weight: 600;
  letter-spacing: -.01em;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.idc-node__meta { display: block; margin-top: 3px; font-size: 12px; color: var(--idc-ink-4); }
.idc-node__price { font-size: 14px; font-weight: 700; color: var(--idc-ink); white-space: nowrap; font-variant-numeric: tabular-nums; }
.idc-node__price small { font-size: 11px; font-weight: 400; color: var(--idc-ink-4); }

/* ---------- 10. 商品卡片 ---------- */
.idc-grid { display: grid; gap: 16px; }
.idc-grid--3 { grid-template-columns: repeat(3, 1fr); }
.idc-grid--4 { grid-template-columns: repeat(4, 1fr); }
.idc-pcard {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--idc-line);
  border-radius: var(--idc-r);
  background: #fff;
  overflow: hidden;
  transition: transform var(--idc-ease), box-shadow var(--idc-ease), border-color var(--idc-ease);
}
.idc-pcard:hover { transform: translateY(-3px); border-color: #d8dadd; box-shadow: var(--idc-shadow); }
.idc-pcard__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 16px 20px;
  border-bottom: 1px solid var(--idc-line-2);
  background: var(--idc-gray);
}
.idc-pcard__line { font-size: 12px; color: var(--idc-ink-4); }
.idc-pcard__body { display: flex; flex-direction: column; flex: 1; padding: 18px 20px 20px; }
.idc-pcard__title { font-size: 15px; font-weight: 600; line-height: 1.45; letter-spacing: -.01em; }
.idc-pcard__spec {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 8px;
  margin-top: 12px;
  font-size: 12px;
  color: var(--idc-ink-3);
}
.idc-pcard__spec span { padding: 3px 8px; border-radius: 5px; background: var(--idc-gray-2); }
.idc-pcard__foot {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 12px;
  margin-top: auto;
  padding-top: 18px;
}
.idc-price { font-size: 22px; font-weight: 700; letter-spacing: -.03em; font-variant-numeric: tabular-nums; }
.idc-price small { font-size: 12px; font-weight: 400; color: var(--idc-ink-4); margin-left: 2px; letter-spacing: 0; }
.idc-price--mint { color: var(--idc-ink); }
.idc-price--mint::first-letter { color: var(--idc-mint-dark); }

/* ---------- 11. 能力卡 ---------- */
.idc-features { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.idc-feature {
  padding: 26px 22px;
  border: 1px solid var(--idc-line);
  border-radius: var(--idc-r);
  background: #fff;
}
.idc-feature__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px; height: 40px;
  border-radius: 11px;
  background: var(--idc-mint-soft);
  color: var(--idc-mint-dark);
}
.idc-feature__icon svg { width: 20px; height: 20px; }
.idc-feature h3 { margin-top: 16px; font-size: 15.5px; font-weight: 600; }
.idc-feature p { margin-top: 8px; font-size: 13px; line-height: 1.8; color: var(--idc-ink-3); }
.idc-feature--link:hover { border-color: var(--idc-mint); background: var(--idc-mint-soft-2); }

/* ---------- 12. 流程 ---------- */
.idc-flow { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; counter-reset: idcstep; }
.idc-flow__step {
  position: relative;
  padding: 26px 22px;
  border: 1px solid var(--idc-line);
  border-radius: var(--idc-r);
  background: #fff;
}
.idc-flow__step::before {
  counter-increment: idcstep;
  content: counter(idcstep);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px; height: 30px;
  border-radius: 50%;
  background: var(--idc-mint);
  color: var(--idc-mint-ink);
  font-size: 13px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}
.idc-flow__step h3 { margin-top: 14px; font-size: 15.5px; font-weight: 600; }
.idc-flow__step p { margin-top: 7px; font-size: 13px; line-height: 1.78; color: var(--idc-ink-3); }

/* ---------- 13. FAQ ---------- */
.idc-faq { border-top: 1px solid var(--idc-line); }
.idc-faq__item { border-bottom: 1px solid var(--idc-line); }
.idc-faq__q {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  width: 100%;
  padding: 22px 2px;
  border: 0;
  background: none;
  text-align: left;
  font-size: 15.5px;
  font-weight: 600;
  letter-spacing: -.01em;
  color: var(--idc-ink);
}
.idc-faq__q svg { width: 16px; height: 16px; flex: 0 0 auto; color: var(--idc-ink-4); transition: transform var(--idc-ease); }
.idc-faq__item.is-open .idc-faq__q svg { transform: rotate(180deg); }
.idc-faq__a {
  display: none;
  padding: 0 44px 22px 2px;
  font-size: 14px;
  line-height: 1.9;
  color: var(--idc-ink-3);
}
.idc-faq__item.is-open .idc-faq__a { display: block; }

/* ---------- 14. 帮助 / CTA ---------- */
.idc-help-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.idc-help-card {
  display: flex;
  flex-direction: column;
  padding: 24px;
  border: 1px solid var(--idc-line);
  border-radius: var(--idc-r);
  background: #fff;
  transition: border-color var(--idc-ease), transform var(--idc-ease);
}
.idc-help-card:hover { border-color: var(--idc-mint); transform: translateY(-2px); }
.idc-help-card h3 { font-size: 15.5px; font-weight: 600; }
.idc-help-card p { margin-top: 8px; font-size: 13px; color: var(--idc-ink-3); }
.idc-help-card span { margin-top: 16px; font-size: 13px; font-weight: 600; color: var(--idc-mint-dark); }

.idc-cta {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  flex-wrap: wrap;
  padding: 48px 44px;
  border-radius: 22px;
  background: var(--idc-ink);
  color: #fff;
  overflow: hidden;
}
.idc-cta::after {
  content: "";
  position: absolute;
  right: -80px;
  top: -120px;
  width: 320px; height: 320px;
  border-radius: 50%;
  background: radial-gradient(closest-side, rgba(0, 180, 42, .35), rgba(0, 180, 42, 0));
  pointer-events: none;
}
.idc-cta h2 { font-size: clamp(24px, 2.6vw, 32px); font-weight: 700; letter-spacing: -.025em; }
.idc-cta p { margin-top: 10px; font-size: 14px; color: rgba(255, 255, 255, .72); max-width: 560px; }
.idc-cta__actions { display: flex; gap: 12px; flex-wrap: wrap; position: relative; z-index: 1; }
.idc-cta .idc-btn--ghost { background: transparent; border-color: rgba(255, 255, 255, .28); color: #fff; }
.idc-cta .idc-btn--ghost:hover { background: rgba(255, 255, 255, .1); border-color: rgba(255, 255, 255, .5); }

/* ---------- 15. 目录页 ---------- */
.idc-crumbs {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  padding: 18px 0 0;
  font-size: 12.5px;
  color: var(--idc-ink-4);
}
.idc-crumbs a { color: var(--idc-ink-3); }
.idc-crumbs a:hover { color: var(--idc-mint-dark); }
.idc-crumbs span[aria-current] { color: var(--idc-ink); }

.idc-catalog { padding: 0 0 72px; }
.idc-catalog__layout {
  display: grid;
  grid-template-columns: 260px minmax(0, 1fr);
  gap: 36px;
  align-items: start;
  margin-top: 22px;
}
.idc-filter {
  position: sticky;
  top: calc(var(--idc-nav-h) + 18px);
  padding: 16px;
  border: 1px solid var(--idc-line);
  border-radius: var(--idc-r);
  background: #fff;
}
.idc-filter__actions { margin-top: 14px; }
.idc-catalog__header { padding-top: 6px; }
.idc-catalog__header .idc-h2 { font-size: clamp(26px, 2.8vw, 34px); }

.idc-linetabs { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 18px; }
.idc-linetab {
  display: inline-flex;
  flex-direction: column;
  gap: 2px;
  padding: 10px 14px;
  border: 1px solid var(--idc-line);
  border-radius: 10px;
  background: #fff;
  transition: border-color var(--idc-ease), background var(--idc-ease);
}
.idc-linetab:hover { border-color: var(--idc-mint); background: var(--idc-mint-soft-2); }
.idc-linetab__name { font-size: 13.5px; font-weight: 600; }
.idc-linetab__meta { font-size: 11.5px; color: var(--idc-ink-4); }

.idc-catalog__toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  margin-top: 22px;
  padding: 12px 16px;
  border: 1px solid var(--idc-line-2);
  border-radius: 10px;
  background: var(--idc-gray);
}
.idc-catalog__sort { display: flex; align-items: center; gap: 6px; font-size: 13px; color: var(--idc-ink-3); }

/* 目录检索 */
.idc-catsearch { margin-top: 18px; }
.idc-catsearch__box {
  display: flex;
  align-items: center;
  gap: 10px;
  height: 48px;
  padding: 0 14px;
  border: 1px solid var(--idc-line);
  border-radius: 12px;
  background: #fff;
  transition: border-color var(--idc-ease), box-shadow var(--idc-ease);
}
.idc-catsearch__box:focus-within { border-color: var(--idc-mint); box-shadow: 0 0 0 3px rgba(0, 180, 42, .12); }
.idc-catsearch__icon { width: 18px; height: 18px; color: var(--idc-ink-4); flex: 0 0 auto; }
.idc-catsearch__box input {
  flex: 1;
  min-width: 0;
  border: 0;
  outline: 0;
  background: none;
  font-size: 14px;
}
.idc-catsearch__box input::placeholder { color: var(--idc-ink-5); }
.idc-catsearch__clear {
  height: 28px;
  padding: 0 10px;
  border: 1px solid var(--idc-line);
  border-radius: 7px;
  background: #fff;
  font-size: 12px;
  color: var(--idc-ink-3);
}
.idc-catsearch__meta { display: block; margin-top: 8px; font-size: 12px; color: var(--idc-ink-4); }
.idc-catsearch__empty {
  margin-top: 14px;
  padding: 22px;
  border: 1px dashed #d7dadd;
  border-radius: 12px;
  background: var(--idc-gray);
  text-align: center;
}
.idc-catsearch__empty p { margin-top: 6px; font-size: 13px; color: var(--idc-ink-3); }
.idc-catsearch__empty a { color: var(--idc-mint-dark); text-decoration: underline; text-underline-offset: 2px; }

/* 分类树 */
.idc-navtree { font-size: 13px; }
.idc-navtree__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--idc-line-2);
}
.idc-navtree__head h2 { font-size: 13px; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; color: var(--idc-ink-4); }
.idc-navtree__allbtn {
  min-height: 24px;
  padding: 2px 4px;
  border: 0;
  background: none;
  font-size: 11.5px;
  color: var(--idc-ink-4);
}
.idc-navtree__allbtn:hover { color: var(--idc-mint-dark); }
.idc-navtree__scroll {
  max-height: min(62vh, 560px);
  overflow-y: auto;
  overscroll-behavior: contain;
  margin: 0 -8px;
  padding: 6px 8px 2px;
}
.idc-navtree__group { padding: 7px 0; border-bottom: 1px dashed var(--idc-line-2); }
.idc-navtree__group:last-child { border-bottom: 0; }
.idc-navtree__line {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  width: 100%;
  min-height: 26px;
  padding: 2px 4px;
  border: 0;
  background: none;
  text-align: left;
  font-size: 13px;
  font-weight: 600;
  color: var(--idc-ink);
  border-radius: 6px;
}
.idc-navtree__line:hover { background: var(--idc-gray); }
.idc-navtree__line em { font-style: normal; font-size: 11px; font-weight: 400; color: var(--idc-ink-4); }
.idc-navtree__line svg { width: 12px; height: 12px; color: var(--idc-ink-4); transition: transform var(--idc-ease); }
.idc-navtree__group.is-open .idc-navtree__line svg { transform: rotate(180deg); }
.idc-navtree__items { display: none; padding: 6px 0 2px; }
.idc-navtree__group.is-open .idc-navtree__items { display: block; }
.idc-navtree__item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 5px 8px;
  border-radius: 6px;
  font-size: 12.5px;
  color: var(--idc-ink-3);
}
.idc-navtree__item:hover { background: var(--idc-gray); color: var(--idc-ink); }
.idc-navtree__item.is-active { background: var(--idc-mint-soft); color: var(--idc-mint-dark); font-weight: 600; }
.idc-navtree__item em { font-style: normal; font-size: 11px; color: var(--idc-ink-4); }

/* 商品行 */
.idc-plist { margin-top: 12px; border: 1px solid var(--idc-line); border-radius: var(--idc-r); overflow: hidden; background: #fff; }
.idc-plist__head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 140px 96px;
  gap: 16px;
  padding: 10px 18px;
  border-bottom: 1px solid var(--idc-line);
  background: var(--idc-gray);
  font-size: 11.5px;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--idc-ink-4);
}
.idc-plist--cycles .idc-plist__head { grid-template-columns: minmax(0, 1fr) 220px 100px 92px; }
.idc-prow {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 140px 96px;
  gap: 16px;
  align-items: center;
  padding: 16px 18px;
  border-bottom: 1px solid var(--idc-line-2);
  transition: background var(--idc-ease);
}
.idc-plist--cycles .idc-prow { grid-template-columns: minmax(0, 1fr) 220px 100px 92px; }
.idc-prow:last-child { border-bottom: 0; }
.idc-prow:hover { background: var(--idc-mint-soft-2); }
.idc-prow__info { min-width: 0; }
.idc-prow__head { display: flex; align-items: center; flex-wrap: wrap; gap: 8px; }
.idc-prow__name {
  font-size: 14.5px;
  font-weight: 600;
  letter-spacing: -.01em;
  color: var(--idc-ink);
  overflow-wrap: anywhere;
}
.idc-prow__name--sr { font-weight: 500; color: var(--idc-ink-2); }
.idc-prow__specs { display: flex; flex-wrap: wrap; gap: 6px 14px; margin-top: 7px; }
.idc-prow__spec { display: inline-flex; align-items: baseline; gap: 4px; font-size: 12px; color: var(--idc-ink-3); }
.idc-prow__spec em { font-style: normal; color: var(--idc-ink-4); }
.idc-prow__meta { margin-top: 6px; font-size: 12px; color: var(--idc-ink-4); }
.idc-prow__cycles { display: flex; flex-wrap: wrap; gap: 4px 12px; font-size: 12px; color: var(--idc-ink-4); }
.idc-prow__cycle b { color: var(--idc-ink-2); font-weight: 600; font-variant-numeric: tabular-nums; }
.idc-prow__price { font-size: 17px; font-weight: 700; letter-spacing: -.02em; font-variant-numeric: tabular-nums; }
.idc-prow__price small { font-size: 11px; font-weight: 400; color: var(--idc-ink-4); }
.idc-prow__act { display: flex; justify-content: flex-end; }

/* 分类块 */
.idc-catblock { margin-top: 26px; }
.idc-catblock--tight { margin-top: 18px; }
.idc-catblock__head { display: flex; align-items: baseline; justify-content: space-between; gap: 14px; flex-wrap: wrap; }
.idc-catblock__head .idc-h3 { font-size: 17px; }
.idc-catblock__head a:hover { color: var(--idc-mint-dark); }
.idc-catblock__meta { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }
.idc-catblock__link { font-size: 12.5px; font-weight: 500; color: var(--idc-mint-dark); }
.idc-catblock__desc { margin-top: 6px; font-size: 12.5px; color: var(--idc-ink-4); }

/* ---------- 16. 商品详情 ---------- */
.idc-product { padding: 0 0 84px; }
.idc-product__layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 380px;
  gap: 40px;
  align-items: start;
  margin-top: 22px;
}
.idc-goods__tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 14px; }

.idc-card {
  border: 1px solid var(--idc-line);
  border-radius: var(--idc-r);
  background: #fff;
  overflow: hidden;
}
.idc-card__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding: 16px 22px;
  border-bottom: 1px solid var(--idc-line-2);
  background: var(--idc-gray);
}
.idc-card__body { padding: 20px 22px; }

.idc-spec-group + .idc-spec-group { margin-top: 20px; padding-top: 20px; border-top: 1px dashed var(--idc-line); }
.idc-spec-label { display: flex; align-items: baseline; gap: 8px; margin-bottom: 10px; font-size: 13.5px; font-weight: 600; }
.idc-spec-label b { font-size: 11px; font-weight: 500; color: var(--idc-mint-dark); background: var(--idc-mint-soft); padding: 2px 6px; border-radius: 4px; }
.idc-spec-options { display: grid; grid-template-columns: repeat(auto-fill, minmax(190px, 1fr)); gap: 10px; }
.idc-spec-opt {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 12px 14px;
  border: 1px solid var(--idc-line);
  border-radius: 10px;
  background: #fff;
  cursor: pointer;
  transition: border-color var(--idc-ease), background var(--idc-ease), box-shadow var(--idc-ease);
}
.idc-spec-opt:hover { border-color: #c5c9cf; }
.idc-spec-opt.is-active {
  border-color: var(--idc-mint);
  background: var(--idc-mint-soft-2);
  box-shadow: 0 0 0 3px rgba(0, 180, 42, .1);
}
.idc-spec-opt b { font-size: 13.5px; font-weight: 600; }
.idc-spec-opt span { font-size: 12px; color: var(--idc-ink-4); }
.idc-spec-fee { display: block; margin-top: 2px; font-style: normal; font-size: 11px; color: var(--idc-amber); }
.idc-spec-select {
  width: 100%;
  height: 44px;
  padding: 0 12px;
  border: 1px solid var(--idc-line);
  border-radius: 10px;
  background: #fff;
  font-size: 13.5px;
}

.idc-tabs { display: flex; gap: 4px; margin: 30px 0 0; border-bottom: 1px solid var(--idc-line); }
.idc-tab {
  position: relative;
  height: 42px;
  padding: 0 16px;
  border: 0;
  background: none;
  font-size: 14px;
  color: var(--idc-ink-3);
}
.idc-tab::after {
  content: "";
  position: absolute;
  left: 12px; right: 12px; bottom: -1px;
  height: 2px;
  background: transparent;
  border-radius: 2px;
}
.idc-tab.is-active { color: var(--idc-ink); font-weight: 600; }
.idc-tab.is-active::after { background: var(--idc-mint); }
.idc-tabpanel { display: none; padding-top: 22px; }
.idc-tabpanel.is-active { display: block; }

.idc-prose { font-size: 14.5px; line-height: 1.95; color: var(--idc-ink-2); }
.idc-prose p + p { margin-top: 12px; }
.idc-prose ul, .idc-prose ol { margin: 12px 0 0; padding-left: 20px; list-style: disc; }
.idc-prose li { margin-top: 6px; }
.idc-prose h2, .idc-prose h3 { margin: 22px 0 10px; font-size: 17px; font-weight: 600; }
.idc-prose a { color: var(--idc-mint-dark); text-decoration: underline; text-underline-offset: 2px; }
.idc-prose img { border-radius: 10px; }

/* 富文本兜底（公告/帮助正文）
   --------------------------------------------------------------------------
   后台富文本是 Word/WPS 粘贴进来的，内联带 font-family:等线 / font-size:12pt /
   line-height:24px / text-indent:21pt。PHP 侧 idc_ann_html() 已清掉这些声明，
   这里再用 !important 兜一层：万一将来换个编辑器又带回来，正文也不会跟全站
   突然变成「等线 16px」。
   ★ 只压字体度量，不压 text-align / font-weight / color ——
     那些是正文自身的排版语义（标题居中、落款右对齐、重点加粗）。 */
.idc-prose p,
.idc-prose div,
.idc-prose li,
.idc-prose td,
.idc-prose th {
  font-family: inherit !important;
  font-size: inherit !important;
  line-height: inherit !important;
  text-indent: 0 !important;
}

.idc-table-wrap { border: 1px solid var(--idc-line); border-radius: 12px; overflow: hidden; }
.idc-table th, .idc-table td { padding: 12px 16px; border-bottom: 1px solid var(--idc-line-2); font-size: 13.5px; text-align: left; vertical-align: top; }
.idc-table th { background: var(--idc-gray); font-weight: 600; color: var(--idc-ink-2); }
.idc-table tr:last-child th, .idc-table tr:last-child td { border-bottom: 0; }

/* 购买框 */
/* ★ 卡内有配置摘要，配置项多的机型（实测 16 组）会把卡片顶到视口之外。
   粘性元素一旦高于视口，底部固定在视口下方就永远滚不到，
   「应付总额 / 立即购买」等于被藏起来 —— 故卡身分段：
   头（商品名 + 起价）与脚（按钮）固定，中间摘要区自己滚。 */
.idc-buybox { position: sticky; top: calc(var(--idc-nav-h) + 18px); }
.idc-buybox__card {
  display: flex;
  flex-direction: column;
  max-height: calc(100vh - var(--idc-nav-h) - 40px);
  border: 1px solid var(--idc-line);
  border-radius: var(--idc-r);
  background: #fff;
  box-shadow: var(--idc-shadow);
  overflow: hidden;
}
.idc-buybox__head { flex: 0 0 auto; padding: 20px 22px 18px; border-bottom: 1px solid var(--idc-line-2); }
.idc-buybox__name { font-size: 14px; font-weight: 600; line-height: 1.5; }
.idc-buybox__price { display: flex; align-items: baseline; gap: 3px; margin-top: 10px; }
.idc-buybox__price small { font-size: 14px; color: var(--idc-ink-3); }
.idc-buybox__price span { font-size: 34px; font-weight: 700; letter-spacing: -.04em; font-variant-numeric: tabular-nums; }
.idc-buybox__price small:last-child { font-size: 12px; color: var(--idc-ink-4); }
.idc-buybox__body { flex: 1 1 auto; min-height: 0; overflow-y: auto; padding: 18px 22px; overscroll-behavior: contain; }
.idc-buybox__foot { flex: 0 0 auto; padding: 14px 22px 20px; border-top: 1px solid var(--idc-line-2); }
.idc-buybox__note { font-size: 11.5px; line-height: 1.7; color: var(--idc-ink-4); }
.idc-buybox__note a { color: var(--idc-mint-dark); text-decoration: underline; text-underline-offset: 2px; }

.idc-cycles { display: grid; grid-template-columns: repeat(auto-fill, minmax(96px, 1fr)); gap: 8px; }
.idc-cycle {
  display: flex;
  flex-direction: column;
  gap: 3px;
  padding: 9px 10px;
  border: 1px solid var(--idc-line);
  border-radius: 9px;
  background: #fff;
  text-align: left;
  transition: border-color var(--idc-ease), background var(--idc-ease);
}
.idc-cycle:hover { border-color: #c5c9cf; }
.idc-cycle.is-active { border-color: var(--idc-mint); background: var(--idc-mint-soft-2); }
.idc-cycle b { font-size: 12.5px; font-weight: 600; }
.idc-cycle span { font-size: 11.5px; color: var(--idc-ink-4); font-variant-numeric: tabular-nums; }

.idc-stepper { display: inline-flex; align-items: center; border: 1px solid var(--idc-line); border-radius: 8px; overflow: hidden; }
.idc-stepper button {
  width: 32px; height: 32px;
  border: 0;
  background: #fff;
  font-size: 16px;
  line-height: 1;
  color: var(--idc-ink-3);
}
.idc-stepper button:hover { background: var(--idc-gray); color: var(--idc-ink); }
.idc-stepper input {
  width: 48px; height: 32px;
  border: 0;
  border-left: 1px solid var(--idc-line);
  border-right: 1px solid var(--idc-line);
  text-align: center;
  font-size: 13px;
  font-variant-numeric: tabular-nums;
  -moz-appearance: textfield;
}
.idc-stepper input::-webkit-outer-spin-button,
.idc-stepper input::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }

.idc-summary-total {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px dashed var(--idc-line);
}
.idc-summary-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding: 4px 0;
  font-size: 12px;
  color: var(--idc-ink-3);
}

/* 移动端购买条 */
.idc-buybar {
  display: none;
  position: fixed;
  left: 0; right: 0; bottom: 0;
  z-index: 80;
  align-items: center;
  gap: 12px;
  padding: 10px 16px calc(10px + env(safe-area-inset-bottom));
  border-top: 1px solid var(--idc-line);
  background: rgba(255, 255, 255, .96);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}
.idc-buybar__sum { display: flex; flex-direction: column; line-height: 1.2; }
.idc-buybar__label { font-size: 10.5px; color: var(--idc-ink-4); }
.idc-buybar__total { font-size: 17px; font-weight: 700; font-variant-numeric: tabular-nums; }
.idc-buybar__cycle { font-size: 11.5px; color: var(--idc-ink-4); }
.idc-buybar .idc-btn { margin-left: auto; }

/* ---------- 17. 内容页 ---------- */
.idc-page { padding: 12px 0 88px; }
.idc-page__head { max-width: 760px; padding: 26px 0 34px; }
.idc-page__head .idc-h1 { font-size: clamp(30px, 4vw, 46px); }
.idc-page__head .idc-lead { margin-top: 14px; }
.idc-page__body { max-width: 860px; }
.idc-page__body .idc-card + .idc-card { margin-top: 16px; }

.idc-info-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.idc-info {
  padding: 24px;
  border: 1px solid var(--idc-line);
  border-radius: var(--idc-r);
  background: #fff;
}
.idc-info h2, .idc-info h3 { font-size: 15px; font-weight: 600; }
.idc-info p { margin-top: 8px; font-size: 13px; line-height: 1.8; color: var(--idc-ink-3); }
.idc-info a { color: var(--idc-mint-dark); }
.idc-info__num { font-size: 30px; font-weight: 700; letter-spacing: -.03em; font-variant-numeric: tabular-nums; }

.idc-contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.idc-form { display: grid; gap: 14px; }
.idc-field { display: grid; gap: 6px; }
.idc-field label { font-size: 13px; font-weight: 600; }
.idc-field input, .idc-field textarea {
  width: 100%;
  padding: 11px 13px;
  border: 1px solid var(--idc-line);
  border-radius: 9px;
  background: #fff;
  font-size: 14px;
}
.idc-field input:focus, .idc-field textarea:focus { outline: 0; border-color: var(--idc-mint); box-shadow: 0 0 0 3px rgba(0, 180, 42, .12); }

.idc-notice-list { border-top: 1px solid var(--idc-line); }
.idc-notice {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 20px;
  padding: 18px 4px;
  border-bottom: 1px solid var(--idc-line);
}
.idc-notice h2, .idc-notice h3 { font-size: 15px; font-weight: 600; }
.idc-notice time { font-size: 12.5px; color: var(--idc-ink-4); white-space: nowrap; }
.idc-notice:hover h2, .idc-notice:hover h3 { color: var(--idc-mint-dark); }

.idc-status-list { display: grid; gap: 10px; }
.idc-status {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 16px 20px;
  border: 1px solid var(--idc-line);
  border-radius: 12px;
  background: #fff;
}
.idc-status__name { display: flex; align-items: center; gap: 10px; font-size: 14px; font-weight: 600; }
.idc-status__dot { width: 8px; height: 8px; border-radius: 50%; background: var(--idc-mint); box-shadow: 0 0 0 3px rgba(0, 180, 42, .16); }

/* 帮助中心 */
.idc-help { display: grid; grid-template-columns: 300px minmax(0, 1fr); gap: 32px; align-items: start; padding: 0 0 84px; }
/* 详情页修饰类：正文在左占满剩余宽度，侧栏固定 300px 在右。
   ★ 不加这个类会沿用上面的「300px + 1fr」——那是给列表页的（侧栏 DOM 在前），
     而详情页 DOM 是 <article> 在前，正文会被挤成 300px、侧栏撑到 820px。 */
.idc-help--detail { grid-template-columns: minmax(0, 1fr) 300px; }
.idc-help__side { position: sticky; top: calc(var(--idc-nav-h) + 18px); }
.idc-help__search {
  display: flex;
  align-items: center;
  gap: 8px;
  height: 42px;
  padding: 0 12px;
  border: 1px solid var(--idc-line);
  border-radius: 10px;
  background: #fff;
  transition: border-color .16s ease, box-shadow .16s ease;
}
/* 输入框自身 outline:0，聚焦提示由外层容器承担，否则键盘用户看不到落点 */
.idc-help__search:focus-within {
  border-color: var(--idc-mint);
  box-shadow: 0 0 0 3px rgba(0, 180, 42, .14);
}
.idc-help__search input { flex: 1; min-width: 0; border: 0; outline: 0; background: none; font-size: 13.5px; }
.idc-help__types { display: grid; gap: 4px; margin-top: 12px; }
.idc-help__types a { display: flex; align-items: center; justify-content: space-between; gap: 10px; padding: 9px 12px; border-radius: 8px; font-size: 13.5px; color: var(--idc-ink-3); }
.idc-help__types a:hover { background: var(--idc-gray); color: var(--idc-ink); }
.idc-help__types em { font-style: normal; font-size: 11.5px; color: var(--idc-ink-4); }
.idc-help__group { margin-bottom: 28px; }
.idc-help__group h2 { font-size: 17px; font-weight: 600; }
.idc-help__items { margin-top: 10px; border-top: 1px solid var(--idc-line); }
.idc-help__item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 4px;
  border-bottom: 1px solid var(--idc-line-2);
  font-size: 14px;
  color: var(--idc-ink-2);
}
.idc-help__item:hover { color: var(--idc-mint-dark); }
.idc-help__item time { font-size: 12px; color: var(--idc-ink-4); }

.idc-article { max-width: 820px; }
.idc-article__meta { display: flex; flex-wrap: wrap; gap: 8px 18px; margin-top: 12px; font-size: 12.5px; color: var(--idc-ink-4); }
.idc-article__body { margin-top: 24px; }
.idc-article__nav { display: flex; justify-content: space-between; gap: 16px; margin-top: 30px; padding-top: 18px; border-top: 1px solid var(--idc-line); font-size: 13px; }
.idc-article__nav a { color: var(--idc-ink-2); }
.idc-article__nav a:hover { color: var(--idc-mint-dark); }

/* 空态 */
.idc-empty {
  padding: 52px 24px;
  border: 1px dashed #d7dadd;
  border-radius: var(--idc-r);
  background: var(--idc-gray);
  text-align: center;
}
.idc-empty h2, .idc-empty h3 { font-size: 17px; font-weight: 600; }
.idc-empty p { margin-top: 8px; font-size: 13.5px; color: var(--idc-ink-3); }
.idc-empty .idc-row { justify-content: center; margin-top: 18px; }

/* ---------- 18. 页脚 ---------- */
.idc-footer { background: var(--idc-dark); color: #fff; padding: 56px 0 26px; }
.idc-footer__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.6fr) repeat(3, minmax(0, 1fr));
  gap: 40px;
  padding-bottom: 40px;
}
.idc-footer .idc-brand__text b { color: #fff; }
.idc-footer .idc-brand__text span { color: rgba(255, 255, 255, .5); }
.idc-footer__brand p { margin-top: 16px; max-width: 360px; font-size: 13px; line-height: 1.85; color: #a1a1aa; }
.idc-footer__contact { display: flex; flex-wrap: wrap; gap: 10px 20px; margin-top: 18px; }
.idc-footer__contact a { display: inline-flex; align-items: center; gap: 6px; font-size: 13px; color: #d4d4d8; }
.idc-footer__contact a:hover { color: #fff; }
.idc-footer__contact svg { width: 14px; height: 14px; }
.idc-footer__t { margin-bottom: 14px; font-size: 12px; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; color: rgba(255, 255, 255, .5); }
.idc-footer ul { display: grid; gap: 9px; }
.idc-footer ul a { font-size: 13px; color: #d4d4d8; }
.idc-footer ul a:hover { color: #fff; text-decoration: underline; text-underline-offset: 3px; }
.idc-footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  flex-wrap: wrap;
  padding-top: 22px;
  border-top: 1px solid rgba(255, 255, 255, .1);
  font-size: 12px;
  color: #8f8f96;
}
.idc-footer__bottom a { color: #a1a1aa; }
.idc-footer__bottom a:hover { color: #fff; }

/* ---------- 19. 响应式 ---------- */
@media (max-width: 1080px) {
  .idc-lines, .idc-features, .idc-flow { grid-template-columns: repeat(2, 1fr); }
  .idc-nodes { grid-template-columns: repeat(3, 1fr); }
  .idc-grid--3, .idc-grid--4 { grid-template-columns: repeat(2, 1fr); }
  .idc-help-grid { grid-template-columns: repeat(2, 1fr); }
  .idc-catalog__layout { grid-template-columns: 230px minmax(0, 1fr); gap: 24px; }
  .idc-product__layout { grid-template-columns: minmax(0, 1fr) 340px; gap: 28px; }
  .idc-plist--cycles .idc-plist__head { grid-template-columns: minmax(0, 1fr) 160px 90px 86px; }
  .idc-plist--cycles .idc-prow { grid-template-columns: minmax(0, 1fr) 160px 90px 86px; }
}

@media (max-width: 860px) {
  .idc-nav__links {
    position: fixed;
    left: 0; right: 0;
    top: calc(var(--idc-nav-h) + 34px);
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 2px;
    height: auto;
    max-height: calc(100vh - var(--idc-nav-h) - 34px);
    overflow-y: auto;
    padding: 12px 16px 20px;
    border-bottom: 1px solid var(--idc-line);
    background: #fff;
    box-shadow: var(--idc-shadow-lg);
  }
  .idc-nav__links.is-open { display: flex; }
  .idc-nav__item { height: 42px; padding: 0 10px; border-radius: 8px; }
  .idc-nav__wrap { display: block; height: auto; }
  .idc-nav__drop {
    position: static;
    display: none;
    width: auto;
    min-width: 0;
    margin: 4px 0 8px;
    padding: 8px;
    transform: none;
    opacity: 1;
    visibility: visible;
    border-radius: 10px;
    box-shadow: none;
  }
  .idc-nav__wrap.is-open .idc-nav__drop { display: block; }
  .idc-nav__drop--wide { grid-template-columns: 1fr 1fr; }
  .idc-nav__toggle { display: inline-flex; }
  .idc-nav__actions .idc-btn--ghost { display: none; }
  .idc-nav__inner { gap: 14px; }

  .idc-hero { padding-top: 56px; }
  .idc-hero__lead { font-size: 15px; }
  .idc-console__body { grid-template-columns: 1fr; }
  .idc-console__side { display: none; }
  .idc-cstats { grid-template-columns: repeat(2, 1fr); }
  .idc-ctable__row { grid-template-columns: 1.3fr .8fr .9fr; }
  .idc-ctable__row > *:nth-child(4) { display: none; }

  .idc-section { padding: 60px 0; }
  .idc-section__head--between { display: block; }

  .idc-catalog__layout { grid-template-columns: 1fr; }
  .idc-filter { position: static; }
  .idc-navtree__scroll { max-height: 260px; }

  .idc-product__layout { grid-template-columns: 1fr; }
  .idc-buybox { position: static; }
  /* 单列后购买框在文档流里，内容必须完整展开（不再限高、不再内部滚动） */
  .idc-buybox__card { max-height: none; }
  .idc-buybox__body { overflow: visible; }
  .idc-buybar { display: flex; }
  .idc-product { padding-bottom: 96px; }

  .idc-help { grid-template-columns: 1fr; padding-bottom: 60px; }
  .idc-help__side { position: static; }
  .idc-contact-grid, .idc-info-grid { grid-template-columns: 1fr; }
  .idc-footer__grid { grid-template-columns: 1fr 1fr; gap: 28px; }
}

@media (max-width: 640px) {
  .idc-container { padding: 0 18px; }
  .idc-h1 { font-size: 34px; }
  .idc-hero__actions .idc-btn { width: 100%; }
  .idc-hero__meta { gap: 8px 16px; font-size: 12px; }
  .idc-console { width: calc(100% - 36px); }
  .idc-console__main { padding: 14px 14px 0; }
  .idc-cstat { padding: 10px 12px; }
  .idc-cstat b { font-size: 19px; }

  .idc-section { padding: 48px 0; }
  .idc-lines, .idc-features, .idc-flow, .idc-grid--3, .idc-grid--4, .idc-help-grid { grid-template-columns: 1fr; }
  .idc-nodes { grid-template-columns: 1fr 1fr; }
  /* 两列时卡片只有 ~170px，横排会把节点名挤成 3 个字；
     改为纵向：名称独占整行，价格落到下一行。 */
  .idc-node { flex-direction: column; align-items: flex-start; justify-content: flex-start; gap: 4px; padding: 13px 14px; }
  .idc-node__name { white-space: normal; }
  .idc-node__price { margin-top: 2px; }

  .idc-plist__head { display: none; }
  .idc-prow, .idc-plist--cycles .idc-prow {
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 8px 12px;
    padding: 14px;
  }
  .idc-prow__price { grid-column: 1; font-size: 16px; }
  .idc-prow__act { grid-column: 2; grid-row: 1 / span 2; align-self: center; }
  .idc-prow__cycles { grid-column: 1 / -1; }
  .idc-prow__cycles:empty { display: none; }

  .idc-cta { padding: 30px 24px; }
  .idc-cta__actions .idc-btn { width: 100%; }
  .idc-footer { padding-top: 40px; }
  .idc-footer__grid { grid-template-columns: 1fr; gap: 24px; }
  .idc-footer__bottom { flex-direction: column; align-items: flex-start; }
  .idc-buybox__price span { font-size: 30px; }

  /* 顶栏在 360~414px 只剩 ~150px 给操作区：
     注册入口让位给「立即选购」（登录页里本来就有注册链接），
     已登录时收起用户名只留首字头像，避免品牌名被挤成两行。 */
  .idc-nav__reg { display: none; }
  .idc-user__name,
  .idc-user__caret { display: none; }
  .idc-user__btn {
    width: 38px;
    height: 38px;
    padding: 0;
    justify-content: center;
    border-color: transparent;
  }
  .idc-user__mark { width: 30px; height: 30px; }
  .idc-user__drop { min-width: 160px; }
  .idc-user__drop a,
  .idc-user__drop button { padding: 11px 12px; }

  /* 触屏最小点击热区：文字类链接在不改变排版的前提下补足纵向内边距，
     避免出现 15~24px 高的「细条」链接（WCAG 2.5.8 目标至少 24×24）。 */
  .idc-announce a,
  .idc-link-more,
  .idc-footer a,
  .idc-nav__login,
  .idc-nav__link,
  .idc-crumbs a,
  .idc-catblock__head h3 a,
  .idc-catblock__link,
  .idc-buybox__note a { padding-block: 7px; }
  .idc-btn--text { padding-block: 12px; }
}

/* 360~420px + 已登录时，顶栏要同时容纳「购物车 + 头像 + 立即选购 + 菜单」，
   实测 360px 溢出 38px、390px 溢出 8px。这里让「立即选购」让位：
   首页首屏自带同款主 CTA，抽屉导航里也有全部产品入口，不损失可达性。 */
@media (max-width: 420px) {
  .idc-nav__actions--user .idc-btn--primary { display: none; }
}

/* 320px（iPhone SE 一代 / 老安卓）连品牌 + 登录 + 立即选购 + 菜单都放不下，
   实测溢出 34px。这一档直接让出「立即选购」，只留品牌与登录。 */
@media (max-width: 340px) {
  .idc-nav__actions .idc-btn--primary { display: none; }
}

/* 兜底：字体被系统放大时，品牌名允许收缩而不是把顶栏撑出横向滚动 */
@media (max-width: 420px) {
  .idc-brand { min-width: 0; }
  .idc-brand__text { min-width: 0; }
  .idc-brand__text b {
    display: block;
    max-width: 34vw;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }
}

/* ---------- 20. 动效偏好 ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
  }
  .idc-linecard:hover, .idc-pcard:hover, .idc-node:hover, .idc-help-card:hover { transform: none; }
}

/* ---------- 21. 目录树补充 ---------- */
.idc-navtree__all {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-top: 8px;
  padding: 8px 10px;
  border-radius: 8px;
  background: var(--idc-gray);
  font-size: 12.5px;
  font-weight: 600;
  color: var(--idc-ink-2);
}
.idc-navtree__all:hover { background: var(--idc-gray-2); }
.idc-navtree__all.is-active { background: var(--idc-mint-soft); color: var(--idc-mint-dark); }
.idc-count { font-size: 11px; font-weight: 400; color: var(--idc-ink-4); }
.idc-navtree__name { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* 首页：控制台表只展示 5 行，节点条展示 8 个，帮助卡展示 3 个（其余靠页面区承接） */
.idc-ctable__row:nth-child(n+7) { display: none; }
.idc-strip__items > span:nth-child(n+9) { display: none; }
.idc-help-grid > a:nth-child(n+4) { display: none; }

/* ---------- 22. 筛选栏区块（地区页 / 段位页叠段位块） ---------- */
.idc-filter__block {
  padding-bottom: 18px;
  margin-bottom: 18px;
  border-bottom: 1px solid var(--idc-line-2);
}
.idc-filter__block:last-of-type { border-bottom: 0; margin-bottom: 0; }
.idc-filter__title {
  margin-bottom: 12px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--idc-ink-4);
}
.idc-filter__list { display: flex; flex-direction: column; gap: 4px; }
.idc-filter__item { display: block; }
.idc-filter__item > a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 7px 10px;
  border-radius: 6px;
  font-size: 13.5px;
  color: var(--idc-ink-2);
  transition: background var(--idc-ease), color var(--idc-ease);
}
.idc-filter__item:hover > a { background: var(--idc-gray-2); color: var(--idc-ink); }
.idc-filter__item.is-active > a { background: var(--idc-mint-soft); color: var(--idc-mint-dark); font-weight: 600; }
.idc-filter__item .idc-count { font-size: 11.5px; font-variant-numeric: tabular-nums; }
.idc-filter__item.is-active .idc-count { color: var(--idc-mint-dark); }
.idc-filter__actions { display: flex; flex-direction: column; gap: 8px; margin-top: 18px; padding-top: 18px; border-top: 1px solid var(--idc-line-2); }

/* 地区页侧栏：分类树 + 段位块，整张卡片不超视口 */
.idc-filter--stack .idc-navtree__scroll { max-height: min(38vh, 380px); }
.idc-filter--stack .idc-filter__block { padding-top: 14px; border-top: 1px solid var(--idc-line-2); margin-top: 14px; }
.idc-catalog__main { min-width: 0; }
.idc-catalog__header { margin-bottom: 18px; }
.idc-catalog__header .idc-h2 { margin-bottom: 6px; }

/* 段位卡片（地区页底部「选择段位」） */
.idc-segcard {
  display: block;
  padding: 16px;
  border: 1px solid var(--idc-line);
  border-radius: var(--idc-r-sm);
  background: #fff;
  transition: border-color var(--idc-ease), box-shadow var(--idc-ease), transform var(--idc-ease);
}
.idc-segcard:hover { border-color: var(--idc-mint); box-shadow: var(--idc-shadow); transform: translateY(-2px); }
.idc-segcard__top { display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.idc-segcard__name { font-size: 14.5px; font-weight: 600; }
.idc-segcard__desc { margin-top: 8px; font-size: 12.5px; line-height: 1.65; color: var(--idc-ink-4); }

@media (max-width: 860px) {
  .idc-filter__actions { flex-direction: row; }
  .idc-filter__actions .idc-btn { flex: 1; }
}

/* ---------- 23. 商品页补充 ---------- */
/* 徽标别名：核心数据里 tag.c 取 ok / brand / mute，统一映射到设计系统色 */
.idc-badge--ok { background: var(--idc-mint-soft); color: var(--idc-mint-dark); }
.idc-badge--brand { background: var(--idc-mint-soft); color: var(--idc-mint-dark); }
.idc-price--brand { color: var(--idc-mint-dark); }

.idc-product { padding: 0 0 72px; }
.idc-product__main { min-width: 0; }
.idc-product__head { margin-bottom: 26px; }
.idc-product__head .idc-h2 { margin-top: 12px; }
.idc-goods__tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 14px; }

/* 通用卡片悬停（关联机型、段位卡复用） */
.idc-card--hover { transition: border-color var(--idc-ease), box-shadow var(--idc-ease), transform var(--idc-ease); }
.idc-card--hover:hover { border-color: var(--idc-mint); box-shadow: var(--idc-shadow); transform: translateY(-2px); }

/* ---------- 24. 内容页（关于 / 联系 / 服务 / 公告 / 条款 / 状态） ---------- */
.idc-grid--2 { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; }

/* 左右分栏：主叙述 + 侧数据表 */
.idc-split { display: grid; grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr); gap: 40px; align-items: start; }
.idc-split__left { min-width: 0; }
.idc-split__right { min-width: 0; }

/* 紧凑键值表（在售数据 / 要点提示 / 交付流程） */
.idc-mini { width: 100%; border-collapse: collapse; font-size: 13.5px; }
.idc-mini td { padding: 10px 0; border-bottom: 1px solid var(--idc-line-2); vertical-align: top; }
.idc-mini tr:last-child td { border-bottom: 0; }
.idc-mini td:first-child { padding-right: 16px; color: var(--idc-ink-4); white-space: nowrap; }
.idc-mini td:last-child { color: var(--idc-ink-2); text-align: right; }
.idc-mini a { color: var(--idc-mint-dark); }

@media (max-width: 1080px) {
  .idc-split { grid-template-columns: 1fr; gap: 28px; }
}
@media (max-width: 860px) {
  .idc-grid--2 { grid-template-columns: 1fr; }
}

/* 公告列表（/announce.html）：时间轴式竖线，比卡片网格更耐读 */
.idc-annlist { border-top: 1px solid var(--idc-line); }
.idc-annlist__item { padding: 22px 0; border-bottom: 1px solid var(--idc-line-2); }
.idc-annlist__head { display: flex; align-items: baseline; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.idc-annlist__head .idc-h3 { font-size: 16.5px; font-weight: 600; }
.idc-annlist__date { font-size: 12.5px; color: var(--idc-ink-4); font-variant-numeric: tabular-nums; white-space: nowrap; }
.idc-annlist__text { margin-top: 10px; font-size: 13.5px; line-height: 1.8; color: var(--idc-ink-3); }

/* 帮助列表：日期列不换行（"2023-01-10" 断行会撑成两行高） */
.idc-help__item time { white-space: nowrap; }
.idc-help__item > span:first-child { min-width: 0; }

/* 公告中心（/announce.html）：分类标签 / 置顶 / 标题链接 / 附件
   —— 基础 .idc-annlist 在上方已有，这里只补列表项内部缺的部分 */
.idc-annlist__head .idc-h3 { min-width: 0; }
.idc-annlist__head a { color: inherit; }
.idc-annlist__head a:hover { color: var(--idc-mint-dark); }
.idc-annlist__tags { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; margin-top: 10px; }
.idc-annlist__top {
  display: inline-flex;
  align-items: center;
  height: 20px;
  padding: 0 7px;
  border-radius: 4px;
  background: var(--idc-mint-soft);
  color: var(--idc-mint-dark);
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: .02em;
}
.idc-annlist__more {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  margin-top: 12px;
  font-size: 13px;
  font-weight: 600;
  color: var(--idc-mint-dark);
}
.idc-annlist__more:hover { text-decoration: underline; }

/* 分类筛选：.idc-tab 原本按 button 写死高度，换成 a 元素要 inline-flex 才撑得开 */
.idc-tabs a.idc-tab { display: inline-flex; align-items: center; text-decoration: none; }
.idc-tab em {
  font-style: normal;
  margin-left: 6px;
  font-size: 11.5px;
  font-variant-numeric: tabular-nums;
  color: var(--idc-ink-4);
}
.idc-tab.is-active em { color: var(--idc-mint-dark); }

/* 公告附件 */
.idc-filelist {
  display: grid;
  gap: 8px;
  margin-top: 26px;
  padding: 16px 18px;
  border: 1px solid var(--idc-line);
  border-radius: 12px;
  background: var(--idc-gray);
}
.idc-filelist strong { font-size: 13px; font-weight: 600; color: var(--idc-ink-2); }
.idc-filelist a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13.5px;
  font-weight: 500;
  color: var(--idc-mint-dark);
  word-break: break-all;
}
.idc-filelist a:hover { text-decoration: underline; }

/* 首页「限时活动」：真实 gm_promo 数据，卡片左侧色条对应后台 bg_color */
.idc-deals { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.idc-deal {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: 20px 20px 18px;
  border: 1px solid var(--idc-line);
  border-radius: var(--idc-r);
  background: #fff;
  overflow: hidden;
}
.idc-deal::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 3px;
  background: var(--idc-mint);
}
.idc-deal--purple::before { background: #7a4fd6; }
.idc-deal--blue::before { background: #2d7ff0; }
.idc-deal--orange::before { background: #e08600; }
.idc-deal__top { display: flex; align-items: flex-start; justify-content: space-between; gap: 10px; }
.idc-deal__top h3 { font-size: 15.5px; font-weight: 600; line-height: 1.45; }
.idc-deal__stock {
  flex: none;
  padding: 2px 6px;
  border-radius: 4px;
  background: var(--idc-gray-2);
  font-size: 11.5px;
  color: var(--idc-ink-4);
  white-space: nowrap;
}
.idc-deal__sub { flex: 1; margin-top: 8px; font-size: 13px; line-height: 1.7; color: var(--idc-ink-3); }
.idc-deal__foot { display: flex; align-items: flex-end; justify-content: space-between; gap: 12px; margin-top: 16px; }
.idc-deal__price b {
  font-size: 22px;
  font-weight: 700;
  color: var(--idc-mint-dark);
  font-variant-numeric: tabular-nums;
}
.idc-deal__price s { margin-left: 6px; font-size: 12.5px; color: var(--idc-ink-4); }
.idc-deal__price small { margin-left: 2px; font-size: 12px; color: var(--idc-ink-4); }

/* 活动落地页入口（后台「活动页管理」生成的静态页） */
.idc-promos { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-top: 16px; }
.idc-promo {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 14px 16px;
  border: 1px solid var(--idc-line);
  border-radius: 12px;
  background: var(--idc-gray);
  transition: border-color .16s ease, background .16s ease;
}
.idc-promo:hover { border-color: var(--idc-mint); background: #fff; }
.idc-promo b { font-size: 14px; font-weight: 600; }
.idc-promo span { font-size: 12.5px; line-height: 1.6; color: var(--idc-ink-3); }
.idc-promo em { margin-top: 2px; font-size: 12.5px; font-style: normal; font-weight: 600; color: var(--idc-mint-dark); }

@media (max-width: 860px) {
  .idc-deals { grid-template-columns: 1fr; }
  .idc-promos { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
  .idc-promos { grid-template-columns: 1fr; }
}

/* 列表分页（公告中心等长列表）
   —— 页码是「窗口 + 首末」结构，中间用省略号，页数多了也不会撑爆宽度 */
.idc-pager {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 28px;
}
.idc-pager__item {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 36px;
  height: 36px;
  padding: 0 10px;
  border: 1px solid var(--idc-line);
  border-radius: var(--idc-r-xs);
  background: #fff;
  font-size: 13.5px;
  font-weight: 500;
  color: var(--idc-ink-2);
  font-variant-numeric: tabular-nums;
  transition: border-color .16s ease, color .16s ease;
}
a.idc-pager__item:hover { border-color: var(--idc-mint); color: var(--idc-mint-dark); }
.idc-pager__item.is-current {
  border-color: var(--idc-mint);
  background: var(--idc-mint-soft);
  color: var(--idc-mint-dark);
  font-weight: 600;
  cursor: default;
}
.idc-pager__gap {
  display: inline-flex;
  align-items: flex-end;
  justify-content: center;
  min-width: 18px;
  height: 36px;
  color: var(--idc-ink-4);
  font-size: 13.5px;
}
.idc-pager__item:focus-visible { outline: 2px solid var(--idc-mint); outline-offset: 2px; }

@media (max-width: 480px) {
  .idc-pager { gap: 5px; }
  .idc-pager__item { min-width: 32px; height: 32px; padding: 0 8px; font-size: 13px; }
}