:root {
  --text-main: #0f172a;
  --text-sub: #475569;
  --text-muted: #64748b;
  --gp-blue: #1a73e8;
  --gp-green: #01875f;
  --gp-amber: #f29900;
  --gp-red: #d93025;
  --glass-bg: rgba(255, 255, 255, 0.66);
  --glass-bg-hover: rgba(255, 255, 255, 0.84);
  --glass-border: rgba(255, 255, 255, 0.9);
  --line-subtle: rgba(15, 23, 42, 0.065);
  --shadow-glass:
    inset 0 1px 0 rgba(255, 255, 255, 0.95),
    0 2px 6px rgba(15, 23, 42, 0.03),
    0 14px 34px -10px rgba(15, 23, 42, 0.07);
  --radius-xl: 20px;
  --radius-lg: 16px;
  --radius-md: 12px;
  --radius-sm: 9px;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-tap-highlight-color: transparent;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  color: var(--text-main);
  line-height: 1.55;
  min-height: 100vh;
  background-color: #eef3f9;
  /* 谷歌四色柔和弥散光底，赋予毛玻璃真实色彩折射层次 */
  background-image:
    radial-gradient(circle at 10% 10%, rgba(66, 133, 244, 0.16) 0%, transparent 42%),
    radial-gradient(circle at 88% 12%, rgba(52, 168, 83, 0.15) 0%, transparent 40%),
    radial-gradient(circle at 80% 62%, rgba(251, 188, 4, 0.12) 0%, transparent 44%),
    radial-gradient(circle at 16% 75%, rgba(234, 67, 53, 0.09) 0%, transparent 45%);
  background-attachment: fixed;
  padding-bottom: env(safe-area-inset-bottom);
}

/* 顶部谷歌四色品牌细线 */
.google-colorbar {
  height: 3px;
  width: 100%;
  background: linear-gradient(
    90deg,
    #4285f4 0%, #4285f4 25%,
    #ea4335 25%, #ea4335 50%,
    #fbbc04 50%, #fbbc04 75%,
    #34a853 75%, #34a853 100%
  );
}

/* 毛边磨砂玻璃核心质感 */
.glass {
  background: var(--glass-bg);
  backdrop-filter: blur(24px) saturate(180%);
  -webkit-backdrop-filter: blur(24px) saturate(180%);
  border: 1px solid var(--glass-border);
  box-shadow: var(--shadow-glass);
}

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 20px;
}

/* 顶部毛玻璃导航栏 */
.topbar {
  position: sticky;
  top: 0;
  z-index: 90;
  background: rgba(242, 246, 252, 0.75);
  backdrop-filter: blur(22px) saturate(180%);
  -webkit-backdrop-filter: blur(22px) saturate(180%);
  border-bottom: 1px solid rgba(255, 255, 255, 0.88);
  box-shadow: 0 4px 20px -6px rgba(15, 23, 42, 0.05);
}

.topbar-inner {
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
}

.site-brand {
  display: flex;
  align-items: center;
  gap: 11px;
  text-decoration: none;
  color: var(--text-main);
}

.brand-icon-box {
  width: 38px;
  height: 38px;
  border-radius: 11px;
  background: #ffffff;
  border: 1px solid rgba(15, 23, 42, 0.06);
  box-shadow: 0 4px 12px rgba(66, 133, 244, 0.14);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.brand-icon-box img,
.brand-icon-box svg {
  width: 22px;
  height: 22px;
}

.brand-text-main {
  font-size: 1.02rem;
  font-weight: 700;
  letter-spacing: -0.2px;
  display: block;
  line-height: 1.2;
}

.brand-text-sub {
  font-size: 0.73rem;
  color: var(--text-muted);
  display: block;
}

.topbar-nav {
  display: flex;
  align-items: center;
  gap: 6px;
}

.topbar-nav a {
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text-sub);
  text-decoration: none;
  padding: 6px 12px;
  border-radius: 8px;
  transition: all 0.16s;
}

.topbar-nav a:hover {
  color: var(--gp-blue);
  background: rgba(255, 255, 255, 0.65);
}

.topbar-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

/* 按钮体系 */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  height: 37px;
  padding: 0 15px;
  font-size: 0.86rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: all 0.18s ease;
  white-space: nowrap;
}

.btn-gp {
  background: var(--gp-green);
  color: #ffffff;
  box-shadow: 0 4px 12px rgba(1, 135, 95, 0.22);
}

.btn-gp:hover {
  background: #017350;
  transform: translateY(-1px);
}

.btn-glass {
  background: rgba(255, 255, 255, 0.78);
  border-color: rgba(255, 255, 255, 0.95);
  box-shadow: 0 1px 3px rgba(15, 23, 42, 0.06);
  color: var(--text-main);
}

.btn-glass:hover {
  background: #ffffff;
  color: var(--gp-blue);
}

main {
  padding-top: 22px;
  padding-bottom: 52px;
}

/* 广告预留位体系（毛边玻璃招租框 + 图片横幅自适应） */
.ad-top-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
  margin-bottom: 16px;
}

.ad-top-grid.single-col {
  grid-template-columns: 1fr;
}

.ad-mid-wrap {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 28px;
}

.ad-slot {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  min-height: 86px;
  padding: 15px 20px;
  border-radius: var(--radius-lg);
  text-decoration: none;
  color: var(--text-main);
  overflow: hidden;
  cursor: pointer;
  transition: all 0.2s ease;
}

.ad-slot.placeholder {
  justify-content: center;
  min-height: 62px;
  padding: 14px 20px;
  background: rgba(255, 255, 255, 0.52);
  backdrop-filter: blur(20px) saturate(170%);
  -webkit-backdrop-filter: blur(20px) saturate(170%);
  border: 1.5px dashed rgba(26, 115, 232, 0.28);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.9);
}

.ad-slot.placeholder:hover {
  background: rgba(255, 255, 255, 0.8);
  border-color: rgba(26, 115, 232, 0.55);
}

.ad-placeholder-text {
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--text-sub);
  letter-spacing: 0.5px;
}

.ad-slot.placeholder:hover .ad-placeholder-text {
  color: var(--gp-blue);
}

.ad-slot-left {
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 0;
}

.ad-meta-row {
  display: flex;
  align-items: center;
  gap: 8px;
}

.ad-badge {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.3px;
  padding: 2px 7px;
  border-radius: 5px;
  background: rgba(26, 115, 232, 0.1);
  color: var(--gp-blue);
}

.ad-size-hint {
  font-size: 0.72rem;
  color: var(--text-muted);
}

.ad-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-main);
}

.ad-desc {
  font-size: 0.8rem;
  color: var(--text-sub);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.ad-cta-pill {
  flex-shrink: 0;
  font-size: 0.8rem;
  font-weight: 600;
  padding: 6px 13px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.85);
  border: 1px solid rgba(15, 23, 42, 0.08);
  color: var(--gp-blue);
  transition: all 0.16s;
}

.ad-slot:hover .ad-cta-pill {
  background: var(--gp-blue);
  border-color: var(--gp-blue);
  color: #ffffff;
}

/* 正式图片横幅广告模式 */
.ad-slot.image-mode {
  padding: 0;
  border: 1px solid var(--glass-border);
  box-shadow: var(--shadow-glass);
  background: var(--glass-bg);
}

.ad-slot.image-mode img {
  width: 100%;
  height: 100%;
  max-height: 110px;
  object-fit: cover;
  display: block;
}

.ad-corner-label {
  position: absolute;
  top: 7px;
  right: 8px;
  font-size: 0.65rem;
  padding: 1px 6px;
  border-radius: 4px;
  background: rgba(15, 23, 42, 0.55);
  color: #ffffff;
  backdrop-filter: blur(4px);
}

.block {
  margin-bottom: 30px;
}

.block-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 15px;
  flex-wrap: wrap;
}

.title-with-icon {
  display: flex;
  align-items: center;
  gap: 10px;
}

.sec-gp-dot {
  width: 26px;
  height: 26px;
  border-radius: 8px;
  background: #ffffff;
  box-shadow: 0 2px 6px rgba(15, 23, 42, 0.06);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.sec-gp-dot svg {
  width: 15px;
  height: 15px;
}

.block-title {
  font-size: 1.18rem;
  font-weight: 700;
  color: var(--text-main);
  letter-spacing: -0.2px;
}

.block-meta {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-left: 36px;
  font-variant-numeric: tabular-nums;
}

/* 首屏收号须知卡片（带谷歌水印光泽与三色编号子卡） */
.notice-box {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-xl);
  padding: 20px 22px;
  margin-bottom: 16px;
}

.notice-watermark {
  position: absolute;
  right: -12px;
  top: -18px;
  width: 128px;
  height: 128px;
  opacity: 0.07;
  pointer-events: none;
}

.notice-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 14px;
  position: relative;
}

.notice-title-wrap {
  display: flex;
  align-items: center;
  gap: 8px;
}

.notice-title {
  font-size: 0.96rem;
  font-weight: 700;
  color: var(--text-main);
}

.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 11px;
  border-radius: 999px;
  background: rgba(1, 135, 95, 0.1);
  color: var(--gp-green);
  font-size: 0.78rem;
  font-weight: 600;
}

.status-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--gp-green);
}

.rules-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  list-style: none;
  position: relative;
}

.rule-subcard {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 11px 14px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.66);
  border: 1px solid rgba(255, 255, 255, 0.92);
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-main);
}

.rule-badge {
  width: 24px;
  height: 24px;
  border-radius: 7px;
  font-size: 0.76rem;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.rule-subcard:nth-child(1) .rule-badge {
  background: rgba(26, 115, 232, 0.12);
  color: var(--gp-blue);
}
.rule-subcard:nth-child(2) .rule-badge {
  background: rgba(1, 135, 95, 0.12);
  color: var(--gp-green);
}
.rule-subcard:nth-child(3) .rule-badge {
  background: rgba(217, 48, 37, 0.12);
  color: var(--gp-red);
}

/* 全球谷歌礼品卡卡图卡密价格（带实体礼品卡微缩徽标） */
.giftcard-box {
  border-radius: var(--radius-xl);
  padding: 18px 22px;
  margin-bottom: 28px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.giftcard-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.gc-brand-left {
  display: flex;
  align-items: center;
  gap: 12px;
}

/* 谷歌礼品卡微缩实体卡图标 */
.mini-gp-card {
  width: 48px;
  height: 32px;
  border-radius: 6px;
  background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
  box-shadow: 0 4px 10px rgba(15, 23, 42, 0.18);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  flex-shrink: 0;
}

.mini-gp-card::after {
  content: "";
  position: absolute;
  top: 4px;
  left: 50%;
  transform: translateX(-50%);
  width: 10px;
  height: 2px;
  border-radius: 2px;
  background: rgba(255, 255, 255, 0.28);
}

.mini-gp-card svg {
  width: 16px;
  height: 16px;
  margin-top: 2px;
}

.giftcard-title {
  font-size: 1.04rem;
  font-weight: 700;
  color: var(--text-main);
}

.giftcard-sub {
  font-size: 0.78rem;
  color: var(--text-muted);
}

.giftcard-body {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 9px;
  padding-top: 12px;
  border-top: 1px solid var(--line-subtle);
}

.gc-chip {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  height: 36px;
  padding: 0 13px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.68);
  border: 1px solid rgba(255, 255, 255, 0.92);
  font-size: 0.88rem;
  color: var(--text-main);
  font-weight: 500;
}

.gc-chip.has-rate {
  background: #ffffff;
  border-color: rgba(1, 135, 95, 0.28);
  box-shadow: 0 3px 10px rgba(1, 135, 95, 0.08);
  padding: 0 15px;
  font-weight: 700;
}

.flag-svg {
  width: 21px;
  height: 15px;
  display: inline-flex;
  flex-shrink: 0;
  border-radius: 2.5px;
  overflow: hidden;
  box-shadow: 0 1px 2px rgba(15, 23, 42, 0.12);
}

.flag-svg svg {
  width: 100%;
  height: 100%;
}

.gc-rate {
  font-size: 1.08rem;
  font-weight: 800;
  color: var(--gp-green);
  margin-left: 2px;
  font-variant-numeric: tabular-nums;
}

.gc-more {
  font-size: 0.83rem;
  color: var(--text-muted);
  margin-left: 4px;
}

/* 筛选胶囊栏 */
.tabs-scroll {
  display: flex;
  gap: 7px;
  overflow-x: auto;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
  padding: 2px 0;
}

.tabs-scroll::-webkit-scrollbar {
  display: none;
}

.tab-pill {
  height: 34px;
  padding: 0 14px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.9);
  background: rgba(255, 255, 255, 0.58);
  color: var(--text-sub);
  font-size: 0.84rem;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.16s;
}

.tab-pill:hover {
  background: rgba(255, 255, 255, 0.9);
  color: var(--text-main);
}

.tab-pill.active {
  background: var(--gp-blue);
  border-color: var(--gp-blue);
  color: #ffffff;
  box-shadow: 0 4px 12px rgba(26, 115, 232, 0.25);
}

/* 各国报价卡片 */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.price-card {
  border-radius: var(--radius-xl);
  padding: 20px 22px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: transform 0.2s ease, background 0.2s ease;
}

.price-card:hover {
  background: var(--glass-bg-hover);
  transform: translateY(-2px);
}

.price-card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 13px;
  margin-bottom: 12px;
  border-bottom: 1px solid var(--line-subtle);
}

.country-left {
  display: flex;
  align-items: center;
  gap: 10px;
}

.country-flag-lg {
  width: 30px;
  height: 22px;
  border-radius: 4px;
  overflow: hidden;
  box-shadow: 0 2px 5px rgba(15, 23, 42, 0.12);
  display: inline-flex;
  flex-shrink: 0;
}

.country-flag-lg svg {
  width: 100%;
  height: 100%;
}

.country-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-main);
}

.currency-pill {
  font-size: 0.74rem;
  font-weight: 600;
  padding: 3px 9px;
  border-radius: 999px;
  background: rgba(26, 115, 232, 0.08);
  color: var(--gp-blue);
}

.tier-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.tier-item {
  display: grid;
  grid-template-columns: 1.25fr 0.6fr 1fr;
  align-items: center;
  padding: 9px 12px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.5);
  font-variant-numeric: tabular-nums;
}

.tier-item:first-child {
  background: rgba(1, 135, 95, 0.075);
  border: 1px solid rgba(1, 135, 95, 0.16);
}

.tier-range {
  font-size: 0.91rem;
  color: var(--text-main);
  font-weight: 600;
}

.tier-val {
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--gp-green);
  text-align: center;
}

.tier-remark {
  font-size: 0.8rem;
  color: var(--text-sub);
  text-align: right;
  font-weight: 500;
}

.true-fill-bar {
  margin-top: 12px;
  padding: 10px 13px;
  border-radius: 10px;
  background: rgba(251, 188, 4, 0.1);
  border: 1px solid rgba(242, 153, 0, 0.2);
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.84rem;
  color: var(--text-main);
}

.true-tag {
  font-size: 0.72rem;
  font-weight: 700;
  padding: 2px 7px;
  border-radius: 5px;
  background: #fbbc04;
  color: #111827;
  flex-shrink: 0;
}

/* 其他国家说明条 */
.other-bar {
  margin-top: 14px;
  border-radius: var(--radius-lg);
  padding: 15px 22px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}

.other-bar-left {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--text-main);
}

/* 价格试算器 */
.calc-panel {
  margin-top: 14px;
  border-radius: var(--radius-xl);
  padding: 20px 22px;
}

.calc-title-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
}

.calc-title {
  font-size: 0.98rem;
  font-weight: 700;
}

.calc-form {
  display: grid;
  grid-template-columns: 1fr 1fr 1.1fr 0.8fr 1.3fr;
  gap: 10px;
  align-items: end;
}

.field label {
  display: block;
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--text-sub);
  margin-bottom: 5px;
}

.input-ctl {
  width: 100%;
  height: 40px;
  padding: 0 11px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(15, 23, 42, 0.1);
  background: rgba(255, 255, 255, 0.88);
  color: var(--text-main);
  font-size: 0.9rem;
  font-weight: 500;
  outline: none;
  transition: border-color 0.15s, background 0.15s;
}

.input-ctl:focus {
  border-color: var(--gp-blue);
  background: #ffffff;
}

.calc-out {
  height: 40px;
  padding: 0 13px;
  border-radius: var(--radius-sm);
  background: rgba(1, 135, 95, 0.09);
  border: 1px solid rgba(1, 135, 95, 0.24);
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  line-height: 38px;
}

.calc-total {
  font-size: 1.12rem;
  font-weight: 800;
  color: var(--gp-green);
  font-variant-numeric: tabular-nums;
}

.calc-ratio {
  font-size: 0.78rem;
  color: var(--text-sub);
}

.calc-foot {
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px solid var(--line-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  flex-wrap: wrap;
}

.calc-detail {
  font-size: 0.82rem;
  color: var(--text-sub);
}

/* 实用工具分享卡片 */
.tools-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 15px;
}

.tool-item {
  border-radius: var(--radius-xl);
  padding: 20px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 16px;
  transition: all 0.2s ease;
}

.tool-item:hover {
  background: var(--glass-bg-hover);
  transform: translateY(-2px);
}

.tool-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}

.tool-icon-wrap {
  width: 38px;
  height: 38px;
  border-radius: 11px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.tool-icon-wrap svg {
  width: 20px;
  height: 20px;
}

.tool-icon-wrap.cat-2fa {
  background: rgba(1, 135, 95, 0.11);
  color: var(--gp-green);
}

.tool-icon-wrap.cat-sms {
  background: rgba(26, 115, 232, 0.11);
  color: var(--gp-blue);
}

.tool-icon-wrap.cat-env {
  background: rgba(242, 153, 0, 0.13);
  color: var(--gp-amber);
}

.tool-cat-tag {
  font-size: 0.74rem;
  font-weight: 600;
  padding: 3px 9px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.75);
  border: 1px solid rgba(255, 255, 255, 0.95);
  color: var(--text-sub);
}

.tool-title {
  font-size: 1.02rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 6px;
}

.tool-summary {
  font-size: 0.85rem;
  color: var(--text-sub);
  line-height: 1.52;
}

.tool-action {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 12px;
  border-top: 1px solid var(--line-subtle);
}

.tool-domain {
  font-size: 0.76rem;
  color: var(--text-muted);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  max-width: 150px;
}

.link-btn {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--gp-blue);
  background: none;
  border: none;
  cursor: pointer;
  text-decoration: none;
}

.link-btn:hover {
  text-decoration: underline;
}

/* 页脚 */
.site-footer {
  padding: 22px 0 34px;
  text-align: center;
  font-size: 0.8rem;
  color: var(--text-muted);
}

.footer-brand {
  display: inline-flex;
  align-items: center;
  gap: 7px;
}

.footer-brand img {
  width: 15px;
  height: 15px;
}

/* 弹窗（磨砂玻璃层 + 移动端底部抽屉） */
.modal-mask {
  position: fixed;
  inset: 0;
  z-index: 200;
  background: rgba(15, 23, 42, 0.3);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  display: none;
  align-items: center;
  justify-content: center;
  padding: 16px;
}

.modal-mask.open {
  display: flex;
}

.modal-sheet {
  width: 100%;
  max-width: 430px;
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(28px) saturate(180%);
  -webkit-backdrop-filter: blur(28px) saturate(180%);
  border: 1px solid rgba(255, 255, 255, 0.96);
  box-shadow: 0 24px 55px rgba(15, 23, 42, 0.16);
  border-radius: 20px;
  padding: 22px;
}

.sheet-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
}

.sheet-head-title {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 1.05rem;
  font-weight: 700;
}

.sheet-head-title img {
  width: 19px;
  height: 19px;
}

.close-btn {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  border: none;
  background: rgba(15, 23, 42, 0.06);
  color: var(--text-sub);
  font-size: 0.95rem;
  cursor: pointer;
}

.totp-input {
  width: 100%;
  height: 42px;
  padding: 0 12px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(15, 23, 42, 0.12);
  background: #ffffff;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.9rem;
  color: var(--text-main);
  outline: none;
  margin-bottom: 12px;
}

.totp-input:focus {
  border-color: var(--gp-blue);
}

.totp-box {
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid rgba(15, 23, 42, 0.06);
  padding: 18px;
  text-align: center;
  margin-bottom: 14px;
}

.totp-digits {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 2.15rem;
  font-weight: 800;
  letter-spacing: 5px;
  color: var(--gp-green);
  cursor: pointer;
}

.totp-progress {
  height: 4px;
  background: rgba(15, 23, 42, 0.08);
  border-radius: 99px;
  overflow: hidden;
  margin: 12px 0 6px;
}

.totp-progress-bar {
  height: 100%;
  background: var(--gp-blue);
  width: 100%;
  transition: width 0.35s linear;
}

.totp-hint {
  font-size: 0.78rem;
  color: var(--text-muted);
}

.qr-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 16px;
  border-radius: var(--radius-md);
  background: #ffffff;
  border: 1px solid rgba(15, 23, 42, 0.06);
  margin-bottom: 10px;
}

.qr-card img {
  width: 192px;
  height: 192px;
  object-fit: contain;
  border-radius: 8px;
}

.qr-tip {
  margin-top: 8px;
  font-size: 0.78rem;
  color: var(--text-muted);
}

.contact-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid rgba(15, 23, 42, 0.06);
}

.contact-k {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.contact-v {
  font-size: 0.96rem;
  font-weight: 700;
  color: var(--text-main);
}

/* 轻提示 */
.toast {
  position: fixed;
  left: 50%;
  bottom: 28px;
  transform: translate(-50%, 20px);
  z-index: 300;
  background: rgba(15, 23, 42, 0.9);
  backdrop-filter: blur(10px);
  color: #ffffff;
  font-size: 0.85rem;
  font-weight: 500;
  padding: 9px 18px;
  border-radius: 999px;
  opacity: 0;
  pointer-events: none;
  transition: all 0.2s ease;
  white-space: nowrap;
}

.toast.show {
  opacity: 1;
  transform: translate(-50%, 0);
}

/* 平板适配 */
@media (max-width: 920px) {
  .ad-top-grid {
    grid-template-columns: 1fr;
    gap: 10px;
  }
  .rules-list {
    grid-template-columns: 1fr;
    gap: 8px;
  }
  .pricing-grid {
    grid-template-columns: 1fr;
  }
  .tools-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .calc-form {
    grid-template-columns: 1fr 1fr;
  }
  .calc-form .field-result {
    grid-column: 1 / -1;
  }
}

/* 移动端深度适配 */
@media (max-width: 600px) {
  .container {
    padding: 0 14px;
  }
  .topbar-nav {
    display: none;
  }
  .topbar-inner {
    height: 58px;
  }
  .brand-text-sub {
    display: none;
  }
  .brand-icon-box {
    width: 34px;
    height: 34px;
  }
  .btn {
    height: 34px;
    padding: 0 12px;
    font-size: 0.82rem;
  }
  main {
    padding-top: 16px;
    padding-bottom: 36px;
  }
  .notice-box,
  .giftcard-box,
  .price-card,
  .calc-panel,
  .tool-item {
    padding: 16px;
    border-radius: 16px;
  }
  .ad-slot {
    padding: 13px 15px;
    min-height: 76px;
    border-radius: 14px;
  }
  .ad-size-hint {
    display: none;
  }
  .block-head {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }
  .block-meta {
    margin-left: 36px;
  }
  .tabs-scroll {
    width: 100%;
  }
  .tier-item {
    grid-template-columns: 1.15fr 0.55fr 1fr;
    padding: 8px 10px;
  }
  .tools-grid {
    grid-template-columns: 1fr;
    gap: 12px;
  }
  .calc-form {
    grid-template-columns: 1fr 1fr;
    gap: 8px;
  }
  .input-ctl,
  .totp-input {
    font-size: 16px;
    height: 42px;
  }
  .calc-out {
    height: 42px;
    line-height: 40px;
  }
  .other-bar {
    padding: 14px 16px;
  }
  .other-bar .btn {
    width: 100%;
    height: 38px;
  }
  .modal-mask {
    align-items: flex-end;
    padding: 0;
  }
  .modal-sheet {
    max-width: 100%;
    border-radius: 20px 20px 0 0;
    padding: 20px 18px calc(20px + env(safe-area-inset-bottom));
  }
}