:root {
  --page-bg: #e9eef5;
  --hero-bg-top: #1657c7;
  --hero-bg-bottom: #3d83eb;
  --card-blue: rgba(255, 255, 255, 0.18);
  --chip-bg: rgba(255, 255, 255, 0.22);
  --text-white: #ffffff;
  --text-muted: rgba(255, 255, 255, 0.88);
  --panel-bg: #eef2f7;
  --card-bg: #ffffff;
  --shadow-soft: 0 18px 38px rgba(17, 41, 88, 0.09);
  --shadow-card: 0 14px 26px rgba(38, 72, 128, 0.08);
  --line-soft: #d7e0ee;
  --line-blue: rgba(255, 255, 255, 0.35);
  --accent-orange: #ffb258;
  --accent-orange-soft: #fff3df;
  --accent-blue: #2264da;
  --accent-blue-soft: #ecf3ff;
  --text-dark: #152033;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at top, rgba(74, 124, 214, 0.14), transparent 36%),
    linear-gradient(180deg, #f4f7fb 0%, var(--page-bg) 100%);
  color: var(--text-dark);
  font-family: "PingFang SC", "Microsoft YaHei", sans-serif;
}

a {
  text-decoration: none;
}

.site-shell {
  position: relative;
  isolation: isolate;
  width: min(100%, 420px);
  margin: 0 auto;
  min-height: 100vh;
  background: transparent;
}

.index-page {
  background: linear-gradient(180deg, #edf6fe 0%, #dce8f4 100%);
}

.index-page .site-shell {
  --index-bg-tile-height: 706px;
  --index-bg-seam-band: 28px;
  --index-bg-seam-offset: 692px;
  overflow: hidden;
  background: linear-gradient(180deg, rgba(22, 87, 199, 0.12), rgba(18, 205, 236, 0.08));
}

.index-page .site-shell::before,
.index-page .site-shell::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 0;
}

.index-page .site-shell::before {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.03), rgba(255, 255, 255, 0.08)),
    url("../img/bg1.png") center top / 100% auto repeat-y;
}

.index-page .site-shell::after {
  background: url("../img/bg1.png") center top / 100% auto repeat-y;
  opacity: 0.6;
  filter: blur(10px);
  -webkit-mask-image: linear-gradient(to bottom, #000 0, #000 var(--index-bg-seam-band), transparent var(--index-bg-seam-band), transparent 100%);
  mask-image: linear-gradient(to bottom, #000 0, #000 var(--index-bg-seam-band), transparent var(--index-bg-seam-band), transparent 100%);
  -webkit-mask-size: 100% var(--index-bg-tile-height);
  mask-size: 100% var(--index-bg-tile-height);
  -webkit-mask-repeat: repeat-y;
  mask-repeat: repeat-y;
  -webkit-mask-position: 0 var(--index-bg-seam-offset);
  mask-position: 0 var(--index-bg-seam-offset);
}

.index-page .site-shell > * {
  position: relative;
  z-index: 1;
}

.index-page .hero-section {
  background: linear-gradient(180deg, rgba(18, 87, 199, 0.28), rgba(61, 131, 235, 0.12));
}

.index-page .content-section {
  background: linear-gradient(180deg, rgba(238, 242, 247, 0.56), rgba(238, 242, 247, 0.74));
}

.index-page .notice-card,
.index-page .rules-card {
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(10px);
}

.hero-section {
  position: relative;
  padding: 42px 16px 30px;
  background: linear-gradient(180deg, var(--hero-bg-top) 0%, var(--hero-bg-bottom) 100%);
  overflow: hidden;
}

.hero-section::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 12% 18%, rgba(255, 255, 255, 0.13), transparent 18%),
    radial-gradient(circle at 88% 14%, rgba(255, 255, 255, 0.10), transparent 20%);
  pointer-events: none;
}

.hero-section::after {
  content: none;
}

.hero-top,
.declaration-card,
.content-section {
  position: relative;
  z-index: 1;
}

.brand-badge {
  display: flex;
  align-items: center;
  gap: 12px;
  flex: 0 0 40%;
  min-height: 56px;
  padding: 10px 12px;
  border-radius: 14px;
  background: var(--card-blue);
  border: 1px solid rgba(255, 255, 255, 0.18);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.15);
}

.brand-badge__icon {
  width: 32px;
  height: 32px;
  flex: 0 0 32px;
  border-radius: 12px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.32), rgba(255, 255, 255, 0.14));
  border: 1px solid rgba(255, 255, 255, 0.2);
  position: relative;
}

.brand-badge__icon::after {
  content: "";
  position: absolute;
  inset: 8px 9px 9px;
  border-radius: 8px 8px 10px 10px;
  border: 2px solid rgba(255, 255, 255, 0.88);
}

.brand-badge__eyebrow {
  font-size: 11px;
  line-height: 1;
  color: rgba(255, 255, 255, 0.76);
}

.brand-badge__title {
  font-size: 18px;
  line-height: 1.1;
  color: var(--text-white);
  font-weight: 700;
  white-space: nowrap;
}

.hero-banner {
  flex: 1 1 60%;
  min-height: 56px;
  border-radius: 14px;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.24), rgba(255, 255, 255, 0.08)),
    linear-gradient(90deg, rgba(255, 255, 255, 0.12), rgba(255, 255, 255, 0.03));
  border: 1px solid rgba(255, 255, 255, 0.16);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.14);
}

.hero-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 6px;
  padding: 8px 10px;
}

.hero-nav__link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 0;
  flex: 1 1 0;
  min-height: 40px;
  padding: 0 8px;
  border-radius: 10px;
  color: rgba(255, 255, 255, 0.88);
  font-size: 13px;
  font-weight: 600;
  background: rgba(255, 255, 255, 0.08);
  transition: background-color 0.16s ease, color 0.16s ease;
}

.hero-nav__link--active {
  color: #1e58c8;
  background: rgba(255, 255, 255, 0.92);
}

.hero-dropdown-wrap {
  position: relative;
  display: flex;
  align-items: center;
  min-width: 0;
  padding: 8px 10px;
}

.hero-dropdown-wrap::after {
  content: "";
  position: absolute;
  right: 22px;
  top: 50%;
  width: 10px;
  height: 10px;
  border-right: 2px solid rgba(255, 255, 255, 0.92);
  border-bottom: 2px solid rgba(255, 255, 255, 0.92);
  transform: translateY(-60%) rotate(45deg);
  pointer-events: none;
}

.hero-page-select {
  width: 100%;
  min-width: 0;
  min-height: 40px;
  padding: 0 40px 0 14px;
  border: 0;
  border-radius: 10px;
  color: rgba(255, 255, 255, 0.96);
  font-size: 13px;
  font-weight: 600;
  line-height: 1.2;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  cursor: pointer;
  background: rgba(255, 255, 255, 0.08);
  box-shadow: none;
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  outline: none;
}

.hero-page-select::-ms-expand {
  display: none;
}

.hero-page-select:focus {
  background: rgba(255, 255, 255, 0.14);
}

.hero-page-select option {
  color: #1b2740;
}

.declaration-card {
  margin-top: 12px;
  padding: 18px 14px 14px;
  border-radius: 20px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.10), rgba(255, 255, 255, 0.08));
  border: 1px solid rgba(255, 255, 255, 0.18);
  box-shadow: var(--shadow-soft);
}

.section-title {
  color: var(--text-white);
  font-size: 27px;
  line-height: 1.18;
  font-weight: 800;
  letter-spacing: 0.01em;
}

.declaration-copy {
  margin-bottom: 14px;
  color: var(--text-muted);
  font-size: 14px;
  line-height: 1.72;
}

.tag-group {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 18px;
}

.info-tag {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0 11px;
  border-radius: 999px;
  background: var(--chip-bg);
  color: var(--text-white);
  font-size: 12px;
  font-weight: 500;
}

.action-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 46px;
  border-radius: 14px;
  font-size: 14px;
  font-weight: 700;
  transition: transform 0.16s ease, box-shadow 0.16s ease, background-color 0.16s ease;
}

.action-btn--light {
  color: var(--accent-blue);
  background: #ffffff;
  box-shadow: 0 10px 20px rgba(13, 44, 104, 0.16);
}

.action-btn--outline {
  color: #ffffff;
  background: transparent;
  border: 1px solid var(--line-blue);
}

.action-btn.is-pressed {
  transform: translateY(1px) scale(0.99);
}

.action-btn__icon {
  position: relative;
  width: 16px;
  height: 16px;
  flex: 0 0 16px;
}

.action-btn__icon--copy::before,
.action-btn__icon--copy::after,
.action-btn__icon--phone::before,
.action-btn__icon--phone::after {
  content: "";
  position: absolute;
}

.action-btn__icon--copy::before {
  inset: 4px 1px 1px 4px;
  border: 1.8px solid currentColor;
  border-radius: 3px;
}

.action-btn__icon--copy::after {
  inset: 1px 4px 4px 1px;
  border: 1.8px solid currentColor;
  border-radius: 3px;
  opacity: 0.8;
}

.action-btn__icon--phone::before {
  left: 2px;
  right: 2px;
  top: 1px;
  bottom: 1px;
  border: 1.8px solid currentColor;
  border-radius: 8px 8px 10px 10px;
  transform: rotate(45deg) scale(0.65);
}

.action-btn__icon--phone::after {
  left: 6px;
  top: 6px;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: currentColor;
}

.content-section {
  padding: 10px 12px 28px;
  background: var(--panel-bg);
}

.notice-card,
.rules-card {
  background: var(--card-bg);
  border-radius: 18px;
  box-shadow: 0 14px 26px rgba(38, 72, 128, 0.08);
}

.notice-card {
  padding: 16px 14px;
  margin-bottom: 18px;
}

.notice-icon {
  width: 28px;
  height: 28px;
  flex: 0 0 28px;
  border-radius: 50%;
  background: var(--accent-orange-soft);
  border: 1px solid rgba(255, 178, 88, 0.34);
  position: relative;
}

.notice-icon::before,
.notice-icon::after {
  content: "";
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
}

.notice-icon::before {
  top: 6px;
  width: 0;
  height: 0;
  border-left: 6px solid transparent;
  border-right: 6px solid transparent;
  border-bottom: 11px solid var(--accent-orange);
}

.notice-icon::after {
  top: 18px;
  width: 2px;
  height: 3px;
  background: #ffffff;
  box-shadow: 0 -6px 0 #ffffff;
}

.notice-card__title {
  font-size: 22px;
  line-height: 1.2;
  font-weight: 800;
  color: var(--text-dark);
}

.notice-card__text {
  font-size: 15px;
  line-height: 1.75;
  color: #6c7286;
}

.rules-section__heading {
  margin-bottom: 12px;
  padding: 0 2px;
}

.heading-icon {
  width: 16px;
  height: 16px;
  border-radius: 6px;
  background: var(--accent-blue-soft);
  border: 1px solid rgba(34, 100, 218, 0.2);
  position: relative;
}

.heading-icon::after {
  content: "";
  position: absolute;
  inset: 3px 4px 4px;
  border-radius: 4px 4px 5px 5px;
  border: 1.6px solid var(--accent-blue);
}

.rules-section__title {
  font-size: 25px;
  line-height: 1.18;
  font-weight: 800;
  color: #172338;
}

.rules-section__hint {
  font-size: 12px;
  line-height: 1.4;
  color: #6f7d94;
}

.rules-card {
  padding: 10px 0;
  border: 1px solid var(--line-soft);
}

.rules-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 12px 16px;
}

.rules-item + .rules-item {
  border-top: 1px solid rgba(215, 224, 238, 0.58);
}

.rules-item__icon {
  /* width: 34px;
  height: 34px;
  flex: 0 0 34px;
  border-radius: 50%;
  background: #f1f6ff;
  border: 1px solid rgba(34, 100, 218, 0.12);
  position: relative; */

   /* content: ""; */
  /* position: absolute; */
  /* inset: 9px 10px 10px; */
  margin-top: 10px;
  border-radius: 50%;
  border: 5px solid #fe6100;
}

/* .rules-item__icon::after {
  content: "";
  position: absolute;
  inset: 9px 10px 10px;
  border-radius: 8px 8px 10px 10px;
  border: 1.8px solid #3b76df;
} */

.rules-item__text {
  padding-top: 4px;
  font-size: 15px;
  line-height: 1.65;
  color: #303f57;
}

@media (min-width: 768px) {
  body {
    padding: 24px 0;
  }

  .site-shell {
    border-radius: 28px;
    overflow: hidden;
    box-shadow: 0 28px 64px rgba(17, 38, 78, 0.14);
  }
}

@media (max-width: 360px) {
  .brand-badge {
    flex-basis: 38%;
  }

  .hero-banner {
    flex-basis: 62%;
  }

  .hero-nav {
    gap: 4px;
    padding: 8px;
  }

  .hero-nav__link,
  .hero-page-select {
    font-size: 12px;
  }

  .hero-page-select {
    padding: 0 30px 0 10px;
  }

  .section-title {
    font-size: 24px;
  }

  .rules-section__title {
    font-size: 22px;
  }

  .brand-badge__title {
    font-size: 16px;
  }

  .rules-item__text,
  .notice-card__text,
  .declaration-copy {
    font-size: 14px;
  }
}
.channel-panel {
  padding: 16px 14px;
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.94);
  box-shadow: 0 16px 28px rgba(34, 76, 145, 0.1);
  border: 1px solid rgba(214, 227, 245, 0.88);
  backdrop-filter: blur(10px);
}

.channel-panel__heading {
  margin-bottom: 14px;
  padding: 0 2px;
}

.channel-panel__title-wrap {
  min-width: 0;
}

.channel-panel__heading-icon {
  width: 18px;
  height: 18px;
  flex: 0 0 18px;
  border-radius: 50%;
  background: linear-gradient(180deg, #2f86f7, #174fcb);
  position: relative;
  box-shadow: 0 8px 16px rgba(34, 100, 218, 0.22);
}

.channel-panel__heading-icon::before,
.channel-panel__heading-icon::after {
  content: "";
  position: absolute;
}

.channel-panel__heading-icon::before {
  inset: 4px;
  border: 1.5px solid rgba(255, 255, 255, 0.95);
  border-radius: 50%;
}

.channel-panel__heading-icon::after {
  left: 3px;
  right: 3px;
  top: 8px;
  height: 1.5px;
  background: rgba(255, 255, 255, 0.95);
  box-shadow: 0 -4px 0 rgba(255, 255, 255, 0.38), 0 4px 0 rgba(255, 255, 255, 0.38);
}

.channel-panel__title {
  font-size: 17px;
  line-height: 1.2;
  font-weight: 800;
  color: #1f3151;
}

.channel-panel__tag {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 26px;
  padding: 0 10px;
  border-radius: 999px;
  color: #4a76bf;
  font-size: 11px;
  font-weight: 700;
  white-space: nowrap;
  background: #eef5ff;
  border: 1px solid rgba(97, 146, 224, 0.2);
}

.channel-list {
  display: grid;
  gap: 10px;
}

.channel-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 12px 12px 10px;
  border-radius: 16px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(245, 249, 255, 0.95));
  border: 1px solid rgba(214, 227, 245, 0.92);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.86);
}

.channel-item__main {
  min-width: 0;
  flex: 1 1 auto;
}

.channel-item__copy {
  min-width: 0;
}

.channel-item__icon {
  width: 34px;
  height: 34px;
  flex: 0 0 34px;
  border-radius: 50%;
  background: linear-gradient(180deg, #f0f6ff, #dbeaff);
  border: 1px solid rgba(93, 138, 219, 0.16);
  position: relative;
}

.channel-item__icon::before,
.channel-item__icon::after {
  content: "";
  position: absolute;
}

.channel-item__icon--web::before {
  inset: 8px;
  border: 1.6px solid #3572d6;
  border-radius: 50%;
}

.channel-item__icon--web::after {
  top: 16px;
  left: 8px;
  right: 8px;
  height: 1.6px;
  background: #3572d6;
  box-shadow: 0 -4px 0 rgba(53, 114, 214, 0.3), 0 4px 0 rgba(53, 114, 214, 0.3);
}

.channel-item__icon--mail::before {
  inset: 10px 8px;
  border: 1.6px solid #3572d6;
  border-radius: 4px;
}

.channel-item__icon--mail::after {
  left: 10px;
  right: 10px;
  top: 13px;
  height: 8px;
  border-left: 1.6px solid #3572d6;
  border-bottom: 1.6px solid #3572d6;
  transform: skewY(-28deg) rotate(-45deg);
}

.channel-item__icon--phone::before {
  inset: 10px 11px 11px 10px;
  border: 1.8px solid #3572d6;
  border-radius: 10px 10px 12px 12px;
  transform: rotate(45deg);
}

.channel-item__icon--phone::after {
  left: 15px;
  top: 14px;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: #3572d6;
}

.channel-item__icon--download::before {
  left: 16px;
  top: 9px;
  width: 2px;
  height: 10px;
  background: #3572d6;
}

.channel-item__icon--download::after {
  left: 12px;
  top: 15px;
  width: 10px;
  height: 10px;
  border-right: 2px solid #3572d6;
  border-bottom: 2px solid #3572d6;
  transform: rotate(45deg);
  box-shadow: 0 8px 0 -4px #3572d6;
}

.channel-item__label {
  font-size: 12px;
  line-height: 1.2;
  color: #294063;
}

.channel-item__value {
  color: #294063;
  font-size: 14px;
  line-height: 1.45;
  font-weight: 600;
  word-break: break-word;
}

.channel-item__action {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 58px;
  min-height: 34px;
  padding: 0 14px;
  flex: 0 0 auto;
  border-radius: 12px;
  color: #294063;
  font-size: 13px;
  font-weight: 700;
  white-space: nowrap;
  background: linear-gradient(180deg, #ffffff, #f2f7ff);
  border: 1px solid rgba(112, 154, 223, 0.26);
  box-shadow: 0 8px 16px rgba(72, 116, 190, 0.08);
}

.channel-item__action--primary {
  color: #ffffff;
  background: linear-gradient(180deg, #2c7cf0, #1d59d1);
  border-color: rgba(25, 83, 191, 0.4);
  box-shadow: 0 10px 18px rgba(34, 100, 218, 0.22);
}

@media (max-width: 360px) {
  .channel-item {
    gap: 10px;
    padding: 12px 10px;
  }

  .channel-item__action {
    min-width: 52px;
    padding: 0 12px;
  }
}

.faq-panel {
  margin-top: 18px;
  padding: 0;
}

.faq-panel__heading {
  margin-bottom: 12px;
  padding: 0 2px;
}

.faq-panel__title {
  font-size: 17px;
  line-height: 1.2;
  font-weight: 800;
  color: #1f3151;
}

.faq-panel__hint {
  font-size: 12px;
  line-height: 1.4;
  color: #6f84aa;
}

.faq-accordion {
  overflow: hidden;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.94);
  border: 1px solid rgba(214, 227, 245, 0.88);
  box-shadow: 0 16px 28px rgba(34, 76, 145, 0.08);
  backdrop-filter: blur(10px);
}

.faq-accordion__item {
  border: 0;
  background: transparent;
}

.faq-accordion__item + .faq-accordion__item {
  border-top: 1px solid rgba(214, 227, 245, 0.78);
}

.faq-accordion__header {
  margin: 0;
}

.faq-accordion__button {
  padding: 18px 16px;
  color: #263b5c;
  font-size: 15px;
  line-height: 1.5;
  font-weight: 600;
  background: transparent;
  box-shadow: none;
}

.faq-accordion__button:not(.collapsed) {
  color: #223b67;
  background: transparent;
  box-shadow: none;
}

.faq-accordion__button:focus {
  box-shadow: none;
}

.faq-accordion__button::after {
  width: 9px;
  height: 9px;
  background-image: none;
  border-right: 1.8px solid #6a7ea4;
  border-bottom: 1.8px solid #6a7ea4;
  transform: rotate(45deg);
  transition: transform 0.2s ease;
}

.faq-accordion__button:not(.collapsed)::after {
  transform: rotate(-135deg);
}

.faq-accordion__body {
  padding: 0 16px 18px;
  color: #556b8d;
  font-size: 14px;
  line-height: 1.75;
}

@media (max-width: 360px) {
  .faq-accordion__button {
    padding: 16px 14px;
    font-size: 14px;
  }

  .faq-accordion__body {
    padding: 0 14px 16px;
    font-size: 13px;
  }
}

.context-actions {
  margin-top: 18px;
}

.context-actions__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  min-height: 48px;
  padding: 0 14px;
  border-radius: 14px;
  font-size: 14px;
  font-weight: 700;
  transition: transform 0.16s ease, box-shadow 0.16s ease, background-color 0.16s ease;
}

.context-actions__btn--primary {
  color: #ffffff;
  background: linear-gradient(180deg, #2c7cf0, #1d59d1);
  box-shadow: 0 12px 22px rgba(34, 100, 218, 0.22);
}

.context-actions__btn--light {
  color: #3f67b0;
  background: rgba(255, 255, 255, 0.94);
  border: 1px solid rgba(127, 166, 226, 0.28);
  box-shadow: 0 10px 18px rgba(58, 96, 170, 0.08);
}

.channel-item__action.is-copied {
  color: #ffffff;
  background: linear-gradient(180deg, #2c7cf0, #1d59d1);
  border-color: rgba(25, 83, 191, 0.4);
}

.channel-item__action.is-copy-failed {
  color: #8a5561;
  background: #fff4f6;
  border-color: rgba(196, 128, 145, 0.28);
  box-shadow: 0 8px 16px rgba(144, 86, 104, 0.08);
}