.page-home {
  --hero-radius: 20px;
  --card-radius: 14px;
  --card-gap: 20px;
  --section-pad: 88px 0;
  overflow-x: hidden;
}

/* ===== 首屏动态横幅 ===== */
.page-home .home-hero {
  position: relative;
  min-height: 92vh;
  background: var(--color-deep-space);
  color: var(--color-white);
  overflow: hidden;
  display: flex;
  align-items: center;
  padding: calc(var(--header-h) + 48px) 0 96px;
}

.page-home .home-hero-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.page-home .home-hero-bg::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 82% 28%, rgba(0, 212, 255, 0.16) 0, transparent 320px),
    radial-gradient(circle at 10% 82%, rgba(201, 154, 60, 0.12) 0, transparent 260px),
    radial-gradient(circle at 48% 14%, rgba(123, 94, 167, 0.14) 0, transparent 320px),
    linear-gradient(180deg, #081228 0%, var(--color-deep-space) 55%, #0F2A4A 100%);
}

.page-home .home-hero-bg::after {
  content: "";
  position: absolute;
  top: 0;
  right: -12%;
  width: 68%;
  height: 100%;
  background: linear-gradient(135deg, rgba(0, 212, 255, 0.10) 0%, rgba(201, 154, 60, 0.08) 100%);
  clip-path: polygon(18% 0, 100% 0, 82% 100%, 0 100%);
  transform: rotate(3deg);
}

.page-home .home-hero-landscape {
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 240px;
  z-index: 1;
  pointer-events: none;
}

.page-home .home-hero-inner {
  position: relative;
  z-index: 2;
  display: grid;
  gap: 48px;
}

.page-home .home-hero-copy {
  max-width: 640px;
}

.page-home .home-hero-overline {
  display: inline-flex;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  color: var(--color-electric);
  background: rgba(0, 212, 255, 0.08);
  border-left: 3px solid var(--color-gold);
  padding: 6px 14px;
  margin: 0 0 22px;
}

.page-home .home-hero h1 {
  font-size: clamp(2rem, 5.2vw, 3.4rem);
  font-weight: 900;
  line-height: 1.16;
  letter-spacing: -0.03em;
  margin: 0 0 20px;
}

.page-home .home-hero h1::first-line {
  color: var(--color-white);
}

.page-home .home-hero-lead {
  font-family: var(--font-body);
  font-size: 1.02rem;
  line-height: 1.9;
  color: rgba(255, 255, 255, 0.82);
  margin: 0 0 32px;
}

.page-home .home-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin: 0 0 40px;
}

.page-home .home-hero-actions .btn--ghost {
  border-color: rgba(255, 255, 255, 0.34);
  color: var(--color-white);
}

.page-home .home-hero-actions .btn--ghost:hover {
  border-color: var(--color-electric);
  color: var(--color-electric);
}

.page-home .home-hero-points {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-home .home-hero-points span {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.66);
  background: rgba(255, 255, 255, 0.06);
  padding: 6px 14px;
  border-radius: 999px;
  letter-spacing: 0.04em;
}

.page-home .home-hero-visual {
  position: relative;
}

.page-home .home-hero-frame {
  position: relative;
  border-radius: var(--hero-radius);
  overflow: hidden;
  background: linear-gradient(135deg, #0F2A4A 0%, #1B3D6B 100%);
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.35);
}

.page-home .home-hero-frame::before {
  content: "";
  position: absolute;
  inset: 0;
  border: 1px solid rgba(0, 212, 255, 0.32);
  border-radius: var(--hero-radius);
  z-index: 1;
  pointer-events: none;
}

.page-home .home-hero-frame::after {
  content: "";
  position: absolute;
  inset: 12px;
  border: 1px dashed rgba(255, 255, 255, 0.18);
  border-radius: calc(var(--hero-radius) - 6px);
  z-index: 1;
  pointer-events: none;
}

.page-home .home-hero-frame img {
  display: block;
  width: 100%;
  height: auto;
  min-height: 240px;
  object-fit: cover;
}

.page-home .home-hero-badge {
  position: absolute;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  color: var(--color-deep-space);
  background: var(--color-gold);
  padding: 8px 18px;
  border-radius: 4px;
  box-shadow: 0 8px 30px rgba(201, 154, 60, 0.36);
  z-index: 2;
}

.page-home .home-hero-badge--top {
  top: 18px;
  left: -8px;
}

.page-home .home-hero-badge--bottom {
  bottom: 18px;
  right: -6px;
  background: var(--color-electric);
  color: var(--color-deep-space);
}

.page-home .home-hero-scroll {
  position: absolute;
  left: 24px;
  bottom: 28px;
  z-index: 2;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  color: rgba(255, 255, 255, 0.72);
  text-decoration: none;
}

.page-home .home-hero-scroll i {
  display: inline-block;
  width: 1px;
  height: 48px;
  background: linear-gradient(180deg, var(--color-gold), transparent);
  vertical-align: middle;
}

/* ===== 栏目索引全览 ===== */
.page-home .home-index {
  background:
    radial-gradient(circle at 12% 18%, rgba(0, 212, 255, 0.05) 0, transparent 260px),
    var(--color-bg-light);
  padding: var(--section-pad);
}

.page-home .home-index-head {
  display: grid;
  gap: 28px;
  margin: 0 0 48px;
  grid-template-columns: 1fr;
}

.page-home .home-index-head-copy {
  max-width: 720px;
}

.page-home .num-label {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.9rem;
  letter-spacing: 0.14em;
  color: var(--color-gold);
  background: rgba(201, 154, 60, 0.1);
  border: 1px solid rgba(201, 154, 60, 0.3);
  padding: 4px 12px;
  border-radius: var(--radius-sm);
  margin-bottom: 14px;
}

.page-home h2 {
  font-size: clamp(1.6rem, 3.4vw, 2.4rem);
  font-weight: 900;
  line-height: 1.28;
  letter-spacing: -0.022em;
  margin: 0 0 14px;
}

.page-home .home-section-desc {
  font-family: var(--font-body);
  color: var(--color-text-light);
  line-height: 1.85;
  font-size: 0.98rem;
  margin: 0;
}

.page-home .home-index-texture {
  display: block;
  width: 100%;
  max-width: 600px;
  height: auto;
  border-radius: var(--radius-lg);
  box-shadow: 0 12px 40px rgba(11, 27, 58, 0.1);
}

.page-home .home-channel-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--card-gap);
}

.page-home .home-channel-card {
  position: relative;
  display: flex;
  flex-direction: column;
  min-height: 220px;
  padding: 28px 26px;
  text-decoration: none;
  color: var(--color-text);
  background: linear-gradient(160deg, rgba(255, 255, 255, 0.92), rgba(244, 246, 249, 0.98));
  border: 1px solid var(--color-border);
  border-radius: var(--card-radius);
  transition: transform 0.3s var(--ease-out), box-shadow 0.3s var(--ease-out), border-color 0.3s var(--ease-out);
}

.page-home .home-channel-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 18px 48px rgba(11, 27, 58, 0.12);
  border-color: rgba(0, 212, 255, 0.6);
}

.page-home .home-channel-card--highlight {
  background: linear-gradient(160deg, var(--color-deep-space) 0%, #152B54 100%);
  color: var(--color-white);
  border-color: transparent;
}

.page-home .home-channel-card--highlight p {
  color: rgba(255, 255, 255, 0.76);
}

.page-home .home-channel-no {
  font-family: var(--font-mono);
  font-size: 0.84rem;
  letter-spacing: 0.12em;
  color: var(--color-gold);
  margin-bottom: 18px;
}

.page-home .home-channel-card--highlight .home-channel-no {
  color: var(--color-electric);
}

.page-home .home-channel-card h3 {
  font-size: 1.28rem;
  font-weight: 900;
  letter-spacing: -0.02em;
  margin: 0 0 10px;
}

.page-home .home-channel-card p {
  font-family: var(--font-body);
  font-size: 0.94rem;
  line-height: 1.75;
  color: var(--color-text-light);
  margin: 0 0 22px;
  flex: 1;
}

.page-home .home-channel-card--highlight p {
  color: rgba(255, 255, 255, 0.72);
}

.page-home .home-channel-cta {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  color: var(--color-deep-space);
  background: var(--color-electric);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 18px;
  border-radius: 999px;
  transition: background 0.2s var(--ease-out), color 0.2s var(--ease-out);
}

.page-home .home-channel-card:hover .home-channel-cta {
  background: var(--color-gold);
  color: var(--color-deep-space);
}

.page-home .home-channel-card--highlight .home-channel-cta {
  background: var(--color-gold);
  color: var(--color-deep-space);
}

.page-home .home-channel-card--highlight:hover .home-channel-cta {
  background: var(--color-electric);
}

.page-home .home-channel-cta::after {
  content: "→";
  font-size: 1.05rem;
  line-height: 1;
}

.page-home .home-index-legal {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px;
  margin-top: 40px;
  padding: 20px 24px;
  background: rgba(255, 255, 255, 0.65);
  border-left: 3px solid var(--color-purple);
}

.page-home .home-index-legal a {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--color-text-light);
  text-decoration: none;
  letter-spacing: 0.04em;
}

.page-home .home-index-legal a:hover {
  color: var(--color-purple);
}

/* ===== BIBO小屏使用指南 ===== */
.page-home .home-guide {
  background: var(--color-white);
  padding: var(--section-pad);
}

.page-home .home-guide-grid {
  display: grid;
  gap: 48px;
  grid-template-columns: 1fr;
  align-items: center;
}

.page-home .home-guide-visual img {
  display: block;
  width: 100%;
  max-width: 560px;
  height: auto;
  border-radius: var(--radius-lg);
  box-shadow: 0 20px 60px rgba(11, 27, 58, 0.14);
}

.page-home .home-guide-copy {
  max-width: 640px;
}

.page-home .home-guide-copy h2 {
  margin-bottom: 10px;
}

.page-home .home-guide-copy .home-section-desc {
  margin-bottom: 28px;
}

.page-home .home-guide-steps {
  list-style: none;
  padding: 0;
  margin: 0 0 32px;
  display: grid;
  gap: 14px;
}

.page-home .home-guide-steps li {
  position: relative;
  padding: 18px 20px 18px 78px;
  background: linear-gradient(135deg, #F4F6F9, #FFFFFF);
  border-radius: var(--radius-md);
  border-left: 3px solid var(--color-grass);
  font-family: var(--font-body);
  font-size: 0.96rem;
  line-height: 1.7;
  color: var(--color-text);
}

.page-home .home-guide-steps li span {
  position: absolute;
  left: 14px;
  top: 18px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  color: var(--color-white);
  background: var(--color-grass);
  padding: 4px 10px;
  border-radius: 999px;
  white-space: nowrap;
}

/* ===== 更新记录 ===== */
.page-home .home-updates {
  position: relative;
  background:
    radial-gradient(circle at 84% 10%, rgba(0, 212, 255, 0.1) 0, transparent 280px),
    radial-gradient(circle at 10% 86%, rgba(201, 154, 60, 0.08) 0, transparent 240px),
    var(--color-deep-space);
  color: var(--color-white);
  padding: var(--section-pad);
}

.page-home .home-updates::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--color-gold) 0%, var(--color-electric) 50%, var(--color-purple) 100%);
}

.page-home .home-updates-head {
  display: grid;
  gap: 40px;
  grid-template-columns: 1fr;
  margin-bottom: 52px;
}

.page-home .home-updates-head-copy {
  max-width: 640px;
}

.page-home .home-updates-head .home-section-desc {
  color: rgba(255, 255, 255, 0.68);
}

.page-home .home-updates-aside {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 24px;
}

.page-home .home-updates-aside img {
  width: 88px;
  height: 88px;
  border-radius: 50%;
  border: 1px dashed rgba(201, 154, 60, 0.6);
  object-fit: cover;
}

.page-home .home-updates-aside .btn--ghost {
  border-color: rgba(255, 255, 255, 0.32);
  color: var(--color-white);
}

.page-home .home-updates-aside .btn--ghost:hover {
  border-color: var(--color-electric);
  color: var(--color-electric);
}

.page-home .home-updates-timeline {
  position: relative;
  padding-left: 24px;
}

.page-home .home-updates-timeline::before {
  content: "";
  position: absolute;
  left: 7px;
  top: 10px;
  bottom: 10px;
  width: 2px;
  background: linear-gradient(180deg, var(--color-gold) 0%, var(--color-electric) 55%, rgba(0, 212, 255, 0.12) 100%);
  opacity: 0.8;
}

.page-home .home-update-item {
  position: relative;
  margin-bottom: 36px;
}

.page-home .home-update-item:last-child {
  margin-bottom: 0;
}

.page-home .home-update-dot {
  position: absolute;
  left: -24px;
  top: 8px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--color-gold);
  box-shadow: 0 0 0 5px rgba(201, 154, 60, 0.16), 0 0 0 12px rgba(201, 154, 60, 0.05);
}

.page-home .home-update-content {
  padding: 24px 26px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-lg);
}

.page-home .home-update-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-bottom: 10px;
}

.page-home .home-update-time {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  color: var(--color-gold);
}

.page-home .home-update-tag {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.08em;
  color: var(--color-deep-space);
  background: var(--color-electric);
  padding: 2px 12px;
  border-radius: 999px;
}

.page-home .home-update-content h3 {
  font-size: 1.16rem;
  font-weight: 900;
  letter-spacing: -0.01em;
  margin: 0 0 8px;
  color: var(--color-white);
}

.page-home .home-update-content p {
  font-family: var(--font-body);
  font-size: 0.94rem;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.72);
  margin: 0;
}

/* ===== 老用户反馈入口 ===== */
.page-home .home-feedback {
  background: linear-gradient(135deg, #2C6A46 0%, var(--color-grass) 60%, #54A675 100%);
  color: var(--color-white);
  padding: var(--section-pad);
  position: relative;
  overflow: hidden;
}

.page-home .home-feedback::before {
  content: "";
  position: absolute;
  right: -60px;
  top: -60px;
  width: 220px;
  height: 220px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.07);
}

.page-home .home-feedback::after {
  content: "";
  position: absolute;
  right: -20px;
  bottom: -40px;
  width: 160px;
  height: 160px;
  border: 28px solid rgba(255, 255, 255, 0.06);
  border-radius: 50%;
}

.page-home .home-feedback-inner {
  position: relative;
  z-index: 2;
  display: grid;
  gap: 36px;
  grid-template-columns: 1fr;
}

.page-home .home-feedback-copy {
  max-width: 680px;
}

.page-home .home-feedback-copy h2 {
  color: var(--color-white);
}

.page-home .home-feedback-lead {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.85;
  color: rgba(255, 255, 255, 0.88);
  margin: 0 0 28px;
}

.page-home .home-feedback-contacts {
  list-style: none;
  padding: 0;
  margin: 0 0 32px;
  display: grid;
  gap: 12px;
  grid-template-columns: 1fr;
}

.page-home .home-feedback-contacts li {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 16px 20px;
  background: rgba(255, 255, 255, 0.1);
  border-left: 3px solid rgba(255, 255, 255, 0.6);
  border-radius: var(--radius-md);
}

.page-home .home-feedback-contacts span {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.1em;
  color: rgba(255, 255, 255, 0.68);
}

.page-home .home-feedback-contacts strong {
  font-size: 1.02rem;
  font-weight: 700;
  word-break: break-all;
}

.page-home .home-feedback-contacts small {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: rgba(255, 255, 255, 0.62);
}

.page-home .home-feedback-copy .btn--gold {
  border: 1px solid rgba(255, 255, 255, 0.4);
}

.page-home .home-feedback-mark {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 2.4rem;
  font-weight: 900;
  letter-spacing: 0.14em;
  color: rgba(255, 255, 255, 0.14);
  writing-mode: vertical-rl;
  line-height: 1.5;
  user-select: none;
}

/* ===== 品牌介绍 ===== */
.page-home .home-brand {
  background:
    linear-gradient(180deg, #FDFCF7 0%, #F4F6F9 100%);
  padding: var(--section-pad);
}

.page-home .home-brand-head {
  max-width: 720px;
  margin-bottom: 48px;
}

.page-home .home-brand-grid {
  display: grid;
  gap: 32px;
  grid-template-columns: 1fr;
}

.page-home .home-brand-copy {
  padding: 32px;
  background: rgba(255, 255, 255, 0.8);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: 0 8px 32px rgba(11, 27, 58, 0.05);
}

.page-home .home-brand-copy .home-brand-lead {
  font-size: 1.12rem;
  font-weight: 700;
  line-height: 1.7;
  margin-bottom: 16px;
}

.page-home .home-brand-copy p {
  font-family: var(--font-body);
  color: var(--color-text-light);
  line-height: 1.85;
  font-size: 0.97rem;
  margin: 0 0 24px;
}

.page-home .home-brand-notes {
  display: grid;
  gap: 16px;
}

.page-home .home-brand-note {
  position: relative;
  padding: 22px 24px 22px 76px;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: 0 4px 18px rgba(11, 27, 58, 0.04);
}

.page-home .home-brand-note-no {
  position: absolute;
  left: 20px;
  top: 20px;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--color-deep-space);
  background: var(--color-gold);
  border-radius: 50%;
}

.page-home .home-brand-note p {
  font-family: var(--font-body);
  font-size: 0.95rem;
  line-height: 1.75;
  color: var(--color-text);
  margin: 0;
}

.page-home .home-brand-note strong {
  display: block;
  font-weight: 900;
  color: var(--color-deep-space);
  margin-bottom: 4px;
}

/* ===== 响应式 ===== */
@media (min-width: 640px) {
  .page-home .home-channels-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-home .home-channel-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-home .home-feedback-contacts {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-home .home-guide-steps {
    grid-template-columns: 1fr;
  }

  .page-home .home-update-content {
    padding: 28px 34px;
  }
}

@media (min-width: 992px) {
  .page-home .home-hero-inner {
    grid-template-columns: 1.05fr 0.95fr;
    align-items: center;
    min-height: 74vh;
  }

  .page-home .home-hero-landscape {
    height: 300px;
  }

  .page-home .home-hero-scroll {
    left: 48px;
  }

  .page-home .home-index-head {
    grid-template-columns: 1fr auto;
    align-items: end;
  }

  .page-home .home-index-texture {
    max-width: 420px;
  }

  .page-home .home-channel-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-home .home-guide-grid {
    grid-template-columns: 0.9fr 1.1fr;
    gap: 64px;
  }

  .page-home .home-guide-visual img {
    max-width: 520px;
  }

  .page-home .home-updates-head {
    grid-template-columns: 1fr auto;
    align-items: end;
  }

  .page-home .home-updates-aside {
    flex-direction: column;
    align-items: flex-start;
    gap: 20px;
  }

  .page-home .home-feedback-inner {
    grid-template-columns: 1fr 0.36fr;
    align-items: center;
  }

  .page-home .home-feedback-mark {
    display: flex;
  }

  .page-home .home-brand-grid {
    grid-template-columns: 1fr 1fr;
    gap: 56px;
    align-items: start;
  }

  .page-home .home-brand-notes {
    gap: 20px;
  }

  .page-home .home-brand-note {
    padding: 26px 30px 26px 84px;
  }
}