/* ================= page-home ================= */

.page-home {
  overflow-x: clip;
}

/* ---------- 1. 封面 ---------- */

.page-home .hero-cover {
  position: relative;
  padding: clamp(96px, 13vw, 148px) 0 clamp(36px, 6vw, 68px);
  background:
    radial-gradient(circle at 88% 8%, rgba(63, 224, 206, .10), transparent 52%),
    radial-gradient(circle at 4% 88%, rgba(178, 42, 46, .22), transparent 54%),
    linear-gradient(180deg, var(--ink-2), var(--ink) 68%);
  isolation: isolate;
}

.page-home .hero-cover::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background-image:
    linear-gradient(rgba(242, 236, 227, .035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(242, 236, 227, .035) 1px, transparent 1px);
  background-size: 42px 42px, 42px 42px;
  mask-image: radial-gradient(circle at 30% 40%, #000 0%, transparent 78%);
  -webkit-mask-image: radial-gradient(circle at 30% 40%, #000 0%, transparent 78%);
  pointer-events: none;
}

.page-home .hero-cover__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(32px, 6vw, 52px);
  align-items: end;
}

.page-home .hero-cover__main .crumbs {
  margin-bottom: 18px;
}

.page-home .hero-cover__title {
  margin: 14px 0 22px;
  font-family: var(--font-sans);
  font-weight: 900;
  font-size: clamp(2.75rem, 8.4vw, 6.25rem);
  line-height: .93;
  letter-spacing: -.02em;
  color: var(--paper);
}

.page-home .hero-cover__title-em {
  position: relative;
  display: inline-block;
  color: var(--cyan);
  z-index: 0;
}

.page-home .hero-cover__title-em::before {
  content: "";
  position: absolute;
  left: -.08em;
  right: -.08em;
  bottom: .04em;
  height: .22em;
  background: var(--chu);
  transform: skewX(-9deg);
  z-index: -1;
}

.page-home .hero-cover__lede {
  max-width: 34ch;
  color: var(--paper);
  opacity: .9;
  margin-bottom: 26px;
}

.page-home .hero-cover__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 26px;
}

.page-home .hero-cover__quick {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 22px;
  font-size: .875rem;
}

.page-home .hero-cover__quick a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--mist);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  padding-bottom: 3px;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-home .hero-cover__quick a:hover,
.page-home .hero-cover__quick a:focus-visible {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

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

.page-home .hero-cover__mediawrap {
  position: relative;
  max-width: 460px;
  margin-left: auto;
}

.page-home .hero-cover__media {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  filter: saturate(.72) contrast(1.08) brightness(.82);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-sm);
}

.page-home .hero-cover__vbox {
  position: absolute;
  right: clamp(-10px, -1.4vw, 0px);
  bottom: clamp(-16px, -2.2vw, -8px);
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 14px 20px 10px;
  background: var(--chu);
  box-shadow: var(--shadow-1);
  transform: rotate(-2.2deg);
}

.page-home .hero-cover__vlabel {
  font-size: .6875rem;
  letter-spacing: .22em;
  color: var(--paper);
  opacity: .84;
}

.page-home .hero-cover__vnum {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(2.25rem, 6vw, 3.75rem);
  line-height: 1;
  letter-spacing: -.04em;
  color: transparent;
  -webkit-text-stroke: 1.5px var(--white);
  text-stroke: 1.5px var(--white);
}

.page-home .hero-cover__note {
  display: none;
}

/* ---------- 2. 版本快报 ---------- */

.page-home .release-bar {
  padding-top: clamp(20px, 3vw, 32px);
}

.page-home .release-bar__shell {
  position: relative;
  padding: clamp(22px, 3vw, 30px) clamp(18px, 3vw, 34px);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--glass-soft);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  overflow: hidden;
}

.page-home .release-bar__shell::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 3px;
  background: linear-gradient(180deg, var(--cyan) 0%, rgba(63, 224, 206, 0) 92%);
}

.page-home .release-bar__head {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 14px;
  padding-bottom: 18px;
}

.page-home .release-bar__sub {
  margin: 8px 0 0;
  font-size: .9375rem;
  line-height: 1.75;
  color: var(--mist);
  max-width: 46ch;
}

.page-home .release-bar__more {
  font-size: .875rem;
  font-weight: 600;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(63, 224, 206, .38);
  padding-bottom: 3px;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-home .release-bar__more:hover,
.page-home .release-bar__more:focus-visible {
  color: var(--paper);
  border-bottom-color: var(--paper);
}

.page-home .release-bar__list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-home .release-bar__item {
  display: grid;
  grid-template-columns: minmax(0, auto) minmax(0, 1fr);
  gap: clamp(14px, 2.6vw, 28px);
  align-items: center;
  padding: 16px 0;
  border-top: 1px solid var(--line);
}

.page-home .release-bar__item:first-child {
  border-top: 0;
  padding-top: 4px;
}

.page-home .release-bar__v {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  letter-spacing: -.04em;
  color: var(--mist);
  line-height: 1;
  min-width: 3.6ch;
}

.page-home .release-bar__item.is-current .release-bar__v {
  color: var(--cyan);
}

.page-home .release-bar__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

.page-home .release-bar__meta p {
  margin: 0;
  font-size: .9375rem;
  line-height: 1.7;
  color: var(--paper);
  opacity: .82;
  flex: 1 1 220px;
}

/* ---------- 3. 会员权益 ---------- */

.page-home .benefits__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-home .benefit {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: clamp(22px, 3vw, 30px) clamp(18px, 2.6vw, 26px);
  background: var(--ink);
  transition: background var(--dur) var(--ease);
}

.page-home .benefit:hover,
.page-home .benefit:focus-within {
  background: var(--ink-2);
}

.page-home .benefit h3 {
  margin: 0;
  font-size: clamp(1.125rem, 1.8vw, 1.375rem);
  font-weight: 700;
  color: var(--paper);
}

.page-home .benefit p {
  margin: 0;
  font-size: .9375rem;
  line-height: 1.8;
  color: var(--mist);
}

.page-home .benefits__foot {
  margin: 22px 0 0;
  font-family: var(--font-mono);
  font-size: .8125rem;
  letter-spacing: .06em;
  color: var(--gold);
}

/* ---------- 4. 资源案例 ---------- */

.page-home .cases__track {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(248px, 76%);
  gap: clamp(14px, 2vw, 22px);
  overflow-x: auto;
  overscroll-behavior-x: contain;
  scroll-snap-type: x mandatory;
  padding: 4px 4px 16px;
  scrollbar-width: thin;
  scrollbar-color: var(--cyan) rgba(242, 236, 227, .1);
}

.page-home .cases__track:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 6px;
}

.page-home .cases__track::-webkit-scrollbar {
  height: 6px;
}

.page-home .cases__track::-webkit-scrollbar-track {
  background: repeating-linear-gradient(90deg, rgba(242, 236, 227, .22) 0 1px, transparent 1px 9px);
}

.page-home .cases__track::-webkit-scrollbar-thumb {
  background: var(--cyan);
  border-radius: 999px;
}

.page-home .case-card {
  scroll-snap-align: start;
  display: flex;
  flex-direction: column;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: linear-gradient(160deg, rgba(42, 33, 83, .34), rgba(18, 16, 15, .9));
  overflow: hidden;
  transition: border-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-home .case-card:hover,
.page-home .case-card:focus-within {
  border-color: rgba(63, 224, 206, .42);
  transform: translateY(-3px);
}

.page-home .case-card__media {
  margin: 0;
  border: 0;
  border-radius: 0;
}

.page-home .case-card__body {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: clamp(16px, 2.4vw, 22px);
}

.page-home .case-card__body h3 {
  margin: 0;
  font-size: 1.0625rem;
  font-weight: 700;
  line-height: 1.45;
  color: var(--paper);
}

.page-home .case-card__body p {
  margin: 0;
  font-size: .9375rem;
  line-height: 1.8;
  color: var(--mist);
}

.page-home .cases__foot {
  margin: 20px 0 0;
  font-size: .875rem;
  line-height: 1.8;
  color: var(--mist);
  max-width: 62ch;
}

/* ---------- 5. 三年档案 ---------- */

.page-home .archive__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 5vw, 56px);
  align-items: start;
}

.page-home .archive__intro .eyebrow {
  margin-bottom: 12px;
}

.page-home .archive__intro .section-head__title {
  margin: 0 0 18px;
}

.page-home .archive__intro .lede {
  color: var(--paper);
  opacity: .88;
  margin-bottom: 24px;
}

.page-home .archive__marks {
  list-style: none;
  margin: 0 0 26px;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 14px 34px;
}

.page-home .archive__marks li {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding-left: 14px;
  border-left: 1px solid rgba(233, 180, 76, .5);
}

.page-home .archive__marks .num-md {
  font-family: var(--font-mono);
  font-weight: 700;
  letter-spacing: -.03em;
  color: var(--gold);
  line-height: 1.1;
}

.page-home .archive__marks li span:last-child {
  font-size: .8125rem;
  letter-spacing: .08em;
  color: rgba(242, 236, 227, .68);
}

.page-home .archive__side {
  display: grid;
  gap: clamp(20px, 3vw, 30px);
}

.page-home .archive__media {
  margin: 0;
}

.page-home .archive__drawers {
  display: grid;
  gap: 12px;
}

.page-home .drawer {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, auto) minmax(0, 1fr);
  gap: clamp(14px, 2.4vw, 24px);
  align-items: center;
  padding: clamp(16px, 2.4vw, 22px) clamp(18px, 2.6vw, 26px);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: linear-gradient(120deg, rgba(178, 42, 46, .16), rgba(18, 16, 15, .86));
  transform: rotate(-.8deg);
  transition: transform .28s var(--ease), border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-home .drawer:nth-child(2) {
  transform: rotate(.9deg);
}

.page-home .drawer:nth-child(3) {
  transform: rotate(-.4deg);
}

.page-home .drawer:hover,
.page-home .drawer:focus-within {
  transform: rotate(0deg) translateX(6px);
  border-color: rgba(63, 224, 206, .46);
}

.page-home .drawer__year {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(1.4rem, 2.6vw, 2rem);
  letter-spacing: -.04em;
  color: var(--cyan);
  line-height: 1;
}

.page-home .drawer__body h3 {
  margin: 0 0 6px;
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--paper);
}

.page-home .drawer__body p {
  margin: 0;
  font-size: .9375rem;
  line-height: 1.8;
  color: rgba(242, 236, 227, .76);
}

.page-home .drawer__handle {
  position: absolute;
  top: 50%;
  right: 14px;
  width: 16px;
  height: 2px;
  border-radius: 2px;
  background: var(--gold);
  opacity: .7;
  transform: translateY(-50%);
}

/* ---------- 6. 客服与备案 ---------- */

.page-home .contact-strip__panel {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 44px);
  align-items: center;
  padding: clamp(26px, 4vw, 46px);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-sm);
  background:
    radial-gradient(circle at 100% 0%, rgba(63, 224, 206, .09), transparent 58%),
    var(--ink-2);
}

.page-home .contact-strip__info .eyebrow {
  margin-bottom: 12px;
}

.page-home .contact-strip__info .section-head__title {
  margin: 0 0 16px;
}

.page-home .contact-strip__info .lede {
  max-width: 40ch;
  margin-bottom: 24px;
  font-size: 1rem;
  color: var(--paper);
  opacity: .86;
}

.page-home .contact-strip__list {
  margin: 0;
  display: grid;
  gap: 1px;
  background: var(--line);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-home .contact-strip__row {
  display: grid;
  grid-template-columns: minmax(0, 6.5em) minmax(0, 1fr);
  gap: 14px;
  padding: 13px 0;
  background: var(--ink-2);
}

.page-home .contact-strip__row dt {
  font-size: .8125rem;
  letter-spacing: .12em;
  color: var(--mist);
  padding-top: 2px;
}

.page-home .contact-strip__row dd {
  margin: 0;
  font-size: .9375rem;
  line-height: 1.7;
  color: var(--paper);
  overflow-wrap: anywhere;
}

.page-home .contact-strip__row a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(63, 224, 206, .38);
  padding-bottom: 2px;
}

.page-home .contact-strip__row a:hover,
.page-home .contact-strip__row a:focus-visible {
  color: var(--paper);
  border-bottom-color: var(--paper);
}

.page-home .contact-strip__legal {
  margin: 18px 0 0;
  font-family: var(--font-mono);
  font-size: .8125rem;
  letter-spacing: .1em;
  color: var(--mist);
}

.page-home .contact-strip__media {
  margin: 0;
}

/* ---------- 7. 显现 ---------- */

.page-home [data-reveal] {
  transition: opacity .55s var(--ease), transform .55s var(--ease);
}

.js-ready .page-home [data-reveal]:not(.is-visible) {
  opacity: 0;
  transform: translateY(18px);
}

/* ---------- 8. 断点 ---------- */

@media (min-width: 640px) {
  .page-home .benefits__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-home .hero-cover__grid {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, .88fr);
    gap: clamp(40px, 5vw, 76px);
  }

  .page-home .hero-cover__note {
    display: block;
    position: absolute;
    top: 6px;
    right: -30px;
    writing-mode: vertical-rl;
    font-size: .75rem;
    letter-spacing: .3em;
    color: var(--mist);
  }

  .page-home .archive__grid {
    grid-template-columns: minmax(0, .82fr) minmax(0, 1.18fr);
  }

  .page-home .contact-strip__panel {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
  }
}

@media (min-width: 1000px) {
  .page-home .benefits__grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 1080px) {
  .page-home .cases__track {
    grid-auto-columns: minmax(320px, 1fr);
    padding-bottom: 20px;
  }
}

@media (max-width: 899px) {
  .page-home .hero-cover__mediawrap {
    margin: 0 auto;
  }
}

@media (max-width: 420px) {
  .page-home .release-bar__item {
    grid-template-columns: minmax(0, 1fr);
    gap: 8px;
  }

  .page-home .drawer {
    grid-template-columns: minmax(0, 1fr);
    gap: 8px;
  }

  .page-home .drawer__handle {
    display: none;
  }

  .page-home .contact-strip__row {
    grid-template-columns: minmax(0, 1fr);
    gap: 4px;
  }
}

/* ---------- 9. reduced motion ---------- */

@media (prefers-reduced-motion: reduce) {
  .page-home *,
  .page-home *::before,
  .page-home *::after {
    transition-duration: .01ms !important;
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
  }

  .js-ready .page-home [data-reveal]:not(.is-visible) {
    opacity: 1;
    transform: none;
  }

  .page-home .drawer,
  .page-home .drawer:nth-child(2),
  .page-home .drawer:nth-child(3) {
    transform: none;
  }
}