/* ============================================================
   首页 · page-home
   ============================================================ */

.page-home {
  --hs-band: var(--cyan);
  display: block;
  background: var(--ink);
  color: var(--text);
  overflow-x: hidden;
}

/* ---------- 首屏 ---------- */
.page-home .hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: clamp(28px, 5vw, 66px) 0 clamp(46px, 7vw, 100px);
  background:
    radial-gradient(1100px 520px at 84% -14%, rgba(62, 224, 214, .14), transparent 62%),
    radial-gradient(720px 420px at 2% 106%, rgba(255, 106, 43, .12), transparent 66%),
    var(--ink);
}

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

.page-home .hero__inner {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(34px, 5vw, 56px);
  align-items: start;
}

.page-home .hero__path {
  margin: 0 0 18px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--muted);
  text-transform: uppercase;
}

.page-home .hero__title {
  margin: 0;
  line-height: 1.02;
  letter-spacing: -.02em;
  font-size: clamp(34px, 6.4vw, 72px);
}

.page-home .hero__title-main {
  display: block;
  color: var(--text);
}

.page-home .hero__title-accent {
  display: block;
  margin-top: 10px;
  color: var(--cyan);
  font-size: clamp(20px, 3.2vw, 34px);
  font-weight: 500;
  letter-spacing: .01em;
}

.page-home .hero__lede {
  margin: 26px 0 0;
  max-width: 56ch;
  color: var(--muted);
}

.page-home .hero__stats {
  list-style: none;
  margin: 32px 0 0;
  padding: 24px 0 0;
  border-top: 2px solid var(--hair-soft);
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px 14px;
}

.page-home .hstat {
  display: grid;
  gap: 6px;
}

.page-home .hstat__num {
  font-family: var(--mono);
  font-size: clamp(24px, 3.6vw, 34px);
  font-weight: 600;
  line-height: 1;
  color: var(--orange);
}

.page-home .hstat__label {
  font-size: 13px;
  line-height: 1.45;
  color: var(--muted);
}

.page-home .hero__aside {
  position: relative;
}

.page-home .hero__figure {
  position: relative;
  margin: 0;
  border: 3px solid var(--edge);
  background: var(--panel);
  box-shadow: var(--shadow-hard);
  overflow: hidden;
}

.page-home .hero__figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.page-home .hero__card {
  position: relative;
  z-index: 3;
  margin: -30px 10px 0 14px;
  padding: 16px 18px 18px;
  background: var(--edge);
  border: 2px solid var(--cyan);
  box-shadow: var(--shadow-hard);
}

.page-home .hero__card-top {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--cyan);
}

.page-home .hero__card-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--lime);
}

.page-home .hero__card-main {
  margin: 12px 0 0;
  font-family: var(--display);
  font-size: clamp(20px, 2.6vw, 26px);
  font-weight: 800;
  letter-spacing: .01em;
  color: var(--text);
}

.page-home .hero__card-sub {
  margin: 8px 0 0;
  font-size: 13px;
  line-height: 1.55;
  color: var(--muted);
}

/* ---------- 章节外壳 ---------- */
.page-home .hs {
  position: relative;
  padding: clamp(46px, 7vw, 96px) 0;
  background: var(--ink);
}

.page-home .hs::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 8px;
  background: var(--hs-band);
  opacity: .9;
}

.page-home .hs--dark {
  --hs-band: var(--cyan);
  background: var(--ink);
}

.page-home .hs--panel {
  --hs-band: var(--lime);
  background: var(--panel);
}

.page-home .hs--edge {
  --hs-band: var(--orange);
  background: var(--edge);
}

.page-home .hs--paper {
  --hs-band: var(--orange);
  background: var(--paper);
  color: var(--paper-text);
}

.page-home .hs-head {
  display: grid;
  gap: 14px;
  margin-bottom: clamp(26px, 4vw, 46px);
  max-width: 68ch;
}

.page-home .hs-num {
  margin: 0;
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--cyan);
}

.page-home .hs-num::after {
  content: "";
  width: 46px;
  height: 6px;
  background: var(--orange);
}

.page-home .hs-title {
  margin: 0;
  font-family: var(--display);
  font-weight: 800;
  font-size: clamp(24px, 4.2vw, 48px);
  line-height: 1.12;
  letter-spacing: -.01em;
  color: var(--text);
}

.page-home .hs-lede {
  margin: 0;
  max-width: 62ch;
  color: var(--muted);
}

/* 暖纸色分区内的文字换色 */
.page-home .hs--paper .hs-num {
  color: var(--paper-accent);
}

.page-home .hs--paper .hs-title {
  color: var(--paper-text);
}

.page-home .hs--paper .hs-lede {
  color: rgba(18, 33, 46, .78);
}

/* ---------- 01 版本时间轴 ---------- */
.page-home .tl {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-home .tl__item {
  position: relative;
  display: grid;
  gap: 6px;
  padding: clamp(14px, 2vw, 20px) clamp(16px, 2.4vw, 26px);
  border: 2px solid var(--hair-soft);
  border-left: 8px solid var(--cyan);
  background: rgba(18, 42, 63, .55);
}

.page-home .tl__item:nth-child(2) {
  border-left-color: rgba(62, 224, 214, .78);
}

.page-home .tl__item:nth-child(3) {
  border-left-color: rgba(183, 255, 74, .7);
}

.page-home .tl__item:nth-child(4) {
  border-left-color: rgba(255, 106, 43, .72);
}

.page-home .tl__item:nth-child(5) {
  border-left-color: var(--orange);
}

.page-home .tl__item--now {
  border-color: var(--orange);
  border-left-color: var(--orange);
  background: rgba(255, 106, 43, .1);
}

.page-home .tl__ver {
  margin: 0;
  font-family: var(--mono);
  font-size: 15px;
  letter-spacing: .1em;
  color: var(--cyan);
}

.page-home .tl__item--now .tl__ver {
  color: var(--orange);
}

.page-home .tl__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.6;
  color: var(--muted);
}

.page-home .tl__item--now .tl__text {
  color: var(--text);
}

/* ---------- 02 三步筛选实操台 ---------- */
.page-home .st-wrap {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 4vw, 44px);
  align-items: start;
}

.page-home .st-figure {
  margin: 0;
  border: 3px solid var(--paper-text);
  background: rgba(18, 33, 46, .08);
}

.page-home .st-figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-home .st-figure__cap {
  padding: 10px 14px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .08em;
  color: rgba(18, 33, 46, .7);
  border-top: 2px solid rgba(18, 33, 46, .2);
}

.page-home .stepper {
  position: relative;
}

.page-home .stepper__radio {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-home .stepper__tabs {
  display: grid;
  gap: 10px;
  margin-bottom: 22px;
}

.page-home .stepper__tab {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 13px 16px;
  border: 2px solid rgba(18, 33, 46, .28);
  background: rgba(255, 255, 255, .4);
  color: var(--paper-text);
  font-family: var(--mono);
  font-size: 14px;
  letter-spacing: .04em;
  cursor: pointer;
  transition: background-color .18s ease, color .18s ease, border-color .18s ease;
}

.page-home .stepper__tab-n {
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--paper-accent);
}

.page-home .stepper__tab:hover {
  border-color: var(--paper-text);
}

.page-home #st-1:checked ~ .stepper__tabs .stepper__tab:nth-child(1),
.page-home #st-2:checked ~ .stepper__tabs .stepper__tab:nth-child(2),
.page-home #st-3:checked ~ .stepper__tabs .stepper__tab:nth-child(3) {
  background: var(--paper-text);
  border-color: var(--paper-text);
  color: var(--paper);
}

.page-home #st-1:checked ~ .stepper__tabs .stepper__tab:nth-child(1) .stepper__tab-n,
.page-home #st-2:checked ~ .stepper__tabs .stepper__tab:nth-child(2) .stepper__tab-n,
.page-home #st-3:checked ~ .stepper__tabs .stepper__tab:nth-child(3) .stepper__tab-n {
  color: var(--lime);
}

.page-home .stepper__panel {
  display: none;
  padding: 20px 22px;
  border: 3px solid var(--paper-text);
  background: rgba(255, 255, 255, .62);
}

.page-home #st-1:checked ~ .stepper__panels .stepper__panel:nth-child(1),
.page-home #st-2:checked ~ .stepper__panels .stepper__panel:nth-child(2),
.page-home #st-3:checked ~ .stepper__panels .stepper__panel:nth-child(3) {
  display: block;
}

.page-home .stepper__title {
  margin: 0 0 10px;
  font-family: var(--display);
  font-weight: 800;
  font-size: clamp(18px, 2.4vw, 24px);
  line-height: 1.25;
  color: var(--paper-text);
  border-bottom: 3px solid var(--paper-accent);
  display: inline-block;
  padding-bottom: 4px;
}

.page-home .stepper__panel p {
  margin: 0;
  font-size: 15px;
  line-height: 1.65;
  color: rgba(18, 33, 46, .82);
}

.page-home .stepper__out {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin: 20px 0 0;
  padding-top: 16px;
  border-top: 2px dashed rgba(18, 33, 46, .3);
  font-size: 15px;
  line-height: 1.6;
  color: var(--paper-text);
}

.page-home .stepper__out-k {
  flex: none;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--paper);
  background: var(--paper-accent);
  padding: 4px 8px;
}

/* ---------- 03 多联赛对照 ---------- */
.page-home .cp-wrap {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 4vw, 48px);
  align-items: start;
}

.page-home .compare {
  list-style: none;
  margin: 0 0 14px;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.page-home .compare__item {
  position: relative;
}

.page-home .compare__item input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-home .compare__item label {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 14px;
  border: 2px solid var(--hair-soft);
  background: rgba(18, 42, 63, .5);
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--muted);
  cursor: pointer;
  transition: border-color .18s ease, background-color .18s ease, color .18s ease;
}

.page-home .compare__mark {
  flex: none;
  width: 13px;
  height: 13px;
  border: 2px solid var(--hair-soft);
  background: transparent;
}

.page-home .compare__name {
  color: var(--muted);
}

.page-home .compare__meta {
  margin-left: auto;
  font-size: 11px;
  letter-spacing: .08em;
  color: rgba(159, 176, 192, .7);
}

.page-home .compare__item input:checked ~ label {
  border-color: var(--cyan);
  background: rgba(62, 224, 214, .1);
}

.page-home .compare__item input:checked ~ label .compare__mark {
  background: var(--cyan);
  border-color: var(--cyan);
}

.page-home .compare__item input:checked ~ label .compare__name {
  color: var(--text);
}

.page-home .compare__item input:focus-visible ~ label {
  outline: 2px solid var(--lime);
  outline-offset: 2px;
}

.page-home .compare__hint {
  margin: 0 0 clamp(24px, 3.4vw, 36px);
  padding-left: 14px;
  border-left: 4px solid var(--orange);
  font-size: 14px;
  line-height: 1.65;
  color: var(--muted);
}

.page-home .cp-cases {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-home .cp-case {
  padding: 16px 18px;
  border: 2px solid var(--hair-soft);
  background: rgba(18, 42, 63, .42);
}

.page-home .cp-case__t {
  margin: 0 0 8px;
  font-family: var(--mono);
  font-size: 14px;
  letter-spacing: .06em;
  color: var(--cyan);
}

.page-home .cp-case__d {
  margin: 0;
  font-size: 15px;
  line-height: 1.65;
  color: var(--muted);
}

.page-home .cp-figure {
  margin: 0;
  border: 3px solid var(--edge);
  background: var(--panel);
  box-shadow: var(--shadow-hard);
}

.page-home .cp-figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-home .cp-figure__cap {
  padding: 12px 16px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .06em;
  line-height: 1.6;
  color: var(--muted);
  border-top: 2px solid var(--hair);
}

/* ---------- 04 收藏与注册 ---------- */
.page-home .switch {
  position: relative;
  max-width: 780px;
}

.page-home .switch__radio {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-home .switch__tabs {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 20px;
}

.page-home .switch__tab {
  padding: 10px 20px;
  border: 2px solid var(--hair-soft);
  background: rgba(7, 17, 28, .5);
  color: var(--muted);
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: .08em;
  cursor: pointer;
  transition: background-color .18s ease, color .18s ease, border-color .18s ease;
}

.page-home #entry-save:checked ~ .switch__tabs .switch__tab:nth-child(1),
.page-home #entry-reg:checked ~ .switch__tabs .switch__tab:nth-child(2) {
  background: var(--cyan);
  border-color: var(--cyan);
  color: var(--edge);
}

.page-home .switch__panel {
  display: none;
  padding: 22px 24px;
  border: 3px solid var(--hair);
  background: rgba(18, 42, 63, .6);
}

.page-home #entry-save:checked ~ .switch__panels .switch__panel:nth-child(1),
.page-home #entry-reg:checked ~ .switch__panels .switch__panel:nth-child(2) {
  display: block;
}

.page-home .switch__title {
  margin: 0 0 10px;
  font-family: var(--display);
  font-weight: 800;
  font-size: clamp(18px, 2.4vw, 24px);
  line-height: 1.25;
  color: var(--text);
}

.page-home .switch__panel p {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--muted);
}

/* ---------- 05 链路 ---------- */
.page-home .hs--flush {
  padding-bottom: clamp(36px, 5vw, 64px);
}

.page-home .nw-figure {
  margin: 0;
  border-top: 3px solid var(--edge);
  border-bottom: 3px solid var(--edge);
  background: var(--panel);
}

.page-home .nw-figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  aspect-ratio: 2 / 1;
  object-fit: cover;
}

.page-home .nw-facts {
  list-style: none;
  margin: clamp(26px, 4vw, 40px) 0 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-home .nw-fact {
  display: grid;
  gap: 6px;
  padding: 16px 0;
  border-bottom: 2px solid var(--hair-soft);
}

.page-home .nw-fact__k {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--orange);
}

.page-home .nw-fact__v {
  font-size: 15px;
  line-height: 1.65;
  color: var(--text);
}

/* ---------- 06 服务与支持 ---------- */
.page-home .sp-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.page-home .sp-card {
  display: flex;
  flex-direction: column;
  padding: 22px 22px 20px;
  border: 3px solid var(--paper-text);
  background: rgba(255, 255, 255, .55);
}

.page-home .sp-card__t {
  margin: 0 0 10px;
  font-family: var(--display);
  font-weight: 800;
  font-size: clamp(18px, 2.2vw, 22px);
  color: var(--paper-text);
}

.page-home .sp-card__d {
  margin: 0 0 18px;
  font-size: 15px;
  line-height: 1.7;
  color: rgba(18, 33, 46, .82);
}

.page-home .sp-card__link {
  margin-top: auto;
  align-self: flex-start;
  border-color: var(--paper-text) !important;
  color: var(--paper-text) !important;
}

.page-home .sp-card__link:hover {
  background: var(--paper-text);
  color: var(--paper) !important;
}

/* ---------- 07 合作与认证 ---------- */
.page-home .tr-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 4vw, 44px);
  align-items: start;
}

.page-home .tr-stats {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.page-home .tr-stat {
  padding: 16px 16px 18px;
  border: 2px solid var(--hair);
  background: rgba(18, 42, 63, .6);
}

.page-home .tr-stat__n {
  display: block;
  font-family: var(--mono);
  font-size: clamp(22px, 3vw, 30px);
  font-weight: 600;
  line-height: 1.1;
  color: var(--lime);
}

.page-home .tr-stat__l {
  display: block;
  margin-top: 8px;
  font-size: 13px;
  line-height: 1.5;
  color: var(--muted);
}

.page-home .tr-note {
  display: grid;
  gap: 16px;
  padding: 24px 24px 26px;
  border: 3px solid var(--orange);
  background: rgba(7, 17, 28, .7);
}

.page-home .tr-note__row {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--muted);
}

.page-home .tr-note__k {
  display: block;
  margin-bottom: 4px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--cyan);
}

.page-home .tr-note__btn {
  justify-self: start;
}

/* ---------- 数据显现 ---------- */
.page-home [data-reveal] {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity .5s ease, transform .5s ease;
}

.page-home [data-reveal].is-visible {
  opacity: 1;
  transform: none;
}

/* ============================================================
   断点：600px 起
   ============================================================ */
@media (min-width: 600px) {
  .page-home .hero__stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-home .compare {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-home .nw-fact {
    grid-template-columns: 132px 1fr;
    align-items: baseline;
    gap: 18px;
  }

  .page-home .sp-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-home .tr-stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

/* ============================================================
   断点：760px 起
   ============================================================ */
@media (min-width: 760px) {
  .page-home .tl__item {
    grid-template-columns: 108px 1fr;
    align-items: center;
    gap: 22px;
  }

  .page-home .stepper__tabs {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/* ============================================================
   断点：920px 起（桌面非对称栅格）
   ============================================================ */
@media (min-width: 920px) {
  .page-home .hero__band {
    display: block;
    position: absolute;
    top: -8%;
    right: -12%;
    width: 52%;
    height: 116%;
    background: linear-gradient(152deg, rgba(241, 231, 214, .96) 0%, rgba(241, 231, 214, .76) 100%);
    clip-path: polygon(30% 0, 100% 0, 100% 100%, 0 100%);
    z-index: 0;
  }

  .page-home .hero__inner {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
    gap: clamp(40px, 5vw, 72px);
  }

  .page-home .hero__aside {
    position: relative;
    padding-top: 22px;
  }

  .page-home .hero__card {
    position: absolute;
    left: -34px;
    bottom: -24px;
    margin: 0;
    width: min(272px, 92%);
  }

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

  .page-home .cp-wrap {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, .75fr);
    gap: clamp(32px, 4vw, 60px);
  }

  .page-home .cp-figure {
    margin-top: 26px;
  }

  .page-home .sp-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-home .tr-grid {
    grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr);
  }

  .page-home .tr-stats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

/* ============================================================
   降低动效偏好
   ============================================================ */
@media (prefers-reduced-motion: reduce) {
  .page-home [data-reveal] {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .page-home .stepper__tab,
  .page-home .switch__tab,
  .page-home .compare__item label {
    transition: none;
  }
}