/* ============ 首页 · page-home 专属样式 ============ */

.page-home {
  --ph-radius: 18px;
  --ph-radius-sm: 12px;
}

/* ---------- 首屏 ---------- */
.page-home .ph-hero {
  position: relative;
  overflow: hidden;
  padding-block: clamp(48px, 6vw, 92px) clamp(56px, 7vw, 104px);
  background:
    radial-gradient(120% 90% at 8% 0%, #14463A 0%, transparent 62%),
    radial-gradient(110% 80% at 92% 100%, #0B2B22 0%, transparent 68%),
    #0B2B22;
}

.page-home .ph-hero__tex {
  position: absolute;
  inset: 0;
  display: block;
  pointer-events: none;
  background:
    repeating-linear-gradient(45deg, rgba(200, 162, 74, .045) 0 1px, transparent 1px 7px),
    repeating-linear-gradient(-45deg, rgba(200, 162, 74, .035) 0 1px, transparent 1px 7px);
  mask-image: radial-gradient(90% 80% at 50% 40%, #000 20%, transparent 100%);
}

.page-home .ph-hero__shell {
  position: relative;
  z-index: 1;
}

.page-home .ph-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 44px;
  align-items: center;
}

.page-home .ph-hero__title {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(30px, 6vw, 52px);
  line-height: 1.14;
  letter-spacing: -.01em;
  color: var(--paper-100);
  text-shadow: 0 1px 0 rgba(200, 162, 74, .3);
}

.page-home .ph-hero__lede {
  margin-top: 18px;
  max-width: 34em;
  color: var(--paper-200);
}

.page-home .ph-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-home .ph-actions--tight {
  margin-top: 20px;
}

/* ---------- 房间余位看板 ---------- */
.page-home .ph-board {
  margin-top: 30px;
  padding: 18px;
  border: 1px solid var(--gold-line);
  border-radius: var(--ph-radius);
  background: linear-gradient(180deg, rgba(30, 95, 78, .55), rgba(11, 43, 34, .92));
  box-shadow: var(--shadow-card);
}

.page-home .ph-board__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px;
}

.page-home .ph-board__label {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--gold-500);
}

.page-home .ph-board__live {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 13px;
  color: var(--mist-400);
}

.page-home .ph-board__pulse {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--gold-500);
  box-shadow: 0 0 0 0 rgba(200, 162, 74, .7);
  animation: ph-pulse 2.4s var(--ease) infinite;
}

@keyframes ph-pulse {
  0% { box-shadow: 0 0 0 0 rgba(200, 162, 74, .6); }
  70% { box-shadow: 0 0 0 9px rgba(200, 162, 74, 0); }
  100% { box-shadow: 0 0 0 0 rgba(200, 162, 74, 0); }
}

.page-home .ph-board__radio {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  border: 0;
  overflow: hidden;
  clip-path: inset(50%);
}

.page-home .ph-board__tabs {
  display: flex;
  gap: 6px;
  margin: 16px 0 18px;
}

.page-home .ph-board__tab {
  flex: 1;
  padding: 9px 6px;
  border: 1px solid var(--stroke);
  border-radius: 999px;
  background: rgba(11, 43, 34, .55);
  color: var(--mist-400);
  font-size: 14px;
  text-align: center;
  cursor: pointer;
  user-select: none;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease), background var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-home .ph-board__tab:hover {
  color: var(--gold-300);
  border-color: var(--gold-line);
  transform: translateY(-2px);
}

.page-home #ph-board-casual:checked ~ .ph-board__tabs .ph-board__tab[for="ph-board-casual"],
.page-home #ph-board-standard:checked ~ .ph-board__tabs .ph-board__tab[for="ph-board-standard"],
.page-home #ph-board-season:checked ~ .ph-board__tabs .ph-board__tab[for="ph-board-season"] {
  color: #14110E;
  background: var(--gold-500);
  border-color: var(--gold-500);
}

.page-home .ph-board__panels {
  position: relative;
}

.page-home .ph-board__panel {
  display: none;
}

.page-home #ph-board-casual:checked ~ .ph-board__panels .ph-board__panel--casual,
.page-home #ph-board-standard:checked ~ .ph-board__panels .ph-board__panel--standard,
.page-home #ph-board-season:checked ~ .ph-board__panels .ph-board__panel--season {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
  animation: ph-deal 300ms var(--ease) both;
}

@keyframes ph-deal {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: none; }
}

.page-home .ph-board__main {
  display: flex;
  align-items: baseline;
  gap: 10px;
}

.page-home .ph-board__num {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(40px, 9vw, 64px);
  line-height: 1;
  letter-spacing: -.02em;
  color: var(--gold-300);
  text-shadow: 0 2px 18px rgba(200, 162, 74, .3);
}

.page-home .ph-board__unit {
  font-size: 14px;
  color: var(--mist-400);
}

.page-home .ph-board__sides {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  padding-top: 14px;
  border-top: 1px dashed var(--stroke);
}

.page-home .ph-board__side {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.page-home .ph-board__side b {
  font-size: 22px;
  color: var(--paper-100);
}

.page-home .ph-board__side span {
  font-size: 13px;
  color: var(--mist-400);
}

.page-home .ph-board__note {
  margin-top: 14px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--mist-400);
}

/* ---------- 首屏右侧视觉 ---------- */
.page-home .ph-table {
  position: relative;
  border-radius: 24px;
  overflow: hidden;
  border: 1px solid var(--gold-line);
  box-shadow: 0 40px 80px -50px rgba(0, 0, 0, .95);
}

.page-home .ph-table__img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  filter: saturate(.92) contrast(1.04);
}

.page-home .ph-table__ring {
  position: absolute;
  inset: 12% 16%;
  border: 1px solid rgba(200, 162, 74, .35);
  border-radius: 50%;
  pointer-events: none;
}

.page-home .ph-table__ring--inner {
  inset: 26% 30%;
  border-style: dashed;
  border-color: rgba(227, 199, 126, .28);
}

.page-home .ph-table__glass {
  position: absolute;
  left: 14px;
  bottom: 14px;
  right: 14px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 6px 14px;
  padding: 12px 16px;
  border-radius: var(--ph-radius-sm);
  backdrop-filter: blur(8px);
}

.page-home .ph-table__glassKey {
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--gold-300);
}

.page-home .ph-table__glassVal {
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 600;
  color: var(--paper-100);
}

/* ---------- 通用区块标题 ---------- */
.page-home .ph-head {
  max-width: 60ch;
  margin-bottom: 34px;
}

.page-home .ph-head h2 {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(24px, 4.2vw, 34px);
  line-height: 1.22;
  letter-spacing: -.01em;
  color: var(--text-900);
}

.page-home .ph-head__note {
  margin-top: 14px;
  font-size: 15px;
  line-height: 1.75;
  color: rgba(20, 17, 14, .68);
}

.page-home .section--deep .ph-head h2,
.page-home .section--felt .ph-head h2 {
  color: var(--paper-100);
  text-shadow: 0 1px 0 rgba(200, 162, 74, .28);
}

.page-home .section--deep .ph-head__note,
.page-home .section--felt .ph-head__note {
  color: var(--mist-400);
}

/* ---------- 三步进桌 ---------- */
.page-home .ph-steps__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 20px;
}

.page-home .ph-step {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 26px 22px 22px;
  border: 1px solid rgba(20, 17, 14, .12);
  border-bottom: 3px solid transparent;
  border-radius: var(--ph-radius);
  background: var(--paper-100);
  box-shadow: 0 18px 40px -32px rgba(20, 17, 14, .55);
  transition: transform var(--dur) var(--ease), border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

.page-home .ph-step:hover,
.page-home .ph-step:focus-within {
  transform: translateY(-6px);
  border-bottom-color: var(--gold-500);
  box-shadow: 0 30px 54px -34px rgba(20, 17, 14, .6);
}

.page-home .ph-step__chip {
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  border: 1px solid var(--gold-500);
  background: radial-gradient(circle at 34% 28%, #1E5F4E, #0B2B22 72%);
  color: var(--gold-300);
  font-family: var(--font-mono);
  font-size: 19px;
  font-weight: 700;
  box-shadow: inset 0 0 0 4px rgba(11, 43, 34, .9), 0 8px 16px -10px rgba(0, 0, 0, .85);
}

.page-home .ph-step__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 21px;
  line-height: 1.32;
  color: var(--text-900);
}

.page-home .ph-step__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: rgba(20, 17, 14, .72);
}

.page-home .ph-step__link {
  margin-top: auto;
  padding-top: 12px;
  border-top: 1px dashed rgba(20, 17, 14, .16);
  font-size: 14px;
  font-weight: 600;
  color: var(--brass-700);
  text-decoration: none;
  transition: color var(--dur) var(--ease);
}

.page-home .ph-step__link::after {
  content: " →";
}

.page-home .ph-step__link:hover {
  color: var(--gold-500);
}

/* ---------- 赛季安排 ---------- */
.page-home .ph-season__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 36px;
  align-items: start;
}

.page-home .ph-season__title {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(24px, 4.2vw, 34px);
  line-height: 1.22;
  color: var(--paper-100);
  text-shadow: 0 1px 0 rgba(200, 162, 74, .28);
}

.page-home .ph-season__text {
  margin-top: 14px;
  font-size: 15px;
  line-height: 1.78;
  color: var(--mist-400);
}

.page-home .ph-season__cards {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
  margin-top: 26px;
}

.page-home .ph-seat {
  padding: 18px;
  border: 1px solid var(--stroke);
  border-radius: var(--ph-radius-sm);
  background: linear-gradient(180deg, rgba(30, 95, 78, .38), rgba(11, 43, 34, .72));
  transition: border-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-home .ph-seat:hover {
  border-color: var(--gold-line);
  transform: translateY(-4px);
}

.page-home .ph-seat__tag {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 999px;
  border: 1px solid var(--gold-line);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--gold-300);
}

.page-home .ph-seat__tag--crimson {
  border-color: rgba(142, 36, 52, .8);
  background: rgba(142, 36, 52, .2);
  color: #E7A8B1;
}

.page-home .ph-seat__title {
  margin: 10px 0 6px;
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 700;
  color: var(--paper-100);
}

.page-home .ph-seat p {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--mist-400);
}

.page-home .ph-season__media {
  margin: 0;
}

/* ---------- 十分钟一局 ---------- */
.page-home .ph-quick__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 32px;
  align-items: center;
}

.page-home .ph-quick__media {
  margin: 0;
}

.page-home .ph-quick__title {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(24px, 4.2vw, 34px);
  line-height: 1.24;
  color: var(--text-900);
}

.page-home .ph-quick__copy p {
  margin-top: 14px;
  font-size: 15px;
  line-height: 1.78;
  color: rgba(20, 17, 14, .72);
}

.page-home .ph-quick__list {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 10px;
  margin: 22px 0 24px;
  padding: 0;
  list-style: none;
}

.page-home .ph-quick__list li {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 12px 16px;
  border-radius: var(--ph-radius-sm);
  background: var(--paper-200);
  border-left: 3px solid var(--gold-500);
}

.page-home .ph-quick__list b {
  min-width: 4.2em;
  font-size: 20px;
  color: var(--brass-700);
}

.page-home .ph-quick__list span {
  font-size: 14px;
  color: rgba(20, 17, 14, .7);
}

/* ---------- 版本与更新 ---------- */
.page-home .ph-head--split {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
  max-width: none;
}

.page-home .ph-ver__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 30px;
  align-items: start;
}

.page-home .ph-ver__media {
  margin: 0;
}

.page-home .ph-ver__lines {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.page-home .ph-ver__line {
  display: grid;
  grid-template-columns: auto auto minmax(0, 1fr);
  align-items: center;
  gap: 10px 14px;
  padding: 14px 16px;
  border: 1px solid var(--stroke);
  border-left: 3px solid var(--line-300);
  border-radius: var(--ph-radius-sm);
  background: rgba(20, 70, 58, .32);
}

.page-home .ph-ver__line--live {
  border-left-color: var(--gold-500);
  background: rgba(20, 70, 58, .6);
}

.page-home .ph-ver__code {
  font-size: 16px;
  font-weight: 700;
  color: var(--gold-300);
}

.page-home .ph-ver__state {
  padding: 2px 9px;
  border-radius: 999px;
  border: 1px solid var(--stroke-strong);
  font-size: 12px;
  color: var(--mist-400);
  white-space: nowrap;
}

.page-home .ph-ver__line--live .ph-ver__state {
  border-color: var(--gold-line);
  color: var(--gold-300);
}

.page-home .ph-ver__desc {
  grid-column: 1 / -1;
  font-size: 14px;
  line-height: 1.7;
  color: var(--mist-400);
}

.page-home .ph-ver__note {
  margin-top: 18px;
  padding: 14px 16px;
  border-radius: var(--ph-radius-sm);
  border: 1px dashed var(--gold-line);
  font-size: 14px;
  line-height: 1.72;
  color: var(--paper-200);
}

.page-home .ph-ver__body .btn {
  margin-top: 20px;
}

/* ---------- 支持渠道 ---------- */
.page-home .ph-help__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 22px;
}

.page-home .ph-help__col {
  padding: 26px 22px;
  border-radius: var(--ph-radius);
  border: 1px solid rgba(20, 17, 14, .12);
  background: var(--paper-100);
  box-shadow: 0 18px 40px -34px rgba(20, 17, 14, .5);
}

.page-home .ph-help__col--contact {
  background: linear-gradient(180deg, #14463A, #0B2B22);
  border-color: var(--gold-line);
  color: var(--paper-100);
}

.page-home .ph-help__sub {
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 700;
  color: var(--text-900);
}

.page-home .ph-help__col--contact .ph-help__sub {
  color: var(--paper-100);
}

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

.page-home .ph-help__list li {
  padding-left: 16px;
  border-left: 2px solid var(--gold-500);
}

.page-home .ph-help__list b {
  display: block;
  margin-bottom: 4px;
  font-size: 15px;
  color: var(--text-900);
}

.page-home .ph-help__list span {
  font-size: 14px;
  line-height: 1.72;
  color: rgba(20, 17, 14, .7);
}

.page-home .ph-help__text {
  font-size: 14px;
  line-height: 1.78;
  color: var(--mist-400);
}

.page-home .ph-help__rows {
  display: grid;
  gap: 10px;
  margin: 20px 0 0;
}

.page-home .ph-help__row {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px;
  padding-bottom: 10px;
  border-bottom: 1px dashed var(--stroke);
}

.page-home .ph-help__key {
  font-size: 13px;
  letter-spacing: .1em;
  color: var(--gold-300);
}

.page-home .ph-help__val {
  font-size: 15px;
  color: var(--paper-100);
  word-break: break-all;
}

.page-home .ph-help__tip {
  margin-top: 16px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--mist-400);
}

/* ---------- 下一步区 ---------- */
.page-home .ph-next {
  padding-block: clamp(48px, 6vw, 84px);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-home .ph-quick__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-home .ph-ver__line {
    grid-template-columns: auto auto minmax(0, 1fr);
  }

  .page-home .ph-ver__desc {
    grid-column: auto;
  }
}

@media (min-width: 960px) {
  .page-home .ph-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 56px;
  }

  .page-home .ph-steps__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px;
  }

  .page-home .ph-season__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 48px;
  }

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

  .page-home .ph-quick__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: 48px;
  }

  .page-home .ph-head--split {
    grid-template-columns: minmax(0, 6fr) minmax(0, 6fr);
    align-items: end;
    gap: 40px;
    margin-bottom: 40px;
  }

  .page-home .ph-ver__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: 48px;
  }

  .page-home .ph-help__grid {
    grid-template-columns: minmax(0, 6fr) minmax(0, 6fr);
    gap: 26px;
  }

  .page-home .ph-help__col {
    padding: 32px 28px;
  }
}

@media (min-width: 1200px) {
  .page-home .ph-board {
    padding: 22px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .ph-board__pulse,
  .page-home .ph-board__panel {
    animation: none !important;
  }

  .page-home .ph-step,
  .page-home .ph-seat,
  .page-home .ph-board__tab {
    transition: none !important;
  }
}