/* 参考デザインをポータルの導線に合わせたTOPファーストビュー */
.portal-hero {
  position: relative;
  isolation: isolate;
  min-height: 530px;
  max-width: 1360px;
  margin: 22px auto 0;
  overflow: hidden;
  border-radius: 0 0 28px 28px;
  background: #eaf4ef;
}

.portal-hero::after {
  position: absolute;
  z-index: -1;
  inset: 0;
  content: "";
  background: linear-gradient(90deg, rgba(255, 255, 255, .96) 0%, rgba(255, 255, 255, .76) 38%, rgba(255, 255, 255, .05) 70%);
}

.portal-hero__image {
  position: absolute;
  z-index: -2;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.portal-hero__copy {
  width: min(53%, 650px);
  padding: 92px 0 72px clamp(36px, 6vw, 104px);
}

.portal-hero__copy > p {
  display: inline-flex;
  margin: 0 0 16px;
  padding: 4px 11px;
  border-left: 3px solid var(--orange);
  color: var(--ink);
  font-size: 11px;
  font-weight: 900;
  letter-spacing: .08em;
}

.portal-hero__copy > .portal-hero__brand {
  align-items: center;
  border-left: 0;
  gap: 10px;
  padding-left: 0;
  padding-block: 5px;
}

.portal-hero__brand img {
  display: block;
  width: min(132px, 28vw);
  height: auto;
}

.portal-hero__brand span {
  border-left: 1px solid rgba(37, 48, 71, .28);
  padding-left: 10px;
  color: #253047;
  font-size: 9px;
  font-weight: 900;
  letter-spacing: .12em;
  line-height: 1.25;
}

.portal-hero__copy h1 {
  margin: 0;
  color: var(--ink);
  font-family: var(--sans) !important;
  font-size: clamp(45px, 5vw, 70px);
  font-style: normal;
  font-weight: 900;
  letter-spacing: -.07em;
  line-height: 1.18;
}

.portal-hero__copy h1 em {
  color: var(--orange);
  font-family: inherit !important;
  font-size: inherit;
  font-style: normal;
  font-weight: inherit;
}

.portal-hero__copy > span {
  display: block;
  margin-top: 20px;
  color: var(--ink);
  font-size: 13px;
  font-weight: 800;
}

.portal-hero__guide {
  position: absolute;
  top: 38px;
  right: clamp(22px, 4.8vw, 72px);
  width: min(33vw, 360px);
  padding: 25px 25px 21px;
  border: 2px solid var(--orange);
  border-radius: 17px;
  background: rgba(255, 255, 255, .97);
  box-shadow: 5px 6px 0 rgba(37, 48, 71, .18);
}

.portal-hero__guide-kicker {
  margin: 0 0 9px;
  color: var(--orange);
  font-size: 10px;
  font-weight: 900;
  letter-spacing: .04em;
}

.portal-hero__guide h2 {
  margin: 0;
  color: var(--ink);
  font-size: clamp(20px, 2.1vw, 27px);
  font-weight: 900;
  letter-spacing: -.05em;
  line-height: 1.42;
}

.portal-hero__guide h2 em {
  color: var(--orange);
  font-family: inherit;
  font-size: inherit;
  font-style: normal;
  font-weight: inherit;
}

.portal-hero__guide ol {
  display: grid;
  gap: 6px;
  margin: 17px 0 18px;
  padding: 12px 0;
  border-top: 1px solid #e7e5df;
  border-bottom: 1px solid #e7e5df;
  list-style: none;
}

.portal-hero__guide li {
  display: flex;
  gap: 8px;
  align-items: center;
  color: #4d5563;
  font-size: 10px;
  font-weight: 700;
}

.portal-hero__guide li b {
  color: var(--orange);
  font-size: 10px;
}

.portal-hero__main-button {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 14px 17px;
  border-radius: 999px;
  background: var(--orange);
  color: #fff;
  font-size: 13px;
  font-weight: 900;
  transition: transform .2s ease, background .2s ease;
}

.portal-hero__main-button:hover {
  transform: translateY(-2px);
  background: #de5914;
}

.portal-hero__main-button span { font-size: 20px; line-height: 1; }

.portal-hero__sub-link {
  display: block;
  margin-top: 12px;
  color: var(--ink);
  font-size: 10px;
  font-weight: 800;
  text-align: center;
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* KV内の厳選特集スライド */
.portal-hero__special-slider {
  position: absolute;
  top: 34px;
  right: clamp(22px, 4.8vw, 72px);
  width: min(33vw, 365px);
  min-height: 412px;
  overflow: hidden;
  border: 2px solid var(--ink);
  border-radius: 20px;
  background: rgba(255, 253, 249, .97);
  box-shadow: 6px 7px 0 rgba(37, 48, 71, .2);
}

.portal-hero__special-track { position: relative; min-height: 352px; }

.portal-hero__special {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  padding: 24px 25px 19px;
  opacity: 0;
  pointer-events: none;
  transform: translateX(16px);
  transition: opacity .35s ease, transform .35s ease;
}

.portal-hero__special.is-active { opacity: 1; pointer-events: auto; transform: translateX(0); }
.portal-hero__special:nth-child(2) { background: linear-gradient(138deg, #fffdf9 0 65%, #c8ede6 65%); }
.portal-hero__special:nth-child(3) { background: linear-gradient(138deg, #fffdf9 0 64%, #ffe0cd 64%); }
.portal-hero__special > p { margin: 0 0 9px; color: var(--orange); font-size: 10px; font-weight: 900; letter-spacing: .08em; }
.portal-hero__special > p b { float: right; color: var(--ink); font-size: 12px; }
.portal-hero__special > span { align-self: flex-start; padding: 4px 9px; border-radius: 999px; background: var(--ink); color: #fff; font-size: 9px; font-weight: 900; letter-spacing: .09em; }
.portal-hero__special h2 { margin: 18px 0 12px; color: var(--ink); font-size: clamp(25px, 2.45vw, 33px); font-weight: 900; letter-spacing: -.06em; line-height: 1.27; }
.portal-hero__special h2 em { color: var(--orange); }
.portal-hero__special > div { max-width:280px; color: #58616f; font-size: 12px; font-weight: 700; line-height: 1.85; }
.portal-hero__special > a { display: flex; align-items: center; justify-content: space-between; margin-top: auto; padding: 13px 15px; border-radius: 999px; background: var(--orange); color: #fff; font-size: 12px; font-weight: 900; }
.portal-hero__special > a b { font-size: 18px; }
.portal-hero__special-controls { display: flex; align-items: center; justify-content: space-between; min-height: 58px; padding: 0 16px; border-top: 1px solid rgba(37, 48, 71, .18); background: #fffdf9; }
.portal-hero__special-controls > button { width:28px; height:28px; border:1px solid var(--ink); border-radius:50%; background:transparent; color:var(--ink); font-size:15px; cursor:pointer; }
.portal-hero__special-controls > button:hover { background:var(--orange); color:#fff; }
.portal-hero__special-controls > div { display:flex; gap:7px; }
.portal-hero__special-controls [data-special-dot] { width:8px; height:8px; padding:0; border:0; border-radius:50%; background:#c9ccd1; cursor:pointer; }
.portal-hero__special-controls [data-special-dot].is-current { width:24px; border-radius:99px; background:var(--orange); }

/* TOP: アイコンをフォント字形に頼らず中央配置にし、端末ごとの差をなくす */
.portal-hero__special-controls > button {
  display: grid;
  flex: 0 0 46px;
  width: 46px;
  height: 46px;
  min-width: 46px;
  min-height: 46px;
  padding: 0;
  place-items: center;
  border: 2px solid var(--ink);
  box-sizing: border-box;
  line-height: 0;
}

.portal-hero__special-controls > button svg {
  display: block;
  width: 22px;
  height: 22px;
  overflow: visible;
}

.portal-hero__special-controls > button path {
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 2.2;
}
.portal-hero__special-controls > div { align-items: center; }
.portal-hero__special-controls [data-special-dot] { flex: 0 0 auto; display: block; }

/* TOP: いいねはSVGを使い、円とハートの重心を常に一致させる */
#builders .like {
  display: grid;
  width: 46px;
  height: 46px;
  min-width: 46px;
  min-height: 46px;
  padding: 0;
  place-items: center;
  border-radius: 50%;
  box-sizing: border-box;
  font-size: 0;
  line-height: 0;
}

#builders .like svg { display: block; width: 23px; height: 23px; overflow: visible; }
#builders .like path { fill: transparent; stroke: currentColor; stroke-width: 2.25; stroke-linecap: round; stroke-linejoin: round; }
#builders .like.active path { fill: currentColor; }

@media (max-width: 800px) {
  /* スマホでは相談セクションの装飾写真を省き、本文に集中できるようにする */
  .reason-section { gap: 0; }
  .reason-section .reason-art { display: none; }

  /* 住宅会社を比較しやすい横スライドにし、全カードを表示する */
  #builders .builder-grid {
    display: flex;
    gap: 16px;
    margin-right: -20px;
    padding: 4px 20px 16px 0;
    overflow-x: auto;
    overflow-y: hidden;
    scroll-snap-type: x mandatory;
    scrollbar-width: thin;
    scrollbar-color: var(--orange) transparent;
    -webkit-overflow-scrolling: touch;
  }

  #builders .builder-card,
  #builders .builder-card:nth-child(n + 3) {
    display: block;
    flex: 0 0 min(84vw, 348px);
    scroll-snap-align: start;
    scroll-snap-stop: always;
  }

  #builders .builder-grid::-webkit-scrollbar { height: 5px; }
  #builders .builder-grid::-webkit-scrollbar-thumb { border-radius: 99px; background: var(--orange); }
}

.search-panel {
  margin-top: 44px;
}

/* TOP動画は、サムネイルを隠さないYouTube風の再生ボタンにする */
.video-main .play {
  display: grid;
  width: 66px;
  height: 46px;
  padding: 0;
  place-items: center;
  border: 0;
  border-radius: 12px;
  background: #ff0033;
  box-shadow: 0 4px 14px rgba(0, 0, 0, .28);
  color: transparent;
  position: absolute;
}

.video-main .play::before {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  margin: 0;
  content: "";
  border-top: 9px solid transparent;
  border-bottom: 9px solid transparent;
  border-left: 14px solid #fff;
  transform: translate(-35%, -50%);
}

.video-main:hover .play { background: #d9002b; }

@media (max-width: 900px) {
  .portal-hero { min-height: 610px; }
  .portal-hero::after { background: linear-gradient(90deg, rgba(255, 255, 255, .97) 0%, rgba(255, 255, 255, .7) 62%, rgba(255, 255, 255, .15) 100%); }
  .portal-hero__copy { width: 58%; padding-left: 42px; }
  .portal-hero__special-slider { right: 24px; width: 36%; }
  .portal-hero__special { padding: 21px 19px 17px; }
  .portal-hero__special h2 { font-size: 24px; }
}

@media (max-width: 680px) {
  .portal-hero { min-height: 0; margin-top: 0; border-radius: 0; display: block; background: #fffdf9; }
  .portal-hero__image { position: absolute; z-index: -2; inset: 0; width: 100%; height: 100%; object-position: 72% center; transform: scale(1.34); transform-origin: 72% 100%; }
  .portal-hero::after { display: block; z-index: -1; background: linear-gradient(90deg, rgba(255, 253, 249, .74) 0%, rgba(255, 253, 249, .46) 58%, rgba(255, 253, 249, .08) 100%); }
  .portal-hero__copy { width: 100%; padding: 46px 24px 62px; background: transparent; }
  .portal-hero__copy h1 { font-size: clamp(40px, 11vw, 57px); }
  .portal-hero__copy > span { font-size: 12px; }
  .portal-hero__brand img { width: 118px; }
  .portal-hero__brand span { font-size: 8px; }
  .portal-hero__special-slider { position: relative; z-index: 1; top: auto; right: auto; width: auto; min-height: 365px; margin: -25px 17px 28px; }
  .portal-hero__special-track { min-height: 307px; }
  .portal-hero__special { padding: 21px 20px 17px; }
  .portal-hero__special h2 { margin-top:14px; font-size:27px; }
  .portal-hero__special > div { font-size:11px; }
}