/* ============================================================
   RITMO PLAN PAGE — 南成瀬(index)のデザインに準拠した専用スタイル
   黒基調・Cormorant Garamond・贅沢な余白・フェードイン
   ============================================================ */

:root {
  --rit-bg: #ffffff;
  --rit-ink: #2b2b2b;
  --rit-ink-soft: #6a6a6a;
  --rit-line: rgba(0, 0, 0, 0.12);
  --rit-dark: #1a1a1a;
  --rit-accent: #8a7a5c;   /* 落ち着いたゴールドベージュ */
  --rit-accent-deep: #6b5d44;
  /* 見出し用：indexのFutura指定に準拠（フォールバックにFutura系WebフォントJostを採用） */
  --rit-serif: 'Futura', 'Jost', 'Century Gothic', 'Avenir', sans-serif;
  --rit-jp-serif: 'Noto Serif JP', serif;
  --rit-jp-sans: 'Noto Sans JP', sans-serif;
}

/* ====== ベース（公式CSSを上書き） ====== */
.plan-ritmo {
  font-family: var(--rit-jp-sans);
  color: var(--rit-ink);
  background: var(--rit-bg);
  line-height: 1.9;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}
.plan-ritmo img { max-width: 100%; height: auto; display: block; }
.plan-ritmo .pr-container {
  width: 100%;
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 28px;
}

/* ====== フェードイン共通 ====== */
.plan-ritmo .reveal {
  opacity: 0;
  transform: translateY(36px);
  transition: opacity 1.2s cubic-bezier(0.22, 1, 0.36, 1),
              transform 1.2s cubic-bezier(0.22, 1, 0.36, 1);
  will-change: opacity, transform;
}
.plan-ritmo .reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}
.plan-ritmo .reveal.delay-1 { transition-delay: 0.15s; }
.plan-ritmo .reveal.delay-2 { transition-delay: 0.3s; }
.plan-ritmo .reveal.delay-3 { transition-delay: 0.45s; }

/* ============================================================
   1. HERO
   ============================================================ */
.pr-hero {
  position: relative;
  height: 100vh;
  min-height: 560px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.pr-hero__bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  transform: scale(1.08);
  animation: prHeroZoom 9s ease-out forwards;
}
@keyframes prHeroZoom {
  to { transform: scale(1); }
}
.pr-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(0, 0, 0, 0.45) 0%,
    rgba(0, 0, 0, 0.25) 40%,
    rgba(0, 0, 0, 0.5) 100%
  );
}
.pr-hero__inner {
  position: relative;
  z-index: 2;
  text-align: center;
  color: #fff;
  padding: 0 20px;
}
.pr-hero__en {
  font-family: var(--rit-serif);
  font-weight: 300;
  font-size: clamp(3.4rem, 11vw, 7rem);
  letter-spacing: 0.22em;
  line-height: 1;
  margin: 0 0 0 0.22em;
  text-shadow: 0 4px 40px rgba(0, 0, 0, 0.4);
  opacity: 0;
  transform: translateY(28px);
  filter: blur(8px);
  animation: prHeroFade 1.6s cubic-bezier(0.22, 1, 0.36, 1) 0.3s forwards;
}
.pr-hero__ja {
  margin-top: 26px;
  font-family: var(--rit-jp-serif);
  font-weight: 400;
  font-size: clamp(0.95rem, 2.4vw, 1.25rem);
  letter-spacing: 0.42em;
  text-shadow: 0 2px 24px rgba(0, 0, 0, 0.4);
  opacity: 0;
  transform: translateY(20px);
  animation: prHeroFade 1.6s cubic-bezier(0.22, 1, 0.36, 1) 0.7s forwards;
}
@keyframes prHeroFade {
  to { opacity: 1; transform: translateY(0); filter: blur(0); }
}
.pr-hero__scroll {
  position: absolute;
  left: 50%;
  bottom: 36px;
  transform: translateX(-50%);
  z-index: 3;
  color: rgba(255, 255, 255, 0.85);
  font-family: var(--rit-serif);
  font-size: 0.72rem;
  letter-spacing: 0.3em;
  writing-mode: vertical-rl;
  text-orientation: mixed;
}
.pr-hero__scroll::after {
  content: "";
  display: block;
  width: 1px;
  height: 50px;
  margin: 12px auto 0;
  background: linear-gradient(180deg, rgba(255,255,255,0.8), rgba(255,255,255,0));
  animation: prScrollLine 2.2s ease-in-out infinite;
}
@keyframes prScrollLine {
  0%   { transform: scaleY(0); transform-origin: top; opacity: 0; }
  40%  { transform: scaleY(1); transform-origin: top; opacity: 1; }
  100% { transform: scaleY(1); transform-origin: bottom; opacity: 0; }
}
.pr-hero__cap {
  position: absolute;
  right: 18px;
  bottom: 14px;
  z-index: 3;
  color: rgba(255, 255, 255, 0.7);
  font-family: var(--rit-jp-serif);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
}

/* ============================================================
   セクション見出し（共通）
   ============================================================ */
.pr-sec {
  padding: clamp(80px, 12vw, 160px) 0;
  position: relative;
}
.pr-head {
  text-align: center;
  margin-bottom: clamp(48px, 7vw, 88px);
}
.pr-head__en {
  display: block;
  font-family: var(--rit-serif);
  font-weight: 300;
  font-size: clamp(2.4rem, 6vw, 4rem);
  letter-spacing: 0.2em;
  color: var(--rit-dark);
  line-height: 1.1;
  margin-left: 0.2em;
}
.pr-head__line {
  display: block;
  width: 56px;
  height: 1px;
  background: var(--rit-accent);
  margin: 26px auto;
}
.pr-head__ja {
  font-family: var(--rit-jp-serif);
  font-weight: 400;
  font-size: clamp(1rem, 2.6vw, 1.45rem);
  letter-spacing: 0.16em;
  color: var(--rit-ink);
  line-height: 2.1;
}

/* ============================================================
   2. PLAN INTRO（特徴3点）
   ============================================================ */
.pr-features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(24px, 4vw, 56px);
  margin-top: clamp(40px, 6vw, 72px);
}
.pr-feature {
  text-align: center;
}
.pr-feature__num {
  font-family: var(--rit-serif);
  font-size: 1.6rem;
  letter-spacing: 0.15em;
  color: var(--rit-accent);
  line-height: 1;
}
.pr-feature__icon {
  width: 64px;
  height: 64px;
  margin: 18px auto 22px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--rit-line);
  border-radius: 50%;
  color: var(--rit-accent-deep);
}
.pr-feature__icon svg { width: 28px; height: 28px; }
.pr-feature__ttl {
  font-family: var(--rit-jp-serif);
  font-size: clamp(1.05rem, 2.4vw, 1.3rem);
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--rit-dark);
  margin-bottom: 12px;
  line-height: 1.6;
}
.pr-feature__ttl .em {
  font-family: var(--rit-serif);
  font-size: 1.9em;
  font-weight: 400;
  color: var(--rit-accent-deep);
  vertical-align: -0.06em;
  margin: 0 0.04em;
}
.pr-feature__txt {
  font-size: 0.92rem;
  letter-spacing: 0.04em;
  color: var(--rit-ink-soft);
  line-height: 1.95;
}

/* ============================================================
   3. 区画図 / SITE PLAN
   ============================================================ */
.pr-siteplan { background: #f6f4ef; }
.pr-siteplan__fig {
  background: #fff;
  border: 1px solid var(--rit-line);
  padding: clamp(20px, 4vw, 48px);
  box-shadow: 0 30px 70px -40px rgba(0, 0, 0, 0.25);
}
.pr-siteplan__fig figcaption {
  margin-top: 18px;
  text-align: center;
  font-family: var(--rit-jp-serif);
  font-size: 0.85rem;
  letter-spacing: 0.1em;
  color: var(--rit-ink-soft);
}

/* 区画図イラスト画像（右下のクレジット表記をトリミングで非表示） */
.pr-siteplan__imgwrap {
  position: relative;
  width: 100%;
  overflow: hidden;
  background: #fff;
}
.pr-siteplan__img {
  display: block;
  width: 100%;
  height: auto;
  background: #fff;
  /* 下端のクレジット行（右下のクレジット表記）を切り取る */
  margin-bottom: -9%;
}

/* SVG区画図のスタイル */
.pr-lotmap { width: 100%; height: auto; display: block; }
.pr-lotmap .road { fill: #ece8e0; }
.pr-lotmap .road-line { stroke: #fff; stroke-width: 2; stroke-dasharray: 8 8; }
.pr-lotmap .lot { fill: #fbfaf7; stroke: var(--rit-accent); stroke-width: 1.5; transition: fill 0.4s ease; }
.pr-lotmap .lot.sold { fill: #e9e6df; stroke: #c9c4b8; }
.pr-lotmap g.lot-group:hover .lot { fill: #f1ece0; }
.pr-lotmap .lot-no {
  font-family: var(--rit-serif);
  font-size: 22px;
  fill: var(--rit-accent-deep);
  font-weight: 500;
}
.pr-lotmap .lot-area {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 11px;
  fill: var(--rit-ink-soft);
}
.pr-lotmap .compass { fill: var(--rit-ink-soft); }
.pr-lotmap .compass-n { font-family: var(--rit-serif); font-size: 14px; fill: var(--rit-dark); }

/* ============================================================
   4. 間取り / FLOOR PLAN — 区画ごとのPDFボタン
   ============================================================ */
.pr-plan-btns {
  list-style: none;
  margin: clamp(40px, 6vw, 72px) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: clamp(14px, 2vw, 24px);
}
/* PDFが1件のみの場合は中央に控えめなサイズで表示 */
.pr-plan-btns--single {
  grid-template-columns: minmax(240px, 340px);
  justify-content: center;
}
.pr-plan-btns--pair {
  grid-template-columns: repeat(2, minmax(240px, 340px));
  justify-content: center;
}
.pr-plan-btn { margin: 0; }

/* サムネイル付きボタン */
.pr-plan-btn__thumb {
  position: relative;
  display: block;
  width: 100%;
  margin-bottom: 16px;
  overflow: hidden;
  background: #fff;
  border: 1px solid var(--rit-line);
}
.pr-plan-btn__thumb img {
  display: block;
  width: 100%;
  height: auto;
  transition: transform 0.6s cubic-bezier(0.22, 1, 0.36, 1);
}
.pr-plan-btn__zoom {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(26, 26, 26, 0.0);
  opacity: 0;
  transition: all 0.4s ease;
}
.pr-plan-btn__zoom svg {
  width: 38px;
  height: 38px;
  color: #fff;
  stroke-width: 1.4;
}
.pr-plan-btn a:hover .pr-plan-btn__thumb img { transform: scale(1.04); }
.pr-plan-btn a:hover .pr-plan-btn__zoom {
  background: rgba(26, 26, 26, 0.32);
  opacity: 1;
}
.pr-plan-btn a {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 6px;
  padding: clamp(22px, 3vw, 32px) 12px clamp(18px, 2.4vw, 24px);
  background: #fff;
  border: 1px solid var(--rit-line);
  text-decoration: none;
  transition: all 0.4s cubic-bezier(0.22, 1, 0.36, 1);
  box-shadow: 0 20px 50px -38px rgba(0, 0, 0, 0.3);
}
.pr-plan-btn a:hover {
  border-color: var(--rit-accent);
  transform: translateY(-5px);
  box-shadow: 0 26px 50px -30px rgba(0, 0, 0, 0.35);
}
.pr-plan-btn__no {
  font-family: var(--rit-serif);
  font-size: clamp(1.7rem, 3vw, 2.3rem);
  font-weight: 400;
  letter-spacing: 0.08em;
  color: var(--rit-dark);
  line-height: 1;
}
.pr-plan-btn__type {
  font-family: var(--rit-jp-serif);
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  color: var(--rit-accent-deep);
}
.pr-plan-btn__pdf {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--rit-line);
  width: 100%;
  justify-content: center;
  font-family: var(--rit-jp-sans);
  font-size: 0.76rem;
  letter-spacing: 0.06em;
  color: var(--rit-ink-soft);
  transition: color 0.4s ease;
}
.pr-plan-btn a:hover .pr-plan-btn__pdf { color: var(--rit-accent-deep); }
.pr-plan-btn__pdf svg { width: 15px; height: 15px; }

/* 公開準備中（リンクなし）のボタン */
.pr-plan-btn__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 6px;
  padding: clamp(22px, 3vw, 32px) 12px clamp(18px, 2.4vw, 24px);
  background: #f6f4ef;
  border: 1px dashed var(--rit-line);
  height: 100%;
}
.pr-plan-btn--soon .pr-plan-btn__thumb {
  background: #f4f1ea;
  border-color: rgba(138, 122, 92, 0.18);
}
.pr-plan-btn--soon .pr-plan-btn__thumb::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.88), rgba(246, 244, 239, 0.72)),
    repeating-linear-gradient(45deg, rgba(138, 122, 92, 0.09) 0 1px, transparent 1px 12px);
  pointer-events: none;
}
.pr-plan-btn--soon .pr-plan-btn__thumb img {
  opacity: 0.2;
  filter: grayscale(1) sepia(0.16) saturate(0.2) contrast(0.42) brightness(1.55) blur(0.35px);
}
.pr-plan-btn--soon .pr-plan-btn__no { color: #b8b1a3; }
.pr-plan-btn--soon .pr-plan-btn__type { color: #b8b1a3; }
.pr-plan-btn__pdf--soon {
  display: block;
  width: 100%;
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--rit-line);
  font-family: var(--rit-jp-sans);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: #b0a896;
}

@media (max-width: 767px) {
  .pr-plan-btns:not(.pr-plan-btns--single) { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 380px) {
  .pr-plan-btns:not(.pr-plan-btns--single) { grid-template-columns: 1fr; }
  .pr-plan-btns--single { grid-template-columns: 1fr; }
}

/* ============================================================
   （旧）間取り左右レイアウト ※未使用
   ============================================================ */
.pr-floor__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(30px, 5vw, 64px);
  align-items: center;
}
.pr-floor__imgwrap {
  background: #fff;
  border: 1px solid var(--rit-line);
  padding: clamp(16px, 3vw, 32px);
  box-shadow: 0 30px 70px -40px rgba(0, 0, 0, 0.25);
}
.pr-floor__imgwrap figcaption {
  margin-top: 14px;
  text-align: right;
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  color: var(--rit-ink-soft);
}
.pr-floor__no {
  font-family: var(--rit-serif);
  font-size: clamp(2.6rem, 6vw, 4rem);
  font-weight: 300;
  letter-spacing: 0.1em;
  color: var(--rit-dark);
  line-height: 1;
  margin-bottom: 8px;
}
.pr-floor__no small {
  display: block;
  font-family: var(--rit-jp-serif);
  font-size: 0.95rem;
  letter-spacing: 0.14em;
  color: var(--rit-accent-deep);
  margin-top: 14px;
}
.pr-spec {
  list-style: none;
  margin: 28px 0 0;
  padding: 0;
  border-top: 1px solid var(--rit-line);
}
.pr-spec li {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 16px;
  padding: 16px 0;
  border-bottom: 1px solid var(--rit-line);
}
.pr-spec dt,
.pr-spec .pr-spec__label {
  font-family: var(--rit-jp-serif);
  font-size: 0.82rem;
  letter-spacing: 0.14em;
  color: var(--rit-ink-soft);
  white-space: nowrap;
}
.pr-spec .pr-spec__value {
  font-size: 1.02rem;
  letter-spacing: 0.04em;
  color: var(--rit-dark);
  text-align: right;
  font-weight: 500;
}
.pr-spec .pr-spec__value .unit {
  font-size: 0.78rem;
  color: var(--rit-ink-soft);
  margin-left: 2px;
  font-weight: 400;
}

/* 省エネラベル */
.pr-eco {
  margin-top: clamp(48px, 7vw, 80px);
  display: flex;
  gap: clamp(20px, 4vw, 48px);
  align-items: center;
  background: #f6f4ef;
  border: 1px solid var(--rit-line);
  padding: clamp(24px, 4vw, 44px);
}
.pr-eco__img {
  flex: 0 0 200px;
  max-width: 200px;
}
.pr-eco__txt p {
  font-size: 0.86rem;
  color: var(--rit-ink-soft);
  letter-spacing: 0.04em;
  line-height: 1.9;
}
.pr-eco__ttl {
  font-family: var(--rit-jp-serif);
  font-size: 1.15rem !important;
  font-weight: 500;
  color: var(--rit-dark) !important;
  letter-spacing: 0.1em;
  margin-bottom: 12px;
}

/* ============================================================
   5. INTERIOR COLOR
   ============================================================ */
.pr-interior { background: var(--rit-dark); color: #fff; }
.pr-interior .pr-head__en { color: #fff; }
.pr-interior .pr-head__ja { color: rgba(255, 255, 255, 0.86); }
.pr-interior .pr-head__line { background: var(--rit-accent); }

.pr-colors {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(24px, 3.5vw, 44px);
  margin-top: clamp(40px, 6vw, 72px);
}
.pr-color {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.12);
}
.pr-color__img {
  position: relative;
  aspect-ratio: 4 / 3;
  overflow: hidden;
}
.pr-color__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 1.2s cubic-bezier(0.22, 1, 0.36, 1);
}
.pr-color:hover .pr-color__img img { transform: scale(1.06); }
.pr-color__body { padding: clamp(22px, 3vw, 34px); }
.pr-color__name {
  font-family: var(--rit-serif);
  font-size: 2rem;
  font-weight: 400;
  letter-spacing: 0.14em;
  color: #fff;
  line-height: 1;
}
.pr-color__sub {
  display: block;
  margin-top: 8px;
  font-family: var(--rit-jp-serif);
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  color: var(--rit-accent);
}
.pr-color__swatches {
  display: flex;
  gap: 10px;
  margin: 22px 0;
}
.pr-color__swatch {
  flex: 1;
  height: 42px;
  border-radius: 3px;
  border: 1px solid rgba(255, 255, 255, 0.18);
}
.pr-color__txt {
  font-size: 0.86rem;
  letter-spacing: 0.03em;
  color: rgba(255, 255, 255, 0.78);
  line-height: 1.95;
}

/* ============================================================
   6. 注釈
   ============================================================ */
.pr-notes {
  background: #f6f4ef;
  padding: clamp(40px, 6vw, 64px) 0;
}
.pr-notes p {
  font-family: var(--rit-jp-serif);
  font-size: 0.78rem;
  color: var(--rit-ink-soft);
  letter-spacing: 0.02em;
  line-height: 1.85;
  margin-bottom: 8px;
  text-indent: -1em;
  padding-left: 1em;
}

/* ============================================================
   7. ページ内CTA（次ページ誘導）
   ============================================================ */
.pr-cta {
  position: relative;
  padding: clamp(90px, 13vw, 170px) 0;
  text-align: center;
  color: #fff;
  overflow: hidden;
}
.pr-cta__bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
}
.pr-cta::after {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.55);
}
.pr-cta__inner { position: relative; z-index: 2; }
.pr-cta__lead {
  font-family: var(--rit-jp-serif);
  font-size: clamp(1.05rem, 2.6vw, 1.5rem);
  letter-spacing: 0.14em;
  line-height: 2.2;
  margin-bottom: 40px;
}
.pr-btn {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  padding: 16px 46px;
  border: 1px solid rgba(255, 255, 255, 0.6);
  color: #fff !important;
  font-family: var(--rit-serif);
  font-size: 0.95rem;
  letter-spacing: 0.3em;
  text-decoration: none !important;
  background: rgba(255, 255, 255, 0.04);
  backdrop-filter: blur(4px);
  transition: all 0.4s ease;
}
.pr-btn:hover {
  background: rgba(255, 255, 255, 0.92);
  color: var(--rit-dark) !important;
  border-color: #fff;
  letter-spacing: 0.34em;
}

/* ============================================================
   レスポンシブ
   ============================================================ */
@media (max-width: 880px) {
  .pr-floor__grid { grid-template-columns: 1fr; }
  .pr-floor__head { text-align: center; }
  .pr-eco { flex-direction: column; text-align: center; }
  .pr-eco__img { margin: 0 auto; }
}
@media (max-width: 767px) {
  .plan-ritmo .pr-container { padding: 0 22px; }
  .pr-features { grid-template-columns: 1fr; gap: 44px; }
  .pr-colors { grid-template-columns: 1fr; gap: 36px; }
  .pr-hero { height: 86vh; }
}