:root{
  --bg:#fafafa; --txt:#1f2937; --muted:#6b7280;
  --main:#355D4A; --accent:#A3C9A8; --soft:#F2F7F4;
  --white:#fff; --border:#e5e7eb;
  --r:18px; --shadow:0 10px 30px rgba(0,0,0,.06);
}

html,body{background:var(--bg);color:var(--txt)}
*{box-sizing:border-box}
a{color:var(--main);text-decoration:none}
a.link{text-decoration:underline;text-underline-offset:2px}
.about{padding-top:60px}
.wrap{max-width:1120px;margin:0 auto;padding:0 16px}
.h{font-size:clamp(1.4rem,3vw,1.8rem);margin:.2rem 0 .7rem}

/* HERO */
.ab-hero{position:relative;min-height:60vh;display:grid;align-items:center}
.ab-hero__art{position:absolute;inset:0;z-index:0;margin:0;}
.ab-hero__art img{width:100%;height:100%;object-fit:cover;filter:brightness(.9) saturate(.98)}
.ab-hero::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg, rgba(250,250,250,.92), rgba(250,250,250,.7), transparent)}
.ab-hero__inner{position:relative;z-index:1;padding:clamp(24px,5vw,48px) 16px}
.eyebrow{font-weight:800;letter-spacing:.06em;color:#1f3a2e;opacity:.75}
.display{font-weight:800;line-height:1.25;font-size:28px;margin:.2rem 0 .8rem}
.lead{font-size:clamp(1rem,2.4vw,1.15rem);color:#233}
.ab-hero__nav{display:flex;gap:.5rem;flex-wrap:wrap;margin-top:1rem}
.ab-hero__nav a{display:inline-flex;align-items:center;justify-content:center;border-radius:999px;padding:.45rem .8rem;background:var(--white);border:1px solid var(--border);color:#123}
.ab-hero__nav a:hover{border-color:#cfd3da}

/* Section */
.ab-section{padding:28px 0}
.ab-section--soft{background:var(--soft)}
.ab-section--paper{background:#fff}

/* Philosophy */
.philosophy h3{font-size:clamp(1.2rem,2.6vw,1.5rem);margin:.3rem 0 .6rem}
.philosophy p{line-height:1.95}
.philosophy p span{font-weight:800}

/* Philosophy v2 */
.philosophy.v2 {
  position: relative;
  overflow: hidden;
  background: linear-gradient(180deg, #f6faf7 0%, var(--bg) 100%);
  border-radius: 24px;
  padding: clamp(36px, 6vw, 64px) 0;
}

.ph-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 0;
}

.ph-blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(50px);
  opacity: .15;
}

.ph-blob.b1 {
  width: 300px;
  height: 300px;
  background: var(--accent);
  top: -80px;
  right: -60px;
}

.ph-blob.b2 {
  width: 250px;
  height: 250px;
  background: var(--main);
  bottom: -80px;
  left: -60px;
  opacity: .1;
}

.philosophy.v2 .wrap {
  position: relative;
  z-index: 1;
}

.ph-head {
  text-align: center;
  margin-bottom: clamp(24px, 4vw, 36px);
}

.ph-display {
  font-size: clamp(1.3rem, 3.5vw, 1.9rem);
  font-weight: 800;
  line-height: 1.4;
  color: var(--txt);
  margin: 0;
}

.ph-display .accent {
  color: var(--main);
}

.ph-body {
  max-width: 720px;
  margin: 0 auto;
}

.ph-rule {
  width: 48px;
  height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--main));
  border-radius: 999px;
  margin: 0 auto 24px;
  opacity: .5;
}

.ph-prose {
  padding: 0 clamp(0px, 2vw, 16px);
}

.ph-prose p {
  line-height: 2;
  color: #374151;
  margin: 0 0 1.4em;
  font-size: clamp(14px, 2.2vw, 15.5px);
}

.ph-prose p:last-child {
  margin-bottom: 0;
}

.ph-prose strong {
  color: var(--main);
}

.ph-note{
  margin: 0 0 1.4em;
  padding: 1rem 1.1rem;
  border: 1px solid rgba(163,201,168,.35);
  border-radius: 16px;
  background: rgba(255,255,255,.82);
  box-shadow: 0 10px 24px rgba(76,107,92,.06);
}

.ph-note__label{
  display: inline-flex;
  align-items: center;
  margin-bottom: .55rem;
  padding: .32rem .7rem;
  border-radius: 999px;
  background: linear-gradient(135deg, rgba(163,201,168,.32), rgba(214,234,223,.85));
  color: var(--main);
  font-size: .72rem;
  font-weight: 800;
  letter-spacing: .08em;
}

.ph-note p{
  margin: 0;
  line-height: 1.85;
}

.ph-closure {
  margin-top: 2em !important;
  padding-top: 1.4em;
  border-top: 1px solid rgba(163,201,168,.25);
  text-align: center;
}

@media (max-width: 560px) {
  .philosophy.v2 {
    border-radius: 0;
  }
}

/* MVV */
.mvv{display:grid;gap:.8rem}
.mvv__item{padding:1rem;border-bottom: 1px solid var(--border);}
.mvv__item h4{margin:.2rem 0 .4rem;}
.value{margin:.4rem 0 0 1rem;list-style: auto;padding: 0;}
.value li{margin:.15rem 0}
strong{color: var(--main);}

/* HOW */
.how{display:grid;gap:.8rem;margin:.4rem 0}
.how__note{
  margin: 0 0 1rem;
  padding: .95rem 1rem;
  border-left: 4px solid var(--accent);
  border-radius: 14px;
  background: rgba(255,255,255,.7);
  color: #374151;
  line-height: 1.8;
}
.how__step{background:var(--white);border:1px solid var(--border);border-radius:16px;overflow:hidden;box-shadow:var(--shadow)}
.how__step img{width:100%;height:180px;object-fit:cover;display:block}
.how__step h4{margin:.6rem .8rem .2rem}
.how__step p{margin:0 .8rem .8rem;color:#233}
.callout{margin:.8rem 0 0;background:#fff;border:1px dashed var(--border);border-radius:12px;padding:.8rem}

/* TIMELINE */
.timeline{list-style:none;padding:0;margin:.2rem 0}
.timeline li{display:grid;grid-template-columns:90px 1fr;gap:.6rem;padding:.6rem .2rem;border-bottom:1px dashed var(--border)}
.timeline time{font-weight:800;color:#111}

/* TEAM */
.team{list-style:none;padding:0;margin:.2rem 0;display:grid;gap:.8rem}
.member{display:grid;grid-template-columns:90px 1fr;gap:.8rem;background:#fff;border:1px solid var(--border);border-radius:16px;box-shadow:var(--shadow);padding:.7rem}
.member img{width:90px;height:90px;object-fit:cover;border-radius:10px}
.member-flex {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    justify-content: space-around;
    align-items: flex-start;
    width: 100%;
}
.member-card {
    width: 20%;
    margin: 0 auto;
    text-align: center;
}
@media(max-width:720px) {
    .member-card {
        width: 45%;
    }
}
.member-card img {
    width: 80%;
    height: auto;
    margin: 0 auto;
    border-radius: 50%;
}
.muted{color:var(--muted)}

/* PARTNERS */
.logos{list-style:none;padding:0;margin:.6rem 0;display:flex;gap:.7rem;flex-wrap:wrap;align-items:center}
.logos li{flex:0 0 auto;background:#fff;border:1px solid var(--border);border-radius:12px;padding:.6rem .9rem;box-shadow:var(--shadow)}
.logos img{height:28px;width:auto;display:block}

/* IMPACT */
.metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:.8rem;margin:.6rem 0}
.metric{background:#fff;border:1px solid var(--border);border-radius:16px;box-shadow:var(--shadow);padding:1rem;text-align:center}
.metric strong{font-size:clamp(1.4rem,4vw,2.2rem);font-weight:900;display:inline-block;min-width:2ch}
.metric span{margin-left:.2rem}
.note{color:var(--muted);margin:.4rem 0 0}

/* ===== VISION SECTION ===== */
.vision {
  background: linear-gradient(180deg, #f6faf7 0%, var(--bg) 100%);
  position: relative;
  overflow: hidden;
}

.vision::before {
  content: "";
  position: absolute;
  top: -40px;
  right: -60px;
  width: 200px;
  height: 200px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(163,201,168,.15), transparent 70%);
  pointer-events: none;
}

.vision__head {
  text-align: center;
  margin-bottom: clamp(28px, 4vw, 40px);
}

.vision__title {
  font-size: clamp(1.3rem, 3.5vw, 1.9rem);
  font-weight: 800;
  color: var(--main);
  margin: .2rem 0 .6rem;
  line-height: 1.35;
}

.vision__lead {
  color: #374151;
  font-size: clamp(14px, 2.2vw, 15.5px);
  line-height: 1.8;
  margin: 0;
}

.vision__phase-note{
  max-width: 700px;
  margin: 16px auto 0;
  padding: 14px 16px;
  border: 1px solid rgba(163,201,168,.34);
  border-radius: 16px;
  background: rgba(255,255,255,.78);
  color: #374151;
  line-height: 1.8;
  font-size: clamp(13px, 2vw, 14.5px);
  box-shadow: 0 10px 24px rgba(76,107,92,.06);
}

/* --- Cycle Diagram (Vertical Scroll) --- */
.vision-cycle-v {
  position: relative;
  max-width: 680px;
  margin: 0 auto 48px;
  padding: 16px 0;
}

/* 中央の縦ライン */
.vc-line {
  position: absolute;
  left: 50%;
  top: 0;
  bottom: 0;
  width: 3px;
  transform: translateX(-50%);
  background: #e8f0e6;
  border-radius: 999px;
  overflow: hidden;
}
.vc-line__fill {
  width: 100%;
  height: 0%;
  background: linear-gradient(180deg, var(--accent), var(--main));
  border-radius: 999px;
  transition: height 1.2s cubic-bezier(.23,1,.32,1);
}
.vision-cycle-v.vc-active .vc-line__fill {
  height: 100%;
}

/* ノード共通 */
.vc-node {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  gap: 0;
  padding: 8px 0;
  margin: 24px 0;
  opacity: 0;
  transform: translateY(30px);
  transition: opacity .7s cubic-bezier(.23,1,.32,1), transform .7s cubic-bezier(.23,1,.32,1);
}
.vc-node.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* 左配置 */
.vc-node--left {
  flex-direction: row;
  padding-right: calc(50% + 24px);
  justify-content: flex-end;
}
.vc-node--left .vc-node__dot {
  order: 2;
  position: absolute;
  right: calc(50% - 8px);
  top: 50%;
  transform: translateY(-50%);
}

/* 右配置 */
.vc-node--right {
  flex-direction: row-reverse;
  padding-left: calc(50% + 24px);
  justify-content: flex-end;
}
.vc-node--right .vc-node__dot {
  order: 2;
  position: absolute;
  left: calc(50% - 8px);
  top: 50%;
  transform: translateY(-50%);
}

/* 中央配置（分岐） */
.vc-node--center {
  flex-direction: column;
  align-items: center;
  z-index: 3;
}

/* ドット */
.vc-node__dot {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: #fff;
  border: 3px solid var(--main);
  flex-shrink: 0;
  z-index: 2;
  box-shadow: 0 0 0 4px rgba(53,93,74,.1);
  transition: transform .4s, box-shadow .4s;
}
.vc-node.is-visible .vc-node__dot {
  box-shadow: 0 0 0 8px rgba(53,93,74,.12);
}

/* コネクターラベル（ノード間） */
.vc-connector {
  position: absolute;
  left: 50%;
  bottom: -24px;
  transform: translateX(-50%);
  z-index: 4;
  font-size: 11px;
  font-weight: 700;
  color: var(--main);
  background: #fff;
  border: 1px solid #e8f0e6;
  padding: 3px 12px;
  border-radius: 999px;
  white-space: nowrap;
  box-shadow: 0 2px 6px rgba(0,0,0,.04);
}
.vc-node--right .vc-connector {
  bottom: -24px;
}
.vc-node--center .vc-connector {
  position: relative;
  left: auto;
  bottom: auto;
  transform: none;
  margin-top: 8px;
}

/* カード */
.vc-node__card {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  background: #fff;
  border: 1px solid #e8f0e6;
  border-radius: 18px;
  padding: 18px;
  box-shadow: 0 6px 24px rgba(0,0,0,.05);
  max-width: 270px;
  transition: box-shadow .4s, transform .4s;
}
.vc-node.is-visible .vc-node__card {
  box-shadow: 0 10px 36px rgba(53,93,74,.1);
}

.vc-node__icon {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: #f2f7f4;
  border: 2px solid #d6eadf;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.vc-node__num {
  font-size: 12px;
  font-weight: 800;
  color: var(--accent);
  letter-spacing: .15em;
}

.vc-node__title {
  font-size: 15px;
  font-weight: 700;
  color: var(--main);
  margin: 2px 0 4px;
  line-height: 1.3;
}

.vc-node__desc {
  font-size: 13px;
  color: #374151;
  line-height: 1.7;
  margin: 0;
}

/* 分岐の03ラベル */
.vc-split__num {
  margin-bottom: 4px;
}

/* 分岐カード */
.vc-split {
  display: flex;
  gap: 14px;
  justify-content: center;
  width: 100%;
  max-width: 440px;
}
.vc-split__card {
  flex: 1;
  background: #fff;
  border: 1px solid #e8f0e6;
  border-radius: 14px;
  padding: 16px 14px;
  width: 95%;
  text-align: center;
  box-shadow: 0 4px 16px rgba(0,0,0,.04);
  transition: transform .4s, box-shadow .4s;
}
.vc-node.is-visible .vc-split__card {
  box-shadow: 0 8px 28px rgba(53,93,74,.08);
}
.vc-split__card p {
  font-size: 13px;
  color: #374151;
  line-height: 1.6;
  margin: 6px 0 0;
}
.vc-split__card strong {
  color: var(--main);
}
.vc-split__badge {
  display: inline-block;
  font-size: 12px;
  font-weight: 800;
  color: #fff;
  background: var(--main);
  border-radius: 8px;
  padding: 4px 14px;
  letter-spacing: .05em;
}
.vc-split__badge--ec {
  background: var(--accent);
  color: var(--main);
}

/* 還元 */
.vc-return {
  position: relative;
  z-index: 3;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 16px 0 4px;
  opacity: 0;
  transform: translateY(24px);
  transition: opacity .8s .15s, transform .8s .15s;
}
.vc-return.is-visible {
  opacity: 1;
  transform: translateY(0);
}
.vc-return__content {
  display: flex;
  align-items: center;
  gap: 12px;
  background: #fff;
  border: 2px dashed #d6eadf;
  border-radius: 16px;
  padding: 14px 24px;
  box-shadow: 0 4px 16px rgba(53,93,74,.06);
}
.vc-return__text {
  font-size: 13px;
  color: #6b7280;
  line-height: 1.6;
  margin: 0;
  text-align: center;
}
.vc-return__text strong {
  color: var(--main);
  font-size: 14px;
}

/* --- Benefit Cards --- */
.vision-benefits {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(12px, 2vw, 20px);
  margin-bottom: 36px;
}

.vision-benefit {
  background: #fff;
  border: 1px solid #e8f0e6;
  border-radius: 18px;
  padding: clamp(16px, 2.4vw, 24px);
  box-shadow: 0 4px 16px rgba(0,0,0,.04);
  transition: transform .2s, box-shadow .2s;
}

.vision-benefit:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 28px rgba(0,0,0,.07);
}

.vision-benefit__icon {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: #f2f7f4;
  border: 1px solid #e8f0e6;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 12px;
}

.vision-benefit h4 {
  font-size: 15px;
  font-weight: 700;
  color: var(--main);
  margin: 0 0 6px;
}

.vision-benefit p {
  font-size: 14px;
  color: #374151;
  line-height: 1.7;
  margin: 0;
}

/* --- Closure --- */
.vision__closure {
  text-align: center;
  max-width: 600px;
  margin: 0 auto;
  padding-top: 28px;
  border-top: 1px solid rgba(163,201,168,.25);
}

.vision__closure p {
  font-size: clamp(14px, 2.2vw, 15.5px);
  line-height: 2;
  color: #374151;
  margin: 0;
}

.vision__closure strong {
  color: var(--main);
}

/* --- Vision Responsive --- */
@media (max-width: 860px) {
  .vision-benefits {
    grid-template-columns: 1fr;
  }
}

/* Cycle vertical responsive */
@media (max-width: 640px) {
  .vc-line {
    left: 20px;
  }
  .vc-node--left,
  .vc-node--right {
    padding-right: 0;
    padding-left: 44px;
    flex-direction: row-reverse;
    justify-content: flex-end;
  }
  .vc-node--left .vc-node__dot,
  .vc-node--right .vc-node__dot {
    right: auto;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
  }
  .vc-connector {
    left: 20px;
    transform: none;
    bottom: -24px;
  }
  .vc-node--right .vc-connector {
    left: 20px;
    transform: none;
    bottom: -24px;
  }
  .vc-node__card {
    max-width: 100%;
    padding: 14px;
    gap: 10px;
  }
  .vc-node--center .vc-node__dot {
    position: absolute;
    left: 12px;
    top: 10px;
  }
  .vc-split {
    flex-direction: column;
    gap: 10px;
    max-width: 100%;
    margin-left: 44px;
  }
  .vc-split__num {
    margin-left: 44px;
    text-align: left;
  }
  .vc-node--center .vc-connector {
    bottom: -24px;
    text-align: left;
    align-self: flex-start;
  }
  .vc-return__content {
    padding: 12px 16px;
    gap: 10px;
  }
}

@media (max-width: 420px) {
  .vc-node__card {
    padding: 12px;
  }
  .vc-node__title {
    font-size: 14px;
  }
  .vc-node__desc {
    font-size: 12px;
  }
}

/* CTA */
.ab-cta{background:var(--soft);margin:6px auto 24px auto}
.ab-cta h2{font-size: 18px;}
.ab-cta__inner{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:1.2rem 0}
.btn{display:inline-flex;align-items:center;justify-content:center;border-radius:999px;padding:.65rem 1rem;font-weight:800;border:1px solid transparent;cursor:pointer}
.btn--primary{background:var(--main);color:#fff}
.btn--primary:hover{filter:brightness(.95)}
.btn--ghost{background:#fff;border:1px solid var(--border);color:#123}

/* Responsive */
@media(min-width:720px){
  .mvv{grid-template-columns:repeat(3,1fr)}
  .how{grid-template-columns:repeat(3,1fr)}
  .team{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:720px){
  .sp{display:inline}
  .ab-cta__inner {
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
    padding: 1rem;
    gap: 0;
  }
}
@media(min-width:721px){
  .sp{display:none}
}