:root{
  --ink:#12213a;
  --navy:#10233f;
  --navy2:#1c3558;
  --green:#365b46;
  --sage:#8fa58f;
  --river:#8fb9c7;
  --sky:#dfeef2;
  --paper:#fbf7ed;
  --paper2:#fffdf8;
  --sand:#efe7d7;
  --muted:#6d7280;
  --line:rgba(18,33,58,.12);
  --shadow:0 30px 90px rgba(16,35,63,.12);
  --shadow2:0 14px 42px rgba(16,35,63,.10);
  --radius:28px;
  --ease:cubic-bezier(.19,1,.22,1);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  color:var(--ink);
  background:
    radial-gradient(circle at 12% 0%, rgba(143,185,199,.22), transparent 32%),
    linear-gradient(180deg,var(--paper2),var(--paper));
  font-family:-apple-system,BlinkMacSystemFont,"Hiragino Sans","Hiragino Kaku Gothic ProN","Yu Gothic",Meiryo,sans-serif;
  line-height:1.9;
  letter-spacing:.025em;
  overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
::selection{background:rgba(143,165,143,.35)}
.container{width:min(1160px,calc(100% - 40px));margin:0 auto}
.mincho{font-family:"Hiragino Mincho ProN","Yu Mincho","YuMincho",serif}
.progress{position:fixed;inset:0 auto auto 0;height:3px;width:0;background:linear-gradient(90deg,var(--green),var(--river),var(--navy));z-index:9999;transform-origin:left}
.header{position:fixed;top:0;left:0;right:0;z-index:1000;transition:.35s var(--ease);border-bottom:1px solid transparent}
.header.is-scrolled{background:rgba(251,247,237,.82);backdrop-filter:blur(18px);border-bottom-color:var(--line)}
.header-inner{height:78px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.logo{display:flex;align-items:center;gap:12px;font-weight:700;color:var(--navy);letter-spacing:.07em;cursor:pointer}
.logo-mark{width:42px;height:42px;border-radius:14px;background:rgba(16,35,63,.94);color:#fff;display:grid;place-items:center;font-family:"Yu Mincho",serif;font-size:23px;box-shadow:0 12px 28px rgba(16,35,63,.16);transition:.4s var(--ease)}
.logo:hover .logo-mark{transform:translateY(-2px) rotate(-4deg)}
.logo span:last-child{font-size:14px;color:rgba(18,33,58,.78);letter-spacing:.02em;font-weight:500}
.nav{display:flex;align-items:center;gap:20px;font-size:13px;color:rgba(18,33,58,.72);white-space:nowrap}
.nav a{position:relative;padding:8px 0;transition:.2s}
.nav a:after{content:"";position:absolute;left:0;right:100%;bottom:5px;height:1px;background:var(--green);transition:.3s var(--ease)}
.nav a:hover{color:var(--navy)}
.nav a:hover:after{right:0}
.nav .contact-link{padding:9px 16px;border-radius:999px;border:1px solid rgba(16,35,63,.22);background:rgba(255,255,255,.46);color:var(--navy);font-weight:700}
.mobile-toggle{display:none;border:0;background:transparent;width:44px;height:44px;position:relative}
.mobile-toggle span{position:absolute;left:10px;right:10px;height:2px;background:var(--navy);transition:.3s}.mobile-toggle span:nth-child(1){top:15px}.mobile-toggle span:nth-child(2){top:22px}.mobile-toggle span:nth-child(3){top:29px}
.hero{position:relative;min-height:100svh;display:flex;align-items:center;padding:116px 0 76px;overflow:hidden}
.hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(251,247,237,.98) 0%,rgba(251,247,237,.92) 36%,rgba(251,247,237,.16) 70%,rgba(251,247,237,.12) 100%);z-index:1;pointer-events:none}
.hero-bg{position:absolute;inset:0;background-image:url('../img/hero-watercolor.png');background-size:cover;background-position:center;filter:saturate(1.02) contrast(1.01);transform:scale(1.035);animation:slowZoom 28s ease-in-out infinite alternate}
@keyframes slowZoom{from{transform:scale(1.035) translate3d(0,0,0)}to{transform:scale(1.09) translate3d(-1.2%,.8%,0)}}
.hero-content{position:relative;z-index:2;width:min(660px,100%)}
.eyebrow{display:inline-flex;align-items:center;gap:10px;margin-bottom:24px;padding:9px 14px;border:1px solid rgba(54,91,70,.20);border-radius:999px;background:rgba(255,255,255,.54);backdrop-filter:blur(12px);font-size:12px;font-weight:800;letter-spacing:.14em;color:var(--green)}
.eyebrow:before{content:"";width:8px;height:8px;border-radius:50%;background:var(--green);box-shadow:0 0 0 7px rgba(54,91,70,.12)}
h1{margin:0;color:var(--navy);font-size:clamp(42px,6vw,78px);line-height:1.14;letter-spacing:.05em;font-weight:500;text-wrap:balance}
.hero-lead{margin:30px 0 0;font-size:clamp(16px,2vw,18px);color:#344054;max-width:620px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:34px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:50px;padding:0 22px;border-radius:999px;font-weight:800;font-size:14px;transition:.35s var(--ease);border:1px solid transparent}.btn.primary{background:var(--navy);color:#fff;box-shadow:0 20px 42px rgba(16,35,63,.22)}.btn.secondary{background:rgba(255,255,255,.58);border-color:rgba(16,35,63,.16);backdrop-filter:blur(12px);color:var(--navy)}.btn:hover{transform:translateY(-2px)}
.hero-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:28px}.hero-tags span{font-size:12px;color:rgba(18,33,58,.72);padding:7px 11px;border-radius:999px;background:rgba(255,255,255,.44);border:1px solid rgba(16,35,63,.10)}
.hero-note{position:absolute;z-index:2;right:min(40px,5vw);bottom:26px;display:flex;align-items:center;gap:12px;font-size:12px;color:rgba(18,33,58,.62);background:rgba(255,255,255,.42);border:1px solid rgba(16,35,63,.10);border-radius:999px;padding:9px 13px;backdrop-filter:blur(14px)}
.bird-button{appearance:none;border:0;background:transparent;color:var(--green);cursor:pointer;font-size:18px;line-height:1;transition:.3s var(--ease)}.bird-button:hover{transform:rotate(-8deg) scale(1.08)}
section{position:relative;padding:98px 0}.section-soft{background:rgba(255,255,255,.42);border-top:1px solid rgba(18,33,58,.07);border-bottom:1px solid rgba(18,33,58,.07)}
.section-head{display:grid;grid-template-columns:.42fr .58fr;gap:50px;align-items:end;margin-bottom:42px}.kicker{font-size:12px;color:var(--green);font-weight:900;letter-spacing:.18em;text-transform:uppercase}.section-title{margin:8px 0 0;color:var(--navy);font-size:clamp(30px,4vw,48px);line-height:1.35;font-weight:500;letter-spacing:.06em;text-wrap:balance}.section-head p{margin:0;color:#596170;font-size:15px}.lead-large{font-size:clamp(20px,2.8vw,30px);line-height:1.7;color:var(--navy);font-family:"Hiragino Mincho ProN","Yu Mincho","YuMincho",serif;letter-spacing:.06em}
.statement{display:grid;grid-template-columns:1fr 1fr 1fr;gap:18px;margin-top:34px}.statement-card{position:relative;background:rgba(255,255,255,.70);border:1px solid rgba(18,33,58,.10);border-radius:var(--radius);padding:30px;box-shadow:var(--shadow2);overflow:hidden;min-height:198px}.statement-card:before{content:"";position:absolute;right:-40px;top:-40px;width:120px;height:120px;border-radius:50%;background:rgba(143,185,199,.18)}.statement-card b{display:block;color:rgba(54,91,70,.78);font-size:12px;letter-spacing:.18em;margin-bottom:16px}.statement-card h3{margin:0;color:var(--navy);font-size:22px;line-height:1.6;font-weight:500}.statement-card p{margin:16px 0 0;color:#5a6271;font-size:14px}
.split{display:grid;grid-template-columns:.96fr 1.04fr;gap:42px;align-items:center}.panel{background:rgba(255,255,255,.70);border:1px solid rgba(18,33,58,.10);border-radius:32px;padding:38px;box-shadow:var(--shadow2)}.panel p:first-child{margin-top:0}.panel p{color:#4b5565}.panel h3{margin:0 0 18px;color:var(--navy);font-size:28px;line-height:1.45;font-weight:500}.image-card{border-radius:34px;overflow:hidden;box-shadow:var(--shadow);border:1px solid rgba(18,33,58,.08);background:#fff}.image-card img{width:100%;height:100%;object-fit:cover;transition:1.4s var(--ease)}.image-card:hover img{transform:scale(1.04)}.caption{margin-top:12px;font-size:12px;color:var(--muted)}
.timeline{display:grid;grid-template-columns:repeat(6,1fr);gap:10px;margin-top:28px}.timeline-step{position:relative;padding:18px 14px;border-radius:18px;background:rgba(255,255,255,.62);border:1px solid rgba(18,33,58,.09);text-align:center;box-shadow:0 8px 24px rgba(16,35,63,.06)}.timeline-step .num{width:28px;height:28px;border-radius:50%;margin:0 auto 10px;display:grid;place-items:center;background:var(--green);color:#fff;font-size:12px;font-weight:800}.timeline-step b{display:block;color:var(--navy);font-size:14px}.timeline-step p{margin:8px 0 0;color:#667085;font-size:12px;line-height:1.65}
.work-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.work-card{background:rgba(255,255,255,.76);border:1px solid rgba(18,33,58,.10);border-radius:26px;padding:26px;box-shadow:0 10px 30px rgba(16,35,63,.06);transition:.4s var(--ease);min-height:270px}.work-card:hover{transform:translateY(-8px);box-shadow:var(--shadow2)}.work-icon{width:48px;height:48px;border-radius:16px;background:linear-gradient(135deg,rgba(143,165,143,.26),rgba(143,185,199,.20));display:grid;place-items:center;color:var(--green);margin-bottom:18px}.work-card h3{margin:0 0 12px;color:var(--navy);font-size:19px;line-height:1.5}.work-card p{margin:0;color:#596170;font-size:14px}.diagram-wrap{margin-top:34px;border-radius:32px;overflow:hidden;box-shadow:var(--shadow2);border:1px solid rgba(18,33,58,.08);background:#fff}.diagram-wrap img{width:100%}
.minakami-box{position:relative;border-radius:36px;overflow:hidden;min-height:580px;box-shadow:var(--shadow);background:var(--navy)}.minakami-box img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;filter:saturate(.96) contrast(.98)}.minakami-box:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(16,35,63,.82),rgba(16,35,63,.52) 42%,rgba(16,35,63,.08))}.minakami-copy{position:relative;z-index:1;width:min(560px,calc(100% - 52px));padding:54px;color:#fff}.minakami-copy h2{margin:0;color:#fff;font-size:clamp(30px,4vw,48px);line-height:1.35;font-family:"Hiragino Mincho ProN","Yu Mincho",serif;font-weight:500}.minakami-copy p{color:rgba(255,255,255,.82)}.minakami-copy .line-list{margin:26px 0 0;display:grid;gap:10px}.line-list span{display:flex;align-items:center;gap:10px;color:rgba(255,255,255,.86);font-size:14px}.line-list span:before{content:"";width:6px;height:6px;border-radius:50%;background:#c4d7c4}
.approach-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:14px}.approach-step{position:relative;background:rgba(255,255,255,.72);border:1px solid rgba(18,33,58,.10);border-radius:24px;padding:24px 18px;text-align:center;box-shadow:0 10px 26px rgba(16,35,63,.06)}.approach-step:not(:last-child):after{content:"";position:absolute;right:-12px;top:50%;width:20px;height:1px;background:rgba(54,91,70,.34)}.approach-step b{display:block;color:rgba(54,91,70,.86);font-size:12px;letter-spacing:.12em}.approach-step h3{margin:8px 0;color:var(--navy);font-size:24px;font-family:"Hiragino Mincho ProN","Yu Mincho",serif;font-weight:500}.approach-step p{margin:0;color:#667085;font-size:13px;line-height:1.65}
.stance{display:grid;grid-template-columns:1fr 1fr;gap:22px}.stance-card{background:rgba(255,255,255,.72);border:1px solid rgba(18,33,58,.10);border-radius:30px;padding:34px;box-shadow:var(--shadow2)}.stance-card h3{margin:0 0 14px;color:var(--navy);font-size:25px;font-weight:500;font-family:"Hiragino Mincho ProN","Yu Mincho",serif}.stance-card p{margin:0;color:#596170}.small-note{margin-top:18px;font-size:12px;color:#7a808d;line-height:1.8}
.articles{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.article-card{display:flex;flex-direction:column;background:rgba(255,255,255,.76);border:1px solid rgba(18,33,58,.10);border-radius:28px;overflow:hidden;box-shadow:var(--shadow2);transition:.4s var(--ease)}.article-card:hover{transform:translateY(-8px)}.article-card .thumb{height:190px;background:#ddd;overflow:hidden}.article-card .thumb img{width:100%;height:100%;object-fit:cover}.article-body{padding:26px}.article-body .tag{font-size:11px;color:var(--green);font-weight:900;letter-spacing:.14em}.article-body h3{margin:8px 0 10px;color:var(--navy);font-size:20px;line-height:1.5}.article-body p{margin:0;color:#596170;font-size:14px}.article-body .read{display:inline-flex;margin-top:18px;font-weight:800;color:var(--navy);font-size:13px}
.contact-panel{position:relative;border-radius:38px;padding:56px;background:linear-gradient(135deg,#10233f,#284f3b);color:#fff;overflow:hidden;box-shadow:var(--shadow)}.contact-panel:before{content:"";position:absolute;right:-80px;top:-110px;width:360px;height:360px;border-radius:50%;background:rgba(255,255,255,.08)}.contact-panel .inner{position:relative;display:grid;grid-template-columns:1fr auto;gap:36px;align-items:center}.contact-panel h2{margin:0 0 12px;color:#fff;font-size:clamp(28px,4vw,44px);font-family:"Hiragino Mincho ProN","Yu Mincho",serif;font-weight:500}.contact-panel p{margin:0;color:rgba(255,255,255,.80)}.contact-panel .btn{background:#fff;color:var(--navy)}
.footer{padding:42px 0;color:#667085;font-size:13px;border-top:1px solid rgba(18,33,58,.09)}.footer-inner{display:flex;gap:20px;justify-content:space-between;flex-wrap:wrap}.footer-links{display:flex;gap:18px;flex-wrap:wrap}.footer a:hover{color:var(--navy)}
.reveal{opacity:0;transform:translateY(26px);transition:opacity .9s var(--ease),transform .9s var(--ease)}.reveal.is-visible{opacity:1;transform:none}.delay-1{transition-delay:.08s}.delay-2{transition-delay:.16s}.delay-3{transition-delay:.24s}.delay-4{transition-delay:.32s}
.bird-layer{position:fixed;inset:0;pointer-events:none;z-index:9998;overflow:hidden}.fly-bird,.fly-leaf{position:absolute;width:18px;height:12px;opacity:0;animation:flyAway 2.7s ease-out forwards}.fly-bird:before,.fly-bird:after{content:"";position:absolute;top:5px;width:10px;height:7px;border-top:2px solid rgba(54,91,70,.82);border-radius:50%}.fly-bird:before{left:0;transform:rotate(25deg)}.fly-bird:after{right:0;transform:rotate(-25deg)}.fly-leaf{width:10px;height:16px;border-radius:10px 0 10px 0;background:rgba(143,165,143,.75);transform:rotate(25deg)}@keyframes flyAway{0%{opacity:0;transform:translate(0,0) scale(.6) rotate(0)}12%{opacity:1}100%{opacity:0;transform:translate(var(--x),var(--y)) scale(1.2) rotate(var(--r))}}
.float-leaves{position:absolute;inset:0;pointer-events:none;overflow:hidden}.float-leaves i{position:absolute;width:12px;height:18px;border-radius:12px 0 12px 0;background:rgba(143,165,143,.42);animation:leafDrift 12s ease-in-out infinite}.float-leaves i:nth-child(1){left:8%;top:25%;animation-delay:0s}.float-leaves i:nth-child(2){left:75%;top:18%;animation-delay:2.1s}.float-leaves i:nth-child(3){left:88%;top:62%;animation-delay:5.2s}.float-leaves i:nth-child(4){left:18%;top:76%;animation-delay:7.2s}@keyframes leafDrift{0%,100%{transform:translate3d(0,0,0) rotate(15deg);opacity:.18}50%{transform:translate3d(16px,-20px,0) rotate(55deg);opacity:.46}}
.article main{padding-top:120px}.article-hero{padding:58px 0 48px}.article h1{font-size:clamp(34px,5vw,58px)}.article-content{width:min(840px,calc(100% - 40px));margin:0 auto;padding:0 0 90px}.article-content p{font-size:16px;color:#3d4656}.article-content h2{font-family:"Hiragino Mincho ProN","Yu Mincho",serif;color:var(--navy);font-weight:500;margin-top:44px}.article-nav{margin-top:42px;padding-top:24px;border-top:1px solid var(--line)}
@media(max-width:980px){.nav{position:fixed;top:78px;left:18px;right:18px;background:rgba(251,247,237,.94);backdrop-filter:blur(18px);border:1px solid var(--line);border-radius:24px;padding:18px;display:grid;gap:8px;transform:translateY(-16px);opacity:0;pointer-events:none;transition:.3s var(--ease)}.nav.is-open{transform:none;opacity:1;pointer-events:auto}.mobile-toggle{display:block}.section-head,.split,.contact-panel .inner{grid-template-columns:1fr}.statement,.work-grid,.articles{grid-template-columns:1fr 1fr}.timeline{grid-template-columns:1fr 1fr 1fr}.approach-grid{grid-template-columns:1fr 1fr}.approach-step:after{display:none}.hero:before{background:linear-gradient(180deg,rgba(251,247,237,.97),rgba(251,247,237,.76) 62%,rgba(251,247,237,.30))}.hero-content{padding-top:32px}.hero-note{position:relative;right:auto;bottom:auto;margin-top:30px;display:inline-flex}.minakami-box{min-height:auto}.minakami-box img{position:relative;height:360px}.minakami-box:after{background:linear-gradient(0deg,rgba(16,35,63,.92),rgba(16,35,63,.62))}.minakami-copy{width:100%;padding:34px}.stance{grid-template-columns:1fr}}
@media(max-width:620px){.container{width:min(100% - 28px,1160px)}.header-inner{height:68px}.logo span:last-child{display:none}section{padding:70px 0}.hero{padding-top:92px;min-height:92svh}.hero-bg{background-position:64% center}.statement,.work-grid,.articles,.timeline,.approach-grid{grid-template-columns:1fr}.panel,.stance-card,.contact-panel{padding:26px}.section-head{gap:18px}.article-card .thumb{height:160px}.hero-actions{display:grid}.btn{width:100%}.contact-panel .btn{width:100%}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation:none!important;transition:none!important;scroll-behavior:auto!important}.reveal{opacity:1;transform:none}}