/* design-forge preset: calm — components
   角をとがらせない・線を減らす・余白で呼吸させる */

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:var(--font-body);
  color:var(--c-text);
  background:var(--c-bg);
  line-height:2.05;
  letter-spacing:.05em;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}

.container{max-width:1080px;margin:0 auto;padding:0 28px}

.icon{width:1.25em;height:1.25em;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;vertical-align:-.25em}

/* ---- nav ---- */
.nav{
  position:sticky;top:0;z-index:100;
  background:rgba(244,243,236,.88);backdrop-filter:blur(12px);
  border-bottom:1px solid rgba(222,220,201,.6);
}
.nav .container{display:flex;align-items:center;justify-content:space-between;height:72px}
.nav-logo{font-family:var(--font-display);font-weight:500;font-size:1.15rem;letter-spacing:.14em}
.nav-logo .icon{color:var(--c-primary);margin-right:.4em}
.nav-links{display:flex;gap:34px;list-style:none;font-size:.9rem}
.nav-links a{transition:color var(--speed) ease,opacity var(--speed) ease;opacity:.85}
.nav-links a:hover{color:var(--c-primary);opacity:1}

/* ---- hero ---- */
.hero{
  background:linear-gradient(165deg,#eef0e2 0%,var(--c-bg) 48%,#efe9dd 100%);
  padding:150px 0 130px;text-align:center;position:relative;overflow:hidden;
}
/* 葉と石のかたちの装飾（構造を増やさずCSSだけで置く） */
.hero::before{
  content:"";position:absolute;top:-90px;left:-110px;width:340px;height:300px;
  background:color-mix(in srgb,var(--c-primary) 14%,transparent);
  border-radius:var(--radius-leaf);
  animation:drift 14s ease-in-out infinite;
}
.hero::after{
  content:"";position:absolute;bottom:-120px;right:-90px;width:380px;height:320px;
  background:color-mix(in srgb,var(--c-accent) 12%,transparent);
  border-radius:var(--radius-blob);
  animation:drift 18s ease-in-out -6s infinite reverse;
}
.hero .container{position:relative;z-index:1}
.hero-title{
  font-family:var(--font-display);font-size:clamp(1.7rem,4vw,2.7rem);
  font-weight:500;line-height:1.9;letter-spacing:.12em;
}
.hero-title em{font-style:normal;color:var(--c-primary)}
.hero-lead{margin:30px auto 46px;max-width:540px;color:var(--c-muted);font-size:.98rem;line-height:2.3}
.hero-cta{display:flex;gap:18px;justify-content:center;flex-wrap:wrap}

/* ---- section ---- */
.section{padding:120px 0}
.section:nth-of-type(even){background:var(--c-surface)}
.section-title{
  font-family:var(--font-display);font-size:1.5rem;font-weight:500;
  text-align:center;letter-spacing:.18em;
}
.section-title::after{
  content:"";display:block;width:14px;height:11px;
  background:var(--c-primary);border-radius:var(--radius-leaf);
  margin:20px auto 0;opacity:.75;
}
.section-lead{text-align:center;color:var(--c-muted);margin:24px auto 64px;max-width:580px;line-height:2.3}

/* ---- grid / card ---- */
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:36px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:36px}
.card{
  background:var(--c-bg);border:1px solid transparent;
  border-radius:32px 26px 34px 28px;
  padding:44px 34px;box-shadow:var(--shadow-s);
  transition:box-shadow var(--speed) ease,transform var(--speed) ease,border-radius var(--speed) ease;
}
.section:nth-of-type(even) .card{background:#f8f7f1}
.card:hover{border-radius:26px 34px 28px 32px}
.card-icon{
  width:58px;height:58px;border-radius:var(--radius-blob);
  background:linear-gradient(150deg,var(--c-primary),color-mix(in srgb,var(--c-accent) 55%,var(--c-primary)));
  color:var(--c-primary-text);display:flex;align-items:center;justify-content:center;margin-bottom:24px;
}
.card-icon .icon{width:24px;height:24px}
.card-title{font-family:var(--font-display);font-size:1.06rem;font-weight:500;letter-spacing:.1em;margin-bottom:14px}
.card p{font-size:.92rem;color:var(--c-muted);line-height:2.15}

/* ---- button ---- */
.btn{
  display:inline-flex;align-items:center;gap:.55em;
  font-family:var(--font-body);font-size:.92rem;font-weight:500;
  padding:15px 40px;border-radius:34px 30px 34px 30px;border:1.5px solid transparent;
  cursor:pointer;transition:all var(--speed) ease;letter-spacing:.12em;
}
.btn-primary{background:var(--c-primary);color:var(--c-primary-text);box-shadow:var(--shadow-s)}
.btn-primary:hover{background:color-mix(in srgb,var(--c-primary) 88%,#3f4a3a);box-shadow:var(--shadow-m);transform:translateY(-3px);border-radius:30px 34px 30px 34px}
.btn-ghost{border-color:color-mix(in srgb,var(--c-primary) 55%,transparent);color:var(--c-primary);background:transparent}
.btn-ghost:hover{background:color-mix(in srgb,var(--c-primary) 10%,transparent);border-color:var(--c-primary)}

/* ---- badge / form / table ---- */
.badge{
  display:inline-block;font-size:.74rem;font-weight:500;letter-spacing:.16em;
  color:color-mix(in srgb,var(--c-primary) 80%,var(--c-text));
  background:color-mix(in srgb,var(--c-primary) 13%,var(--c-bg));
  border-radius:18px 14px 18px 14px;padding:5px 18px;
}
.form-field{margin-bottom:22px}
.form-field label{display:block;font-size:.83rem;font-weight:500;letter-spacing:.1em;margin-bottom:8px;color:color-mix(in srgb,var(--c-text) 82%,var(--c-muted))}
.input{
  width:100%;font:inherit;font-size:.94rem;color:var(--c-text);letter-spacing:.05em;
  background:color-mix(in srgb,var(--c-surface) 55%,var(--c-bg));
  border:1.5px solid var(--c-border);border-radius:var(--radius-s);
  padding:12px 16px;transition:border-color var(--speed) ease,box-shadow var(--speed) ease,background var(--speed) ease;
}
.input:focus{outline:none;border-color:var(--c-primary);background:var(--c-bg);box-shadow:0 0 0 4px color-mix(in srgb,var(--c-primary) 14%,transparent)}
.table{width:100%;border-collapse:collapse;font-size:.9rem;background:transparent}
.table th{
  text-align:left;font-size:.76rem;font-weight:500;letter-spacing:.14em;color:var(--c-muted);
  padding:14px 16px;border-bottom:1.5px solid color-mix(in srgb,var(--c-primary) 30%,var(--c-border));
}
.table td{padding:16px;border-bottom:1px solid color-mix(in srgb,var(--c-border) 60%,transparent)}
.table tr:hover td{background:color-mix(in srgb,var(--c-primary) 6%,transparent)}

/* ---- footer ---- */
.footer{
  background:#454b3e;color:#d6d8c8;padding:72px 0 40px;font-size:.86rem;text-align:center;letter-spacing:.08em;
}
.footer .nav-logo{color:#f0efe4;display:block;margin-bottom:20px}
.footer small{opacity:.55;line-height:2.2}

/* ---- app layout ---- */
.app-layout{display:grid;grid-template-columns:240px 1fr;min-height:100vh;background:var(--c-surface)}
.sidebar{
  background:var(--c-bg);border-right:1px solid color-mix(in srgb,var(--c-border) 70%,transparent);padding:28px 16px;
}
.sidebar .nav-logo{display:block;padding:6px 14px 28px;font-size:1.05rem}
.sidebar a{
  display:flex;align-items:center;gap:.75em;font-size:.9rem;letter-spacing:.08em;
  padding:12px 15px;border-radius:16px 13px 16px 13px;color:var(--c-muted);
  transition:all var(--speed) ease;margin-bottom:4px;
}
.sidebar a:hover{background:color-mix(in srgb,var(--c-primary) 7%,transparent);color:var(--c-text)}
.sidebar a.active{background:color-mix(in srgb,var(--c-primary) 14%,var(--c-bg));color:color-mix(in srgb,var(--c-primary) 75%,var(--c-text));font-weight:500}
.topbar{
  display:flex;align-items:center;justify-content:space-between;
  background:rgba(244,243,236,.92);border-bottom:1px solid color-mix(in srgb,var(--c-border) 70%,transparent);
  padding:0 32px;height:66px;font-size:.94rem;
}
.topbar b{font-family:var(--font-display);font-weight:500;letter-spacing:.14em}
.main{padding:36px}
.stat{
  background:var(--c-bg);border:1px solid transparent;
  border-radius:24px 20px 24px 20px;
  padding:24px 26px;box-shadow:var(--shadow-s);
}
.stat-label{font-size:.78rem;color:var(--c-muted);letter-spacing:.12em}
.stat-value{font-family:var(--font-display);font-size:1.85rem;font-weight:500;margin-top:6px;letter-spacing:.04em}
.stat-value small{font-size:.82rem;color:var(--c-accent);font-weight:500;margin-left:.45em}
.panel{
  background:var(--c-bg);border:1px solid transparent;
  border-radius:28px 24px 28px 24px;
  padding:30px;box-shadow:var(--shadow-s);
}
.panel h3{font-size:1rem;font-weight:500;letter-spacing:.12em;margin-bottom:20px;font-family:var(--font-display)}

/* ---- responsive ---- */
@media(max-width:768px){
  .grid-2,.grid-3{grid-template-columns:1fr}
  .nav-links{display:none}
  .hero{padding:96px 0 80px}
  .section{padding:80px 0}
  .app-layout{grid-template-columns:1fr}
  .sidebar{display:none}
}