:root{
    --ink:#2A3D35;         /* deep moss for readable body text */
    --matcha:#758B7B;      /* quiet leaf green for secondary labels */
    --matcha-deep:#174C37; /* deep pine for headings and brand marks */
    --matcha-pale:#E5ECE5; /* pale leaf tint */
    --paper:#F4F7F3;       /* cool bone background */
    --paper-dim:#E8EEE8;
    --surface:#FBFCF9;     /* clean surface for content blocks */
    --accent:#B35E3A;      /* muted tea-brick accent, used consistently */
    --line: rgba(31,66,47,0.16);
    --radius: 2px;
  }
  *{box-sizing:border-box;}
  html{scroll-behavior:smooth;}
  body{
    margin:0;
    background:var(--paper);
    color:var(--ink);
    font-family:'Noto Sans', -apple-system, sans-serif;
    line-height:1.6;
    -webkit-font-smoothing:antialiased;
  }
  .mono{font-family:'JetBrains Mono', monospace;}
  .serif{font-family:'Zen Old Mincho', serif;}

  .wrap{max-width:1080px; margin:0 auto; padding:0 32px; position:relative; z-index:1;}

  /* ---------- hero ---------- */
  .hero{
    background: var(--surface);
    border-bottom:1px solid var(--line);
    color:var(--ink);
    padding:76px 0 64px;
    overflow:hidden;
    position:relative;
  }
  .hero .wrap{display:grid; grid-template-columns:1.1fr 0.8fr; gap:48px; align-items:center; position:relative; z-index:1;}
  @media (max-width:860px){ .hero .wrap{grid-template-columns:1fr;} }
  .eyebrow{
    display:inline-flex; align-items:center; gap:8px;
    font-size:11px; letter-spacing:0.18em; text-transform:uppercase;
    color:var(--matcha-deep); opacity:0.85; margin-bottom:18px;
  }
  .eyebrow::before{content:""; width:22px; height:1px; background:var(--accent);}
  h1.hero-title{
    font-family:'Zen Old Mincho', serif;
    font-weight:600;
    font-size:clamp(30px, 4vw, 44px);
    line-height:1.28;
    margin:0 0 18px;
    letter-spacing:0.01em;
    color:var(--matcha-deep);
  }
  .hero-title em{font-style:normal; color:var(--accent);}
  .hero p.lede{font-size:15.5px; color:rgba(42,61,53,0.76); max-width:46ch; margin:0 0 26px;}
  .hero-meta{display:flex; gap:26px; flex-wrap:wrap; margin-top:8px;}
  .hero-meta div{border-left:2px solid var(--accent); padding-left:12px;}
  .hero-meta .num{font-family:'Zen Old Mincho',serif; font-size:20px; display:block; color:var(--matcha-deep);}
  .hero-meta .lbl{font-size:11px; letter-spacing:0.06em; color:rgba(42,61,53,0.58); text-transform:uppercase;}

  .bowl-wrap{display:flex; justify-content:center;}
  .bowl-wrap img{width:100%; max-width:400px; height:auto; display:block;}

  /* ---------- section shells ---------- */
  section{padding:64px 0; position:relative; z-index:1;}
  .section-head{max-width:640px; margin:0 0 40px;}
  .section-kicker{
    font-size:11px; letter-spacing:0.16em; text-transform:uppercase;
    color:var(--matcha); font-weight:600; display:flex; align-items:center; gap:8px; margin-bottom:10px;
  }
  .section-kicker .idx{font-family:'JetBrains Mono',monospace; color:var(--accent);}
  h2{font-family:'Zen Old Mincho', serif; font-weight:600; font-size:26px; margin:0 0 12px; color:var(--matcha-deep); display:flex; align-items:center; gap:10px;}
  h2 .h2-mark{width:20px; height:20px; flex:none; color:var(--accent);}
  .section-head p{color:rgba(42,61,53,0.72); font-size:14.5px; max-width:56ch;}

  hr.divider{border:none; border-top:1px solid var(--line); margin:0;}

  /* ---------- caution cards ---------- */
  .card-grid{display:grid; grid-template-columns:repeat(3,1fr); gap:1px; background:var(--line); border:1px solid var(--line); margin-top:8px;}
  @media (max-width:860px){ .card-grid{grid-template-columns:1fr;} }
  .care-card{background:var(--surface); padding:28px 26px; position:relative;}
  .care-card.critical{border-left:3px solid var(--accent);}
  .care-card .icon{width:34px; height:34px; margin-bottom:16px; color:var(--matcha-deep);}
  .care-card.critical .icon{color:var(--accent);}
  .care-card .tag-seal{position:absolute; top:22px; right:22px; width:26px; height:26px;}
  .care-card h3{font-size:15.5px; margin:0 0 4px; font-weight:700;}
  .care-card .tag{font-size:10.5px; text-transform:uppercase; letter-spacing:0.1em; color:var(--accent); font-weight:700; display:block; margin-bottom:10px;}
  .care-card p{font-size:13.6px; color:rgba(42,61,53,0.76); margin:0;}
  .care-card p + p{margin-top:8px;}

  /* ---------- guideline rows ---------- */
  .rule-list{display:flex; flex-direction:column; margin-top:8px; border-top:1px solid var(--line);}
  .rule{
    display:grid; grid-template-columns:48px 200px 1fr; gap:22px; align-items:flex-start;
    padding:22px 0; border-bottom:1px solid var(--line);
  }
  @media (max-width:760px){ .rule{grid-template-columns:40px 1fr; grid-template-rows:auto auto;} .rule .rule-title{grid-column:2;} .rule .rule-body{grid-column:1/-1;} }
  .rule .icon{width:26px; height:26px; color:var(--matcha); margin-top:2px;}
  .rule-title{font-weight:700; font-size:14.5px; color:var(--matcha-deep); padding-top:2px;}
  .rule-body{font-size:13.8px; color:rgba(42,61,53,0.76);}
  .rule-body b{color:var(--ink);}

  /* ---------- quality band ---------- */
  .quality-band{background:var(--paper-dim); border-top:1px solid var(--line); border-bottom:1px solid var(--line);}
  .quality-grid{display:grid; grid-template-columns:repeat(3,1fr); gap:0;}
  @media (max-width:860px){ .quality-grid{grid-template-columns:1fr;} }
  .quality-item{padding:30px 28px; border-right:1px solid var(--line);}
  .quality-item:last-child{border-right:none;}
  @media (max-width:860px){ .quality-item{border-right:none; border-bottom:1px solid var(--line);} }
  .quality-item .icon{width:30px; height:30px; color:var(--matcha-deep); margin-bottom:14px;}
  .quality-item h3{font-size:14.5px; margin:0 0 8px;}
  .quality-item p{font-size:13.4px; color:rgba(42,61,53,0.76); margin:0;}
  .badge-row{display:flex; gap:10px; flex-wrap:wrap; margin-top:16px;}
  .badge{font-family:'JetBrains Mono',monospace; font-size:11px; border:1px solid var(--matcha); color:var(--matcha-deep); padding:4px 9px 4px 8px; border-radius:20px; background:var(--surface); display:inline-flex; align-items:center; gap:5px;}
  .badge svg{width:11px; height:11px; flex:none;}

  /* ---------- storage ---------- */
  .storage-wrap{display:grid; grid-template-columns:1fr 1fr; gap:1px; background:var(--line); border:1px solid var(--line); margin-top:8px;}
  @media (max-width:760px){ .storage-wrap{grid-template-columns:1fr;} }
  .storage-panel{background:var(--surface); padding:30px 28px;}
  .storage-panel h3{display:flex; align-items:center; gap:10px; font-size:15px; margin:0 0 14px;}
  .storage-panel h3 .icon{width:22px; height:22px; color:var(--matcha-deep);}
  .storage-panel ul{margin:0; padding-left:0; list-style:none; font-size:13.6px; color:rgba(42,61,53,0.78);}
  .storage-panel li{position:relative; padding-left:24px;}
  .storage-panel li::before{
    content:"✓"; position:absolute; left:0; top:0;
    color:var(--accent); font-weight:700; font-size:13px;
  }
  .storage-panel li + li{margin-top:8px;}

  /* ---------- cta / footer ---------- */
  .cta{background:var(--paper-dim); border-top:1px solid var(--line); color:var(--ink); text-align:center; padding:56px 0;}
  .cta h2{color:var(--matcha-deep); font-size:24px; justify-content:center;}
  .cta p{color:rgba(42,61,53,0.7); max-width:52ch; margin:10px auto 26px; font-size:14px;}
  .btn{
    display:inline-flex; align-items:center; gap:8px;
    background:var(--accent); color:#FFFFFF; text-decoration:none;
    padding:13px 26px; font-size:13.5px; font-weight:700; letter-spacing:0.02em;
    border-radius:2px;
  }
  .btn:hover{background:#93482D;}

  footer.site{padding:40px 0 60px; font-size:12px; color:rgba(42,61,53,0.62);}
  footer.site .disclaimer{
    border-left:2px solid var(--accent); padding-left:16px; margin-bottom:22px; font-size:12.5px; line-height:1.7;
  }
  footer.site .refs{margin-top:18px; font-size:11.5px; color:rgba(42,61,53,0.52);}
  footer.site .refs span{display:block; margin-top:4px;}