:root{--bg:#fefdf6;--bg-soft:#f1faef;--surface:#fff;--text:#1f2a24;--text-muted:#5c6b62;--accent:#22c55e;--accent-deep:#16a34a;--accent-2:#ffd84d;--accent-3:#38bdf8;--ink:#15211b;--border:#d7ead9;--line:#1f2a24;--radius:18px;--radius-sm:12px;--shadow:4px 4px 0 #1f2a241f;--shadow-pop:6px 6px 0 var(--accent-deep);--maxw:740px;--font:"Hiragino Maru Gothic ProN", "Hiragino Maru Gothic Pro", "Rounded Mplus 1c", "Quicksand", -apple-system, BlinkMacSystemFont, "Hiragino Kaku Gothic ProN", "Noto Sans JP", "Segoe UI", Meiryo, sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth}body{background-color:var(--bg);color:var(--text);font-family:var(--font);letter-spacing:.01em;-webkit-font-smoothing:antialiased;background-image:radial-gradient(circle at 1px 1px,#22c55e29 1px,#0000 0);background-size:22px 22px;margin:0;line-height:1.85;overflow-x:hidden}a{color:var(--accent-deep);font-weight:600;text-decoration:none}a:hover{text-underline-offset:3px;text-decoration:underline 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var(--accent-deep);border-radius:10px;flex-shrink:0;place-items:center;font-size:1.05rem;display:grid;transform:rotate(-6deg)}.brand:hover{text-decoration:none}.nav{flex-wrap:nowrap;flex-shrink:0;gap:8px;font-size:.92rem;display:flex}.nav a{color:var(--text-muted);white-space:nowrap;border-radius:999px;padding:5px 12px;font-weight:700;transition:background .15s,color .15s}.nav a:hover{color:var(--ink);background:var(--bg-soft);text-decoration:none}.nav .nav-ico{display:none}.hero{text-align:center;max-width:760px;margin:0 auto;padding:34px 20px 14px}.hero .badge{color:var(--accent-deep);border:2px solid var(--line);box-shadow:3px 3px 0 var(--accent-2);background:#fff;border-radius:999px;margin-bottom:14px;padding:5px 16px;font-size:.8rem;font-weight:800;display:inline-block;transform:rotate(-2deg)}.hero h1{color:var(--ink);margin:0 0 10px;font-size:clamp(1.6rem,4.6vw,2.4rem);font-weight:800;line-height:1.28}.hero h1 .mark{background:linear-gradient(transparent 62%, var(--accent-2) 62%);border-radius:2px;padding:0 .1em}.hero p{color:var(--text-muted);max-width:540px;margin:0 auto;font-size:.98rem}.section-title{color:var(--ink);align-items:center;gap:10px;margin:30px 0 18px;font-size:1.35rem;font-weight:800;display:flex}.section-title:after{content:"";background:repeating-linear-gradient(90deg, var(--accent) 0 10px, transparent 10px 18px);border-radius:3px;flex:1;height:3px}.masonry{column-count:4;column-gap:20px}@media (width<=1100px){.masonry{column-count:3}}@media (width<=860px){.masonry{column-count:2}}@media (width<=560px){.masonry{column-count:1}}.pin{break-inside:avoid;-webkit-column-break-inside:avoid;page-break-inside:avoid;background:var(--surface);border:2.5px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);margin:0 0 20px;transition:transform .15s,box-shadow .15s;overflow:hidden}.pin:hover{box-shadow:var(--shadow-pop);transform:translate(-2px,-3px)rotate(-.4deg)}.pin-cover{border-bottom:2.5px solid var(--line);flex-direction:column;justify-content:space-between;min-height:118px;padding:13px 15px;display:flex}.pin-cover:hover{text-decoration:none}.pin-tall .pin-cover{min-height:184px}.pin-emoji{filter:drop-shadow(2px 2px #0000001f);align-self:flex-start;font-size:2.5rem;line-height:1}.pin-cat{color:var(--ink);border:2px solid var(--line);background:#fff;border-radius:999px;align-self:flex-end;padding:2px 10px;font-size:.72rem;font-weight:800;box-shadow:2px 2px #0000001f}.c0 .pin-cover{background:linear-gradient(135deg,#bbf7d0,#86efac)}.c1 .pin-cover{background:linear-gradient(135deg,#d9f99d,#bef264)}.c2 .pin-cover{background:linear-gradient(135deg,#a7f3d0,#5eead4)}.c3 .pin-cover{background:linear-gradient(135deg,#bae6fd,#7dd3fc)}.c4 .pin-cover{background:linear-gradient(135deg,#fef9c3,#fde047)}.c5 .pin-cover{background:linear-gradient(135deg,#c7f9cc,#94e8b4)}.pin-body{padding:13px 15px 15px}.pin-date{color:var(--text-muted);font-size:.77rem;font-weight:700}.pin-date:before{content:"🗓 "}.pin-title{margin:6px 0 8px;font-size:1.05rem;font-weight:800;line-height:1.4}.pin-title a{color:var(--ink)}.pin-title a:hover{color:var(--accent-deep);text-decoration:none}.pin-excerpt{color:var(--text-muted);-webkit-line-clamp:4;-webkit-box-orient:vertical;margin:0 0 12px;font-size:.9rem;display:-webkit-box;overflow:hidden}.pin-tags{flex-wrap:wrap;gap:6px;display:flex}.meta{color:var(--text-muted);flex-wrap:wrap;align-items:center;gap:8px;font-size:.82rem;display:flex}.meta time:before{content:"🗓 "}.tag{background:var(--bg-soft);border:2px solid var(--border);color:var(--accent-deep);border-radius:999px;padding:3px 11px;font-size:.76rem;font-weight:700;transition:background .15s,border-color .15s;display:inline-block}.tag:before{content:"#";opacity:.55}.tag:hover{background:var(--accent);color:#fff;border-color:var(--accent-deep);text-decoration:none}.article{padding:32px 0 72px}.article>h1{color:var(--ink);margin:6px 0 14px;font-size:clamp(1.7rem,4.5vw,2.4rem);font-weight:800;line-height:1.34}.article .article-meta{color:var(--text-muted);margin-bottom:26px;font-size:.9rem}.article>img{border-radius:var(--radius);border:2.5px solid var(--line);box-shadow:var(--shadow)}.prose{font-size:1.05rem}.prose h2{color:var(--ink);border-left:8px solid var(--accent);margin-top:2em;padding:.1em 0 .1em .6em;font-size:1.45rem;font-weight:800;line-height:1.4}.prose h3{color:var(--accent-deep);margin-top:1.7em;font-size:1.18rem;font-weight:800}.prose h3:before{content:"🔸 "}.prose p{margin:1em 0}.prose a{text-decoration:underline;text-decoration-color:var(--accent);text-underline-offset:2px}.prose ul,.prose ol{padding-left:1.4em}.prose ul{padding-left:0;list-style:none}.prose ul li{margin:.5em 0;padding-left:1.6em;position:relative}.prose ul li:before{content:"✅";font-size:.9em;position:absolute;left:0}.prose ol{padding-left:1.5em}.prose ol li{margin:.5em 0}.prose 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var(--border)}.prose strong{background:linear-gradient(#0000 60%,#fff0a8 60%);padding:0 .05em;font-weight:800}.breadcrumb{color:var(--text-muted);margin-bottom:16px;font-size:.82rem;font-weight:600}.breadcrumb a{color:var(--text-muted)}.breadcrumb a:hover{color:var(--accent-deep)}.cta{border-radius:var(--radius);background:var(--bg-soft);border:2.5px solid var(--line);box-shadow:var(--shadow-pop);margin:44px 0;padding:26px 24px;position:relative}.cta h3{color:var(--ink);margin:0 0 10px;font-size:1.2rem;font-weight:800}.cta p{color:var(--text-muted);margin:0 0 16px;font-size:.98rem}.btn{background:var(--accent);color:#fff;border:2.5px solid var(--line);box-shadow:3px 3px 0 var(--accent-deep);border-radius:999px;padding:12px 26px;font-weight:800;transition:transform .12s,box-shadow .12s;display:inline-block}.btn:hover{box-shadow:5px 6px 0 var(--accent-deep);text-decoration:none;transform:translate(-1px,-2px)}.btn:active{box-shadow:1px 1px 0 var(--accent-deep);transform:translate(1px,2px)}.about-points{grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:14px;margin:8px 0 4px;padding:0;list-style:none;display:grid}.about-points li{border:2px solid var(--border);border-radius:var(--radius-sm);box-shadow:var(--shadow);background:#fff;padding:14px 16px;font-weight:600}.site-footer{border-top:3px dashed var(--border);color:var(--text-muted);background:var(--bg-soft);margin-top:40px;padding:32px 20px;font-size:.88rem}.site-footer .inner{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:14px;max-width:1040px;margin:0 auto;display:flex}.site-footer a{color:var(--text-muted)}.site-footer a:hover{color:var(--accent-deep)}.empty{text-align:center;color:var(--text-muted);border:2.5px dashed var(--border);border-radius:var(--radius);background:#fff;padding:40px 20px;font-weight:600}@media (width<=640px){.hero{padding:28px 18px 12px}.site-header .bar{padding:10px 16px}.nav{gap:4px;font-size:.86rem}.nav a{padding:4px 9px}.board{padding:0 14px}.site-footer .inner{flex-direction:column;align-items:flex-start}}@media (width>=431px) and (width<=560px){.site-header .bar{gap:8px}.nav{gap:2px;font-size:1rem}.nav a{padding:6px 8px}.nav .nav-full{display:none}.nav .nav-ico{align-items:center;font-size:1.15rem;line-height:1;display:inline-flex}}@media (width<=430px){:root{font-size:clamp(14px,4.10256vw,17px)}.container{padding:0 clamp(12px,4.10256vw,18px)}.board{padding:0 clamp(10px,3.58974vw,16px)}.site-header .bar{gap:8px;padding:9px clamp(12px,3.58974vw,16px)}.brand{gap:7px;font-size:clamp(.95rem,4.35897vw,1.1rem)}.brand .logo{width:clamp(24px,7.17949vw,30px);height:clamp(24px,7.17949vw,30px)}.nav{gap:2px;font-size:1rem}.nav a{padding:6px 8px}.nav .nav-full{display:none}.nav .nav-ico{align-items:center;font-size:1.15rem;line-height:1;display:inline-flex}.hero h1{font-size:clamp(1.45rem,6.66667vw,2rem)}.hero p{font-size:clamp(.9rem,3.84615vw,1.02rem)}.article>h1{font-size:clamp(1.5rem,7.17949vw,2rem)}.prose{font-size:clamp(.98rem,4.23077vw,1.08rem)}.prose h2{font-size:clamp(1.25rem,5.89744vw,1.45rem)}.prose h3{font-size:clamp(1.08rem,4.8718vw,1.18rem)}.section-title{font-size:clamp(1.2rem,5.38462vw,1.35rem)}.prose table{font-size:clamp(.82rem,3.58974vw,.94rem);display:block;overflow-x:auto}.prose pre{font-size:clamp(.82rem,3.58974vw,.9rem)}.cta{margin:32px 0;padding:22px clamp(16px,5.12821vw,24px)}}