:root{--green:#2e7d32;--green-d:#1b5e20;--bg:#f6f8f4;--ink:#1d2b1f;--muted:#5b6b5e;--card:#fff;--line:#e3e9e0;--accent:#ff9800}
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;background:var(--bg);color:var(--ink);line-height:1.6}
.wrap{max-width:840px;margin:0 auto;padding:0 16px}
.site-header{background:#fff;border-bottom:1px solid var(--line)}
.site-header .bar{max-width:960px;margin:0 auto;padding:14px 16px;display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:8px}
.logo{font-size:1.35rem;font-weight:800;color:var(--green-d);text-decoration:none}
.logo span{color:var(--accent)}
nav a{color:var(--muted);text-decoration:none;margin-left:14px;font-size:.95rem}
nav a:hover{color:var(--green)}
main.wrap{padding:28px 16px 40px}
h1{font-size:1.9rem;line-height:1.25;color:var(--green-d);margin-bottom:10px}
h2{font-size:1.25rem;color:var(--green-d);margin:28px 0 10px}
h3{font-size:1.05rem;margin:16px 0 6px}
p{margin:0 0 12px}
.lead{font-size:1.05rem;color:var(--muted)}
.card{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:20px;margin:18px 0}
.calc label{display:block;font-weight:600;font-size:.92rem;margin:12px 0 4px}
.calc input,.calc select{width:100%;padding:10px;border:1px solid var(--line);border-radius:8px;font-size:1rem;background:#fff}
.row{display:flex;gap:12px;flex-wrap:wrap}
.row>div{flex:1;min-width:140px}
button{margin-top:16px;background:var(--green);color:#fff;border:0;padding:12px 22px;border-radius:8px;font-size:1rem;font-weight:700;cursor:pointer}
button:hover{background:var(--green-d)}
button.mini{margin:0;padding:6px 10px;font-size:.8rem;font-weight:600;background:#eef4ec;color:var(--green-d)}
button.mini:hover{background:#dfe9dc}
.result{display:none;margin-top:16px;background:#eef7ee;border:1px solid #cde5cd;border-radius:8px;padding:14px}
.result b{font-size:1.15rem;color:var(--green-d)}
.note{font-size:.88rem;color:var(--muted);margin-top:8px}
.formula{background:#f0f4ef;border-left:3px solid var(--green);padding:8px 12px;font-family:ui-monospace,Consolas,monospace;font-size:.9rem;margin:10px 0;overflow-x:auto}
.faq dt{font-weight:700;margin-top:14px}
.faq dd{margin:4px 0 0;color:#33413a}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:14px;margin:18px 0}
.tool-card{background:#fff;border:1px solid var(--line);border-radius:12px;padding:16px;text-decoration:none;color:var(--ink);display:block}
.tool-card:hover{border-color:var(--green);box-shadow:0 2px 8px rgba(46,125,50,.12)}
.tool-card h3{color:var(--green-d);margin:0 0 6px;font-size:1.02rem}
.tool-card p{font-size:.88rem;color:var(--muted);margin:0}
ul.links{list-style:none;margin:10px 0}
ul.links li{margin:6px 0}
ul.links a{color:var(--green);font-weight:600;text-decoration:none}
ul.links a:hover{text-decoration:underline}
table{width:100%;border-collapse:collapse;margin:12px 0;font-size:.95rem}
th,td{border:1px solid var(--line);padding:8px 10px;text-align:left}
th{background:#eef4ec}
.site-footer{border-top:1px solid var(--line);background:#fff;margin-top:30px}
.site-footer .bar{max-width:960px;margin:0 auto;padding:18px 16px;font-size:.85rem;color:var(--muted);display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between}
.site-footer a{color:var(--muted)}
@media(max-width:600px){h1{font-size:1.5rem}}

/* v3 Dual Google AdSense + Microsoft Advertising Styles */
.search-bar{margin:16px 0 20px;display:flex;gap:10px;flex-wrap:wrap}
.search-bar input{flex:1;min-width:220px;padding:11px 14px;border:1px solid var(--line);border-radius:10px;font-size:1rem;background:#fff}
.search-bar .cat-btn{margin:0;background:#fff;color:var(--ink);border:1px solid var(--line);padding:9px 14px;border-radius:10px;font-size:.9rem;font-weight:600;cursor:pointer}
.search-bar .cat-btn.active,.search-bar .cat-btn:hover{background:var(--green);color:#fff;border-color:var(--green)}
.breadcrumb{font-size:.85rem;color:var(--muted);margin-bottom:10px}
.breadcrumb a{color:var(--green);text-decoration:none}
.result-actions{margin-top:10px;padding-top:8px;border-top:1px dashed #b8d8b8;display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.ad-slot{margin:20px 0;padding:12px 14px;background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:0 1px 2px rgba(0,0,0,.03)}
.ad-slot:empty{display:none}
.ad-header-bar{display:flex;justify-content:space-between;align-items:center;font-size:.7rem;color:var(--muted);letter-spacing:.04em;margin-bottom:8px;flex-wrap:wrap;gap:6px}
.ad-cfg-trigger{margin:0;padding:2px 8px;font-size:.72rem;background:#eef5ee;color:var(--green);border:1px solid #cce0cc;border-radius:6px;cursor:pointer;font-weight:600}
.dual-ad-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:10px}
.ad-preview-card{padding:10px 12px;border-radius:9px;border:1px solid var(--line);text-align:left}
.ad-preview-card.ad-google{background:#f7faff;border-color:#cfe0fc}
.ad-preview-card.ad-microsoft{background:#f4fbf7;border-color:#c5e7d2}
.ad-badge-row{display:flex;align-items:center;justify-content:space-between;gap:6px;margin-bottom:4px}
.ad-badge{font-size:.68rem;font-weight:700;padding:2px 6px;border-radius:4px;color:#fff}
.ad-badge.google{background:#1a73e8}
.ad-badge.ms{background:#0078d4}
.ad-id{font-size:.68rem;color:var(--muted);font-family:monospace}
.ad-title{font-size:.86rem;font-weight:700;color:var(--ink);margin-bottom:2px}
.ad-desc{font-size:.76rem;color:var(--muted);line-height:1.4}
.cn-modal-backdrop{position:fixed;inset:0;background:rgba(0,0,0,.55);z-index:1000;display:flex;align-items:center;justify-content:center;padding:16px}
.cn-modal-card{background:#fff;max-width:560px;width:100%;padding:20px;border-radius:14px;box-shadow:0 12px 32px rgba(0,0,0,.25)}
.cookie-banner{position:fixed;bottom:0;left:0;right:0;background:#1d2b1f;color:#f6f8f4;padding:12px 16px;z-index:999;font-size:.85rem}
.cookie-banner .inner{max-width:960px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}
.cookie-banner a{color:#a5d6a7;text-decoration:underline}
.cookie-banner button{margin:0;padding:6px 14px;font-size:.82rem;background:var(--accent);color:#1d2b1f;font-weight:700}