/* style.css - dougubakonote.com (one stylesheet, mobile first) */
:root{--ink:#1f2933;--muted:#5d6b78;--line:#dfe5ea;--bg:#f7f8f6;--card:#fff;--accent:#2f6f8f;--accent2:#e8913a;--soft:#eef5f8;--over:#b3412b}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;font-family:"Noto Sans JP",-apple-system,"Hiragino Kaku Gothic ProN","Yu Gothic",Meiryo,sans-serif;color:var(--ink);background:var(--bg);line-height:1.8;font-size:16px}
a{color:var(--accent)}
.wrap{max-width:860px;margin:0 auto;padding:0 16px}
header.top{background:var(--card);border-bottom:1px solid var(--line)}
.topin{display:flex;flex-wrap:wrap;align-items:center;gap:6px 18px;padding:10px 16px}
.id{display:flex;align-items:center;gap:8px;color:var(--ink);text-decoration:none;font-weight:700;font-size:17px}
.id .mark{color:var(--accent)}
header nav{display:flex;flex-wrap:wrap;gap:4px 14px;font-size:14px}
header nav a{color:var(--muted);text-decoration:none}
header nav a:hover{color:var(--accent)}
main{padding:14px 16px 40px}
.crumb{font-size:13px;color:var(--muted);margin:4px 0 6px}
.crumb a{color:var(--muted)}
.crumb .sep{margin:0 6px}
h1{font-size:24px;line-height:1.4;margin:6px 0 8px}
.lead{color:var(--muted);margin:0 0 12px}
h2{font-size:19px;margin:30px 0 8px;padding-bottom:4px;border-bottom:2px solid var(--line)}
h3{font-size:16px;margin:18px 0 6px}
p{margin:8px 0}
ul{padding-left:1.3em}
li{margin:4px 0}
.tool{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:14px;margin:10px 0 18px}
textarea{width:100%;font:inherit;font-size:16px;padding:10px;border:1px solid #c9d3db;border-radius:8px;resize:vertical;background:#fff;color:var(--ink)}
input[type=number],input[type=text],select{font:inherit;font-size:16px;padding:6px 8px;border:1px solid #c9d3db;border-radius:6px;background:#fff;max-width:100%}
input[type=number]{width:6.5em}
.lbl{display:block;font-weight:700;font-size:14px;margin:10px 0 4px}
.btns{display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin:8px 0}
.btn{display:inline-block;background:var(--accent);color:#fff;border:0;border-radius:8px;padding:9px 16px;font:inherit;font-size:15px;font-weight:700;cursor:pointer;text-decoration:none}
.btn.sub{background:#e8eef2;color:var(--ink);font-weight:400}
.chk{display:inline-flex;align-items:center;gap:6px;font-size:14px;margin-right:14px}
.inline{display:inline-flex;flex-wrap:wrap;align-items:center;gap:6px;font-size:14px;margin:6px 14px 6px 0;max-width:100%}
.inline select{min-width:0;flex:1 1 auto}
.opts{display:flex;flex-wrap:wrap;align-items:center;margin-bottom:6px}
.stats{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:8px;margin:10px 0}
.stat{background:var(--soft);border-radius:8px;padding:8px 10px}
.stat .k{display:block;font-size:12px;color:var(--muted)}
.stat .v{display:block;font-size:20px;font-weight:700;word-break:break-all}
.result{font-size:16px;margin:10px 0}
.note,.local{font-size:13px;color:var(--muted)}
.local{margin-top:10px}
.tblwrap{overflow-x:auto;-webkit-overflow-scrolling:touch;margin:10px 0}
table{border-collapse:collapse;width:100%;font-size:14px;background:#fff}
th,td{border:1px solid var(--line);padding:7px 9px;text-align:left;vertical-align:top}
thead th{background:var(--soft)}
td.num{text-align:right;white-space:nowrap}
td.over{color:var(--over);font-weight:700}
.tcap{font-size:12px;color:var(--muted)}
.toollist{list-style:none;padding:0}
.toollist li{padding:9px 0;border-bottom:1px solid var(--line)}
.toollist a{font-weight:700;text-decoration:none}
.toollist .sub{display:block;font-size:13px;color:var(--muted)}
.related{margin-top:30px}
.related ul{padding-left:1.2em}
footer.foot{border-top:1px solid var(--line);background:var(--card);padding:18px 0 26px;font-size:13px;color:var(--muted)}
footer .links a{margin-right:14px;color:var(--muted)}
/* 原稿用紙 */
.gk{display:flex;flex-direction:column;gap:14px;overflow-x:auto;margin-top:8px}
.gk-sheet{border:2px solid #c46a3a;background:#fff;padding:4px 18px 4px 4px;width:max-content}
.gk-row{display:flex;position:relative}
.gk-row span{width:22px;height:22px;border:1px solid #e6b8a0;font-size:14px;line-height:20px;text-align:center;margin:-1px 0 0 -1px}
.gk-row i{position:absolute;right:-16px;font-style:normal;font-size:13px;color:#c46a3a}
/* 画面 */
.gm-screen{height:42vh;min-height:220px;border:1px solid var(--line);border-radius:10px;display:flex;align-items:flex-end;justify-content:center;cursor:pointer}
.gm-screen.full,.gm-screen.pseudo-full{border:0;border-radius:0}
.gm-screen.pseudo-full{position:fixed;inset:0;z-index:100;height:100vh}
.gm-hint{background:rgba(0,0,0,.45);color:#fff;font-size:12px;padding:4px 10px;border-radius:12px;margin:10px;display:none}
.gm-screen.full .gm-hint{display:inline-block}
.gm-screen.hint-off .gm-hint{display:none}
.gm-ctl{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin-top:10px}
.swatches{display:flex;flex-wrap:wrap;gap:6px;width:100%}
.swatch{width:34px;height:34px;border-radius:8px;border:1px solid #b9c4cc;cursor:pointer}
input[type=color]{width:46px;height:34px;padding:0;border:1px solid #c9d3db;border-radius:6px;background:#fff}
@media (max-width:600px){h1{font-size:21px}.stat .v{font-size:18px}}
@media print{header.top,footer.foot,.related,.btns{display:none}}
/* サイズ・画像 */
.answer{background:var(--soft);border-radius:10px;padding:10px 14px;margin:6px 0 12px}
.answer .big{font-size:26px;font-weight:700;margin:0}
.drop{display:block;border:2px dashed #b9c4cc;border-radius:10px;padding:18px;text-align:center;cursor:pointer;background:#fafcfd}
.drop.over{border-color:var(--accent);background:var(--soft)}
.drop input{display:block;margin:0 auto 8px;max-width:100%}
.preview{margin:10px 0;background:repeating-conic-gradient(#e6e9ec 0% 25%,#fff 0% 50%) 50%/16px 16px;border-radius:8px;text-align:center}
.preview img{max-width:100%;max-height:60vh;display:block;margin:0 auto;cursor:crosshair}
input[type=range]{vertical-align:middle;max-width:160px}
.samples{display:flex;flex-wrap:wrap;gap:12px}
.samples figure{margin:0;flex:1;min-width:140px}
.samples img{width:100%;height:auto;border:1px solid var(--line)}
.samples figcaption{font-size:12px;color:var(--muted)}