/* Zero-One メディア（本体サイト zeroone-create.net の配色に合わせる: 黒 #111 / 赤 #9E0100・#e40f00 / グレー #ebebeb / 金 #d0a236） */
:root{
  --black:#111;--ink:#1a1a1a;--red:#9E0100;--red-hi:#e40f00;--red-soft:#FDF2F2;
  --gold:#d0a236;--gold-d:#b8912f;--gold-l:#e3c56a;
  --sub:#5f5f5f;--line:#d9d9d9;--bg:#ebebeb;--card:#fff;--pale:#f6f6f6;
  --jp:'Noto Sans JP',system-ui,sans-serif;--en:'Zen Old Mincho','Noto Sans JP',serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:var(--jp);color:var(--ink);background:var(--bg);line-height:1.9;font-size:16px;line-break:strict;overflow-wrap:anywhere}
a{color:var(--red);text-decoration:none}
a:hover{text-decoration:underline}
img{max-width:100%;height:auto;display:block}

/* header（本体サイトと同じ: 白地・ロゴ・英字＋日本語のナビ） */
.hd{position:sticky;top:0;z-index:50;background:#fff;border-bottom:1px solid var(--line)}
.hd-in{max-width:1200px;margin:0 auto;padding:12px 16px;display:flex;align-items:center;gap:18px;position:relative}
.logo{display:flex;align-items:center;gap:10px;flex:none}
.logo img{width:176px;height:auto}
.logo:hover{text-decoration:none}
.logo-tag{font-size:11px;font-weight:900;letter-spacing:.14em;color:#fff;background:var(--black);padding:2px 9px 3px;transform:skewX(-12deg);flex:none}
.logo-tag:hover{text-decoration:none;background:var(--red)}
.logo-tag span{display:inline-block;transform:skewX(12deg)}
.nav{margin-left:auto;display:flex;align-items:center;gap:26px}
.nav a{display:flex;flex-direction:column;align-items:center;color:var(--black);line-height:1.3}
.nav a b{font-size:14px;font-weight:700;letter-spacing:.1em}
.nav a small{font-size:10.5px;color:var(--sub)}
.nav a:hover{text-decoration:none;color:var(--red)}
.nav a.cur b{color:var(--red)}
.tg{display:none;position:relative;width:34px;height:26px;border:0;background:none;cursor:pointer;flex:none}
.tg span{position:absolute;left:0;width:100%;height:3px;background:var(--black);transition:transform .25s,opacity .25s}
.tg span:nth-child(1){top:0}.tg span:nth-child(2){top:11px}.tg span:nth-child(3){top:22px}
.hd.open .tg span:nth-child(1){transform:translateY(11px) rotate(45deg)}
.hd.open .tg span:nth-child(2){opacity:0}
.hd.open .tg span:nth-child(3){transform:translateY(-11px) rotate(-45deg)}

/* buttons（本体サイトの c-contact-button: 赤の丸ボタン／資料請求は金） */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5em;font-weight:900;color:#fff;background:var(--red);padding:10px 22px 11px;border-radius:999px;font-size:14px;line-height:1.3;white-space:nowrap;border:1px solid #fff;box-shadow:0 4px 14px rgba(158,1,0,.28);transition:transform .2s,filter .2s}
.btn:hover{text-decoration:none;filter:brightness(1.12);transform:translateY(-1px)}
.btn.gold{background:linear-gradient(135deg,var(--gold-d) 0%,var(--gold) 45%,#c79a2f 100%);box-shadow:0 4px 14px rgba(184,145,47,.35);text-shadow:0 1px 2px rgba(80,55,0,.45)}
.btn.lg{font-size:17px;padding:15px 30px 16px;min-width:230px}
.btn .free{background:#fff;color:var(--red);font-size:.78em;padding:2px 8px 3px;border-radius:4px;letter-spacing:.1em}
.btn .ar{display:inline-block;transition:transform .2s}
.btn:hover .ar{transform:translateX(4px)}

/* layout */
.wrap{max-width:1160px;margin:0 auto;padding:20px 16px 64px;display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:32px;align-items:start}
.crumb{max-width:1160px;margin:0 auto;padding:14px 16px 0;font-size:12px;color:var(--sub)}
.crumb a{color:var(--sub)}
.side{position:sticky;top:84px;display:grid;gap:20px}
.box{background:var(--card);border-radius:6px;padding:22px 20px;box-shadow:0 2px 10px rgba(0,0,0,.05)}
.box h3{font-size:15px;font-weight:900;color:var(--black);padding-left:10px;border-left:4px solid var(--red);margin-bottom:14px;line-height:1.4}
.search{display:flex;border:1px solid var(--line);border-radius:4px;overflow:hidden}
.search input{flex:1;min-width:0;border:0;padding:10px 12px;font:inherit;font-size:14px;outline:none}
.search button{border:0;background:var(--black);color:#fff;padding:0 14px;cursor:pointer;display:grid;place-items:center}
.search button svg{width:16px;height:16px}
.side-list{list-style:none}
.side-list li{padding:11px 0;border-bottom:1px dashed var(--line);font-size:13.5px;font-weight:700;line-height:1.6}
.side-list li:last-child{border-bottom:0;padding-bottom:0}
.side-list a{color:var(--ink)}
.cats{display:flex;flex-wrap:wrap;gap:8px}
.cats a{font-size:12.5px;font-weight:700;color:var(--black);background:var(--bg);padding:4px 12px 5px;border-radius:999px}
.cats a:hover{background:var(--black);color:#fff;text-decoration:none}

/* index */
.page-eng{font-family:var(--en);font-weight:700;font-size:15px;letter-spacing:.18em;color:var(--red);line-height:1.2}
.page-title{font-size:26px;font-weight:900;color:var(--black);margin-bottom:6px;line-height:1.4}
.page-desc{color:var(--sub);font-size:14px;margin-bottom:22px}
.cards{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}
.card{background:var(--card);border-radius:6px;overflow:hidden;box-shadow:0 2px 10px rgba(0,0,0,.06);transition:transform .2s,box-shadow .2s;display:block;color:var(--ink)}
.card:hover{transform:translateY(-3px);box-shadow:0 12px 26px rgba(0,0,0,.16);text-decoration:none}
.card img{aspect-ratio:1200/630;object-fit:cover;width:100%}
.card .b{padding:14px 18px 18px;border-top:3px solid var(--red)}
.card .d{font-size:12px;color:var(--sub)}
.card .t{font-size:15.5px;font-weight:700;line-height:1.65;margin-top:4px}
.pager{display:flex;justify-content:center;gap:8px;margin-top:34px}
.pager a,.pager span{min-width:40px;height:40px;display:grid;place-items:center;border-radius:4px;background:#fff;font-weight:700;font-size:14px;color:var(--black);box-shadow:0 2px 8px rgba(0,0,0,.06)}
.pager span{background:var(--black);color:#fff}
.none{background:#fff;border-radius:6px;padding:30px;text-align:center;color:var(--sub)}

/* article */
.art{background:var(--card);border-radius:8px;padding:36px 40px 44px;box-shadow:0 2px 10px rgba(0,0,0,.05)}
.art .cat{display:inline-block;font-size:12px;font-weight:700;color:#fff;background:var(--red);padding:2px 12px 3px;margin-bottom:10px}
.art .cat:hover{text-decoration:none;background:var(--black)}
.art h1{font-size:28px;font-weight:900;line-height:1.5;color:var(--black)}
.meta{font-size:12.5px;color:var(--sub);margin:10px 0 20px}
.eyecatch{border-radius:6px;width:100%;aspect-ratio:1200/630;margin-bottom:26px}
.lead p{margin-bottom:1.2em}
.toc{background:var(--pale);border:1px solid var(--line);border-top:4px solid var(--black);padding:20px 24px;margin:30px 0}
.toc summary{font-weight:900;color:var(--black);cursor:pointer;font-size:16px}
.toc ol{margin:12px 0 0 1.3em;font-size:14.5px}
.toc ol ol{margin-top:2px;font-size:13.5px;list-style:disc}
.toc li{margin:4px 0}
.toc a{color:var(--ink)}
.body h2{font-size:23px;font-weight:900;color:#fff;line-height:1.5;margin:56px 0 20px;padding:14px 64px 14px 18px;background:linear-gradient(112deg,var(--black) calc(100% - 52px),var(--red) calc(100% - 52px));border-left:8px solid var(--red-hi);scroll-margin-top:84px}
.body h3{font-size:19px;font-weight:900;color:var(--black);line-height:1.55;margin:38px 0 14px;padding:4px 0 8px 14px;border-left:5px solid var(--red);border-bottom:1px solid var(--line);scroll-margin-top:84px}
.body p{margin-bottom:1.3em}
.body ul,.body ol{margin:0 0 1.3em 1.5em}
.body li{margin-bottom:.4em}
.body a{text-decoration:underline}
.body strong{background:linear-gradient(transparent 66%,#ffe45c 66%,#ffe45c 94%,transparent 94%);font-weight:700}
.body blockquote{border-left:4px solid var(--line);padding:4px 16px;color:var(--sub);margin-bottom:1.3em}
.tbl{overflow-x:auto;margin-bottom:1.5em;border:1px solid var(--line)}
.body table{border-collapse:collapse;width:100%;min-width:680px;font-size:14px;line-height:1.7}
.body th{background:var(--black);color:#fff;font-weight:700;padding:10px 12px;text-align:left;white-space:nowrap}
.body td{padding:10px 12px;border-top:1px solid var(--line);vertical-align:top}
.body td:first-child{font-weight:700}
.body tr:nth-child(even) td{background:#fafafa}
.body pre{position:relative;background:#1a1a1a;color:#f1f1f1;border-radius:6px;padding:40px 18px 18px;margin-bottom:1.5em;overflow-x:auto;font-size:13.5px;line-height:1.8}
.body pre code{font-family:ui-monospace,Consolas,'Noto Sans JP',monospace;white-space:pre-wrap;word-break:break-word;background:none;padding:0;color:inherit}
.body code{background:#eee;padding:1px 6px;border-radius:4px;font-size:.92em}
.copy{position:absolute;top:8px;right:8px;border:0;border-radius:4px;background:rgba(255,255,255,.16);color:#fff;font-size:12px;font-weight:700;padding:4px 10px;cursor:pointer;font-family:var(--jp)}
.copy:hover{background:rgba(255,255,255,.3)}
.faq dt{font-weight:900;color:var(--black);padding:14px 16px 14px 46px;background:var(--pale);position:relative;margin-top:14px;line-height:1.6}
.faq dt:before{content:"Q";position:absolute;left:16px;top:10px;font-family:var(--en);font-weight:700;color:var(--red);font-size:21px}
.faq dd{padding:12px 16px 4px 46px;position:relative}
.faq dd:before{content:"A";position:absolute;left:16px;top:8px;font-family:var(--en);font-weight:700;color:var(--gold-d);font-size:21px}
.src{font-size:13px;color:var(--sub);margin-top:40px;padding-top:18px;border-top:1px solid var(--line)}
.src ul{margin:6px 0 0 1.3em}
.src a{color:var(--sub);text-decoration:underline}
.author{display:flex;gap:14px;align-items:center;background:var(--pale);border-left:4px solid var(--black);padding:16px 18px;margin-top:30px;font-size:13.5px;line-height:1.7}
.author b{color:var(--black)}
.rel{margin-top:34px}
.rel h2{font-size:20px;font-weight:900;color:var(--black);margin-bottom:16px}

.shot{margin:4px 0 22px}
.shot a{display:block;border:1px solid var(--line);border-radius:6px;overflow:hidden;box-shadow:0 6px 18px rgba(0,0,0,.08)}
.shot img{width:100%;aspect-ratio:960/600;object-fit:cover;object-position:top}
.shot figcaption{font-size:12px;color:var(--sub);margin-top:6px;text-align:right}
.shot figcaption a{display:inline;border:0;box-shadow:none;color:var(--sub);text-decoration:underline}

/* CTA（黒地＋赤の斜めのあしらい＋金。ロゴの斜めの形に合わせる） */
.cta-box,.side-cta{position:relative;overflow:hidden;color:#fff;
  background:
    radial-gradient(55% 80% at 100% 0%,rgba(228,15,0,.55) 0%,rgba(158,1,0,0) 62%),
    radial-gradient(45% 70% at 0% 100%,rgba(208,162,54,.30) 0%,rgba(208,162,54,0) 64%),
    linear-gradient(160deg,#1d1d1d 0%,#111 50%,#060606 100%)}
.deco{position:absolute;pointer-events:none}
.deco.slash{transform:skewX(-24deg)}
.deco.dots{background-image:radial-gradient(rgba(255,255,255,.55) 1.5px,transparent 1.7px);background-size:16px 16px;opacity:.45}
.deco.wm{font-family:var(--jp);font-weight:900;font-style:italic;font-size:120px;line-height:1;color:#fff;opacity:.05;letter-spacing:-.02em;white-space:nowrap}
.zb{display:inline-block;background:linear-gradient(120deg,var(--red-hi),var(--red));color:#fff;padding:0 .3em .06em;margin:0 .1em 0 0;line-height:1.3;transform:skewX(-8deg);box-shadow:0 6px 18px rgba(228,15,0,.45)}
.zb em{display:inline-block;font-style:normal;transform:skewX(8deg)}
.ul{background-image:linear-gradient(100deg,var(--gold-l),var(--gold) 60%,var(--gold-d));background-repeat:no-repeat;background-position:0 92%;background-size:100% .3em;padding:0 .06em}

.cta-box{border-radius:10px;padding:30px 30px 28px;margin:32px 0;display:grid;grid-template-columns:minmax(0,1fr) 270px;gap:8px 20px;box-shadow:0 14px 34px rgba(0,0,0,.3);border-top:4px solid var(--red-hi)}
.cta-box .s1{width:120px;height:140%;right:250px;top:-20%;background:linear-gradient(180deg,rgba(228,15,0,.42),rgba(158,1,0,.08))}
.cta-box .s2{width:26px;height:140%;right:216px;top:-20%;background:linear-gradient(180deg,rgba(227,197,106,.75),rgba(184,145,47,.1))}
.cta-box .dots{width:110px;height:80px;left:-10px;bottom:70px}
.cta-box .wm{left:16px;bottom:-22px}
.cta-main,.cta-vis,.cta-box .c{position:relative;z-index:1}
.cta-box .k{font-size:11.5px;font-weight:700;color:#cfcfcf;letter-spacing:.08em}
.cta-box .tag{display:inline-block;margin-top:8px;font-size:13px;font-weight:900;background:#fff;color:var(--black);padding:2px 12px 3px;transform:skewX(-10deg)}
.cta-box .tag span{display:inline-block;transform:skewX(10deg)}
.cta-box .h{font-size:28px;font-weight:900;line-height:1.6;margin:12px 0 14px;word-break:keep-all;overflow-wrap:normal;text-shadow:0 4px 18px rgba(0,0,0,.6)}
.cta-box ul{list-style:none;font-size:14.5px;line-height:1.75}
.cta-box li{padding-left:1.8em;position:relative;margin-bottom:6px}
.cta-box li:before{content:"";position:absolute;left:0;top:.32em;width:1.2em;height:1.2em;border-radius:50%;background:var(--red-hi) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'%3E%3Cpath d='M5 10.5l3.2 3.2L15 7' fill='none' stroke='%23fff' stroke-width='2.6' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/78% no-repeat}
.cta-box li b{color:var(--gold-l);font-weight:900}
.cta-vis{min-height:250px}
.cta-vis img{position:absolute;width:150px;aspect-ratio:1010/1160;object-fit:cover;border-radius:8px;border:3px solid #fff;box-shadow:0 14px 30px rgba(0,0,0,.6);background:#ebebeb}
.cta-vis .v1{right:104px;top:4px;transform:rotate(-7deg)}
.cta-vis .v2{right:-6px;top:30px;transform:rotate(6deg)}
.cta-vis .v3{right:52px;top:96px;transform:rotate(-2deg)}
.cta-box .c{grid-column:1/-1;display:flex;flex-wrap:wrap;justify-content:center;gap:12px 16px;margin-top:16px}
.cta-box .c .btn{box-shadow:0 0 14px rgba(255,255,255,.45)}
.cta-box .n{flex:0 0 100%;text-align:center;font-size:12px;color:#cfcfcf}

.side-cta{text-align:center;padding-top:26px;border-top:4px solid var(--red-hi)}
.side-cta .s1{width:70px;height:150%;right:-10px;top:-25%;background:linear-gradient(180deg,rgba(228,15,0,.4),rgba(158,1,0,.05))}
.side-cta .dots{width:80px;height:64px;left:12px;top:14px}
.side-cta>*:not(.deco){position:relative;z-index:1}
.side-cta .sv{width:140px;margin:0 auto 14px;border-radius:8px;border:3px solid #fff;box-shadow:0 12px 26px rgba(0,0,0,.6);transform:rotate(-4deg);background:#ebebeb}
.side-cta .tag{display:inline-block;font-size:12px;font-weight:900;background:#fff;color:var(--black);padding:1px 10px 2px;margin-bottom:8px}
.side-cta strong{display:block;font-size:21px;font-weight:900;line-height:1.7;margin-bottom:10px;text-shadow:0 4px 14px rgba(0,0,0,.6)}
.side-cta .mini{display:flex;flex-wrap:wrap;justify-content:center;gap:6px;margin-bottom:14px}
.side-cta .mini span{font-size:11.5px;font-weight:700;border:1px solid rgba(255,255,255,.55);border-radius:999px;padding:1px 9px 2px}
.side-cta .btn{display:flex;width:100%;margin-top:10px;box-shadow:0 0 12px rgba(255,255,255,.35)}

/* footer（本体サイトと同じ: 白地にロゴ・社名・住所） */
.ft{background:#fff;border-top:4px solid var(--black);color:var(--black);font-size:14px;line-height:1.6}
.ft-in{max-width:1160px;margin:0 auto;padding:44px 16px 30px;display:flex;justify-content:space-between;align-items:center;gap:30px}
.ft-info{font-weight:700}
.ft-info img{width:180px;margin-bottom:10px}
.ft-info .co{font-size:17px;margin-bottom:6px}
.ft-nav{list-style:none;font-weight:700;display:grid;grid-template-columns:repeat(2,auto);gap:8px 34px}
.ft-nav a{color:var(--black)}
.ft-copy{text-align:center;font-size:12px;color:var(--sub);padding:0 16px 22px}

@media (max-width:1100px){
  .wrap{grid-template-columns:minmax(0,1fr);gap:24px}
  .side{position:static;grid-template-columns:repeat(2,minmax(0,1fr));align-items:start}
  .side .side-cta{grid-column:1/-1}
  .side-cta .sv{display:none}
}
@media (max-width:900px){
  .hd-in{gap:10px;padding:10px 14px}
  .logo img{width:132px}
  .logo-tag{font-size:10px;padding:1px 7px 2px}
  .hd-btn{margin-left:auto;font-size:12.5px;padding:8px 14px 9px}
  .tg{display:block}
  .nav{display:none;position:absolute;left:0;right:0;top:100%;background:var(--bg);flex-direction:column;align-items:stretch;gap:0;padding:8px 22px 14px;margin:0;box-shadow:0 14px 24px rgba(0,0,0,.18)}
  .hd.open .nav{display:flex}
  .nav a{flex-direction:row;justify-content:space-between;align-items:center;padding:15px 0;border-bottom:1px solid #a8a8a8}
  .nav a:last-child{border-bottom:0}
  .nav a b{font-size:18px}
  .nav a small{font-size:13px}
}
@media (max-width:700px){
  .side{grid-template-columns:minmax(0,1fr)}
  .art{padding:24px 18px 30px;border-radius:6px}
  .art h1{font-size:22px}
  .body h2{font-size:19px;margin-top:44px;padding:12px 44px 12px 14px;background:linear-gradient(112deg,var(--black) calc(100% - 34px),var(--red) calc(100% - 34px));border-left-width:6px}
  .body h3{font-size:17px}
  .cards{grid-template-columns:minmax(0,1fr)}
  .btn.lg{font-size:16px;padding:14px 20px 15px;min-width:0;width:100%}
  .cta-box{grid-template-columns:minmax(0,1fr);padding:24px 18px 24px}
  .cta-box .h{font-size:24px}
  .cta-box .tag{font-size:12px}
  .cta-vis{min-height:200px;margin-top:10px}
  .cta-vis img{width:140px}
  .cta-vis .v1{right:auto;left:6%;top:0}
  .cta-vis .v2{right:6%;top:14px}
  .cta-vis .v3{display:none}
  .cta-box .s1,.cta-box .s2,.cta-box .wm{display:none}
  .cta-box .dots{left:auto;right:-10px;bottom:auto;top:10px}
  .ft-in{flex-direction:column;align-items:flex-start;padding:36px 22px 24px}
  .ft-nav{grid-template-columns:minmax(0,1fr)}
}