:root{--orange:#f15a00;--orange-dark:#b94200;--peach:#fff2e9;--ink:#29231e;--line:#eaded5}
body{font-family:Meiryo,"Hiragino Kaku Gothic ProN","Noto Sans JP",system-ui,sans-serif;font-size:17px;line-height:1.8;letter-spacing:.015em}
html{scroll-behavior:smooth}
.site-header{background:#fff!important;border-bottom:0!important;box-shadow:inset 0 -1px #eee5df;color:var(--ink)!important}
.site-header .wrap{width:min(100% - 32px,1160px);min-height:70px;gap:20px}
.site-header .logo{display:flex;align-items:center;gap:8px;color:var(--orange);white-space:nowrap;font-size:1.03rem;text-decoration:none}
.site-header .brand-logo{display:block;width:106px;height:auto;flex:none;background:#fff;border:2px solid #fff;border-radius:8px}
.site-header .brand-name{display:inline-block}
.site-header .brand-prefix{display:inline}
.site-header .brand-accent{color:var(--orange)}
.desktop-nav{display:flex;align-items:center;gap:18px;font-size:.9rem;font-weight:800}
.desktop-nav a{color:var(--ink);text-decoration:none;white-space:nowrap}
.desktop-nav a:hover,.desktop-nav a:focus-visible{color:var(--orange-dark);text-decoration:underline}
.mobile-menu{display:none;position:relative}
.mobile-menu summary{list-style:none;cursor:pointer;border:1px solid #ddbda8;border-radius:8px;color:var(--ink);padding:8px 12px;font-weight:800;min-width:48px;min-height:44px;text-align:center}
.mobile-menu summary::-webkit-details-marker{display:none}
.mobile-menu[open] summary{background:var(--peach)}
.mobile-menu nav{position:absolute;right:0;top:52px;z-index:10;display:grid;min-width:220px;padding:8px;background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:0 8px 24px #4e230025}
.mobile-menu nav a{color:var(--ink);padding:10px 12px;text-decoration:none;font-weight:700;border-radius:7px}
.mobile-menu nav a:hover{background:var(--peach)}
.site-footer{background:#e95500!important;border-top:0!important;color:#fff!important}
.site-footer{font-size:.95rem}
.site-footer .wrap{width:min(100% - 32px,1160px)}
.footer-brand{font-weight:900;color:#fff;font-size:1.08rem;text-decoration:none}
.footer-links{display:flex;flex-wrap:wrap;gap:8px 20px;margin-top:14px}
.footer-links a{color:#fff!important;font-size:.92rem}
.footer-links a:hover{color:#fff;text-decoration:underline}
.home.wrap{width:min(100% - 32px,1160px)}
.home-hero{position:relative;isolation:isolate;text-align:center;padding:30px 185px 27px;min-height:338px;background:linear-gradient(135deg,#fff 0%,#fff5ee 52%,#ffe8d9 100%);border-radius:0 0 20px 20px;margin-bottom:24px;overflow:hidden}
.home-hero::before,.home-hero::after{content:"";position:absolute;border-radius:50%;background:#ffd6bb55;z-index:-1}
.home-hero::before{width:165px;height:165px;left:-80px;bottom:-75px}
.home-hero::after{width:130px;height:130px;right:-60px;top:-65px}
.home-hero>.eyebrow,.home-hero>h1,.home-hero>.home-lead{position:relative;z-index:1}
.home-hero-icons{display:contents}
.hero-visual{position:absolute;width:var(--icon-size);height:var(--icon-size);z-index:0;filter:drop-shadow(3px 7px 5px #9b4a002b)}
.hero-icon-crop{display:block;width:100%;height:100%}
.hero-pdf{--icon-size:150px;left:4%;top:25%;transform:rotate(-8deg)}
.hero-image{--icon-size:112px;right:8%;top:7%;transform:rotate(10deg)}
.hero-qr{--icon-size:118px;right:4%;bottom:7%;transform:rotate(8deg)}
.hero-visual::before,.hero-visual::after{content:"";position:absolute;height:3px;background:var(--orange);border-radius:3px}
.hero-pdf::before{width:21px;left:-26px;top:27%;transform:rotate(29deg)}
.hero-pdf::after{width:15px;left:-27px;top:42%;transform:rotate(-12deg)}
.hero-image::before{width:19px;right:-24px;top:21%;transform:rotate(-42deg)}
.hero-image::after{width:14px;right:-23px;top:40%;transform:rotate(12deg)}
.hero-qr::before{width:19px;right:-23px;bottom:27%;transform:rotate(40deg)}
.hero-qr::after{width:14px;right:-22px;bottom:45%;transform:rotate(-14deg)}
.home-hero .eyebrow{border:0;background:var(--orange);color:white;border-radius:999px;padding:5px 16px;margin:0 0 16px}
.home-hero h1{font-size:clamp(2.2rem,5vw,3.6rem);line-height:1.35;letter-spacing:-.02em;margin:0}
.home-hero h1 em{font-style:normal;color:var(--orange);font-size:1.12em}
.home-hero .home-lead{font-size:1.02rem;margin:13px auto 0;max-width:620px;font-weight:700;line-height:1.75}
.category{margin:8px 0 28px;padding:clamp(16px,3vw,30px);background:linear-gradient(#fffdfb,#fffaf7);border:1px solid #f4c9b1;border-top:7px solid var(--orange);border-radius:24px;box-shadow:0 6px 24px #6c2c0009;scroll-margin-top:20px}
.category-head{display:flex;align-items:center;gap:18px;margin-bottom:25px}
.category-icon{position:relative;display:block;flex:none;width:64px;height:64px;overflow:hidden;border-radius:13px}
.category-icon img{position:absolute;display:block;width:352%;height:auto;max-width:none;top:-13%}
.category-icon-pdf img{left:-15%}
.category-icon-image img{left:-128%}
.category-icon-qr img{left:-239%}
.category h2{font-size:1.8rem;margin:0;line-height:1.35}
.category-head p{margin:3px 0 0;color:#57453a;font-size:1rem}
.tool-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,270px),1fr));gap:18px}
.tool-card{display:flex;flex-direction:column;min-height:220px;border:1px solid #efbaa0;border-radius:18px;padding:22px 23px;background:#fff;text-decoration:none;color:var(--ink)}
.tool-card:hover,.tool-card:focus-visible{border-color:var(--orange);box-shadow:0 5px 18px #be52001c}
.card-icon{display:flex;align-items:center;gap:9px;color:var(--orange);font-size:1.2rem;font-weight:900;min-height:66px;margin-bottom:12px}
.card-icon small{display:grid;place-items:center;min-width:52px;height:52px;font-size:1rem;border:1px solid currentColor;border-radius:11px;padding:4px 7px;background:#fff7f1}
.card-icon .arrow{font-size:1.9rem;line-height:1}
.card-icon .token-pdf{color:#fff;background:#f91423;border-color:#f91423;font-size:1.05rem}
.card-icon .token-png{color:#158a43;background:#f0fff3;border-color:#5cbf78}
.card-icon .token-webp{color:#793dc0;background:#faf4ff;border-color:#af78e5}
.card-icon .token-jpg,.card-icon .token-wifi{color:var(--orange-dark);background:#fff4e9;border-color:#f6a976}
.card-icon .token-url{color:#6f7789;background:#f7f8fa;border-color:#b8becb}
.card-logo-crop{position:relative;display:block;flex:none;width:52px;height:52px;overflow:hidden;border-radius:11px}
.card-logo-crop img{position:absolute;display:block;width:352%;height:auto;max-width:none;top:-13%}
.card-logo-image img{left:-128%}
.card-logo-qr img{left:-239%}
.tool-card strong{font-size:1.2rem;line-height:1.45}
.tool-card .description{font-size:1rem;line-height:1.6;color:#55473e;margin:7px 0 12px}
.card-more{margin-top:auto;align-self:flex-end;color:#fff;background:var(--orange);border-radius:999px;padding:6px 18px;font-size:.95rem;font-weight:800}
.home-how{margin:12px 0 28px;padding:24px;background:#fff8f3;border:1px solid #efc7ae;border-top:5px solid var(--orange);border-radius:16px}
.home-how h2{display:flex;align-items:center;gap:10px;margin:0 0 16px;font-size:1.25rem}
.home-how h2::before{content:"";width:5px;height:24px;background:var(--orange);border-radius:5px}
.home-how ol{list-style:none;display:grid;gap:12px;margin:0;padding:0}
.home-how li{display:flex;align-items:flex-start;gap:12px;line-height:1.6}
.home-how li .step-number{display:grid;place-items:center;flex:none;width:27px;height:27px;border-radius:50%;background:var(--orange);color:#fff;font-size:.85rem;font-weight:800}
.mobile-step-copy,.mobile-break{display:none}
.pdf-file-list,.pdf-file-details{margin:18px 0}
.pdf-file-details{padding:14px 16px;background:#fff8f3;border:1px solid #ead8ca;border-radius:10px;overflow-wrap:anywhere}
.pdf-file-row{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:10px 12px;margin-bottom:8px;background:#fff8f3;border:1px solid #ead8ca;border-radius:10px}
.pdf-file-name{min-width:0;overflow-wrap:anywhere;display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:3;line-clamp:3;overflow:hidden}
.pdf-file-actions{display:flex;flex-wrap:wrap;gap:5px;flex:none}
.pdf-file-actions button{min-height:44px;padding:5px 9px;border:1px solid #d9804d;border-radius:7px;background:#fff;color:#9e3c00;font:inherit;font-size:.82rem;font-weight:700;cursor:pointer}
.pdf-file-actions button:disabled{opacity:.4;cursor:default}
.pdf-range-field{margin-top:14px}
.pdf-download-list{display:flex;flex-wrap:wrap;gap:9px;margin:10px 0}
.pdf-download-list .btn{margin:0}
.trust-page{max-width:900px}
.trust-page .new-tool-copy section{padding:23px 0}
.home-faq{margin:0 0 42px;border-top:5px solid var(--orange);background:#fff8f3;border-radius:12px;padding:22px}
.home-faq h2{font-size:1.3rem}
.home-faq h3{font-size:1rem;margin:19px 0 4px}
.home-faq p{margin:0}
.ad-slot[data-active="true"]{min-height:250px}
.related-tools{border-top:1px solid var(--line);margin-top:12px;padding:26px 0 38px}
.related-tools h2{font-size:1.2rem;margin:0 0 12px}
.related-list{display:flex;flex-wrap:wrap;gap:9px}
.related-list a{display:inline-flex;align-items:center;min-height:44px;border:1px solid #edcdb8;border-radius:9px;padding:6px 12px;color:var(--orange-dark);text-decoration:none;font-weight:700;font-size:.88rem}
.related-list a:hover{background:var(--peach)}
.new-tool-hero{text-align:center;padding:42px 0 15px}
.hero{background:#fff0e5;border-bottom:6px solid var(--orange);border-radius:16px;padding-left:20px;padding-right:20px;margin-top:18px}
.new-tool-hero{background:#fff0e5;border-bottom:6px solid var(--orange);border-radius:16px;margin-top:18px;padding:36px 18px 27px}
.new-tool-hero .eyebrow{border:0;background:var(--peach);color:var(--orange-dark);border-radius:999px;padding:4px 13px}
.new-tool-hero h1{font-size:clamp(1.9rem,5vw,2.6rem);line-height:1.35;margin:8px 0 13px}
.new-tool-hero p{margin:0;color:#64544b}
.new-tool-panel{border:1px solid #e7d8cb;border-top:7px solid var(--orange);border-radius:0 0 18px 18px;padding:24px;margin:19px 0 28px;box-shadow:0 9px 23px #6230000a}
.new-tool-panel h2{font-size:1.15rem;margin:0 0 15px}
.new-tool-panel,.new-tool-copy,.related-tools{font-size:1rem}
.new-tool-panel .dropzone{padding:28px 14px}
.new-tool-panel .dropzone::before{content:"＋";display:grid;place-items:center;width:42px;height:42px;border-radius:50%;background:var(--orange);color:#fff;font-size:1.8rem;margin:0 auto 12px}
.new-tool-panel .dropzone p{font-weight:700;margin:0 0 13px}
.new-tool-panel .dropzone .btn{min-width:210px}
.new-tool-panel > #convert-button{margin-top:18px}
.input-help,.result-help{font-size:.85rem;color:#6d5e55;margin:9px 0 0}
.input-help,.result-help,.hint{font-size:.92rem}
.form-field{display:grid;gap:6px;margin:0 0 18px}
.form-field label,.field-title{font-weight:800}
.form-field input,.form-field textarea,.form-field select{width:100%;min-height:48px;border:1px solid #d5bdaa;border-radius:8px;background:#fff;padding:10px 12px;color:var(--ink)}
.form-field input,.form-field textarea,.form-field select{font-size:1rem}
.form-field textarea{min-height:106px;resize:vertical}
.form-field input:focus-visible,.form-field textarea:focus-visible,.form-field select:focus-visible{outline:3px solid #f7a56c;outline-offset:2px}
.form-inline{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.check-field{display:flex;align-items:center;gap:9px;min-height:44px;font-weight:700;margin:0 0 20px}
.check-field input{width:20px;height:20px;accent-color:var(--orange)}
.form-field .check-field{margin:8px 0 0;min-height:32px}
.preview-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:19px 0}
.preview-box{border:1px solid #eaded5;background:#fffaf6;border-radius:10px;padding:12px;text-align:center;min-width:0}
.preview-box strong{display:block;margin-bottom:8px;font-size:.9rem}
.preview-box img{display:block;max-width:100%;max-height:250px;object-fit:contain;margin:auto}
.preview-box .file-size{margin-top:8px}
.result-box{background:#fff8f3;border:1px solid #f1d8c8;border-radius:12px;padding:17px;margin-top:19px}
.result-box h2{margin:0 0 11px}
.result-box .btn{margin-top:12px}
.metric-line{font-weight:800;color:#9f3900;font-size:1.07rem}
.qr-preview{display:block;width:min(100%,272px);height:auto;margin:16px auto;background:white;border:10px solid #fff;image-rendering:pixelated}
.new-tool-copy{padding:8px 0 30px}
.new-tool-copy section{border-top:1px solid #efdfd5;padding:22px 0}
.new-tool-copy h2{font-size:1.3rem;margin:0 0 10px}
.new-tool-copy h3{font-size:1rem;margin:14px 0 4px}
.new-tool-copy p{margin:0 0 10px}
.new-tool-copy ol{padding-left:1.4em}
.new-tool-copy li{margin-bottom:6px}
.new-tool-copy .faq-item{margin-bottom:14px}
.privacy-inline{display:flex;align-items:flex-start;gap:9px;color:#785038;font-size:.86rem;margin-top:16px}
.privacy-inline::before{content:"✓";color:var(--orange);font-weight:900}
.new-tool-panel [hidden],.result-box[hidden],.preview-grid[hidden]{display:none!important}
.tool-card,.new-tool-copy,.trust-page,.home-faq,.related-tools,.site-footer{min-width:0;overflow-wrap:anywhere}
.image-item .file-name{display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:3;line-clamp:3;overflow:hidden}
.image-item .small-btn{min-height:44px}
.new-tool-panel img,.new-tool-copy img,.trust-page img,.new-tool-panel svg,.new-tool-copy svg,.trust-page svg{max-width:100%;height:auto}
.new-tool-panel .btn,.tool .btn{max-width:100%;text-align:center;white-space:normal}
@media(max-width:1080px){.desktop-nav{display:none}.mobile-menu{display:block}}
@media(max-width:640px){.site-header .wrap{min-height:62px}.site-header .logo{font-size:.9rem}.site-header .logo-mark{width:29px;height:29px}.home-hero{padding:37px 0 30px}.home-hero h1{font-size:clamp(1.85rem,8vw,2.5rem)}.home-hero .home-lead{font-size:1rem}.category{margin-bottom:18px}.category h2{font-size:1.24rem}.category-head p{font-size:.8rem}.tool-grid{gap:9px}.tool-card{min-height:0;padding:13px 15px}.card-icon{margin-bottom:6px}.tool-card .description{margin-bottom:5px}.new-tool-hero{padding-top:31px}.new-tool-panel{padding:16px}.new-tool-panel .dropzone .btn{width:100%}.form-inline,.preview-grid{grid-template-columns:1fr}.preview-box img{max-height:200px}}
@media(max-width:640px){.site-header .logo{font-size:1rem}.category-head p{font-size:.92rem}.mobile-menu summary{font-size:.95rem}}
@media(max-width:900px){
  .home-hero{display:flex;flex-direction:column;align-items:center;min-height:0;padding:29px 22px 24px}
  .home-hero>.eyebrow{order:1}
  .home-hero>h1{order:2}
  .home-hero-icons{display:flex;order:3;justify-content:center;align-items:center;gap:18px;margin:15px 0 3px}
  .hero-visual{position:relative;left:auto;right:auto;top:auto;bottom:auto;--icon-size:88px;transform:none}
  .home-hero>.home-lead{order:4;max-width:650px;margin-top:11px}
}
@media(max-width:640px){
  .site-header .wrap{gap:8px}
  .site-header .logo{gap:5px}
  .site-header .brand-logo{width:76px;border-width:1px;border-radius:6px}
  .site-header .brand-prefix{display:none}
  .site-header .brand-name{font-size:.95rem}
  .home-hero{padding:25px 16px 21px}
  .home-hero h1{font-size:clamp(1.85rem,8vw,2.5rem)}
  .home-hero h1 em{font-size:1.06em}
  .home-hero-icons{gap:13px;margin:15px 0 2px}
  .hero-visual{--icon-size:72px}
  .hero-visual::before,.hero-visual::after{display:none}
  .home-hero .home-lead{font-size:.97rem;line-height:1.75;margin-top:10px}
}
@media(max-width:360px){
  .site-header .brand-logo{width:62px}
  .site-header .brand-name{font-size:.82rem}
  .mobile-menu summary{padding:6px 7px;font-size:.82rem}
  .hero-visual{--icon-size:64px}
  .home-hero-icons{gap:9px}
}
@media(max-width:640px){
  .pdf-file-row{flex-wrap:wrap}
  .pdf-file-name{flex-basis:100%}
  .pdf-file-actions{margin-left:auto}
}
@media(max-width:640px){
  .desktop-step-copy{display:none}
  .mobile-step-copy{display:inline;white-space:nowrap}
  .mobile-break{display:initial}
  .home-faq{padding:20px 16px}
  .home-faq p{font-size:15px}
}
@media(max-width:360px){
  .home-how{padding:18px 14px}
  .home-how li{gap:8px;font-size:15px}
  .home-how li .step-number{width:24px;height:24px}
}