.landing{background:#fff;color:#14203d}.landing p{color:#626b80}.section-wrap{max-width:1280px;padding-inline:44px;margin-inline:auto}.marketing-header{height:94px;max-width:1400px;margin:auto;padding:20px 44px;display:flex;align-items:center;gap:30px;border-bottom:1px solid #e8eaf0}.marketing-header .brand,.marketing-footer .brand{font-size:24px;font-weight:720;letter-spacing:-1px;white-space:nowrap;gap:7px}.brand img{object-fit:contain;border-radius:0}.marketing-header nav{display:flex;gap:28px;margin-inline:auto}.marketing-header nav a,.login-link{text-decoration:none;font-size:14px;font-weight:560}.marketing-header a:hover{color:#3856e8}.marketing-header .btn:hover{color:#fff}.header-actions{display:flex;align-items:center;gap:20px}.language-picker{position:relative;z-index:10;font-size:13px}.language-picker summary{cursor:pointer;list-style:none;font-weight:650;padding:8px 0}.language-picker summary::-webkit-details-marker{display:none}.language-picker summary span{margin-inline-start:6px}.language-picker>div{position:absolute;inset-inline-end:0;top:100%;background:#fff;border:1px solid #dce1ed;box-shadow:0 15px 40px #14203d15;border-radius:12px;width:180px;padding:8px}.language-picker a{display:block;text-decoration:none;padding:8px 12px;border-radius:6px}.language-picker a:hover,.language-picker a[aria-current=page]{background:#edf0ff;color:#2948d5}.section-kicker{color:#3856e8!important;font-size:11px;font-weight:750;letter-spacing:1.7px;text-transform:uppercase;margin-bottom:22px;display:block}.landing-hero{display:grid;grid-template-columns:1.15fr 1fr;gap:72px;align-items:center;padding-top:70px;padding-bottom:74px}.landing-hero h1{font-size:clamp(38px,4.05vw,57px);line-height:1.065;letter-spacing:-2.6px;font-weight:680;margin:0 0 25px;text-wrap:balance}.landing-lead{font-size:17px;line-height:1.7;max-width:530px}.hero-cta{display:flex;align-items:flex-start;flex-direction:column;gap:15px;margin-top:30px}.hero-cta .btn{font-size:15px;padding:15px 23px;background:#3856e8;border-color:#3856e8;box-shadow:0 3px 0 #243ac9}.sample-action{border:0;background:none;color:#263559;font-size:14px;font-weight:550;padding:0;display:flex;gap:16px}.hero-trust{list-style:none;padding:0;margin:27px 0 0;display:flex;flex-wrap:wrap;gap:9px 18px;font-size:11px;color:#636d82}.hero-trust li::before{content:'✓';color:#3856e8;margin-inline-end:7px;font-weight:bold}.landing-upload{padding:30px;background:#f7f8fc;border:1px solid #e0e5f1;border-radius:18px;box-shadow:0 22px 45px -25px #14203d40;position:relative}.file-format-line{display:flex;align-items:center;justify-content:center;gap:10px;margin-bottom:26px;direction:ltr}.file-badge{font-size:9px;font-weight:800;letter-spacing:.3px;border:1px solid #d6deff;background:#fff;border-radius:5px;padding:12px 7px;color:#425cc9;box-shadow:0 3px 3px #14203d05}.file-badge.pdf{color:#a94b35;border-color:#eed7ce}.file-badge.xlsx{color:#3f5488}.format-arrow{color:#8c95a9;padding-inline:4px}.file-format-line strong{font-size:13px;letter-spacing:-.4px}.landing-upload h2{font-size:22px;line-height:1.25;letter-spacing:-.7px;margin:0 0 20px;text-align:center}.landing-drop{border:1.5px dashed #a9b7f0;border-radius:12px;background:#fff;padding:25px 12px;display:flex;align-items:center;flex-direction:column;text-align:center;gap:5px;cursor:pointer;transition:background .15s}.landing-drop:hover,.landing-drop.dragging{background:#eef2ff;border-color:#3856e8}.upload-glyph{background:#edf0ff;color:#3856e8;width:43px;height:43px;border-radius:10px;font-size:26px;font-weight:400;display:grid;place-items:center;margin-bottom:8px}.landing-drop strong{font-size:15px;font-weight:620}.landing-drop>span:not(.upload-glyph){color:#3856e8;font-size:13px}.landing-drop small{font-size:10px;color:#7b8497;margin-top:11px}.upload-limits{text-align:center;font-size:11px;margin:17px 0 7px}.upload-warning{text-align:center;font-size:10px;line-height:1.65;max-width:330px;margin:0 auto}.upload-privacy{font-size:10px;margin:18px 0 0;text-align:center;color:#768197!important}.format-band{border-top:1px solid #e8ebf3;border-bottom:1px solid #e8ebf3;padding:23px 20px;display:flex;gap:30px;align-items:center;justify-content:center;color:#53607b;font-size:16px;letter-spacing:-.4px;font-weight:650;background:#fcfcff}.format-band i{font-size:13px;font-style:normal;color:#b9c0cf}.band-arrow{color:#3856e8;margin-inline:12px}.section-heading{max-width:630px;margin-bottom:38px}.section-heading .section-kicker{margin-bottom:15px}.landing h2{font-weight:640}.section-heading h2,.review-grid h2{font-size:36px;letter-spacing:-1.5px;line-height:1.15;margin-bottom:15px}.section-heading p{font-size:15px}.how-section{padding-top:76px;padding-bottom:58px}.steps-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:45px}.step-number{width:37px;height:37px;border-radius:10px;background:#edf0ff;color:#3856e8;display:grid;place-items:center;font-size:12px;font-weight:750;margin-bottom:20px}.steps-grid h3{font-size:20px;letter-spacing:-.5px;line-height:1.3;margin-bottom:12px}.steps-grid p{font-size:14px;line-height:1.75;margin:0}.workspace-language{font-size:11px;margin:28px 0 0}.review-section{padding:60px 0;background:#f5f7fc;border-block:1px solid #e6eaf4}.review-grid{display:grid;grid-template-columns:.86fr 1.25fr;align-items:center;gap:72px}.review-grid>div>p{font-size:15px;line-height:1.7}.review-tags{display:flex;flex-direction:column;gap:8px;font-size:12px;color:#3d5085}.sample-table{background:#fff;border:1px solid #dce2ed;border-radius:12px;overflow:hidden;box-shadow:0 12px 36px #14203d09}.sample-table-top{padding:15px 19px;background:#fbfcff;border-bottom:1px solid #e5e9f1;display:flex;justify-content:space-between;font-size:10px;color:#7b8599}.table-dots{color:#cdd4e4;letter-spacing:2px}.sample-table table{width:100%;border-collapse:collapse;text-align:start;white-space:nowrap;font-size:13px}.sample-table th{text-align:start;font-size:10px;font-weight:600;color:#64718b;background:#fff;padding:16px 18px;border-bottom:1px solid #ecedf3}.sample-table td{padding:18px;border-bottom:1px solid #edf0f7}.sample-table td:last-child{color:#3856e8;font-weight:700}.sample-table strong{font-weight:550;font-size:12px}.sample-table small{display:block;color:#8390a3;font-size:10px;margin-top:3px}.sample-table-bottom{padding:13px 18px;font-size:10px;display:flex;justify-content:space-between;color:#526486}.tools-section{padding-top:76px;padding-bottom:30px}.tools-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.tool-card{display:flex;flex-direction:column;text-decoration:none;border:1px solid #e0e5ef;border-radius:12px;padding:23px 20px;transition:box-shadow .2s,border-color .2s}.tool-card:hover{border-color:#a7b5f0;box-shadow:0 9px 28px #14203d0a}.tool-format{font-size:10px;font-weight:750;color:#3856e8;margin-bottom:28px;letter-spacing:.5px;direction:ltr;text-align:start}.tool-card h3{font-size:19px;letter-spacing:-.5px;line-height:1.3}.tool-card p{font-size:12px;line-height:1.7;margin-bottom:24px}.tool-card>span:last-child{color:#3856e8;margin-top:auto;font-size:22px}.plans-section{padding-top:64px;padding-bottom:66px}.plans-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;align-items:stretch}.plan{padding:30px;border:1px solid #e0e5ef;border-radius:13px;display:flex;flex-direction:column}.plan h3{font-size:16px;font-weight:650;letter-spacing:-.3px}.plan-number{font-size:48px;line-height:1;font-weight:650;letter-spacing:-2px;display:flex;align-items:baseline;gap:9px;margin:9px 0 24px}.plan-number small{font-size:10px;font-weight:500;letter-spacing:0;color:#79849b}.plan p{font-size:13px;line-height:1.65}.plan .btn{margin-top:auto;font-size:12px;padding:12px 8px}.plan p:last-of-type{margin-bottom:25px}.plan-featured{border:2px solid #3856e8;background:#f9faff;position:relative}.plan-featured .btn{background:#3856e8}.pricing-note{font-size:11px;margin-top:20px;text-align:center}.landing-faq{display:grid;grid-template-columns:.7fr 1.3fr;gap:90px;padding-top:20px;padding-bottom:72px}.landing-faq h2{font-size:32px;letter-spacing:-1px;line-height:1.2;max-width:330px}.landing-faq details{border-bottom:1px solid #e1e6ef;padding:20px 0}.landing-faq details:first-child{padding-top:0}.landing-faq summary{font-size:14px;font-weight:600;cursor:pointer;line-height:1.5}.landing-faq details p{font-size:13px;line-height:1.8;margin:14px 0 0}.final-cta{display:flex;align-items:center;justify-content:space-between;background:#f1f4ff;border-radius:16px;padding:34px 42px;max-width:1192px;gap:28px;margin-bottom:76px}.final-cta h2{font-size:28px;letter-spacing:-1px;margin:0 0 9px;line-height:1.25}.final-cta p{font-size:12px;margin:0}.final-cta .btn{background:#3856e8}.marketing-footer{display:block;max-width:1280px;border-top:1px solid #e4e8f2;margin:auto;padding:30px 44px}.footer-main{display:flex;justify-content:space-between;align-items:center;gap:30px}.footer-main p{font-size:12px;margin:14px 0}.footer-links{display:flex;gap:23px}.footer-links a{font-size:12px;text-decoration:none}.footer-languages{display:flex;flex-wrap:wrap;gap:10px 19px;margin:24px 0;padding:22px 0;border-top:1px solid #edf0f6}.footer-languages a{font-size:11px;color:#64718b;text-decoration:none}.footer-languages a[aria-current=page]{color:#3856e8}.operator{font-size:10px!important;margin-bottom:5px!important;color:#8390a5!important}.tool-explanation{display:grid;grid-template-columns:1.2fr .8fr;gap:64px;padding-bottom:66px}.tool-explanation h2{font-size:28px;letter-spacing:-.8px}.tool-explanation p{font-size:14px;line-height:1.85}.tool-explanation aside{background:#f5f7ff;border-radius:12px;padding:27px;align-self:start}.tool-explanation h3{font-size:19px;line-height:1.3}.tool-explanation .section-kicker{margin-bottom:15px}#validator-output{max-height:290px;overflow:auto;font-size:12px;margin-top:20px}#validator-output p,#validator-output li{font-size:12px}html[dir=rtl] .section-kicker{letter-spacing:0}html[dir=rtl] h1{letter-spacing:-.5px;line-height:1.3}html[lang=ja] .landing-hero h1{font-size:46px;line-height:1.35;letter-spacing:-1.7px}html[lang=de] .landing-hero h1{font-size:49px}
@media(min-width:1250px){.hero-cta{flex-direction:row;align-items:center;gap:22px}.sample-action{max-width:150px;text-align:start}}
@media(max-width:1050px){.section-wrap{padding-inline:32px}.marketing-header{padding-inline:30px;gap:22px}.marketing-header nav{gap:18px}.header-actions{gap:15px}.landing-hero{gap:35px}.landing-hero h1,html[lang=de] .landing-hero h1{font-size:44px;letter-spacing:-1.8px}.landing-upload{padding:22px}.review-grid{gap:35px}.tools-grid{grid-template-columns:repeat(2,1fr)}.final-cta{margin-inline:32px}.login-link{display:none}.marketing-header .brand{font-size:22px}.marketing-header nav a{font-size:12px}.landing-faq{gap:40px}.plan{padding:24px}.file-format-line{gap:7px}}
@media(max-width:760px){.marketing-header{height:auto;min-height:78px;padding:17px 22px;justify-content:space-between;gap:12px}.marketing-header nav{display:none}.marketing-header .brand{font-size:20px}.marketing-header .brand img{width:35px;height:35px}.header-actions{gap:14px}.header-actions .btn{font-size:11px;padding:9px 12px}.section-wrap{padding-inline:23px}.landing-hero{grid-template-columns:1fr;gap:32px;padding-top:42px;padding-bottom:43px}.landing-hero h1,html[lang=de] .landing-hero h1{font-size:43px;max-width:570px;letter-spacing:-1.9px}.landing-lead{font-size:16px}.hero-cta{flex-direction:row;align-items:center;gap:19px;flex-wrap:wrap}.hero-cta .btn{font-size:13px;padding:14px 17px}.sample-action{font-size:12px}.hero-trust{margin-top:24px;font-size:10px}.section-kicker{font-size:10px;letter-spacing:1.2px;margin-bottom:20px}.landing-upload{padding:24px;max-width:550px;width:100%;margin-inline:auto}.landing-drop{padding:25px 14px}.format-band{gap:13px;font-size:12px;padding:21px 15px;flex-wrap:wrap}.band-arrow{margin-inline:3px}.how-section,.tools-section{padding-top:48px}.section-heading h2,.review-grid h2{font-size:29px;letter-spacing:-1px}.steps-grid{grid-template-columns:1fr;gap:28px}.steps-grid article{display:grid;grid-template-columns:36px 1fr;column-gap:18px}.step-number{grid-row:1/3;margin:0}.steps-grid h3{margin:0 0 7px;font-size:18px}.steps-grid p{grid-column:2;font-size:13px}.review-section{padding-block:43px}.review-grid{grid-template-columns:1fr;gap:30px}.review-tags{flex-direction:row;flex-wrap:wrap;gap:12px;font-size:11px}.tools-grid{gap:13px}.tool-card{padding:20px 17px}.tool-card h3{font-size:17px}.tool-card p{font-size:11px}.plans-section{padding-top:35px;padding-bottom:42px}.plans-grid{grid-template-columns:1fr;gap:17px}.plan{padding:25px}.plan-number{font-size:43px}.plan p{font-size:13px}.plan .btn{font-size:13px}.landing-faq{grid-template-columns:1fr;gap:10px;padding-bottom:40px}.landing-faq h2{font-size:29px;max-width:none}.landing-faq summary{font-size:13px}.final-cta{margin-inline:23px;margin-bottom:42px;padding:27px;flex-direction:column;align-items:flex-start;gap:20px}.final-cta h2{font-size:25px}.marketing-footer{padding:27px 23px}.footer-main{align-items:flex-start;flex-direction:column;gap:8px}.footer-links{flex-wrap:wrap}.footer-languages{gap:13px 17px}.tool-explanation{grid-template-columns:1fr;gap:17px;padding-bottom:40px}.tool-explanation h2{font-size:25px}.tool-explanation aside{padding:23px}html[lang=ja] .landing-hero h1{font-size:35px}html[dir=rtl] .landing-hero h1{font-size:39px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}
/* v1.2: six tool cards, English detail sections, resources footer */
.tools-grid{grid-template-columns:repeat(3,1fr)}
.tool-details{padding-top:8px;padding-bottom:40px}
.tool-details .guide-detail{max-width:820px;line-height:1.8;color:#2c3a57}
.tool-details .guide-detail h2{font-size:1.45rem;margin:34px 0 12px}
.tool-details .guide-detail p{color:#3b4a66}
.tool-details table{border-collapse:collapse;width:100%;margin:14px 0 22px;font-size:.95rem}
.tool-details th,.tool-details td{border:1px solid #e0e5ef;padding:9px 12px;text-align:left;vertical-align:top}
.tool-details th{background:#f6f8fc}
.tool-details a{color:#3856e8}
.footer-resources{display:flex;flex-wrap:wrap;gap:10px 22px;margin-top:22px;font-size:.9rem}
.footer-resources a{color:#3b4a66;text-decoration:none}
.footer-resources a:hover{color:#14203d;text-decoration:underline}
@media(max-width:1050px){.tools-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:760px){.tool-details table{display:block;overflow-x:auto}}