/* ========================================================================== */
/* BRIT / X-INVOICE / INDIVIDUAL PRODUCT PAGE                                  */
/* Scope: .xinv-page + descendants only. No global navigation changes.        */
/* ========================================================================== */
.xinv-page { --xi-green:#84b413; --xi-green-light:#d6ef87; --xi-ink:#10201d; --xi-pale:#f0f4ed; overflow:clip; }
.xinv-page * {min-width:0}
.xinv-page .xinv-section {padding:clamp(76px,7.5vw,116px) 0}
.xinv-page h1,.xinv-page h2,.xinv-page h3{letter-spacing:-.058em}
.xinv-page h2{font-size:clamp(2.25rem,4.2vw,4.3rem);line-height:1.09}
.xinv-page .lead{line-height:1.7}
.xinv-page .eyebrow{color:#6c9519}
.xinv-page .xinv-hero .eyebrow{color:#9bbd60}
.xinv-page .xinv-hero .eyebrow::before{background:#84b413}
.xinv-page .xinv-heading-row{display:grid;grid-template-columns:minmax(0,1.16fr) minmax(0,.84fr);gap:clamp(24px,5vw,84px);align-items:end;margin-bottom:32px}
.xinv-page .xinv-heading-row h2{margin:12px 0 0}
.xinv-page .xinv-heading-row>p{font-size:1.03rem;max-width:49ch;margin:0 0 .45rem}

/* 01 / HERO ---------------------------------------------------------------- */
.xinv-hero{position:relative;background:linear-gradient(117deg,#f7faf3 0%,#eef4e9 52%,#e0eccd 100%);padding:50px 0 36px;isolation:isolate}
.xinv-hero::before{content:"";position:absolute;width:58vw;height:58vw;top:-24vw;right:-18vw;border-radius:50%;background:radial-gradient(circle,#b2dc6675,transparent 70%);z-index:-1}
.xinv-hero-grid{display:grid;grid-template-columns:minmax(0,1.04fr) minmax(0,.96fr);gap:clamp(28px,5vw,76px);align-items:center}
.xinv-breadcrumb{display:flex;gap:10px;align-items:center;flex-wrap:wrap;font-size:.77rem;color:#6b806f;margin-bottom:26px}
.xinv-breadcrumb a:hover{color:#5c8906}
.xinv-hero-copy h1{font-size:clamp(3rem,5.3vw,6.25rem);line-height:1.025;margin:16px 0 24px;max-width:13ch;color:#10201d}
.xinv-hero-copy h1 em{color:#719c13}
.xinv-hero-copy .lead{max-width:570px;font-size:clamp(1.04rem,1.45vw,1.25rem);color:#42554b}
.xinv-hero-copy .btn-outline{border-color:#9ba99c;background:#ffffff70}
.xinv-hero-copy .btn-outline:hover{background:#fff}
.xinv-hero-notes{display:flex;flex-wrap:wrap;gap:12px 20px;margin-top:34px;color:#3e5745;font-size:.77rem;font-weight:700}
.xinv-hero-notes span{display:inline-flex;gap:8px;align-items:center}
.xinv-hero-notes .icon{width:16px;height:16px;color:#648e0c}
.xinv-hero-bottom{display:flex;gap:14px;align-items:center;justify-content:center;margin-top:52px;color:#668362;font-size:.65rem;font-weight:900;letter-spacing:.19em}
.xinv-hero-bottom .xinv-line{width:clamp(24px,9vw,120px);height:1px;background:#a4baa2}

/* In-Hero illustrative invoice management application */
.xinv-hero-visual{position:relative;padding:28px 30px 45px 0}
.xinv-hero-window{background:#12241e;border:1px solid #29443a;border-radius:17px;padding:9px;box-shadow:0 28px 60px #19392b42;overflow:hidden;transform:rotate(1deg)}
.xinv-window-top{height:35px;border-bottom:1px solid #29483a;display:flex;gap:7px;align-items:center;padding:0 12px}
.xinv-window-top .xinv-window-dot{width:7px;height:7px;border-radius:50%;background:#4b6857}
.xinv-window-top .xinv-window-dot:first-child{background:#84b413}
.xinv-window-top small{margin-left:auto;color:#c1d4be;font-size:.63rem;font-weight:900;letter-spacing:.13em}
.xinv-window-body{display:grid;grid-template-columns:52px minmax(0,1fr);background:#f9fbf7;min-height:400px;border-radius:8px;overflow:hidden}
.xinv-visual-sidebar{display:flex;flex-direction:column;gap:30px;align-items:center;background:#1b3429;padding:28px 0;color:#a4c2a0}
.xinv-visual-sidebar .icon{width:22px;height:22px}
.xinv-visual-sidebar .icon:first-child{color:#b1dd4a}
.xinv-visual-main{padding:25px 24px 28px}
.xinv-visual-toolbar{display:flex;align-items:center;justify-content:space-between;gap:15px;margin-bottom:24px}
.xinv-visual-toolbar div{display:grid}
.xinv-visual-toolbar span{font-size:.65rem;color:#788779;text-transform:uppercase;letter-spacing:.12em}
.xinv-visual-toolbar strong{font-size:1.12rem;line-height:1.25}
.xinv-visual-toolbar .xinv-visual-tag{padding:6px 10px;border-radius:99px;background:#eff4e4;color:#537508;font-weight:850;letter-spacing:0}
.xinv-visual-paper{background:#fff;border-radius:8px;box-shadow:0 12px 30px #13221615;border:1px solid #e7eae3;padding:20px;color:#213027}
.xinv-paper-top{display:flex;justify-content:space-between;gap:20px;padding-bottom:16px;border-bottom:1px solid #e1e6db}
.xinv-paper-top strong{font-size:1.16rem;letter-spacing:.08em}
.xinv-paper-top span{font-size:.66rem;color:#6c8c21;font-weight:900}
.xinv-paper-meta{display:flex;justify-content:space-between;gap:16px;margin:15px 0 24px;font-size:.75rem}
.xinv-paper-meta div{display:grid;gap:3px}
.xinv-paper-meta small,.xinv-paper-meta span{font-size:.68rem;color:#718173}
.xinv-paper-meta strong{font-size:.82rem}
.xinv-paper-line{padding:10px 0;border-bottom:1px solid #e7eae3;display:flex;justify-content:space-between;gap:16px;font-size:.77rem}
.xinv-paper-line strong{white-space:nowrap}
.xinv-paper-total{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-top:16px;font-size:.73rem;color:#5a6b5a}
.xinv-paper-total strong{font-size:1.26rem;color:#192b1d;white-space:nowrap}
.xinv-floating-chip{position:absolute;z-index:2;display:flex;gap:10px;align-items:center;border:1px solid #d1dfc8;padding:13px 15px;background:#fff;box-shadow:0 12px 35px #19392b24;border-radius:13px}
.xinv-floating-chip .icon{width:24px;height:24px;color:#659407}
.xinv-floating-chip span{display:grid;gap:1px}
.xinv-floating-chip strong{font-size:.79rem;line-height:1.2}
.xinv-floating-chip small{color:#687c6b;font-size:.66rem}
.xinv-floating-chip--one{right:-13px;bottom:4px}
.xinv-floating-chip--two{left:-21px;top:0}

/* 02 / INTRO --------------------------------------------------------------- */
.xinv-intro{background:#fff}
.xinv-intro-grid{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:clamp(25px,7vw,110px);align-items:start}
.xinv-intro-grid h2{margin:12px 0 0}
.xinv-intro-copy p{font-size:1.08rem;line-height:1.8}
.xinv-principles{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:0;margin-top:56px;border-top:1px solid #dfe7d9;border-bottom:1px solid #dfe7d9}
.xinv-principles>div{display:grid;grid-template-columns:32px minmax(0,1fr);gap:8px 12px;padding:26px 28px;align-content:start}
.xinv-principles>div+div{border-left:1px solid #dfe7d9}
.xinv-principles .icon{width:26px;height:26px;color:#69990c;grid-row:span 2;margin-top:2px}
.xinv-principles strong{font-size:1.05rem;line-height:1.35}
.xinv-principles small{color:#66766b;line-height:1.6}

/* 03 / FORMAT DEMONSTRATION ------------------------------------------------ */
.xinv-formats{background:#10241c;color:#fff;position:relative}
.xinv-formats::after{content:"";position:absolute;right:0;bottom:0;width:42%;height:70%;background:radial-gradient(circle at bottom right,#84b41318,transparent 68%);pointer-events:none}
.xinv-formats .eyebrow{color:#b7da71}
.xinv-formats .xinv-heading-row>p{color:#b3c8ba}
.xinv-formats h2,.xinv-formats h3{color:#fff}
.xinv-format-app{position:relative;z-index:1;border-radius:22px;overflow:hidden;border:1px solid #4a6556;background:#193127;box-shadow:0 22px 65px #0003}
.xinv-format-controls{display:grid;grid-template-columns:1fr 1fr;gap:0;background:#142a21;border-bottom:1px solid #405d4b}
.xinv-format-tab{background:transparent;border:0;min-width:0;min-height:96px;text-align:left;color:#c7d9ca;padding:22px 28px;font-size:1.25rem;font-weight:850;letter-spacing:-.04em;position:relative;cursor:pointer;transition:background .2s}
.xinv-format-tab span{display:block;color:#9daf9e;font-weight:500;letter-spacing:0;font-size:.79rem;margin-top:3px}
.xinv-format-tab.is-active,.xinv-format-tab:hover{background:#214333;color:#fff}
.xinv-format-tab.is-active::after{content:"";height:3px;position:absolute;left:26px;right:26px;bottom:0;background:#84b413}
.xinv-format-tab:focus-visible{outline:3px solid #bde765;outline-offset:-4px}
.xinv-format-panel{display:grid;grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr);gap:6%;padding:clamp(25px,4vw,58px);align-items:center}
.xinv-format-panel[hidden]{display:none!important}
.xinv-format-detail .xinv-micro{color:#b6de73;font-size:.72rem;letter-spacing:.15em;font-weight:900}
.xinv-format-detail h3{font-size:clamp(1.8rem,2.8vw,3rem);line-height:1.1;margin:16px 0}
.xinv-format-detail p{color:#bdcec0;line-height:1.78}
.xinv-format-detail ul{list-style:none;padding:0;display:grid;gap:12px;margin:25px 0 0}
.xinv-format-detail li{position:relative;padding-left:23px;color:#e5f2e3;line-height:1.45;font-size:.9rem}
.xinv-format-detail li::before{content:"";position:absolute;left:0;top:.55em;width:9px;height:9px;border-radius:99px;background:#84b413}
.xinv-code-view{overflow:hidden;border-radius:13px;border:1px solid #42624e;background:#0b1914;box-shadow:0 15px 40px #0003}
.xinv-code-top{display:flex;align-items:center;gap:10px;padding:16px 18px;color:#d5e4d1;background:#16271e;border-bottom:1px solid #304638;font-size:.85rem}
.xinv-code-top .icon{width:20px;height:20px;color:#a9da54}
.xinv-code-top span{margin-left:auto;background:#84b41319;color:#b2db7a;border-radius:5px;padding:4px 8px;font-size:.66rem;font-weight:900;letter-spacing:.07em}
.xinv-code-view code{display:block;white-space:normal;overflow-wrap:anywhere;font:clamp(.68rem,1.14vw,.86rem)/2 Consolas,'Courier New',monospace;color:#c4f397;padding:23px 22px}
.xinv-code-view small{display:block;background:#11281d;padding:12px 18px;color:#a0b8a7;border-top:1px solid #2d4435;font-size:.72rem}
.xinv-zugferd-visual{display:grid;grid-template-columns:1fr .92fr;align-items:center;gap:18px}
.xinv-zugferd-sheet{min-height:290px;background:#fafcf8;border-radius:12px;color:#1b3021;padding:24px;box-shadow:0 16px 38px #0003;display:flex;flex-direction:column;align-items:flex-start;gap:9px}
.xinv-zugferd-sheet>.icon{width:45px;height:45px;color:#699c09;margin-bottom:16px}
.xinv-zugferd-sheet>strong{font-size:1.6rem}
.xinv-zugferd-sheet>span{color:#59705c;font-size:.81rem}
.xinv-zugferd-rules{margin-top:10px;display:grid;gap:11px;width:100%}
.xinv-zugferd-rules i{display:block;height:6px;border-radius:99px;background:#e0e9d9}
.xinv-zugferd-rules i:nth-child(2){width:74%}.xinv-zugferd-rules i:nth-child(3){width:88%}.xinv-zugferd-rules i:nth-child(4){width:52%}
.xinv-zugferd-xml{background:#213d2f;border:1px solid #6d944d;border-radius:12px;padding:20px;color:#fff;box-shadow:0 15px 32px #0002;display:grid;gap:8px}
.xinv-zugferd-xml>.icon{width:34px;height:34px;color:#b4eb68}
.xinv-zugferd-xml strong{font-size:1.5rem}.xinv-zugferd-xml span{font-size:.78rem;color:#cadacc;line-height:1.5}
.xinv-zugferd-visual>small{grid-column:1/-1;color:#a8c3ac}
.xinv-format-footnote{color:#a9baab;font-size:.82rem;margin:16px 0 0}

/* 04 / CAPABILITIES --------------------------------------------------------- */
.xinv-capabilities{background:#f5f7f1}
.xinv-cap-grid{display:grid;grid-template-columns:1.3fr 1fr;gap:16px}
.xinv-cap-card{position:relative;background:#fff;border:1px solid #e0e7da;border-radius:14px;min-height:255px;padding:clamp(23px,3vw,35px);box-shadow:0 8px 30px #10201d0b;transition:transform .25s,border-color .25s,box-shadow .25s}
.xinv-cap-card:hover{transform:translateY(-4px);border-color:#a6c96d;box-shadow:0 17px 40px #10201d16}
.xinv-cap-card>.icon{color:#63930a;width:32px;height:32px;margin:15px 0 14px}
.xinv-cap-no{font-size:.7rem;color:#73935c;letter-spacing:.12em;font-weight:900}
.xinv-cap-card h3{font-size:clamp(1.4rem,2vw,2rem);max-width:18ch;margin-bottom:13px}
.xinv-cap-card p{line-height:1.7;max-width:54ch;font-size:.94rem;margin:0}
.xinv-cap-card--wide{grid-row:span 2;background:linear-gradient(145deg,#f6faee,#e9f4d7);min-height:510px;display:flex;flex-direction:column;align-items:flex-start;justify-content:flex-start}
.xinv-cap-card--wide h3{font-size:clamp(1.9rem,2.8vw,3rem)}
.xinv-cap-line{display:flex;gap:7px;margin-top:auto;padding-top:32px;width:100%;flex-wrap:wrap}
.xinv-cap-line span{display:block;padding:12px 14px;background:#fff;border-radius:8px;font-size:.65rem;letter-spacing:.05em;color:#537a0b;font-weight:850}
.xinv-cap-card--dark{background:#17342a;color:#fff;border-color:#17342a;min-height:260px}
.xinv-cap-card--dark .xinv-cap-no{color:#b4d28a}.xinv-cap-card--dark .icon{color:#b6dc59}.xinv-cap-card--dark h3{color:#fff}.xinv-cap-card--dark p{color:#becfc2}

/* 05 / CONNECTED SYSTEMS ---------------------------------------------------- */
.xinv-connect{background:#fff}
.xinv-connect-grid{display:grid;grid-template-columns:minmax(0,1.04fr) minmax(0,.96fr);gap:clamp(30px,5vw,86px);align-items:center}
.xinv-connect-image{position:relative;border-radius:18px;overflow:hidden;box-shadow:0 22px 60px #182a1d22;min-height:550px}
.xinv-connect-image img{display:block;width:100%;height:100%;min-height:550px;object-fit:cover;object-position:62% 50%}
.xinv-connect-image>span{position:absolute;bottom:22px;left:22px;color:#fff;background:#10251dcb;border-radius:7px;padding:9px 14px;font-size:.7rem;font-weight:800;letter-spacing:.11em}
.xinv-connect-content h2{margin:14px 0 22px}
.xinv-connect-content>p{font-size:1rem;line-height:1.77}
.xinv-connect-steps{display:grid;gap:12px;margin:29px 0}
.xinv-connect-steps>div{display:flex;gap:17px;align-items:center;padding:16px 18px;border:1px solid #e0e8da;border-radius:11px;background:#f8faf5}
.xinv-connect-steps .icon{color:#67930f;width:26px;height:26px}
.xinv-connect-steps span{display:grid;gap:2px}.xinv-connect-steps strong{font-size:.94rem}.xinv-connect-steps small{font-size:.8rem;color:#607163;line-height:1.5}
.xinv-smallprint{font-size:.81rem!important;color:#76877a}

/* 06 / REGULATION ----------------------------------------------------------- */
.xinv-compliance{background:#eaf1e2}
.xinv-compliance-grid{display:grid;grid-template-columns:minmax(0,.87fr) minmax(0,1.13fr);gap:clamp(35px,7vw,100px)}
.xinv-compliance h2{margin:14px 0 20px}
.xinv-compliance p{line-height:1.8}
.xinv-compliance .text-link{white-space:normal;color:#537b0e;margin-top:17px}
.xinv-deadlines{display:grid;gap:11px}
.xinv-deadlines>div{border:1px solid #d5e1ca;background:#fff;border-radius:12px;display:grid;grid-template-columns:88px 1fr;column-gap:18px;align-items:center;padding:18px 22px}
.xinv-deadlines span{color:#6e9e08;font-size:1.9rem;font-weight:850;letter-spacing:-.06em;grid-row:span 2}
.xinv-deadlines strong{font-size:1rem}.xinv-deadlines p{font-size:.8rem;line-height:1.55;margin:4px 0 0}

/* 07 / FAQ ------------------------------------------------------------------ */
.xinv-faq{background:#fff}
.xinv-faq-grid{display:grid;grid-template-columns:minmax(0,.72fr) minmax(0,1.28fr);gap:clamp(26px,8vw,120px)}
.xinv-faq h2{margin:12px 0 20px}
.xinv-faq-list{border-top:1px solid #d6e0d2}
.xinv-faq-list details{border-bottom:1px solid #d6e0d2;padding:0 0 0 2px}
.xinv-faq-list summary{cursor:pointer;list-style:none;display:flex;gap:18px;align-items:center;justify-content:space-between;padding:23px 0;font-weight:800;color:#152a1c;font-size:1rem}
.xinv-faq-list summary::-webkit-details-marker{display:none}
.xinv-faq-list summary .icon{color:#719b17;width:18px;height:18px;transition:transform .2s}
.xinv-faq-list details[open] summary .icon{transform:rotate(180deg)}
.xinv-faq-list details p{max-width:64ch;color:#54675a;line-height:1.75;padding-right:25px}

/* 08 / CTA & LINKS ---------------------------------------------------------- */
.xinv-outro{background:#0f261b;color:#fff;padding:clamp(65px,7vw,108px) 0}
.xinv-outro-grid{display:grid;grid-template-columns:minmax(0,1.04fr) minmax(0,.96fr);gap:clamp(35px,9vw,110px);align-items:center}
.xinv-outro .eyebrow{color:#acd16d}
.xinv-outro h2{font-size:clamp(2.6rem,4.4vw,4.8rem);color:#fff;margin:15px 0 24px;max-width:11ch}
.xinv-outro p{color:#c4d7c8;max-width:54ch;line-height:1.8}
.xinv-outro .btn{margin-top:21px}
.xinv-related{display:grid;border-top:1px solid #557561}
.xinv-related>span{padding:17px 0;text-transform:uppercase;font-weight:800;letter-spacing:.13em;color:#bbd498;font-size:.75rem}
.xinv-related a{display:grid;grid-template-columns:28px 1fr 20px;gap:2px 15px;align-items:center;padding:19px 4px;border-top:1px solid #3b5b47;transition:background .2s,padding .2s}
.xinv-related a:hover{background:#ffffff0c;padding-left:15px}
.xinv-related a>.icon:first-child{grid-row:span 2;color:#afd761}
.xinv-related strong{color:#fff;font-size:1.02rem}
.xinv-related small{grid-column:2;color:#aec6b3}
.xinv-related a>.icon:last-child{grid-column:3;grid-row:1/span 2;color:#aed576;width:18px;height:18px}

/* GENERAL / Responsive breakpoints ----------------------------------------- */
@media(max-width:1160px){
  .xinv-hero-visual{padding-right:14px}
  .xinv-floating-chip--one{right:0}
  .xinv-visual-main{padding:18px 16px 20px}
  .xinv-paper-meta{margin-bottom:10px}
  .xinv-cap-card--wide{min-height:450px}
}
@media(max-width:980px){
  .xinv-hero-grid,.xinv-intro-grid,.xinv-connect-grid,.xinv-compliance-grid,.xinv-faq-grid,.xinv-outro-grid{grid-template-columns:1fr}
  .xinv-hero-grid{gap:48px}
  .xinv-hero-copy h1{max-width:14ch}
  .xinv-hero-visual{width:min(100%,690px);margin-inline:auto}
  .xinv-intro-grid,.xinv-compliance-grid,.xinv-faq-grid{gap:24px}
  .xinv-connect-image,.xinv-connect-image img{min-height:380px}
  .xinv-connect-image img{aspect-ratio:16/9}
  .xinv-outro h2{max-width:17ch}
  .xinv-cap-card--wide{min-height:415px}
}
@media(max-width:680px){
  .xinv-page .xinv-heading-row,.xinv-format-panel{grid-template-columns:1fr}
  .xinv-hero{padding-top:24px}
  .xinv-hero-copy h1{font-size:clamp(2.75rem,10vw,4.5rem);overflow-wrap:break-word}
  .xinv-breadcrumb{margin-bottom:18px}
  .xinv-hero-visual{padding:16px 0 25px}
  .xinv-floating-chip{display:none}
  .xinv-window-body{grid-template-columns:38px minmax(0,1fr);min-height:0}
  .xinv-visual-sidebar{padding-top:16px;gap:15px}
  .xinv-visual-sidebar .icon{width:18px;height:18px}
  .xinv-visual-main{padding:13px 10px 15px}
  .xinv-visual-paper{padding:13px}
  .xinv-paper-top strong{font-size:.85rem}
  .xinv-paper-top span{font-size:.55rem}
  .xinv-paper-meta strong{font-size:.7rem}
  .xinv-paper-total strong{font-size:1.02rem}
  .xinv-paper-total span{font-size:.64rem}
  .xinv-hero-bottom{margin-top:22px;gap:9px;letter-spacing:.07em;font-size:.56rem}
  .xinv-principles{grid-template-columns:1fr;margin-top:30px}
  .xinv-principles>div{padding:20px 5px}
  .xinv-principles>div+div{border-left:0;border-top:1px solid #dfe7d9}
  .xinv-format-controls{grid-template-columns:1fr}
  .xinv-format-tab{padding:15px 22px;min-height:72px}
  .xinv-format-tab+button{border-top:1px solid #405d4b}
  .xinv-format-panel{padding:24px 18px}
  .xinv-cap-grid{grid-template-columns:1fr}
  .xinv-cap-card--wide{grid-row:auto;min-height:370px}
  .xinv-zugferd-visual{grid-template-columns:1fr 1fr;gap:10px}
  .xinv-zugferd-sheet{min-height:220px;padding:12px}
  .xinv-zugferd-xml{padding:12px}
  .xinv-deadlines>div{grid-template-columns:70px 1fr;gap:8px 14px;padding:15px}
  .xinv-deadlines span{font-size:1.5rem}
  .xinv-related{max-width:100%}
}
@media(max-width:360px){
  .xinv-paper-meta{font-size:.6rem}
  .xinv-paper-meta strong{overflow-wrap:anywhere}
  .xinv-visual-toolbar{margin-bottom:14px}
  .xinv-visual-toolbar strong{font-size:.86rem}
  .xinv-visual-toolbar .xinv-visual-tag{font-size:.56rem;padding:4px 6px}
  .xinv-hero-copy h1{font-size:2.6rem}
  .xinv-cap-line span{padding:9px;font-size:.57rem}
}
@media(prefers-reduced-motion:reduce){
  .xinv-page *, .xinv-page *::before, .xinv-page *::after {animation-duration:.01ms!important;transition-duration:.01ms!important;scroll-behavior:auto!important}
}