/* E-Rechnung – UI styles. Self-hosted Inter (OFL, see assets/fonts/OFL.txt). */
@font-face{font-family:"Inter";src:url("fonts/inter-var-latin.woff2") format("woff2");font-weight:100 900;font-style:normal;font-display:swap}
:root{
  --font:"Inter",ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --bg:#f7f7f9;--surface:#fff;--ink:#0b0c10;--ink2:#30333b;--mut:#6a6f7b;--mut2:#9a9fab;
  --line:#e7e8ec;--line2:#d9dbe1;--field:#fff;
  --acc:#4f46e5;--acc-h:#4338ca;--acc-50:#f2f1fe;--acc-100:#e5e3fd;--acc-ring:rgba(79,70,229,.18);
  --ok:#0f8a5f;--ok-50:#ecfaf3;--bad:#d1293d;--bad-50:#fff3f4;--warn:#b25e09;--warn-50:#fff8ec;
  --r-sm:8px;--r:12px;--r-lg:18px;
  --sh-1:0 1px 2px rgba(16,18,27,.05);
  --sh-2:0 1px 2px rgba(16,18,27,.04),0 4px 14px -4px rgba(16,18,27,.08);
  --sh-3:0 1px 1px rgba(16,18,27,.03),0 10px 30px -10px rgba(16,18,27,.14),0 30px 60px -30px rgba(16,18,27,.18);
  --ease:cubic-bezier(.2,.7,.2,1);
  font-family:var(--font);font-feature-settings:"cv11";color:var(--ink);background:var(--bg);
  -webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-rendering:optimizeLegibility;
}
[hidden]{display:none!important}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:80px}
body{margin:0;line-height:1.5;font-size:15px;letter-spacing:-.006em}
a{color:var(--acc)}
h1,h2,h3,h4{letter-spacing:-.022em;line-height:1.15;color:var(--ink)}
.sr-only{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.skip{position:absolute;left:12px;top:-60px;z-index:50;background:var(--ink);color:#fff;padding:8px 14px;border-radius:8px;text-decoration:none}.skip:focus{top:12px}
.wrap{max-width:1240px;margin:0 auto;padding:0 28px}
.wrap.narrow{max-width:780px}
svg{width:18px;height:18px;flex:none;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}

/* ---------- header ---------- */
.top{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.78);backdrop-filter:saturate(1.6) blur(14px);-webkit-backdrop-filter:saturate(1.6) blur(14px);border-bottom:1px solid rgba(15,17,25,.07)}
.bar{display:flex;align-items:center;gap:20px;min-height:60px}
.brand{display:inline-flex;gap:10px;align-items:center;font-weight:650;font-size:15.5px;color:var(--ink);text-decoration:none;letter-spacing:-.02em}
.brand img{border-radius:7px;box-shadow:0 1px 2px rgba(0,0,0,.12)}
.brand-sm{font-size:14px;gap:8px}
.nav-links{display:flex;gap:4px;margin-right:auto;margin-left:10px}
.nav-links a{color:var(--mut);text-decoration:none;font-size:14px;font-weight:500;padding:6px 10px;border-radius:8px;transition:color .15s,background .15s}
.nav-links a:hover{color:var(--ink);background:rgba(15,17,25,.04)}
.bar-actions{display:flex;gap:6px;align-items:center}
.top .bar>.brand:only-child{margin-right:auto}

/* ---------- buttons ---------- */
button{font:inherit;color:inherit}
.btn{--h:38px;display:inline-flex;align-items:center;justify-content:center;gap:8px;height:var(--h);padding:0 14px;border-radius:10px;border:1px solid transparent;font:inherit;font-size:14px;font-weight:550;letter-spacing:-.01em;cursor:pointer;text-decoration:none;white-space:nowrap;user-select:none;transition:background .15s var(--ease),border-color .15s,box-shadow .15s,transform .12s var(--ease),color .15s}
.btn:active{transform:translateY(1px) scale(.99)}
.btn:focus-visible,.seg button:focus-visible,.stepper button:focus-visible,.add-line:focus-visible,summary:focus-visible{outline:none;box-shadow:0 0 0 4px var(--acc-ring)}
.btn svg{width:17px;height:17px}
.btn-primary{background:var(--acc);color:#fff;box-shadow:0 1px 0 rgba(255,255,255,.18) inset,0 1px 2px rgba(30,27,120,.35),0 4px 12px -2px rgba(79,70,229,.35)}
.btn-primary:hover{background:var(--acc-h)}
.btn-outline{background:var(--surface);color:var(--ink2);border-color:var(--line2);box-shadow:var(--sh-1)}
.btn-outline:hover{border-color:#c5c8d0;color:var(--ink);background:#fcfcfd}
.btn-quiet{background:transparent;color:var(--ink2)}
.btn-quiet:hover{background:rgba(15,17,25,.05);color:var(--ink)}
.btn-soft{background:var(--acc-50);color:var(--acc-h)}.btn-soft:hover{background:var(--acc-100)}
.btn-sm{--h:30px;padding:0 10px;font-size:13px;border-radius:8px}
.btn-lg{--h:48px;padding:0 22px;font-size:15.5px;border-radius:12px}
.btn-xl{--h:56px;width:100%;font-size:16.5px;border-radius:14px;font-weight:600}
.btn-xl svg{width:20px;height:20px}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;padding:84px 0 40px;text-align:center;isolation:isolate}
.hero::before{content:"";position:absolute;inset:-40% -10% auto;height:720px;z-index:-1;background:radial-gradient(38% 46% at 50% 38%,rgba(99,91,255,.16),transparent 70%),radial-gradient(30% 40% at 24% 30%,rgba(56,189,248,.10),transparent 70%),radial-gradient(28% 36% at 78% 30%,rgba(236,72,153,.08),transparent 70%)}
.hero::after{content:"";position:absolute;inset:0;z-index:-1;background-image:linear-gradient(rgba(15,17,25,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(15,17,25,.035) 1px,transparent 1px);background-size:44px 44px;-webkit-mask-image:radial-gradient(60% 60% at 50% 20%,#000,transparent 75%);mask-image:radial-gradient(60% 60% at 50% 20%,#000,transparent 75%)}
.eyebrow{display:inline-flex;align-items:center;gap:8px;margin:0 0 18px;font-size:12.5px;font-weight:600;letter-spacing:.01em;color:var(--acc-h);text-transform:none}
.hero .eyebrow{padding:6px 12px 6px 10px;border-radius:999px;background:rgba(255,255,255,.7);border:1px solid var(--acc-100);box-shadow:var(--sh-1);color:var(--ink2)}
.eyebrow .dot{width:7px;height:7px;border-radius:50%;background:var(--ok);box-shadow:0 0 0 3px rgba(15,138,95,.15)}
.hero h1{font-size:clamp(34px,5.6vw,62px);font-weight:700;letter-spacing:-.04em;line-height:1.03;margin:0 auto 18px;max-width:900px}
.grad{white-space:nowrap;background:linear-gradient(92deg,#4f46e5 10%,#7c3aed 55%,#2563eb 95%);-webkit-background-clip:text;background-clip:text;color:transparent}
.lead{font-size:clamp(16px,1.6vw,19px);color:var(--mut);max-width:640px;margin:0 auto 30px;line-height:1.55;letter-spacing:-.012em}
.hero-cta{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
.trust{display:flex;justify-content:center;gap:22px;flex-wrap:wrap;list-style:none;padding:0;margin:26px 0 0;font-size:13.5px;color:var(--mut)}
.trust li{display:inline-flex;gap:7px;align-items:center}
.trust svg{width:16px;height:16px;color:var(--ok)}
.how{list-style:none;padding:0;margin:56px auto 0;max-width:980px;display:grid;grid-template-columns:repeat(3,1fr);gap:14px;text-align:left}
.how li{display:flex;gap:14px;padding:18px 18px 18px 16px;border-radius:var(--r);background:rgba(255,255,255,.72);border:1px solid var(--line);box-shadow:var(--sh-1);backdrop-filter:blur(6px)}
.how-n{flex:none;display:grid;place-items:center;width:30px;height:30px;border-radius:9px;background:var(--ink);color:#fff;font-size:13.5px;font-weight:650}
.how h3{margin:3px 0 4px;font-size:15px;font-weight:620;letter-spacing:-.015em}
.how p{margin:0;font-size:13.5px;color:var(--mut);line-height:1.45}

/* ---------- app layout ---------- */
.app{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,470px);gap:28px;align-items:start;padding-top:26px;padding-bottom:88px}
.wizard{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--sh-3);min-width:0;position:relative}
.wz-head{padding:16px 18px 0;border-bottom:1px solid var(--line)}
.stepper{display:flex;list-style:none;margin:0;padding:0;gap:2px}
.stepper li{flex:1;min-width:0}
.stepper button{display:flex;align-items:center;gap:9px;width:100%;padding:8px 8px 14px;border:0;background:none;cursor:pointer;color:var(--mut);font-size:13.5px;font-weight:550;border-radius:8px;text-align:left;transition:color .15s}
.stepper button:hover{color:var(--ink)}
.st-n{flex:none;display:grid;place-items:center;width:24px;height:24px;border-radius:50%;border:1.5px solid var(--line2);font-size:12px;font-weight:650;color:var(--mut);background:#fff;transition:all .2s var(--ease)}
.st-l{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.stepper .on button{color:var(--ink)}
.stepper .on .st-n{border-color:var(--acc);background:var(--acc);color:#fff;box-shadow:0 0 0 4px var(--acc-ring)}
.stepper .done .st-n{border-color:var(--ink);background:var(--ink);color:#fff;font-size:0}
.stepper .done .st-n::before{content:"";width:9px;height:5px;border:2px solid #fff;border-top:0;border-right:0;transform:translateY(-1px) rotate(-45deg)}
.stepper .err .st-n{border-color:var(--bad);color:var(--bad);background:var(--bad-50)}
.progress{height:2px;margin:0 -18px;background:transparent;position:relative;top:1px}
.progress span{display:block;height:2px;width:20%;background:linear-gradient(90deg,var(--acc),#7c3aed);border-radius:2px;transition:width .45s var(--ease)}

#f{padding:30px 34px 10px;min-width:0}
.step{animation:stepIn .38s var(--ease) both}
.step.back{animation-name:stepInBack}
@keyframes stepIn{from{opacity:0;transform:translateX(14px)}to{opacity:1;transform:none}}
@keyframes stepInBack{from{opacity:0;transform:translateX(-14px)}to{opacity:1;transform:none}}
.step-h{margin-bottom:22px}
.step-k{margin:0 0 6px;font-size:12.5px;font-weight:600;color:var(--acc)}
.step-h h3{margin:0 0 6px;font-size:26px;font-weight:680;letter-spacing:-.03em}
.step-d{margin:0;color:var(--mut);font-size:15px}
.sub-h{margin:22px 0 12px;font-size:12px;font-weight:650;letter-spacing:.06em;text-transform:uppercase;color:var(--mut2)}

.grid{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:14px 14px}
.c-12{grid-column:span 12}.c-8{grid-column:span 8}.c-6{grid-column:span 6}.c-4{grid-column:span 4}.c-3{grid-column:span 3}
.field{display:flex;flex-direction:column;gap:6px;min-width:0;margin:0}
.step>.field{margin-top:20px}
.step>.grid,.step>.pm{margin-top:20px}.step>.step-h+.grid,.step>.profile-hint+.grid,.step>.sub-h+.grid{margin-top:0}
.lbl{font-size:13px;font-weight:550;color:var(--ink2);letter-spacing:-.005em}
.lbl em{font-style:normal;font-weight:450;color:var(--mut2);margin-left:4px}
.hint{font-size:12.5px;color:var(--mut);line-height:1.4}
.msg{display:none;font-size:12.5px;color:var(--bad);font-weight:500;line-height:1.4;align-items:flex-start;gap:6px}
.msg::before{content:"";flex:none;width:14px;height:14px;margin-top:1px;border-radius:50%;background:var(--bad) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 14 14'%3E%3Cpath d='M7 3.6v4.2' stroke='%23fff' stroke-width='1.6' stroke-linecap='round'/%3E%3Ccircle cx='7' cy='10.2' r='.9' fill='%23fff'/%3E%3C/svg%3E") center/14px no-repeat}
.field.has-err .msg{display:flex;animation:fadeUp .25s var(--ease)}
.field.has-err .hint{display:none}
@keyframes fadeUp{from{opacity:0;transform:translateY(-3px)}to{opacity:1;transform:none}}

input,select,textarea{display:block;width:100%;font:inherit;font-size:15px;color:var(--ink);height:44px;padding:0 13px;border:1px solid var(--line2);border-radius:10px;background:var(--field);box-shadow:0 1px 2px rgba(16,18,27,.04);transition:border-color .15s,box-shadow .15s,background .15s;appearance:none;-webkit-appearance:none;letter-spacing:-.008em;min-width:0}
textarea{height:auto;padding:11px 13px;resize:vertical;min-height:72px;line-height:1.45}
select{padding-right:34px;background:#fff url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'%3E%3Cpath d='m6 8 4 4 4-4' fill='none' stroke='%236a6f7b' stroke-width='1.7' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") right 10px center/18px no-repeat;cursor:pointer}
input[type=date]{padding-right:8px}
input::placeholder,textarea::placeholder{color:#a8adb8}
input:hover,select:hover,textarea:hover{border-color:#c6c9d1}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--acc);box-shadow:0 0 0 4px var(--acc-ring)}
input.invalid,select.invalid,textarea.invalid{border-color:var(--bad);background:var(--bad-50)}
input.invalid:focus{box-shadow:0 0 0 4px rgba(209,41,61,.15)}
input:disabled{background:#f4f5f7;color:var(--mut2)}
.input-with{display:flex;gap:8px;align-items:center}
.input-with .btn{height:44px;flex:none}

.profile-hint{display:flex;align-items:center;justify-content:space-between;gap:12px;margin:-6px 0 20px;padding:10px 10px 10px 14px;border-radius:var(--r);background:var(--acc-50);border:1px solid var(--acc-100);font-size:14px;color:var(--ink2)}

/* advanced */
.adv{display:none;margin-top:24px;padding:18px;border-radius:var(--r);background:#fafafb;border:1px dashed var(--line2)}
.adv-tight{margin-top:14px;padding:14px}
.adv-h{margin:0 0 12px;font-size:12px;font-weight:650;letter-spacing:.06em;text-transform:uppercase;color:var(--acc)}
.adv-on .adv{display:block;animation:fadeUp .25s var(--ease)}
.adv-only{display:none}.adv-on .adv-only{display:inline}.adv-on .basic-only{display:none}
.adv-line{display:none}.adv-on .adv-line{display:grid}

/* checkbox & switch */
.check{display:flex;align-items:flex-start;gap:10px;margin-top:24px;font-size:14px;color:var(--ink2);cursor:pointer;line-height:1.4}
.check input,.adv-switch input{position:absolute;opacity:0;width:1px;height:1px}
.check .box{flex:none;width:18px;height:18px;border-radius:5px;border:1.5px solid var(--line2);background:#fff;margin-top:1px;display:grid;place-items:center;transition:all .15s}
.check input:checked+.box{background:var(--acc);border-color:var(--acc)}
.check input:checked+.box::after{content:"";width:8px;height:4.5px;border:2px solid #fff;border-top:0;border-right:0;transform:translateY(-1px) rotate(-45deg)}
.check input:focus-visible+.box,.adv-switch input:focus-visible+.sw{box-shadow:0 0 0 4px var(--acc-ring)}
.adv-switch{position:absolute;right:34px;top:96px;z-index:2;display:inline-flex;align-items:center;gap:9px;padding:6px 10px 6px 8px;border-radius:99px;font-size:13px;font-weight:550;color:var(--ink2);cursor:pointer;user-select:none;transition:background .15s}.adv-switch:hover{background:#f3f4f6}
.sw{position:relative;width:34px;height:20px;border-radius:99px;background:#d6d8de;transition:background .2s}
.sw::after{content:"";position:absolute;top:2px;left:2px;width:16px;height:16px;border-radius:50%;background:#fff;box-shadow:0 1px 2px rgba(0,0,0,.2);transition:transform .22s var(--ease)}
.adv-switch input:checked+.sw{background:var(--acc)}
.adv-switch input:checked+.sw::after{transform:translateX(14px)}

/* segmented */
.seg{display:inline-flex;gap:3px;padding:3px;border-radius:11px;background:#f0f1f4;border:1px solid var(--line);max-width:100%;flex-wrap:wrap}
.seg button{border:0;background:transparent;height:34px;padding:0 13px;border-radius:8px;font-size:13.5px;font-weight:550;color:var(--mut);cursor:pointer;transition:all .18s var(--ease);white-space:nowrap}
.seg button:hover{color:var(--ink)}
.seg button[aria-checked=true]{background:#fff;color:var(--ink);box-shadow:0 1px 2px rgba(16,18,27,.08),0 0 0 1px rgba(16,18,27,.06)}
.seg-wrap{display:flex;width:fit-content}

/* lines */
.lines{display:grid;gap:10px;margin-top:20px}
.line{position:relative;display:grid;grid-template-columns:96px minmax(0,1.1fr) minmax(0,1fr) minmax(0,1fr);grid-template-areas:"h h h h" "name name name name" "qty unit price net" "desc desc desc desc" "adv adv adv adv" "msgs msgs msgs msgs";gap:10px 12px;padding:12px 16px 16px;border:1px solid var(--line);border-radius:var(--r);background:#fff;box-shadow:var(--sh-1);animation:fadeUp .25s var(--ease)}
.line:focus-within{border-color:#cfd2f8;box-shadow:0 0 0 4px rgba(79,70,229,.06),var(--sh-1)}
.line-h{grid-area:h;display:flex;align-items:center;justify-content:space-between;min-height:26px}
.line .pos{font-size:11.5px;font-weight:650;letter-spacing:.06em;text-transform:uppercase;color:var(--mut2)}
.line .field{gap:6px}
.f-name{grid-area:name}.f-qty{grid-area:qty}.f-unit{grid-area:unit}.f-price{grid-area:price}.f-net{grid-area:net}
.line input.n{text-align:right;font-variant-numeric:tabular-nums}
.line .net{height:44px;display:flex;align-items:center;justify-content:flex-end;font-weight:650;font-variant-numeric:tabular-nums;font-size:16px;white-space:nowrap;letter-spacing:-.02em}
.f-net .lbl{text-align:right}
.line .del{display:inline-flex;align-items:center;gap:4px;height:26px;padding:0 8px;border:0;background:none;border-radius:7px;color:var(--mut2);cursor:pointer;font-size:12.5px;font-weight:550;transition:color .15s,background .15s}
.line .del:hover{color:var(--bad);background:var(--bad-50)}
.line .del svg{width:14px;height:14px}
.line .desc{grid-area:desc}
.line .desc input{height:38px;font-size:14px;background:#fafafb;border-color:transparent;box-shadow:none}
.line .desc input:hover{border-color:var(--line2)}
.line .desc input:focus{background:#fff;border-color:var(--acc)}
.line .adv-line{grid-area:adv;grid-template-columns:minmax(0,1fr) 110px;gap:10px}
.line .msgs{grid-area:msgs;display:none;flex-direction:column;gap:4px}
.line .msgs.show{display:flex}
.line .msgs .m{font-size:12.5px;color:var(--bad);font-weight:500}
.add-line{display:flex;align-items:center;justify-content:center;gap:8px;width:100%;margin-top:10px;height:48px;border:1.5px dashed var(--line2);border-radius:var(--r);background:transparent;color:var(--ink2);font-weight:550;font-size:14px;cursor:pointer;transition:all .15s}
.add-line:hover{border-color:var(--acc);color:var(--acc);background:var(--acc-50)}

.credit-only{display:none!important}.is-credit .adv-on .credit-only,.is-credit.adv-on .credit-only{display:flex!important}

/* step 5 */
.status{display:flex;gap:14px;align-items:flex-start;padding:16px 18px;border-radius:var(--r);border:1px solid}
.status.ok{background:var(--ok-50);border-color:#c5ecd9}
.status.bad{background:var(--bad-50);border-color:#f6d0d5}
.status .ic{flex:none;width:30px;height:30px;border-radius:50%;display:grid;place-items:center;color:#fff}
.status.ok .ic{background:var(--ok)}.status.bad .ic{background:var(--bad)}
.status .ic svg{width:17px;height:17px;stroke-width:2.2}
.status strong{display:block;font-size:15px;font-weight:620;margin:4px 0 2px}
.status p{margin:0;font-size:13.5px;color:var(--ink2)}
.todo{list-style:none;margin:12px 0 0;padding:0;display:grid;gap:6px}
.todo li{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:9px 10px 9px 12px;background:#fff;border-radius:9px;border:1px solid rgba(209,41,61,.14);font-size:13.5px}
.todo li.warning{border-color:rgba(178,94,9,.2)}
.todo .st{font-size:11.5px;color:var(--mut);font-weight:550;white-space:nowrap}
.todo a{color:var(--acc-h);font-weight:600;text-decoration:none;white-space:nowrap;font-size:13px}
.todo a:hover{text-decoration:underline}
.warns{margin-top:12px;padding:12px 14px;border-radius:var(--r);background:var(--warn-50);border:1px solid #f4dfb8;font-size:13.5px}
.warns strong{display:block;color:var(--warn);font-size:13px;margin-bottom:6px}
.warns ul{margin:0;padding-left:18px;display:grid;gap:4px}
.warns a{color:var(--ink2)}
.recap{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1px;margin:20px 0 4px;border-radius:var(--r);overflow:hidden;border:1px solid var(--line);background:var(--line)}
.recap div{background:#fff;padding:12px 14px;min-width:0}
.recap dt{font-size:12px;color:var(--mut);margin-bottom:3px}
.recap dd{margin:0;font-weight:600;font-size:14.5px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-variant-numeric:tabular-nums}
.formats{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.fmt{position:relative;display:block;cursor:pointer}
.fmt input{position:absolute;opacity:0}
.fmt span{display:block;padding:14px 16px 14px 44px;border:1.5px solid var(--line2);border-radius:var(--r);background:#fff;transition:all .15s;position:relative;height:100%}
.fmt span::before{content:"";position:absolute;left:16px;top:16px;width:16px;height:16px;border-radius:50%;border:1.5px solid var(--line2);background:#fff;transition:all .15s}
.fmt strong{display:block;font-size:14.5px;font-weight:620}
.fmt small{display:block;font-size:12.5px;color:var(--mut);margin-top:2px}
.fmt input:checked+span{border-color:var(--acc);background:var(--acc-50);box-shadow:0 0 0 3px var(--acc-ring)}
.fmt input:checked+span::before{border:5px solid var(--acc)}
.fmt input:focus-visible+span{box-shadow:0 0 0 4px var(--acc-ring)}
[data-act=download]{margin-top:22px}
.more-actions{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-top:10px}
.fine{font-size:12px;color:var(--mut2);margin:16px 0 0;line-height:1.5}

/* wizard nav */
.wz-nav{display:flex;align-items:center;gap:10px;padding:16px 34px 22px;border-top:1px solid transparent}
.wz-nav #nextBtn{margin-left:auto;min-width:150px;--h:44px;font-size:14.5px;border-radius:11px}
.m-total{display:none}

/* ---------- preview ---------- */
.preview{position:sticky;top:80px;min-width:0}
.pv-head{display:flex;align-items:center;justify-content:flex-start;gap:10px;margin:2px 4px 12px;font-size:13px;color:var(--mut)}
.pv-title{display:inline-flex;align-items:center;gap:8px;font-weight:600;color:var(--ink2)}
.live{width:7px;height:7px;border-radius:50%;background:var(--ok);box-shadow:0 0 0 0 rgba(15,138,95,.4);animation:pulse 2.4s infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(15,138,95,.45)}70%{box-shadow:0 0 0 7px rgba(15,138,95,0)}100%{box-shadow:0 0 0 0 rgba(15,138,95,0)}}
.pv-status{margin-left:auto;font-size:12.5px;font-weight:550;padding:3px 9px;border-radius:99px;background:#eef0f3;color:var(--mut)}
.pv-status.ok{background:var(--ok-50);color:var(--ok)}
.pv-close{display:none}
.paper-wrap{max-height:calc(100vh - 128px);overflow:auto;border-radius:6px;scrollbar-width:thin}
.paper{background:#fff;border-radius:6px;box-shadow:0 0 0 1px rgba(16,18,27,.06),0 2px 4px rgba(16,18,27,.04),0 18px 40px -12px rgba(16,18,27,.18);font-size:9.6px;container-type:inline-size}
.paper .inv{font-size:2.2cqw;min-height:141.42cqw}

/* ---------- invoice document (preview + print) ---------- */
.inv{position:relative;display:flex;flex-direction:column;min-height:100%;padding:7.5% 8.5% 6%;color:#16181d;font-family:var(--font);font-feature-settings:"cv11";line-height:1.45;letter-spacing:-.003em}
.inv .ph{color:#b7bbc5}
.inv .num,.inv td.num{text-align:right;font-variant-numeric:tabular-nums;white-space:nowrap}
.inv-top{display:flex;justify-content:space-between;align-items:flex-start;gap:2em;margin-bottom:3.4em}
.inv-logo{display:flex;align-items:center;gap:.8em}
.inv-mark{width:2.9em;height:2.9em;border-radius:.7em;display:grid;place-items:center;color:#fff;font-weight:700;font-size:1.15em;letter-spacing:-.02em;background:linear-gradient(140deg,#4f46e5,#7c3aed)}
.inv-sname{font-weight:650;font-size:1.25em;letter-spacing:-.02em;line-height:1.2}
.inv-ssub{color:#6a6f7b;font-size:.92em}
.inv-title{text-align:right}
.inv-title .t{font-size:2.3em;font-weight:700;letter-spacing:-.035em;line-height:1}
.inv-title .n{margin-top:.45em;color:#6a6f7b;font-variant-numeric:tabular-nums}
.inv-mid{display:grid;grid-template-columns:1.1fr 1fr;gap:2.4em;margin-bottom:3em}
.inv-ret{font-size:.78em;color:#8a8f9a;border-bottom:.08em solid #e3e5ea;padding-bottom:.4em;margin-bottom:.8em;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.inv-k{font-size:.78em;font-weight:600;letter-spacing:.07em;text-transform:uppercase;color:#8a8f9a;margin-bottom:.5em}
.inv-addr{font-size:1.06em;line-height:1.5}
.inv-addr strong{font-weight:620}
.inv-meta{display:grid;grid-template-columns:auto 1fr;gap:.45em 1.6em;align-content:start;font-size:.98em}
.inv-meta dt{color:#6a6f7b}
.inv-meta dd{margin:0;text-align:right;font-weight:550;font-variant-numeric:tabular-nums}
.inv-note{margin:-1em 0 2.2em;color:#30333b}
.inv-lines{width:100%;border-collapse:collapse;margin-bottom:1.6em}
.inv-lines th{font-size:.8em;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:#8a8f9a;text-align:left;padding:0 .6em .8em;border-bottom:.1em solid #16181d}
.inv-lines th:first-child,.inv-lines td:first-child{padding-left:0}
.inv-lines th:last-child,.inv-lines td:last-child{padding-right:0}
.inv-lines td{padding:.9em .6em;border-bottom:.08em solid #eceef2;vertical-align:top}
.inv-lines td.d strong{font-weight:580}
.inv-lines td.d small{display:block;color:#6a6f7b;font-size:.92em;margin-top:.15em}
.inv-lines td.m{color:#6a6f7b}
.inv-sum{margin-left:auto;width:52%;display:grid;gap:.5em;font-variant-numeric:tabular-nums}
.inv-sum .r{display:flex;justify-content:space-between;gap:1em}
.inv-sum .r span:first-child{color:#6a6f7b}
.inv-sum .tot{margin-top:.5em;padding:.9em 1em;border-radius:.6em;background:#f4f4fb;font-weight:700;font-size:1.25em;letter-spacing:-.02em;align-items:baseline}
.inv-sum .tot span:first-child{color:#16181d;font-size:.8em;font-weight:600;letter-spacing:0}
.inv-reason{margin:1.8em 0 0;padding:.8em 1em;border-left:.25em solid #4f46e5;background:#fafafe;font-weight:550;color:#30333b}
.inv-pay{margin-top:2.2em;display:grid;grid-template-columns:1fr auto;gap:1em 2em;align-items:start}
.inv-pay p{margin:0;color:#30333b}
.inv-bank{display:grid;grid-template-columns:auto auto;gap:.3em 1.2em;font-size:.95em}
.inv-bank dt{color:#6a6f7b}.inv-bank dd{margin:0;font-weight:550;font-variant-numeric:tabular-nums}
.inv-foot{margin-top:auto;padding-top:2.6em}
.inv-foot>div{display:grid;grid-template-columns:repeat(3,1fr);gap:1.4em;padding-top:1em;border-top:.08em solid #e3e5ea;font-size:.8em;color:#6a6f7b;line-height:1.5}
.inv-foot strong{color:#30333b;font-weight:600}
.inv-empty{margin:2.4em 0 1em;padding:1.6em;border:.1em dashed #dfe1e6;border-radius:.6em;text-align:center;color:#a2a7b2}

/* ---------- content sections ---------- */
.info,.faq{padding:84px 0 20px}
.faq{padding-bottom:100px}
.info .eyebrow,.faq .eyebrow{margin-bottom:10px}
.info h2,.faq h2{font-size:clamp(28px,3.4vw,38px);font-weight:700;letter-spacing:-.035em;margin:0 0 26px}
.prose h3{font-size:18px;font-weight:640;margin:30px 0 8px;letter-spacing:-.02em}
.prose p{margin:0;color:var(--ink2);font-size:16px;line-height:1.7}
.faq-list{border-top:1px solid var(--line)}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:20px;padding:20px 2px;border-radius:8px}
.faq summary::-webkit-details-marker{display:none}
.faq summary h3{margin:0;font-size:16.5px;font-weight:600;letter-spacing:-.015em}
.faq summary::after{content:"";flex:none;width:22px;height:22px;border-radius:50%;background:#eef0f3 url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'%3E%3Cpath d='M10 6v8M6 10h8' fill='none' stroke='%2330333b' stroke-width='1.7' stroke-linecap='round'/%3E%3C/svg%3E") center/16px no-repeat;transition:transform .25s var(--ease)}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq details p{margin:0 0 22px;padding-right:44px;color:var(--ink2);font-size:15.5px;line-height:1.7}

/* ---------- footer, toast, dialog ---------- */
.foot{border-top:1px solid var(--line);padding:24px 0;font-size:13.5px;color:var(--mut);background:#fff}
.foot .wrap{display:flex;gap:20px;align-items:center;flex-wrap:wrap}
.foot-copy{margin-right:auto}
.foot nav{display:flex;gap:18px}
.foot a{color:var(--mut);text-decoration:none}.foot a:hover{color:var(--ink)}
#toast{position:fixed;right:28px;bottom:28px;z-index:60;transform:translateY(16px) scale(.98);max-width:min(92vw,520px);background:#111318;color:#fff;padding:12px 18px;border-radius:12px;opacity:0;transition:opacity .25s var(--ease),transform .3s var(--ease);pointer-events:none;font-size:14px;font-weight:500;box-shadow:0 12px 30px -8px rgba(0,0,0,.35)}
#toast.show{opacity:1;transform:none}
#toast.bad{background:#b8182c}
dialog{border:none;border-radius:16px;max-width:920px;width:92vw;padding:0;box-shadow:0 30px 80px -20px rgba(0,0,0,.45);overflow:hidden}
dialog::backdrop{background:rgba(11,12,16,.45);backdrop-filter:blur(3px)}
.dlg-h{display:flex;justify-content:space-between;padding:14px 18px;border-bottom:1px solid var(--line);font-size:14px}
.dlg-h span{color:var(--mut)}
dialog pre{margin:0;padding:18px;max-height:64vh;overflow:auto;font:12px/1.55 ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;background:#0d0f14;color:#d5d9f5}
dialog menu{display:flex;justify-content:flex-end;gap:8px;padding:12px 14px;margin:0}
.scrim{position:fixed;inset:0;z-index:39;background:rgba(11,12,16,.4);backdrop-filter:blur(2px)}
.print-only{display:none}

/* ---------- legal pages (impressum/datenschutz) ---------- */
.legal{max-width:760px;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--sh-2);padding:44px 52px;margin:44px auto 64px;font-size:15.5px;line-height:1.7;color:var(--ink2)}
.legal h1{margin:0 0 14px;font-size:34px;font-weight:700;letter-spacing:-.035em}
.legal h2{font-size:17px;font-weight:640;margin:30px 0 6px;color:var(--ink)}
.legal p{margin:0 0 10px}

/* ---------- responsive ---------- */
@media (max-width:1180px){.app{grid-template-columns:minmax(0,1fr) minmax(0,400px);gap:22px}}
@media (max-width:1020px){
  .app{grid-template-columns:minmax(0,1fr)}
  .preview{position:fixed;inset:auto 0 0 0;top:auto;z-index:40;height:92vh;height:92dvh;background:var(--bg);border-radius:20px 20px 0 0;padding:14px 14px 0;box-shadow:0 -20px 50px -10px rgba(0,0,0,.3);transform:translateY(105%);visibility:hidden;transition:transform .4s var(--ease),visibility 0s linear .4s;display:flex;flex-direction:column}
  .preview.open{transform:none;visibility:visible;transition:transform .4s var(--ease),visibility 0s}
  .preview::before{content:"";align-self:center;width:38px;height:4px;border-radius:4px;background:#cfd2d9;margin-bottom:10px}
  .pv-close{display:inline-flex}
  .paper-wrap{flex:1;max-height:none;padding-bottom:24px}
  .m-total{display:flex;flex-direction:column;align-items:flex-start;line-height:1.15;border:0;background:none;padding:2px 6px;cursor:pointer;border-radius:8px}
  .m-total small{font-size:11.5px;color:var(--mut)}
  .m-total strong{font-size:16px;font-weight:680;letter-spacing:-.02em;font-variant-numeric:tabular-nums;text-decoration:underline;text-decoration-color:var(--line2);text-underline-offset:3px}
  .wz-nav{position:sticky;bottom:0;z-index:15;background:rgba(255,255,255,.92);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-top:1px solid var(--line);border-radius:0 0 var(--r-lg) var(--r-lg);padding:12px 18px calc(12px + env(safe-area-inset-bottom))}
}
@media (max-width:760px){
  body{font-size:15px}
  .wrap{padding:0 16px}
  .nav-links{display:none}
  .bar{gap:8px;min-height:56px}.bar-actions{margin-left:auto}
  .bar-actions .btn span{display:none}.bar-actions .btn{padding:0 10px}
  .hero{padding:44px 0 24px}
  .hero .eyebrow{font-size:11.5px;margin-bottom:16px}
  .hero h1{font-size:36px;letter-spacing:-.04em}
  .lead{font-size:16px;margin-bottom:24px}
  .hero-cta{flex-direction:column;align-items:stretch;gap:10px}
  .trust{gap:8px 16px;font-size:13px;margin-top:20px}
  .how{grid-template-columns:1fr;margin-top:32px;gap:8px}
  .how li{padding:14px}
  .app{padding:12px 0 56px}
  .app.wrap{padding:0 10px}
  .wizard{border-radius:16px}
  .wz-head{padding:12px 12px 0}
  .stepper button{flex-direction:column;gap:5px;padding:6px 2px 11px;align-items:center;font-size:11.5px}
  .stepper .st-l{max-width:100%}
  .progress{margin:0 -12px}
  #f{padding:22px 16px 6px}
  .step-h{margin-bottom:18px}
  .step-h h3{font-size:23px}
  .step-d{font-size:14.5px}
  .grid{gap:12px 10px}
  .c-8,.c-6,.c-4{grid-column:span 12}
  .c-3{grid-column:span 4}
  .grid>.c-6:has(input[name$=city]){grid-column:span 8}
  .grid>.c-3:has(select.country){grid-column:span 12}
  input,select{font-size:16px;height:46px}
  .input-with{flex-direction:column;align-items:stretch}.input-with .btn{height:36px}
  .line{grid-template-columns:minmax(0,1fr) minmax(0,1.3fr);grid-template-areas:"h h" "name name" "qty unit" "price net" "desc desc" "adv adv" "msgs msgs";padding:10px 12px 14px}
  .seg{width:100%}.seg button{flex:1;padding:0 8px}
  .seg-wrap button{flex:1 0 auto}
  .recap{grid-template-columns:1fr 1fr}
  .formats{grid-template-columns:1fr}
  .more-actions{grid-template-columns:1fr}
  .wz-nav{padding:10px 12px calc(10px + env(safe-area-inset-bottom));gap:6px}
  .wz-nav #nextBtn{min-width:0;padding:0 16px}
  #backBtn span,#backBtn{font-size:0;gap:0;padding:0 10px}#backBtn svg{width:19px;height:19px}
  .adv-switch{right:12px;top:82px;font-size:12.5px;gap:6px}
  .grid>.m-6{grid-column:span 6}
  .how li{padding:12px 14px;gap:12px}.how h3{font-size:14.5px;margin-top:2px}.how p{font-size:13px}.how-n{width:26px;height:26px;font-size:12.5px}
  #toast{right:auto;left:50%;transform:translate(-50%,16px);bottom:calc(84px + env(safe-area-inset-bottom))}#toast.show{transform:translate(-50%,0)}
  .faq summary h3{font-size:15.5px}
  .faq details p{padding-right:0}
  .info,.faq{padding-top:56px}
  .legal{margin:16px 12px 40px;padding:26px 22px;font-size:15px}
  .legal h1{font-size:28px}
  .foot-copy{margin-right:0}
  .foot .wrap{gap:10px 18px}
}
@media (prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important}html{scroll-behavior:auto}}

/* ---------- print ---------- */
@media print{
  @page{size:A4;margin:14mm 0}
  @page :first{margin-top:0}
  html,body{background:#fff!important}
  body{font-size:10pt}
  .no-print,#toast,dialog,.skip,.scrim{display:none!important}
  .print-only{display:block}
  #printView{width:210mm}
  #printView .inv{min-height:283mm;padding:18mm 18mm 14mm;font-size:9pt;-webkit-print-color-adjust:exact;print-color-adjust:exact}
  #printView .inv-lines tr{break-inside:avoid}
}
.is-disabled{filter:saturate(.6);opacity:.7}
.inv-mark.is-ph{background:#e6e7ec;color:#9a9fab}
.status .grow{flex:1;min-width:0}
.inv-mut{color:#6a6f7b}.inv-lines .c-pos{width:4%}.inv-pay p.inv-terms{margin-top:.4em;color:#6a6f7b}