/* kleinunternehmer.app: shared styles. Self-hosted fonts only (no third-party requests). */
@font-face{font-family:"Fraunces";src:url("/assets/fonts/fraunces-latin-wght-normal.woff2") format("woff2");font-weight:100 900;font-style:normal;font-display:swap}
@font-face{font-family:"Inter";src:url("/assets/fonts/inter-latin-wght-normal.woff2") format("woff2");font-weight:100 900;font-style:normal;font-display:swap}

:root{
  --paper:#f7f5ef; --paper-2:#efebe1; --card:#fffefa;
  --ink:#13201a; --ink-2:#3a4841; --ink-3:#66736c;
  --line:#ddd8cb; --line-2:#cbc5b5;
  --forest:#1d5a44; --forest-2:#2b7a5c; --forest-ink:#f3f8f5;
  --mint:#e1eee6; --mint-2:#cfe4d8;
  --amber:#efb54a; --amber-soft:#fbefd4; --amber-ink:#5a3d00;
  --no:#9b3b2a; --no-soft:#f8e4de;
  --radius:14px; --radius-s:9px;
  --shadow:0 1px 2px rgba(19,32,26,.05),0 8px 24px -12px rgba(19,32,26,.18);
  --serif:"Fraunces",Georgia,"Times New Roman",serif;
  --sans:"Inter",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --wrap:72rem; --text:44rem;
  color-scheme:light dark;
}
@media (prefers-color-scheme:dark){
  :root{
    --paper:#0f1713; --paper-2:#152019; --card:#18241e;
    --ink:#eef3ef; --ink-2:#c4cfc8; --ink-3:#8e9c94;
    --line:#2a3a32; --line-2:#36493f;
    --forest:#6cc59c; --forest-2:#8fd8b5; --forest-ink:#0c1a13;
    --mint:#1b3127; --mint-2:#24402f;
    --amber:#f2c063; --amber-soft:#3a2e14; --amber-ink:#f7dca3;
    --no:#f08b74; --no-soft:#3a1f19;
    --shadow:0 1px 2px rgba(0,0,0,.3),0 10px 30px -14px rgba(0,0,0,.6);
  }
}

*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important;animation:none!important}}
body{margin:0;background:var(--paper);color:var(--ink);font:400 17px/1.65 var(--sans);font-feature-settings:"cv11","ss01";text-rendering:optimizeLegibility}
img,svg{display:block;max-width:100%}
a{color:var(--forest);text-decoration-thickness:1px;text-underline-offset:3px}
a:hover{text-decoration-thickness:2px}
:focus-visible{outline:3px solid var(--amber);outline-offset:3px;border-radius:4px}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 20px}
.skip{position:absolute;left:-999px;top:8px;background:var(--ink);color:var(--paper);padding:8px 14px;border-radius:8px;z-index:10}
.skip:focus{left:12px}

h1,h2,h3{font-family:var(--serif);font-weight:600;letter-spacing:-.015em;line-height:1.12;margin:0;color:var(--ink);font-variation-settings:"SOFT" 50,"WONK" 0}
h1{font-size:clamp(2.2rem,5.2vw,3.9rem);font-weight:650}
h2{font-size:clamp(1.6rem,3vw,2.25rem)}
h3{font-size:1.25rem}
p{margin:0 0 1em}
.eyebrow{display:inline-flex;align-items:center;gap:.5em;font:600 .78rem/1 var(--sans);letter-spacing:.09em;text-transform:uppercase;color:var(--forest)}
.eyebrow::before{content:"";width:18px;height:2px;background:currentColor;border-radius:2px}
.muted{color:var(--ink-3)}

/* Header */
.site-head{position:sticky;top:0;z-index:5;background:color-mix(in srgb,var(--paper) 88%,transparent);backdrop-filter:saturate(1.4) blur(10px);-webkit-backdrop-filter:saturate(1.4) blur(10px);border-bottom:1px solid var(--line)}
.site-head .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;height:64px}
.brand{display:flex;align-items:center;gap:10px;color:var(--ink);text-decoration:none;font:650 1.02rem/1 var(--sans);letter-spacing:-.01em}
.brand svg{width:30px;height:30px;flex:none}
.brand .name{white-space:nowrap}
.brand b{font-weight:650}
.brand .tld{color:var(--ink-3);font-weight:500}
.nav{display:flex;gap:4px;align-items:center}
.nav a{color:var(--ink-2);text-decoration:none;font-weight:550;font-size:.95rem;padding:8px 12px;border-radius:999px}
.nav a:hover,.nav a[aria-current="page"]{background:var(--mint);color:var(--ink)}
@media (max-width:560px){.brand .tld{display:none}.nav a{padding:8px 10px;font-size:.9rem}.nav a+a{display:none}}

/* Buttons */
.btn{display:inline-flex;align-items:center;gap:.55em;font:600 1rem/1 var(--sans);padding:15px 22px;border-radius:999px;text-decoration:none;border:1.5px solid transparent;cursor:pointer;transition:transform .15s ease,background .15s ease}
.btn:hover{transform:translateY(-1px)}
.btn-primary{background:var(--forest);color:var(--forest-ink)}
.btn-primary:hover{background:var(--forest-2)}
.btn-ghost{border-color:var(--line-2);color:var(--ink);background:transparent}
.btn-ghost:hover{background:var(--paper-2)}
.btn svg{width:18px;height:18px}

/* Hero */
.hero{padding:clamp(48px,8vw,96px) 0 clamp(40px,6vw,72px);position:relative;overflow:hidden}
.hero .wrap{display:grid;grid-template-columns:1.15fr .85fr;gap:clamp(28px,5vw,64px);align-items:center}
.hero p.lead{font-size:clamp(1.08rem,1.6vw,1.25rem);color:var(--ink-2);max-width:36rem;margin:22px 0 30px}
.hero h1 em{font-style:normal;color:var(--forest);background:linear-gradient(transparent 62%,var(--amber-soft) 62%);padding:0 .08em}
.cta-row{display:flex;flex-wrap:wrap;gap:12px}
.trust{display:flex;flex-wrap:wrap;gap:8px 18px;margin:28px 0 0;padding:0;list-style:none;color:var(--ink-3);font-size:.92rem}
.trust li{display:flex;align-items:center;gap:7px}
.trust svg{width:16px;height:16px;color:var(--forest)}
@media (max-width:860px){.hero .wrap{grid-template-columns:1fr}.hero-art{max-width:420px}}

/* Invoice illustration */
.hero-art{position:relative}
.doc{background:var(--card);border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow);padding:22px 22px 18px;transform:rotate(-1.6deg)}
.doc-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px}
.doc-title{font:650 .82rem/1 var(--sans);letter-spacing:.08em;text-transform:uppercase;color:var(--ink-3)}
.pill{display:inline-flex;align-items:center;gap:6px;font:650 .74rem/1 var(--sans);padding:6px 10px;border-radius:999px;background:var(--mint);color:var(--forest)}
.pill.amber{background:var(--amber-soft);color:var(--amber-ink)}
.code{font:500 .8rem/1.75 ui-monospace,"SFMono-Regular",Menlo,Consolas,monospace;background:var(--paper-2);border-radius:10px;padding:12px 14px;color:var(--ink-2);overflow:hidden;white-space:pre}
.code .t{color:var(--forest)} .code .v{color:var(--ink)}
.doc-lines{display:grid;gap:8px;margin-top:14px}
.doc-lines div{display:flex;justify-content:space-between;font-size:.86rem;color:var(--ink-2);border-bottom:1px dashed var(--line);padding-bottom:6px}
.doc{margin-bottom:46px}
.stamp{position:absolute;right:-6px;bottom:-4px;background:var(--forest);color:var(--forest-ink);border-radius:14px;padding:12px 14px;font:600 .85rem/1.3 var(--sans);box-shadow:var(--shadow);transform:rotate(2.5deg);max-width:220px}
.stamp b{display:block;font:650 1.35rem/1.1 var(--serif)}

/* Sections */
section{padding:clamp(48px,7vw,88px) 0}
.section-head{max-width:40rem;margin-bottom:34px}
.section-head p{color:var(--ink-2);font-size:1.08rem;margin-top:14px}
.band{background:var(--paper-2);border-block:1px solid var(--line)}

/* Answer cards */
.answers{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
@media (max-width:860px){.answers{grid-template-columns:1fr}}
.answer-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow);display:flex;flex-direction:column;gap:12px}
.answer-card .q{font-weight:600;color:var(--ink-2);font-size:.98rem}
.answer-card .a{font:650 2rem/1 var(--serif);display:flex;align-items:center;gap:12px}
.answer-card .a i{font-style:normal;display:grid;place-items:center;width:38px;height:38px;border-radius:50%;font:700 1.05rem/1 var(--sans)}
.a-yes i{background:var(--mint-2);color:var(--forest)}
.a-no i{background:var(--no-soft);color:var(--no)}
.a-num i{background:var(--amber-soft);color:var(--amber-ink)}
.answer-card p{margin:0;color:var(--ink-2);font-size:.96rem}
.answer-card .src{margin-top:auto}

.src{font-size:.84rem;color:var(--ink-3);line-height:1.5}
.src a{color:var(--ink-3)}

/* Feature grid */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
@media (max-width:860px){.grid-3{grid-template-columns:1fr;gap:20px}}
.feature{display:flex;gap:16px;align-items:flex-start}
.feature .ic{flex:none;width:44px;height:44px;border-radius:12px;background:var(--mint);color:var(--forest);display:grid;place-items:center}
.feature .ic svg{width:22px;height:22px}
.feature h3{font-size:1.12rem;margin-bottom:6px}
.feature p{margin:0;color:var(--ink-2);font-size:.97rem}

/* Topic cards */
.topics{display:grid;grid-template-columns:1.4fr 1fr;gap:18px}
@media (max-width:860px){.topics{grid-template-columns:1fr}}
.topic{position:relative;border-radius:20px;padding:30px;border:1px solid var(--line);background:var(--card);text-decoration:none;color:var(--ink);display:flex;flex-direction:column;gap:14px;min-height:240px;box-shadow:var(--shadow);transition:transform .2s ease,border-color .2s ease}
.topic:hover{transform:translateY(-2px);border-color:var(--forest)}
.topic.main{background:var(--forest);color:var(--forest-ink);border-color:transparent}
.topic.main h3,.topic.main .muted{color:var(--forest-ink)}
.topic.main .muted{opacity:.82}
.topic h3{font-size:1.65rem}
.topic .go{margin-top:auto;font-weight:650;display:flex;align-items:center;gap:8px}
.topic .go svg{width:18px;height:18px;transition:transform .2s ease}
.topic:hover .go svg{transform:translateX(3px)}
.topic.soon{background:transparent;border-style:dashed;box-shadow:none;cursor:default}
.topic.soon:hover{transform:none;border-color:var(--line)}

/* Article layout (guide) */
.article-hero{padding:clamp(40px,6vw,72px) 0 28px;border-bottom:1px solid var(--line)}
.article-hero h1{font-size:clamp(2rem,4.4vw,3.2rem);max-width:48rem}
.article-hero .lead{font-size:1.15rem;color:var(--ink-2);max-width:42rem;margin:18px 0 0}
.meta{display:flex;flex-wrap:wrap;gap:8px;margin-top:22px}
.layout{display:grid;grid-template-columns:minmax(0,var(--text)) 15rem;gap:56px;justify-content:space-between;padding:40px 0 72px}
@media (max-width:960px){.layout{grid-template-columns:minmax(0,1fr)}.toc{display:none}}
.toc{position:sticky;top:88px;align-self:start;font-size:.92rem}
.toc p{font:650 .76rem/1 var(--sans);letter-spacing:.09em;text-transform:uppercase;color:var(--ink-3);margin-bottom:12px}
.toc ol{list-style:none;margin:0;padding:0;border-left:2px solid var(--line)}
.toc a{display:block;padding:7px 0 7px 14px;margin-left:-2px;border-left:2px solid transparent;color:var(--ink-2);text-decoration:none}
.toc a:hover{color:var(--ink);border-color:var(--forest)}
.prose h2{margin:56px 0 14px;scroll-margin-top:90px}
.prose h2:first-child{margin-top:0}
.prose h2 .num{font:600 .9rem/1 var(--sans);color:var(--forest);display:block;margin-bottom:10px;letter-spacing:.06em}
.prose p,.prose li{color:var(--ink-2)}
.prose ol{padding-left:1.25rem}
.prose li{margin-bottom:.6em}
.prose strong{color:var(--ink)}

.qa{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);margin:12px 0;box-shadow:var(--shadow);overflow:hidden}
.qa summary{list-style:none;cursor:pointer;padding:18px 54px 18px 20px;font-weight:600;font-size:1.04rem;position:relative;color:var(--ink)}
.qa summary::-webkit-details-marker{display:none}
.qa summary::after{content:"";position:absolute;right:20px;top:50%;width:22px;height:22px;margin-top:-11px;border-radius:50%;background:var(--mint) no-repeat center/12px url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 12'%3E%3Cpath d='M2 4.5l4 4 4-4' fill='none' stroke='%231d5a44' stroke-width='1.8' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");transition:transform .2s ease}
.qa[open] summary::after{transform:rotate(180deg)}
.qa summary:hover{background:var(--paper-2)}
.qa .body{padding:2px 20px 18px;border-top:1px solid var(--line)}
.qa .body p{margin:14px 0 0}
.qa .body .src{display:block;margin-top:8px}
.verdict{display:inline-block;font:700 .78rem/1 var(--sans);letter-spacing:.06em;text-transform:uppercase;padding:6px 9px;border-radius:7px;margin-right:8px;vertical-align:2px}
.v-yes{background:var(--mint-2);color:var(--forest)}
.v-no{background:var(--no-soft);color:var(--no)}
.v-info{background:var(--amber-soft);color:var(--amber-ink)}

.callout{border-radius:var(--radius);padding:20px 22px;background:var(--mint);border:1px solid var(--mint-2);margin:18px 0}
.callout p{color:var(--ink)}
.callout p:last-child{margin-bottom:0}
.note{border-radius:var(--radius);padding:18px 20px;background:var(--amber-soft);color:var(--ink);font-size:.95rem;margin:24px 0}
.note p:last-child{margin:0}

.example{display:grid;grid-template-columns:auto 1fr;gap:16px;align-items:center;background:var(--card);border:1px dashed var(--line-2);border-radius:var(--radius);padding:18px 20px;margin:18px 0}
.example .cal{width:64px;text-align:center;border-radius:12px;overflow:hidden;border:1px solid var(--line);background:var(--card)}
.example .cal b{display:block;background:var(--forest);color:var(--forest-ink);font:700 .72rem/1 var(--sans);padding:6px 0;letter-spacing:.06em}
.example .cal span{display:block;font:650 1.5rem/1 var(--serif);padding:8px 0}
.example p{margin:0;color:var(--ink-2)}

/* Interactive check */
.check{background:var(--card);border:1px solid var(--line);border-radius:20px;box-shadow:var(--shadow);padding:clamp(20px,3vw,30px);margin:8px 0 18px}
.check-head{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:18px}
.check-head h3{font-size:1.3rem}
.steps{display:flex;gap:6px}
.steps i{width:26px;height:5px;border-radius:5px;background:var(--line)}
.steps i.on{background:var(--forest)}
.check fieldset{border:0;margin:0;padding:0}
.check legend{font:600 1.08rem/1.4 var(--sans);margin-bottom:14px;color:var(--ink)}
.opts{display:grid;gap:10px}
.opt{display:flex;align-items:center;gap:12px;border:1.5px solid var(--line);border-radius:12px;padding:14px 16px;cursor:pointer;font-weight:550;background:var(--paper);transition:border-color .15s ease,background .15s ease}
.opt:hover{border-color:var(--forest)}
.opt input{accent-color:var(--forest);width:18px;height:18px;margin:0}
.opt:has(input:checked){border-color:var(--forest);background:var(--mint)}
.opt small{display:block;font-weight:400;color:var(--ink-3);font-size:.88rem}
.check-actions{display:flex;justify-content:space-between;align-items:center;margin-top:18px;gap:12px}
.linkbtn{background:none;border:0;color:var(--ink-3);font:550 .95rem var(--sans);cursor:pointer;padding:8px 0;text-decoration:underline;text-underline-offset:3px}
.result{display:grid;gap:12px}
.result-row{display:grid;grid-template-columns:44px 1fr;gap:14px;align-items:start;padding:14px 16px;border-radius:12px;background:var(--paper);border:1px solid var(--line)}
.result-row .ic{width:44px;height:44px;border-radius:50%;display:grid;place-items:center;font:700 1rem/1 var(--sans)}
.result-row h4{margin:2px 0 4px;font:650 1.02rem/1.3 var(--sans)}
.result-row p{margin:0;font-size:.95rem;color:var(--ink-2)}
.r-yes .ic{background:var(--mint-2);color:var(--forest)}
.r-no .ic{background:var(--no-soft);color:var(--no)}
.r-info .ic{background:var(--amber-soft);color:var(--amber-ink)}
.nojs-hint{font-size:.92rem;color:var(--ink-3)}
.js .nojs-hint{display:none}
[hidden]{display:none!important}

/* Legal pages */
.legal{max-width:var(--text);padding:clamp(40px,6vw,72px) 0 80px}
.legal h1{font-size:clamp(2rem,4vw,2.8rem);margin-bottom:10px}
.legal h2{font-size:1.35rem;margin:38px 0 10px}
.legal h3{font-size:1.08rem;margin:22px 0 8px;font-family:var(--sans);font-weight:650}
.legal p,.legal li{color:var(--ink-2)}
.legal address{font-style:normal;color:var(--ink-2);line-height:1.7}

/* Footer */
.site-foot{border-top:1px solid var(--line);background:var(--paper-2);padding:44px 0 36px;font-size:.93rem;color:var(--ink-3)}
.site-foot .wrap{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:28px}
@media (max-width:760px){.site-foot .wrap{grid-template-columns:1fr}}
.site-foot h4{font:650 .78rem/1 var(--sans);letter-spacing:.09em;text-transform:uppercase;color:var(--ink-2);margin:4px 0 14px}
.site-foot ul{list-style:none;margin:0;padding:0;display:grid;gap:8px}
.site-foot a{color:var(--ink-2);text-decoration:none}
.site-foot a:hover{color:var(--ink);text-decoration:underline}
.site-foot .fine{grid-column:1/-1;border-top:1px solid var(--line);padding-top:20px;margin-top:6px;font-size:.85rem}