/* YadenOne Books – responsive UI (mobile first, desktop enhanced) */
:root{--bg:#f6f7f9;--card:#fff;--text:#101828;--muted:#667085;--line:#dddfe4;--soft:#f0f2f6;--brand:#14213d;--brand-d:#0c1830;--brand-50:#f0f2f7;--accent:#4fb0f2;--navy:#101828;--ok:#1f7a4d;--ok-bg:#e7f6ec;--warn:#b45309;--warn-bg:#fff8e6;--err:#b42318;--err-bg:#fdecea;--ring:rgba(20,33,61,.28);--r:14px;--bar-h:64px}
*{box-sizing:border-box}html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);font:15px/1.55 Inter,system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;padding-bottom:env(safe-area-inset-bottom)}
a{color:var(--brand);text-decoration:none}a:hover{text-decoration:underline}
:focus-visible{outline:3px solid var(--ring);outline-offset:2px;border-radius:6px}
.skip{position:absolute;left:-999px;top:8px;background:#fff;color:#000;padding:8px 12px;border-radius:8px;z-index:100}.skip:focus{left:8px}
.mono,.num{font-family:"JetBrains Mono",ui-monospace,Menlo,monospace;font-variant-numeric:tabular-nums}
/* ---------- header ---------- */
.top{background:rgba(255,255,255,.94);backdrop-filter:saturate(1.4) blur(10px);color:var(--text);position:sticky;top:0;z-index:30;border-bottom:1px solid var(--line)}
.top .in{max-width:1240px;margin:0 auto;padding:0 16px;display:flex;align-items:center;gap:16px;min-height:56px}
.top .brand,.brand:not(.badge){display:inline-flex;align-items:center;gap:0;font-weight:800;font-size:18px;color:var(--text);letter-spacing:-.02em;white-space:nowrap}.brand:not(.badge):before{margin-right:9px;content:'Y';display:grid;place-items:center;width:30px;height:30px;border-radius:9px;background:var(--brand);color:var(--accent);font-size:16px}.brand:not(.badge) span{color:var(--brand);margin-right:.3em}.brand:hover{text-decoration:none}
.nav{display:flex;gap:2px;flex:1;min-width:0}
.nav a{color:#344054;padding:8px 12px;border-radius:10px;font-weight:550;font-size:14px;white-space:nowrap}.nav a:hover{background:var(--soft);text-decoration:none;color:var(--text)}.nav a.on{background:var(--brand-50);color:var(--brand);font-weight:700}
.who{font-size:13px;color:var(--muted);display:flex;gap:8px;align-items:center;margin-left:auto}
.who a,.who button{color:var(--text);background:#fff;border:1px solid var(--line);border-radius:10px;padding:6px 11px;font:inherit;font-size:13px;font-weight:600;cursor:pointer;white-space:nowrap}.who a:hover,.who button:hover{background:var(--soft);text-decoration:none}
.menu{position:relative}.menu>div{display:none;position:absolute;right:0;top:calc(100% + 6px);min-width:210px;background:var(--card);color:var(--text);border:1px solid var(--line);border-radius:10px;box-shadow:0 12px 32px rgba(16,24,40,.18);padding:6px;z-index:40}
.menu.open>div{display:block}.menu>div a{display:block;color:var(--text);background:none;padding:9px 12px;border-radius:8px}.menu>div a:hover{background:var(--soft);text-decoration:none}.menu .sep{height:1px;background:var(--line);margin:4px 0}
.lang{display:inline-flex;border:1px solid var(--line);border-radius:10px;overflow:hidden;background:#fff}.lang a{padding:5px 10px;background:none;border-radius:0;font-weight:700;font-size:12px;color:var(--muted)}.lang a.on{background:var(--brand);color:#fff}
.wrap{max-width:1240px;margin:0 auto;padding:22px 16px 40px}.narrow{max-width:820px}
h1{font-size:28px;letter-spacing:-.02em;margin:0 0 4px;line-height:1.2}h2{font-size:18px;margin:0 0 12px;letter-spacing:-.01em}h3{font-size:15px;margin:0 0 6px}
.sub{color:var(--muted);margin:0 0 20px}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:20px;margin-bottom:18px;box-shadow:0 1px 2px rgba(16,24,40,.04)}
.card.flat{box-shadow:none}.card h2+.hint{margin-top:-8px}
.grid{display:grid;gap:16px}.g2{grid-template-columns:repeat(2,minmax(0,1fr))}.g3{grid-template-columns:repeat(3,minmax(0,1fr))}.g4{grid-template-columns:repeat(4,minmax(0,1fr))}
.stat{padding:16px 18px}.stat .l{font-size:12px;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);font-weight:600}.stat .v{font-size:26px;font-weight:700;margin-top:2px;line-height:1.25;word-break:break-word}.stat .s{font-size:13px;color:var(--muted)}
.pos{color:var(--ok)}.neg{color:var(--err)}
/* ---------- forms ---------- */
label{display:block;font-weight:600;font-size:13px;margin:0 0 4px}
input,select,textarea{width:100%;padding:10px 12px;border:1px solid #c7cdd9;border-radius:8px;background:var(--card);color:var(--text);font:inherit;font-size:16px;min-height:44px}
input[type=checkbox],input[type=radio]{width:auto;min-height:0}
input:focus,select:focus,textarea:focus{outline:3px solid var(--ring);border-color:var(--brand)}
.row{display:grid;gap:12px;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));margin-bottom:12px}.row.r21{grid-template-columns:2fr 1fr}.row.end{align-items:end}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 16px;border-radius:9px;border:1px solid var(--brand);background:var(--brand);color:#fff;font-weight:600;font-size:14px;cursor:pointer;min-height:44px;line-height:1.2;text-align:center}
.btn:hover{background:var(--brand-d);text-decoration:none;color:#fff}.btn.sec{background:var(--card);color:var(--text);border-color:#c7cdd9}.btn.sec:hover{background:var(--soft);color:var(--text)}
.btn.danger{background:var(--card);color:var(--err);border-color:var(--err)}.btn.danger:hover{background:var(--err-bg);color:var(--err)}.btn.sm{padding:5px 11px;min-height:34px;font-size:13px}.btn.block{width:100%}
.btn.pp{background:#ffc439;border-color:#ffc439;color:#111}.btn.pp:hover{background:#f3b72f;color:#111}.btn.stripe{background:#635bff;border-color:#635bff}.btn.stripe:hover{background:#4f46e5}
.actions{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
.hint{font-size:13px;color:var(--muted)}
.flash{padding:12px 14px;border-radius:10px;margin-bottom:16px;border:1px solid}.flash.error{background:var(--err-bg);border-color:#fda29b;color:var(--err)}.flash.success{background:var(--ok-bg);border-color:#75e0a7;color:var(--ok)}.flash.info{background:var(--brand-50);border-color:#b2ddff;color:var(--brand-d)}
.badge{display:inline-flex;align-items:center;gap:6px;padding:2px 10px;border-radius:99px;font-size:12px;font-weight:600;background:var(--soft);color:var(--muted);white-space:nowrap}
.badge.ok{background:var(--ok-bg);color:var(--ok)}.badge.warn{background:var(--warn-bg);color:var(--warn)}.badge.err{background:var(--err-bg);color:var(--err)}.badge.brand{background:var(--brand-50);color:var(--brand-d)}
.banner{padding:12px 16px;border-radius:10px;margin-bottom:18px;display:flex;gap:12px;align-items:center;justify-content:space-between;flex-wrap:wrap}.banner.trial{background:var(--brand-50);border:1px solid #b2ddff}.banner.warn{background:var(--warn-bg);border:1px solid #fedf89}
/* ---------- tooltips / help ---------- */
.tip{display:inline-flex;align-items:center;justify-content:center;width:18px;height:18px;border-radius:50%;background:var(--brand-50);color:var(--brand-d);font-size:12px;font-weight:700;cursor:help;position:relative;vertical-align:middle;margin-left:4px;border:1px solid #b2ddff}
.tip>span{display:none;position:absolute;left:50%;bottom:calc(100% + 8px);transform:translateX(-50%);width:max-content;max-width:min(280px,80vw);background:var(--navy);color:#fff;padding:9px 11px;border-radius:8px;font-weight:400;font-size:13px;line-height:1.45;z-index:20;text-align:left;box-shadow:0 8px 24px rgba(0,0,0,.25)}
.tip:hover>span,.tip:focus>span,.tip:focus-within>span{display:block}
.helpbox{background:var(--brand-50);border:1px solid #b2ddff;border-radius:10px;padding:12px 14px;margin-bottom:18px;font-size:14px}.helpbox strong{display:block;margin-bottom:2px}.helpbox a{font-weight:600}
.steps{counter-reset:s;list-style:none;padding:0;margin:0}.steps li{counter-increment:s;position:relative;padding:0 0 12px 40px}.steps li:before{content:counter(s);position:absolute;left:0;top:0;width:28px;height:28px;border-radius:50%;background:var(--brand);color:#fff;font-weight:700;font-size:14px;display:flex;align-items:center;justify-content:center}
.tick{padding-left:20px}.tick li{margin:6px 0}
/* ---------- tables → cards on mobile ---------- */
.tw{overflow-x:auto}table{width:100%;border-collapse:collapse;font-size:14px}th{text-align:left;font-size:12px;text-transform:uppercase;letter-spacing:.05em;color:var(--muted);padding:8px 10px;border-bottom:1px solid var(--line);white-space:nowrap}td{padding:10px;border-bottom:1px solid var(--line);vertical-align:top}td.r,th.r{text-align:right}tfoot td{font-weight:700;border-top:2px solid var(--line)}
/* ---------- meters / deadlines ---------- */
.meter{height:10px;border-radius:99px;background:var(--soft);overflow:hidden}.meter>i{display:block;height:100%;background:var(--brand);border-radius:99px}.meter.warn>i{background:#f79009}.meter.err>i{background:#f04438}
.dl{display:flex;gap:14px;align-items:flex-start;padding:14px 0;border-bottom:1px solid var(--line)}.dl:last-child{border-bottom:0}.dl .d{min-width:74px;text-align:center;border-radius:10px;padding:8px 6px;background:var(--soft);font-weight:700;line-height:1.2}.dl .d small{display:block;font-weight:500;font-size:11px;color:var(--muted)}
.dl.ok .d{background:var(--ok-bg);color:var(--ok)}.dl.warn .d{background:var(--warn-bg);color:var(--warn)}.dl.err .d{background:var(--err-bg);color:var(--err)}.dl .b{flex:1;min-width:0}
.tabs{display:flex;gap:6px;overflow-x:auto;margin-bottom:16px;padding-bottom:2px}.tabs a{padding:8px 14px;border-radius:99px;background:var(--card);border:1px solid var(--line);color:var(--text);font-weight:600;font-size:14px;white-space:nowrap}.tabs a.on{background:var(--brand);border-color:var(--brand);color:#fff}.tabs a:hover{text-decoration:none}
.center{max-width:440px;margin:5vh auto;padding:0 16px}.center .card{padding:26px}
.price{font-size:40px;font-weight:800;letter-spacing:-.03em}.price small{display:block;font-size:14px;font-weight:500;color:var(--muted);margin-top:2px}
.hp{position:absolute;left:-9999px}
details summary{cursor:pointer;font-weight:600}
.art h2{margin-top:24px}.art p,.art li{max-width:72ch}.art .src{font-size:13px;color:var(--muted)}
.foot{color:var(--muted);font-size:13px;padding:0 16px 24px;max-width:1240px;margin:0 auto}.foot a{color:var(--muted);text-decoration:underline}
.hero{padding:40px 0 20px}.hero h1{font-size:clamp(28px,5vw,44px)}.hero p{font-size:18px;color:var(--muted);max-width:60ch}
/* ---------- mobile bottom bar ---------- */
.bar,.sheet{display:none}
@media(max-width:900px){.nav{display:none}.who .hide-m{display:none}}
@media(max-width:760px){
 body.app{padding-bottom:calc(var(--bar-h) + env(safe-area-inset-bottom))}
 .g2,.g3,.g4{grid-template-columns:1fr}.g3.keep,.g2.keep{grid-template-columns:1fr 1fr}.g3.keep>.card:last-child:nth-child(3){grid-column:1/-1}
 .wrap{padding:16px 14px 32px}.card{padding:16px;border-radius:12px}h1{font-size:23px}.stat .v{font-size:24px}
 .row.r21{grid-template-columns:1fr}
 .bar{display:flex;position:fixed;left:0;right:0;bottom:0;background:var(--card);border-top:1px solid var(--line);z-index:35;padding:6px 6px calc(6px + env(safe-area-inset-bottom));justify-content:space-around}
 .bar a,.bar button{flex:1;display:flex;flex-direction:column;align-items:center;gap:2px;font-size:11px;font-weight:600;color:var(--muted);background:none;border:0;padding:6px 2px;min-height:48px;border-radius:10px;font-family:inherit;cursor:pointer}.bar a.on,.bar button.on{color:var(--brand)}.bar a:hover{text-decoration:none}
 .bar svg{width:22px;height:22px;stroke:currentColor;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
 .bar .add{margin-top:-18px}.bar .add span{width:48px;height:48px;border-radius:50%;background:var(--brand);color:#fff;display:flex;align-items:center;justify-content:center;box-shadow:0 6px 16px rgba(11,127,209,.4)}.bar .add svg{stroke:#fff}
 .sheet{position:fixed;inset:0;background:rgba(10,20,32,.5);z-index:50;align-items:flex-end}.sheet.open{display:flex}
 .sheet>div{background:var(--card);width:100%;border-radius:18px 18px 0 0;padding:10px 14px calc(18px + env(safe-area-inset-bottom));max-height:85vh;overflow:auto}
 .sheet .grab{width:42px;height:5px;border-radius:99px;background:var(--line);margin:4px auto 12px}
 .sheet a{display:flex;align-items:center;gap:12px;padding:14px 8px;color:var(--text);font-weight:600;border-bottom:1px solid var(--line)}.sheet a:hover{text-decoration:none;background:var(--soft)}
 /* tables as cards */
 table.rt thead{display:none}table.rt,table.rt tbody,table.rt tr,table.rt td,table.rt tfoot{display:block;width:100%}
 table.rt tr{border:1px solid var(--line);border-radius:12px;padding:10px 12px;margin-bottom:10px;background:var(--card)}
 table.rt td{border:0;padding:3px 0;display:flex;justify-content:space-between;gap:12px;text-align:right}
 table.rt td:before{content:attr(data-l);font-weight:600;color:var(--muted);font-size:12px;text-transform:uppercase;letter-spacing:.04em;text-align:left;flex:0 0 38%}
 table.rt td.full{display:block;text-align:left}table.rt td.full:before{display:none}
 table.rt td.act{justify-content:flex-start;gap:8px;flex-wrap:wrap;padding-top:8px}table.rt td.act:before{display:none}
 table.rt tfoot tr{background:var(--soft)}
 .dl{gap:10px}.dl .d{min-width:62px}
 .tip>span{left:0;transform:none}
 .tabs{margin-left:-14px;margin-right:-14px;padding:0 14px 4px}
}
@media(min-width:761px){.sheet{display:none!important}}
@media print{.top,.noprint,.bar,.sheet,.foot,.tabs,.helpbox{display:none!important}body{background:#fff;color:#000;padding:0}.card{box-shadow:none;border:1px solid #ccc;break-inside:avoid}.wrap{padding:0}a{color:#000}table.rt thead{display:table-header-group!important}}

.helpbox summary{cursor:pointer;list-style-position:inside}.helpbox summary strong{display:inline;margin:0}

/* ======================= v8 – App-Shell ======================= */
.side,.qs,.qadd{display:none}
html{-webkit-tap-highlight-color:transparent}
body.app{overscroll-behavior-y:none}
.card{box-shadow:0 1px 2px rgba(16,24,40,.04),0 4px 14px rgba(16,24,40,.04);transition:box-shadow .15s}
.btn{transition:transform .08s,background .15s,box-shadow .15s}.btn:active{transform:scale(.97)}
.stat{position:relative;overflow:hidden}.stat:before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:linear-gradient(var(--accent),var(--brand))}
input,select,textarea{font-size:16px}
@media(min-width:1024px){input,select,textarea{font-size:14.5px}}
/* Mobil: App-Leiste */
@media(max-width:760px){
 body.app .top{padding-top:env(safe-area-inset-top);background:var(--brand);border-bottom:0}.top{padding-top:env(safe-area-inset-top)}
 .top .in{min-height:52px;padding:0 14px}body.app .top .brand,body.app .brand:not(.badge){color:#fff;font-size:17px}body.app .brand:not(.badge):before{background:var(--accent);color:var(--brand)}
 body.app .top .who .menu{display:none}body.app .top .lang{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.25)}body.app .top .lang a{color:#d9dde4}body.app .top .lang a.on{background:var(--accent);color:var(--brand)}
 .bar{box-shadow:0 -6px 20px rgba(16,24,40,.08)}
 .sheet>div{padding-bottom:calc(16px + env(safe-area-inset-bottom))}.sheet a{display:flex;align-items:center;min-height:48px}
 .btn,button.btn{min-height:46px}
 .card{box-shadow:0 1px 2px rgba(16,24,40,.05)}
}
/* Desktop: wie ein grosses Programm */
@media(min-width:1024px){
 body.app{padding-left:248px;background:#f6f7f9}
 .side{display:flex;flex-direction:column;position:fixed;left:0;top:0;bottom:0;width:248px;background:linear-gradient(180deg,#0c1830,#101828);color:#d9dde4;z-index:50;padding:18px 12px 14px;overflow-y:auto}
 .sbrand{display:flex;align-items:center;gap:10px;color:#fff;padding:4px 10px 18px;text-decoration:none!important}
 .sbrand i{font-style:normal;display:grid;place-items:center;width:34px;height:34px;border-radius:10px;background:var(--accent);color:var(--brand);font-weight:800;font-size:18px}
 .sbrand b{font-size:18px;letter-spacing:-.02em}.sbrand em{font-style:normal;color:var(--accent)}.sbrand small{font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:#a3a8b4;margin-left:-4px;align-self:flex-end;margin-bottom:3px}
 .side nav{flex:1;display:block}
 .side .grp{font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;color:#9197a5;padding:16px 12px 6px;font-weight:700}
 .side nav a{display:flex;align-items:center;gap:11px;padding:9px 12px;border-radius:10px;color:#d1d5de;font-weight:550;font-size:14px;text-decoration:none;margin-bottom:2px;position:relative}
 .side nav a svg,.sout svg{width:19px;height:19px;stroke:currentColor;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;flex:none;opacity:.9}
 .side nav a:hover{background:rgba(255,255,255,.07);color:#fff}
 .side nav a.on{background:rgba(79,176,242,.16);color:#fff;font-weight:700}.side nav a.on:before{content:"";position:absolute;left:-12px;top:8px;bottom:8px;width:4px;border-radius:0 4px 4px 0;background:var(--accent)}
 .side nav a.on svg{color:var(--accent);opacity:1}
 .side nav u{margin-left:auto;text-decoration:none;font-size:10px;font-weight:800;letter-spacing:.06em;background:var(--accent);color:var(--brand);padding:2px 6px;border-radius:6px}
 .sfoot{border-top:1px solid rgba(255,255,255,.1);padding-top:12px;display:grid;gap:10px}
 .sco{padding:0 8px}.sco b{display:block;color:#fff;font-size:13.5px}.sco small{color:#a3a8b4;font-size:12px;word-break:break-all}
 .sfoot .lang{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.14);justify-self:start;margin-left:8px}.sfoot .lang a{color:#bdc2cc}.sfoot .lang a.on{background:var(--accent);color:var(--brand)}
 .sout{display:flex;align-items:center;gap:10px;color:#d1d5de;padding:9px 12px;border-radius:10px;font-size:14px;font-weight:550;text-decoration:none!important}.sout:hover{background:rgba(255,255,255,.07);color:#fff}
 /* Werkzeugleiste oben */
 .top{background:#fff;backdrop-filter:none;border-bottom:1px solid var(--line);z-index:30}
 body.app .top .in{max-width:none;padding:0 28px;min-height:60px;gap:14px}
 body.app .top .brand,body.app .top .nav,body.app .top .who .lang,body.app .top .who .menu{display:none}
 body.app .top .who{margin-left:0}
 .qs{display:flex;align-items:center;gap:8px;flex:1;max-width:460px;background:var(--bg);border:1px solid var(--line);border-radius:11px;padding:0 12px;color:var(--muted)}.qs:focus-within{border-color:var(--brand);box-shadow:0 0 0 3px var(--ring);background:#fff}
 .qs svg{width:17px;height:17px;stroke:currentColor;fill:none;stroke-width:2;flex:none}.qs input{border:0;background:none;box-shadow:none;padding:9px 0;width:100%;outline:0;margin:0;min-height:0}
 .qadd{display:inline-flex;margin-left:auto}
 body.app .wrap{max-width:1360px;padding:26px 28px 48px}body.app .wrap.narrow{max-width:900px;margin-left:0}
 body.app .foot{padding-left:28px}
 .bar,.sheet{display:none!important}
 .card:hover{box-shadow:0 2px 4px rgba(16,24,40,.05),0 8px 24px rgba(16,24,40,.07)}
}
@media(min-width:1024px) and (max-width:1180px){.side{width:208px}body.app{padding-left:208px}.sbrand small{display:none}}
@media(max-width:760px){body.app .top .brand span{color:var(--accent)}}
@media(max-width:760px){.banner{padding:10px 12px!important;font-size:13px;gap:8px;flex-wrap:nowrap;align-items:center}.banner .btn{min-height:36px;padding:6px 12px;white-space:nowrap;font-size:13px}}