:root{
  --bg:#0f1115; --bg2:#151922; --card:#1a1f29; --line:#2a313d;
  --fg:#e7ebf2; --muted:#9aa6b6; --primary:#3b82f6; --primary-fg:#fff;
  --ok:#1f9d57; --okbg:#10341f; --err:#e0533d; --errbg:#3a1712; --warn:#c98a18; --warnbg:#3a2c0e;
  --radius:14px;
}
html[data-theme="light"]{
  --bg:#eef1f5; --bg2:#e7ebf1; --card:#fff; --line:#dde2ea;
  --fg:#1f2632; --muted:#5d6b7d; --primary:#2563eb;
  --ok:#1f9d57; --okbg:#dcf5e7; --err:#c23921; --errbg:#fbe3dd; --warn:#9a6a08; --warnbg:#f8eccb;
}
*{box-sizing:border-box}
body{margin:0;background:linear-gradient(180deg,var(--bg),var(--bg2));color:var(--fg);
  font-family:system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;min-height:100vh;
  display:flex;flex-direction:column}
a{color:var(--primary)}
.topbar{display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:14px 18px;border-bottom:1px solid var(--line);background:var(--card)}
.brand{font-weight:700}
.top-actions{display:flex;align-items:center;gap:8px}
.who{color:var(--muted);font-size:.9rem}
.tag{background:var(--primary);color:#fff;border-radius:6px;padding:1px 6px;font-size:.72rem}
.wrap{width:100%;max-width:560px;margin:26px auto;padding:0 16px;flex:1;display:flex;flex-direction:column;gap:18px}
.wrap.wide{max-width:980px}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:22px;
  box-shadow:0 10px 30px rgba(0,0,0,.18)}
.card.narrow{max-width:380px;margin:6vh auto 0}
h1{margin:0 0 16px;font-size:1.4rem}
h2{margin:0 0 14px;font-size:1.15rem}
h3{margin:18px 0 8px;font-size:.95rem;color:var(--muted)}
label{display:block;margin:12px 0;font-size:.85rem;font-weight:600;color:var(--muted)}
input,textarea,select{width:100%;margin-top:6px;padding:11px 12px;border:1px solid var(--line);
  border-radius:10px;background:var(--bg);color:var(--fg);font-size:1rem;font-family:inherit}
input:focus,textarea:focus,select:focus{outline:none;border-color:var(--primary)}
textarea{resize:vertical}
.hint{display:block;margin-top:6px;font-weight:400;color:var(--muted)}
.hint.bad{color:var(--err)} .hint.good{color:var(--ok)}
.meter{display:flex;justify-content:space-between;font-size:.8rem;color:var(--muted);margin:4px 2px 10px}
.enc{font-variant-numeric:tabular-nums}
.btn{cursor:pointer;border:1px solid var(--line);background:var(--bg);color:var(--fg);
  border-radius:10px;padding:9px 14px;font-size:.92rem;font-weight:600;text-decoration:none;display:inline-block}
.btn:hover{border-color:var(--primary)}
.btn.primary{background:var(--primary);color:var(--primary-fg);border-color:var(--primary)}
.btn.primary:hover{filter:brightness(1.08)}
.btn.ghost{background:transparent}
.btn.block{width:100%;margin-top:8px;padding:12px}
.btn.tiny{padding:5px 9px;font-size:.78rem}
.btn.danger,.btn.tiny.danger{border-color:var(--err);color:var(--err)}
.btn[disabled]{opacity:.55;cursor:not-allowed}
.alert{padding:11px 14px;border-radius:10px;margin-bottom:14px;font-size:.9rem;border:1px solid transparent}
.alert.ok{background:var(--okbg);border-color:var(--ok)}
.alert.err{background:var(--errbg);border-color:var(--err)}
.result{padding:13px 15px;border-radius:10px;font-size:.92rem;border:1px solid var(--line);margin-top:14px}
.result.ok{background:var(--okbg);border-color:var(--ok)}
.result.err{background:var(--errbg);border-color:var(--err)}
.result.warn{background:var(--warnbg);border-color:var(--warn)}
.result.net{background:rgba(59,130,246,.12);border-color:var(--primary)}
.list{display:flex;flex-direction:column;gap:2px}
.row{display:flex;justify-content:space-between;gap:12px;padding:10px 4px;border-bottom:1px solid var(--line)}
.row:last-child{border-bottom:0}
.row-main{min-width:0}
.num{font-weight:600;font-size:.92rem}
.txt{color:var(--muted);font-size:.84rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:42ch}
.row-meta{display:flex;align-items:center;gap:8px;white-space:nowrap}
.row-meta time{color:var(--muted);font-size:.76rem}
.pill{border-radius:20px;padding:2px 10px;font-size:.74rem;font-weight:700}
.pill.ok{background:var(--okbg);color:var(--ok)} .pill.err{background:var(--errbg);color:var(--err)}
.pill.warn{background:var(--warnbg);color:var(--warn)}
.pill.net{background:rgba(59,130,246,.18);color:var(--primary)}
.muted{color:var(--muted);font-size:.88rem;padding:8px 4px}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.admin-actions{gap:6px}.admin-actions form{display:inline}
.inline-form{display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.inline-form input{flex:1;min-width:130px;margin-top:0}.inline-form select{width:auto;margin-top:0}
.token{display:block;margin-top:8px;word-break:break-all;background:var(--bg);padding:8px 10px;border-radius:8px}
.foot{text-align:center;color:var(--muted);font-size:.8rem;padding:18px}
@media(max-width:720px){.grid2{grid-template-columns:1fr}}
/* Tabs */
.tabs{display:flex;gap:8px;margin-bottom:16px;flex-wrap:wrap}
.tab-btn{cursor:pointer;border:1px solid var(--line);background:var(--card);color:var(--fg);border-radius:10px;padding:9px 14px;font-weight:600;font-size:.92rem}
.tab-btn:hover{border-color:var(--primary)}
.tab-btn.active{background:var(--primary);color:var(--primary-fg);border-color:var(--primary)}
/* User-Zeilen (Admin) */
.urow{padding:12px 4px;border-bottom:1px solid var(--line)}
.urow:last-child{border-bottom:0}
.urow-head{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.urow-meta{font-size:.82rem;margin:4px 0 8px}
.urow-actions{display:flex;flex-wrap:wrap;gap:6px;align-items:center}
.urow-actions form{display:inline-flex;align-items:center;gap:4px;margin:0}
.urow-actions .lim label{margin:0;display:inline-flex;align-items:center;gap:4px;font-size:.74rem;color:var(--muted)}
.urow-actions .lim input{width:118px;margin:0;padding:5px 8px}
.tag-muted{background:var(--line);color:var(--muted)}
/* Eingehende Nachrichten */
.msg{padding:10px 4px;border-bottom:1px solid var(--line)}
.msg:last-child{border-bottom:0}
.msg-new{background:rgba(59,130,246,.06);border-radius:8px}
.msg-head{display:flex;justify-content:space-between;align-items:center;gap:10px}
.msg-body{margin-top:6px;white-space:pre-wrap;word-break:break-word;font-size:.9rem}
/* ---- Landingpage ---- */
.landing{width:100%;max-width:1000px;margin:0 auto;padding:0 16px 40px;flex:1}
.hero{text-align:center;padding:46px 12px 20px}
.hero-badge{display:inline-block;background:var(--card);border:1px solid var(--line);color:var(--muted);border-radius:999px;padding:6px 15px;font-size:.8rem;margin-bottom:20px}
.hero-title{font-size:clamp(2rem,5.2vw,3.3rem);line-height:1.08;margin:0 0 14px;font-weight:800;letter-spacing:-.02em}
.grad{background:linear-gradient(90deg,#3b82f6,#22d3ee);-webkit-background-clip:text;background-clip:text;color:transparent}
.lead{max-width:660px;margin:0 auto 26px;color:var(--muted);font-size:1.12rem;line-height:1.6}
.hero-cta{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
.btn.big{padding:13px 24px;font-size:1.05rem;border-radius:12px}
.center{text-align:center;margin-top:22px}
.stats{display:flex;gap:16px;justify-content:center;flex-wrap:wrap;margin:42px 0 6px}
.stat{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:22px 30px;min-width:190px;box-shadow:0 8px 24px rgba(0,0,0,.10)}
.stat-num{font-size:2.3rem;font-weight:800;font-variant-numeric:tabular-nums;background:linear-gradient(90deg,#3b82f6,#22d3ee);-webkit-background-clip:text;background-clip:text;color:transparent}
.stat-label{color:var(--muted);font-size:.9rem;margin-top:4px}
.section{margin:46px 0}
.section-title{text-align:center;font-size:1.65rem;margin:0 0 26px;font-weight:700}
.feat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.feat{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:22px}
.feat-ic{font-size:1.9rem;line-height:1}
.feat h3{margin:12px 0 6px;font-size:1.06rem}
.feat p{margin:0;color:var(--muted);font-size:.92rem;line-height:1.55}
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.step{display:flex;gap:14px;align-items:flex-start;background:var(--card);border:1px solid var(--line);border-radius:14px;padding:20px}
.step-n{flex:none;width:34px;height:34px;border-radius:50%;background:var(--primary);color:#fff;display:grid;place-items:center;font-weight:800}
.step h3{margin:0 0 4px;font-size:1.02rem}
.step p{margin:0;color:var(--muted);font-size:.9rem;line-height:1.5}
@media(max-width:820px){.feat-grid,.steps{grid-template-columns:1fr}}
/* ---- Modal ---- */
.modal{position:fixed;inset:0;background:rgba(0,0,0,.6);display:flex;align-items:center;justify-content:center;padding:16px;z-index:100}
.modal[hidden]{display:none}
.modal-card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:28px;width:100%;max-width:380px;position:relative;box-shadow:0 24px 70px rgba(0,0,0,.45)}
.modal-card h2{margin:0 0 16px}
.modal-close{position:absolute;top:8px;right:12px;background:none;border:none;color:var(--muted);font-size:1.7rem;line-height:1;cursor:pointer;padding:4px}
.modal-close:hover{color:var(--fg)}
.modal-card.legal{max-width:600px;max-height:82vh;overflow-y:auto;text-align:left}
.modal-card.legal h3{margin:16px 0 6px;font-size:1rem}
.modal-card.legal ul{padding-left:18px;line-height:1.6;margin:6px 0}
.modal-card.legal p{line-height:1.6}
.foot a{color:var(--muted);text-decoration:underline}
.foot a:hover{color:var(--fg)}
/* ---- API-Doku ---- */
.api h3{margin:20px 0 6px;font-size:1.02rem}
.scroll-x{overflow-x:auto;-webkit-overflow-scrolling:touch}
.doc{width:100%;border-collapse:collapse;font-size:.86rem;margin:4px 0 6px;min-width:340px}
.doc th,.doc td{text-align:left;padding:8px 10px;border-bottom:1px solid var(--line);vertical-align:top}
.doc th{color:var(--muted);font-weight:600;white-space:nowrap}
.doc td em{color:var(--muted);font-style:normal;font-size:.8rem}
.codeblock{display:block;white-space:pre-wrap;word-break:break-word;background:var(--bg);border:1px solid var(--line);border-radius:8px;padding:10px 12px;margin:6px 0 4px;font-family:ui-monospace,Menlo,Consolas,monospace;font-size:.82rem;line-height:1.5}
/* ---- Captcha ---- */
.captcha-row{display:flex;align-items:center;gap:8px;margin:6px 0 2px}
.captcha-img{border:1px solid var(--line);border-radius:8px;display:block}
/* Honeypot: für Menschen unsichtbar, Bots füllen es aus */
.hp{position:absolute!important;left:-9999px!important;top:-9999px!important;width:1px;height:1px;overflow:hidden}
/* ---- Cookie-Einwilligung ---- */
.cookie-consent{position:fixed;left:12px;right:12px;bottom:12px;z-index:1000;
  display:flex;gap:14px;align-items:center;justify-content:space-between;flex-wrap:wrap;
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:0 8px 30px rgba(0,0,0,.35);padding:14px 16px;max-width:820px;margin:0 auto}
.cookie-consent .cc-text{flex:1 1 320px;min-width:260px}
.cookie-consent[hidden]{display:none}
.cookie-consent .cc-text>b{display:block;margin-bottom:2px}
.cookie-consent .cc-text p{margin:0;font-size:.86rem;color:var(--muted);line-height:1.5}
.cookie-consent .cc-text a{color:var(--primary)}
.cookie-consent .cc-actions{display:flex;gap:8px;flex:0 0 auto}
@media(max-width:520px){.cookie-consent .cc-actions{width:100%}.cookie-consent .cc-actions .btn{flex:1}}
.cookie-fab{position:fixed;left:14px;bottom:14px;z-index:999;width:44px;height:44px;
  display:flex;align-items:center;justify-content:center;font-size:1.25rem;line-height:1;cursor:pointer;
  border:1px solid var(--line);background:var(--card);color:var(--fg);border-radius:50%;
  box-shadow:0 4px 14px rgba(0,0,0,.3)}
.cookie-fab:hover{border-color:var(--primary)}
.cookie-fab[hidden]{display:none}
/* ---- Danger-Zone (Konto löschen) ---- */
.card.danger-zone{border-color:var(--err)}
.card.danger-zone h2{color:var(--err)}