/* ============================================================
   WattHunt — Shared Site Shell  (Phase 2 Design-System)
   Leitet die Tokens/Komponenten der Landing (landing-cloudflare.html) ab,
   damit off-brand Seiten (datenquellen/methodik/ueber-watthunt/kontakt …)
   denselben dunklen Premium-Grün-Look bekommen.
   Inhalte bleiben unverändert — dies ist reines Layout/Styling.
   ============================================================ */

:root{
  --bg:#050607; --bg-2:#0a0d10;
  --panel:#0f1317; --panel-2:#141a20; --panel-3:#182028;
  --text:#f4f7f8; --muted:#8f9aa5; --soft:#c8d0d6;
  --line:rgba(255,255,255,.09); --line-strong:rgba(255,255,255,.14);
  --green:#22e58f; --green-2:#12b76a; --amber:#ffd166; --danger:#ff6b6b;
  --shadow:0 24px 80px rgba(0,0,0,.42); --shadow-soft:0 14px 45px rgba(0,0,0,.28);
  --radius:16px; --radius-sm:12px; --container:1180px; --container-narrow:880px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;background:var(--bg)}
body{
  font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  background:radial-gradient(circle at 50% -10%,rgba(34,229,143,.13),transparent 34%),
             linear-gradient(180deg,#050607 0%,#07090b 42%,#050607 100%);
  color:var(--text);min-height:100vh;overflow-x:hidden;letter-spacing:0;line-height:1.6;
}
a{color:inherit;text-decoration:none}
button,input,textarea,select{font:inherit}
button{border:0;background:none;color:inherit;cursor:pointer}

.container{width:min(var(--container),calc(100% - 40px));margin:0 auto}
.container-narrow{width:min(var(--container-narrow),calc(100% - 40px));margin:0 auto}
.section{padding:72px 0}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;border-radius:999px;
  padding:13px 18px;font-size:14px;font-weight:720;
  transition:transform .18s ease,border-color .18s ease,background .18s ease,box-shadow .18s ease;white-space:nowrap}
.btn-primary{background:linear-gradient(180deg,#34f4a1,#17c875);color:#031108;
  box-shadow:0 14px 40px rgba(34,229,143,.22),inset 0 1px 0 rgba(255,255,255,.35)}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 18px 50px rgba(34,229,143,.28),inset 0 1px 0 rgba(255,255,255,.35)}
.btn-secondary{background:rgba(255,255,255,.045);border:1px solid var(--line);color:var(--text)}
.btn-secondary:hover{transform:translateY(-1px);border-color:var(--line-strong);background:rgba(255,255,255,.07)}

/* ---------- eyebrow / cards ---------- */
.eyebrow{display:inline-flex;align-items:center;gap:9px;color:var(--green);font-size:12px;font-weight:700;
  text-transform:uppercase;letter-spacing:.12em;border:1px solid rgba(34,229,143,.18);
  background:rgba(34,229,143,.07);border-radius:999px;padding:8px 12px}
.eyebrow-dot{width:7px;height:7px;border-radius:50%;background:var(--green);box-shadow:0 0 18px rgba(34,229,143,.6)}
.card{background:linear-gradient(180deg,rgba(255,255,255,.055),rgba(255,255,255,.026));
  border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-soft)}

/* ---------- top navigation (Landing-identisch) ---------- */
.nav{position:sticky;top:0;z-index:1000;border-bottom:1px solid rgba(255,255,255,.07);
  background:rgba(5,6,7,.74);backdrop-filter:blur(18px)}
.nav-inner{height:72px;display:grid;grid-template-columns:auto minmax(0,1fr) auto;align-items:center;gap:24px}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;letter-spacing:0}
.logo-mark{width:31px;height:31px;border-radius:10px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--green),#68f7c0);color:#031108;box-shadow:0 12px 32px rgba(34,229,143,.18)}
.logo-mark svg{width:18px;height:18px}
.nav-links{display:flex;align-items:center;justify-content:center;gap:8px;transform:translateX(-24px);
  color:var(--muted);font-size:14px;font-weight:650}
.nav-links a{padding:10px 13px;border-radius:999px}
.nav-links a:hover{color:var(--text);background:rgba(255,255,255,.055)}
.nav-actions{display:flex;align-items:center;gap:12px;justify-content:flex-end}
.menu-btn{display:none;width:40px;height:40px;border:1px solid var(--line);border-radius:12px;background:rgba(255,255,255,.04)}
.menu-lines{display:grid;gap:4px;justify-content:center}
.menu-lines span{width:16px;height:2px;background:var(--text);border-radius:2px;display:block}
.mobile-menu{display:none;border-top:1px solid var(--line);padding:10px 0 18px}
.mobile-menu a{display:block;padding:12px 4px;color:var(--soft);font-weight:650}
.mobile-menu.open{display:block}
@media(max-width:980px){
  .nav-links{display:none}
  .menu-btn{display:grid;place-items:center}
}

/* ---------- prose / docs content ---------- */
.doc{padding:54px 0 24px}
.doc .eyebrow{margin-bottom:18px}
.doc h1{font-size:clamp(34px,5vw,56px);line-height:1.04;font-weight:800;letter-spacing:0;color:#f7fafb;margin-bottom:18px}
.doc .intro{max-width:760px;color:var(--soft);font-size:clamp(17px,2vw,20px);line-height:1.7;margin-bottom:14px}
.doc-card{padding:26px 28px;margin:18px 0}
.doc-card h2{font-size:clamp(20px,2.4vw,26px);font-weight:800;letter-spacing:0;margin-bottom:12px;color:var(--text)}
.doc-card h2 .accent,.doc-card h2.accent{color:var(--green)}
.doc-card h3{font-size:17px;font-weight:750;color:var(--text);margin:18px 0 8px}
.doc-card p{color:var(--soft);margin-bottom:14px;line-height:1.7}
.doc-card p:last-child{margin-bottom:0}
.doc-card ul{list-style:none;display:grid;gap:11px;margin-top:6px}
.doc-card li{position:relative;padding-left:20px;color:var(--soft);line-height:1.6}
.doc-card li::before{content:"";position:absolute;left:0;top:9px;width:7px;height:7px;border-radius:50%;
  background:var(--green);box-shadow:0 0 12px rgba(34,229,143,.5)}
.doc-card .note{color:var(--muted);font-size:15px}
.doc-card a.inline-link{color:var(--green);font-weight:650}
.doc-card a.inline-link:hover{text-decoration:underline}

/* status cards */
.status-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:12px;margin-top:16px}
.status{background:rgba(255,255,255,.03);border:1px solid var(--line);border-radius:var(--radius-sm);padding:15px 16px}
.status strong{display:block;color:var(--green);font-weight:750;margin-bottom:6px}
.status span{color:var(--muted);font-size:14px;line-height:1.5}

/* inline link buttons inside docs */
.links{display:flex;flex-wrap:wrap;gap:12px;margin-top:6px}

/* ---------- forms (für kontakt) ---------- */
.field{display:grid;gap:8px;margin-bottom:16px}
.field label{font-size:13px;font-weight:700;color:var(--soft);letter-spacing:.01em}
.field input,.field textarea,.field select{
  width:100%;background:rgba(255,255,255,.04);border:1px solid var(--line);border-radius:12px;
  padding:13px 15px;color:var(--text);font-size:15px;transition:border-color .18s ease,background .18s ease}
.field input:focus,.field textarea:focus{outline:none;border-color:rgba(34,229,143,.45);background:rgba(34,229,143,.05)}
.field textarea{min-height:140px;resize:vertical}

/* ---------- footer (Landing-Stil, schlank) ---------- */
.footer{position:relative;border-top:1px solid var(--line);margin-top:48px;
  background:linear-gradient(180deg,transparent,rgba(34,229,143,.03))}
.footer-inner{padding:54px 0 30px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:30px}
.footer-brand p{color:var(--muted);font-size:14px;line-height:1.6;margin-top:14px;max-width:320px}
.footer-status{display:inline-flex;align-items:center;gap:8px;margin-top:14px;font-size:12px;color:var(--soft)}
.footer-status-dot{width:8px;height:8px;border-radius:50%;background:var(--green);box-shadow:0 0 12px rgba(34,229,143,.8)}
.footer-col h4{font-size:12px;text-transform:uppercase;letter-spacing:.1em;color:var(--muted);margin-bottom:14px}
.footer-col a{display:block;color:var(--soft);font-size:14px;padding:5px 0}
.footer-col a:hover{color:var(--text)}
.footer-bottom{display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;align-items:center;
  margin-top:40px;padding-top:20px;border-top:1px solid var(--line);color:var(--muted);font-size:13px}
.footer-legal a{margin-left:16px;color:var(--muted)}
.footer-legal a:hover{color:var(--text)}

/* ---------- product components (für live-preise/tarife/rangliste/co2/rechner/fit-check) ---------- */
.badge{display:inline-flex;align-items:center;gap:7px;font-size:12px;font-weight:700;
  border-radius:999px;padding:6px 11px;border:1px solid var(--line);color:var(--soft);background:rgba(255,255,255,.04)}
.badge.green{color:var(--green);border-color:rgba(34,229,143,.32);background:rgba(34,229,143,.08)}
.badge.amber{color:var(--amber);border-color:rgba(255,209,102,.3);background:rgba(255,209,102,.08)}
.badge.danger{color:var(--danger);border-color:rgba(255,107,107,.3);background:rgba(255,107,107,.08)}
.badge-dot{width:7px;height:7px;border-radius:50%;background:currentColor;box-shadow:0 0 10px currentColor}

.segmented{display:inline-flex;gap:4px;padding:4px;border:1px solid var(--line);border-radius:999px;background:rgba(255,255,255,.03)}
.segmented button,.segmented a{border-radius:999px;padding:8px 16px;font-size:13px;font-weight:700;color:var(--muted)}
.segmented .active,.segmented [aria-selected="true"]{background:linear-gradient(180deg,#34f4a1,#17c875);color:#031108}

.data-table{width:100%;border-collapse:collapse;font-size:14px}
.data-table th{text-align:left;color:var(--muted);font-weight:700;font-size:12px;text-transform:uppercase;
  letter-spacing:.08em;padding:12px 14px;border-bottom:1px solid var(--line)}
.data-table td{padding:13px 14px;border-bottom:1px solid var(--line);color:var(--soft)}
.data-table tr:hover td{background:rgba(255,255,255,.02)}

.result-panel{position:sticky;top:90px;padding:24px;border-radius:var(--radius);
  background:linear-gradient(180deg,rgba(34,229,143,.09),rgba(255,255,255,.03));border:1px solid rgba(34,229,143,.2)}
.stat{padding:16px;border-radius:var(--radius-sm);border:1px solid var(--line);background:rgba(255,255,255,.03)}
.stat span{display:block;color:var(--muted);font-size:11px;font-weight:800;text-transform:uppercase;letter-spacing:.08em}
.stat strong{display:block;margin-top:7px;font-size:24px;font-weight:820}

.empty-state{padding:36px;text-align:center;color:var(--muted);border:1px dashed var(--line);border-radius:var(--radius)}

@media(max-width:760px){
  .footer-grid{grid-template-columns:1fr 1fr}
  .doc-card{padding:22px 20px}
  .result-panel{position:static}
}
@media(max-width:480px){
  .footer-grid{grid-template-columns:1fr}
}