:root{
  --bg:#f6f7fb;
  --surface:#ffffff;
  --surface-2:#f0f2f8;
  --border:#e4e7f0;
  --text:#10131c;
  --muted:#5b6478;
  --accent:#1a56ff;
  --accent-2:#0b3bd6;
  --accent-soft:#e8efff;
  --success:#0f9d58;
  --success-soft:#e3f5ec;
  --error:#d13438;
  --error-soft:#fdeaea;
  --info-soft:#eef1f7;
  --radius:14px;
  --radius-sm:10px;
  --shadow:0 1px 2px rgba(16,19,28,.04),0 8px 30px rgba(16,19,28,.06);
  --shadow-lg:0 10px 40px rgba(16,19,28,.12);
  --maxw:1120px;
  --font:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
}
[data-theme="dark"]{
  --bg:#0c0f17;
  --surface:#141925;
  --surface-2:#1b2230;
  --border:#27304258;
  --text:#eef1f8;
  --muted:#9aa6bd;
  --accent:#5b8bff;
  --accent-2:#7ba2ff;
  --accent-soft:#16203a;
  --success-soft:#10271c;
  --error-soft:#2a1416;
  --info-soft:#161b27;
  --shadow:0 1px 2px rgba(0,0,0,.4),0 8px 30px rgba(0,0,0,.5);
  --shadow-lg:0 10px 40px rgba(0,0,0,.6);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;font-family:var(--font);background:var(--bg);color:var(--text);
  line-height:1.6;-webkit-font-smoothing:antialiased;
}
a{color:var(--accent);text-decoration:none}
a:hover{color:var(--accent-2)}
.container{max-width:var(--maxw);margin:0 auto;padding:0 24px}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:50;
  background:color-mix(in srgb,var(--surface) 86%,transparent);
  backdrop-filter:saturate(180%) blur(12px);
  border-bottom:1px solid var(--border);
}
.nav{display:flex;align-items:center;gap:24px;height:66px}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:1.15rem;letter-spacing:-.02em;color:var(--text)}
.brand .logo{
  width:34px;height:34px;border-radius:9px;
  background:linear-gradient(135deg,var(--accent),#8e5bff);
  display:grid;place-items:center;color:#fff;
}
.nav-links{display:flex;gap:22px;margin-left:8px}
.nav-links a{color:var(--muted);font-weight:500;font-size:.95rem}
.nav-links a:hover{color:var(--text)}
.nav-right{margin-left:auto;display:flex;align-items:center;gap:12px}
.theme-toggle{
  background:var(--surface-2);border:1px solid var(--border);color:var(--text);
  width:38px;height:38px;border-radius:10px;cursor:pointer;font-size:1.05rem;
  display:grid;place-items:center;
}
.nav-toggle{display:none;background:none;border:0;color:var(--text);font-size:1.5rem;cursor:pointer}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 20px;border-radius:11px;font-weight:600;font-size:.95rem;
  border:1px solid transparent;cursor:pointer;transition:.15s;white-space:nowrap;
}
.btn-primary{background:var(--accent);color:#fff}
.btn-primary:hover{background:var(--accent-2);color:#fff}
.btn-ghost{background:transparent;border-color:var(--border);color:var(--text)}
.btn-ghost:hover{background:var(--surface-2)}
.btn-sm{padding:7px 13px;font-size:.85rem;border-radius:9px}
.btn-danger{background:var(--error);color:#fff}
.btn-danger:hover{filter:brightness(.92)}
.btn-block{width:100%}
.btn[disabled]{opacity:.5;cursor:not-allowed}

/* ---------- Hero ---------- */
.hero{padding:90px 0 70px;text-align:center;position:relative;overflow:hidden}
.hero::before{
  content:"";position:absolute;inset:0;z-index:-1;
  background:
    radial-gradient(600px 300px at 50% -10%,var(--accent-soft),transparent 70%);
}
.eyebrow{
  display:inline-flex;gap:8px;align-items:center;font-size:.8rem;font-weight:600;
  color:var(--accent);background:var(--accent-soft);padding:6px 14px;border-radius:999px;
  letter-spacing:.02em;margin-bottom:22px;
}
.hero h1{
  font-size:clamp(2.1rem,5vw,3.4rem);line-height:1.08;letter-spacing:-.03em;
  margin:0 auto 20px;max-width:760px;font-weight:800;
}
.hero p.lead{font-size:1.18rem;color:var(--muted);max-width:600px;margin:0 auto 32px}
.hero-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.pill-row{display:flex;gap:10px;justify-content:center;flex-wrap:wrap;margin-top:34px}
.pill{font-size:.85rem;color:var(--muted);background:var(--surface);border:1px solid var(--border);padding:7px 15px;border-radius:999px}

/* ---------- Sections ---------- */
.section{padding:70px 0}
.section-label{text-align:center;color:var(--accent);font-weight:700;font-size:.82rem;letter-spacing:.08em;text-transform:uppercase;margin-bottom:12px}
.section h2{text-align:center;font-size:clamp(1.7rem,3.5vw,2.4rem);letter-spacing:-.02em;margin:0 auto 14px;max-width:640px;font-weight:800}
.section .sub{text-align:center;color:var(--muted);max-width:560px;margin:0 auto 46px;font-size:1.05rem}

.grid{display:grid;gap:22px}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}

.card{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);
  padding:26px;box-shadow:var(--shadow);
}
.card h3{margin:0 0 8px;font-size:1.12rem;letter-spacing:-.01em}
.card p{margin:0;color:var(--muted);font-size:.96rem}
.feature-ico{
  width:46px;height:46px;border-radius:12px;background:var(--accent-soft);color:var(--accent);
  display:grid;place-items:center;margin-bottom:16px;font-size:1.3rem;
}

/* service chips */
.service-row{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-top:8px}
.service-chip{
  display:flex;align-items:center;gap:10px;background:var(--surface);border:1px solid var(--border);
  border-radius:12px;padding:12px 18px;font-weight:600;box-shadow:var(--shadow);
}
.service-chip .dot{width:11px;height:11px;border-radius:50%}
.dot-spotify{background:#1db954}.dot-tidal{background:#000;border:1px solid #fff3}
.dot-apple{background:#fa2d48}.dot-youtube{background:#ff0000}

/* steps */
.steps{counter-reset:step}
.step{display:flex;gap:18px;align-items:flex-start}
.step .num{
  counter-increment:step;flex:0 0 auto;width:40px;height:40px;border-radius:11px;
  background:var(--accent);color:#fff;display:grid;place-items:center;font-weight:800;
}
.step .num::before{content:counter(step)}

/* ---------- Auth / forms ---------- */
.auth-wrap{min-height:calc(100vh - 66px);display:grid;place-items:center;padding:40px 20px}
.auth-card{width:100%;max-width:440px;background:var(--surface);border:1px solid var(--border);
  border-radius:18px;padding:38px;box-shadow:var(--shadow-lg)}
.auth-card h1{font-size:1.5rem;margin:0 0 6px;letter-spacing:-.02em}
.auth-card .muted{color:var(--muted);margin:0 0 26px;font-size:.95rem}
.field{margin-bottom:16px}
.field label{display:block;font-size:.88rem;font-weight:600;margin-bottom:6px}
.input{
  width:100%;padding:12px 14px;border-radius:11px;border:1px solid var(--border);
  background:var(--surface-2);color:var(--text);font-size:.97rem;font-family:inherit;
}
.input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}
select.input{appearance:none}
.form-foot{margin-top:8px;font-size:.9rem;color:var(--muted);text-align:center}
.hint{font-size:.82rem;color:var(--muted);margin-top:6px}

/* ---------- Alerts ---------- */
.alert{padding:13px 16px;border-radius:11px;margin-bottom:16px;font-size:.93rem;border:1px solid transparent}
.alert-success{background:var(--success-soft);color:var(--success);border-color:#0f9d5833}
.alert-error{background:var(--error-soft);color:var(--error);border-color:#d1343833}
.alert-info{background:var(--info-soft);color:var(--text);border-color:var(--border)}

/* ---------- App layout (dashboard/admin) ---------- */
.app-shell{max-width:var(--maxw);margin:0 auto;padding:34px 24px}
.page-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:28px;flex-wrap:wrap;gap:14px}
.page-head h1{font-size:1.6rem;margin:0;letter-spacing:-.02em}
.page-head p{margin:4px 0 0;color:var(--muted)}

.connect-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.connect-card{display:flex;flex-direction:column;gap:4px;background:var(--surface);border:1px solid var(--border);
  border-radius:var(--radius);padding:18px 20px;box-shadow:var(--shadow)}
.connect-top{display:flex;align-items:center;gap:12px;margin-bottom:6px}
.svc-dot{width:34px;height:34px;border-radius:9px;display:grid;place-items:center;color:#fff;font-weight:800;
  font-size:.9rem;flex:0 0 auto}
.svc-spotify{background:#1db954}.svc-tidal{background:#0b0c0e}.svc-apple{background:#fa2d48}.svc-youtube{background:#ff0000}
.connect-name{font-weight:700;font-size:1.04rem;flex:1;min-width:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.connect-top .badge{flex:0 0 auto;white-space:nowrap}
.badge{font-size:.72rem;font-weight:700;padding:4px 10px;border-radius:999px;white-space:nowrap;display:inline-block}
.badge-on{background:var(--success-soft);color:var(--success)}
.badge-off{background:var(--info-soft);color:var(--muted)}
.badge-pending{background:#fff4e0;color:#b25e00}
.badge-blocked{background:var(--error-soft);color:var(--error)}

/* Playlist-Auswahl beim Sync */
.pl-list{border:1px solid var(--border);border-radius:12px;max-height:320px;overflow:auto;margin-top:12px}
.pl-row{display:flex;align-items:center;gap:12px;padding:11px 14px;border-bottom:1px solid var(--border)}
.pl-row:last-child{border-bottom:0}
.pl-row label{flex:1;min-width:0;cursor:pointer}
.pl-row input[type=checkbox]{width:18px;height:18px;accent-color:var(--accent);flex:0 0 auto}
.pl-head{display:flex;align-items:center;gap:12px;padding:11px 14px;background:var(--surface-2);font-weight:600;font-size:.85rem;border-bottom:1px solid var(--border)}
.sync-modes{display:flex;gap:18px;flex-wrap:wrap;margin:14px 0 4px}
.sync-modes label{display:flex;align-items:center;gap:8px;cursor:pointer;font-size:.95rem}
.sync-modes input[type=radio]{accent-color:var(--accent)}

/* table */
.table-wrap{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}
table{width:100%;border-collapse:collapse}
th,td{text-align:left;padding:13px 16px;font-size:.92rem;border-bottom:1px solid var(--border)}
th{background:var(--surface-2);font-size:.78rem;text-transform:uppercase;letter-spacing:.05em;color:var(--muted)}
tr:last-child td{border-bottom:0}
.row-actions{display:flex;gap:7px;flex-wrap:wrap}

.tabs{display:flex;gap:6px;margin-bottom:24px;border-bottom:1px solid var(--border)}
.tabs a{padding:10px 16px;color:var(--muted);font-weight:600;border-bottom:2px solid transparent;margin-bottom:-1px}
.tabs a.active{color:var(--accent);border-color:var(--accent)}

.transcript{background:#0c0f17;color:#c8d3e8;font-family:ui-monospace,Menlo,monospace;font-size:.82rem;
  padding:16px;border-radius:11px;white-space:pre-wrap;max-height:280px;overflow:auto;margin-top:14px}

/* ---------- Footer ---------- */
.site-footer{border-top:1px solid var(--border);background:var(--surface);margin-top:60px}
.footer-inner{display:flex;justify-content:space-between;gap:30px;flex-wrap:wrap;padding:42px 0}
.footer-inner .muted{color:var(--muted);font-size:.9rem;max-width:320px}
.footer-cols{display:flex;gap:60px;flex-wrap:wrap}
.footer-cols h4{font-size:.78rem;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);margin:0 0 12px}
.footer-cols a{display:block;color:var(--text);font-size:.92rem;margin-bottom:8px;opacity:.85}
.copyright{border-top:1px solid var(--border);padding:18px 0;text-align:center;color:var(--muted);font-size:.85rem}

/* ---------- Responsive ---------- */
@media(max-width:860px){
  .grid-3,.grid-4{grid-template-columns:1fr}
  .grid-2,.connect-grid{grid-template-columns:1fr}
  .nav-links{display:none}
  .nav-toggle{display:block}
  .nav-links.open{display:flex;position:absolute;top:66px;left:0;right:0;background:var(--surface);
    flex-direction:column;padding:18px 24px;border-bottom:1px solid var(--border);gap:14px}
}

/* ---------- Ergänzungen: Installer / Auth / Admin ---------- */
.container.narrow{max-width:680px}
.auth-alt{margin-top:18px;text-align:center;color:var(--muted);font-size:.92rem}
.auth-alt a{font-weight:600}

.inline-form{display:flex;gap:10px;align-items:flex-end;flex-wrap:wrap}
.inline-form .input{margin:0}

.connect-user{font-size:.9rem;margin:8px 0 14px}

.stat-row{display:flex;gap:30px;flex-wrap:wrap;margin:18px 0 6px}
.stat{display:flex;flex-direction:column}
.stat-num{font-size:1.9rem;font-weight:800;letter-spacing:-.02em;color:var(--text)}
.stat-lbl{font-size:.82rem;color:var(--muted);text-transform:uppercase;letter-spacing:.05em}

.stat-card{display:flex;flex-direction:column;gap:4px}
.stat-card .stat-num{font-size:2rem}

a.admin-link{display:block;color:var(--text)}
a.admin-link:hover{border-color:var(--accent)}
a.admin-link h3{margin:0 0 8px}

.actions{display:flex;gap:7px;flex-wrap:wrap}
.btn-row{display:flex;gap:10px;flex-wrap:wrap;margin-top:8px}

details.card summary{cursor:pointer;font-weight:600;color:var(--text)}

h2{font-size:1.5rem;letter-spacing:-.02em;margin:0 0 6px}
h3{font-size:1.1rem;letter-spacing:-.01em}