:root {
  --base: #0a1526;
  --surface: #0e1b30;
  --line: #1e2d47;
  --ink: #eef3fb;
  --muted: #93a6c4;
  --cyan: #38bdf8;
  --green: #4fae6a;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  min-height: 100vh;
  background: var(--base);
  color: var(--ink);
  font-family: "DM Sans", system-ui, sans-serif;
  background-image:
    radial-gradient(50% 40% at 82% 0%, rgba(56, 189, 248, 0.1), transparent 60%),
    radial-gradient(45% 35% at 8% 2%, rgba(79, 174, 106, 0.07), transparent 60%);
}
h1, h2 { font-family: "Syne", sans-serif; font-weight: 800; letter-spacing: -0.01em; }
a { color: inherit; text-decoration: none; }

/* ---------- auth ---------- */
.auth { min-height: 100vh; display: flex; flex-direction: column; align-items: center; justify-content: center; padding: 24px; }
.card {
  width: 100%; max-width: 400px;
  background: linear-gradient(165deg, rgba(255,255,255,0.045), rgba(255,255,255,0.012));
  border: 1px solid var(--line); border-radius: 18px; padding: 36px 32px;
  box-shadow: 0 30px 60px -30px rgba(0,0,0,0.7);
}
.card .logo { width: 56px; height: 56px; object-fit: contain; background: #fff; border-radius: 12px; padding: 6px; display: block; margin-bottom: 18px; }
.card h1 { font-size: 1.5rem; margin: 0 0 4px; }
.sub { color: var(--muted); margin: 0 0 20px; }
.err { background: rgba(244,63,94,0.12); border: 1px solid rgba(244,63,94,0.4); color: #fda4af; padding: 10px 12px; border-radius: 10px; font-size: 0.9rem; margin-bottom: 16px; }
.ok { background: rgba(79,174,106,0.14); border: 1px solid rgba(79,174,106,0.45); color: #86efac; padding: 10px 14px; border-radius: 10px; margin: 0 0 22px; }
form label { display: block; font-size: 0.85rem; color: var(--muted); margin-bottom: 14px; }
input {
  display: block; width: 100%; margin-top: 6px;
  background: #0a1424; border: 1px solid var(--line); border-radius: 10px;
  padding: 12px 14px; color: var(--ink); font-size: 1rem; font-family: inherit; outline: none; transition: 0.15s;
}
input:focus { border-color: var(--cyan); box-shadow: 0 0 0 3px rgba(56,189,248,0.15); }
button {
  border: 0; border-radius: 10px; padding: 13px 18px; font-weight: 700; font-size: 1rem; cursor: pointer;
  color: #04121f; background: linear-gradient(100deg, var(--cyan), #5ed0c4); font-family: inherit; transition: 0.2s;
}
button:hover { filter: brightness(1.06); }
button.danger { background: transparent; color: #fda4af; border: 1px solid rgba(244,63,94,0.4); }
button.danger:hover { background: rgba(244,63,94,0.1); }
.card button { width: 100%; margin-top: 6px; }
.foot { color: var(--muted); font-size: 0.8rem; margin-top: 22px; }

/* ---------- top bar ---------- */
.top { display: flex; align-items: center; justify-content: space-between; padding: 16px 28px; border-bottom: 1px solid var(--line); position: sticky; top: 0; background: rgba(10,21,38,0.78); backdrop-filter: blur(12px); z-index: 5; }
.brand { display: flex; align-items: center; gap: 12px; font-family: "Syne", sans-serif; font-weight: 700; }
.brand img { width: 38px; height: 38px; object-fit: contain; background: #fff; border-radius: 9px; padding: 4px; }
.user { display: flex; align-items: center; gap: 16px; color: var(--muted); font-size: 0.9rem; }
.uname { color: var(--ink); font-weight: 600; }
.navlink { color: var(--cyan); font-weight: 600; }
.logout { border: 1px solid var(--line); padding: 8px 14px; border-radius: 9px; color: var(--ink); font-weight: 600; transition: 0.2s; }
.logout:hover { border-color: var(--cyan); color: var(--cyan); }

/* ---------- content ---------- */
.wrap { max-width: 1000px; margin: 0 auto; padding: 56px 28px 80px; }
.eyebrow { color: var(--cyan); font-weight: 700; font-size: 0.75rem; letter-spacing: 0.2em; text-transform: uppercase; }
.wrap h1 { font-size: 2.3rem; margin: 12px 0 6px; }

/* dashboard tools */
.tools { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 18px; margin-top: 32px; }
.tool { position: relative; background: linear-gradient(165deg, rgba(255,255,255,0.045), rgba(255,255,255,0.012)); border: 1px solid var(--line); border-radius: 16px; padding: 24px; overflow: hidden; transition: 0.3s; }
.tool::before { content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 3px; background: linear-gradient(180deg, var(--cyan), var(--green)); opacity: 0.7; }
.tool:hover { transform: translateY(-4px); border-color: rgba(56,189,248,0.45); box-shadow: 0 20px 40px -20px rgba(0,0,0,0.7); }
.tool-name { font-family: "Syne", sans-serif; font-weight: 700; font-size: 1.25rem; }
.tool-desc { color: var(--muted); font-size: 0.9rem; margin-top: 8px; line-height: 1.5; }
.tool-cta { color: var(--cyan); font-weight: 700; margin-top: 16px; font-size: 0.9rem; }

/* ---------- tool shell (Kopfzeile + iframe) ---------- */
.toolbar { height: 52px; display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 0 16px; border-bottom: 1px solid var(--line); background: #0a1526; }
.toolbar .home { display: inline-flex; align-items: center; gap: 8px; color: #04121f; background: linear-gradient(100deg, var(--cyan), #5ed0c4); font-weight: 700; padding: 8px 15px; border-radius: 9px; font-size: 0.9rem; }
.toolbar .home:hover { filter: brightness(1.06); }
.toolbar .tname { font-family: "Syne", sans-serif; font-weight: 700; color: var(--ink); }
.toolbar .lo { color: var(--muted); font-weight: 600; font-size: 0.9rem; }
.toolbar .lo:hover { color: var(--ink); }
.toolframe { display: block; border: 0; width: 100%; height: calc(100vh - 52px); background: #fff; }

/* ---------- admin ---------- */
.panel { background: linear-gradient(165deg, rgba(255,255,255,0.03), rgba(255,255,255,0.008)); border: 1px solid var(--line); border-radius: 16px; padding: 26px; margin-top: 26px; }
.panel h2 { font-size: 1.25rem; margin: 0 0 18px; }
.newuser { display: flex; flex-direction: column; gap: 12px; max-width: 520px; }
.tool-picker, .urow-tools { display: flex; flex-wrap: wrap; gap: 14px; }
.chk { display: inline-flex; align-items: center; gap: 8px; color: var(--ink); font-size: 0.9rem; margin: 0; }
.chk input { width: auto; margin: 0; }
.newuser button { align-self: flex-start; }

.userlist { display: flex; flex-direction: column; gap: 14px; }
.urow { border: 1px solid var(--line); border-radius: 12px; padding: 18px; background: rgba(10,20,36,0.5); display: grid; gap: 14px; }
.urow-head { display: flex; justify-content: space-between; gap: 16px; }
.uemail { font-weight: 600; margin-bottom: 8px; }
.badge { display: inline-block; font-size: 0.7rem; padding: 2px 8px; border-radius: 100px; background: rgba(56,189,248,0.15); color: var(--cyan); border: 1px solid rgba(56,189,248,0.3); vertical-align: middle; margin-left: 6px; }
.badge.off { background: rgba(148,163,184,0.12); color: var(--muted); border-color: var(--line); }
.mini { width: auto; min-width: 220px; margin-top: 0; padding: 8px 12px; font-size: 0.9rem; display: inline-block; }
.urow-flags { display: flex; flex-wrap: wrap; align-items: center; gap: 18px; }
.urow-actions { display: flex; align-items: center; gap: 14px; }
.urow-actions button { padding: 9px 16px; font-size: 0.9rem; }
.hint { color: var(--muted); font-size: 0.85rem; }

@media (max-width: 640px) {
  .wrap { padding: 40px 18px 60px; }
  .mini { min-width: 0; width: 100%; }
}