:root{
  --primary: #ffffff; /* dyp blå */
  --bg: #f6f7fb;
  --card: #ffffff;
  --text: #0f172a; /* nesten-svart */
  --muted: #6b7280; /* grå */
  --ring: rgba(11, 92, 255, 0.15);
  --ok: #10b981; /* grønn */
  --warn: #f59e0b; /* oransje */
  --danger: #ef4444; /* rød */
}
@media (prefers-color-scheme: dark){
  :root{
    --bg: #0b1220;
    --card: #111827;
    --text: #e5e7eb;
    --muted: #9ca3af;
    --ring: rgba(11,92,255,.25);
  }
  body{ color-scheme: dark; }
}

*{ box-sizing: border-box; }
html,body{ height:100%; }
body{
  margin:0; font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, "Helvetica Neue", Arial, "Apple Color Emoji", "Segoe UI Emoji";
  background: radial-gradient(1200px 600px at 10% -10%, rgba(11,92,255,.10), transparent),
              radial-gradient(1000px 500px at 110% 10%, rgba(16,185,129,.08), transparent),
              var(--bg);
  color: var(--text);
  display:grid; place-items:center; padding: 24px;
}

.card{
  width: 100%; max-width: 420px;
  background: var(--card);
  border-radius: 20px;
  box-shadow: 0 10px 30px rgba(15,23,42,.15), 0 1px 0 rgba(255,255,255,.4) inset;
  overflow: hidden;
  position: relative;
  border: 1px solid rgba(2,6,23,.08);
}
.card::before{
  content:""; position:absolute; inset:0; pointer-events:none;
  background: linear-gradient(180deg, rgba(255,255,255,.12), transparent 40%);
}

header{ padding: 28px 28px 12px; text-align:center; }
.title{ font-size: 22px; font-weight: 700; letter-spacing: .2px; }
.subtitle{ margin-top:6px; color: var(--muted); font-size: 14px; }

form{ padding: 16px 28px 28px; display:grid; gap:14px; }

.field{ display:grid; gap:6px; }
.label{ font-size: 13px; font-weight: 600; color: var(--text); }

.control{ position:relative; }
input[type="email"], input[type="password"]{
  width: 100%;
  padding: 12px 44px 12px 12px;
  border-radius: 12px;
  border: 1px solid rgba(2,6,23,.12);
  background: transparent;
  color: var(--text);
  outline: none;
  transition: box-shadow .2s, border-color .2s, background-color .2s;
}
input::placeholder{ color: color-mix(in srgb, var(--muted) 70%, transparent); }
.control:focus-within input{ border-color: var(--primary); box-shadow: 0 0 0 6px var(--ring); }

.icon-btn{
  position:absolute; right:6px; top:50%; transform: translateY(-50%);
  display:grid; place-items:center; width: 34px; height: 34px; border-radius: 10px;
  border: 1px solid rgba(2,6,23,.08); background: transparent; cursor: pointer;
}
.icon-btn:hover{ background: rgba(2,6,23,.05); }

.row{ display:flex; align-items:center; justify-content:space-between; gap:12px; margin-top:2px; }
.checkbox{ display:flex; align-items:center; gap:10px; font-size: 13px; color: var(--muted); }
.checkbox input{ width: 16px; height:16px; accent-color: var(--primary); }

.link{ font-size: 13px; text-decoration: none; color: var(--primary); font-weight: 600; }

.submit{
  margin-top: 6px; width:100%; padding: 12px 16px; border-radius: 12px; border: none;
  background: var(--primary); color: white; font-weight: 700; letter-spacing:.2px;
  cursor: pointer; box-shadow: 0 8px 20px rgba(11,92,255,.35);
  transition: transform .08s ease, filter .2s ease, box-shadow .2s ease, opacity .2s;
}
.submit[disabled]{ opacity:.6; cursor:not-allowed; box-shadow:none; }
.submit:active{ transform: translateY(1px); }

.ghost{
  width:100%; padding: 12px 16px; border-radius: 12px; border: 1px solid rgba(2,6,23,.12);
  background: transparent; color: var(--text); font-weight: 700; letter-spacing:.2px; cursor: pointer;
}
.ghost:hover{ background: rgba(2,6,23,.04); }

.divider{ position:relative; text-align:center; margin: 6px 0 2px; }
.divider span{ font-size: 12px; color: var(--muted); background: var(--card); padding: 0 10px; position: relative; z-index:1; }
.divider::before{ content:""; position:absolute; left:14px; right:14px; top:50%; height:1px; background: rgba(2,6,23,.12); z-index:0; }

.status{ display:none; border-radius: 12px; padding: 10px 12px; font-size: 14px; line-height:1.25; }
.status.show{ display:block; }
.status.ok{ background: color-mix(in srgb, var(--ok) 12%, transparent); border:1px solid color-mix(in srgb, var(--ok) 35%, transparent); color: var(--ok); }
.status.err{ background: color-mix(in srgb, var(--danger) 12%, transparent); border:1px solid color-mix(in srgb, var(--danger) 35%, transparent); color: var(--danger); }

.spinner{ display:inline-block; width: 16px; height:16px; border: 2px solid rgba(255,255,255,.5); border-top-color: white; border-radius: 50%; animation: spin .8s linear infinite; vertical-align:-3px; margin-right:8px; }
@keyframes spin{ to{ transform: rotate(360deg); } }

.strength{ height: 6px; background: rgba(2,6,23,.08); border-radius: 999px; overflow: hidden; }
.bar{ height:100%; width: 0%; background: var(--danger); transition: width .25s ease, background-color .2s; }

footer{ padding: 18px; text-align:center; color: var(--muted); font-size: 12px; }