/* SEAI auth — premium form experience */
:root {
  --font: "Inter", -apple-system, BlinkMacSystemFont, "SF Pro Text", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --mono: ui-monospace, "SF Mono", SFMono-Regular, Menlo, Consolas, monospace;
  --bg: #0a0a0b;
  --bg-soft: #101013;
  --ink: #f4f4f5;
  --sub: #a1a1aa;
  --faint: #63636b;
  --line: rgba(255, 255, 255, 0.09);
  --line-soft: rgba(255, 255, 255, 0.055);
  --fill: rgba(255, 255, 255, 0.032);
  --fill-hover: rgba(255, 255, 255, 0.06);
  --btn-bg: #f4f4f5;
  --btn-ink: #0a0a0b;
  --ring: rgba(255, 255, 255, 0.22);
  --good: #7fb685;
  --warn: #d2a24a;
  --bad: #e0605e;
  --r: 8px;
  --r-s: 6px;
  --t-fast: 140ms ease;
  --t-med: 220ms ease;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font-family: var(--font); font-size: 15px; line-height: 1.6;
  -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility;
  font-feature-settings: "cv11", "ss01";
  min-height: 100vh;
}
::selection { background: var(--ink); color: var(--bg); }

.auth-wrap {
  min-height: 100vh; display: flex; flex-direction: column;
  align-items: center; justify-content: center; padding: 40px 20px;
}
.auth-card { width: 100%; max-width: 420px; }

.brand { display: flex; align-items: center; gap: 11px; text-decoration: none; color: var(--ink); margin-bottom: 36px; }
.brand img { width: 26px; height: 26px; border-radius: 6px; display: block; }
.brand .n { font-size: 16px; font-weight: 600; letter-spacing: 0.04em; }

h1.title { font-size: 26px; font-weight: 600; letter-spacing: -0.02em; margin: 0 0 8px; line-height: 1.2; }
p.subtitle { color: var(--sub); font-size: 14px; margin: 0 0 28px; }

form { display: flex; flex-direction: column; gap: 16px; }
.field { display: flex; flex-direction: column; gap: 6px; }
label { font-size: 12.5px; font-weight: 500; color: var(--sub); letter-spacing: 0.02em; }
.input-wrap { position: relative; }
input {
  width: 100%; padding: 12px 14px; font: inherit; font-size: 14.5px;
  background: var(--fill); border: 1px solid var(--line);
  border-radius: var(--r-s); color: var(--ink); outline: none;
  transition: border-color var(--t-fast), background var(--t-fast);
}
input::placeholder { color: var(--faint); }
input:focus { border-color: var(--ring); background: var(--fill-hover); }
input.input-error { border-color: var(--bad); }
.toggle-vis {
  position: absolute; right: 10px; top: 50%; transform: translateY(-50%);
  background: none; border: none; color: var(--faint); cursor: pointer;
  padding: 4px 6px; font-size: 12px; font-weight: 500; border-radius: 4px;
  transition: color var(--t-fast);
}
.toggle-vis:hover { color: var(--sub); }

.err-msg { font-size: 12.5px; color: var(--bad); min-height: 18px; display: block; }

.strength { display: flex; gap: 4px; margin-top: 6px; align-items: center; }
.strength .bar { height: 3px; flex: 1; border-radius: 2px; background: var(--line); transition: background var(--t-med); }
.strength .bar.on { background: var(--bad); }
.strength .bar.on.mid { background: var(--warn); }
.strength .bar.on.strong { background: var(--good); }
.strength-label { font-size: 11.5px; color: var(--faint); margin-left: 6px; }
.requirements { list-style: none; padding: 0; margin: 6px 0 0; display: flex; flex-direction: column; gap: 3px; }
.requirements li { font-size: 12px; color: var(--faint); display: flex; align-items: center; gap: 6px; transition: color var(--t-fast); }
.requirements li.met { color: var(--sub); }
.requirements li .dot { width: 5px; height: 5px; border-radius: 50%; background: var(--faint); flex-shrink: 0; transition: background var(--t-fast); }
.requirements li.met .dot { background: var(--good); }

.btn {
  width: 100%; padding: 13px 16px; font: inherit; font-size: 14.5px;
  font-weight: 600; border: none; border-radius: var(--r-s); cursor: pointer;
  transition: opacity var(--t-fast), transform var(--t-fast);
  display: flex; align-items: center; justify-content: center; gap: 8px;
}
.btn-primary { background: var(--btn-bg); color: var(--btn-ink); }
.btn-primary:hover { opacity: 0.92; }
.btn-primary:active { transform: scale(0.995); }
.btn-primary:disabled { opacity: 0.5; cursor: not-allowed; transform: none; }
.btn-ghost { background: transparent; color: var(--sub); border: 1px solid var(--line); }
.btn-ghost:hover { border-color: var(--ring); color: var(--ink); }
.btn-link { background: none; border: none; color: var(--sub); cursor: pointer; font: inherit; font-size: 13.5px; padding: 4px; text-align: center; transition: color var(--t-fast); }
.btn-link:hover { color: var(--ink); }

.spinner { width: 16px; height: 16px; border: 2px solid transparent; border-top-color: currentColor; border-radius: 50%; animation: spin 0.6s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

.state-msg { padding: 14px 16px; border-radius: var(--r-s); font-size: 13.5px; display: flex; align-items: center; gap: 10px; margin-bottom: 4px; }
.state-msg.error { background: rgba(224, 96, 94, 0.08); border: 1px solid rgba(224, 96, 94, 0.2); color: var(--bad); }
.state-msg.success { background: rgba(127, 182, 133, 0.08); border: 1px solid rgba(127, 182, 133, 0.2); color: var(--good); }

.divider { display: flex; align-items: center; gap: 14px; margin: 22px 0; color: var(--faint); font-size: 12px; }
.divider::before, .divider::after { content: ''; flex: 1; height: 1px; background: var(--line-soft); }

.auth-foot { margin-top: 24px; display: flex; justify-content: center; gap: 6px; font-size: 13.5px; color: var(--sub); }
.auth-foot a { color: var(--ink); text-decoration: none; font-weight: 500; }
.auth-foot a:hover { text-decoration: underline; }

.success-screen { text-align: center; padding: 20px 0; }
.success-icon { width: 48px; height: 48px; border-radius: 50%; margin: 0 auto 20px; display: flex; align-items: center; justify-content: center; background: rgba(127, 182, 133, 0.1); border: 1px solid rgba(127, 182, 133, 0.25); }
.success-icon svg { width: 22px; height: 22px; stroke: var(--good); }
.success-screen h1.title { margin-bottom: 12px; }
.success-screen .btn { margin-top: 8px; }

@media (max-width: 480px) {
  .auth-wrap { padding: 28px 18px; }
  h1.title { font-size: 23px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
}