*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg-primary: #0c0c0f;
  --bg-secondary: #141419;
  --bg-card: #1a1a22;
  --bg-card-hover: #22222d;
  --text-primary: #f0eeeb;
  --text-secondary: #8a8a95;
  --text-muted: #5a5a65;
  --accent: #22c55e;
  --accent-glow: rgba(34, 197, 94, 0.15);
  --danger: #ef4444;
  --border: #2a2a35;
  --border-subtle: #1f1f28;
  --radius: 12px;
  --radius-sm: 8px;
}

body {
  font-family: 'Satoshi', -apple-system, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.auth-container {
  width: 100%;
  max-width: 440px;
  padding: 24px;
}

.auth-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 40px 36px;
}

.logo {
  font-family: 'Cabinet Grotesk', sans-serif;
  font-weight: 800;
  font-size: 1.4rem;
  color: var(--text-primary);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 32px;
}

.logo-icon {
  width: 30px;
  height: 30px;
  background: var(--accent);
  border-radius: 7px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  color: #000;
  font-weight: 800;
}

h1 {
  font-family: 'Cabinet Grotesk', sans-serif;
  font-size: 1.6rem;
  font-weight: 800;
  margin-bottom: 6px;
}

.subtitle {
  color: var(--text-secondary);
  font-size: 0.95rem;
  margin-bottom: 28px;
}

.error-msg {
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid rgba(239, 68, 68, 0.3);
  color: #fca5a5;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  margin-bottom: 20px;
}

.field {
  margin-bottom: 20px;
}

.field label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 6px;
}

.field .optional {
  font-weight: 400;
  color: var(--text-muted);
}

.field input {
  width: 100%;
  padding: 12px 14px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: 'Satoshi', sans-serif;
  font-size: 0.95rem;
  outline: none;
  transition: border-color 0.2s;
}

.field input::placeholder {
  color: var(--text-muted);
}

.field input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

.password-reqs {
  margin-top: 10px;
}

.req {
  font-size: 0.8rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 6px;
}

.req-icon {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  border: 1.5px solid var(--border);
  display: inline-block;
  position: relative;
  flex-shrink: 0;
  transition: all 0.2s;
}

.req.met .req-icon {
  background: var(--accent);
  border-color: var(--accent);
}

.req.met .req-icon::after {
  content: '';
  position: absolute;
  left: 4px;
  top: 2px;
  width: 5px;
  height: 8px;
  border: solid #000;
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}

.req.met {
  color: var(--accent);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 24px;
  border-radius: var(--radius-sm);
  font-family: 'Satoshi', sans-serif;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  border: none;
  transition: all 0.2s;
}

.btn-primary {
  background: var(--accent);
  color: #000;
}

.btn-primary:hover {
  background: #16a34a;
}

.btn-primary:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.btn-full {
  width: 100%;
  margin-top: 4px;
}

.auth-switch {
  text-align: center;
  margin-top: 24px;
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.auth-switch a {
  color: var(--accent);
  text-decoration: none;
  font-weight: 600;
}

.auth-switch a:hover {
  text-decoration: underline;
}