/* ── AccessiScan — Shared Design System ──────────────────── */

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

:root {
  --blue:        #2563eb;
  --blue-dark:   #1d4ed8;
  --blue-light:  #eff6ff;
  --green:       #16a34a;
  --green-light: #f0fdf4;
  --red:         #dc2626;
  --red-50:      #fef2f2;
  --red-200:     #fecaca;
  --red-700:     #b91c1c;
  --orange:      #ea580c;
  --orange-light:#fff7ed;
  --amber:       #d97706;
  --amber-light: #fffbeb;
  --slate-900:   #0f172a;
  --slate-800:   #1e293b;
  --slate-700:   #334155;
  --slate-600:   #475569;
  --slate-500:   #64748b;
  --slate-400:   #94a3b8;
  --slate-300:   #cbd5e1;
  --slate-200:   #e2e8f0;
  --slate-100:   #f1f5f9;
  --slate-50:    #f8fafc;
  --white:       #ffffff;
}

html, body {
  height: 100%;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  color: var(--slate-900);
}

/* ── Form inputs ── */
input[type="email"],
input[type="password"],
input[type="text"] {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1.5px solid var(--slate-200);
  border-radius: 8px;
  font-size: 0.95rem;
  color: var(--slate-900);
  background: var(--white);
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s;
  font-family: inherit;
}

input:focus {
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(37,99,235,0.1);
}

input.error-input {
  border-color: var(--red);
}
input.error-input:focus {
  box-shadow: 0 0 0 3px rgba(220,38,38,0.1);
}

.field-error {
  font-size: 0.78rem;
  color: var(--red);
  margin-top: 0.3rem;
  display: none;
}
.field-error.visible { display: block; }

/* ── Password toggle ── */
.pw-wrap input { padding-right: 2.8rem; }

.pw-toggle {
  position: absolute;
  right: 0.8rem;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  cursor: pointer;
  color: var(--slate-400);
  padding: 0.2rem;
  display: flex;
  align-items: center;
}
.pw-toggle:hover { color: var(--slate-700); }
.pw-toggle svg { width: 18px; height: 18px; }

/* ── Error box ── */
.error-box {
  background: var(--red-50);
  border: 1px solid var(--red-200);
  border-radius: 8px;
  color: var(--red-700);
  padding: 0.75rem 1rem;
  font-size: 0.875rem;
  font-weight: 500;
  margin-bottom: 1.25rem;
  display: none;
  align-items: center;
  gap: 0.5rem;
}
.error-box.visible { display: flex; }

/* ── Primary button ── */
.btn-primary {
  width: 100%;
  padding: 0.8rem 1.5rem;
  background: var(--blue);
  color: var(--white);
  border: none;
  border-radius: 8px;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s, transform 0.1s;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: inherit;
}
.btn-primary:hover:not(:disabled) { background: var(--blue-dark); }
.btn-primary:active:not(:disabled) { transform: scale(0.99); }
.btn-primary:disabled { opacity: 0.7; cursor: not-allowed; }

/* ── Spinner ── */
.spinner {
  width: 16px; height: 16px;
  border: 2px solid rgba(255,255,255,0.35);
  border-top-color: white;
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ── Divider ── */
.divider {
  border: none;
  border-top: 1px solid var(--slate-200);
  margin: 1.5rem 0;
}

/* ── Card footer link ── */
.card-footer {
  text-align: center;
  font-size: 0.875rem;
  color: var(--slate-500);
}
.card-footer a {
  color: var(--blue);
  text-decoration: none;
  font-weight: 500;
}
.card-footer a:hover { text-decoration: underline; }

/* ── Skip link ── */
.skip-link {
  position: absolute;
  left: -9999px;
  top: auto;
  width: 1px;
  height: 1px;
  overflow: hidden;
  z-index: 9999;
}
.skip-link:focus {
  position: fixed;
  top: 10px;
  left: 10px;
  width: auto;
  height: auto;
  padding: 0.75rem 1.5rem;
  background: #4f46e5;
  color: #fff;
  font-size: 1rem;
  font-weight: 600;
  border-radius: 6px;
  text-decoration: none;
  box-shadow: 0 2px 8px rgba(0,0,0,0.2);
}