/* ═══════════════════════════════════════════════════════════════════
   AUTH PAGES — Shared styles for login, register, forgot/reset password,
   email verification. Requires design-system.css loaded first.
   ═══════════════════════════════════════════════════════════════════ */

/* ── Page layout ── */
body {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  position: relative;
  overflow: hidden;
  background: var(--c-bg);
}

/* Radial glow background (matches homepage hero::after) */
body::after {
  content: '';
  position: fixed;
  top: 40%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 800px;
  height: 500px;
  background: radial-gradient(ellipse, rgba(0,190,140,0.05) 0%, rgba(124,108,240,0.02) 40%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}

/* ── Card container ── */
.login-card {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 420px;
  margin: 2rem 1.5rem;
  background: var(--c-bg);
  border: 1px solid var(--c-border);
  border-radius: var(--r-xl);
  box-shadow: var(--sh-lg);
  padding: 40px 36px;
}

/* ── Logo ── */
.login-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--c-text);
  margin-bottom: 32px;
}

.login-logo img {
  width: 26px;
  height: 26px;
}

/* ── Header ── */
.login-header {
  text-align: center;
  margin-bottom: 28px;
}

.login-header h1 {
  font-family: var(--f-display);
  font-size: 1.8rem;
  font-weight: 500;
  letter-spacing: var(--ls-snug);
  margin-bottom: 6px;
}

.login-header p {
  color: var(--c-text-secondary);
  font-size: 0.88rem;
  font-weight: 300;
}

/* ── Form elements ── */
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.form-group {
  margin-bottom: 18px;
}

.form-group label {
  display: block;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--c-text);
  margin-bottom: 6px;
}

.form-group input {
  width: 100%;
  min-height: 44px; /* mobile tap-target floor */
  padding: 10px 14px;
  font-family: var(--f-body);
  font-size: 0.88rem;
  color: var(--c-text);
  background: var(--c-bg);
  border: 1.5px solid var(--c-border-med);
  border-radius: 9px;
  outline: none;
  transition: border-color var(--dur), box-shadow var(--dur);
}

.form-group input::placeholder {
  color: var(--c-text-muted);
}

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

.form-group small {
  display: block;
  margin-top: 4px;
  font-size: 0.75rem;
  color: var(--c-text-muted);
}

/* ── Form options row (remember me + forgot password) ── */
.form-options {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
}

/* ── Checkbox ── */
.checkbox-label {
  display: flex;
  align-items: center;          /* center so 44px row has the box vertically aligned */
  min-height: 44px;             /* mobile tap-target floor — clickable label, not just the box */
  gap: 8px;
  font-size: 0.8rem;
  color: var(--c-text-secondary);
  cursor: pointer;
  line-height: 1.4;
}

.checkbox-label input[type="checkbox"] {
  width: 15px;
  height: 15px;
  margin-top: 1px;
  accent-color: var(--c-accent);
  cursor: pointer;
  flex-shrink: 0;
}

/* ── Links ── */
.link {
  display: inline-flex;
  align-items: center;
  min-height: 44px;             /* mobile tap-target floor */
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--c-accent-deep);
  transition: color var(--dur);
}

.link:hover {
  color: var(--c-accent);
}

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--f-body);
  font-weight: 600;
  font-size: 0.88rem;
  border-radius: 9px;
  border: none;
  cursor: pointer;
  transition: all var(--dur) var(--ease);
  white-space: nowrap;
}

.btn-accent {
  width: 100%;
  min-height: 44px;             /* mobile tap-target floor */
  padding: 12px;
  background: var(--c-accent);
  color: #fff;
  box-shadow: 0 1px 3px rgba(0,190,140,0.2);
}

.btn-accent:hover {
  background: var(--c-accent-deep);
  transform: translateY(-1px);
  box-shadow: var(--sh-glow);
}

.btn-accent:disabled {
  opacity: 0.65;
  cursor: not-allowed;
  transform: none;
}

/* ── Messages ── */
.error-message {
  margin-top: 16px;
  padding: 10px 14px;
  font-size: 0.82rem;
  color: var(--c-error);
  background: rgba(239,68,68,0.06);
  border: 1px solid rgba(239,68,68,0.15);
  border-radius: 9px;
}

.success-message {
  margin-top: 16px;
  padding: 10px 14px;
  font-size: 0.82rem;
  color: var(--c-accent-deep);
  background: var(--c-accent-glow);
  border: 1px solid rgba(0,190,140,0.3);
  border-radius: 9px;
}

/* ── Footer ── */
.login-footer {
  text-align: center;
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid var(--c-border);
  font-size: 0.84rem;
  color: var(--c-text-secondary);
}

.login-footer a {
  font-weight: 600;
  color: var(--c-accent-deep);
  transition: color var(--dur);
}

.login-footer a:hover {
  color: var(--c-accent);
}

/* ── Password strength indicator ── */
.strength-bars {
  display: flex;
  gap: 0.25rem;
  margin-bottom: 0.5rem;
}

.strength-bar {
  flex: 1;
  height: 4px;
  background: var(--c-border-med);
  border-radius: var(--r-pill); /* decorative progress bar */
  transition: background 0.3s;
}

.strength-bar.weak   { background: var(--c-error); }
.strength-bar.fair   { background: var(--c-warning); }
.strength-bar.good   { background: var(--c-success); }
.strength-bar.strong { background: var(--c-success); }

/* ── Responsive ── */
@media (max-width: 480px) {
  .login-card {
    padding: 32px 24px;
    margin: 1rem;
  }
  .login-header h1 {
    font-size: 1.5rem;
  }
  .form-row {
    grid-template-columns: 1fr;
    gap: 0;
  }
}