/* ============================================================
   HVID — Auth Pages CSS
   ============================================================ */

.auth-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-8) var(--space-4);
  position: relative;
  overflow: hidden;
}

/* Background glow */
.auth-page::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 400px;
  background: radial-gradient(ellipse at center top, rgba(91,95,239,0.1) 0%, transparent 65%);
  pointer-events: none;
}

/* Corner grid lines */
.auth-page::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 70% 70% at 50% 50%, black 0%, transparent 100%);
  pointer-events: none;
}

.auth-card {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 420px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-2xl);
  padding: var(--space-10) var(--space-8);
  box-shadow: var(--shadow-lg);
  animation: fadeUp 0.45s ease-out;
}

.auth-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-8);
}

.auth-logo-mark {
  width: 44px;
  height: 44px;
  background: var(--color-primary);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  font-weight: 800;
  color: #fff;
  letter-spacing: -0.02em;
  box-shadow: 0 4px 20px rgba(91,95,239,0.45);
}

.auth-heading {
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.02em;
  text-align: center;
  color: var(--color-text-primary);
  margin-bottom: var(--space-2);
}

.auth-sub {
  font-size: 14px;
  color: var(--color-text-secondary);
  text-align: center;
  margin-bottom: var(--space-8);
  line-height: 1.6;
}

.auth-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

.auth-divider {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  margin: var(--space-2) 0;
}

.auth-divider .line {
  flex: 1;
  height: 1px;
  background: var(--color-border);
}

.auth-divider .label {
  font-size: 12px;
  color: var(--color-text-muted);
}

.auth-btn-full {
  width: 100%;
  padding: 13px;
  font-size: 15px;
  font-weight: 600;
  border-radius: var(--radius-md);
  border: none;
  background: var(--color-primary);
  color: #fff;
  cursor: pointer;
  transition: all var(--transition-normal);
  margin-top: var(--space-2);
  letter-spacing: 0.01em;
}

.auth-btn-full:hover {
  background: var(--color-primary-h);
  box-shadow: 0 4px 20px rgba(91,95,239,0.4);
  transform: translateY(-1px);
}

.auth-btn-full:active { transform: translateY(0); }

.auth-footer-note {
  text-align: center;
  margin-top: var(--space-6);
  font-size: 13px;
  color: var(--color-text-muted);
}

.auth-footer-note a {
  color: var(--color-primary);
  font-weight: 500;
}

.auth-footer-note a:hover { color: var(--color-primary-h); }

/* Password strength */
.password-strength {
  margin-top: var(--space-2);
  display: flex;
  gap: 4px;
}

.strength-bar {
  flex: 1;
  height: 3px;
  border-radius: var(--radius-full);
  background: var(--color-surface-3);
  transition: background var(--transition-normal);
}

.strength-bar.weak   { background: var(--color-red); }
.strength-bar.fair   { background: var(--color-amber); }
.strength-bar.strong { background: var(--color-green); }

/* Input with icon */
.input-icon-wrap {
  position: relative;
}

.input-icon-wrap .input {
  padding-left: 40px;
}

.input-icon-wrap .input-icon {
  position: absolute;
  left: 13px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-text-muted);
  font-size: 15px;
  pointer-events: none;
}

.input-icon-wrap .input-icon-right {
  position: absolute;
  right: 13px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-text-muted);
  font-size: 15px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 0;
  transition: color var(--transition-fast);
}

.input-icon-wrap .input-icon-right:hover { color: var(--color-text-primary); }

/* Error message */
.input-error {
  font-size: 12px;
  color: var(--color-red);
  margin-top: var(--space-1);
  display: none;
}

.input-error.visible { display: block; }

.input.error { border-color: var(--color-red); }

/* Terms note */
.terms-note {
  font-size: 11px;
  color: var(--color-text-muted);
  text-align: center;
  line-height: 1.6;
}

.terms-note a {
  color: var(--color-text-secondary);
  text-decoration: underline;
  text-underline-offset: 2px;
}

/* Auth nav top-left logo link */
.auth-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  display: flex;
  align-items: center;
  padding: 0 var(--space-8);
  z-index: 10;
}

.auth-nav-logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: 16px;
  font-weight: 700;
  color: var(--color-text-primary);
  text-decoration: none;
}