/* =============================================
   CAMPUS - Auth Pages CSS
   Used by login.html and signup.html
   ============================================= */

/* ─── Page Layout ────────────────────────────── */
.auth-page {
  min-height: calc(100vh - var(--nav-h));
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px 16px;
  background-image:
    radial-gradient(circle at 20% 50%, rgba(29, 185, 84, 0.07) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(29, 185, 84, 0.04) 0%, transparent 40%);
}

/* ─── Card ───────────────────────────────────── */
.auth-card {
  width: 100%;
  max-width: 440px;
  padding: 40px;
}

/* ─── Logo Block ─────────────────────────────── */
.auth-logo {
  text-align: center;
  margin-bottom: 28px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}

.auth-title {
  font-size: 26px;
  font-weight: 800;
  color: var(--text);
}

.auth-sub {
  font-size: 14px;
  color: var(--text-muted);
  margin-top: -6px;
}

/* ─── Tabs ───────────────────────────────────── */
.auth-tabs {
  display: flex;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 10px;
  padding: 4px;
  margin-bottom: 28px;
}

.auth-tab {
  flex: 1;
  text-align: center;
  padding: 10px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 600;
  transition: all 0.2s;
  color: var(--text-muted);
  text-decoration: none;
}

.auth-tab:hover {
  color: var(--text);
}

.auth-tab.active {
  background: linear-gradient(135deg, var(--green), var(--green-dark));
  color: #fff;
}

/* ─── Password Wrap ──────────────────────────── */
.password-wrap {
  position: relative;
}

.password-wrap .input {
  padding-right: 46px;
}

.toggle-pw,
.toggle-confirm {
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  cursor: pointer;
  font-size: 16px;
  opacity: 0.5;
  transition: opacity 0.2s;
  padding: 4px;
  line-height: 1;
}

.toggle-pw:hover,
.toggle-confirm:hover {
  opacity: 1;
}

/* ─── Field Error ─────────────────────────────── */
.field-error {
  font-size: 12px;
  color: var(--red);
  margin-top: 4px;
  display: block;
  min-height: 16px;
}

/* ─── Forgot link ────────────────────────────── */
.forgot-link {
  font-size: 12px;
  color: var(--text-muted);
  transition: color 0.2s;
}

.forgot-link:hover {
  color: var(--green);
}

/* ─── Terms Checkbox ─────────────────────────── */
.terms-check {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  cursor: pointer;
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.5;
}

.terms-check input[type="checkbox"] {
  width: 16px;
  height: 16px;
  min-width: 16px;
  accent-color: var(--green);
  margin-top: 2px;
  cursor: pointer;
}

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

/* ─── Footer Text ────────────────────────────── */
.auth-footer-text {
  text-align: center;
  font-size: 13px;
  color: var(--text-muted);
  margin-top: 24px;
}

.auth-footer-text a {
  color: var(--green);
  font-weight: 600;
}

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

/* ─── Button Spinner ─────────────────────────── */
.btn-spinner {
  width: 18px;
  height: 18px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
  display: inline-block;
  vertical-align: middle;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ─── Responsive ─────────────────────────────── */
@media (max-width: 480px) {
  .auth-card {
    padding: 28px 20px;
  }
}