/* ==========================================================================
   MTC Tennis — Registration Section Styles
   Phase 2E: Visual polish using design system tokens.
   Overrides inline registration styles. Does not change HTML or JS.
   ========================================================================== */

/* ── Registration Section Base ────────────────────────────────────────── */
.registration-section {
  background-color: var(--color-bg-alt, #fafafa);
  padding-top: var(--space-16, 4rem);
  padding-bottom: var(--space-16, 4rem);
}

.registration-section h2 {
  color: var(--color-text, #1f2937);
  font-weight: var(--font-bold, 700);
  margin-bottom: var(--space-2, 0.5rem);
}

.registration-section .section-description {
  color: var(--color-text-secondary, #6b7280) !important;
  font-size: var(--text-sm, 0.875rem) !important;
  margin-bottom: var(--space-10, 2.5rem);
}

/* ── Registration Image ───────────────────────────────────────────────── */
#registration-image {
  border-radius: var(--radius-lg, 12px);
  object-fit: cover;
  box-shadow: var(--shadow-md, 0 4px 12px rgba(0, 0, 0, 0.08));
}

/* ── Form Container ───────────────────────────────────────────────────── */
.registration-form {
  background-color: var(--color-white, #ffffff);
  padding: var(--space-8, 2rem);
  border-radius: var(--radius-lg, 12px);
  border: 1px solid var(--color-border, #e5e7eb);
  box-shadow: var(--shadow-sm, 0 1px 2px rgba(0, 0, 0, 0.05));
}

/* ── Labels ───────────────────────────────────────────────────────────── */
.registration-form .form-label {
  font-size: var(--text-sm, 0.875rem);
  font-weight: var(--font-medium, 500);
  color: var(--color-text, #1f2937);
  margin-bottom: var(--space-1, 0.25rem);
}

/* ── Inputs and Selects ───────────────────────────────────────────────── */
.registration-form .form-control,
.registration-form .form-select {
  padding: 0.5rem 0.75rem;
  font-size: var(--text-sm, 0.875rem);
  border: 1px solid var(--color-border-strong, #d1d5db);
  border-radius: var(--radius-md, 8px);
  color: var(--color-text, #1f2937);
  background-color: var(--color-white, #ffffff);
  transition: border-color var(--transition-base, 0.2s ease),
              box-shadow var(--transition-base, 0.2s ease);
  line-height: 1.5;
}

.registration-form .form-control:focus,
.registration-form .form-select:focus {
  border-color: var(--color-accent, #00a8cc);
  box-shadow: 0 0 0 3px rgba(0, 168, 204, 0.12);
  outline: none;
}

.registration-form .form-control::placeholder {
  color: var(--color-text-disabled, #9ca3af);
  font-weight: var(--font-normal, 400);
}

/* ── Validation States ────────────────────────────────────────────────── */
.registration-form.was-validated .form-control:invalid,
.registration-form.was-validated .form-select:invalid {
  border-color: var(--color-error, #dc2626);
  box-shadow: none;
}

.registration-form.was-validated .form-control:valid,
.registration-form.was-validated .form-select:valid {
  border-color: var(--color-success, #059669);
  box-shadow: none;
}

.registration-form .invalid-feedback {
  font-size: var(--text-xs, 0.75rem);
  color: var(--color-error, #dc2626);
  margin-top: var(--space-1, 0.25rem);
}

/* ── Form Helper Text ─────────────────────────────────────────────────── */
.registration-form .form-text {
  font-size: var(--text-xs, 0.75rem);
  color: var(--color-text-disabled, #9ca3af);
}

/* ── Program Select — highlighted option ──────────────────────────────── */
.registration-form #program option[style] {
  font-weight: 600;
}

/* ── Class/Session Container ──────────────────────────────────────────── */
#classSessionContainer .form-text {
  font-size: var(--text-xs, 0.75rem);
  color: var(--color-text-disabled, #9ca3af);
  margin-top: var(--space-1, 0.25rem);
}

/* ── Coach & Play Date Selection ──────────────────────────────────────── */
#dateSelectionContainer .form-label {
  font-size: var(--text-sm, 0.875rem);
  font-weight: var(--font-medium, 500);
  color: var(--color-text, #1f2937);
  margin-bottom: var(--space-2, 0.5rem);
}

#dateSelectionContainer .form-check {
  padding: 0.6rem 0.75rem 0.6rem 2.25rem !important;
  background: var(--color-bg-alt, #fafafa) !important;
  border-radius: var(--radius-md, 8px) !important;
  border: 1px solid var(--color-border, #e5e7eb) !important;
  transition: border-color var(--transition-base, 0.2s ease);
}

#dateSelectionContainer .form-check:has(input:checked) {
  border-color: var(--color-accent, #00a8cc) !important;
  background: var(--color-accent-light, #e6f7fb) !important;
}

/* "All 3 Days" option — subtle accent, not loud green */
#dateSelectionContainer .form-check:first-child {
  background: var(--color-accent-light, #e6f7fb) !important;
  border-color: rgba(0, 168, 204, 0.3) !important;
}

#dateSelectionContainer .form-check:first-child .form-check-label {
  font-weight: var(--font-semibold, 600) !important;
  color: var(--color-text, #1f2937) !important;
}

#dateSelectionContainer .form-check-label {
  font-size: var(--text-sm, 0.875rem);
  color: var(--color-text, #1f2937) !important;
  font-weight: var(--font-normal, 400) !important;
}

#dateSelectionContainer .form-check-input {
  border-color: var(--color-border-strong, #d1d5db);
  border-radius: var(--radius-sm, 4px);
}

#dateSelectionContainer .form-check-input:checked {
  background-color: var(--color-accent, #00a8cc);
  border-color: var(--color-accent, #00a8cc);
}

#dateSelectionFeedback {
  font-size: var(--text-xs, 0.75rem) !important;
  color: var(--color-error, #dc2626) !important;
}

#dateSelectionContainer .form-text {
  font-size: var(--text-xs, 0.75rem);
  color: var(--color-text-disabled, #9ca3af);
  margin-top: var(--space-2, 0.5rem);
}

/* ── Notes Toggle ─────────────────────────────────────────────────────── */
.registration-form a[data-bs-toggle="collapse"] {
  color: var(--color-accent, #00a8cc) !important;
  font-size: var(--text-sm, 0.875rem) !important;
  font-weight: var(--font-medium, 500);
  text-decoration: none;
  transition: color var(--transition-base, 0.2s ease);
}

.registration-form a[data-bs-toggle="collapse"]:hover {
  color: var(--color-accent-hover, #0095b6) !important;
}

/* ── Notes Textarea ───────────────────────────────────────────────────── */
.registration-form #notes {
  border-radius: var(--radius-md, 8px);
  font-size: var(--text-sm, 0.875rem);
  resize: vertical;
}

/* ── Character Count ──────────────────────────────────────────────────── */
#notesCharCount {
  font-variant-numeric: tabular-nums;
}

/* ── Form Submit Error ────────────────────────────────────────────────── */
#formSubmitError {
  font-size: var(--text-sm, 0.875rem) !important;
  border-radius: var(--radius-md, 8px) !important;
  border: 1px solid rgba(220, 38, 38, 0.2) !important;
  background-color: #fef2f2 !important;
  color: var(--color-error, #dc2626) !important;
  padding: 0.6rem 1rem !important;
}

/* ── Submit Button ────────────────────────────────────────────────────── */
.registration-form #submitBtn {
  background: linear-gradient(135deg, var(--color-accent, #00a8cc) 0%, var(--color-accent-hover, #0095b6) 100%);
  border: none;
  border-radius: var(--radius-md, 8px);
  padding: 0.75rem 1.5rem;
  font-size: var(--text-base, 1rem);
  font-weight: var(--font-semibold, 600);
  color: var(--color-white, #ffffff);
  transition: opacity var(--transition-base, 0.2s ease),
              box-shadow var(--transition-base, 0.2s ease);
  letter-spacing: 0.01em;
}

.registration-form #submitBtn:hover:not(:disabled) {
  opacity: 0.92;
  box-shadow: var(--shadow-md, 0 4px 12px rgba(0, 0, 0, 0.08));
}

.registration-form #submitBtn:disabled {
  opacity: 0.7;
  cursor: not-allowed;
}

.registration-form #submitBtn:focus-visible {
  outline: 2px solid var(--color-accent, #00a8cc);
  outline-offset: 2px;
}

/* ── Reassurance Text ─────────────────────────────────────────────────── */
.registration-form > p:last-child {
  color: var(--color-text-disabled, #9ca3af) !important;
  font-size: var(--text-xs, 0.75rem) !important;
  margin-top: var(--space-3, 0.75rem);
  text-align: center;
  line-height: var(--leading-normal, 1.5);
}

/* ── Registration Success Modal ───────────────────────────────────────── */
#registrationModal .modal-content {
  border: none;
  border-radius: var(--radius-lg, 12px);
  box-shadow: var(--shadow-xl, 0 20px 60px rgba(0, 0, 0, 0.15));
  overflow: hidden;
}

#registrationModal .modal-header {
  background: var(--color-bg-alt, #fafafa);
  border-bottom: 1px solid var(--color-border, #e5e7eb);
  padding: 1rem 1.25rem;
}

#registrationModal .modal-title {
  font-size: var(--text-lg, 1.125rem);
  font-weight: var(--font-semibold, 600);
  color: var(--color-text, #1f2937);
}

#registrationModal .modal-body {
  padding: var(--space-8, 2rem) var(--space-6, 1.5rem);
}

#registrationModal .modal-body > div:first-child {
  color: var(--color-success, #059669) !important;
  font-size: 2.5rem;
  margin-bottom: var(--space-3, 0.75rem);
}

#registrationModal .modal-body p {
  font-size: var(--text-sm, 0.875rem);
  color: var(--color-text-secondary, #6b7280);
  margin-bottom: var(--space-3, 0.75rem);
  line-height: var(--leading-normal, 1.5);
}

#registrationModal .modal-body p strong {
  color: var(--color-text, #1f2937);
}

#registrationModal .modal-footer {
  border-top: 1px solid var(--color-border, #e5e7eb);
  padding: 0.75rem 1.25rem;
  justify-content: center;
}

#registrationModal .modal-footer .btn-primary {
  background: linear-gradient(135deg, var(--color-accent, #00a8cc) 0%, var(--color-accent-hover, #0095b6) 100%);
  border: none;
  border-radius: var(--radius-md, 8px);
  padding: 0.5rem 2rem;
  font-weight: var(--font-medium, 500);
  font-size: var(--text-sm, 0.875rem);
}

/* ── Mobile Adjustments ───────────────────────────────────────────────── */
@media (max-width: 767.98px) {
  .registration-section {
    padding-top: var(--space-10, 2.5rem);
    padding-bottom: var(--space-10, 2.5rem);
  }

  .registration-form {
    padding: var(--space-6, 1.5rem);
  }

  #registration-image {
    height: 220px !important;
    margin-bottom: var(--space-6, 1.5rem);
  }

  .registration-form #submitBtn {
    padding: 0.85rem 1.5rem;
    font-size: var(--text-base, 1rem);
  }

  #dateSelectionContainer .form-check {
    padding: 0.5rem 0.6rem 0.5rem 2rem !important;
  }

  #dateSelectionContainer .form-check-label {
    font-size: var(--text-xs, 0.75rem);
  }
}

@media (max-width: 575.98px) {
  .registration-form {
    padding: var(--space-4, 1rem) var(--space-3, 0.75rem);
    border-left: none;
    border-right: none;
    border-radius: var(--radius-md, 8px);
  }
}