/* ============================================
   JawiFit Waiver — main.css
   Dark professional theme, mobile-first
   ============================================ */

:root {
  --color-bg: #0f0f1a;
  --color-surface: #1a1a2e;
  --color-surface-alt: #16213e;
  --color-accent: #e94560;
  --color-accent-hover: #ff6b81;
  --color-text: #e0e0e0;
  --color-text-muted: #8a8a9a;
  --color-text-heading: #ffffff;
  --color-border: #2a2a40;
  --color-input-bg: #12121f;
  --color-input-border: #3a3a55;
  --color-input-focus: #e94560;
  --color-success: #2ecc71;
  --color-error: #e74c3c;
  --radius: 12px;
  --radius-sm: 8px;
  --transition: 0.25s ease;
  --max-width: 720px;
}

/* ---------- Reset & Base ---------- */

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

/* ---------- Layout ---------- */

.page-wrapper {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 24px 16px 80px;
}

/* ---------- Header / Logo ---------- */

.brand-header {
  text-align: center;
  padding: 32px 0 24px;
  border-bottom: 1px solid var(--color-border);
  margin-bottom: 32px;
}

.brand-logo {
  font-size: 2.2rem;
  font-weight: 900;
  letter-spacing: 0.25em;
  color: var(--color-accent);
  text-transform: uppercase;
}

.brand-logo-img {
  height: 48px;
  width: auto;
  display: block;
  margin: 0 auto;
}

.brand-tagline {
  margin-top: 4px;
  font-size: 0.85rem;
  color: var(--color-text-muted);
  letter-spacing: 0.05em;
}

/* ---------- Progress bar ---------- */

.progress-bar {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  background: var(--color-accent);
  z-index: 1000;
  transition: width 0.3s ease;
}

/* ---------- Section cards ---------- */

.form-section {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 24px 20px;
  margin-bottom: 20px;
  transition: border-color var(--transition);
}

.form-section:hover {
  border-color: rgba(233, 69, 96, 0.3);
}

.section-number {
  display: inline-block;
  background: var(--color-accent);
  color: #fff;
  font-size: 0.7rem;
  font-weight: 700;
  padding: 2px 10px;
  border-radius: 20px;
  margin-bottom: 10px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.section-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-text-heading);
  margin-bottom: 12px;
}

.section-body {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.7;
}

.section-body p + p {
  margin-top: 10px;
}

/* ---------- Form controls ---------- */

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

.form-label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 6px;
}

.form-label .required {
  color: var(--color-accent);
  margin-left: 2px;
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 12px 14px;
  font-size: 1rem;
  color: var(--color-text);
  background: var(--color-input-bg);
  border: 1px solid var(--color-input-border);
  border-radius: var(--radius-sm);
  outline: none;
  transition: border-color var(--transition), box-shadow var(--transition);
  font-family: inherit;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  border-color: var(--color-input-focus);
  box-shadow: 0 0 0 3px rgba(233, 69, 96, 0.15);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--color-text-muted);
  opacity: 0.6;
}

.form-textarea {
  min-height: 80px;
  resize: vertical;
}

.form-input.error,
.form-select.error,
.form-textarea.error {
  border-color: var(--color-error);
  box-shadow: 0 0 0 3px rgba(231, 76, 60, 0.15);
}

.error-message {
  font-size: 0.78rem;
  color: var(--color-error);
  margin-top: 4px;
  display: none;
}

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

/* ---------- Row layout for name/phone/etc ---------- */

.form-row {
  display: grid;
  gap: 14px;
}

@media (min-width: 480px) {
  .form-row.two-col {
    grid-template-columns: 1fr 1fr;
  }
  .form-row.three-col {
    grid-template-columns: 1fr 1fr 1fr;
  }
}

/* ---------- Radio / Checkbox ---------- */

.radio-group,
.checkbox-group {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-top: 4px;
}

.radio-option,
.checkbox-option {
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  font-size: 0.9rem;
}

.radio-option input,
.checkbox-option input {
  accent-color: var(--color-accent);
  width: 18px;
  height: 18px;
  cursor: pointer;
}

/* ---------- PAR-Q Table ---------- */

.parq-table {
  width: 100%;
  border-collapse: collapse;
}

.parq-row {
  display: flex;
  align-items: center;
  padding: 12px 0;
  border-bottom: 1px solid var(--color-border);
  gap: 12px;
}

.parq-row:last-child {
  border-bottom: none;
}

.parq-question {
  flex: 1;
  font-size: 0.9rem;
  color: var(--color-text);
}

.parq-answers {
  display: flex;
  gap: 12px;
  flex-shrink: 0;
}

.parq-answers label {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 0.85rem;
  cursor: pointer;
  color: var(--color-text-muted);
}

.parq-answers input {
  accent-color: var(--color-accent);
  width: 16px;
  height: 16px;
}

.parq-details {
  margin-top: 14px;
  display: none;
}

.parq-details.visible {
  display: block;
}

/* ---------- Signature Pad ---------- */

.signature-wrapper {
  position: relative;
  background: #fff;
  border-radius: var(--radius-sm);
  overflow: hidden;
  touch-action: none;
}

.signature-wrapper canvas {
  display: block;
  width: 100%;
  height: 200px;
}

.signature-actions {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 8px;
}

.btn-clear-sig {
  background: transparent;
  color: var(--color-text-muted);
  border: 1px solid var(--color-border);
  padding: 6px 14px;
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  cursor: pointer;
  transition: all var(--transition);
}

.btn-clear-sig:hover {
  color: var(--color-accent);
  border-color: var(--color-accent);
}

/* ---------- Agreement checkbox ---------- */

.agreement-label {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  cursor: pointer;
  font-size: 0.9rem;
  padding: 14px;
  background: var(--color-surface-alt);
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
  transition: border-color var(--transition);
}

.agreement-label:hover {
  border-color: var(--color-accent);
}

.agreement-label input {
  accent-color: var(--color-accent);
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  margin-top: 2px;
}

/* ---------- Submit button ---------- */

.btn-submit {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: 100%;
  padding: 16px 24px;
  font-size: 1.1rem;
  font-weight: 700;
  color: #fff;
  background: var(--color-accent);
  border: none;
  border-radius: var(--radius);
  cursor: pointer;
  transition: all var(--transition);
  letter-spacing: 0.02em;
}

.btn-submit:hover:not(:disabled) {
  background: var(--color-accent-hover);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(233, 69, 96, 0.3);
}

.btn-submit:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.btn-submit .spinner {
  display: none;
  width: 20px;
  height: 20px;
  border: 2px solid rgba(255,255,255,0.3);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}

.btn-submit.loading .spinner {
  display: block;
}

.btn-submit.loading .btn-label {
  display: none;
}

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

/* ---------- Confirmation page ---------- */

.confirmation {
  display: none;
  text-align: center;
  padding: 60px 20px;
}

.confirmation.active {
  display: block;
}

.confirmation-icon {
  font-size: 4rem;
  margin-bottom: 20px;
}

.confirmation h2 {
  font-size: 1.6rem;
  color: var(--color-text-heading);
  margin-bottom: 12px;
}

.confirmation p {
  color: var(--color-text-muted);
  font-size: 1rem;
  margin-bottom: 8px;
}

.confirmation .validity-note {
  margin-top: 20px;
  padding: 14px;
  background: var(--color-surface-alt);
  border-radius: var(--radius-sm);
  border-left: 3px solid var(--color-accent);
  font-size: 0.88rem;
  color: var(--color-text);
}

.btn-download {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 24px;
  padding: 14px 28px;
  font-size: 1rem;
  font-weight: 600;
  color: #fff;
  background: var(--color-accent);
  border: none;
  border-radius: var(--radius);
  cursor: pointer;
  transition: all var(--transition);
}

.btn-download:hover {
  background: var(--color-accent-hover);
}

.btn-new {
  display: inline-block;
  margin-top: 12px;
  font-size: 0.85rem;
  color: var(--color-text-muted);
  text-decoration: underline;
  cursor: pointer;
  background: none;
  border: none;
}

/* ---------- Waiver text (collapsible) ---------- */

.waiver-text-container {
  max-height: 400px;
  overflow-y: auto;
  padding-right: 8px;
}

.waiver-text-container::-webkit-scrollbar {
  width: 4px;
}

.waiver-text-container::-webkit-scrollbar-thumb {
  background: var(--color-border);
  border-radius: 4px;
}

.waiver-clause {
  margin-bottom: 16px;
}

.waiver-clause h4 {
  color: var(--color-text);
  font-size: 0.88rem;
  font-weight: 600;
  margin-bottom: 4px;
}

.waiver-clause p {
  font-size: 0.82rem;
  color: var(--color-text-muted);
  line-height: 1.65;
}

/* ---------- Footer ---------- */

.page-footer {
  text-align: center;
  padding: 24px 0;
  font-size: 0.75rem;
  color: var(--color-text-muted);
  border-top: 1px solid var(--color-border);
  margin-top: 40px;
}

/* ---------- Utility ---------- */

.hidden { display: none !important; }

.fade-in {
  animation: fadeIn 0.5s ease forwards;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ---------- Responsive ---------- */

@media (min-width: 640px) {
  .page-wrapper {
    padding: 40px 24px 100px;
  }
  .brand-logo {
    font-size: 2.8rem;
  }
  .form-section {
    padding: 28px 28px;
  }
  .signature-wrapper canvas {
    height: 240px;
  }
}