/* ============================================================
   ADRIANO SILVA — Área do Participante
   ============================================================ */

/* ── Hero / Intro ─────────────────────────────────────────── */
.part-hero {
  padding: 120px var(--gutter) 64px;
  text-align: center;
  background: radial-gradient(ellipse 80% 60% at 50% 0%, rgba(246,99,1,.12) 0%, transparent 70%);
  border-bottom: 1px solid var(--white-line);
}

.part-hero .eyebrow {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--orange);
  margin: 0 0 16px;
}

.part-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(28px, 5vw, 48px);
  font-weight: 700;
  line-height: 1.1;
  color: var(--white);
  margin: 0 0 16px;
}

.part-hero h1 em {
  font-style: italic;
  color: var(--orange);
  font-family: var(--font-italic);
}

.part-hero p {
  font-size: 17px;
  color: var(--white-dim);
  max-width: 520px;
  margin: 0 auto;
  line-height: 1.6;
}

/* ── Main content wrapper ────────────────────────────────── */
.part-main {
  padding: 64px var(--gutter) 96px;
  max-width: var(--max-w);
  margin: 0 auto;
}

/* ── Form card ───────────────────────────────────────────── */
.form-card {
  background: rgba(243, 243, 241, 0.03);
  border: 1px solid var(--white-line);
  border-radius: 12px;
  padding: 48px;
  max-width: 520px;
  margin: 0 auto;
  backdrop-filter: blur(6px);
}

.form-card-title {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 700;
  color: var(--white);
  margin: 0 0 8px;
}

.form-card-sub {
  font-size: 14px;
  color: var(--white-mute);
  margin: 0 0 32px;
  line-height: 1.55;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--white-dim);
  margin-bottom: 8px;
}

.form-group input {
  width: 100%;
  background: rgba(243, 243, 241, 0.05);
  border: 1px solid var(--white-line);
  border-radius: 8px;
  color: var(--white);
  font-family: var(--font-body);
  font-size: 16px;
  font-weight: 500;
  padding: 14px 16px;
  transition: border-color .2s, background .2s;
  outline: none;
  -webkit-appearance: none;
}

.form-group input::placeholder {
  color: var(--white-mute);
  font-weight: 400;
}

.form-group input:focus {
  border-color: var(--orange);
  background: rgba(246, 99, 1, 0.05);
}

.form-group input.error {
  border-color: #e05;
}

.form-hint {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: 12px;
  color: var(--white-mute);
  margin-top: 7px;
  line-height: 1.5;
}

.form-hint svg {
  flex-shrink: 0;
  margin-top: 1px;
  opacity: .6;
}

/* Return user auto-fill notice */
.return-notice {
  display: none;
  align-items: center;
  gap: 10px;
  background: rgba(246,99,1,.1);
  border: 1px solid rgba(246,99,1,.25);
  border-radius: 8px;
  padding: 12px 14px;
  font-size: 13px;
  color: var(--orange);
  margin-bottom: 24px;
}

.return-notice.visible {
  display: flex;
}

.return-notice svg {
  flex-shrink: 0;
}

/* Submit button */
.btn-submit {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: var(--orange);
  color: var(--white);
  border: none;
  border-radius: 8px;
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: .04em;
  padding: 16px 24px;
  cursor: pointer;
  margin-top: 8px;
  transition: background .2s, transform .1s;
}

.btn-submit:hover {
  background: var(--brick);
}

.btn-submit:active {
  transform: scale(.98);
}

.btn-submit:disabled {
  opacity: .5;
  cursor: not-allowed;
}

.btn-submit .spinner {
  display: none;
  width: 18px;
  height: 18px;
  border: 2px solid rgba(255,255,255,.3);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin .7s linear infinite;
}

.btn-submit.loading .spinner { display: block; }
.btn-submit.loading .btn-label { opacity: .5; }

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

/* Error message */
.form-error {
  display: none;
  align-items: center;
  gap: 10px;
  background: rgba(220, 0, 60, .1);
  border: 1px solid rgba(220, 0, 60, .25);
  border-radius: 8px;
  padding: 12px 14px;
  font-size: 13px;
  color: #ff5577;
  margin-top: 16px;
}

.form-error.visible {
  display: flex;
}

.form-error svg { flex-shrink: 0; }

/* ── Success section ─────────────────────────────────────── */
#success-section {
  display: none;
}

#success-section.visible {
  display: block;
}

.success-welcome {
  text-align: center;
  margin-bottom: 48px;
}

.success-welcome .eyebrow {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--orange);
  margin: 0 0 12px;
}

.success-welcome h2 {
  font-family: var(--font-display);
  font-size: clamp(22px, 4vw, 36px);
  font-weight: 700;
  color: var(--white);
  margin: 0 0 10px;
}

.success-welcome h2 strong {
  color: var(--orange);
}

.success-welcome p {
  font-size: 15px;
  color: var(--white-dim);
  max-width: 480px;
  margin: 0 auto;
}

/* ── Certificate preview ─────────────────────────────────── */
.cert-section {
  margin-bottom: 48px;
}

.cert-section-label {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--white-mute);
  margin-bottom: 20px;
}

.cert-section-label::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--white-line);
}

.cert-preview-wrapper {
  position: relative;
  background: #fff;
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 24px 80px rgba(0,0,0,.5), 0 4px 20px rgba(0,0,0,.3);
  width: 100%;
  aspect-ratio: 841.89 / 595.28;
}

.cert-preview-wrapper svg {
  width: 100%;
  height: 100%;
  display: block;
}

.cert-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 20px;
  flex-wrap: wrap;
}

.btn-download {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--orange);
  color: var(--white);
  border: none;
  border-radius: 8px;
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: .04em;
  padding: 13px 20px;
  cursor: pointer;
  text-decoration: none;
  transition: background .2s;
}

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

.btn-download-outline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  color: var(--white-dim);
  border: 1px solid var(--white-line-strong);
  border-radius: 8px;
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: .04em;
  padding: 12px 20px;
  cursor: pointer;
  text-decoration: none;
  transition: border-color .2s, color .2s;
}

.btn-download-outline:hover {
  border-color: var(--orange);
  color: var(--orange);
}

.cert-reaccess-note {
  font-size: 12px;
  color: var(--white-mute);
  margin-top: 12px;
  display: flex;
  align-items: center;
  gap: 6px;
}

/* ── Materials section ───────────────────────────────────── */
.materials-section {
  margin-top: 48px;
}

.materials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 16px;
  margin-top: 16px;
}

.material-card {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  background: rgba(243, 243, 241, 0.03);
  border: 1px solid var(--white-line);
  border-radius: 10px;
  padding: 20px;
  text-decoration: none;
  color: inherit;
  transition: border-color .2s, background .2s;
}

.material-card:hover {
  border-color: var(--orange);
  background: rgba(246, 99, 1, 0.05);
}

.material-icon {
  width: 40px;
  height: 40px;
  border-radius: 8px;
  background: rgba(246,99,1,.12);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--orange);
}

.material-info { min-width: 0; }

.material-title {
  font-size: 14px;
  font-weight: 700;
  color: var(--white);
  margin: 0 0 4px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.material-desc {
  font-size: 12px;
  color: var(--white-mute);
  margin: 0 0 8px;
  line-height: 1.5;
}

.material-badge {
  display: inline-block;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .1em;
  background: rgba(246,99,1,.15);
  color: var(--orange);
  border-radius: 4px;
  padding: 2px 7px;
}

.materials-empty {
  color: var(--white-mute);
  font-size: 14px;
  padding: 24px 0;
}

/* ── Back link / new registration ─────────────────────────── */
.part-back {
  margin-top: 48px;
  padding-top: 32px;
  border-top: 1px solid var(--white-line);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

.part-back a,
.part-back button {
  font-size: 13px;
  color: var(--white-mute);
  text-decoration: none;
  background: none;
  border: none;
  cursor: pointer;
  font-family: var(--font-body);
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: color .2s;
  padding: 0;
}

.part-back a:hover,
.part-back button:hover { color: var(--orange); }

/* ── Responsive ──────────────────────────────────────────── */
@media (max-width: 640px) {
  .form-card {
    padding: 28px 20px;
  }

  .part-hero {
    padding: 100px 20px 48px;
  }

  .cert-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .btn-download,
  .btn-download-outline {
    justify-content: center;
  }
}

/* ── Print (certificado) ─────────────────────────────────── */
@media print {
  .site-header,
  .site-nav,
  .whatsapp-fab,
  .grain-svg,
  .warmth-wash,
  .part-hero,
  .form-card,
  #form-section,
  .cert-actions,
  .cert-section-label,
  .materials-section,
  .cert-reaccess-note,
  .part-back,
  .success-welcome {
    display: none !important;
  }

  body {
    background: #fff !important;
    margin: 0;
    padding: 0;
  }

  .part-main {
    padding: 0;
    max-width: none;
  }

  .cert-preview-wrapper {
    width: 100%;
    height: 100vh;
    border-radius: 0;
    box-shadow: none;
    aspect-ratio: auto;
  }
}