/* ============================================================
   registro.css — Formulario de Inscripción | Mi Primera Partida
   ============================================================ */

/* ── Layout general ──────────────────────────────────────── */
.registro-page {
  min-height: 100vh;
  background:
    radial-gradient(ellipse at 20% 30%, rgba(139,0,0,0.15) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 70%, rgba(139,0,0,0.1) 0%, transparent 50%),
    repeating-conic-gradient(rgba(255,255,255,0.012) 0% 25%, transparent 0% 50%) 0 0 / 50px 50px;
  background-color: var(--c-dark);
  display: flex;
  flex-direction: column;
  padding-top: 80px;
}

.registro-header {
  text-align: center;
  padding: 48px 24px 32px;
}

.registro-logo {
  width: 80px;
  height: 80px;
  object-fit: contain;
  margin: 0 auto 16px;
  filter: drop-shadow(0 0 16px rgba(201,162,39,0.5));
}

.registro-header h1 {
  font-family: var(--font-heading);
  font-size: clamp(1.8rem, 4vw, 2.5rem);
  font-weight: 900;
  color: var(--c-white);
  margin-bottom: 8px;
}

.registro-header p {
  color: var(--c-white-muted);
  font-size: 1rem;
}

/* ── Formulario ──────────────────────────────────────────── */
.form-container {
  max-width: 560px;
  margin: 0 auto;
  padding: 0 20px 60px;
  width: 100%;
}

.form-card {
  background: var(--c-dark-card);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-xl);
  padding: 40px;
  box-shadow: var(--shadow-lg);
  position: relative;
  overflow: hidden;
}

.form-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--c-primary), var(--c-gold), var(--c-primary));
  background-size: 200% auto;
  animation: shimmerBar 3s linear infinite;
}

@keyframes shimmerBar {
  to { background-position: 200% center; }
}

/* ── Campo de formulario ─────────────────────────────────── */
.form-group {
  margin-bottom: 22px;
  position: relative;
}

.form-label {
  display: block;
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--c-white-muted);
  margin-bottom: 8px;
  transition: color var(--t-fast);
}

.form-group:focus-within .form-label {
  color: var(--c-primary-light);
}

.input-wrapper {
  position: relative;
  display: flex;
  align-items: center;
}

.input-icon {
  position: absolute;
  left: 14px;
  color: var(--c-white-muted);
  font-size: 1rem;
  pointer-events: none;
  transition: color var(--t-fast);
  z-index: 1;
}

.form-group:focus-within .input-icon {
  color: var(--c-primary-light);
}

.form-input {
  width: 100%;
  background: var(--c-dark-3);
  border: 1.5px solid var(--c-border);
  border-radius: var(--radius-md);
  padding: 13px 14px 13px 42px;
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--c-white);
  transition: all var(--t-normal);
  outline: none;
}

.form-input::placeholder {
  color: #555;
}

.form-input:focus {
  border-color: var(--c-primary);
  box-shadow: 0 0 0 3px var(--c-primary-glow);
  background: var(--c-dark-card-2);
}

.form-input.valid {
  border-color: var(--c-success);
  box-shadow: 0 0 0 3px rgba(34,197,94,0.15);
}

.form-input.invalid {
  border-color: var(--c-error);
  box-shadow: 0 0 0 3px rgba(255,68,68,0.15);
}

/* Campo teléfono con prefijo */
.phone-input-group {
  display: flex;
  gap: 0;
}

.phone-prefix {
  background: rgba(139,0,0,0.2);
  border: 1.5px solid var(--c-border);
  border-right: none;
  border-radius: var(--radius-md) 0 0 var(--radius-md);
  padding: 13px 14px;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--c-primary-light);
  white-space: nowrap;
  display: flex;
  align-items: center;
  gap: 6px;
  user-select: none;
}

.form-input.phone-number {
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  padding-left: 14px;
}

/* Toggle contraseña */
.btn-toggle-pass {
  position: absolute;
  right: 12px;
  background: none;
  border: none;
  color: var(--c-white-muted);
  cursor: pointer;
  padding: 4px;
  display: flex;
  align-items: center;
  transition: color var(--t-fast);
  z-index: 2;
}

.btn-toggle-pass:hover { color: var(--c-white); }

/* Mensajes de validación */
.field-msg {
  font-size: 0.78rem;
  margin-top: 6px;
  min-height: 18px;
  display: flex;
  align-items: center;
  gap: 5px;
  transition: all var(--t-fast);
}

.field-msg.error   { color: var(--c-error); }
.field-msg.success { color: var(--c-success); }
.field-msg.info    { color: var(--c-white-muted); }

/* Indicador de fortaleza de contraseña */
.pass-strength {
  margin-top: 8px;
}

.pass-strength-bar {
  display: flex;
  gap: 4px;
  margin-bottom: 5px;
}

.strength-seg {
  flex: 1;
  height: 3px;
  background: var(--c-border);
  border-radius: 2px;
  transition: background var(--t-normal);
}

.strength-seg.weak   { background: var(--c-error); }
.strength-seg.medium { background: var(--c-gold); }
.strength-seg.strong { background: var(--c-success); }

.pass-strength-label {
  font-size: 0.75rem;
  color: var(--c-white-muted);
}

/* Botón submit */
.btn-submit {
  width: 100%;
  padding: 15px;
  background: linear-gradient(135deg, var(--c-primary), var(--c-primary-light));
  border: none;
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 700;
  color: var(--c-white);
  letter-spacing: 0.05em;
  cursor: pointer;
  transition: all var(--t-normal);
  box-shadow: var(--shadow-red);
  position: relative;
  overflow: hidden;
  margin-top: 10px;
}

.btn-submit::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255,255,255,0.07);
  opacity: 0;
  transition: opacity var(--t-fast);
}

.btn-submit:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(139,0,0,0.5);
}

.btn-submit:hover:not(:disabled)::after { opacity: 1; }

.btn-submit:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.btn-submit .spinner {
  width: 18px;
  height: 18px;
  border: 2px solid rgba(255,255,255,0.3);
  border-top-color: #fff;
  border-radius: 50%;
  display: none;
  animation: spin 0.7s linear infinite;
}

.btn-submit.loading .btn-text { display: none; }
.btn-submit.loading .spinner  { display: inline-block; }

.back-link {
  display: block;
  text-align: center;
  margin-top: 20px;
  color: var(--c-white-muted);
  font-size: 0.88rem;
}

.back-link a {
  color: var(--c-primary-light);
  transition: color var(--t-fast);
}

.back-link a:hover { color: var(--c-white); }

/* ── Modal de Confirmación ───────────────────────────────── */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.85);
  backdrop-filter: blur(8px);
  z-index: 5000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--t-slow), visibility var(--t-slow);
}

.modal-overlay.open {
  opacity: 1;
  visibility: visible;
}

.modal {
  background: var(--c-dark-card);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-xl);
  max-width: 560px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 20px 80px rgba(0,0,0,0.8);
  transform: scale(0.88) translateY(20px);
  transition: transform var(--t-slow);
  position: relative;
}

.modal-overlay.open .modal {
  transform: scale(1) translateY(0);
}

.modal-top {
  background: linear-gradient(135deg, rgba(139,0,0,0.3), rgba(26,26,26,0.9));
  border-radius: var(--radius-xl) var(--radius-xl) 0 0;
  padding: 40px 36px 30px;
  text-align: center;
  border-bottom: 1px solid var(--c-border);
}

.modal-check {
  width: 70px;
  height: 70px;
  background: rgba(34,197,94,0.15);
  border: 2px solid var(--c-success);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 18px;
  font-size: 2rem;
  animation: popIn 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275) forwards;
}

@keyframes popIn {
  from { transform: scale(0); opacity: 0; }
  to   { transform: scale(1); opacity: 1; }
}

.modal-title {
  font-family: var(--font-heading);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--c-white);
  margin-bottom: 8px;
}

.modal-subtitle {
  color: var(--c-white-muted);
  font-size: 0.9rem;
}

.modal-body {
  padding: 28px 36px;
}

/* Datos del alumno */
.alumno-data {
  background: var(--c-dark-3);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-md);
  padding: 18px 20px;
  margin-bottom: 20px;
}

.alumno-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 0;
  border-bottom: 1px solid rgba(255,255,255,0.05);
}

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

.alumno-label {
  font-size: 0.78rem;
  color: var(--c-white-muted);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.alumno-value {
  font-size: 0.92rem;
  color: var(--c-white);
  font-weight: 600;
  text-align: right;
  word-break: break-word;
  max-width: 65%;
}

/* Info del curso en modal */
.course-info-modal {
  background: linear-gradient(135deg, rgba(139,0,0,0.15), rgba(26,26,26,0.6));
  border: 1px solid rgba(139,0,0,0.25);
  border-radius: var(--radius-md);
  padding: 18px 20px;
  margin-bottom: 20px;
  text-align: center;
}

.course-info-modal h3 {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  color: var(--c-white);
  margin-bottom: 14px;
}

.course-details {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  text-align: left;
}

.course-detail-item {
  font-size: 0.87rem;
  color: var(--c-white-dim);
  display: flex;
  align-items: center;
  gap: 7px;
}

.course-detail-item span:first-child {
  font-size: 1.1rem;
}

/* Tarjeta bancaria */
.bank-card {
  background: linear-gradient(135deg, #0f0f0f, #1a0000, #0f0f0f);
  border: 1px solid rgba(201,162,39,0.4);
  border-radius: var(--radius-lg);
  padding: 24px;
  margin-bottom: 20px;
  position: relative;
  overflow: hidden;
}

.bank-card::before {
  content: '';
  position: absolute;
  top: -40px; right: -40px;
  width: 120px;
  height: 120px;
  background: radial-gradient(circle, rgba(201,162,39,0.15), transparent);
  border-radius: 50%;
}

.bank-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 18px;
}

.bank-card-title {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--c-gold);
}

.bank-icon {
  font-size: 1.8rem;
  opacity: 0.8;
}

.bank-details {
  margin-bottom: 16px;
}

.bank-detail-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 10px;
}

.bank-detail-label {
  font-size: 0.75rem;
  color: var(--c-white-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.bank-detail-value {
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--c-white);
}

.account-row {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(201,162,39,0.2);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.account-number {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--c-gold);
  letter-spacing: 0.05em;
  font-family: 'Courier New', monospace;
}

.btn-copy-account {
  background: rgba(201,162,39,0.15);
  border: 1px solid rgba(201,162,39,0.4);
  color: var(--c-gold);
  border-radius: var(--radius-sm);
  padding: 6px 14px;
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--t-fast);
  display: flex;
  align-items: center;
  gap: 5px;
}

.btn-copy-account:hover {
  background: rgba(201,162,39,0.25);
}

.bank-note {
  font-size: 0.8rem;
  color: var(--c-white-muted);
  text-align: center;
  margin-top: 14px;
  font-style: italic;
}

/* Botón WhatsApp en modal */
.btn-wa-modal {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: 100%;
  padding: 14px;
  background: linear-gradient(135deg, #25D366, #1DA851);
  border: none;
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 700;
  color: #fff;
  cursor: pointer;
  transition: all var(--t-normal);
  box-shadow: 0 4px 16px rgba(37,211,102,0.3);
  text-decoration: none;
  margin-bottom: 12px;
}

.btn-wa-modal:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(37,211,102,0.45);
}

/* Botones del modal */
.modal-footer {
  padding: 0 36px 32px;
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.modal-footer .btn {
  flex: 1;
  min-width: 130px;
  justify-content: center;
}

/* ── Responsive ──────────────────────────────────────────── */
@media (max-width: 600px) {
  .form-card { padding: 28px 20px; }
  .modal-top { padding: 30px 20px 22px; }
  .modal-body { padding: 20px; }
  .modal-footer { padding: 0 20px 24px; }
  .modal-footer .btn { flex: 1 1 100%; }
  .course-details { grid-template-columns: 1fr; }
  .alumno-value { max-width: 55%; }
}