/* =============================================
   RENOVAR.CSS — Roller Pingüinos v3
   ============================================= */

:root {
  --yellow:   #FFB612;
  --dark:     #101820;
  --dark-2:   #161f29;
  --dark-3:   #1e2a38;
  --white:    #ffffff;
  --gray:     #8899aa;
  --gray-light: #ccd6e0;
  --red:      #e74c3c;
  --green:    #2ecc71;
  --font:     'Outfit', sans-serif;
  --radius:   16px;
  --radius-sm:8px;
  --transition: all 0.3s cubic-bezier(0.4,0,0.2,1);
}

*, *::before, *::after { margin:0; padding:0; box-sizing:border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font);
  background: var(--dark);
  color: var(--white);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}
::-webkit-scrollbar { width:6px; }
::-webkit-scrollbar-track { background: var(--dark); }
::-webkit-scrollbar-thumb { background: var(--yellow); border-radius:3px; }
a { color:inherit; text-decoration:none; }
button { font-family: var(--font); cursor:pointer; border:none; }

/* ---- NAVBAR ---- */
.rnav {
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px 40px;
  border-bottom: 1px solid rgba(255,182,18,0.12);
  background: rgba(16,24,32,0.9);
  backdrop-filter: blur(20px);
  position: sticky; top:0; z-index:100;
}
.rnav-logo img { height: 44px; }
.rnav-back {
  display: flex; align-items: center; gap:8px;
  font-size: 14px; font-weight: 600;
  color: var(--gray-light);
  transition: var(--transition);
}
.rnav-back:hover { color: var(--yellow); }

/* ---- MAIN ---- */
.renovar-main {
  flex: 1;
  display: flex; flex-direction: column; align-items: center;
  padding: 50px 20px 80px;
  gap: 32px;
}

/* ---- STEPS BAR ---- */
.steps-bar {
  display: flex; align-items: center; gap: 0;
  max-width: 480px; width: 100%;
}
.step {
  display: flex; flex-direction: column; align-items: center; gap: 8px;
  flex-shrink: 0;
}
.step-dot {
  width: 44px; height: 44px;
  border-radius: 50%;
  border: 2px solid rgba(255,255,255,0.15);
  display: flex; align-items: center; justify-content: center;
  font-size: 16px; color: var(--gray);
  background: var(--dark-2);
  transition: var(--transition);
}
.step span {
  font-size: 12px; color: var(--gray); font-weight: 600;
  letter-spacing: 0.5px;
}
.step.active .step-dot {
  border-color: var(--yellow);
  background: var(--yellow);
  color: var(--dark);
}
.step.active span { color: var(--yellow); }
.step.done .step-dot {
  border-color: var(--green);
  background: var(--green);
  color: var(--white);
}
.step.done span { color: var(--green); }

.step-line {
  flex: 1; height: 2px;
  background: rgba(255,255,255,0.1);
  margin-bottom: 24px;
  transition: background 0.5s;
}
.step-line.done { background: var(--green); }

/* ---- CARD ---- */
.card {
  background: var(--dark-2);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius);
  padding: 44px 40px;
  width: 100%; max-width: 520px;
  display: flex; flex-direction: column; gap: 24px;
  animation: card-in 0.4s ease;
}
@keyframes card-in {
  from { opacity:0; transform: translateY(20px); }
  to   { opacity:1; transform: translateY(0); }
}
.card.hidden { display: none; }

.card-icon {
  width: 64px; height: 64px;
  border-radius: var(--radius);
  background: rgba(255,182,18,0.12);
  display: flex; align-items: center; justify-content: center;
  font-size: 28px; color: var(--yellow);
}
.card h1 {
  font-size: 26px; font-weight: 800;
}
.card h2 {
  font-size: 22px; font-weight: 800;
}
.card-desc {
  font-size: 15px; color: var(--gray-light);
  line-height: 1.65;
}

/* ---- INPUT GROUP ---- */
.input-group { display:flex; flex-direction:column; gap:8px; }
.input-group label {
  font-size:13px; font-weight:700; letter-spacing:1px;
  text-transform:uppercase; color:var(--gray-light);
}
.input-row {
  display:flex; align-items:center;
  background: var(--dark-3);
  border:2px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-sm);
  overflow:hidden;
  transition: border-color 0.3s;
}
.input-row:focus-within { border-color: var(--yellow); }
.input-prefix {
  padding: 0 14px;
  color: var(--yellow); font-size: 16px;
  border-right: 1px solid rgba(255,255,255,0.08);
}
.input-row input {
  flex:1; padding: 14px 16px;
  background:none; border:none; outline:none;
  font-family:var(--font); font-size:18px; font-weight:600;
  color:var(--white);
  -moz-appearance: textfield;
}
.input-row input::-webkit-outer-spin-button,
.input-row input::-webkit-inner-spin-button { -webkit-appearance:none; }
.input-hint {
  font-size:13px; color:var(--gray);
}

/* ---- BUTTONS ---- */
.btn-primary {
  display:flex; align-items:center; justify-content:center; gap:10px;
  padding: 15px 28px;
  background: var(--yellow); color: var(--dark);
  font-family:var(--font); font-weight:800; font-size:16px;
  border-radius:50px;
  transition: var(--transition);
  border:2px solid var(--yellow);
}
.btn-primary:hover {
  background:transparent; color:var(--yellow);
  transform:translateY(-2px);
  box-shadow: 0 8px 24px rgba(255,182,18,0.3);
}
.btn-primary:disabled {
  opacity:0.6; cursor:not-allowed;
  transform:none; box-shadow:none;
}
.btn-primary i { font-size:14px; }

.btn-ghost {
  display:flex; align-items:center; justify-content:center; gap:8px;
  padding: 13px 28px;
  background:transparent; color:var(--gray-light);
  font-family:var(--font); font-weight:600; font-size:15px;
  border-radius:50px;
  border:2px solid rgba(255,255,255,0.15);
  transition: var(--transition);
}
.btn-ghost:hover { border-color:var(--yellow); color:var(--yellow); }

/* ---- ERROR ---- */
.error-msg {
  font-size:14px; color:var(--red);
  background:rgba(231,76,60,0.1);
  border:1px solid rgba(231,76,60,0.3);
  border-radius:var(--radius-sm);
  padding:12px 16px;
  display:none;
}
.error-msg.show { display:block; animation:card-in 0.3s ease; }

/* ---- PASO 2 — alumno info ---- */
.alumno-info {
  display:flex; align-items:center; gap:16px;
  padding:18px 20px;
  background:rgba(255,182,18,0.07);
  border:1px solid rgba(255,182,18,0.2);
  border-radius:var(--radius);
}
.alumno-avatar { font-size:48px; color:var(--yellow); line-height:1; }
.alumno-info h2 { font-size:20px; font-weight:800; margin-bottom:4px; }
.alumno-matricula { font-size:13px; color:var(--gray); }
.alumno-matricula span { color:var(--yellow); font-weight:700; }

.section-label {
  font-size:12px; font-weight:700; letter-spacing:2px;
  text-transform:uppercase; color:var(--gray); margin-bottom:4px;
}
.plan-actual { display:flex; flex-direction:column; gap:8px; }
.plan-chip {
  display:inline-flex; align-items:center; gap:10px;
  padding:10px 18px;
  background:rgba(255,255,255,0.05);
  border:1px solid rgba(255,255,255,0.1);
  border-radius:50px;
  font-size:15px; font-weight:600; color:var(--gray-light);
  width:fit-content;
}
.plan-chip i { color:var(--yellow); }

/* ---- RADIO CARDS ---- */
.opciones-group { display:flex; flex-direction:column; gap:10px; }
.radio-card {
  display:flex; align-items:center; gap:16px;
  padding:16px 18px;
  background:var(--dark-3);
  border:2px solid rgba(255,255,255,0.08);
  border-radius:var(--radius);
  cursor:pointer;
  transition:var(--transition);
  position:relative;
}
.radio-card:hover { border-color:rgba(255,182,18,0.3); }
.radio-card.selected {
  border-color:var(--yellow);
  background:rgba(255,182,18,0.06);
}
.radio-card input[type="radio"] { display:none; }
.rc-content {
  display:flex; align-items:center; gap:14px; flex:1;
}
.rc-content i { font-size:20px; color:var(--yellow); flex-shrink:0; }
.rc-content strong { display:block; font-size:15px; font-weight:700; }
.rc-content span { font-size:13px; color:var(--gray-light); }
.rc-check {
  width:24px; height:24px;
  border-radius:50%;
  border:2px solid rgba(255,255,255,0.2);
  display:flex; align-items:center; justify-content:center;
  font-size:12px; color:transparent;
  transition:var(--transition);
  flex-shrink:0;
}
.radio-card.selected .rc-check {
  background:var(--yellow); border-color:var(--yellow); color:var(--dark);
}

/* ---- PLAN SELECTOR ---- */
.plan-selector { display:flex; flex-direction:column; gap:12px; }
.plan-selector.hidden { display:none; }
.planes-grid { display:flex; flex-direction:column; gap:8px; }
.plan-option {
  display:flex; align-items:center; justify-content:space-between;
  padding:14px 18px;
  background:var(--dark-3);
  border:2px solid rgba(255,255,255,0.07);
  border-radius:var(--radius-sm);
  cursor:pointer;
  transition:var(--transition);
}
.plan-option:hover { border-color:rgba(255,182,18,0.3); }
.plan-option.selected {
  border-color:var(--yellow);
  background:rgba(255,182,18,0.07);
}
.plan-option-info strong { display:block; font-size:14px; font-weight:700; }
.plan-option-info span { font-size:13px; color:var(--gray-light); }
.plan-option-precio { font-size:18px; font-weight:900; color:var(--yellow); }
.plan-option-precio small { font-size:12px; font-weight:500; color:var(--gray); }

/* ---- PASO 3 — pago ---- */
.resumen-pago {
  background:var(--dark-3);
  border:1px solid rgba(255,255,255,0.07);
  border-radius:var(--radius);
  padding:20px 22px;
  display:flex; flex-direction:column; gap:12px;
}
.resumen-row {
  display:flex; align-items:center; justify-content:space-between;
  font-size:14px; color:var(--gray-light);
}
.resumen-row strong { color:var(--white); font-weight:700; }
.resumen-divider { height:1px; background:rgba(255,255,255,0.08); }
.resumen-row.total { font-size:15px; }
.resumen-row.total strong { color:var(--yellow); font-size:20px; font-weight:900; }

.stripe-wrap { display:flex; flex-direction:column; gap:10px; }
.stripe-wrap label {
  font-size:13px; font-weight:700; letter-spacing:1px;
  text-transform:uppercase; color:var(--gray-light);
}
#stripe-card-element {
  background:var(--dark-3);
  border:2px solid rgba(255,255,255,0.1);
  border-radius:var(--radius-sm);
  padding:14px 16px;
  transition:border-color 0.3s;
}
#stripe-card-element.StripeElement--focus { border-color:var(--yellow); }
#stripe-card-element.StripeElement--invalid { border-color:var(--red); }

.stripe-error {
  font-size:13px; color:var(--red); min-height:20px;
}

.pago-nota {
  display:flex; align-items:flex-start; gap:10px;
  font-size:13px; color:var(--gray);
  line-height:1.5;
}
.pago-nota i { color:var(--yellow); flex-shrink:0; margin-top:2px; }

/* ---- PASO 4 — éxito ---- */
.success-icon {
  font-size:72px; color:var(--green);
  text-align:center;
  animation:pop-in 0.5s cubic-bezier(0.175,0.885,0.32,1.275);
}
@keyframes pop-in {
  from { transform:scale(0.3); opacity:0; }
  to   { transform:scale(1); opacity:1; }
}
.success-details {
  background:var(--dark-3);
  border:1px solid rgba(255,255,255,0.07);
  border-radius:var(--radius);
  padding:20px 22px;
  display:flex; flex-direction:column; gap:14px;
}
.sd-row {
  display:flex; align-items:center; gap:14px;
  font-size:15px; color:var(--gray-light);
}
.sd-row i { color:var(--yellow); width:20px; text-align:center; flex-shrink:0; }

/* ---- LOADING SPINNER ---- */
.spinner {
  display:inline-block;
  width:18px; height:18px;
  border:2px solid rgba(255,255,255,0.3);
  border-top-color:currentColor;
  border-radius:50%;
  animation:spin 0.7s linear infinite;
  vertical-align:middle;
}
@keyframes spin { to { transform:rotate(360deg); } }

/* ---- RESPONSIVE ---- */
@media (max-width: 600px) {
  .rnav { padding:16px 20px; }
  .card { padding:28px 22px; }
  .steps-bar { max-width:340px; }
  .step span { font-size:10px; }
  .step-dot { width:38px; height:38px; font-size:14px; }
}