/* ============================================================
   TG Comunicación & Bienestar Digital — Portal Estudiantil CSS
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800;900&family=Inter:wght@300;400;500;600&display=swap');

:root {
  --bg:      #080f1a;
  --bg2:     #0a1423;
  --surface: #0f1d30;
  --surface2:#152438;
  --navy:    #1a4276;
  --teal:    #00c4d4;
  --teal-l:  #00e0f0;
  --teal-d:  #0098a8;
  --white:   #f0f6ff;
  --muted:   #8eb4d4;
  --faint:   #4e7498;
  --border:  rgba(0,196,212,.15);
  --grad:    linear-gradient(135deg,#1a4276,#00c4d4);
  --shadow:  0 20px 60px rgba(0,0,0,.5);
  --radius:  16px;
  --t:       all .25s cubic-bezier(.4,0,.2,1);
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:'Inter','Outfit',sans-serif;
  background:var(--bg);
  color:var(--white);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
a{text-decoration:none;color:inherit}
button{cursor:pointer;border:none;background:none;font-family:inherit}
input,select,textarea{font-family:inherit}
::selection{background:var(--teal);color:#fff}

::-webkit-scrollbar{width:5px}
::-webkit-scrollbar-track{background:var(--bg)}
::-webkit-scrollbar-thumb{background:var(--navy);border-radius:3px}

/* ── Navbar ─────────────────────────────────────────────────── */
.p-navbar{
  display:flex;align-items:center;justify-content:space-between;
  padding:.9rem 2rem;
  background:rgba(8,15,26,.9);
  backdrop-filter:blur(20px);
  border-bottom:1px solid var(--border);
  position:sticky;top:0;z-index:100;
}
.p-brand{display:flex;align-items:center;gap:.75rem}
.p-brand-logo{width:40px;height:40px;object-fit:contain;border-radius:8px}
.p-brand-name{font-family:'Outfit',sans-serif;font-weight:900;font-size:1.3rem;line-height:1}
.p-brand-tag{font-size:.6rem;font-weight:600;color:var(--teal);text-transform:uppercase;letter-spacing:.05em}
.p-nav-links{display:flex;gap:1.5rem;font-size:.85rem}
.p-nav-links a{color:var(--muted);transition:var(--t)}
.p-nav-links a:hover{color:var(--teal)}

/* ── Hero ───────────────────────────────────────────────────── */
.p-hero{
  position:relative;overflow:hidden;
  padding:4rem 2rem 3rem;text-align:center;
}
.p-hero-bg{
  position:absolute;inset:0;
  background:radial-gradient(ellipse 80% 60% at 50% -20%,rgba(0,196,212,.18),transparent),
             radial-gradient(ellipse 60% 40% at 80% 80%,rgba(26,66,118,.25),transparent),
             var(--bg2);
  z-index:0;
}
.p-hero-content{position:relative;z-index:1;max-width:680px;margin:0 auto}
.p-hero-badge{
  display:inline-flex;align-items:center;gap:.5rem;
  background:rgba(0,196,212,.12);border:1px solid rgba(0,196,212,.3);
  color:var(--teal);padding:.35rem 1rem;border-radius:999px;
  font-size:.82rem;font-weight:700;margin-bottom:1.5rem;
}
.p-hero h1{
  font-family:'Outfit',sans-serif;font-size:clamp(2rem,5vw,3rem);
  font-weight:900;line-height:1.15;margin-bottom:1rem;
}
.p-hero p{font-size:1rem;color:var(--muted);max-width:520px;margin:0 auto}
.p-grad{
  background:var(--grad);-webkit-background-clip:text;
  -webkit-text-fill-color:transparent;background-clip:text;
}

/* ── Main ───────────────────────────────────────────────────── */
.p-main{
  width:min(95%,760px);margin:2.5rem auto 4rem;
  display:flex;flex-direction:column;gap:1.5rem;
}

/* ── Cards ──────────────────────────────────────────────────── */
.p-card{
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:1.75rem;
  box-shadow:0 8px 32px rgba(0,0,0,.35);
}
.p-card-header{
  display:flex;align-items:center;gap:1rem;margin-bottom:1.75rem;
  padding-bottom:1.25rem;border-bottom:1px solid rgba(0,196,212,.1);
}
.p-card-header h2{font-family:'Outfit',sans-serif;font-size:1.2rem;font-weight:700}
.p-card-header p{font-size:.82rem;color:var(--muted)}
.p-step-num{
  width:36px;height:36px;border-radius:50%;
  background:var(--grad);color:#fff;
  font-family:'Outfit',sans-serif;font-weight:800;font-size:1rem;
  display:flex;align-items:center;justify-content:center;flex-shrink:0;
}

/* ── Forms ──────────────────────────────────────────────────── */
.p-form{display:flex;flex-direction:column;gap:1.1rem}
.p-form-row{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
@media(max-width:580px){.p-form-row{grid-template-columns:1fr}}
.p-form-group{display:flex;flex-direction:column;gap:.4rem}
.p-form-group label{font-size:.8rem;font-weight:600;color:var(--muted)}
.req{color:var(--teal)}
.p-input-wrap{position:relative;display:flex;align-items:center}
.p-input-ico{position:absolute;left:.9rem;font-size:.9rem;pointer-events:none;z-index:1}
.p-input-wrap input,.p-form-group input,.p-form-group select,.p-form-group textarea{
  width:100%;padding:.75rem 1rem .75rem 2.5rem;
  background:rgba(255,255,255,.04);
  border:1.5px solid rgba(255,255,255,.1);
  border-radius:10px;color:var(--white);font-size:.92rem;
  outline:none;transition:var(--t);
}
.p-form-group select,.p-form-group textarea{padding-left:1rem}
.p-form-group select{appearance:none}
.p-form-group input:focus,.p-form-group select:focus,.p-form-group textarea:focus,
.p-input-wrap input:focus{
  border-color:var(--teal);
  background:rgba(0,196,212,.07);
  box-shadow:0 0 0 3px rgba(0,196,212,.15);
}
.p-form-group textarea{resize:vertical;min-height:80px}
.p-error{
  font-size:.82rem;color:#f87171;
  background:rgba(239,68,68,.08);border-radius:8px;
  padding:0;transition:var(--t);
}
.p-error:not(:empty){padding:.55rem .85rem}
.p-hint{font-size:.78rem;color:var(--faint);text-align:center}
.p-hint a{color:var(--teal)}

/* ── Buttons ─────────────────────────────────────────────────── */
.p-btn{
  padding:.85rem 1.5rem;border-radius:10px;
  font-family:'Outfit',sans-serif;font-weight:700;font-size:.95rem;
  transition:var(--t);display:inline-flex;align-items:center;
  justify-content:center;gap:.5rem;
}
.p-btn-primary{
  background:var(--grad);color:#fff;
  box-shadow:0 6px 24px rgba(0,196,212,.3);
}
.p-btn-primary:hover:not(:disabled){
  transform:translateY(-2px);
  box-shadow:0 10px 32px rgba(0,196,212,.45);
}
.p-btn-primary:disabled{opacity:.6;cursor:not-allowed}
.p-btn-outline{
  background:transparent;color:var(--teal);
  border:1.5px solid var(--teal);
}
.p-btn-outline:hover{background:rgba(0,196,212,.1)}

/* ── Status Card ─────────────────────────────────────────────── */
.p-status-card{
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:var(--radius);
  overflow:hidden;
  box-shadow:var(--shadow);
}
.p-status-header{
  display:flex;align-items:center;gap:1.25rem;
  padding:1.5rem 1.75rem;
  background:linear-gradient(135deg,rgba(26,66,118,.6),rgba(0,196,212,.15));
  border-bottom:1px solid var(--border);
}
.p-status-icon{font-size:2.5rem;line-height:1}
.p-status-info h2{font-family:'Outfit',sans-serif;font-size:1.3rem;font-weight:800}
.p-status-info p{font-size:.82rem;color:var(--muted);margin-top:.2rem;font-family:'Inter',monospace}
.p-status-body{padding:1.5rem 1.75rem;display:flex;align-items:center;gap:1rem;flex-wrap:wrap}
.p-status-badge{
  display:inline-flex;align-items:center;gap:.4rem;
  padding:.4rem 1rem;border-radius:999px;
  font-size:.82rem;font-weight:700;flex-shrink:0;
}
.badge-pendiente  {background:rgba(251,191,36,.15);color:#fbbf24;border:1px solid rgba(251,191,36,.3)}
.badge-enviado    {background:rgba(59,130,246,.15);color:#60a5fa;border:1px solid rgba(59,130,246,.3)}
.badge-inscrito   {background:rgba(34,197,94,.15); color:#4ade80;border:1px solid rgba(34,197,94,.3)}
.badge-completado {background:rgba(0,196,212,.15); color:var(--teal);border:1px solid rgba(0,196,212,.3)}
.badge-nocompletado{background:rgba(239,68,68,.12);color:#f87171;border:1px solid rgba(239,68,68,.25)}
.badge-cancelado  {background:rgba(107,114,128,.15);color:#9ca3af;border:1px solid rgba(107,114,128,.3)}
.p-status-desc{font-size:.88rem;color:var(--muted);flex:1}
.p-status-actions{padding:1.25rem 1.75rem;border-top:1px solid rgba(0,196,212,.08);display:flex;gap:1rem;flex-wrap:wrap}

/* ── Course Card ─────────────────────────────────────────────── */
.p-course-card{margin-top:0}
.p-course-grid{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1rem;
}
.p-course-item{
  background:rgba(0,196,212,.06);border:1px solid rgba(0,196,212,.15);
  border-radius:10px;padding:1rem;
}
.p-course-item-label{font-size:.72rem;font-weight:700;color:var(--teal);text-transform:uppercase;letter-spacing:.05em;margin-bottom:.25rem}
.p-course-item-value{font-size:.92rem;font-weight:600;color:var(--white)}

/* ── Payment Info ────────────────────────────────────────────── */
.p-payment-info{
  background:rgba(26,66,118,.2);border:1px solid rgba(0,196,212,.2);
  border-radius:12px;padding:1.25rem;margin-bottom:1.5rem;
}
.p-payment-info h3{font-family:'Outfit',sans-serif;font-size:1rem;font-weight:700;margin-bottom:1rem}
.p-payment-methods{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:.85rem;margin-bottom:1rem}
.p-method-card{
  background:rgba(255,255,255,.04);border:1px solid rgba(0,196,212,.15);
  border-radius:10px;padding:1rem;text-align:center;
}
.p-method-icon{font-size:1.8rem;margin-bottom:.5rem}
.p-method-card strong{display:block;font-size:.9rem;margin-bottom:.5rem;color:var(--white)}
.p-method-detail{font-size:.75rem;color:var(--muted);line-height:1.8}
.p-amount-display{
  text-align:center;padding:.75rem;
  background:rgba(0,196,212,.1);border-radius:8px;
  font-size:.95rem;color:var(--muted);
}
.p-amount-display strong{color:var(--teal);font-size:1.2rem}

/* ── Action Grid ─────────────────────────────────────────────── */
.p-action-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:1rem}
.p-action-btn{
  background:var(--surface);border:1px solid var(--border);
  border-radius:var(--radius);padding:1.5rem;text-align:center;
  transition:var(--t);cursor:pointer;
  display:flex;flex-direction:column;align-items:center;gap:.5rem;
}
.p-action-btn:hover{transform:translateY(-4px);box-shadow:0 12px 40px rgba(0,0,0,.4)}
.p-action-receipt:hover{border-color:var(--teal)}
.p-action-cert:hover{border-color:#fbbf24}
.p-action-icon{font-size:2.5rem}
.p-action-btn strong{font-family:'Outfit',sans-serif;font-size:1rem;font-weight:700}
.p-action-btn p{font-size:.78rem;color:var(--muted)}

/* ── Footer ─────────────────────────────────────────────────── */
.p-footer{
  text-align:center;padding:2rem;
  font-size:.82rem;color:var(--faint);
  border-top:1px solid var(--border);
}
.p-footer a{color:var(--teal)}

/* ── Modal overlay ───────────────────────────────────────────── */
.p-modal-overlay{
  position:fixed;inset:0;
  background:rgba(0,0,0,.8);backdrop-filter:blur(12px);
  z-index:1000;display:none;align-items:flex-start;justify-content:center;
  padding:1rem;overflow-y:auto;
}
.p-modal-overlay.open{display:flex}
.p-modal-card{
  background:#0f1d30;border:1px solid rgba(0,196,212,.2);
  border-radius:20px;width:min(780px,95vw);margin:1rem auto;
  box-shadow:0 40px 100px rgba(0,0,0,.7);
  animation:slideUp .35s cubic-bezier(.4,0,.2,1);
}
@keyframes slideUp{
  from{opacity:0;transform:translateY(30px)}
  to{opacity:1;transform:translateY(0)}
}

/* ══════════════════════════════════════
   RECIBO DE INSCRIPCIÓN — Estilos
   ══════════════════════════════════════ */
.recibo-wrap{padding:2rem}
.recibo-header{
  display:flex;align-items:center;justify-content:space-between;
  padding-bottom:1.25rem;border-bottom:2px solid rgba(0,196,212,.3);
  margin-bottom:1.5rem;flex-wrap:wrap;gap:1rem;
}
.recibo-logo-row{display:flex;align-items:center;gap:.75rem}
.recibo-logo-img{width:52px;height:52px;object-fit:contain;border-radius:8px}
.recibo-brand-name{font-family:'Outfit',sans-serif;font-weight:900;font-size:1.3rem}
.recibo-brand-tag{font-size:.65rem;color:var(--teal);font-weight:700;text-transform:uppercase;letter-spacing:.05em}
.recibo-title-col{text-align:right}
.recibo-title-col h2{font-family:'Outfit',sans-serif;font-weight:800;font-size:1.1rem;color:var(--teal)}
.recibo-title-col p{font-size:.78rem;color:var(--muted)}
.recibo-num{
  text-align:center;padding:1rem;
  background:linear-gradient(135deg,rgba(26,66,118,.4),rgba(0,196,212,.12));
  border:1px solid rgba(0,196,212,.2);border-radius:12px;margin-bottom:1.5rem;
}
.recibo-num-label{font-size:.72rem;text-transform:uppercase;letter-spacing:.1em;color:var(--teal);font-weight:700}
.recibo-num-val{font-family:'Outfit',monospace;font-size:1.6rem;font-weight:900;letter-spacing:.08em}
.recibo-section{margin-bottom:1.5rem}
.recibo-section-title{
  font-size:.72rem;font-weight:700;color:var(--teal);
  text-transform:uppercase;letter-spacing:.07em;
  margin-bottom:.75rem;padding-bottom:.4rem;
  border-bottom:1px solid rgba(0,196,212,.12);
}
.recibo-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:.75rem}
.recibo-field{background:rgba(0,196,212,.05);border:1px solid rgba(0,196,212,.1);border-radius:8px;padding:.85rem}
.recibo-field-label{font-size:.7rem;color:var(--muted);font-weight:600;margin-bottom:.2rem}
.recibo-field-value{font-size:.9rem;font-weight:600;color:var(--white)}
.recibo-horario{
  background:linear-gradient(135deg,rgba(26,66,118,.3),rgba(0,196,212,.1));
  border:1px solid rgba(0,196,212,.2);border-radius:12px;
  padding:1.25rem;display:grid;
  grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:1rem;
  margin-bottom:1.5rem;
}
.recibo-horario-item{text-align:center}
.recibo-horario-icon{font-size:1.8rem;margin-bottom:.35rem}
.recibo-horario-label{font-size:.7rem;color:var(--teal);font-weight:700;text-transform:uppercase}
.recibo-horario-val{font-size:.95rem;font-weight:700;margin-top:.2rem}
.recibo-footer-note{
  text-align:center;font-size:.78rem;color:var(--muted);
  background:rgba(0,196,212,.05);border-radius:8px;padding:1rem;
  border:1px solid rgba(0,196,212,.1);
}
.recibo-stamp{
  text-align:center;padding:1rem;margin-top:1rem;
  border-top:1px dashed rgba(0,196,212,.2);
}
.recibo-stamp span{
  display:inline-block;
  border:2px solid rgba(0,196,212,.5);
  color:var(--teal);font-weight:800;font-size:.9rem;
  padding:.3rem 1.5rem;border-radius:4px;
  transform:rotate(-3deg);letter-spacing:.08em;
}
.recibo-btns{display:flex;gap:1rem;margin-top:1.5rem;flex-wrap:wrap}
.recibo-btns button,.recibo-btns a{flex:1;min-width:140px;text-align:center}

/* ══════════════════════════════════════
   CERTIFICADO — Estilos premium
   ══════════════════════════════════════ */
.cert-wrap{
  padding:2.5rem;
  background:linear-gradient(160deg,#0a1a2e,#0d2440,#0a2832);
  border-radius:20px;position:relative;overflow:hidden;
}
.cert-border{
  position:absolute;inset:12px;
  border:1.5px solid rgba(0,196,212,.35);border-radius:14px;
  pointer-events:none;
}
.cert-border::before,.cert-border::after{
  content:'';position:absolute;
  width:20px;height:20px;
  border-color:var(--teal);border-style:solid;
}
.cert-border::before{top:-2px;left:-2px;border-width:2px 0 0 2px}
.cert-border::after{bottom:-2px;right:-2px;border-width:0 2px 2px 0}
.cert-header{text-align:center;margin-bottom:1.5rem;position:relative;z-index:1}
.cert-logo-row{display:flex;align-items:center;justify-content:center;gap:.75rem;margin-bottom:.75rem}
.cert-logo-img{width:52px;height:52px;object-fit:contain;border-radius:8px}
.cert-brand-name{font-family:'Outfit',sans-serif;font-weight:900;font-size:1.3rem}
.cert-brand-tag{font-size:.65rem;color:var(--teal);font-weight:700;text-transform:uppercase;letter-spacing:.05em}
.cert-title{
  font-family:'Outfit',sans-serif;font-size:1.8rem;font-weight:900;
  background:var(--grad);-webkit-background-clip:text;
  -webkit-text-fill-color:transparent;background-clip:text;
  margin-top:.5rem;
}
.cert-subtitle{font-size:.85rem;color:var(--muted);letter-spacing:.05em;text-transform:uppercase}
.cert-divider{
  height:2px;
  background:linear-gradient(90deg,transparent,var(--teal),transparent);
  margin:1.25rem 0;
}
.cert-body{text-align:center;position:relative;z-index:1}
.cert-otorga{font-size:.82rem;color:var(--muted);text-transform:uppercase;letter-spacing:.1em;margin-bottom:.5rem}
.cert-alumno{
  font-family:'Outfit',sans-serif;font-size:2.2rem;font-weight:900;
  color:var(--white);margin-bottom:.3rem;
  text-shadow:0 0 30px rgba(0,196,212,.3);
}
.cert-cedula{font-size:.82rem;color:var(--muted);margin-bottom:1.5rem}
.cert-por-haber{font-size:.88rem;color:var(--muted);margin-bottom:.5rem}
.cert-curso{
  font-family:'Outfit',sans-serif;font-size:1.4rem;font-weight:800;
  color:var(--teal);margin-bottom:.5rem;
}
.cert-duracion{font-size:.82rem;color:var(--muted)}
.cert-fechas{
  display:inline-flex;align-items:center;gap:1.5rem;
  margin:1.5rem auto;
  background:rgba(0,196,212,.08);border:1px solid rgba(0,196,212,.2);
  border-radius:10px;padding:.85rem 1.5rem;
  font-size:.82rem;flex-wrap:wrap;justify-content:center;
}
.cert-fechas span{color:var(--muted)}
.cert-fechas strong{color:var(--teal)}
.cert-footer{
  display:flex;justify-content:space-between;align-items:flex-end;
  margin-top:2rem;padding-top:1.25rem;
  border-top:1px solid rgba(0,196,212,.15);
  flex-wrap:wrap;gap:1rem;position:relative;z-index:1;
}
.cert-firma{text-align:center}
.cert-firma-line{
  width:120px;height:1px;background:rgba(0,196,212,.4);
  margin:0 auto .4rem;
}
.cert-firma-name{font-size:.75rem;font-weight:700;color:var(--white)}
.cert-firma-role{font-size:.65rem;color:var(--muted)}
.cert-qr{text-align:center}
.cert-qr-box{
  width:64px;height:64px;
  background:rgba(0,196,212,.1);border:1px solid rgba(0,196,212,.25);
  border-radius:8px;display:flex;align-items:center;justify-content:center;
  font-size:2rem;margin:0 auto .4rem;
}
.cert-qr-code{font-family:monospace;font-size:.65rem;color:var(--muted)}
.cert-btns{display:flex;gap:1rem;margin-top:1.5rem;flex-wrap:wrap}
.cert-btns button{flex:1;min-width:140px}

/* ── Print styles ───────────────────────────────────────────── */
@media print{
  body{background:#fff!important;color:#000!important}
  .p-navbar,.p-hero,.p-main,.p-footer,
  .recibo-btns,.cert-btns,.p-action-grid,.p-modal-overlay{display:none!important}
  .print-target{display:block!important}
}

/* ═══════════════════════════════════════════════════════════════
   PORTAL — RESPONSIVE COMPLETO
   ═══════════════════════════════════════════════════════════════ */

/* ── 900px: Tablets ─────────────────────────────────────────── */
@media (max-width: 900px) {
  .p-main           { width: min(96%, 760px); margin: 2rem auto 3rem; }
  .p-hero           { padding: 3rem 1.5rem 2rem; }
  .p-hero h1        { font-size: clamp(1.8rem, 5vw, 2.6rem); }
  .p-payment-methods{ grid-template-columns: repeat(3, 1fr); gap: .65rem; }
}

/* ── 768px: Tablet pequeño ─────────────────────────────────── */
@media (max-width: 768px) {
  .p-navbar         { padding: .75rem 1.25rem; flex-wrap: wrap; gap: .5rem; }
  .p-brand          { gap: .55rem; }
  .p-brand-logo     { width: 34px; height: 34px; }
  .p-brand-name     { font-size: 1.1rem; }
  .p-brand-tag      { display: none; }
  .p-nav-links      { font-size: .78rem; gap: 1rem; }

  .p-hero           { padding: 2.5rem 1.25rem 1.75rem; }
  .p-hero h1        { font-size: clamp(1.6rem, 6vw, 2.2rem); }
  .p-hero p         { font-size: .9rem; }

  .p-main           { width: 96%; margin: 1.5rem auto 3rem; gap: 1.25rem; }
  .p-card           { padding: 1.35rem; }
  .p-card-header    { gap: .75rem; margin-bottom: 1.25rem; padding-bottom: 1rem; }
  .p-card-header h2 { font-size: 1.05rem; }

  .p-form-row       { grid-template-columns: 1fr; gap: .85rem; }

  .p-payment-methods{ grid-template-columns: 1fr; gap: .65rem; }
  .p-method-card    { display: flex; align-items: center; gap: .85rem; text-align: left; padding: .75rem; }
  .p-method-icon    { font-size: 1.4rem; margin-bottom: 0; flex-shrink: 0; }

  .p-status-header  { padding: 1.25rem; gap: 1rem; }
  .p-status-icon    { font-size: 2rem; }
  .p-status-info h2 { font-size: 1.1rem; }
  .p-status-body    { padding: 1.1rem 1.25rem; }
  .p-status-actions { padding: 1rem 1.25rem; flex-direction: column; }
  .p-status-actions .p-btn { width: 100%; justify-content: center; }

  .p-course-grid    { grid-template-columns: 1fr 1fr; }

  .p-action-grid    { grid-template-columns: 1fr; }

  .recibo-header    { flex-direction: column; align-items: flex-start; }
  .recibo-title-col { text-align: left; }
  .recibo-grid      { grid-template-columns: 1fr 1fr; }
  .recibo-horario   { grid-template-columns: repeat(3, 1fr); }

  .cert-alumno      { font-size: 1.7rem; }
  .cert-titulo      { font-size: 1.2rem; }
  .cert-footer      { flex-direction: column; align-items: center; gap: 1.5rem; }
}

/* ── 640px: Móvil grande ────────────────────────────────────── */
@media (max-width: 640px) {
  .p-navbar         { padding: .65rem 1rem; }
  .p-brand-name     { font-size: 1rem; }
  .p-nav-links      { gap: .75rem; font-size: .75rem; }
  .p-nav-links a:first-child { display: none; }

  .p-hero           { padding: 2rem 1rem 1.5rem; }
  .p-hero h1        { font-size: clamp(1.4rem, 7vw, 1.9rem); }
  .p-hero-badge     { font-size: .72rem; padding: .28rem .8rem; }

  .p-main           { width: 100%; padding: 0 .75rem; margin: 1.25rem 0 2.5rem; }
  .p-card           { padding: 1.1rem; border-radius: 12px; }
  .p-step-num       { width: 30px; height: 30px; font-size: .85rem; }

  .p-btn            { padding: .75rem 1.1rem; font-size: .88rem; }
  .p-btn-primary    { width: 100%; }

  .p-course-grid    { grid-template-columns: 1fr; }
  .p-course-item    { padding: .75rem; }

  .p-payment-info   { padding: 1rem; }
  .p-payment-info h3{ font-size: .92rem; }
  .p-amount-display { font-size: .88rem; }
  .p-amount-display strong { font-size: 1.05rem; }

  .recibo-wrap      { padding: 1.25rem; }
  .recibo-logo-img  { width: 40px; height: 40px; }
  .recibo-num-val   { font-size: 1.2rem; }
  .recibo-grid      { grid-template-columns: 1fr; }
  .recibo-horario   { grid-template-columns: 1fr; gap: .75rem; padding: 1rem; }
  .recibo-horario-item { display: flex; align-items: center; gap: .75rem; text-align: left; }
  .recibo-horario-icon { font-size: 1.3rem; margin-bottom: 0; }
  .recibo-btns      { flex-direction: column; }
  .recibo-btns button { width: 100%; }

  .cert-wrap        { padding: 1.5rem 1.1rem; }
  .cert-alumno      { font-size: 1.4rem; }
  .cert-curso       { font-size: 1.1rem; }
  .cert-fechas      { flex-direction: column; gap: .5rem; padding: .75rem 1rem; font-size: .78rem; }
  .cert-btns        { flex-direction: column; }
  .cert-btns button { width: 100%; }

  .p-modal-overlay  { padding: .5rem .5rem 0; align-items: flex-start; }
  .p-modal-card     { border-radius: 14px 14px 0 0; margin: 0; width: 100%; }
}

/* ── 480px: Móvil estándar ──────────────────────────────────── */
@media (max-width: 480px) {
  .p-brand-logo     { width: 30px; height: 30px; }
  .p-brand-name     { font-size: .92rem; }
  .p-nav-links      { display: none; }

  .p-card           { padding: 1rem; }
  .p-card-header h2 { font-size: .98rem; }
  .p-card-header p  { font-size: .75rem; }

  .p-form-group label { font-size: .75rem; }
  .p-input-wrap input,
  .p-form-group input,
  .p-form-group select,
  .p-form-group textarea { font-size: .85rem; padding: .65rem .85rem .65rem 2.2rem; }

  .p-status-icon    { font-size: 1.7rem; }
  .p-status-info h2 { font-size: 1rem; }
  .p-status-info p  { font-size: .72rem; }
  .p-status-badge   { font-size: .75rem; }
  .p-status-desc    { font-size: .82rem; }

  .p-action-btn     { padding: 1.1rem; }
  .p-action-icon    { font-size: 2rem; }
  .p-action-btn strong { font-size: .9rem; }
  .p-action-btn p   { font-size: .72rem; }

  .recibo-brand-name { font-size: 1.1rem; }
  .recibo-num-val   { font-size: 1.05rem; letter-spacing: .04em; }
  .recibo-field     { padding: .65rem; }
  .recibo-field-value { font-size: .82rem; }

  .cert-title       { font-size: 1.4rem; }
  .cert-alumno      { font-size: 1.2rem; }
}

/* ── Landscape móvil ────────────────────────────────────────── */
@media (max-width: 768px) and (orientation: landscape) and (max-height: 480px) {
  .p-hero           { padding: 1.5rem 1rem; }
  .p-hero h1        { font-size: 1.5rem; }
  .p-hero p         { display: none; }
}

/* ── Touch improvements ─────────────────────────────────────── */
@media (hover: none) and (pointer: coarse) {
  .p-action-btn:hover   { transform: none; }
  .p-action-btn:active  { transform: scale(0.98); opacity: .9; }
  .p-btn:hover:not(:disabled) { transform: none; }
  .p-btn:active:not(:disabled){ transform: scale(0.97); }
  .p-input-wrap input,
  .p-form-group input,
  .p-form-group select,
  .p-form-group textarea { min-height: 44px; }
}