/* ====== Base / Theme ====== */
:root{
  --bg-1:#0ea5e9;         /* azul principal */
  --bg-2:#0284c7;         /* azul profundo */
  --text:#ffffff;
  --muted:#e6f6ff;
  --accent:#ffffff;
  --shadow: 0 10px 30px rgba(0,0,0,.25);
  --radius: 22px;
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  color:var(--text);
  font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,"Helvetica Neue",Arial,sans-serif;
  background:
    radial-gradient(1200px 600px at 80% -10%, rgba(255,255,255,.18), transparent 60%),
    radial-gradient(900px 400px at 0% 100%, rgba(255,255,255,.10), transparent 60%),
    linear-gradient(135deg, var(--bg-1), var(--bg-2));
}

/* ====== Layout ====== */
.page{
  min-height:100svh;
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:28px;
  padding:40px 20px;
}

.card{
  position:relative;
  width:min(720px, 92vw);
  padding:38px 28px 30px;
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.25);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  backdrop-filter: blur(8px);
  text-align:center;
}

.card::after{
  content:"";
  position:absolute; inset:-2px;
  border-radius:calc(var(--radius) + 2px);
  background:linear-gradient(180deg, rgba(255,255,255,.25), rgba(255,255,255,0));
  mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  padding:1px;
  pointer-events:none;
}

/* ====== Typography ====== */
.title{
  margin:0 0 6px;
  font-family:"Playfair Display", serif;
  font-weight:700;
  line-height:1;
  font-size:clamp(36px, 6vw, 64px);
  text-shadow:0 2px 0 rgba(0,0,0,.08);
}

.subtitle{
  margin:0 auto 14px;
  font-weight:600;
  letter-spacing:.3px;
  opacity:.95;
  font-size:clamp(16px, 2.5vw, 22px);
  position:relative;
  display:inline-block;
  padding:10px 8px;
}
.subtitle::before,
.subtitle::after{
  content:"";
  position:absolute; left:-14vw; right:-14vw;
  height:2px; background:rgba(255,255,255,.65);
}
.subtitle::before{ top:0 }
.subtitle::after{ bottom:0 }

.renew{
  margin:8px 0 16px;
  font-family:"Playfair Display", serif;
  font-weight:700;
  letter-spacing:.12em;
  font-size:clamp(28px, 6vw, 56px);
  display:inline-block;
  padding:.35em .9em;
  color:var(--bg-2);
  background:var(--accent);
  border-radius:999px;
  box-shadow:0 8px 20px rgba(0,0,0,.18);
}

.note{
  margin:0 auto 14px;
  max-width:42ch;
  line-height:1.5;
  font-size:clamp(14px, 2.2vw, 18px);
  color:var(--muted);
}

.mail{
  display:inline-flex;
  align-items:center;
  gap:10px;
  margin-top:4px;
  font-weight:600;
  text-decoration:none;
  color:#fff;
  padding:10px 14px;
  border-radius:12px;
  border:1px dashed rgba(255,255,255,.45);
  transition:transform .15s ease, background .15s ease;
}
.mail:hover{ background:rgba(255,255,255,.12); transform:translateY(-1px) }
.mail-icon{ width:20px; height:20px; fill:#fff; opacity:.95 }

.actions{ margin-top:18px }
.btn{
  display:inline-block;
  padding:12px 20px;
  border-radius:12px;
  background:#fff;
  color:var(--bg-2);
  font-weight:700;
  text-decoration:none;
  box-shadow:var(--shadow);
}
.btn:active{ transform:translateY(1px) }

/* ====== Footer + Icono ====== */
.footer{
  opacity:.9;
  font-size:13px;
  text-align:center;
  display:flex;
  flex-direction:column;
  align-items:center;
  gap:10px;
}

.logo-mini{
  width:56px;           /* tamaño “resolución chica” */
  height:56px;
  display:block;
  filter: drop-shadow(0 2px 8px rgba(0,0,0,.25));
  transition: transform .18s ease;
}
.logo-mini:hover{ transform: translateY(-2px) }

/* ====== Small tweaks for very narrow screens ====== */
@media (max-width:360px){
  .mail{ font-size:14px }
}