/* miprofenlinea - estilos globales */

:root{
  --brand-900:#313d53;
  --brand-500:#6a99b4;
  --bg:#0b1220;
  --surface:#0f1b30;
  --surface-2:#122543;
  --text:#e8eef7;
  --muted:#b8c7d9;
  --ring:rgba(106,153,180,.35);
  --shadow:0 10px 30px rgba(0,0,0,.35);
  --radius:18px;
  --max:1100px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,"Apple Color Emoji","Segoe UI Emoji";
  color:var(--text);
  background:radial-gradient(1200px 800px at 10% 10%, rgba(106,153,180,.18), transparent 50%),
             radial-gradient(900px 600px at 90% 20%, rgba(49,61,83,.35), transparent 55%),
             linear-gradient(180deg, #060a12 0%, #070d18 55%, #060a12 100%);
  min-height:100vh;
}

a{color:inherit; text-decoration:none}
img{max-width:100%; display:block}

.container{width:100%; max-width:var(--max); margin:0 auto; padding:0 20px}

/* Top navigation */
.topnav{
  position:sticky;
  top:0;
  z-index:50;
  backdrop-filter: blur(10px);
  background:rgba(6,10,18,.55);
  border-bottom:1px solid rgba(184,199,217,.12);
}
.nav-inner{
  height:72px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
}

.brand{display:flex; align-items:center; gap:12px; font-weight:800; letter-spacing:.2px}
.brand-mark{
  width:34px; height:34px;
  border-radius:12px;
  background:linear-gradient(135deg, var(--brand-500), var(--brand-900));
  box-shadow:0 10px 25px rgba(106,153,180,.25);
}
.brand-text{font-size:1.5rem}

.nav-links{display:flex; align-items:center; gap:10px}
.nav-link{
  padding:10px 12px;
  border-radius:12px;
  color:var(--muted);
  font-weight:600;
  transition:transform .15s ease, background .15s ease, color .15s ease;
}
.nav-link:hover{background:rgba(106,153,180,.12); color:var(--text)}
.nav-link.active{background:rgba(106,153,180,.18); color:var(--text); box-shadow:0 0 0 3px var(--ring) inset}

.nav-toggle{
  display:none;
  background:transparent;
  border:1px solid rgba(184,199,217,.18);
  padding:10px;
  border-radius:12px;
  cursor:pointer;
}
.nav-toggle .bar{
  display:block;
  width:22px;
  height:2px;
  background:var(--text);
  margin:4px 0;
  border-radius:2px;
  opacity:.9;
}

@media (max-width: 860px){
  .nav-toggle{display:block}
  .nav-links{
    position:absolute;
    top:72px;
    left:0; right:0;
    padding:10px;
    display:none;
    flex-direction:column;
    background:rgba(6,10,18,.9);
    border-bottom:1px solid rgba(184,199,217,.12);
  }
  .nav-links.open{display:flex}
  .nav-link{width:100%}
}

/* Page layout */
main{padding:34px 0 70px}
.section{padding:44px 0}
.section-title{font-size:1.8rem; margin:0 0 10px}
.section-sub{margin:0 0 24px; color:var(--muted); line-height:1.6}

/* Hero */
.hero{
  padding:28px 0 18px;
}
.hero-grid{
  display:grid;
  grid-template-columns: 1.1fr .9fr;
  gap:26px;
  align-items:center;
}
.hero-card{
  background:linear-gradient(180deg, rgba(15,27,48,.85), rgba(15,27,48,.55));
  border:1px solid rgba(184,199,217,.12);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  padding:26px;
}
.kicker{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:6px 10px;
  border-radius:999px;
  background:rgba(106,153,180,.14);
  border:1px solid rgba(106,153,180,.25);
  color:var(--text);
  font-weight:700;
  font-size:.9rem;
}
.h1{font-size:2.4rem; margin:14px 0 12px; line-height:1.12}
.lead{margin:0 0 18px; color:var(--muted); line-height:1.65; font-size:1.05rem}

.cta-row{display:flex; gap:12px; flex-wrap:wrap; margin-top:14px}
.btn{
  display:inline-flex;
  align-items:center;
  gap:10px;
  padding:12px 14px;
  border-radius:14px;
  font-weight:800;
  border:1px solid rgba(184,199,217,.16);
  background:rgba(18,37,67,.65);
  color:var(--text);
  cursor:pointer;
  transition:transform .15s ease, box-shadow .15s ease, background .15s ease;
}
.btn:hover{transform:translateY(-1px); box-shadow:0 10px 20px rgba(0,0,0,.25)}
.btn-primary{
  background:linear-gradient(135deg, var(--brand-500), var(--brand-900));
  border-color:rgba(106,153,180,.35);
}
.btn-outline{background:transparent}

.hero-illustration{
  background:linear-gradient(180deg, rgba(18,37,67,.55), rgba(18,37,67,.25));
  border:1px solid rgba(184,199,217,.12);
  border-radius:var(--radius);
  padding:18px;
}

@media (max-width: 960px){
  .hero-grid{grid-template-columns:1fr}
  .h1{font-size:2.1rem}
}

/* Feature cards */
.cards{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap:14px;
}
.card{
  background:linear-gradient(180deg, rgba(15,27,48,.8), rgba(15,27,48,.5));
  border:1px solid rgba(184,199,217,.12);
  border-radius:var(--radius);
  padding:18px;
  box-shadow:0 8px 20px rgba(0,0,0,.25);
}
.card h3{margin:0 0 8px; font-size:1.1rem}
.card p{margin:0; color:var(--muted); line-height:1.6}

@media (max-width: 900px){
  .cards{grid-template-columns:1fr}
}

/* Tutors grid */
.tutors-grid{
  display:grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap:16px;
}
.tutor-card{
  position:relative;
  background:linear-gradient(180deg, rgba(18,37,67,.7), rgba(15,27,48,.55));
  border:1px solid rgba(184,199,217,.12);
  border-radius:22px;
  padding:18px;
  box-shadow:0 10px 25px rgba(0,0,0,.25);
  transition: transform .16s ease, box-shadow .16s ease, border-color .16s ease;
  overflow:hidden;
}
.tutor-card:hover{
  transform: translateY(-4px) scale(1.02);
  box-shadow:0 18px 40px rgba(0,0,0,.35);
  border-color:rgba(106,153,180,.35);
}
.tutor-top{display:flex; gap:14px; align-items:center}
.avatar{
  width:64px; height:64px;
  border-radius:50%;
  overflow:hidden;
  flex:0 0 auto;
  background:rgba(106,153,180,.18);
}
.avatar img{width:100%; height:100%; object-fit:cover}
.tutor-name{margin:0; font-size:1.15rem; font-weight:900}
.tutor-role{margin:2px 0 0; color:var(--muted); font-weight:700; font-size:.92rem}

.meta{margin-top:12px; display:grid; gap:7px}
.meta-row{display:flex; gap:10px; align-items:baseline; line-height:1.4}
.meta-label{color:rgba(184,199,217,.78); font-weight:800; min-width:120px}
.meta-value{color:var(--text); font-weight:700}
.badge{
  display:inline-flex;
  align-items:center;
  gap:7px;
  padding:6px 10px;
  border-radius:999px;
  background:rgba(106,153,180,.14);
  border:1px solid rgba(106,153,180,.25);
  font-weight:800;
}

/* Cap max 3 columns on wide screens by limiting container width */
.tutors-wrap{max-width:var(--max); margin:0 auto}

/* Social icons */
.social-row{display:flex; gap:12px; flex-wrap:wrap}
.icon-btn{
  width:48px; height:48px;
  border-radius:16px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  border:1px solid rgba(184,199,217,.16);
  background:rgba(18,37,67,.55);
  color:var(--text);
  transition:transform .15s ease, box-shadow .15s ease, background .15s ease;
}
.icon-btn:hover{transform:translateY(-2px); box-shadow:0 12px 22px rgba(0,0,0,.28); background:rgba(106,153,180,.14)}

/* Footer */
footer{
  border-top:1px solid rgba(184,199,217,.12);
  padding:22px 0;
  color:rgba(184,199,217,.8);
}
.footer-inner{display:flex; justify-content:space-between; gap:12px; flex-wrap:wrap}

/* WhatsApp floating button */
.whatsapp-float{
  position:fixed;
  right:18px;
  bottom:18px;
  z-index:60;
  width:56px;
  height:56px;
  border-radius:18px;
  display:flex;
  align-items:center;
  justify-content:center;
  background:linear-gradient(135deg, #25D366, #128C7E);
  color:white;
  box-shadow:0 16px 40px rgba(0,0,0,.35);
  border:0;
}
.whatsapp-float:hover{transform:translateY(-2px)}

/* Simple content blocks */
.block{
  background:linear-gradient(180deg, rgba(15,27,48,.8), rgba(15,27,48,.55));
  border:1px solid rgba(184,199,217,.12);
  border-radius:var(--radius);
  padding:20px;
  box-shadow:0 10px 25px rgba(0,0,0,.25);
}

/* Forms */
.form-grid{display:grid; grid-template-columns:1fr 1fr; gap:12px}
.form-grid .full{grid-column:1/-1}
.input{
  width:100%;
  padding:12px 12px;
  border-radius:14px;
  border:1px solid rgba(184,199,217,.16);
  background:rgba(18,37,67,.35);
  color:var(--text);
  outline:none;
}
.input:focus{box-shadow:0 0 0 3px var(--ring)}
textarea.input{min-height:120px; resize:vertical}

@media (max-width: 700px){
  .form-grid{grid-template-columns:1fr}
  
  .brand-text{font-size: 1.05rem}
  .brand-logo{
  width: 50px;
  height: 50px;
}
}

/* LOGO */
.brand-logo{
  width: 80px;
  height: 80px;
  object-fit: contain;
  border-radius: 10px; /* si quieres esquinas suaves; cámbialo a 50% si lo quieres circular */
  display: block;
}

/* Si aún existe la regla de .brand-mark, puedes ocultarla */
.brand-mark{ display:none; }



/* tutoress--------- */

.avatar{
  width: 96px;
  height: 96px;
  border-radius: 50%;
  overflow: hidden;
  flex: 0 0 auto;
}
.avatar img{
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
}