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

:root{
    --navy: #152a6e;
    --blue: #3062f2;
    --red: #e63946;
    --yellow: #f4b400;
    --green: #2a9d3d;
    --pink: #ec4899;
    --bg: #f4f6fb;
    --card-bg: #ffffff;
    --text: #1c2333;
    --text-muted: #6b7280;
    --border: #e5e9f2;
    --shadow: 0 10px 30px rgba(21, 42, 110, 0.08);
    --radius: 16px;
}

*{ box-sizing: border-box; }

html, body{
    margin: 0;
    padding: 0;
    background: var(--bg);
    color: var(--text);
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    -webkit-font-smoothing: antialiased;
}

a{ color: inherit; text-decoration: none; }

.franja-marca{
    height: 6px;
    width: 100%;
    display: flex;
}
.franja-marca span{ flex: 1; }
.franja-marca span:nth-child(1){ background: var(--red); }
.franja-marca span:nth-child(2){ background: var(--yellow); }
.franja-marca span:nth-child(3){ background: var(--green); }
.franja-marca span:nth-child(4){ background: var(--blue); }

.topbar{
    background: #fff;
    border-bottom: 1px solid var(--border);
    padding: 18px 0;
}
.topbar .contenedor{
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.topbar img{ height: 40px; display:block; }
.topbar .admin-link{
    font-size: 13px;
    font-weight: 600;
    color: var(--text-muted);
    border: 1px solid var(--border);
    padding: 8px 14px;
    border-radius: 999px;
    transition: all .15s ease;
}
.topbar .admin-link:hover{ color: var(--blue); border-color: var(--blue); }

.contenedor{
    max-width: 1120px;
    margin: 0 auto;
    padding: 0 24px;
}

.hero{
    text-align: center;
    padding: 56px 0 24px;
}
.hero .eyebrow{
    display: inline-block;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: .08em;
    text-transform: uppercase;
    color: var(--blue);
    background: rgba(48,98,242,.08);
    padding: 6px 14px;
    border-radius: 999px;
    margin-bottom: 16px;
}
.hero h1{
    font-size: 34px;
    font-weight: 800;
    color: var(--navy);
    margin: 0 0 12px;
    letter-spacing: -0.02em;
}
.hero p{
    color: var(--text-muted);
    font-size: 16px;
    max-width: 620px;
    margin: 0 auto;
    line-height: 1.6;
}

.pasos{
    display: flex;
    justify-content: center;
    gap: 8px;
    margin: 28px 0 8px;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-muted);
}
.pasos .paso{
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px 14px;
    border-radius: 999px;
}
.pasos .paso.activo{ background: var(--navy); color: #fff; }
.pasos .paso .num{
    width: 20px; height: 20px;
    border-radius: 50%;
    background: rgba(0,0,0,.08);
    display: flex; align-items:center; justify-content:center;
    font-size: 11px;
}
.pasos .paso.activo .num{ background: rgba(255,255,255,.25); }

/* ---------- Tarjetas de planes (Paso 1) ---------- */
.planes-grid{
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 24px;
    padding: 32px 0 64px;
    align-items: stretch;
}
.plan-card{
    background: var(--card-bg);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 32px 26px;
    display: flex;
    flex-direction: column;
    border: 2px solid transparent;
    position: relative;
    transition: transform .18s ease, box-shadow .18s ease;
}
.plan-card:hover{ transform: translateY(-4px); box-shadow: 0 16px 40px rgba(21,42,110,.14); }
.plan-card.destacado{
    border-color: var(--pink);
    background: linear-gradient(180deg, #fff 0%, #fff5fa 100%);
}
.plan-card .badge-destacado{
    position: absolute;
    top: -14px; left: 50%;
    transform: translateX(-50%);
    background: var(--pink);
    color: #fff;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: .04em;
    text-transform: uppercase;
    padding: 6px 16px;
    border-radius: 999px;
    white-space: nowrap;
}
.plan-card h3{
    text-align: center;
    font-size: 13px;
    font-weight: 800;
    letter-spacing: .08em;
    text-transform: uppercase;
    color: var(--navy);
    margin: 4px 0 4px;
}
.plan-card .desc{
    text-align: center;
    font-size: 13px;
    color: var(--text-muted);
    margin: 0 0 18px;
    min-height: 32px;
}
.plan-card .precio{
    text-align: center;
    font-size: 34px;
    font-weight: 800;
    color: var(--blue);
    margin-bottom: 2px;
}
.plan-card.destacado .precio{ color: var(--pink); }
.plan-card .periodo{
    text-align: center;
    font-size: 12px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: .05em;
    margin-bottom: 22px;
}
.plan-card ul{
    list-style: none;
    padding: 0; margin: 0 0 26px;
    flex-grow: 1;
    border-top: 1px solid var(--border);
    padding-top: 18px;
}
.plan-card ul li{
    font-size: 14px;
    padding: 7px 0;
    display: flex;
    gap: 10px;
    align-items: flex-start;
    color: var(--text);
    line-height: 1.4;
}
.plan-card ul li svg{ flex-shrink: 0; margin-top: 2px; }
.btn{
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    border: none;
    cursor: pointer;
    font-family: inherit;
    font-weight: 700;
    font-size: 14px;
    border-radius: 10px;
    padding: 13px 20px;
    transition: all .15s ease;
    text-align: center;
}
.btn-primary{ background: var(--blue); color: #fff; }
.btn-primary:hover{ background: var(--navy); }
.btn-pink{ background: var(--pink); color: #fff; }
.btn-pink:hover{ background: #d1367a; }
.btn-outline{ background: transparent; border: 1.5px solid var(--border); color: var(--text); }
.btn-outline:hover{ border-color: var(--blue); color: var(--blue); }
.btn-block{ width: 100%; }
.btn:disabled{ opacity:.6; cursor: not-allowed; }

/* ---------- Paso 2: detalle + adicionales ---------- */
.layout-paso2{
    display: grid;
    grid-template-columns: 1.3fr 1fr;
    gap: 28px;
    padding: 24px 0 72px;
    align-items: flex-start;
}
@media (max-width: 860px){
    .layout-paso2{ grid-template-columns: 1fr; }
}

.card{
    background: var(--card-bg);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 28px;
}
.card h2{
    font-size: 18px;
    font-weight: 800;
    color: var(--navy);
    margin: 0 0 4px;
}
.card .sub{ font-size: 13px; color: var(--text-muted); margin: 0 0 20px; }

.plan-resumen{
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: var(--bg);
    border-radius: 12px;
    padding: 16px 18px;
    margin-bottom: 20px;
}
.plan-resumen .nombre{ font-weight: 800; color: var(--navy); font-size: 15px; }
.plan-resumen .precio{ font-weight: 800; color: var(--blue); font-size: 18px; }

.lista-caracteristicas{
    list-style: none; margin: 0 0 26px; padding: 0;
}
.lista-caracteristicas li{
    display: flex; gap: 10px; align-items: flex-start;
    font-size: 14px; padding: 8px 0;
    border-bottom: 1px dashed var(--border);
}
.lista-caracteristicas li:last-child{ border-bottom: none; }

.adicional-item{
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 12px 4px;
    border-bottom: 1px solid var(--border);
}
.adicional-item:last-child{ border-bottom: none; }
.adicional-item input[type=checkbox]{
    margin-top: 3px;
    width: 18px; height: 18px;
    accent-color: var(--blue);
    cursor: pointer;
}
.adicional-item label{ flex-grow: 1; cursor: pointer; }
.adicional-item .nombre-s{ font-weight: 600; font-size: 14px; }
.adicional-item .desc-s{ font-size: 12.5px; color: var(--text-muted); margin-top: 2px; }
.adicional-item .precio-s{ font-weight: 700; color: var(--blue); font-size: 14px; white-space: nowrap; }

.form-grupo{ margin-bottom: 16px; }
.form-grupo label{
    display: block; font-size: 13px; font-weight: 600; color: var(--navy); margin-bottom: 6px;
}
.form-grupo input, .form-grupo textarea, .form-grupo select{
    width: 100%;
    font-family: inherit;
    font-size: 14px;
    padding: 11px 13px;
    border: 1.5px solid var(--border);
    border-radius: 10px;
    background: #fff;
    color: var(--text);
    transition: border-color .15s ease;
}
.form-grupo input:focus, .form-grupo textarea:focus, .form-grupo select:focus{
    outline: none; border-color: var(--blue);
}
.form-grupo .error{ color: var(--red); font-size: 12.5px; margin-top: 4px; }

.total-box{
    position: sticky;
    top: 20px;
}
.total-linea{
    display: flex; justify-content: space-between;
    font-size: 14px; padding: 7px 0; color: var(--text-muted);
}
.total-linea.total-final{
    border-top: 2px solid var(--navy);
    margin-top: 10px; padding-top: 14px;
    font-size: 19px; font-weight: 800; color: var(--navy);
}
.total-linea.total-final .valor{ color: var(--blue); }

.alerta{
    padding: 12px 16px;
    border-radius: 10px;
    font-size: 13.5px;
    margin-bottom: 18px;
}
.alerta-error{ background: #fdecec; color: #b3261e; border: 1px solid #f7c9c7; }
.alerta-exito{ background: #eafaf0; color: #1e7d3c; border: 1px solid #b9ecc9; }

footer.pie{
    text-align: center;
    padding: 30px 0 40px;
    color: var(--text-muted);
    font-size: 12.5px;
}

/* Pantalla de confirmación */
.confirmacion-box{
    max-width: 640px;
    margin: 60px auto;
    text-align: center;
    background: #fff;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 48px 36px;
}
.confirmacion-box .icono-ok{
    width: 64px; height: 64px; border-radius: 50%;
    background: rgba(42,157,61,.1);
    color: var(--green);
    display:flex; align-items:center; justify-content:center;
    margin: 0 auto 20px;
}
.confirmacion-box h2{ color: var(--navy); margin-bottom: 8px; }
.confirmacion-box p{ color: var(--text-muted); margin-bottom: 28px; }
.confirmacion-box .acciones{ display:flex; gap:12px; justify-content:center; flex-wrap:wrap; }