@font-face {
  font-family: "Inter Variable";
  src: url("/publico/inter-variable.woff2") format("woff2-variations");
  font-weight: 100 900;
  font-display: swap;
  font-style: normal;
}

:root {
  --color-primario: #1F47E5;
  --color-primario-oscuro: #1638B8;
  --color-primario-claro: #4267F0;
  --color-primario-tinte: rgba(31, 71, 229, 0.10);
  --color-acento: #FFC83D;
  --color-deuda: #dc2626;
  --color-deuda-claro: #fee2e2;
  --color-positivo: #16a34a;
  --color-positivo-claro: #dcfce7;
  --color-fondo: #f7f8fa;
  --color-tarjeta: #ffffff;
  --color-borde: #e5e7eb;
  --color-texto: #111827;
  --color-texto-suave: #6b7280;
  --radio: 12px;
  --sombra: 0 1px 2px rgba(0, 0, 0, 0.04);
  --sombra-tarjeta: 0 1px 3px rgba(15, 23, 42, 0.04), 0 1px 2px rgba(15, 23, 42, 0.03);
  --gradiente-brand: linear-gradient(135deg, #1F47E5 0%, #1638B8 100%);
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "Inter Variable", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--color-fondo);
  color: var(--color-texto);
  line-height: 1.45;
  font-feature-settings: "cv02", "cv11";
}

.contenedor { max-width: 760px; margin: 0 auto; padding: 16px; }
.barra { background: var(--gradiente-brand); padding: 10px 16px; display: flex; gap: 8px; align-items: center; flex-wrap: wrap; box-shadow: 0 2px 4px rgba(15,23,42,0.08); }
.barra a { color: rgba(255,255,255,0.85); text-decoration: none; padding: 6px 10px; border-radius: 8px; font-weight: 500; font-size: 14px; transition: background .15s ease, color .15s ease; }
.barra a:hover { background: rgba(255,255,255,0.10); color: #ffffff; }
.barra a.activa { background: #ffffff; color: var(--color-primario); font-weight: 600; }
.barra .marca img.logo { height: 40px; display: block; }
.barra .marca { margin-right: auto; display: flex; align-items: center; }

h1 { font-size: 26px; font-weight: 700; margin: 0 0 4px; letter-spacing: -0.01em; }
h2 { font-size: 17px; font-weight: 600; margin: 16px 0 8px; }
.subtitulo { color: var(--color-texto-suave); font-size: 14px; margin: 0 0 16px; }

.tarjeta { background: var(--color-tarjeta); border: 1px solid var(--color-borde); border-radius: var(--radio); padding: 16px; box-shadow: var(--sombra-tarjeta); margin-bottom: 12px; }
.fila { display: flex; align-items: center; gap: 12px; }
.fila-derecha { margin-left: auto; }

button, .boton {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  padding: 8px 14px; border-radius: 8px; border: 1px solid var(--color-borde);
  background: var(--color-tarjeta); color: var(--color-texto);
  font-size: 14px; font-weight: 500; cursor: pointer;
  font-family: inherit; line-height: 1;
}
button:hover, .boton:hover { border-color: var(--color-texto-suave); }
.boton-primario { background: var(--color-primario); color: white; border-color: var(--color-primario); }
.boton-primario:hover { background: #1e3372; border-color: #1e3372; }
.boton-peligro { color: var(--color-deuda); border-color: var(--color-deuda); background: var(--color-tarjeta); }
.boton-peligro:hover { background: var(--color-deuda-claro); }
.boton-icono { padding: 6px 8px; }

input, select, textarea {
  font: inherit; padding: 9px 12px; border: 1px solid var(--color-borde);
  border-radius: 8px; background: var(--color-tarjeta); width: 100%; color: var(--color-texto);
}
input:focus, select:focus, textarea:focus { outline: 2px solid var(--color-primario-claro); outline-offset: 1px; border-color: var(--color-primario); }
label { display: block; font-size: 13px; margin: 10px 0 4px; color: var(--color-texto-suave); font-weight: 500; }

.avatar { width: 36px; height: 36px; border-radius: 50%; background: var(--color-positivo-claro); color: var(--color-positivo); display: flex; align-items: center; justify-content: center; font-weight: 700; flex-shrink: 0; }

.badge { display: inline-block; padding: 2px 8px; border-radius: 999px; font-size: 12px; font-weight: 500; }
.badge-activo { background: var(--color-positivo-claro); color: var(--color-positivo); }
.badge-inactivo { background: #f3f4f6; color: var(--color-texto-suave); }

.error { background: var(--color-deuda-claro); color: var(--color-deuda); padding: 10px 14px; border-radius: 8px; margin: 8px 0; font-size: 14px; font-weight: 500; }

.metricas { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-bottom: 16px; }
.metricas .tarjeta { margin: 0; padding: 14px 16px; }
.metricas .label { color: var(--color-texto-suave); font-size: 13px; }
.metricas .valor { font-size: 28px; font-weight: 700; margin-top: 4px; line-height: 1.1; letter-spacing: -0.02em; }
.valor-deuda { color: var(--color-deuda); }
.valor-positivo { color: var(--color-positivo); }

.dot { width: 28px; height: 28px; border-radius: 50%; border: 2px solid var(--color-borde); display: inline-flex; align-items: center; justify-content: center; font-size: 13px; font-weight: 600; color: var(--color-texto-suave); background: var(--color-tarjeta); }
.dot-usado { background: var(--color-positivo-claro); border-color: var(--color-positivo); color: var(--color-positivo); }
.dot-restante-final { border-color: var(--color-deuda); color: var(--color-deuda); }
.progreso { display: flex; gap: 6px; margin: 4px 0; }

.tabla { width: 100%; border-collapse: collapse; }
.tabla th, .tabla td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--color-borde); font-size: 14px; }
.tabla th { color: var(--color-texto-suave); font-weight: 500; font-size: 13px; }

.modal-fondo { position: fixed; inset: 0; background: rgba(15, 23, 42, 0.4); display: flex; align-items: center; justify-content: center; z-index: 50; padding: 16px; }
.modal { background: var(--color-tarjeta); border-radius: var(--radio); padding: 20px; width: min(420px, 100%); max-height: 90vh; overflow-y: auto; }

.pestanyas { display: flex; gap: 4px; margin: 8px 0 12px; flex-wrap: wrap; }
.pestanyas a { padding: 6px 12px; border-radius: 8px; text-decoration: none; color: var(--color-texto-suave); font-size: 14px; border: 1px solid var(--color-borde); }
.pestanyas a.activa { background: var(--color-primario-claro); color: var(--color-primario); border-color: var(--color-primario-claro); font-weight: 600; }

.fila-clase { padding: 10px 0; border-bottom: 1px solid var(--color-borde); }
.fila-clase:last-child { border-bottom: none; }
.celda-fechahora { min-width: 160px; color: var(--color-texto); font-size: 14px; }
.celda-alumnos { flex: 1; color: var(--color-texto-suave); font-size: 14px; }
.cabecera-mes { font-size: 16px; font-weight: 600; margin: 16px 0 4px; }
.cabecera-mes:first-child { margin-top: 0; }

.con-sidebar { display: flex; flex-direction: column; gap: 12px; }
.con-sidebar .sidebar { display: flex; flex-direction: column; gap: 8px; }

.dashboard-grid { display: flex; flex-direction: column; gap: 12px; }

@media (min-width: 720px) { .metricas { grid-template-columns: repeat(4, 1fr); } }

@media (min-width: 1024px) {
  .contenedor { max-width: 1100px; padding: 20px 24px; }
  .modal { width: min(600px, 100%); }
  .barra { padding: 12px 24px; }
  .barra a { font-size: 14.5px; padding: 7px 12px; }
  h1 { font-size: 28px; }
  h2 { font-size: 18px; }

  .con-sidebar { display: grid; grid-template-columns: 280px 1fr; gap: 24px; align-items: start; }
  .con-sidebar .sidebar { position: sticky; top: 16px; }

  .dashboard-grid { display: grid; grid-template-columns: 2fr 1fr; gap: 16px; align-items: start; }
  .dashboard-grid > .col-principal { display: flex; flex-direction: column; gap: 12px; }
  .dashboard-grid > .col-secundaria { display: flex; flex-direction: column; gap: 12px; }

  .cabecera-mes { position: sticky; top: 0; background: var(--color-tarjeta); padding: 6px 0; z-index: 1; }
}

/* ========== Landing pública (full-width, moderna, animada) ========== */

/* Animaciones reutilizables */
@keyframes flotar    { 0%,100% { transform: translateY(0) rotate(0); } 50% { transform: translateY(-30px) rotate(180deg); } }
@keyframes flotar-2  { 0%,100% { transform: translateY(0) translateX(0); } 50% { transform: translateY(-50px) translateX(20px); } }
@keyframes flotar-3  { 0%,100% { transform: translateY(0) scale(1); } 50% { transform: translateY(-40px) scale(1.1); } }
@keyframes deslizar  { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }
@keyframes brillar   { 0%,100% { box-shadow: 0 6px 16px rgba(255,200,61,0.30); } 50% { box-shadow: 0 8px 32px rgba(255,200,61,0.55); } }
@keyframes gradiente-vivo { 0%,100% { background-position: 0% 50%; } 50% { background-position: 100% 50%; } }

/* HERO */
.hero {
  min-height: 100vh;
  position: relative;
  overflow: hidden;
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 80px 24px;
  isolation: isolate;
}
.hero-fondo { position: absolute; inset: 0; z-index: -1; overflow: hidden; }
.hero-gradiente {
  position: absolute; inset: -10% -10% -10% -10%;
  background: linear-gradient(135deg, #1F47E5 0%, #2A52E8 25%, #1638B8 65%, #0E2A8C 100%);
  background-size: 200% 200%;
  animation: gradiente-vivo 16s ease-in-out infinite;
}
.hero-gradiente::after {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(circle at 15% 20%, rgba(255,200,61,0.18) 0%, transparent 38%),
    radial-gradient(circle at 80% 75%, rgba(255,200,61,0.14) 0%, transparent 40%),
    radial-gradient(circle at 50% 50%, rgba(66,103,240,0.30) 0%, transparent 60%);
  mix-blend-mode: screen;
}
.hero-pista { position: absolute; inset: 0; width: 100%; height: 100%; opacity: 0.5; }
.bola {
  position: absolute; border-radius: 50%;
  background: radial-gradient(circle at 30% 30%, #FFE174 0%, #FFC83D 60%, #C99000 100%);
  box-shadow: 0 6px 16px rgba(255,200,61,0.40), inset -4px -6px 10px rgba(0,0,0,0.18);
}
.bola::before {
  content: ""; position: absolute; inset: 18% 18%;
  border-radius: 50%; border: 2px solid rgba(255,255,255,0.30);
}
.bola-1 { width: 36px; height: 36px; top: 18%; left: 12%; animation: flotar 6s ease-in-out infinite; }
.bola-2 { width: 24px; height: 24px; top: 70%; left: 78%; animation: flotar-2 8s ease-in-out infinite; }
.bola-3 { width: 18px; height: 18px; top: 30%; right: 18%; animation: flotar-3 7s ease-in-out infinite; }

.hero-contenido { max-width: 880px; animation: deslizar 0.8s ease-out both; }
.hero img.logo-hero {
  width: min(280px, 70vw); height: auto; margin-bottom: 32px;
  border-radius: 18px; box-shadow: 0 16px 48px rgba(0,0,0,0.30);
}
.hero h1 {
  font-size: clamp(34px, 6vw, 64px); font-weight: 900; margin: 0 0 20px;
  letter-spacing: -0.025em; line-height: 1.05;
}
.hero h1 .resaltado {
  background: linear-gradient(110deg, #FFC83D 0%, #FFE174 50%, #FFC83D 100%);
  background-clip: text; -webkit-background-clip: text; color: transparent;
  background-size: 200% auto; animation: gradiente-vivo 4s ease-in-out infinite;
}
.hero p.subtitulo-hero {
  font-size: clamp(16px, 2vw, 20px); color: rgba(255,255,255,0.90);
  margin: 0 auto 36px; max-width: 640px; line-height: 1.55;
}
.cta-hero {
  display: inline-flex; align-items: center; gap: 10px;
  background: linear-gradient(135deg, #FFC83D 0%, #FFB100 100%);
  color: #1F2937; padding: 18px 36px; border-radius: 999px;
  font-weight: 800; font-size: 17px; text-decoration: none;
  transition: transform .2s ease, box-shadow .2s ease;
  box-shadow: 0 8px 24px rgba(255,200,61,0.35);
  animation: brillar 3s ease-in-out infinite;
}
.cta-hero:hover { transform: translateY(-3px) scale(1.04); box-shadow: 0 14px 40px rgba(255,200,61,0.55); }
.cta-flecha { transition: transform .2s ease; }
.cta-hero:hover .cta-flecha { transform: translateX(4px); }
.link-hero {
  display: block; margin-top: 32px;
  color: rgba(255,255,255,0.75); text-decoration: none; font-size: 14px;
  letter-spacing: 0.04em;
}
.link-hero:hover { color: #ffffff; }

/* Secciones públicas full-width */
.seccion-publica { padding: 96px 24px; position: relative; }
.seccion-beneficios { background: linear-gradient(180deg, #F7F8FA 0%, #FFFFFF 100%); }
.seccion-sergio { background: #FFFFFF; position: relative; overflow: hidden; }
.seccion-sergio::before {
  content: ""; position: absolute; top: -100px; right: -100px;
  width: 400px; height: 400px; border-radius: 50%;
  background: radial-gradient(circle, var(--color-primario-tinte) 0%, transparent 70%);
  pointer-events: none;
}
.seccion-contacto { background: linear-gradient(180deg, #FFFFFF 0%, #EEF2FB 100%); }

.interior-ancho { max-width: 1280px; margin: 0 auto; }
.kicker {
  display: inline-block; font-size: 13px; font-weight: 700;
  color: var(--color-primario); letter-spacing: 0.12em; text-transform: uppercase;
  margin: 0 0 8px; padding: 4px 12px; border-radius: 999px;
  background: var(--color-primario-tinte);
}
.seccion-publica h2 {
  font-size: clamp(28px, 4vw, 42px); font-weight: 800; margin: 0 0 12px;
  letter-spacing: -0.02em; color: var(--color-texto); line-height: 1.15;
  max-width: 760px;
}
.seccion-publica p.lead { color: var(--color-texto-suave); font-size: 17px; margin: 0 0 48px; max-width: 680px; line-height: 1.6; }

/* Beneficios — tarjetas con fade-in escalonado y hover elegante */
.beneficios { display: grid; gap: 20px; grid-template-columns: 1fr; }
.tarjeta-beneficio {
  background: rgba(255,255,255,0.7);
  backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(31,71,229,0.10);
  border-radius: 18px; padding: 32px;
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
  animation: deslizar 0.6s ease-out both;
  animation-delay: var(--delay, 0ms);
  position: relative; overflow: hidden;
}
.tarjeta-beneficio::after {
  content: ""; position: absolute; inset: 0; border-radius: inherit;
  background: linear-gradient(135deg, rgba(31,71,229,0.04) 0%, transparent 50%);
  pointer-events: none;
}
.tarjeta-beneficio:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 40px rgba(15,23,42,0.10);
  border-color: var(--color-primario-claro);
}
.tarjeta-beneficio .icono-circulo {
  width: 56px; height: 56px; border-radius: 16px;
  background: linear-gradient(135deg, var(--color-primario) 0%, var(--color-primario-claro) 100%);
  color: #ffffff;
  display: inline-flex; align-items: center; justify-content: center;
  margin-bottom: 18px;
  box-shadow: 0 8px 20px rgba(31,71,229,0.30);
  transition: transform .25s ease;
}
.tarjeta-beneficio:hover .icono-circulo { transform: rotate(-6deg) scale(1.06); }
.tarjeta-beneficio h3 { font-size: 19px; font-weight: 700; margin: 0 0 8px; letter-spacing: -0.01em; }
.tarjeta-beneficio p { font-size: 15px; color: var(--color-texto-suave); margin: 0; line-height: 1.6; }

/* Sobre Sergio */
.sobre-sergio { display: grid; grid-template-columns: 1fr; gap: 40px; align-items: center; }
.sobre-sergio .bio p { font-size: 17px; line-height: 1.7; color: var(--color-texto); }
.sobre-sergio .bio p.lead { color: var(--color-texto-suave); font-style: italic; }
.cifras { display: grid; gap: 16px; grid-template-columns: 1fr 1fr; }
.cifra {
  background: linear-gradient(135deg, #FFFFFF 0%, #F7F8FA 100%);
  border: 1px solid var(--color-borde);
  border-radius: 18px; padding: 28px 16px; text-align: center;
  animation: deslizar 0.6s ease-out both;
  animation-delay: var(--delay, 0ms);
  transition: transform .2s ease, box-shadow .2s ease;
}
.cifra:hover { transform: translateY(-4px); box-shadow: 0 12px 28px rgba(31,71,229,0.10); }
.cifra .valor-cifra {
  display: block; font-size: clamp(32px, 4vw, 44px); font-weight: 900;
  background: linear-gradient(135deg, var(--color-primario) 0%, var(--color-primario-claro) 100%);
  background-clip: text; -webkit-background-clip: text; color: transparent;
  letter-spacing: -0.03em; line-height: 1;
}
.cifra .label-cifra { display: block; font-size: 14px; color: var(--color-texto-suave); margin-top: 8px; font-weight: 500; }

/* Sección de contacto */
.seccion-contacto > .interior-ancho { max-width: 720px; }
.seccion-contacto h2, .seccion-contacto p.lead { text-align: center; margin-left: auto; margin-right: auto; }
.seccion-contacto form.tarjeta {
  padding: 36px;
  border-radius: 22px;
  border: 1px solid rgba(31,71,229,0.10);
  box-shadow: 0 16px 48px rgba(15,23,42,0.06);
  background: #ffffff;
  margin: 0;
}
.seccion-contacto label { font-weight: 600; }

/* Footer */
.footer-publico { background: linear-gradient(180deg, #0F1A3A 0%, #050C24 100%); color: rgba(255,255,255,0.78); padding: 80px 24px 40px; position: relative; overflow: hidden; }
.footer-publico::before {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent 0%, rgba(255,200,61,0.5) 50%, transparent 100%);
}
.footer-publico .interior { max-width: 1280px; margin: 0 auto; display: grid; gap: 32px; grid-template-columns: 1fr; }
.footer-publico h4 { color: #ffffff; font-size: 12px; font-weight: 700; margin: 0 0 12px; letter-spacing: 0.16em; text-transform: uppercase; }
.footer-publico p, .footer-publico li { font-size: 14px; line-height: 1.7; margin: 4px 0; }
.footer-publico ul { list-style: none; padding: 0; margin: 0; }
.footer-publico a { color: #ffffff; text-decoration: none; transition: color .2s ease; }
.footer-publico a:hover { color: var(--color-acento); }
.footer-publico .creditos { border-top: 1px solid rgba(255,255,255,0.10); margin-top: 32px; padding-top: 24px; font-size: 12px; color: rgba(255,255,255,0.50); text-align: center; }

@media (min-width: 720px) {
  .beneficios { grid-template-columns: repeat(2, 1fr); }
  .sobre-sergio { grid-template-columns: 1.4fr 1fr; gap: 64px; }
  .cifras { grid-template-columns: 1fr 1fr; }
  .footer-publico .interior { grid-template-columns: 2fr 1.5fr 1fr; gap: 48px; }
}
@media (min-width: 1024px) {
  .beneficios { grid-template-columns: repeat(4, 1fr); }
}

/* Reduce motion para accesibilidad */
@media (prefers-reduced-motion: reduce) {
  .bola, .hero-gradiente, .resaltado, .cta-hero, .tarjeta-beneficio, .cifra { animation: none !important; }
}

/* ========== Wrapper páginas legales ========== */
.cabecera-legal { background: var(--gradiente-brand); padding: 16px 24px; }
.cabecera-legal img.logo { height: 40px; display: block; }
.contenedor-legal { max-width: 720px; margin: 0 auto; padding: 32px 24px 64px; }
.contenedor-legal h1 { font-size: 28px; font-weight: 800; margin: 0 0 8px; letter-spacing: -0.01em; }
.contenedor-legal h2 { font-size: 18px; font-weight: 700; margin: 32px 0 8px; }
.contenedor-legal p { line-height: 1.7; margin: 12px 0; }
.contenedor-legal ul { line-height: 1.7; padding-left: 24px; }
.contenedor-legal a { color: var(--color-primario); }