/* ==========================================================
   CERTIFIA PRO | HOJA DE ESTILOS PRINCIPAL
   Organización:
   1. Variables y configuración global
   2. Componentes generales (otras páginas)
   3. Diseño exclusivo de la página de inicio (INDEX)
   4. Ajustes finales de compatibilidad del INDEX

   IMPORTANTE:
   Se conserva el orden de las reglas para mantener la cascada
   CSS y evitar cambios en el diseño actual.
   ========================================================== */

/* ----------------------------------------------------------
   1. VARIABLES GLOBALES Y PALETA DE COLORES
   ---------------------------------------------------------- */
:root {
    --navy: #0F4C75;
    --blue: #1E8BC3;
    --pink: #A23B72;
    --orange: #F18F01;
    --ink: #17212b;
    --muted: #64748b;
    --bg: #f4f7fb;
}

/* ----------------------------------------------------------
   2. RESET Y CONFIGURACIÓN GENERAL
   ---------------------------------------------------------- */
* { box-sizing: border-box; }

body {
    margin: 0;
    background: var(--bg);
    color: var(--ink);
    font: 16px/1.6 Inter, Arial, sans-serif;
}

/* ----------------------------------------------------------
   3. NAVEGACIÓN GENERAL
   ---------------------------------------------------------- */
.nav {
    height: 72px;
    padding: 0 max(5vw, 20px);
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: #fff;
    border-bottom: 1px solid #e5eaf0;
}

.nav a, .container a { color: var(--navy); }

/* ----------------------------------------------------------
   4. IDENTIDAD DE MARCA Y LOGOTIPO
   ---------------------------------------------------------- */
.brand {
    font-weight: 900;
    letter-spacing: .04em;
    text-decoration: none;
    color: var(--navy) !important;
    font-size: 1.2rem;
}

.brand span { color: var(--orange); }

/* ----------------------------------------------------------
   5. CONTENEDORES Y ESTRUCTURA
   ---------------------------------------------------------- */
.container {
    width: min(1100px, 90%);
    margin: 48px auto;
}

.narrow { max-width: 650px; }

/* ----------------------------------------------------------
   6. HERO GENERAL (PÁGINAS INTERNAS)
   Nota: el INDEX tiene su propia versión aislada más abajo.
   ---------------------------------------------------------- */
.hero {
    padding: 76px 8%;
    border-radius: 24px;
    background: linear-gradient(125deg, #0b263d, #0F4C75 65%, #1E8BC3);
    color: #fff;
    margin-bottom: 48px;
}

.hero h1 {
    font-size: clamp(2.2rem, 5vw, 4.2rem);
    line-height: 1.08;
    max-width: 760px;
    margin: 12px 0;
}

.hero em { color: #ffc36a; font-style: normal; }
.hero p { max-width: 650px; color: #e4edf5; }
.eyebrow { letter-spacing: .16em; font-size: .75rem; font-weight: 800; }

/* ----------------------------------------------------------
   7. CUADRÍCULAS Y TARJETAS GENERALES
   ---------------------------------------------------------- */
.cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 20px;
}

.card {
    background: #fff;
    padding: 28px;
    border: 1px solid #e5eaf0;
    border-radius: 18px;
    margin: 18px 0;
    box-shadow: 0 8px 28px #0b263d0a;
}

/* ----------------------------------------------------------
   8. ETIQUETAS Y ESTADOS
   ---------------------------------------------------------- */
.tag {
    display: inline-block;
    background: #fff1d9;
    color: #855000;
    padding: 5px 10px;
    border-radius: 30px;
    font-size: .78rem;
    font-weight: 700;
}

.tag.success { background: #dcfce7; color: #166534; }

/* ----------------------------------------------------------
   9. PRECIOS
   ---------------------------------------------------------- */
.price {
    font-size: 1.8rem;
    font-weight: 900;
    color: var(--navy);
    margin: 16px 0;
}

/* ----------------------------------------------------------
   10. BOTONES Y ACCIONES
   ---------------------------------------------------------- */
.btn {
    display: inline-block;
    border: 0;
    border-radius: 10px;
    padding: 12px 20px;
    background: var(--orange);
    color: #17212b !important;
    text-decoration: none;
    font-weight: 800;
    cursor: pointer;
    margin: 10px 0;
}

button.btn { width: 100%; font: inherit; }

/* ----------------------------------------------------------
   11. FORMULARIOS E INSCRIPCIONES
   ---------------------------------------------------------- */
.form-wrap { width: min(500px, 92%); margin: 8vh auto; }
.form-wrap .card { padding: 34px; }

label { display: block; font-weight: 700; margin: 14px 0 5px; }

input {
    width: 100%;
    padding: 13px;
    border: 1px solid #cbd5e1;
    border-radius: 9px;
    font: inherit;
}

/* ----------------------------------------------------------
   12. MENSAJES, VALIDACIÓN Y TEXTOS AUXILIARES
   ---------------------------------------------------------- */
.error { color: #b91c1c; }

small {
    display: block;
    color: var(--muted);
    margin-top: 14px;
}

/* ----------------------------------------------------------
   13. PIE DE PÁGINA GENERAL
   ---------------------------------------------------------- */
footer {
    text-align: center;
    padding: 35px;
    color: var(--muted);
}

/* ----------------------------------------------------------
   14. RESPONSIVE GENERAL PARA PANTALLAS PEQUEÑAS
   ---------------------------------------------------------- */
@media (max-width: 600px) {
    .hero { padding: 48px 25px; }
    .container { margin: 28px auto; }
}

/* ==========================================================
   15. INDEX.PHP | DISEÑO ORIGINAL DE LA PÁGINA DE INICIO
   Todas las reglas están limitadas a body.home-page para que
   no modifiquen login, cursos, registro ni panel administrativo.
   ========================================================== */

/* ----------------------------------------------------------
   16. INDEX | VARIABLES Y ESTILOS BASE
   ---------------------------------------------------------- */
body.home-page { --navy:#10243A; --blue:#1E8BC3; --cyan:#22A7F0; --ink:#182638;
      --muted:#64748b; --bg:#f5f8fc; --white:#fff; --line:#e5edf5;
      --shadow:0 18px 45px rgba(16,36,58,.10); --radius:20px; }
body.home-page * { box-sizing:border-box }
body.home-page html { scroll-behavior:smooth }
body.home-page body { margin:0;font-family:Inter,system-ui,-apple-system,"Segoe UI",Arial,sans-serif;color:var(--ink);background:var(--white);line-height:1.6 }
body.home-page a { text-decoration:none;color:inherit }
body.home-page .container { width:min(1160px,calc(100% - 40px));margin:auto }
/* ----------------------------------------------------------
   17. INDEX | BARRA SUPERIOR Y HEADER
   ---------------------------------------------------------- */
body.home-page .topbar { background:var(--navy);color:#d9e8f5;font-size:13px;padding:8px 0 }
body.home-page .topbar .container { display:flex;justify-content:space-between;gap:15px;flex-wrap:wrap }
body.home-page header { position:sticky;top:0;z-index:20;background:rgba(255,255,255,.94);backdrop-filter:blur(14px);border-bottom:1px solid var(--line) }
body.home-page .nav { height:76px;display:flex;align-items:center;justify-content:space-between;gap:24px }
body.home-page .brand { display:flex;align-items:center;gap:10px;font-weight:900;letter-spacing:-1px;font-size:25px;color:var(--navy) }
body.home-page .brand-mark { width:38px;height:38px;border-radius:12px;background:linear-gradient(135deg,var(--blue),var(--cyan));display:grid;place-items:center;color:white;font-weight:900;font-size:19px }
body.home-page .brand span b { color:var(--blue) }
body.home-page .navlinks { display:flex;align-items:center;gap:28px;color:#42536a;font-size:14px;font-weight:650 }
body.home-page .nav-actions { display:flex;align-items:center;gap:10px;flex:none }
body.home-page .nav-login { padding:12px 18px }
body.home-page .navlinks a:hover { color:var(--blue) }
body.home-page .btn { display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;border-radius:12px;padding:13px 20px;font-weight:750;font-size:14px;cursor:pointer;transition:.2s }
body.home-page .btn-primary { background:linear-gradient(135deg,var(--blue),var(--cyan));color:white;box-shadow:0 8px 20px rgba(30,139,195,.22) }
body.home-page .btn-primary:hover { transform:translateY(-2px);box-shadow:0 12px 25px rgba(30,139,195,.3) }
body.home-page .btn-outline { border:1px solid #cbd9e7;color:var(--navy);background:white }
body.home-page .menu-btn { display:none;background:white;border:1px solid var(--line);border-radius:10px;padding:9px 12px;font-size:20px }
/* ----------------------------------------------------------
   INDEX | HERO Y CONTENIDO PRINCIPAL
   ---------------------------------------------------------- */
body.home-page .hero { background:radial-gradient(circle at 80% 20%,rgba(34,167,240,.23),transparent 32%),linear-gradient(120deg,#0c1d30,#102f4b 60%,#124d70);color:white;overflow:hidden;position:relative }
body.home-page .hero:after { content:"";position:absolute;width:520px;height:520px;border:1px solid rgba(255,255,255,.08);border-radius:50%;right:-150px;top:-160px;box-shadow:0 0 0 45px rgba(255,255,255,.025),0 0 0 95px rgba(255,255,255,.02) }
body.home-page .hero-grid { min-height:570px;display:grid;grid-template-columns:1.1fr .9fr;align-items:center;gap:45px;padding:70px 0;position:relative;z-index:1 }
body.home-page .eyebrow { display:inline-flex;align-items:center;gap:8px;background:rgba(34,167,240,.14);border:1px solid rgba(112,203,255,.28);color:#aee3ff;padding:8px 13px;border-radius:999px;font-size:12px;font-weight:800;letter-spacing:.5px;text-transform:uppercase }
body.home-page h1 { font-size:clamp(38px,5vw,62px);line-height:1.06;letter-spacing:-2.4px;margin:22px 0 18px;max-width:650px }
body.home-page h1 em { font-style:normal;color:#5cc5ff }
body.home-page .hero-copy { font-size:17px;color:#d2e1ee;max-width:580px;margin-bottom:28px }
body.home-page .hero-actions { display:flex;gap:12px;flex-wrap:wrap }
body.home-page .hero .btn-outline { background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.3);color:white }
body.home-page .hero-note { display:flex;gap:18px;flex-wrap:wrap;margin-top:30px;color:#c5d8e8;font-size:13px }
body.home-page .hero-note span:before { content:"✓";color:#63d6b0;font-weight:900;margin-right:7px }
body.home-page .hero-visual { position:relative;min-height:390px;display:grid;place-items:center }
body.home-page .orbit { width:min(390px,90%);aspect-ratio:1;border:1px solid rgba(123,207,255,.24);border-radius:50%;display:grid;place-items:center;position:relative;background:radial-gradient(circle,rgba(34,167,240,.15),rgba(255,255,255,.015) 65%) }
body.home-page .orbit:before, body.home-page .orbit:after { content:"";position:absolute;border:1px solid rgba(123,207,255,.18);border-radius:50%;inset:28px }
body.home-page .orbit:after { inset:62px }
body.home-page .ai-core { width:155px;height:155px;border-radius:34px;background:linear-gradient(145deg,#1d9edb,#12517c);box-shadow:0 20px 60px rgba(0,0,0,.3),inset 0 1px 0 rgba(255,255,255,.4);display:grid;place-items:center;font-size:54px;position:relative;z-index:2 }
body.home-page .float-card { position:absolute;background:white;color:var(--navy);padding:13px 16px;border-radius:14px;box-shadow:var(--shadow);font-size:13px;font-weight:800;z-index:3 }
body.home-page .float-card small { display:block;color:var(--muted);font-weight:500;font-size:11px }
body.home-page .fc1 { top:48px;left:-10px }
body.home-page .fc2 { right:-8px;top:125px }
body.home-page .fc3 { bottom:42px;left:10px }
/* ----------------------------------------------------------
   INDEX | SECCIONES Y ENCABEZADOS
   ---------------------------------------------------------- */
body.home-page .section { padding:82px 0 }
body.home-page .section-soft { background:var(--bg) }
body.home-page .section-head { text-align:center;max-width:700px;margin:0 auto 42px }
body.home-page .kicker { color:var(--blue);font-size:12px;font-weight:850;letter-spacing:1.4px;text-transform:uppercase }
body.home-page h2 { font-size:clamp(29px,3.5vw,40px);line-height:1.15;letter-spacing:-1.2px;color:var(--navy);margin:10px 0 13px }
body.home-page .section-head p { color:var(--muted);margin:0 }
/* ----------------------------------------------------------
   INDEX | TARJETAS Y CATÁLOGO DE CURSOS
   ---------------------------------------------------------- */
body.home-page .course-grid { display:grid;grid-template-columns:repeat(2,1fr);gap:22px }
body.home-page .course-card { background:white;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:0 8px 25px rgba(16,36,58,.045);transition:.25s }
body.home-page .course-card:hover { transform:translateY(-5px);box-shadow:var(--shadow) }
body.home-page .course-banner { height:230px;padding:25px;display:flex;align-items:flex-end;justify-content:space-between;color:white;position:relative;overflow:hidden }
body.home-page .course-banner:after { content:"";position:absolute;width:220px;height:220px;border:1px solid rgba(255,255,255,.2);border-radius:50%;right:-45px;top:-90px;box-shadow:0 0 0 25px rgba(255,255,255,.05),0 0 0 55px rgba(255,255,255,.035) }
body.home-page .chatgpt { background-image: url(/assets/chatgpt.jpeg); }
body.home-page .claude { background-image: url(/assets/claude.jpeg); }
body.home-page .course-icon { font-size:42px;position:relative;z-index:1 }
body.home-page .course-tag { background:rgba(255,255,255,.17);border:1px solid rgba(255,255,255,.28);border-radius:30px;padding:6px 10px;font-size:11px;font-weight:800;position:relative;z-index:1 }
body.home-page .course-body { padding:25px }
body.home-page .course-body h3 { margin:0 0 8px;color:var(--navy);font-size:22px }
body.home-page .course-body p { color:var(--muted);font-size:14px;margin:0 0 17px }
body.home-page .features { display:grid;grid-template-columns:1fr 1fr;gap:9px;margin:18px 0 22px }
body.home-page .features span { font-size:13px;color:#42536a }
body.home-page .features span:before { content:"✓";color:#159b76;font-weight:900;margin-right:7px }
body.home-page .course-foot { border-top:1px solid var(--line);padding-top:17px;display:flex;justify-content:space-between;align-items:center;gap:12px }
body.home-page .price { font-size:25px;font-weight:900;color:var(--navy) }
body.home-page .price small { font-size:11px;color:var(--muted);font-weight:500;display:block }
/* ----------------------------------------------------------
   INDEX | PASOS DEL PROCESO
   ---------------------------------------------------------- */
body.home-page .steps { display:grid;grid-template-columns:repeat(4,1fr);gap:16px }
body.home-page .step { background:white;border:1px solid var(--line);border-radius:17px;padding:23px 20px }
body.home-page .step-num { width:39px;height:39px;border-radius:12px;background:#e6f5fd;color:var(--blue);display:grid;place-items:center;font-weight:900;margin-bottom:16px }
body.home-page .step h3 { font-size:16px;color:var(--navy);margin:0 0 7px }
body.home-page .step p { font-size:13px;color:var(--muted);margin:0 }
/* ----------------------------------------------------------
   INDEX | BLOQUE Y VISTA PREVIA DEL CERTIFICADO
   ---------------------------------------------------------- */
body.home-page .certificate { background:linear-gradient(120deg,#10243a,#174d70);color:white;border-radius:24px;padding:42px;display:grid;grid-template-columns:1fr .8fr;gap:30px;align-items:center;overflow:hidden }
body.home-page .certificate h2 { color:white }
body.home-page .certificate p { color:#c9dce9 }
body.home-page .cert-preview { background:#fff;color:var(--navy);padding:23px;border-radius:8px;box-shadow:0 20px 45px rgba(0,0,0,.25);transform:rotate(2deg);text-align:center;border:7px double #b8d8e8 }
body.home-page .cert-preview .cert-brand { font-size:18px;font-weight:950;letter-spacing:1px }
body.home-page .cert-preview .cert-title { font-size:25px;font-weight:900;margin:17px 0 5px }
body.home-page .cert-preview .cert-name { font-size:19px;font-weight:800;color:#1685bd;margin:15px 0 }
body.home-page .cert-preview small { font-size:10px;color:#64748b }
body.home-page .cert-line { height:1px;background:#dbe6ee;margin:14px 0 }
body.home-page .verify { display:flex;gap:12px;align-items:center;margin-top:22px;color:#d9e8f5;font-size:13px }
body.home-page .qr { width:55px;height:55px;background:repeating-conic-gradient(#10243a 0 25%,white 0 50%) 50%/9px 9px;border:5px solid white;flex:none }
/* ----------------------------------------------------------
   INDEX | LLAMADA A LA ACCIÓN Y FOOTER
   ---------------------------------------------------------- */
body.home-page .cta { background:#eaf6fc;text-align:center;padding:65px 20px }
body.home-page .cta p { color:var(--muted);max-width:600px;margin:0 auto 23px }
body.home-page footer { background:#0b1b2b;color:#b9c9d8;padding:42px 0 22px }
body.home-page .footer-grid { display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:35px }
body.home-page footer .brand { color:white;margin-bottom:12px }
body.home-page footer p, body.home-page footer a { font-size:13px;color:#b9c9d8 }
body.home-page footer h4 { color:white;margin:0 0 12px }
body.home-page .footer-links { display:grid;gap:8px }
body.home-page .copyright { border-top:1px solid rgba(255,255,255,.12);margin-top:30px;padding-top:18px;font-size:12px;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap }
/* ----------------------------------------------------------
   INDEX | RESPONSIVE PARA TABLETS (850 PX)
   ---------------------------------------------------------- */
@media (max-width:850px) {
body.home-page .navlinks { display:none;position:absolute;top:76px;left:0;right:0;background:white;padding:20px;border-bottom:1px solid var(--line);flex-direction:column;align-items:flex-start;gap:18px }
body.home-page .nav-actions { margin-left:auto }
body.home-page .nav-actions .btn { padding:10px 13px;font-size:12px }
body.home-page .navlinks.open { display:flex }
body.home-page .menu-btn { display:block }
body.home-page .nav>.btn { display:none }
body.home-page .nav-actions .nav-explore { display:none !important }
body.home-page .hero-grid { grid-template-columns:1fr;padding:65px 0 45px }
body.home-page .hero-visual { min-height:330px }
body.home-page .course-grid { grid-template-columns:1fr }
body.home-page .steps { grid-template-columns:repeat(2,1fr) }
body.home-page .certificate { grid-template-columns:1fr;padding:30px }
body.home-page .cert-preview { max-width:440px;margin:auto;width:100% }
body.home-page .footer-grid { grid-template-columns:1fr 1fr }
}
/* ----------------------------------------------------------
   INDEX | RESPONSIVE PARA MÓVILES (520 PX)
   ---------------------------------------------------------- */
@media (max-width:520px) {
body.home-page .container { width:min(100% - 28px,1160px) }
body.home-page .topbar .container { justify-content:center }
body.home-page .nav { height:68px }
body.home-page .navlinks { top:68px }
body.home-page .brand { font-size:22px }
body.home-page .nav-actions .btn { padding:9px 10px;font-size:11px }
body.home-page h1 { letter-spacing:-1.5px }
body.home-page .hero-copy { font-size:15px }
body.home-page .hero-grid { gap:15px }
body.home-page .hero-visual { min-height:285px }
body.home-page .orbit { width:270px }
body.home-page .ai-core { width:115px;height:115px;font-size:42px;border-radius:26px }
body.home-page .float-card { font-size:11px;padding:10px 12px }
body.home-page .fc1 { left:0;top:28px }
body.home-page .fc2 { right:0;top:95px }
body.home-page .fc3 { bottom:20px;left:0 }
body.home-page .section { padding:60px 0 }
body.home-page .steps { grid-template-columns:1fr 1fr;gap:10px }
body.home-page .step { padding:17px 14px }
body.home-page .features { grid-template-columns:1fr }
body.home-page .course-body { padding:20px }
body.home-page .course-foot { align-items:flex-start;flex-direction:column }
body.home-page .course-foot .btn { width:100% }
body.home-page .footer-grid { grid-template-columns:1fr }
body.home-page .certificate { padding:24px 17px }
}

body.home-page {
    --navy: #10243A;
    --blue: #1E8BC3;
    --cyan: #22A7F0;
    --ink: #182638;
    --muted: #64748b;
    --bg: #f5f8fc;
    --white: #fff;
    --line: #e5edf5;
    --shadow: 0 18px 45px rgba(16,36,58,.10);
    --radius: 20px;
    background: var(--white);
    font-family: Inter, system-ui, -apple-system, "Segoe UI", Arial, sans-serif;
    line-height: 1.6;
}
/* ----------------------------------------------------------
   INDEX | AJUSTES DE MARCA Y TEXTOS DEL CERTIFICADO
   ---------------------------------------------------------- */
body.home-page .brand span { color: var(--navy); }
body.home-page .brand span b { color: var(--blue); }
body.home-page .kicker-light { color: #75d0ff; }
body.home-page .cert-preview-label { font-size: 12px; }
body.home-page .cert-preview-label-first { margin: 17px 0 4px; }
body.home-page .certificate-disclaimer {
    font-size: 12px;
    color: #64748b;
    text-align: center;
    margin-top: 15px;
}


/* ==========================================================
   18. INDEX.PHP | AJUSTES FINALES DE AISLAMIENTO
   Corrigen posibles conflictos con estilos globales heredados.
   Se mantienen al final intencionalmente para que tengan
   prioridad sobre las reglas generales anteriores.
   ========================================================== */

body.home-page {
    margin: 0;
    font-family: Inter, system-ui, -apple-system, "Segoe UI", Arial, sans-serif;
    color: var(--ink);
    background: #fff;
    line-height: 1.6;
}

/* ----------------------------------------------------------
   INDEX | CORRECCIONES DE AISLAMIENTO
   ---------------------------------------------------------- */

/* Header original */
body.home-page .nav {
    padding: 0;
    background: transparent;
    border: 0;
}

body.home-page .brand span {
    color: inherit;
}

body.home-page .brand span b {
    color: var(--blue);
}

/* Hero original: ancho completo, sin esquinas redondeadas ni padding heredado */
body.home-page .hero {
    padding: 0;
    border-radius: 0;
    margin: 0;
}

/* Botones originales: sin margen ni colores heredados */
body.home-page .btn {
    margin: 0;
}

body.home-page .btn-primary {
    color: #fff !important;
}

/* Elementos de precios y pie de página */
body.home-page .price {
    margin: 0;
}

body.home-page footer {
    text-align: left;
}


/* ==========================================================
   19. INDEX | LOGOTIPO CERTIFIA PRO (IMAGEN)
   Reemplaza el isotipo de texto por /assets/certifialogo.png.
   ========================================================== */

body.home-page .brand {
    display: inline-flex;
    align-items: center;
    flex: 0 0 auto;
    gap: 0;
    text-decoration: none;
    line-height: 1;
}

body.home-page .brand img {
    display: block;
    width: 220px;
    height: auto;
    max-height: 65px;
    object-fit: contain;
    object-position: left center;
}

/* Logo del footer */
body.home-page footer .brand img {
    width: 215px;
    max-height: 60px;
}

/* Ajuste para tablets */
@media (max-width: 850px) {
    body.home-page .brand img {
        width: 205px;
        max-height: 58px;
    }
}

/* Ajuste para móviles */
@media (max-width: 520px) {
    body.home-page .brand img {
        width: 185px;
        max-height: 52px;
    }

    body.home-page footer .brand img {
        width: 185px;
    }
}

@media (max-width: 380px) {
    body.home-page .brand img {
        width: 165px;
        max-height: 48px;
    }
}