:root {
    --bg: #09090b;
    --bg-alt: #0d0d10;
    --surface: rgba(24, 24, 27, 0.6);
    --border: rgba(255, 255, 255, 0.08);
    --text: #ffffff;
    --muted: #a1a1aa;
    --primary: #00f0ff;
    --accent: #39ff14;
    --wa: #25d366;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    background:
        radial-gradient(circle at 15% 10%, rgba(0, 240, 255, 0.08), transparent 40%),
        radial-gradient(circle at 85% 90%, rgba(57, 255, 20, 0.05), transparent 40%),
        var(--bg);
    color: var(--text);
    font-family:
        "IBM Plex Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    line-height: 1.6;
}

.container {
    max-width: 1180px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.site-header {
    position: fixed;
    top: 0;
    inset-inline: 0;
    z-index: 50;
    backdrop-filter: blur(20px);
    background: rgba(9, 9, 11, 0.75);
    border-bottom: 1px solid var(--border);
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 1.5rem;
}

.brand {
    color: var(--text);
    text-decoration: none;
    font-family: "Outfit", sans-serif;
    font-weight: 900;
    font-size: 1.1rem;
    letter-spacing: -0.02em;
    display: flex;
    align-items: center;
    gap: 0.6rem;
}
.brand em {
    color: var(--primary);
    font-style: normal;
}
.brand-mark {
    width: 10px;
    height: 10px;
    background: var(--primary);
    box-shadow: 0 0 12px var(--primary);
    border-radius: 2px;
}

nav a {
    color: var(--muted);
    text-decoration: none;
    margin-left: 1.5rem;
    font-size: 0.95rem;
    transition: color 0.2s ease;
}
nav a:hover {
    color: var(--primary);
}

.hero {
    position: relative; /* Asegura que absolute se posicione con respecto a hero */
    overflow: hidden;   /* Corta cualquier borde o subpíxel sobrante */
    padding: 10rem 0 6rem;
}

.hero-video{

    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;    /* Remove el espacio base reservado para texto inline */
    border: none;      /* Elimina bordes por defecto */
    outline: none;     /* Elimina contornos */
    z-index: -3;

}

.hero-overlay{

    position:absolute;

    inset:0;

    background:
        linear-gradient(
            120deg,
            rgba(4,12,24,.80),
            rgba(4,20,40,.55),
            rgba(0,0,0,.70)
        );

    z-index:-2;

}

.hero-inner {
    max-width: 780px;
}
.tag {
    display: inline-block;
    padding: 0.35rem 0.8rem;
    border: 1px solid var(--border);
    border-radius: 999px;
    color: var(--muted);
    font-size: 0.8rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    margin-bottom: 1.5rem;
}
h1 {
    font-family: "Outfit", sans-serif;
    font-size: clamp(2.5rem, 5.5vw, 4.5rem);
    font-weight: 900;
    letter-spacing: -0.03em;
    line-height: 1.05;
    margin: 0 0 1.2rem;
}
.accent {
    color: var(--primary);
}
.lead {
    color: var(--muted);
    font-size: 1.15rem;
    max-width: 640px;
    margin-bottom: 2rem;
}
.cta-row {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.85rem 1.5rem;
    border-radius: 10px;
    font-family: "Outfit", sans-serif;
    font-weight: 700;
    text-decoration: none;
    cursor: pointer;
    border: 1px solid transparent;
    transition: all 0.25s ease;
    font-size: 0.95rem;
}
.btn-primary {
    background: var(--primary);
    color: #0a0a0a;
}
.btn-primary:hover {
    background: #7ff5ff;
    box-shadow: 0 0 24px rgba(0, 240, 255, 0.4);
}
.btn-ghost {
    background: transparent;
    color: var(--primary);
    border-color: var(--primary);
}
.btn-ghost:hover {
    background: rgba(0, 240, 255, 0.1);
}

.section {
    padding: 6rem 0;
    border-top: 1px solid var(--border);
}
.section-alt {
    background: var(--bg-alt);
}
h2 {
    font-family: "Outfit", sans-serif;
    font-size: clamp(1.8rem, 3.5vw, 2.6rem);
    font-weight: 800;
    letter-spacing: -0.02em;
    margin: 0 0 0.6rem;
}
.section-sub {
    color: var(--muted);
    max-width: 620px;
    margin: 0 0 3rem;
}
.grid {
    display: grid;
    gap: 1.5rem;
}
.grid-3 {
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}
.grid-2 {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}
.card {
    background: var(--surface);
    border: 1px solid var(--border);
    padding: 1.75rem;
    border-radius: 14px;
    backdrop-filter: blur(12px);
    transition: transform 0.3s ease, border-color 0.3s ease;
}
.card:hover {
    transform: translateY(-4px);
    border-color: rgba(0, 240, 255, 0.35);
}
.card-icon {
    font-family: "Outfit", sans-serif;
    font-weight: 800;
    color: var(--primary);
    font-size: 0.85rem;
    letter-spacing: 0.2em;
    margin-bottom: 1rem;
}
.card h3 {
    font-family: "Outfit", sans-serif;
    margin: 0 0 0.6rem;
    color: var(--text);
}
.card p {
    color: var(--muted);
    margin: 0;
    font-size: 0.95rem;
}
.card .meta {
    display: block;
    color: var(--accent);
    font-size: 0.75rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    margin-bottom: 0.75rem;
}

.download-box {
    background: var(--surface);
    border: 1px dashed rgba(0, 240, 255, 0.25);
    padding: 2rem;
    border-radius: 14px;
}
.download-box code {
    color: var(--accent);
    font-family: "Courier New", monospace;
}

.contact-info p {
    color: var(--muted);
    margin: 0.5rem 0;
}
.contact-info strong {
    color: var(--text);
}
.contact-form {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}
.contact-form input,
.contact-form textarea {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border);
    color: var(--text);
    padding: 0.85rem 1rem;
    border-radius: 10px;
    font-family: inherit;
    font-size: 0.95rem;
}
.contact-form input:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(0, 240, 255, 0.15);
}
.contact-form button {
    align-self: flex-start;
    margin-top: 0.5rem;
}

.site-footer {
    padding: 2rem 0;
    border-top: 1px solid var(--border);
    text-align: center;
    color: var(--muted);
    font-size: 0.9rem;
}

.whatsapp-fab {
    position: fixed;
    bottom: 1.5rem;
    right: 1.5rem;
    background: var(--wa);
    color: white;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 0 24px rgba(37, 211, 102, 0.5);
    z-index: 60;
    transition: transform 0.3s ease;
    animation: pulse 2.5s infinite;
}
.whatsapp-fab:hover {
    transform: scale(1.1);
}
@keyframes pulse {
    0%, 100% {
        box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.6);
    }
    50% {
        box-shadow: 0 0 0 14px rgba(37, 211, 102, 0);
    }
}


/* ==========================
   Botón de servicios
========================== */

/*.service-btn{
    margin-top:1.5rem;
    width:100%;
    justify-content:center;
    transition:all .3s ease;
}

.service-btn:hover{
    transform:translateY(-2px);
}

.card{
    display:flex;
    flex-direction:column;
    height:100%;
}

.card p{
    flex:1;
}
*/

/*==================================
 BOTÓN DE INSCRIPCIÓN
==================================*/

.course-btn{
    margin-top:1.6rem;
    display:inline-flex;
    align-items:center;
    justify-content:center;
    gap:.7rem;

    width:100%;

    padding:14px 20px;

    border-radius:12px;

    background:linear-gradient(
        135deg,
        var(--primary),
        #00b7ff
    );

    color:#09090b;

    text-decoration:none;

    font-family:"Outfit",sans-serif;

    font-weight:700;

    transition:.35s;
}

.course-btn:hover{

    transform:translateY(-3px);

    box-shadow:
        0 12px 30px rgba(0,240,255,.35);

}

.course-btn .arrow{

    transition:.3s;

    font-size:1.2rem;

}

.course-btn:hover .arrow{

    transform:translateX(8px);

}

/*=============================
MODAL
=============================*/

.modal{

    display:none;

    position:fixed;

    inset:0;

    background:rgba(0,0,0,.75);

    backdrop-filter:blur(8px);

    z-index:999;

    justify-content:center;

    align-items:center;

}

.modal-content{

    width:min(500px,90%);

    background:#111;

    border:1px solid rgba(255,255,255,.08);

    border-radius:18px;

    padding:35px;

    animation:popup .35s ease;

}

.modal-content h2{

    margin-top:0;

}

.modal-content form{

    display:flex;

    flex-direction:column;

    gap:15px;

}

.modal-content input{

    padding:15px;

    border-radius:10px;

    border:1px solid rgba(255,255,255,.08);

    background:#1d1d1d;

    color:white;

}

.close-modal{

    float:right;

    cursor:pointer;

    font-size:28px;

}

@keyframes popup{

from{

opacity:0;

transform:translateY(25px) scale(.95);

}

to{

opacity:1;

transform:none;

}

}

#successModal{

    display:none;

}

#successModal.show{

    display:flex;

}

.service-btn {
    display: inline-block;
    margin-top: 20px;
}

/* ===== Feedback Drawer ===== */
.feedback-fab{
position:fixed;
left:24px;
bottom:24px;
z-index:1200;
padding:14px 18px;
border:none;
border-radius:50px;
background:rgba(0,240,255,.15);
color:#fff;
backdrop-filter:blur(16px);
border:1px solid rgba(0,240,255,.4);
cursor:pointer;
font-family:"Outfit",sans-serif;
font-weight:700;
transition:.3s;
}
.feedback-fab:hover{
transform:translateY(-4px);
box-shadow:0 0 20px rgba(0,240,255,.4);
}
.feedback-drawer{
 position:fixed;

    top:50%;
    left:50%;

    transform:translate(-50%,-50%) scale(.9);

    width:min(550px,92%);

    max-height:85vh;

    overflow-y:auto;

    background:var(--surface);

    border:1px solid var(--border);

    border-radius:14px;

    backdrop-filter:blur(12px);

    padding:35px;

    z-index:1300;

    opacity:0;

    visibility:hidden;

    transition:
        transform .35s ease,
        opacity .35s ease,
        border-color .3s ease;
}
.feedback-drawer.open{opacity:1;

    visibility:visible;

    transform:translate(-50%,-50%) scale(1);
    border-color:rgba(0,240,255,.35);

    box-shadow:

        0 20px 60px rgba(0,0,0,.45),

        0 0 30px rgba(0,240,255,.15);
}
.feedback-header{
display:flex;
justify-content:space-between;
align-items:center;
margin-bottom:20px;
}
.feedback-header button{
background:none;
border:none;
color:#fff;
font-size:24px;
cursor:pointer;
}
.feedback-drawer textarea{
width:100%;
min-height:140px;
margin:20px 0;
padding:15px;
background:#1c1c1c;
color:#fff;
border:1px solid rgba(255,255,255,.1);
border-radius:12px;
resize:vertical;
}
.stars{
font-size:34px;
letter-spacing:6px;
color:#FFD54A;
margin:20px 0;
}
@media(max-width:768px){
.feedback-drawer{width:100%;}
.feedback-fab{left:15px;bottom:15px;}
}

.feedback-overlay{

    position:fixed;

    inset:0;

    background:rgba(0,0,0,.65);

    backdrop-filter:blur(6px);

    opacity:0;

    visibility:hidden;

    transition:.35s;

    z-index:1299;

}

.feedback-overlay.show{

    opacity:1;

    visibility:visible;

}

/*==================================
  FONDO DIFUMINADO DEL FEEDBACK
==================================*/

/*==================================
OVERLAY FEEDBACK
==================================*/

.feedback-overlay{

    position:fixed;

    inset:0;

    background:rgba(0,0,0,.30);

    backdrop-filter:blur(8px);

    -webkit-backdrop-filter:blur(8px);

    opacity:0;

    visibility:hidden;

    transition:
        opacity .35s ease,
        visibility .35s ease;

    z-index:1299;

}

.feedback-overlay.show{

    opacity:1;

    visibility:visible;

}


.modal {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(8px);
  z-index: 999;
  justify-content: center;
  align-items: center;
}

.modal-content {
  width: min(500px, 90%);
  background: #111;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 18px;
  padding: 35px;
}