/* =========================
   MUST TECH FUTURISTIC UI
========================= */

:root{
    --bg:#020617;
    --bg2:#081120;
    --bg-light:#0f172a;

    --green:#00ff88;
    --green-dark:#00cc6a;

    --blue:#00c8ff;
    --blue-dark:#008cff;

    --white:#ffffff;
    --gray:#9ca3af;
    --gray-light:#cbd5e1;

    --glass:rgba(255,255,255,.05);
    --glass-dark:rgba(0,0,0,.2);
}

*{
    margin:0;
    padding:0;
    box-sizing:border-box;
    scroll-behavior:smooth;
}

body{
    font-family:'Poppins',sans-serif;
    background:linear-gradient(180deg, var(--bg), var(--bg2));
    color:white;
    overflow-x:hidden;
    line-height:1.6;
}

h1,h2,h3,h4{
    font-family:'Orbitron',sans-serif;
    margin-bottom:1rem;
}

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

ul{
    list-style:none;
}

.text-center{ text-align:center; }
.mt-30{ margin-top:30px; }
.mt-40{ margin-top:40px; }
.text-neon-green{
    color:var(--green);
    text-shadow:0 0 8px var(--green);
}
.text-neon-blue{
    color:var(--blue);
    text-shadow:0 0 8px var(--blue);
}

/* PARTICLES BACKGROUND */
#particles-js{
    position:fixed;
    width:100%;
    height:100%;
    top:0;
    left:0;
    z-index:-1;
    opacity:0.6;
}

/* NAVBAR */
.header{
    position:fixed;
    top:0;
    left:0;
    width:100%;
    z-index:999;
    backdrop-filter:blur(15px);
    background:rgba(2, 6, 23, 0.4);
    border-bottom:1px solid rgba(0, 200, 255, 0.15);
    transition:all 0.4s ease;
}

.navbar{
    max-width:1400px;
    margin:auto;
    padding:20px 40px;
    display:flex;
    justify-content:space-between;
    align-items:center;
}

.logo{
    font-family:'Orbitron',sans-serif;
    font-size:2rem;
    font-weight:700;
    color:white;
}

.logo span{
    color:var(--green);
    text-shadow:0 0 10px var(--green), 0 0 20px var(--green);
}

.nav-links{
    display:flex;
    gap:30px;
    list-style:none;
    align-items:center;
}

.nav-links a{
    color:white;
    transition:.3s;
    position:relative;
}

.nav-links a:hover{
    color:var(--green);
    text-shadow:0 0 8px var(--green);
}

/* Dropdown menu */
.dropdown{
    position:relative;
}

.dropdown-menu{
    position:absolute;
    top:100%;
    left:0;
    background:var(--bg-light);
    border:1px solid var(--blue);
    border-radius:8px;
    padding:10px 0;
    min-width:160px;
    display:none;
    box-shadow:0 10px 25px rgba(0,0,0,0.3);
}

.dropdown:hover .dropdown-menu{
    display:block;
}

.dropdown-menu li a{
    display:block;
    padding:8px 20px;
    font-size:0.9rem;
}

.menu-btn{
    display:none;
    font-size:2rem;
    cursor:pointer;
}

.btn-whatsapp{
    padding:12px 22px;
    border-radius:12px;
    font-weight:600;
    background:linear-gradient(45deg, var(--green), var(--blue));
    color:black !important;
    box-shadow:0 0 15px var(--green), 0 0 35px var(--blue);
    transition:all 0.3s;
}

.btn-whatsapp:hover{
    transform:scale(1.05);
    box-shadow:0 0 20px var(--green), 0 0 45px var(--blue);
}

/* HERO SECTION */
.hero{
    padding-top:120px;
    min-height:100vh;
    display:flex;
    align-items:center;
}

.hero-content{
    display:grid;
    grid-template-columns:1fr 1fr;
    align-items:center;
    gap:60px;
    max-width:1400px;
    margin:auto;
    padding:50px;
}

.hero-text h1{
    font-size:clamp(2.5rem, 5vw, 4rem);
    line-height:1.1;
    margin-bottom:25px;
}

.hero-text span{
    color:var(--green);
    text-shadow:0 0 10px var(--green), 0 0 25px var(--green);
}

.hero-text p{
    font-size:1.2rem;
    color:var(--gray-light);
    margin-bottom:35px;
}

.hero-buttons{
    display:flex;
    gap:20px;
    flex-wrap:wrap;
}

.btn-primary{
    padding:15px 35px;
    border-radius:12px;
    font-weight:600;
    background:linear-gradient(45deg, var(--green), var(--blue));
    color:black;
    box-shadow:0 0 15px var(--green), 0 0 30px var(--blue);
    transition:all 0.3s;
    display:inline-block;
}

.btn-primary:hover{
    transform:scale(1.05);
}

.btn-secondary{
    padding:15px 35px;
    border-radius:12px;
    border:2px solid var(--green);
    color:white;
    transition:all 0.3s;
    display:inline-block;
}

.btn-secondary:hover{
    background:rgba(0, 255, 136, 0.1);
    box-shadow:0 0 15px var(--green);
}

.hero-image img{
    width:100%;
    border-radius:25px;
    box-shadow:0 0 25px rgba(0,255,136,.4), 0 0 60px rgba(0,200,255,.2);
}

/* SECTION TITLES */
.section-title{
    text-align:center;
    margin-bottom:60px;
}

.section-title h2{
    font-size:clamp(2rem, 4vw, 3rem);
}

.section-title p{
    color:var(--gray);
    margin-top:15px;
    font-size:1.1rem;
}

/* AVISO ESPECIAL */
.aviso-especial{
    max-width:800px;
    margin:0 auto 50px;
    background:rgba(255, 193, 7, 0.1);
    border:1px solid rgba(255, 193, 7, 0.3);
    padding:25px;
    border-radius:15px;
    text-align:center;
}

.aviso-especial h3{
    color:#ffc107;
}

/* SERVICES */
.services{
    padding:120px 50px;
}

.services.bg-alt{
    background:rgba(15, 23, 42, 0.3);
}

.services-grid{
    max-width:1400px;
    margin:auto;
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(260px,1fr));
    gap:30px;
}

.service-card{
    background:var(--glass);
    padding:40px;
    border-radius:20px;
    border:1px solid rgba(255,255,255,.08);
    transition:.4s;
    text-align:center;
    backdrop-filter:blur(20px);
    opacity:0;
    transform:translateY(40px);
}

.service-card.show{
    opacity:1;
    transform:translateY(0);
}

.service-card:hover{
    transform:translateY(-10px);
    border-color:var(--green);
    box-shadow:0 0 20px rgba(0,255,136,.4);
}

.service-card i{
    font-size:3rem;
    margin-bottom:20px;
    color:var(--green);
    text-shadow:0 0 8px var(--green);
}

/* STATS */
.stats{
    padding:80px 30px;
    display:grid;
    grid-template-columns:repeat(4,1fr);
    text-align:center;
    background:rgba(255,255,255,.02);
}

.stat h2{
    font-size:3rem;
    font-family:'Orbitron';
    color:var(--green);
    text-shadow:0 0 10px var(--green);
}

.stat p{
    color:var(--gray-light);
    font-weight:500;
}

/* ABOUT */
.about{
    padding:120px 50px;
}

.about-content{
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:50px;
    align-items:center;
    max-width:1400px;
    margin:auto;
}

.about-image img{
    width:100%;
    border-radius:25px;
    box-shadow:0 0 30px rgba(0, 200, 255, 0.2);
}

.about-text h2{
    font-size:3rem;
    margin-bottom:20px;
}

.about-text p{
    margin-bottom:20px;
    line-height:1.8;
    color:var(--gray-light);
}

/* CONTACT FORM */
.contact{
    padding:120px 50px;
}

form{
    max-width:700px;
    margin:auto;
    display:flex;
    flex-direction:column;
    gap:20px;
}

/* Reemplaza todo lo que tenías antes para input, select, textarea por esto: */

input, select, textarea{
    padding:18px;
    border:none;
    border-radius:12px;
    background:rgba(255,255,255,.06);
    color:white;
    font-size:1rem;
    border:1px solid transparent;
    transition:all 0.3s;
    appearance: none; /* Quita el estilo por defecto del navegador */
    -webkit-appearance: none;
    -moz-appearance: none;
    background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2300ff88' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right 15px center;
    background-size: 16px;
}

input:focus, select:focus, textarea:focus{
    outline:none;
    border-color:var(--blue);
    box-shadow:0 0 10px rgba(0, 200, 255, 0.2);
}

/* 👉 ESTO ES LO NUEVO PARA LA LISTA DE OPCIONES 👈 */
select option {
    background-color: #0f172a; /* Fondo oscuro igual a tu diseño */
    color: white; /* Letra blanca */
    padding: 12px;
    border: none;
}

select option:hover,
select option:checked {
    background-color: rgba(0, 255, 136, 0.2); /* Verde neón al pasar o seleccionar */
    color: #00ff88;
}

textarea{
    height:180px;
    resize:none;
}

button{
    padding:18px;
    background:linear-gradient(45deg, var(--green), var(--blue));
    border:none;
    border-radius:12px;
    font-weight:700;
    font-size:1.1rem;
    cursor:pointer;
    transition:all 0.3s;
    color:black;
}

button:hover{
    transform:scale(1.02);
    box-shadow:0 0 15px var(--green), 0 0 30px var(--blue);
}

/* FOOTER */
footer{
    padding:80px 50px;
    background:#01040d;
    border-top:1px solid rgba(0, 200, 255, 0.1);
}

.footer-container{
    max-width:1400px;
    margin:auto;
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(250px,1fr));
    gap:40px;
}

.footer-container h3{
    margin-bottom:15px;
    color:var(--green);
}

.footer-container p{
    color:var(--gray);
}

.copyright{
    text-align:center;
    margin-top:50px;
    padding-top:30px;
    border-top:1px solid rgba(255,255,255,.05);
    color:var(--gray);
}

/* WHATSAPP FLOTANTE */
.floating-whatsapp{
    position:fixed;
    bottom:25px;
    right:25px;
    width:70px;
    height:70px;
    display:flex;
    justify-content:center;
    align-items:center;
    border-radius:50%;
    font-size:2rem;
    background:#25d366;
    color:white;
    text-decoration:none;
    box-shadow:0 0 20px #25d366, 0 0 40px #25d366;
    z-index:999;
    transition:all 0.3s;
}

.floating-whatsapp:hover{
    transform:scale(1.1);
}

/* CURSOR BRILLANTE */
.cursor-glow{
    position:fixed;
    width:25px;
    height:25px;
    border-radius:50%;
    background:rgba(0,255,136,.4);
    pointer-events:none;
    transform:translate(-50%,-50%);
    filter:blur(10px);
    z-index:9999;
}

/* RESPONSIVE */
@media(max-width:992px){
    .hero-content, .about-content{
        grid-template-columns:1fr;
    }
    .hero-text h1{
        font-size:2.8rem;
    }
    .stats{
        grid-template-columns:1fr 1fr;
        gap:30px;
    }
}

@media(max-width:768px){
    .nav-links{
        position:absolute;
        top:90px;
        left:0;
        width:100%;
        background:var(--bg);
        flex-direction:column;
        padding:30px;
        gap:20px;
        border-bottom:1px solid var(--blue);
        display:none;
    }
    .nav-links.active{
        display:flex;
    }
    .menu-btn{
        display:block;
    }
    .hero{
        padding-top:150px;
    }
    .hero-text h1{
        font-size:2.2rem;
    }
    .stats{
        grid-template-columns:1fr;
    }
    .navbar{
        padding:20px;
    }
}