/* DESIGN SYSTEM */
:root {
    --bg-color: #0b0d17;
    --second-color: #161b2e;
    --main-color: #00d2ff;
    --accent-color: #9d50bb;
    --text-color: #f8f9fa;
    --glass-bg: rgba(22, 27, 46, 0.6);
    --glass-border: rgba(255, 255, 255, 0.1);
    --transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    --neon-glow: 0 0 20px rgba(0, 210, 255, 0.3);
}

/* CUSTOM SCROLLBAR */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: var(--bg-color);
}
::-webkit-scrollbar-thumb {
    background: linear-gradient(var(--main-color), var(--accent-color));
    border-radius: 10px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--main-color);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    text-decoration: none;
    border: none;
    outline: none;
    scroll-behavior: smooth;
    font-family: 'Outfit', sans-serif;
}

html {
    font-size: 62.5%;
    overflow-x: hidden;
}

body {
    background: var(--bg-color);
    background-image: 
        radial-gradient(circle at 10% 20%, rgba(0, 210, 255, 0.05) 0%, transparent 20%),
        radial-gradient(circle at 90% 80%, rgba(157, 80, 187, 0.05) 0%, transparent 20%);
    background-attachment: fixed;
    color: var(--text-color);
    line-height: 1.6;
}

/* HEADER & NAVBAR */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 1.5rem 9%;
    background: var(--glass-bg);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 1000;
    border-bottom: 1px solid var(--glass-border);
    transition: var(--transition);
}

.scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    width: 0%;
    height: 4px;
    background: linear-gradient(to right, var(--main-color), var(--accent-color));
    z-index: 1001;
    transition: width 0.1s;
}

.header.sticky {
    padding: 1rem 9%;
    background: rgba(11, 13, 23, 0.9);
}

.navbar-brand {
    font-size: 2.8rem;
    color: var(--text-color);
    font-weight: 700;
    letter-spacing: 1px;
}

.navbar-brand span {
    color: var(--main-color);
    background: linear-gradient(to right, var(--main-color), var(--accent-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 3.5rem;
}

.nav-menu a {
    font-size: 1.7rem;
    color: var(--text-color);
    font-weight: 500;
    transition: var(--transition);
    position: relative;
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(to right, var(--main-color), var(--accent-color));
    transition: var(--transition);
}

.nav-menu a:hover::after,
.nav-menu a.active::after {
    width: 100%;
}

.nav-menu a:hover,
.nav-menu a.active {
    color: var(--main-color);
}

/* SECTIONS COMMON */
section {
    min-height: 100vh;
    padding: 12rem 9% 6rem;
}

.heading {
    text-align: center;
    font-size: 5rem;
    margin-bottom: 6rem;
    font-weight: 700;
}

.heading span {
    background: linear-gradient(to right, var(--main-color), var(--accent-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    filter: drop-shadow(var(--neon-glow));
}

/* HOME SECTION */
.home {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 4rem;
}

.home-content h2 {
    font-size: 3rem;
    font-weight: 600;
}

.home-content h1 {
    font-size: 6rem;
    font-weight: 800;
    line-height: 1.2;
    margin: 1rem 0;
}

.home-content p {
    font-size: 1.8rem;
    margin-bottom: 3rem;
    max-width: 50rem;
    color: rgba(255, 255, 255, 0.8);
}

.social-media {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 4rem;
}

.social-media a {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    width: 4.5rem;
    height: 4.5rem;
    background: transparent;
    border: 2px solid var(--main-color);
    border-radius: 50%;
    font-size: 2.2rem;
    color: var(--main-color);
    transition: var(--transition);
}

.social-media a:hover {
    background: var(--main-color);
    color: var(--bg-color);
    box-shadow: 0 0 2rem var(--main-color), 0 0 40px rgba(0, 210, 255, 0.4);
    transform: translateY(-5px) rotate(360deg);
}

.btn {
    display: inline-block;
    padding: 1.2rem 3.5rem;
    background: linear-gradient(to right, var(--main-color), var(--accent-color));
    border-radius: 5rem;
    font-size: 1.6rem;
    color: #fff;
    letter-spacing: 1px;
    font-weight: 600;
    transition: var(--transition);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

.btn:hover {
    transform: scale(1.05) translateY(-3px);
    box-shadow: 0 10px 25px rgba(0, 210, 255, 0.4), 0 0 15px var(--accent-color);
    letter-spacing: 2px;
}

.home-img img {
    width: 32vw;
    filter: drop-shadow(0 0 3rem var(--main-color));
    animation: floatImage 4s ease-in-out infinite;
}

@keyframes floatImage {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-2.5rem); }
}

/* ABOUT SECTION */
.about {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 6rem;
    background: var(--second-color);
}

.about-img img {
    width: 30vw;
    border-radius: 2rem;
    box-shadow: 0 0 3rem rgba(0, 0, 0, 0.5);
}

.about-content h2 {
    text-align: left;
}

.about-content h3 {
    font-size: 2.8rem;
    margin-bottom: 2rem;
}

.about-content p {
    font-size: 1.7rem;
    margin-bottom: 3rem;
    color: rgba(255, 255, 255, 0.8);
}

/* SERVICES SECTION */
.services {
    background: var(--bg-color);
}

.services-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 3rem;
}

.services-box {
    background: var(--glass-bg);
    padding: 5rem 3rem;
    border-radius: 2.5rem;
    text-align: center;
    border: 1px solid var(--glass-border);
    transition: var(--transition);
}

.services-box:hover {
    border-color: var(--main-color);
    transform: translateY(-1.5rem) scale(1.02);
    background: rgba(255, 255, 255, 0.08);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4), var(--neon-glow);
}

.services-box i {
    font-size: 7rem;
    color: var(--main-color);
    margin-bottom: 2rem;
    display: block;
}

.services-box h3 {
    font-size: 2.6rem;
    margin-bottom: 1.5rem;
}

.services-box p {
    font-size: 1.6rem;
    color: rgba(255, 255, 255, 0.7);
}

/* PORTFOLIO SECTION */
.portafolio {
    background: var(--second-color);
}

.portafolio-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 4rem;
}

.portafolio-box {
    position: relative;
    border-radius: 2rem;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    height: 320px;
    border: 1px solid var(--glass-border);
    transition: var(--transition);
}

.portafolio-box:hover {
    border-color: var(--main-color);
    transform: translateY(-1rem);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.6), 0 0 15px rgba(0, 210, 255, 0.2);
}

.portafolio-box img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.portafolio-box:hover img {
    transform: scale(1.15);
}

.portafolio-layer {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(rgba(0, 0, 0, 0.1), var(--main-color));
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    text-align: center;
    padding: 0 4rem;
    transform: translateY(100%);
    transition: var(--transition);
    backdrop-filter: blur(5px);
}

.portafolio-box:hover .portafolio-layer {
    transform: translateY(0);
}

.portafolio-layer h3 {
    font-size: 2.5rem;
    color: #fff;
    margin-bottom: 1rem;
}

.portafolio-layer p {
    font-size: 1.5rem;
    color: #fff;
    margin-bottom: 2rem;
}

.btn-portafolio {
    width: 5rem;
    height: 5rem;
    background: #fff;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    color: var(--bg-color);
    font-size: 2rem;
    transition: var(--transition);
}

.btn-portafolio:hover {
    transform: rotate(45deg);
    background: var(--accent-color);
    color: #fff;
}

/* CONTACT SECTION */
.contacto {
    background: var(--bg-color);
}

.contacto form {
    max-width: 70rem;
    margin: 0 auto;
    text-align: center;
}

.contacto form .input-box {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin-bottom: 2rem;
}

.contacto form input,
.contacto form textarea {
    width: 100%;
    padding: 1.8rem;
    font-size: 1.6rem;
    color: var(--text-color);
    background: var(--second-color);
    border-radius: 1rem;
    border: 1px solid var(--glass-border);
    transition: var(--transition);
}

.contacto form textarea {
    grid-column: span 2;
    resize: none;
    height: 20rem;
    margin-bottom: 3rem;
}

.contacto form input:focus,
.contacto form textarea:focus {
    border-color: var(--main-color);
    box-shadow: 0 0 1rem var(--main-color);
}

.contacto form .btn {
    width: 100%;
    max-width: 30rem;
    cursor: pointer;
}

/* FOOTER */
.footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 3rem 9%;
    background: var(--second-color);
    border-top: 1px solid var(--glass-border);
}

.footer-text p {
    font-size: 1.6rem;
}

.footer-icontop a {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    padding: 1rem;
    background: var(--main-color);
    border-radius: 1rem;
    color: var(--bg-color);
    font-size: 2.4rem;
    transition: var(--transition);
}

.footer-icontop a:hover {
    box-shadow: 0 0 2rem var(--main-color);
    transform: translateY(-5px);
}

/* RESPONSIVE */
@media (max-width: 1200px) {
    html { font-size: 55%; }
}

@media (max-width: 991px) {
    .header { padding: 2rem 3%; }
    section { padding: 10rem 3% 2rem; }
    .services { padding-bottom: 7rem; }
    .portafolio { padding-bottom: 7rem; }
    .contacto { min-height: auto; }
    .footer { padding: 2rem 3%; }
}

@media (max-width: 768px) {
    .nav-mobile {
        display: block !important;
        background: transparent;
        border: 0;
        cursor: pointer;
        width: 4rem;
        height: 4rem;
        position: relative;
    }

    .nav-mobile span {
        display: block;
        width: 100%;
        height: 3px;
        background: var(--text-color);
        margin: 6px 0;
        transition: var(--transition);
    }

    .nav-mobile.nav-open span:nth-child(1) { transform: rotate(45deg) translate(7px, 7px); }
    .nav-mobile.nav-open span:nth-child(2) { opacity: 0; }
    .nav-mobile.nav-open span:nth-child(3) { transform: rotate(-45deg) translate(6px, -6px); }

    .nav-menu {
        position: absolute;
        top: 100%;
        left: -100%;
        width: 100%;
        padding: 2rem 3%;
        background: var(--bg-color);
        border-top: 1px solid var(--glass-border);
        flex-direction: column;
        gap: 2rem;
        transition: var(--transition);
    }

    .nav-menu.open-menu {
        left: 0;
    }

    .home {
        flex-direction: column;
        text-align: center;
        margin-top: 5rem;
    }

    .home-content h1 { font-size: 5rem; }
    .home-content p { margin: 0 auto 3rem; }
    .social-media { justify-content: center; }
    .home-img img { width: 70vw; margin-top: 4rem; }

    .about { flex-direction: column-reverse; text-align: center; }
    .about-img img { width: 70vw; }
    .about-content h2 { text-align: center; }

    .contacto form .input-box { grid-template-columns: 1fr; }
    .contacto form textarea { grid-column: span 1; }
}