/* --- Importación de fuentes --- */
@import url('https://fonts.googleapis.com/css2?family=Public+Sans:wght@400;700&family=Roboto:wght@400;500&display=swap');

/* --- Variables globales --- */
:root {
    --color-dark: #222831;
    --color-medium: #393E46;
    --color-light: #EEEEEE;
    --color-accent: #4FBDBA;
    --color-white: #FFFFFF;
    --color-black: #101010;

    --font-heading: "Public Sans", sans-serif;
    --font-body: "Roboto", sans-serif;
}

/* --- Reseteo y estilos globales --- */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    color: var(--color-dark);
    background-color: var(--color-light);
    line-height: 1.6;
}

h1,
h2,
h3 {
    font-family: var(--font-heading);
    font-weight: 700;
    margin-bottom: 1rem;
}

h1 {
    font-size: 2.8rem;
}

h2 {
    font-size: 2.2rem;
    text-align: center;
    margin-bottom: 2.5rem;
}

h3 {
    font-size: 1.25rem;
}

p {
    font-family: var(--font-body);
    margin-bottom: 1rem;
    color: inherit;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    text-decoration: none;
    color: var(--color-accent);
    transition: opacity 0.3s ease;
}

a:hover {
    opacity: 0.8;
}

.container {
    max-width: 80%;
    margin: 0 auto;
    padding: 0 1rem;
}

.container-sm {
    max-width: 80%;
    margin: 0 auto;
    padding: 0 1rem;
    line-height: 2.5rem;
}

/* --- Componentes Reutilizables  */
.btn,
.btn-outline {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: 50px;
    font-family: var(--font-body);
    font-weight: 500;
    text-transform: capitalize;
    font-size: 1.2rem;
    border: 2px solid transparent;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
}

.btn {
    background-color: var(--color-accent);
    color: var(--color-dark);
}

.btn:hover {
    background-color: var(--color-medium);
    color: var(--color-light);
    opacity: 1;
}

.btn-outline {
    border-color: var(--color-accent);
    color: var(--color-light);
    background-color: transparent;
}

.btn-outline:hover {
    background-color: var(--color-accent);
    color: var(--color-dark);
    opacity: 1;
}

/* ------------- Header --------------- */
header {
    background-color: var(--color-dark);
    color: var(--color-light);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
}

header nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-light);
    pointer-events: none;
}

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

.nav-menu li {
    margin: 0 1rem;
}

.nav-menu a {
    color: var(--color-light);
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 1rem;
}

.nav-menu a:hover {
    color: var(--color-accent);
    opacity: 1;
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 2rem;
    color: var(--color-light);
    cursor: pointer;
}

/* ---------- Presentacion ----------- */
#hero {
    background-color: var(--color-light);
    color: var(--color-dark);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 4rem 1rem;
    min-height: 85vh;
}

.profile-pic {
    width: 150px;
    height: 150px;
    border-radius: 50%;
    object-fit: cover;
    margin-bottom: 1.5rem;
    border: 5px solid var(--color-white);
    transition: all 0.3s ease;
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.1);
}

.profile-pic:hover {
    transform: scale(1.2);
    transition: all 0.3s ease;
}


#hero h1 {
    margin-bottom: 0.5rem;
}

#hero p {
    font-size: 1.1rem;
    margin-bottom: 2rem;
    max-width: 600px;
    color: #555;
}

/* ------------- sobre mi ----------- */
#acerca-de {
    background-color: var(--color-medium);
    color: var(--color-light);
    padding: 4rem 1rem;
}

#acerca-de h2 {
    color: var(--color-light);
}

#acerca-de p {
    color: var(--color-light);
    opacity: 0.9;
}

/* ------------ servicios ------------ */
#servicios {
    background-color: var(--color-light);
    color: var(--color-dark);
    padding: 4rem 1rem;
}

#servicios h2 {
    color: var(--color-dark);
}

.service-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

.service-cards .card {
    background-color: var(--color-dark);
    padding: 2rem;
    border-radius: 10px;
    text-align: left;
}

.card-icon {
    width: 50px;
    height: 50px;
    border-radius: 20%;
    background-color: var(--color-light);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-dark);
}

.card-icon svg {
    width: 28px;
    height: 28px;
    transform: rotate(-90deg);
}

.service-cards .card h3 {
    color: var(--color-light);
}

.service-cards .card p {
    color: var(--color-light);
    opacity: 0.8;
    font-size: 0.9rem;
    line-height: 1.5rem;
}

/* -------- Proyectos -------- */
#proyectos {
    background-color: var(--color-medium);
    color: var(--color-light);
    padding: 4rem 1rem;
}

.project-filter {
    margin-bottom: 3rem;
    text-align: center;
}

.project-filter-menu {
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem 1.2rem;
    list-style: none;
    justify-content: center;
}

.project-filter-menu button {
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-light);
    background-color: transparent;
    padding: 0.6rem 1.2rem;
    border-radius: 25px;
    border: 2px solid var(--color-accent);
    cursor: pointer;
    transition: all 0.25s ease;
    font-family: var(--font-heading);
    letter-spacing: 0.5px;
}

.project-filter-menu button:hover {
    background-color: var(--color-accent);
    color: var(--color-dark);
    transform: translateY(-2px);
}

.project-filter-menu button.active {
    background-color: var(--color-accent);
    color: var(--color-dark);

}

.project-card {
    opacity: 1;
    transform: translateY(0);
    animation: fadeUp .45s ease forwards;
}

.project-card.hide {
    opacity: 0;
    transform: translateY(15px);
    pointer-events: none;
    order: 99;
    display: none;
}

.project-cards {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 1.5rem;
    transition: opacity .25s ease, transform .25s ease;
}

.project-card {
    background-color: var(--color-white);
    border-radius: 10px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.05);
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.project-cards .project-card {
    order: 1;
}

.project-card img {
    width: 100%;
    aspect-ratio: 4 / 3; 
    object-fit: cover;
    display: block;
}

.project-card-text {
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.project-card-text h3 {
    color: var(--color-dark);
}

.project-card-text p {
    color: #555;
    font-size: 0.9rem;
    flex-grow: 1;
    margin-bottom: 1rem;
}

.project-link {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: var(--color-accent);
    color: var(--color-dark);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: bold;
    align-self: flex-end;
}

.project-link img {
    width: 40px;
    height: 40px;
}

.project-link:hover {
    background-color: var(--color-medium);
    color: var(--color-light);
    opacity: 1;
}

/* ----------- Trabajemos juntos ----------- */
#cta {
    background-color: var(--color-light);
    text-align: center;
    padding: 4rem 1rem;
}

/* ----------- FOOTER ----------- */
footer {
    background-color: var(--color-dark);
    color: var(--color-light);
    padding: 2rem 1rem;
}

footer .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

footer p {
    margin: 0;
    font-size: 0.9rem;
    opacity: 0.8;
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-links a {
    color: var(--color-dark);
    background-color: var(--color-accent);
    /* Círculos claros como en la imagen */
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-heading);
    font-weight: bold;
    font-size: 0.9rem;
}

.social-links a:hover {
    background-color: var(--color-light);
    opacity: 1;
}

/* ----------- Keyframes ----------- */

@keyframes fadeUp {
    0% {
        opacity: 0;
        transform: translateY(15px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ----------- Media Queries ----------- */

@media (max-width: 768px) {
    h1 {
        font-size: 2.2rem;
    }

    h2 {
        font-size: 1.8rem;
    }

    /* --- Navegación Móvil --- */
    .container {
        max-width: 90%;
    }

    .container-sm {
        max-width: 90%;
    }

    .nav-menu {
        display: none;
        flex-direction: column;
        width: 100%;
        background-color: var(--color-medium);
        position: absolute;
        top: 68px;

        left: 0;
        padding: 1rem 0;
    }

    .nav-menu.active {
        display: flex;
    }

    .nav-menu li {
        margin: 0;
        width: 100%;
        text-align: center;
    }

    .nav-menu li a {
        display: block;
        padding: 1rem;
    }

    .menu-toggle {
        display: block;
    }

    .btn-outline {
        display: none;
    }


    #hero {
        min-height: auto;
        padding: 3rem 1rem;
    }

    #hero p br {
        display: none;
    }

    .project-filter-menu {
        gap: 0.6rem;
        padding: 0.5rem 0;
        overflow-x: auto;
        white-space: nowrap;
        scrollbar-width: none;
    }

    .project-filter-menu::-webkit-scrollbar {
        display: none;
    }

    .project-filter-menu button {
        padding: 0.5rem 0.8rem;
        font-size: 0.85rem;
        border-width: 1.5px;
    }

    .project-cards {
        grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
        justify-content: center;
    }

    /* --- Footer --- */
    footer .container {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .service-cards {
        grid-template-columns: 1fr;
    }

    .project-cards {
        grid-template-columns: 1fr;
    }
}