/*
 * Hoja de Estilos Unificada
 * Autor: Ivan Tech Coach (Unificado por Gemini)
 * Descripción: Estilos para la landing page y el blog.
 */

/* --- Google Fonts --- */
@import url('https://fonts.googleapis.com/css2?family=Open+Sans:wght@400;700&family=Sora:wght@700&display=swap');

/*
 * --------------------------------------------------------------------------
 * Variables y Estilos Base
 * --------------------------------------------------------------------------
 */

:root {
    /* Paleta de Colores */
    --color-primary: #66FFCC;       /* Verde menta */
    --color-secondary: #4D4D4D;     /* Gris oscuro */
    --color-text: #222222;           /* Negro suave */
    --color-accent: #7A00F5;         /* Violeta acento */
    --color-background: #FFFFFF;     /* Blanco */
    --color-background-alt: #FAFAFA; /* Fondo alterno */

    /* Tipografía */
    --font-headings: 'Sora', sans-serif;
    --font-body: 'Open Sans', sans-serif;

    /* Layout */
    --container-width: 1200px;
    --header-height: 70px;
    --border-radius: 8px;
    --transition: all 0.3s ease;
}

/* --- Reset y Estilos Globales --- */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    color: var(--color-text);
    line-height: 1.6;
    background-color: var(--color-background);
    font-size: 16px;
    overflow-x: hidden;
}

body.no-scroll {
    overflow: hidden;
}

.container {
    width: 90%;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}

section {
    padding: 80px 0;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-headings);
    font-weight: 700;
    color: var(--color-text);
    margin-top: 1.2em;
    margin-bottom: 0.6em;
}

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

a:hover {
    color: var(--color-primary);
}

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

.section-title {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 15px;
    color: var(--color-text);
    position: relative;
    display: inline-block;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 60px;
    height: 3px;
    background-color: var(--color-primary);
}

/*
 * --------------------------------------------------------------------------
 * Botones
 * --------------------------------------------------------------------------
 */
.btn {
    display: inline-block;
    padding: 12px 30px;
    border-radius: 50px;
    font-weight: 500;
    text-decoration: none;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    font-family: var(--font-headings);
}

.btn-primary {
    background-color: var(--color-accent);
    color: var(--color-background);
    box-shadow: 0 4px 15px rgba(122, 0, 245, 0.3);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(122, 0, 245, 0.4);
    color: var(--color-background);
}

.btn-secondary {
    background-color: var(--color-secondary);
    color: var(--color-background);
    box-shadow: 0 4px 15px rgba(77, 77, 77, 0.3);
}

.btn-secondary:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(77, 77, 77, 0.4);
    color: var(--color-background);
}

/*
 * --------------------------------------------------------------------------
 * Header y Navegación (Unificado)
 * --------------------------------------------------------------------------
 */
#header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background-color: var(--color-background);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    transition: var(--transition);
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: var(--header-height);
}

.logo {
    display: flex;
    align-items: center;
    text-decoration: none;
}

.logo img {
    height: 40px;
    margin-right: 10px;
}

.logo-text {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--color-text);
}

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

.nav-link {
    margin-left: 30px;
    font-weight: 500;
    text-decoration: none;
    color: var(--color-secondary);
    transition: var(--transition);
    position: relative;
}

.nav-link:hover {
    color: var(--color-accent);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0%;
    height: 2px;
    background-color: var(--color-primary);
    transition: var(--transition);
}

.nav-link:hover::after {
    width: 100%;
}

.hamburger {
    display: none;
    cursor: pointer;
    background: transparent;
    border: none;
    width: 30px;
    height: 20px;
    position: relative;
    z-index: 1001;
}

.hamburger span {
    display: block;
    width: 30px;
    height: 3px;
    margin: 6px 0;
    position: relative;
    background-color: var(--color-text);
    border-radius: 3px;
    z-index: 1001;
    transition: transform 0.5s, opacity 0.5s;
}

/*
 * --------------------------------------------------------------------------
 * Estilos Landing Page
 * --------------------------------------------------------------------------
 */

/* Sección Hero */
.hero {
    height: 100vh;
    min-height: 600px;
    position: relative;
    display: flex;
    align-items: center;
    background-color: var(--color-text); /* Fallback color */
    background-image: linear-gradient(135deg, rgba(34, 34, 34, 0.8), rgba(77, 77, 77, 0.8)), url(../img/hero-section.webp);
    background-size: cover;
    background-position: center;
    color: var(--color-background);
    overflow: hidden;
    padding: 0;
}

.hero-content {
    max-width: 600px;
    position: relative;
    z-index: 2;
}

.hero-title {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 20px;
    line-height: 1.2;
    color: var(--color-primary);
}

.hero-subtitle {
    font-size: 1.2rem;
    margin-bottom: 30px;
    opacity: 0.9;
}

.hero-cta {
    display: flex;
    gap: 15px;
}

/* Olas */
.waves-container {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 15vh;
    min-height: 100px;
    max-height: 150px;
    z-index: 1;
}

.waves {
    position: relative;
    width: 100%;
    height: 100%;
}

.parallax > use {
    animation: move-forever 25s cubic-bezier(.55,.5,.45,.5) infinite;
}
.parallax > use:nth-child(1) { animation-delay: -2s; animation-duration: 7s; }
.parallax > use:nth-child(2) { animation-delay: -3s; animation-duration: 10s; }
.parallax > use:nth-child(3) { animation-delay: -4s; animation-duration: 13s; }
.parallax > use:nth-child(4) { animation-delay: -5s; animation-duration: 20s; }

@keyframes move-forever {
    0% { transform: translate3d(-90px,0,0); }
    100% { transform: translate3d(85px,0,0); }
}

/* Sobre mí */
.about {
    background-color: var(--color-background);
}

.about-container {
    display: flex;
    align-items: center;
    gap: 50px;
}

.about-image img {
    width: 100%;
    max-width: 350px;
    border-radius: 50%;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    border: 5px solid var(--color-background);
}

.about-content {
    flex: 2;
}

.about-text {
    margin-bottom: 20px;
    font-size: 1.1rem;
    color: var(--color-secondary);
}

/* Servicios */
.services {
    background-color: var(--color-background-alt);
}

.services-container {
    text-align: center;
    margin-bottom: 50px;
}

.services-description {
    max-width: 700px;
    margin: 0 auto 50px;
    font-size: 1.1rem;
    color: var(--color-secondary);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.service-card {
    background-color: var(--color-background);
    border-radius: var(--border-radius);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.05);
    padding: 30px;
    transition: var(--transition);
    height: 100%;
    display: flex;
    flex-direction: column;
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.service-icon {
    font-size: 2.5rem;
    color: var(--color-accent);
    margin-bottom: 20px;
}

.service-title {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 15px;
    color: var(--color-text);
}

/* Testimonios */
.testimonial {
    background-color: var(--color-secondary);
    text-align: center;
    padding: 60px 0;
    color: var(--color-background);
}

.testimonial-text {
    font-size: 1.5rem;
    font-style: italic;
    line-height: 1.6;
    margin-bottom: 20px;
}

.testimonial-author {
    font-weight: 600;
    font-size: 1.1rem;
}

/* Contacto */
.contact-description {
    max-width: 700px;
    margin: 0 auto 50px;
    font-size: 1.1rem;
    color: var(--color-secondary);
}

.contact-buttons {
    display: flex;
    gap: 20px;
    margin-top: 30px;
    flex-wrap: wrap;
    justify-content: center;
}

.contact-btn {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 15px 30px;
    border-radius: 50px;
    font-weight: 500;
    text-decoration: none;
    transition: var(--transition);
    font-size: 1rem;
    color: var(--color-background);
}

.contact-btn.whatsapp { background-color: #25D366; }
.contact-btn.gmail { background-color: #D44638; }
.contact-btn.phone { background-color: var(--color-accent); }

.contact-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.1);
}

/* Portafolio */
.portafolio {
    padding-top: var(--header-height);
}

/*
 * --------------------------------------------------------------------------
 * Estilos Blog
 * --------------------------------------------------------------------------
 */

/* Cabecera de Página del Blog */
.page-header {
    padding-bottom: 1.5rem;
    border-bottom: 1px solid #f0f0f0;
    margin-bottom: 2rem;
    padding-top: var(--header-height);
}

.page-header h1 {
    font-size: 2.5rem;
    margin-bottom: 0.2rem;
}

.page-header p {
    font-size: 1.1rem;
    color: var(--color-secondary);
}

/* Grid de Artículos y Tarjetas */
.article-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2.5rem;
}

.article-card {
    background-color: var(--color-background);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    display: flex;
    flex-direction: column;
}

.article-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.12);
}

.card-image-wrapper {
    width: 100%;
    padding-top: 56.25%; /* 16:9 */
    position: relative;
    background-color: #f0f0f0;
}

.card-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

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

.card-category {
    font-family: var(--font-headings);
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--color-accent);
    text-transform: uppercase;
    margin-bottom: 0.5rem;
}

.card-title {
    font-size: 1.3rem;
    margin-top: 0;
    margin-bottom: 0.75rem;
    line-height: 1.3;
}

.card-title a {
    color: var(--color-text);
    text-decoration: none;
}

.card-title a:hover {
    color: var(--color-accent);
}

.card-excerpt {
    font-size: 0.95rem;
    color: var(--color-secondary);
    margin-bottom: 1.5rem;
    flex-grow: 1;
}

.read-more-btn {
    font-family: var(--font-headings);
    font-weight: 700;
    color: var(--color-accent);
    text-decoration: none;
    align-self: flex-start;
}

.read-more-btn:hover {
    color: var(--color-primary);
}

/* Vista de Artículo Individual */
.article-view-container {
    max-width: 720px;
    margin-left: auto;
    margin-right: auto;
    padding-top: var(--header-height);
}

.article-header-full h1 {
    font-size: 2.8rem;
    line-height: 1.2;
    margin-bottom: 1rem;
}

.article-meta {
    font-size: 0.9rem;
    color: var(--color-secondary);
}

.article-content-full {
    font-size: 1.1rem;
    line-height: 1.7;
}

.article-content-full p,
.article-content-full ul,
.article-content-full ol,
.article-content-full blockquote {
    margin-bottom: 1.5em;
}

.article-content-full blockquote {
    border-left: 4px solid var(--color-primary);
    padding-left: 1.5em;
    font-style: italic;
    color: var(--color-secondary);
}

/*
 * --------------------------------------------------------------------------
 * Footer (Unificado)
 * --------------------------------------------------------------------------
 */
footer {
    background-color: var(--color-text);
    color: var(--color-background-alt);
    padding: 50px 0 20px;
    margin-top: 2rem;
    border-top: 4px solid var(--color-primary);
}

.footer-container {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.social-links {
    display: flex;
    gap: 20px;
    margin-bottom: 30px;
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--color-background);
    font-size: 1.2rem;
    transition: var(--transition);
    text-decoration: none;
}

.social-link:hover {
    background-color: var(--color-primary);
    color: var(--color-text);
    transform: translateY(-3px);
}

.footer-nav {
    display: flex;
    gap: 30px;
    margin-bottom: 30px;
}

.footer-nav a {
    color: #a0a0a0;
    text-decoration: none;
    transition: var(--transition);
}

.footer-nav a:hover {
    color: var(--color-primary);
}

.footer-copyright {
    font-size: 0.9rem;
    color: rgba(250, 250, 250, 0.6);
    text-align: center;
}

/*
 * --------------------------------------------------------------------------
 * Responsive
 * --------------------------------------------------------------------------
 */

@media screen and (max-width: 768px) {
    .hamburger {
        display: block;
    }

    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 100%;
        height: 100vh;
        background-color: var(--color-background);
        box-shadow: -5px 0 20px rgba(0, 0, 0, 0.1);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        transition: var(--transition);
        z-index: 1000;
    }

    .nav-menu.active {
        right: 0;
    }

    .nav-link {
        font-size: 1.2rem;
        margin-left: 0;
    }

    .hero-title { font-size: 2rem; }
    .about-container { flex-direction: column; text-align: center; }
    .section-title::after { left: 50%; transform: translateX(-50%); }
}