:root {
    --bg-color: #0d1117;
    --card-bg: #161b22;
    --border-color: #30363d;
    --text-main: #c9d1d9;
    --text-secondary: #8b949e;
    --accent: #58a6ff;
    --success: #238636;
    --gold: #d29922;
    --modal-overlay: rgba(0,0,0,0.7);
}

/* Reset Basico */
* {
    box-sizing: border-box;
}

body {
    font-family: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-main);
    margin: 0;
    padding: 20px;
    line-height: 1.5;

    background-image:
        radial-gradient(circle at top left, rgba(88,166,255,0.10), transparent 30%),
        radial-gradient(circle at bottom right, rgba(210,153,34,0.06), transparent 25%);
    background-attachment: fixed;
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 240px minmax(0, 1fr);
    gap: 32px;
}

/*Layout movil */
@media (max-width: 850px) {
    .card{
        padding-right: 20px;
    }
    .container { 
        grid-template-columns: 1fr; 
    }
    /*/* Botones en horizontal en movil */
    .btn-group {
        display: flex;
        gap: 10px;
    }
    .btn-group .btn-link {
        flex: 1;
        margin-top: 10px;
        text-align: center;
        white-space: nowrap;
    }
    .btn-link{
        font-size: 12px;
    }

    /* Contacto en horizontal en movil */
    .contact-info {
        display: flex;
        gap: 10px;
        flex-wrap: wrap;
        margin-bottom: 0;
        margin-top: 0;
    }

    .contact-info li {
        display: flex;
        align-items: center;
        justify-content: center;
        flex: 1;
        padding: 8px 10px;
        border: 1px solid rgba(255,255,255,0.06);
        border-radius: 8px;
        margin-bottom: 0;
        text-align: center;
    }

    .contact-info i {
        width: auto;
    }

    /* Idiomas en movil */
    .languages-section .section-header {
        display: none;
    }

    .languages-section {
        display: flex;
        gap: 10px;
    }

    .language-item {
        flex: 1;
        display: flex;
        justify-content: space-between;
        align-items: center;
        padding: 8px 10px;
        border: 1px solid rgba(255,255,255,0.06);
        border-radius: 8px;
    }

    .language-item:last-child {
        border-bottom: 1px solid rgba(255,255,255,0.06);;
    }

    .language-main {
        display: flex;
        align-items: center;
        gap: 6px;
        font-size: 12px;
    }

    .language-level {
        font-size: 12px;
        white-space: nowrap;
        color: var(--text-secondary);
    }

    /* Centrar foto */
    .profile-img {
        margin: 0 auto;
    }

    /* Centrar titulo y stack */
    .profile-title {
        text-align: center;
    }

    /* Centrar stack */
    .profile-stack {
        justify-content: center;
    }

    /* Hero en movil */
    .hero-card {
        padding-top: 10px;
        padding-bottom: 16px;
    }

    /* Reducir tamaño de hero metrics en movil */
    .hero-metric-label {    
        font-size: 11px;
    }
    .hero-metric-value {
        font-size: 14px;
    }

    /* Redudir tamaño de cards en movil */
    .card {
        padding: 16px 14px;
    }

    /** Ajustar proyectos grid en movil */
    .projects-grid {
        grid-template-columns: 1fr; 
    }



}

/* --- SIDEBAR --- */
.sidebar {
    display: flex;
    flex-direction: column;
}

@media (min-width: 851px) {
    .sidebar {
        position: sticky;
        top: 20px;
        align-self: start;
    }
}

.btn-link {
    background-color: #21262d;
    border: 1px solid var(--border-color);
    color: var(--text-main);
    padding: 8px 16px;
    border-radius: 6px;
    text-align: center;
    text-decoration: none;
    font-weight: 600;
    display: block;
    margin-top: 10px;
    transition: 0.2s;
}

.btn-link:hover { 
    background-color: #30363d;
    border-color: #8b949e; 
}

/* --- MAIN CONTENT --- */
.main-content { 
    display: flex; 
    flex-direction: column; 
    gap: 24px;
}

.card {
    background: rgba(17, 23, 31, 0.82);
    border: 1px solid rgba(255,255,255,0.06);
    border-radius: 14px;
    padding: 28px;
    box-shadow: 0 8px 30px rgba(0,0,0,0.18);
}

.section-header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 16px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--border-color);
}
.section-header h2 { 
    font-size: 16px; 
    font-weight: 600;
    margin: 0; 
}

.tags { 
    display: flex; 
    flex-wrap: wrap;
    gap: 6px; 
}
.tag {
    background: rgba(56, 139, 253, 0.1);
    color: var(--accent);
    padding: 2px 10px;
    border-radius: 12px;
    font-size: 12px;
    border: 1px solid rgba(56, 139, 253, 0.4);
}

.tag-modal {
    display: inline-block;
    background: rgba(56, 139, 253, 0.1);
    color: var(--accent);
    padding: 4px 10px;
    border-radius: 12px;
    font-size: 12px;
    border: 1px solid rgba(56, 139, 253, 0.4);
    margin-right: 6px;
    margin-top: 6px;
}

/* Badges */
.badge-c1 { 
    color: var(--gold); 
    border: 1px solid var(--gold); 
    padding: 1px 6px; 
    border-radius: 4px; 
    font-size: 11px; 
    vertical-align: middle; 
}

/* Contacto */
.contact-info { 
    list-style: none; 
    padding: 0; 
    font-size: 14px; 
    margin-top: 20px;
}

.contact-info li { 
    margin-bottom: 12px; 
    display: flex; 
    align-items: center; 
    gap: 10px; 
}

.contact-info i { 
    color: var(--text-secondary);
        width: 16px; 
}

.contact-info a {
    color: var(--text-main);
    text-decoration: none;
}

.contact-info a:hover {
    color: var(--accent);
    text-decoration: underline;
}


/* Estilos modales */
.modal { 
    display: none;
    position: fixed;
    z-index: 9999; 
    left: 0;
    top: 0; 
    width: 100%; 
    height: 100%;
    background: var(--modal-overlay); 
    backdrop-filter: blur(5px);
}

.modal-content { 
    background: var(--card-bg); 
    margin: 5% auto; 
    padding: 35px; 
    border: 1px solid var(--border-color); 
    width: 90%; 
    max-width: 700px; 
    border-radius: 8px; 
    position: relative; 
    max-height: 85vh; 
    overflow-y: auto; 
}

.modal-close { 
    position: absolute;
    top: 15px; 
    right: 20px; 
    font-size: 28px;
    cursor: pointer;
    color: var(--text-secondary); 
}

.modal-body h3 { 
    color: var(--accent); 
    border-bottom: 1px solid var(--border-color); 
    padding-bottom: 10px; }
.modal-body ul { 
    padding-left: 20px; 
}
.modal-body li { 
    margin-bottom: 12px; 
    font-size: 14px; 
}

/* Boton descarga CV */
.btn-link.secondary {
    background-color: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
}

.btn-link.secondary:hover {
    color: var(--text-main);
    border-color: var(--accent);
}

/*Hero tarjetaS metricaS */
.hero-metrics-grid {
    margin-top: 18px;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 10px;
}

/*Hero tarjeta metrica */
.hero-metric-card {
    border: 1px solid var(--border-color);
    padding: 10px;
    border-radius: 8px;
    transition: 0.2s;
}

.hero-metric-card:hover {
    border-color: var(--accent);
    background: rgba(88, 166, 255, 0.05);
    transform: translateX(3px);
}

.hero-metric-label {
    font-size: 12px;
    color: var(--text-secondary);
}

.hero-metric-value {
    font-size: 16px;
    font-weight: 600;
}

/* Idiomas*/
.languages-section {
    padding-top: 14px;
    border-top: 1px solid rgba(255,255,255,0.06);
}

.languages-section .language-item {
    padding: 10px 0;
}

.languages-section .language-item:first-of-type {
    padding-top: 4px;
}

.language-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 0;
    transition: 0.2s;
}

@media (min-width: 851px) {
    .language-item:last-child {
    border-bottom: none;
    }
}

.language-item:hover {
    background: rgba(88, 166, 255, 0.05);
    padding-left: 6px;
    border-radius: 6px;
}

.language-main {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
}

.language-main i {
    color: var(--accent);
}

.language-level {
    font-size: 13px;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 8px;
}

/* Estilos sobremi (aboutme) */
.about-contributions{
    margin-top: 14px;
}
.about-subtitle{
    font-size: 13px; 
    color: var(--text-secondary);
}
.about-list {
    margin: 8px 0 0 18px; 
    font-size: 14px;
}
.about-text{
    margin: 0;
}

/* Estilos hero */
.hero-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.hero-content {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 20px;
    align-items: center;
}

.hero-title {
    margin: 0;
    font-size: 20px;
    color: var(--accent);
}

.hero-subtitle {
    margin: 6px 0 0 0;
    color: var(--text-secondary);
    font-size: 14px;
}

/* Perfil*/
.profile-img {
    width: 180px;
    height: 180px;
    object-fit: cover;
    border-radius: 18px;
    border: 1px solid rgba(255,255,255,0.08);
    background: #21262d;
}

.profile-title h1 {
    font-size: 26px;
    line-height: 1.05;
    margin: 12px 0 6px;
    letter-spacing: -1px;
}

.profile-title p {
    color: #8b949e;
    margin: 0;
    font-size: 16px;
}

.profile-role {
    margin: 0;
    font-size: 15px;
    color: var(--text-main);
    font-weight: 500;
}

.profile-stack {
    margin-top: 10px;
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.profile-stack span {
    font-size: 11px;
    color: var(--accent);
    background: rgba(88, 166, 255, 0.08);
    border: 1px solid rgba(88, 166, 255, 0.25);
    padding: 2px 8px;
    border-radius: 999px;
    letter-spacing: 0.2px;
}

/* Skills Grid */
.skills-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
}

.skill-group h4 { 
    font-size: 13px; 
    color: var(--text-secondary);
    margin-bottom: 8px; 
    text-transform: uppercase; 
}

/* Trabajos */
.job-item {
    padding-left: 20px;
    border-left: 2px solid var(--border-color);
    position: relative;
    margin-bottom: 25px;
}
.job-item::before {
    content: "";
    position: absolute;
    left: -7px;
    top: 4px;
    width: 12px;
    height: 12px;
    background: var(--bg-color);
    border: 2px solid var(--accent);
    border-radius: 50%;
}

.job-item,
.project-card {
    cursor: pointer;
    transition: 0.2s;
}

.job-item:hover {
    border-left-color: var(--accent);
    background: rgba(88, 166, 255, 0.05);
    transform: translateX(3px);
}

.job-item-last {
    margin-bottom: 0;
}

.job-hint {
    font-size: 11px;
    color: var(--text-secondary);
    margin-top: 6px;
    display: inline-block;
    opacity: 0.8;
}

.job-item:hover .job-hint {
    color: var(--accent);
    opacity: 1;
}

.job-date { 
    font-size: 12px;
    color: var(--text-secondary);
    font-family: monospace; 
}

.job-title {
    display: block;
    font-weight: 600; 
    color: var(--accent); 
    margin-top: 4px; 
}

.job-company {
    font-size: 14px; 
    font-weight: 600; 
}

.job-description {
    font-size: 14px;
}

/* Certification Items */
.certification-item { 
    padding: 15px; 
    border: 1px solid transparent; 
    border-left: 2px solid var(--border-color); 
    position: relative; 
    transition: 0.2s; 
    margin-bottom: 10px; 
}

.certification-item:hover { 
    background: rgba(255,255,255,0.03); 
    border-color: var(--border-color); 
    border-left-color: var(--accent); 
}

.certification-header { 
    display: flex; 
    justify-content: space-between; 
    align-items: flex-start; 
}

.certification-title { 
    font-weight: 700; 
    color: var(--accent); 
    font-size: 16px; 
}

.certification-date { 
    font-size: 12px; 
    font-family: monospace; 
    color: var(--text-secondary); 
}

.certification-institution{
    font-size: 13px;
    color: var(--text-secondary);
}

.certification-list{
    display: grid; 
    font-size: 13px;
}

/* Projects Grid (Repo Style) */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 16px;
}
.project-card {
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 16px;
    transition: 0.2s;
    cursor: pointer; 
}
.project-card:hover { 
    border-color: var(--accent); 
}
.project-title { 
    color: var(--accent); 
    font-weight: 600; 
    text-decoration: none;
    display: flex; 
    align-items: center; 
    gap: 8px; 
}

.project-desc { 
    font-size: 13px; 
    color: var(--text-secondary); 
    margin: 8px 0; 
}