/* ----------------------------------------------
   RESET & BASE
------------------------------------------------*/
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Courier New', monospace;
    background: #06101d;
    color: #d4f4dd;
    line-height: 1.6;
}

html {
    scroll-behavior: smooth;
}

/* GLOW VERDE */
:root {
    --green: #00ff41;
    --green-soft: #30ff6d;
    --bg-dark: #06101d;
    --bg-card: #0c1b2d;
}

/* ----------------------------------------------
   NAVBAR
------------------------------------------------*/
nav {
    width: 100%;
    position: fixed;
    top: 0;
    left: 0;
    background: rgba(6,16,29,0.85);
    backdrop-filter: blur(7px);
    padding: 18px 40px;
    border-bottom: 1px solid var(--green);
    z-index: 999;
}

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

.logo {
    color: var(--green);
    font-weight: bold;
    font-size: 1.3rem;
}

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

.nav-links a {
    text-decoration: none;
    color: #9bd8ad;
    font-size: 0.9rem;
    letter-spacing: 1px;
    transition: 0.3s;
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--green);
}

.nav-controls {
    display: flex;
    align-items: center;
}

#lang-select {
    background: #081527;
    color: var(--green);
    border: 1px solid #1b8f46;
    border-radius: 6px;
    padding: 6px 10px;
    font-family: inherit;
    font-size: 0.85rem;
    cursor: pointer;
}

#lang-select:focus {
    outline: 1px solid var(--green);
    box-shadow: 0 0 8px rgba(0,255,65,0.3);
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    border: 0;
}

/* ----------------------------------------------
   SECCIÓN HERO - TERMINAL
------------------------------------------------*/
.hero {
    padding-top: 120px;
    padding-bottom: 60px;
    display: flex;
    justify-content: center;
}

.hero-content {
    text-align: center;
}

.terminal-box {
    width: 600px;
    margin: 0 auto;
    background: #0a1220;
    border: 2px solid var(--green);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 0 15px rgba(0,255,65,0.4);
}

.terminal-header {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 15px;
    background: #050a10;
    border-bottom: 2px solid var(--green);
    border-top-left-radius: 8px;
    border-top-right-radius: 8px;
}

.terminal-header span {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    display: inline-block;
}

.red    { background: #ff5f56; }
.yellow { background: #ffbd2e; }
.green  { background: #27c93f; }

.terminal-title {
    margin-left: auto;
    font-size: 0.9rem;
    color: #73ff95;
}

.terminal-body {
    padding: 30px;
    text-align: left;
    color: #9affb5;
}

.cmd {
    color: var(--green);
    margin-bottom: 10px;
}

.name {
    font-size: 1.8rem;
    color: var(--green);
    font-weight: bold;
    text-shadow: 0 0 8px rgba(0,255,65,0.5);
}

/* Cursor parpadeante */
.cursor {
    width: 10px;
    height: 18px;
    background: var(--green);
    display: inline-block;
    margin-top: 10px;
    animation: blink 0.8s infinite;
}

@keyframes blink {
    0%, 50% { opacity: 1; }
    51%, 100% { opacity: 0; }
}

.btn-download {
    margin-top: 20px;
    display: inline-block;
    padding: 12px 35px;
    border: 1px solid var(--green);
    border-radius: 6px;
    color: var(--green);
    text-decoration: none;
    transition: 0.3s;
}

.btn-download:hover {
    background: var(--green);
    color: #000;
    box-shadow: 0 0 12px #00ff41;
}

/* ----------------------------------------------
   SECCIONES
------------------------------------------------*/
.section {
    padding: 80px 20px;
    text-align: center;
    max-width: 1200px;
    margin: 0 auto;
}

.section-title {
    font-size: 2rem;
    color: var(--green);
    margin-bottom: 40px;
    text-shadow: 0 0 10px rgba(0,255,65,0.5);
}

/* ----------------------------------------------
   PERFIL PROFESIONAL (texto centrado)
------------------------------------------------*/
.perfil-text {
    max-width: 850px;
    margin: 0 auto;
    color: #b9f0c6;
    font-size: 1.05rem;
}

/* ----------------------------------------------
   TARJETAS ÁREAS DE EXPERTISE
------------------------------------------------*/
.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 30px;
}

.skill-card {
    background: var(--bg-card);
    padding: 25px;
    border-radius: 10px;
    border: 1px solid #0d3f22;
    text-align: left;
    transition: 0.3s;
}

.skill-card:hover {
    border-color: var(--green);
    box-shadow: 0 0 12px rgba(0,255,65,0.3);
    transform: translateY(-4px);
}

.skill-card h3 {
    color: var(--green);
    margin-bottom: 15px;
    font-size: 1.2rem;
}

.skill-list {
    list-style: none;
}

.skill-list li {
    margin-bottom: 8px;
    color: #b9f0c6;
}

/* ----------------------------------------------
   TIMELINE EXPERIENCIA
------------------------------------------------*/
.timeline {
    border-left: 2px solid var(--green);
    margin-left: 20px;
    padding-left: 20px;
}

.timeline-item {
    margin-bottom: 40px;
    position: relative;
}

.timeline-item::before {
    content: "";
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: var(--green);
    position: absolute;
    left: -29px;
    top: 5px;
    box-shadow: 0 0 8px var(--green);
}

.timeline-content {
    background: var(--bg-card);
    padding: 20px;
    border-radius: 10px;
    border: 1px solid #0d3f22;
}

.timeline-role {
    color: var(--green);
    font-size: 1.2rem;
    margin-bottom: 5px;
}

.timeline-date {
    color: #8ddca7;
    margin-bottom: 10px;
}

.timeline-desc {
    color: #c5f7d2;
    font-size: 0.95rem;
}

/* ----------------------------------------------
   CONTACTO
------------------------------------------------*/
.contact-text {
    font-size: 1.1rem;
    color: #cfffda;
    margin-bottom: 25px;
}

.contact-field {
    margin-bottom: 10px;
    color: #b8f8cc;
}

.contact-field a {
    color: var(--green);
    text-decoration: none;
}

/* ----------------------------------------------
   FOOTER
------------------------------------------------*/
footer {
    padding: 40px;
    text-align: center;
    border-top: 1px solid var(--green);
    margin-top: 40px;
}

.footer-mail {
    margin-top: 10px;
    color: #208a45;
}

/* ----------------------------------------------
   RESPONSIVE
------------------------------------------------*/
@media(max-width: 768px) {
    nav {
        padding: 14px 16px;
    }

    .nav-container {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }

    .nav-links {
        width: 100%;
        gap: 16px;
        overflow-x: auto;
        padding-bottom: 4px;
        white-space: nowrap;
        scrollbar-width: thin;
    }

    .nav-controls {
        align-self: flex-end;
    }

    .terminal-box {
        width: 95%;
    }
}

/* ----------------------------------------------
   PROYECTOS
------------------------------------------------*/
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.project-card {
    background: var(--bg-card);
    padding: 25px;
    border-radius: 10px;
    border: 1px solid #0d3f22;
    text-align: left;
    transition: 0.3s;
}

.project-card:hover {
    border-color: var(--green);
    box-shadow: 0 0 15px rgba(0,255,65,0.35);
    transform: translateY(-4px);
}

.projects-intro {
    max-width: 850px;
    margin: 0 auto 30px;
    color: #b9f0c6;
}

.project-card h3 {
    color: var(--green);
    margin-bottom: 10px;
}

.project-card ul {
    margin: 15px 0;
    padding-left: 20px;
}

.project-card li {
    margin-bottom: 6px;
    color: #b9f0c6;
}

.project-card a {
    color: var(--green);
    text-decoration: none;
    font-weight: bold;
}