@import url('https://fonts.googleapis.com/css2?family=Fira+Code:wght@300..700&family=JetBrains+Mono:ital,wght@0,100..800;1,100..800&family=Source+Sans+3:ital,wght@0,200..900;1,200..900&display=swap');

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    text-decoration: none;
    border: none;
    outline: none;
    scroll-behavior: smooth;
    font-family: "Source Sans 3", sans-serif;
}

:root {
    /* Fondos */
    --color-bg: #0f0e17;
    --color-bg-panel: #0a0a16;
    --color-bg-elevated: #161522;

    /* Bordes */
    --color-border: #534AB7;
    --color-border-rgb: 83, 74, 183;

    /* Texto */
    --color-text-primary: whitesmoke;
    --color-text-secondary: #888780;

    /* Acento principal (verde-teal) */
    --color-accent: #5DCAA5;
    --color-accent-rgb: 93, 202, 165;
    --color-accent-bg: #085041;

    /* Acento secundario (naranja, sección Laboratorio) */
    --color-warning: #BA7517;
    --color-warning-rgb: 186, 117, 23;
    --color-warning-bg: #412402;
}

html {
    font-size: 62%;
    overflow-x: hidden;
}

body {
    background: var(--color-bg);
    color: var(--color-text-primary);
    padding-bottom: 30px; /* deja lugar a la status-bar fija */
}

/* ============================================================================ */
/* Header */
/* ============================================================================ */
header {
    position: fixed;
    width: 100%;
    top: 0;
    right: 0;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 5%;
    background: var(--color-bg);
    border-bottom: 2px solid var(--color-border);
    backdrop-filter: blur(10px);
    transition: all 0.5s ease;
}

header .logo {
    font-family: "Fira Code", monospace;
    font-size: 4rem;
    font-weight: 400;
    color: var(--color-accent);
}

header nav ul {
    list-style: none;
    display: flex;
    gap: 50px;
}

header nav ul li a {
    color: var(--color-text-secondary);
    font-family: "Fira Code", monospace;
    font-size: 1.5rem;
    font-weight: 500;
    transition: color 0.3s ease;
}

header nav ul li a:hover {
    color: var(--color-accent);
}

#menu-icon {
    font-size: 3rem;
    color: var(--color-text-secondary);
    cursor: pointer;
    display: none;
    transition: color 0.3s ease;
}

#menu-icon:hover {
    color: var(--color-accent);
}

/* ============================================================================ */
/* Sections (genérico) */
/* ============================================================================ */
section {
    min-height: 100vh;
    padding: 5rem 9% 2rem;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
}

/* ============================================================================ */
/* Inicio */
/* ============================================================================ */
.inicio {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    gap: 2.5rem;
    padding-top: 6rem;
}

.inicio-img img {
    width: 260px;
    height: 260px;
    object-fit: cover;
    border-radius: 8px;
}

.inicio-content {
    max-width: 650px;
}

.inicio-content h1 {
    font-family: "Fira Code", monospace;
    font-size: 5rem;
    font-weight: 600;
    color: var(--color-text-primary);
}

.inicio-content h2 {
    font-size: 2.2rem;
    font-weight: 500;
    color: var(--color-accent);
}

.inicio-content h3 {
    font-size: 1.5rem;
    font-weight: 500;
    color: var(--color-accent);
}

.inicio-content p {
    font-size: 1.8rem;
    color: var(--color-text-secondary);
}

.social-media {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    margin-left: 20px;
}

.social-media a:not(.btn-cv) {
    width: 42px;
    height: 42px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--color-accent-bg);
    border: 1px solid var(--color-accent);
    fill: var(--color-accent);
    border-radius: 2px;
    margin: 3rem 1.5rem 3rem 0;
    transition: transform 0.1s ease-in-out;
}

.social-media a:hover {
    transform: scale(1.07);
    background-color: var(--color-accent);
    fill: var(--color-accent-bg);
}

.btn-cv {
    height: 42px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    white-space: nowrap; /* nuevo: evita que "CV.pdf [⬇]" se parta en dos líneas */
    padding: .8rem 1.2rem;
    background-color: var(--color-accent-bg);
    color: var(--color-accent);
    cursor: pointer;
    border: 1px solid var(--color-accent);
    border-radius: 2px;
    font-family: "Fira Code", monospace;
    font-size: 1.7rem;
    font-weight: 400;
    margin: 3rem 1.5rem 3rem 0;
    transition: transform 0.1s ease-in-out;
}

.btn-cv:hover {
    transform: scale(1.07);
    background-color: var(--color-accent);
    color: var(--color-accent-bg);
}

/* ============================================================================ */
/* Sobre mí */
/* ============================================================================ */
.informacion {
    padding: 10rem 9% 2rem;
}

.informacion-content {
    max-width: 900px;
    margin: 0 auto 5rem;
}

.informacion-content p {
    font-size: 1.8rem;
    color: var(--color-text-secondary);
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

.sec-label {
    margin: 3rem 0 2rem 0;
    display: inline-flex;
    padding: 0.3rem 2%;
    font-family: "Fira Code", monospace;
    font-size: 1.5rem;
    font-weight: 400;
    color: var(--color-border);
    border: 1px solid var(--color-border);
    background-color: var(--color-bg-panel);
}

.sec-label-2 {
    margin: 3rem 0 2rem 0;
    display: inline-flex;
    padding: 0.3rem 2%;
    font-family: "Fira Code", monospace;
    font-size: 1.5rem;
    font-weight: 400;
    color: var(--color-warning);
    border: 1px solid var(--color-warning);
    background-color: var(--color-warning-bg);
}

.edu-item {
    margin-bottom: 20px;
}

.edu-title {
    font-family: "Source Sans 3", sans-serif;
    font-size: 2rem;
    font-weight: 600;
    color: var(--color-text-primary);
}

.edu-place {
    font-family: "Fira Code", monospace;
    font-size: 1.5rem;
    font-weight: 400;
    color: var(--color-accent);
}

.edu-period {
    font-family: "Fira Code", monospace;
    font-size: 1.5rem;
    font-weight: 400;
    color: var(--color-text-secondary);
}

.curso-item {
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    gap: 10px;
    padding: 8px 0;
    font-family: "Fira Code", monospace;
    max-width: 500px;
}

.curso-nombre {
    font-size: 1.6rem;
    color: var(--color-text-primary);
    font-weight: 500;
}

.curso-separador {
    color: var(--color-border);
}

.curso-lugar {
    font-size: 1.5rem;
    color: var(--color-accent);
}

.curso-anio {
    font-size: 1.5rem;
    color: var(--color-text-secondary);
    margin-left: auto;
}

/* ============================================================================ */
/* Habilidades */
/* ============================================================================ */
.habilidades {
    padding: 10rem 9% 2rem;
}

.habilidades-content {
    max-width: 1200px;
    margin: 0 auto;
}

.skills-layout-wrapper {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 50px;
    align-items: start;
    margin-top: 30px;
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

.skill-coll {
    display: flex;
    flex-wrap: wrap;
    align-content: flex-start;
    gap: 12px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--color-border);
}

.skill-coll:nth-child(odd) {
    border-right: 1px solid var(--color-border);
    padding-right: 30px;
}

.skill-coll:nth-child(3),
.skill-coll:nth-child(4) {
    border-bottom: none;
    padding-bottom: 0;
}

.skill-col-title {
    width: 100%;
    color: var(--color-border);
    font-family: "Fira Code", monospace;
    font-size: 1.5rem;
    letter-spacing: 3px;
    margin-bottom: 20px;
    text-transform: uppercase;
}

.skill-tag {
    display: inline-block;
    padding: 8px 16px;
    border: 1px solid var(--color-border);
    background-color: var(--color-bg-panel);
    color: var(--color-border);
    font-family: "Fira Code", monospace;
    font-size: 1.5rem;
    border-radius: 2px;
    transition: all 0.3s ease;
}

.skill-tag:hover {
    cursor: pointer;
    filter: brightness(1.3);
    box-shadow: 0 0 8px rgba(var(--color-border-rgb), 0.2);
}

.skill-coll:nth-child(2) .skill-tag {
    border-color: var(--color-accent);
    color: var(--color-accent);
    background-color: var(--color-accent-bg);
}

.skill-coll:nth-child(2) .skill-tag:hover {
    box-shadow: 0 0 8px rgba(var(--color-accent-rgb), 0.3);
}

.skill-coll:nth-child(3) .skill-tag {
    border-color: var(--color-warning);
    color: var(--color-warning);
    background-color: var(--color-warning-bg);
}

.skill-coll:nth-child(3) .skill-tag:hover {
    box-shadow: 0 0 8px rgba(var(--color-warning-rgb), 0.3);
}

.skill-coll:nth-child(4) .skill-tag {
    border-color: var(--color-border);
    color: var(--color-border);
    background-color: var(--color-bg-panel);
}

.skill-coll:nth-child(4) .skill-tag:hover {
    box-shadow: 0 0 8px rgba(var(--color-border-rgb), 0.2);
}

.terminal-container {
    background-color: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: 6px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    overflow: hidden;
    font-family: "Fira Code", monospace;
    height: 450px;
    display: flex;
    flex-direction: column;
}

.terminal-header {
    background-color: var(--color-bg-elevated);
    padding: 10px 15px;
    display: flex;
    align-items: center;
    border-bottom: 1px solid rgba(var(--color-border-rgb), 0.3);
    position: relative;
}

.terminal-buttons { display: flex; gap: 8px; }
.t-btn { width: 12px; height: 12px; border-radius: 50%; display: inline-block; }
.t-btn.close { background-color: #f15d53; }
.t-btn.minimize { background-color: #f5bc3f; }
.t-btn.maximize { background-color: #29c940; }

.terminal-title {
    color: var(--color-text-secondary);
    font-size: 1.1rem;
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    pointer-events: none;
}

.terminal-body {
    padding: 20px;
    color: var(--color-text-primary);
    font-size: 1.3rem;
    line-height: 1.6;
    overflow-y: auto;
    flex-grow: 1;
}

.terminal-line { margin-bottom: 12px; }
.terminal-body .prompt { color: var(--color-accent); margin-right: 10px; }
.terminal-body .hint { color: var(--color-text-secondary); font-style: italic; margin-top: 15px; }

.terminal-clear-btn {
    position: absolute;
    right: 15px;
    top: 50%;
    transform: translateY(-50%);
    background: transparent;
    border: 1px solid var(--color-border);
    color: var(--color-text-secondary);
    font-family: "Fira Code", monospace;
    font-size: 1.1rem;
    padding: 3px 10px;
    border-radius: 2px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.terminal-clear-btn:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
}

/* ============================================================================ */
/* Proyectos */
/* ============================================================================ */
.proyectos {
    padding: 8rem 9% 4rem;
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.proyectos-content {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
}

.proyectos-main-layout {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 40px;
    margin-top: 30px;
    margin-bottom: 40px;
}

.proyecto-card.estrella {
    background-color: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: 4px;
    height: 100%;
    display: flex;
    flex-direction: column;
}

.proyecto-img-container img {
    width: 100%;
    height: 180px;
    object-fit: cover;
    border-bottom: 1px solid rgba(var(--color-border-rgb), 0.2);
}

.proyecto-info {
    padding: 20px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.proyecto-meta {
    font-family: "Fira Code", monospace;
    font-size: 1.5rem;
    color: var(--color-text-secondary);
    letter-spacing: 1px;
    text-transform: uppercase;
}

.proyecto-titulo {
    font-family: "Fira Code", monospace;
    font-size: 2.2rem;
    font-weight: 600;
    color: var(--color-text-primary);
}

.proyecto-tags-status {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.status-tag {
    font-family: "Fira Code", monospace;
    font-size: 1.3rem;
    padding: 4px 10px;
    border-radius: 2px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.status-tag.accent-bg {
    background: var(--color-accent-bg);
    color: var(--color-accent);
    border: 1px solid var(--color-accent);
}

.status-tag.accent-bg-light {
    background: var(--color-bg-panel);
    color: var(--color-text-secondary);
    border: 1px solid var(--color-border);
}

.proyecto-descripcion {
    font-size: 1.6rem;
    color: var(--color-text-secondary);
    line-height: 1.6;
}

.proyecto-tech-stack {
    font-family: "Fira Code", monospace;
    font-size: 1.4rem;
    color: var(--color-accent);
    letter-spacing: 0.5px;
}

.proyecto-links {
    display: flex;
    gap: 15px;
    margin-top: 5px;
}

.btn-link {
    white-space: nowrap;
    color: var(--color-accent);
    font-family: "Fira Code", monospace;
    font-size: 1.5rem;
    transition: color 0.2s ease;
}

.btn-link:hover {
    color: var(--color-text-primary);
    text-decoration: underline;
}

.col-secundarios {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 20px;
}

.proyecto-card-mini {
    background-color: var(--color-bg-panel);
    border-left: 3px solid var(--color-border);
    border-top: 1px solid rgba(var(--color-border-rgb), 0.1);
    border-right: 1px solid rgba(var(--color-border-rgb), 0.1);
    border-bottom: 1px solid rgba(var(--color-border-rgb), 0.1);
    padding: 15px 20px;
    border-radius: 0 4px 4px 0;
    transition: transform 0.2s ease;
}

.proyecto-card-mini:hover {
    transform: translateX(4px);
    background-color: var(--color-bg);
}

.mini-meta {
    font-size: 1.3rem;
    color: var(--color-border);
    font-family: "Fira Code", monospace;
}

.mini-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin: 5px 0;
    flex-wrap: wrap;
    gap: 8px;
}

.mini-titulo {
    font-size: 1.5rem;
    font-family: "Fira Code", monospace;
    color: var(--color-text-primary);
}

.mini-links a {
    color: var(--color-accent);
    font-family: "Fira Code", monospace;
    font-size: 1.4rem;
    margin-left: 8px;
}

.mini-desc {
    font-size: 1.5rem;
    color: var(--color-text-secondary);
    line-height: 1.4;
    margin-bottom: 8px;
}

.mini-tech {
    font-family: "Fira Code", monospace;
    font-size: 1.4rem;
    color: var(--color-border);
}

.laboratorio-section {
    border-top: 1px dashed rgba(var(--color-border-rgb), 0.3);
    padding-top: 10px;
}

.proyecto-row-bottom {
    background-color: var(--color-bg-panel);
    border: 1px solid rgba(var(--color-border-rgb), 0.2);
    padding: 20px;
    border-radius: 4px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 30px;
}

.proyecto-titulo-sm {
    font-size: 1.5rem;
    font-family: "Fira Code", monospace;
    color: var(--color-text-primary);
    margin-bottom: 5px;
}

.proyecto-descripcion-sm {
    font-size: 1.5rem;
    color: var(--color-text-secondary);
    margin-bottom: 10px;
}

.proyecto-tech-stack-sm {
    font-family: "Fira Code", monospace;
    font-size: 1.4rem;
    color: var(--color-accent);
}

/* ============================================================================ */
/* Contacto */
/* ============================================================================ */
.contacto {
    padding: 10rem 9% 2rem;
    box-sizing: border-box;
}

.contacto-content {
    display: flex;
    flex-direction: column;
    gap: 50px;
    max-width: 700px;
    margin: 0 auto;
}

.contacto-col-left {
    padding: 0;
}

.contacto-titulo {
    font-family: "Source Sans 3", sans-serif;
    font-size: 3rem;
    margin: 0 0 15px 0;
    letter-spacing: 2px;
    font-weight: 700;
    color: var(--color-text-primary);
}

.contacto-status {
    font-family: "Fira Code", monospace;
    font-size: 1.5rem;
    color: var(--color-accent);
    margin-bottom: 50px;
}

.contacto-social-icons {
    display: flex;
    align-items: center;
    gap: 15px;
    flex-wrap: wrap;
}

.contacto-social-icons a,
.contacto-social-icons button {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0;
    background: var(--color-accent-bg);
    border: 1px solid var(--color-accent);
    border-radius: 2px;
    fill: var(--color-accent);
    color: var(--color-accent);
    cursor: pointer;
    transition: transform 0.1s ease-in-out, background-color 0.15s ease;
}

.contacto-social-icons svg {
    width: 40px;
    height: 40px;
}

.contacto-social-icons a:hover,
.contacto-social-icons button:hover {
    transform: scale(1.07);
    background-color: var(--color-accent);
    fill: var(--color-accent-bg);
    color: var(--color-accent-bg);
}

#email-feedback {
    font-family: "Fira Code", monospace;
    font-size: 1.5rem;
    color: var(--color-accent);
    margin-left: 5px;
}

.contacto-col-right {
    padding: 0;
    padding-top: 40px;
    border-top: 1px solid var(--color-border);
}

.contacto-form {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-label {
    font-family: "Fira Code", monospace;
    font-size: 1.5rem;
    letter-spacing: 3px;
    margin-bottom: 10px;
}

.form-input,
.form-textarea {
    width: 100%;
    padding: 15px;
    box-sizing: border-box;
    background: var(--color-bg-panel);
    border: 1px solid var(--color-border);
    color: var(--color-text-primary);
    font-family: "Fira Code", monospace;
    font-size: 1.5rem;
}

.form-input::placeholder,
.form-textarea::placeholder {
    font-family: "Fira Code", monospace;
    font-size: 1.5rem;
    color: var(--color-border);
}

.form-textarea {
    height: 150px;
    resize: none;
}

.btn-submit {
    width: 100%;
    padding: 16px;
    border: 1px solid var(--color-accent);
    font-family: "Fira Code", monospace;
    color: var(--color-accent);
    background: var(--color-accent-bg);
    font-size: 1.5rem;
    font-weight: 400;
    cursor: pointer;
    text-align: center;
    text-transform: uppercase;
    margin-top: 10px;
}

.form-feedback {
    font-family: "Fira Code", monospace;
    font-size: 1.3rem;
    margin-top: 10px;
    min-height: 20px;
}

.form-feedback.success {
    color: var(--color-accent);
}

.form-feedback.error {
    color: #f15d53;
}

/* ============================================================================ */
/* Footer / Status bar */
/* ============================================================================ */
.status-bar {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 30px;
    background-color: var(--color-bg-elevated);
    border-top: 1px solid rgba(var(--color-border-rgb), 0.3);
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 45px;
    font-family: "Fira Code", monospace;
    font-size: 1.4rem;
    color: var(--color-accent);
    z-index: 9999;
    pointer-events: none;
}

.status-left,
.status-right {
    display: flex;
    align-items: center;
    gap: 10px;
}

.status-indicator {
    color: var(--color-accent);
    font-size: 1.5rem;
    animation: blinkStatus 3s infinite ease-in-out;
}

.status-divider {
    color: var(--color-border);
}

@keyframes blinkStatus {
    0%, 100% { opacity: 0.3; }
    50% { opacity: 1; }
}

/* ============================================================================ */
/* Responsive */
/* ============================================================================ */

@media (max-width: 1440px) and (min-width: 1025px) {
    html {
        font-size: 56%; /* antes: 62% — achica todo ~10% en laptops */
    }

    .inicio-img img {
        width: 200px;
        height: 200px;
    }
}

@media (max-width: 1024px) {
    .skills-layout-wrapper {
        grid-template-columns: 1fr;
    }

    .terminal-container {
        height: 300px;
    }

    .proyectos-main-layout {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    /* --- Header --- */
    header {
        padding: 1.5rem 5%;
    }

    header .logo {
        font-size: 3rem;
    }

    #menu-icon {
        display: block;
        margin-left: auto;
        color: var(--color-accent);
    }

    header nav ul {
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background-color: var(--color-bg);
        border-bottom: 2px solid var(--color-border);
        flex-direction: column;
        align-items: center;
        gap: 0;
        clip-path: polygon(0 0, 100% 0, 100% 0, 0 0);
        transition: clip-path 0.4s ease;
        pointer-events: none;
    }

    header nav.active ul {
        clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%);
        pointer-events: auto;
    }

    header nav ul li {
        width: 100%;
        text-align: center;
    }

    header nav ul li a {
        display: block;
        padding: 2rem 0;
        font-size: 1.8rem;
        border-bottom: 1px solid rgba(var(--color-border-rgb), 0.2);
    }

    /* --- Inicio --- */
    .inicio {
        padding-top: 8rem;
    }

    .inicio-img img {
        width: 200px;
        height: 200px;
    }

    .inicio-content h1 {
        font-size: 4rem;
    }

    .inicio-content h2 {
        font-size: 2rem;
    }

    .inicio-content p {
        font-size: 1.6rem;
    }

    /* --- Sobre mí / Habilidades / Proyectos / Contacto: padding general --- */
    .informacion,
    .habilidades,
    .proyectos,
    .contacto {
        padding: 8rem 6% 3rem;
    }

    /* --- Habilidades --- */
    .skills-grid {
        grid-template-columns: 1fr;
    }

    .skill-coll:nth-child(odd) {
        border-right: none;
        padding-right: 0;
    }

    .skill-coll:nth-child(1),
    .skill-coll:nth-child(2) {
        border-bottom: 1px solid var(--color-border);
        padding-bottom: 20px;
    }

    /* --- Proyectos --- */
    .proyecto-row-bottom {
        flex-direction: column;
        align-items: flex-start;
        gap: 15px;
    }

    /* --- Cursos --- */
    .curso-item {
        flex-wrap: wrap;
    }

    .curso-anio {
        margin-left: 0;
    }
}

@media (max-width: 480px) {
    .inicio-content h1 {
        font-size: 3.2rem;
    }

    .inicio-img img {
        width: 160px;
        height: 160px;
    }

    .proyecto-titulo {
        font-size: 1.8rem;
    }

    .status-bar {
        padding: 0 15px;
        font-size: 1rem;
    }

    .status-text.font-tech {
        display: none;
    }
}