/* ============================================================
   Xabier Perez Alonso — CV
   Paleta: ink #0A1622 · panel #0F2233 · paper #F0F4F5
           cyan #14AEBB · cyan-deep #0C7E89 · amber #F2A33C
   Tipos:  Space Grotesk (display) · IBM Plex Sans (cuerpo)
           IBM Plex Mono (terminal, etiquetas, metadatos)
   ============================================================ */

:root {
    --ink: #0A1622;
    --panel: #0F2233;
    --panel-2: #122A3E;
    --paper: #F0F4F5;
    --card: #FFFFFF;
    --cyan: #14AEBB;
    --cyan-deep: #0C7E89;
    --amber: #F2A33C;
    --text: #17242F;
    --muted: #5A7284;
    --muted-dark: #8AA3B5;
    --line: #D7E0E4;
    --mono: "IBM Plex Mono", ui-monospace, monospace;
    --sans: "IBM Plex Sans", system-ui, sans-serif;
    --display: "Space Grotesk", var(--sans);
    --radius: 10px;
    --maxw: 1080px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
    font-family: var(--sans);
    color: var(--text);
    background: var(--paper);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

.mono { font-family: var(--mono); }

a { color: var(--cyan-deep); }

:focus-visible {
    outline: 2px solid var(--cyan);
    outline-offset: 3px;
    border-radius: 4px;
}

/* ---------- Navegación ---------- */
.topnav {
    position: sticky;
    top: 0;
    z-index: 50;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 0.85rem 1.5rem;
    background: rgba(10, 22, 34, 0.92);
    backdrop-filter: blur(8px);
    border-bottom: 1px solid rgba(20, 174, 187, 0.25);
}

.brand {
    font-family: var(--mono);
    font-weight: 600;
    font-size: 0.95rem;
    color: #EAF4F6;
    text-decoration: none;
    letter-spacing: 0.02em;
}
.brand span { color: var(--cyan); }

.nav-links { display: flex; align-items: center; gap: 1.4rem; }

.nav-links a {
    font-family: var(--mono);
    font-size: 0.82rem;
    color: var(--muted-dark);
    text-decoration: none;
    transition: color 0.15s ease;
}
.nav-links a:hover { color: var(--cyan); }

.nav-cta {
    color: var(--ink) !important;
    background: var(--cyan);
    padding: 0.35rem 0.9rem;
    border-radius: 6px;
    font-weight: 600;
}
.nav-cta:hover { background: #2BC4D0; }

.nav-toggle {
    display: none;
    background: none;
    border: 1px solid rgba(255,255,255,0.25);
    color: #EAF4F6;
    font-size: 1.1rem;
    padding: 0.25rem 0.6rem;
    min-width: 44px;
    min-height: 44px;
    border-radius: 6px;
    cursor: pointer;
}

/* ---------- Selector de idioma ---------- */
.lang-switch {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    padding-left: 0.6rem;
    margin-left: 0.2rem;
    border-left: 1px solid rgba(255,255,255,0.18);
}

.lang-btn {
    font-size: 0.72rem;
    letter-spacing: 0.03em;
    color: var(--muted-dark);
    text-decoration: none;
    padding: 0.2rem 0.4rem;
    border-radius: 4px;
    transition: color 0.15s ease, background 0.15s ease;
}
.lang-btn:hover { color: #EAF4F6; }
.lang-btn.active {
    color: var(--ink);
    background: var(--cyan);
    font-weight: 600;
}

/* ---------- Hero ---------- */
.hero {
    background:
        radial-gradient(1000px 500px at 85% -10%, rgba(20, 174, 187, 0.14), transparent 60%),
        var(--ink);
    color: #E7EFF2;
    padding: 4.5rem 1.5rem 5rem;
}

.hero-inner {
    max-width: var(--maxw);
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 3rem;
    align-items: center;
}

.eyebrow {
    color: var(--cyan);
    font-size: 0.82rem;
    letter-spacing: 0.04em;
    margin-bottom: 1rem;
}

.hero h1 {
    font-family: var(--display);
    font-weight: 700;
    font-size: clamp(2.2rem, 5vw, 3.4rem);
    line-height: 1.05;
    letter-spacing: -0.02em;
    color: #FFFFFF;
}

.titular {
    margin-top: 0.9rem;
    color: var(--muted-dark);
    font-size: 0.92rem;
}

.perfil {
    margin-top: 1.3rem;
    color: #C4D4DC;
    font-size: 1rem;
    max-width: 54ch;
}

.hero-actions { margin-top: 2rem; display: flex; gap: 0.9rem; flex-wrap: wrap; }

.btn {
    font-family: var(--mono);
    font-size: 0.88rem;
    font-weight: 600;
    text-decoration: none;
    padding: 0.7rem 1.4rem;
    border-radius: 8px;
    transition: transform 0.12s ease, background 0.15s ease;
}
.btn:hover { transform: translateY(-1px); }
.btn-solid { background: var(--cyan); color: var(--ink); }
.btn-solid:hover { background: #2BC4D0; }
.btn-ghost { border: 1px solid rgba(255,255,255,0.3); color: #E7EFF2; }
.btn-ghost:hover { border-color: var(--cyan); color: var(--cyan); }

/* ---------- Terminal (elemento firma) ---------- */
.terminal {
    background: var(--panel);
    border: 1px solid rgba(20, 174, 187, 0.3);
    border-radius: var(--radius);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.45);
    overflow: hidden;
}

.terminal-bar {
    display: flex;
    align-items: center;
    gap: 0.45rem;
    padding: 0.6rem 0.9rem;
    background: var(--panel-2);
    border-bottom: 1px solid rgba(255,255,255,0.06);
}

.dot { width: 11px; height: 11px; border-radius: 50%; }
.dot-r { background: #E5604F; }
.dot-y { background: #E8B440; }
.dot-g { background: #52B788; }

.terminal-title {
    margin-left: auto;
    font-size: 0.72rem;
    color: var(--muted-dark);
}

.terminal-body {
    padding: 1.2rem 1.3rem 1.5rem;
    font-size: 0.84rem;
    line-height: 1.9;
    min-height: 230px;
}

.t-prompt { color: var(--cyan); }
.t-line { color: #DCE8EC; }
.t-out { color: var(--muted-dark); padding-left: 1.1rem; }
.t-out.t-ok { color: #6FD98F; }
.t-out { visibility: hidden; }
.t-out.show { visibility: visible; }

.t-cursor {
    color: var(--cyan);
    animation: blink 1s steps(1) infinite;
}
@keyframes blink { 50% { opacity: 0; } }

/* ---------- Secciones ---------- */
.section {
    max-width: var(--maxw);
    margin: 0 auto;
    padding: 4.5rem 1.5rem;
}

.section-title {
    font-family: var(--display);
    font-weight: 700;
    font-size: clamp(1.6rem, 3vw, 2.1rem);
    letter-spacing: -0.01em;
    margin-bottom: 2.5rem;
}

.slashes { color: var(--cyan); margin-right: 0.4rem; }

/* ---------- Timeline experiencia ---------- */
.timeline { display: flex; flex-direction: column; gap: 1.4rem; }

.entry {
    display: grid;
    grid-template-columns: 200px 1fr;
    gap: 1.6rem;
    background: var(--card);
    border: 1px solid var(--line);
    border-left: 3px solid var(--cyan);
    border-radius: var(--radius);
    padding: 1.6rem 1.8rem;
    transition: box-shadow 0.15s ease, transform 0.15s ease;
}
.entry:hover {
    box-shadow: 0 10px 30px rgba(10, 22, 34, 0.08);
    transform: translateY(-2px);
}

.entry-destacada { border-left-color: var(--amber); }

.entry-meta { display: flex; flex-direction: column; gap: 0.6rem; }

.entry-periodo {
    color: var(--cyan-deep);
    font-size: 0.8rem;
    font-weight: 600;
}
.entry-destacada .entry-periodo { color: #B87415; }

.badge-incidente {
    align-self: flex-start;
    font-size: 0.7rem;
    font-weight: 600;
    color: #7A4E0B;
    background: rgba(242, 163, 60, 0.16);
    border: 1px solid rgba(242, 163, 60, 0.45);
    padding: 0.2rem 0.55rem;
    border-radius: 5px;
}

.entry-body h3 {
    font-family: var(--display);
    font-size: 1.12rem;
    font-weight: 700;
    line-height: 1.3;
}

.entry-empresa {
    color: var(--muted);
    font-size: 0.8rem;
    margin: 0.35rem 0 0.9rem;
}

.entry-body ul { padding-left: 1.1rem; display: flex; flex-direction: column; gap: 0.45rem; }
.entry-body li { font-size: 0.94rem; color: #2C3E4C; }
.entry-body li::marker { color: var(--cyan); }

/* ---------- Proyecto destacado ---------- */
.section-dark {
    max-width: none;
    background: var(--ink);
    color: #E7EFF2;
}
.section-dark > * { max-width: var(--maxw); margin-left: auto; margin-right: auto; }
.section-dark .section-title { color: #FFFFFF; }

.proyecto-card {
    background: var(--panel);
    border: 1px solid rgba(20, 174, 187, 0.25);
    border-radius: var(--radius);
    padding: 2rem 2.2rem;
}

.proyecto-head {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    gap: 1rem;
    flex-wrap: wrap;
}

.proyecto-head h3 {
    font-family: var(--display);
    font-size: 1.3rem;
    font-weight: 700;
}

.proyecto-periodo { color: var(--cyan); font-size: 0.85rem; }
.proyecto-contexto { color: var(--muted-dark); font-size: 0.8rem; margin: 0.5rem 0 1.8rem; }

.proyecto-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.2rem;
}

.proyecto-punto {
    display: flex;
    gap: 0.8rem;
    background: rgba(255,255,255,0.03);
    border: 1px solid rgba(255,255,255,0.07);
    border-radius: 8px;
    padding: 1rem 1.2rem;
}

.punto-marker { color: var(--cyan); font-size: 0.8rem; padding-top: 0.15rem; }
.proyecto-punto p { font-size: 0.9rem; color: #C4D4DC; }

/* ---------- Stack ---------- */
.stack-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.4rem;
}

.stack-grupo {
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 1.4rem 1.6rem;
}

.stack-grupo h4 {
    font-size: 0.72rem;
    letter-spacing: 0.12em;
    color: var(--muted);
    margin-bottom: 1rem;
}

.chips { display: flex; flex-wrap: wrap; gap: 0.5rem; }

.chip {
    font-family: var(--mono);
    font-size: 0.78rem;
    padding: 0.3rem 0.7rem;
    background: rgba(20, 174, 187, 0.08);
    border: 1px solid rgba(20, 174, 187, 0.35);
    border-radius: 6px;
    color: var(--cyan-deep);
    transition: background 0.15s ease;
}
.chip:hover { background: rgba(20, 174, 187, 0.16); }

/* ---------- Formación ---------- */
.formacion-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.4rem;
}

.formacion-card {
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 1.5rem 1.7rem;
}

.formacion-top { display: flex; justify-content: space-between; align-items: flex-start; gap: 0.8rem; }

.formacion-card h3 {
    font-family: var(--display);
    font-size: 1.02rem;
    font-weight: 700;
    line-height: 1.35;
}

.badge-titulado {
    flex-shrink: 0;
    font-size: 0.66rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    color: #0A5A63;
    background: rgba(20, 174, 187, 0.14);
    border: 1px solid rgba(20, 174, 187, 0.5);
    padding: 0.22rem 0.55rem;
    border-radius: 5px;
}

.formacion-centro { color: var(--muted); font-size: 0.9rem; margin-top: 0.5rem; }
.formacion-periodo { color: var(--cyan-deep); font-size: 0.78rem; margin-top: 0.6rem; }

.extras {
    margin-top: 2.5rem;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.4rem;
}

.extras h4 {
    font-size: 0.72rem;
    letter-spacing: 0.12em;
    color: var(--muted);
    margin-bottom: 1rem;
}

.idiomas, .datos {
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 1.4rem 1.6rem;
}

.idiomas-row { display: flex; gap: 2.2rem; flex-wrap: wrap; }
.idioma { display: flex; flex-direction: column; }
.idioma-nombre { font-weight: 600; }
.idioma-nivel { font-size: 0.76rem; color: var(--cyan-deep); }

.datos ul { padding-left: 1.1rem; }
.datos li::marker { color: var(--cyan); }

/* ---------- Contacto ---------- */
.section-contacto { padding-bottom: 5.5rem; }

.contacto-lead { max-width: 56ch; color: var(--muted); margin-bottom: 2rem; font-size: 1.05rem; }

.contacto-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1.2rem;
}

.contacto-card {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
    background: var(--ink);
    color: #E7EFF2;
    text-decoration: none;
    border-radius: var(--radius);
    padding: 1.5rem 1.7rem;
    border: 1px solid transparent;
    transition: border-color 0.15s ease, transform 0.12s ease;
}
.contacto-card:hover { border-color: var(--cyan); transform: translateY(-2px); }

.contacto-label { font-size: 0.68rem; letter-spacing: 0.14em; color: var(--cyan); }
.contacto-valor { font-weight: 600; word-break: break-all; }

/* ---------- Footer ---------- */
.footer {
    background: var(--ink);
    padding: 1.6rem 1.5rem;
    text-align: center;
}
.footer p { color: var(--muted-dark); font-size: 0.75rem; }

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
    .hero-inner { grid-template-columns: 1fr; gap: 2.5rem; }
    .proyecto-grid { grid-template-columns: 1fr; }
    .extras { grid-template-columns: 1fr; }
    .entry { grid-template-columns: 1fr; gap: 0.8rem; }
    .entry-meta { flex-direction: row; align-items: center; }
}

@media (max-width: 680px) {
    .nav-toggle { display: block; }
    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        flex-direction: column;
        align-items: flex-start;
        gap: 0.9rem;
        background: var(--ink);
        padding: 1rem 1.5rem 1.4rem;
        border-bottom: 1px solid rgba(20, 174, 187, 0.25);
        max-height: calc(100vh - 100%);
        overflow-y: auto;
    }
    .nav-links.open { display: flex; }
    .nav-links a {
        width: 100%;
        padding: 0.6rem 0.1rem;
        font-size: 0.95rem;
    }
    .section { padding: 3.2rem 1.2rem; }
    .hero { padding: 3rem 1.2rem 3.5rem; }

    .lang-switch {
        border-left: none;
        border-top: 1px solid rgba(255,255,255,0.18);
        padding-left: 0;
        padding-top: 0.9rem;
        margin-left: 0;
        margin-top: 0.4rem;
        width: 100%;
        gap: 0.6rem;
    }
    .lang-btn {
        padding: 0.55rem 0.9rem;
        font-size: 0.8rem;
        min-width: 44px;
        text-align: center;
    }
}

/* ---------- Accesibilidad: movimiento reducido ---------- */
@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    * { animation: none !important; transition: none !important; }
    .t-out { visibility: visible; }
}