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

:root {
    --fondo: #07080a;
    --fondo2: #0d0f12;
    --superficie: #111318;
    --superficie2: #181c22;
    --borde: rgba(255,255,255,0.07);
    --borde-hover: rgba(255,255,255,0.18);
    --texto: #f0f2f5;
    --texto-apagado: #6b7280;
    --texto-tenue: #9ca3af;
    --resalte: #6ee7b7;
    --resalte2: #818cf8;
    --resalte3: #f472b6;
    --brillo: rgba(110, 231, 183, 0.12);
}

html { min-height: 100%; scroll-behavior: smooth; }

body {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    background: var(--fondo);
    color: var(--texto);
    font-family: 'Plus Jakarta Sans', sans-serif;
    font-weight: 300;
    overflow-x: hidden;
    cursor: none;
}

#puntero {
    position: fixed;
    width: 10px;
    height: 10px;
    background: var(--resalte);
    border-radius: 50%;
    pointer-events: none;
    z-index: 9999;
    transform: translate(-50%, -50%);
    transition: transform 0.1s ease, width 0.3s ease, height 0.3s ease, opacity 0.3s ease;
    mix-blend-mode: difference;
}

#anillo-puntero {
    position: fixed;
    width: 36px;
    height: 36px;
    border: 1px solid rgba(110, 231, 183, 0.4);
    border-radius: 50%;
    pointer-events: none;
    z-index: 9998;
    transform: translate(-50%, -50%);
    transition: transform 0.12s ease, width 0.3s ease, height 0.3s ease;
}

nav {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 24px 60px;
    background: transparent;
    transition: background 0.4s ease, backdrop-filter 0.4s ease, border-bottom 0.4s ease;
}

nav.con-fondo {
    background: rgba(7, 8, 10, 0.85);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--borde);
}

.logo-nav {
    font-family: 'Plus Jakarta Sans', sans-serif;
    font-weight: 800;
    font-size: 1.2rem;
    letter-spacing: 0.05em;
    color: var(--texto);
    text-decoration: none;
}

.logo-nav span { color: var(--resalte); }

.enlaces-nav {
    display: flex;
    align-items: center;
    gap: 40px;
}

.enlace-nav {
    color: var(--texto-apagado);
    font-size: 0.875rem;
    font-weight: 400;
    text-decoration: none;
    letter-spacing: 0.04em;
    transition: color 0.2s;
    position: relative;
}

.enlace-nav::after {
    content: '';
    position: absolute;
    bottom: -3px; left: 0;
    width: 0; height: 1px;
    background: var(--resalte);
    transition: width 0.3s ease;
}

.enlace-nav:hover { color: var(--texto); }
.enlace-nav:hover::after { width: 100%; }

.iconos-nav {
    display: flex;
    gap: 12px;
    align-items: center;
}

.boton-icono-nav {
    width: 36px; height: 36px;
    display: flex; align-items: center; justify-content: center;
    border-radius: 8px;
    border: 1px solid var(--borde);
    text-decoration: none;
    transition: border-color 0.2s, background 0.2s;
}

.boton-icono-nav:hover {
    border-color: var(--borde-hover);
    background: var(--superficie);
}

.boton-icono-nav img {
    width: 16px; height: 16px;
    filter: invert(60%);
    transition: filter 0.2s;
}

.boton-icono-nav:hover img { filter: invert(100%); }

#fondo-vanta {
    position: fixed;
    width: 100%; height: 100%;
    top: 0; left: 0;
    z-index: 0;
}

.vanta-canvas { position: fixed !important; }

#inicio {
    position: relative;
    z-index: 1;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 0 60px;
}

.contenido-inicio {
    max-width: 1200px;
    width: 100%;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 480px;
    gap: 80px;
    align-items: center;
}

.texto-inicio {}

.etiqueta-disponible::before {
    content: '';
    width: 6px; height: 6px;
    background: var(--resalte);
    border-radius: 50%;
    animation: parpadeo-punto 2s ease infinite;
}

@keyframes parpadeo-punto {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.4; transform: scale(0.7); }
}

.titulo-nombre {
    font-family: 'Plus Jakarta Sans', sans-serif;
    font-weight: 800;
    font-size: clamp(48px, 6vw, 80px);
    line-height: 1.0;
    letter-spacing: -0.02em;
    color: var(--texto);
    margin-bottom: 16px;
}

.titulo-nombre .nombre-color {
    background: linear-gradient(135deg, var(--resalte), var(--resalte2));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.linea-rol {
    font-family: 'Plus Jakarta Sans', sans-serif;
    font-size: clamp(20px, 2.5vw, 30px);
    font-weight: 600;
    color: var(--texto-tenue);
    margin-bottom: 28px;
    min-height: 1.4em;
}

.highlight {
    --color: #6ee7b7;
    color: var(--color);
    font-weight: 700;
}

.highlight::after {
    content: "|";
    margin-left: 2px;
    color: var(--color);
    animation: parpadeo 0.8s infinite;
}

@keyframes parpadeo { 50% { opacity: 0; } }

.descripcion-corta {
    font-size: 1.05rem;
    color: white;
    line-height: 1.75;
    max-width: 520px;
    margin-bottom: 18px;
    font-weight: 300;
}

.tecnologias {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 44px;
}

.pastilla-tec {
    font-size: 0.7rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    padding: 4px 10px;
    border-radius: 4px;
    border: 1px solid var(--borde);
    color: var(--texto-apagado);
    background: var(--superficie);
}

.botones-inicio {
    display: flex;
    gap: 16px;
    align-items: center;
    flex-wrap: wrap;
}

.boton-principal {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 28px;
    background: var(--resalte);
    color: #07080a;
    font-family: 'Plus Jakarta Sans', sans-serif;
    font-weight: 700;
    font-size: 0.875rem;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    border-radius: 8px;
    text-decoration: none;
    transition: transform 0.2s, box-shadow 0.2s, background 0.2s;
    box-shadow: 0 0 24px rgba(110, 231, 183, 0.25);
}

.boton-principal:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 40px rgba(110, 231, 183, 0.4);
    background: #a7f3d0;
}

.boton-secundario {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 13px 28px;
    background: transparent;
    color: var(--texto);
    font-family: 'Plus Jakarta Sans', sans-serif;
    font-weight: 600;
    font-size: 0.875rem;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    border-radius: 8px;
    border: 1px solid var(--borde);
    text-decoration: none;
    transition: border-color 0.2s, background 0.2s;
    position: relative;
}

.boton-secundario:hover {
    border-color: var(--borde-hover);
    background: var(--superficie);
}

.contacto { position: relative; display: inline-block; }

.desplegable {
    position: absolute;
    top: calc(100% + 10px);
    left: 50%;
    transform: translateX(-50%) translateY(-6px);
    padding: 12px 20px;
    background: var(--superficie2);
    border: 1px solid var(--borde);
    color: var(--resalte);
    border-radius: 8px;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: all 0.25s ease;
    font-size: 0.875rem;
    font-family: 'Plus Jakarta Sans', sans-serif;
}

.desplegable::before {
    content: '';
    position: absolute;
    top: -5px; left: 50%;
    transform: translateX(-50%) rotate(45deg);
    width: 8px; height: 8px;
    background: var(--superficie2);
    border-left: 1px solid var(--borde);
    border-top: 1px solid var(--borde);
}

.contacto:hover .desplegable {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

.tarjeta-foto {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.marco-foto {
    position: relative;
    width: 420px;
    height: 420px;
}

.brillo-foto {
    position: absolute;
    inset: -30px;
    background: radial-gradient(circle, rgba(110,231,183,0.12) 0%, transparent 70%);
    border-radius: 50%;
    z-index: 0;
}

.anillo-foto {
    position: absolute;
    inset: -16px;
    border-radius: 50%;
    border: 1px solid rgba(110, 231, 183, 0.2);
    animation: girar-anillo 20s linear infinite;
    z-index: 0;
}

.anillo-foto::before {
    content: '';
    position: absolute;
    top: -3px; left: 50%;
    transform: translateX(-50%);
    width: 6px; height: 6px;
    background: var(--resalte);
    border-radius: 50%;
}

@keyframes girar-anillo {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.circulo-foto {
    width: 420px; height: 420px;
    border-radius: 50%;
    overflow: hidden;
    border: 1px solid var(--borde);
    position: relative;
    z-index: 1;
    background: var(--superficie);
}

.circulo-foto img {
    width: 100%; height: 100%;
    object-fit: cover;
}

.tarjetita-anos {
    position: absolute;
    bottom: 16px; right: -20px;
    background: var(--superficie2);
    border: 1px solid var(--borde);
    border-radius: 12px;
    padding: 14px 18px;
    z-index: 2;
    min-width: 130px;
}

.tarjetita-anos .numero {
    font-family: 'Plus Jakarta Sans', sans-serif;
    font-weight: 800;
    font-size: 1.8rem;
    color: var(--resalte);
    line-height: 1;
}

.tarjetita-anos .texto-anos {
    font-size: 0.7rem;
    color: var(--texto-apagado);
    letter-spacing: 0.05em;
    text-transform: uppercase;
    margin-top: 4px;
}

section {
    position: relative;
    z-index: 1;
}

.etiqueta-seccion {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-size: 0.7rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--resalte);
    margin-bottom: 20px;
}

.etiqueta-seccion::before {
    content: '';
    width: 24px; height: 1px;
    background: var(--resalte);
}

.titulo-seccion {
    font-family: 'Plus Jakarta Sans', sans-serif;
    font-weight: 800;
    font-size: clamp(32px, 4vw, 52px);
    letter-spacing: -0.02em;
    color: var(--texto);
    line-height: 1.1;
}

.subtitulo-seccion {
    font-size: 1rem;
    color: var(--texto-apagado);
    line-height: 1.7;
    max-width: 480px;
    font-weight: 300;
}

#bloque-proyectos {
    padding: 120px 60px;
    background: var(--fondo2);
    border-top: 1px solid var(--borde);
}

.cabecera-proyectos {
    max-width: 1200px;
    margin: 0 auto 60px;
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    gap: 40px;
}

.cabecera-proyectos-izq {}

.rejilla-tarjetas {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.tarjeta-proyecto {
    background: var(--superficie);
    border: 1px solid var(--borde);
    border-radius: 16px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: border-color 0.3s, transform 0.3s, box-shadow 0.3s;
    position: relative;
}

.tarjeta-proyecto::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 16px;
    background: linear-gradient(135deg, var(--brillo), transparent);
    opacity: 0;
    transition: opacity 0.3s;
    pointer-events: none;
    z-index: 0;
}

.tarjeta-proyecto:hover {
    border-color: rgba(110, 231, 183, 0.3);
    transform: translateY(-4px);
    box-shadow: 0 20px 60px rgba(0,0,0,0.5), 0 0 30px rgba(110, 231, 183, 0.06);
}

.tarjeta-proyecto:hover::before { opacity: 1; }

.vista-previa {
    width: 100%;
    height: 180px;
    background: var(--superficie2);
    border-bottom: 1px solid var(--borde);
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.vista-previa img {
    width: 100%; height: 100%;
    object-fit: cover;
}

.vista-previa img[src$=".svg"] {
    width: 60px; height: 60px;
    object-fit: contain;
    filter: invert(80%) sepia(30%) saturate(500%) hue-rotate(100deg);
    opacity: 0.5;
}

.cuerpo-tarjeta {
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    flex: 1;
    position: relative;
    z-index: 1;
}

.fecha {
    font-size: 0.65rem;
    color: var(--resalte);
    text-transform: uppercase;
    letter-spacing: 0.12em;
    font-weight: 500;
}

.titulo-tarjeta {
    font-family: 'Plus Jakarta Sans', sans-serif;
    font-size: 1rem;
    font-weight: 700;
    color: var(--texto);
    line-height: 1.3;
}

.descripcion-tarjeta {
    font-size: 0.825rem;
    color: var(--texto-apagado);
    line-height: 1.6;
    font-weight: 300;
}

.caja-resultado {
    background: rgba(110, 231, 183, 0.04);
    border-radius: 8px;
    padding: 10px 14px;
    border-left: 2px solid rgba(110, 231, 183, 0.4);
}

.etiqueta-resultado {
    font-size: 0.65rem;
    font-weight: 600;
    color: var(--resalte);
    margin-bottom: 4px;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.texto-resultado {
    font-size: 0.8rem;
    color: var(--texto-apagado);
    line-height: 1.5;
}

.tecnos {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.tecno {
    font-size: 0.65rem;
    font-weight: 500;
    padding: 3px 8px;
    border-radius: 4px;
    border: 1px solid var(--borde);
    color: var(--texto-apagado);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    background: var(--superficie2);
}

.pie-tarjeta {
    padding: 14px 20px;
    border-top: 1px solid var(--borde);
    display: flex;
    gap: 20px;
    position: relative;
    z-index: 1;
}

.enlace-repo {
    font-size: 0.8rem;
    color: var(--texto-apagado);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 6px;
    transition: color 0.2s;
    font-weight: 400;
}

.enlace-repo:hover { color: var(--resalte); }

.icono-enlace {
    width: 13px; height: 13px;
    filter: invert(50%);
    transition: filter 0.2s;
}

.enlace-repo:hover .icono-enlace { filter: invert(80%) sepia(40%) saturate(600%) hue-rotate(100deg); }

#bloque-estudios {
    padding: 120px 60px;
    background: var(--fondo);
    border-top: 1px solid var(--borde);
}

.interior-estudios {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 80px;
    align-items: start;
}

.columna-izq-estudios {}

.columna-der-estudios {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.tarjeta-estudio {
    background: var(--superficie);
    border: 1px solid var(--borde);
    border-radius: 12px;
    padding: 24px 28px;
    display: flex;
    align-items: flex-start;
    gap: 20px;
    transition: border-color 0.2s, background 0.2s;
}

.tarjeta-estudio:hover {
    border-color: var(--borde-hover);
    background: var(--superficie2);
}

.icono-estudio {
    width: 42px; height: 42px;
    border-radius: 10px;
    background: rgba(110, 231, 183, 0.07);
    border: 1px solid rgba(110, 231, 183, 0.2);
    display: flex; align-items: center; justify-content: center;
    font-size: 1.2rem;
    flex-shrink: 0;
}
.icono-estudio-tamaño{
    width: 42px; height: 42px;
    border-radius: 10px;
    background: rgba(110, 231, 183, 0.07);
    border: 1px solid rgba(110, 231, 183, 0.2);
    display: flex; align-items: center; justify-content: center;
    font-size: 1.2rem;
    flex-shrink: 0;
}
.icono-estudio-tamaño img {
    width: 28px;
    height: 28px;
}


.info-estudio {}

.nombre-estudio {
    font-family: 'Plus Jakarta Sans', sans-serif;
    font-weight: 700;
    font-size: 0.95rem;
    color: var(--texto);
    margin-bottom: 4px;
}

.lugar-estudio {
    font-size: 0.8rem;
    color: var(--texto-apagado);
    margin-bottom: 4px;
}

.fecha-estudio {
    font-size: 0.7rem;
    color: var(--resalte);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

footer {
    position: relative;
    z-index: 1;
    padding: 30px 60px;
    background: var(--fondo);
    border-top: 1px solid var(--borde);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.pie-izq {
    font-family: 'Plus Jakarta Sans', sans-serif;
    font-weight: 700;
    font-size: 0.9rem;
    color: var(--texto-apagado);
}

.pie-izq span { color: var(--resalte); }

.pie-der {
    font-size: 0.8rem;
    color: #374151;
}

::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: var(--fondo); }
::-webkit-scrollbar-thumb { background: var(--superficie2); border-radius: 4px; }

.aparece {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

.aparece.visible {
    opacity: 1;
    transform: translateY(0);
}

.aparece-tarde-1 { transition-delay: 0.1s; }
.aparece-tarde-2 { transition-delay: 0.2s; }
.aparece-tarde-3 { transition-delay: 0.3s; }