/* =========================================
   1. RESET Y VARIABLES GLOBALES
   ========================================= */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Variables generales y del Index/Bitácora */
    --bg-color: #f6f7fb;
    --text-color: #0f172a;
    --header-bg: rgba(255, 255, 255, 0.78);
    --card-bg: rgba(255, 255, 255, 0.9);
    --primary-color: #0f172a;
    --hover-color: #111827;
    --secondary-color: #6366f1;
    
    /* Variables del portafolio individual */
    --accent-color: #22c55e;
    --light-bg: rgba(15, 23, 42, 0.04);
    --white: #ffffff;
    --shadow: 0 10px 30px rgba(15, 23, 42, 0.12);
    --transition: all 0.25s ease;
    --radius: 16px;
}

/* Variables para el Modo Oscuro */
body.dark-mode {
    --bg-color: #0b1020;
    --text-color: #e7eaf3;
    --header-bg: rgba(17, 24, 39, 0.72);
    --card-bg: rgba(17, 24, 39, 0.85);
    --primary-color: #6366f1;
    --hover-color: #4f46e5;
    --secondary-color: #6366f1;
    --light-bg: rgba(231, 234, 243, 0.06);
    --white: #0f172a;
}

/* =========================================
   2. ESTILOS BASE Y ESTRUCTURA (STICKY FOOTER)
   ========================================= */
body {
    font-family: 'Poppins', 'Roboto', sans-serif; /* Poppins principal, Roboto fallback */
    background-color: var(--bg-color);
    background-image:
        radial-gradient(1200px 600px at 10% 10%, rgba(99, 102, 241, 0.16), transparent 60%),
        radial-gradient(1000px 500px at 90% 20%, rgba(34, 197, 94, 0.12), transparent 60%),
        radial-gradient(900px 450px at 50% 100%, rgba(99, 102, 241, 0.10), transparent 55%);
    color: var(--text-color);
    line-height: 1.6;
    transition: background-color 0.3s ease, color 0.3s ease;
    
    /* Sticky Footer: Empuja el footer siempre abajo */
    min-height: 100vh; 
    display: flex;
    flex-direction: column; 
}

main {
    flex: 1; /* Ocupa el espacio restante */
    padding: 1.5rem 0 2.5rem;
}

.page-bitacora .lead {
    text-align: center;
    margin: 1rem auto 2rem;
    max-width: 70ch;
    color: rgba(15, 23, 42, 0.72);
}

body.dark-mode.page-bitacora .lead {
    color: rgba(231, 234, 243, 0.76);
}

.page-home main,
.page-bitacora main {
    padding-top: 2.25rem;
}

body.page-braian {
    --bg: #0b0f1a;
    --bg-2: #131a2b;
    --accent: #00e5ff;
    --accent-2: #7a29ff;
    --text: #e6f1ff;
    background: radial-gradient(1200px 600px at 20% 0%, #0f1730 0%, var(--bg) 60%) fixed,
                linear-gradient(160deg, var(--bg-2), var(--bg));
    color: var(--text);
    font-family: "Ubuntu", system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", "Apple Color Emoji", "Segoe UI Emoji";
    overflow-x: hidden;
}

body.page-braian main {
    padding: 0;
}

body.page-veronica {
    font-family: "EB Garamond", serif;
    font-size: 1.2rem;
    margin: 0;
    padding: 20px;
    color: #333;
    background-image: url("../img/fondo.png");
    background-repeat: repeat;
    background-size: 700px;
}

body.page-veronica::before {
    content: "";
    position: fixed;
    inset: 0;
    background-color: rgba(255, 255, 255, 0.7);
    z-index: -1;
}

body.page-veronica .contenedor {
    max-width: 1300px;
    margin: 0 auto;
    padding: 0.5rem;
}

body.page-veronica main {
    padding: 0;
}

body.page-veronica header h1 {
    font-family: "Delius Unicase", cursive;
}

body.page-veronica header,
body.page-veronica footer {
    background-color: #457272;
    color: #ffffff;
    text-align: center;
    padding: 1rem;
}

body.page-veronica footer {
    margin-top: 0;
    background: #457272;
}

body.page-veronica nav {
    position: sticky;
    top: 0;
    z-index: 50;
}

body.page-veronica nav ul {
    display: flex;
    justify-content: space-around;
    list-style: none;
    background-color: #3c6e71;
    padding: 0.5rem;
    margin: 0;
}

body.page-veronica nav ul li a {
    color: #ffffff;
    text-decoration: none;
    margin: 0 1rem;
    font-size: 1.2rem;
    transition: color 0.3s ease;
}

body.page-veronica nav ul li a:hover {
    color: #d9d9d9;
}

body.page-veronica section {
    margin-bottom: 2rem;
    scroll-margin-top: 50px;
}

body.page-veronica h2 {
    font-size: 1.2rem;
    border: 2px solid #747976;
    padding: 2px;
    background-color: #dce4df;
    margin: 20px 0;
    text-indent: 5px;
    transition: filter 0.3s ease;
}

body.page-veronica h2:hover {
    filter: brightness(1.2) contrast(1.3) saturate(1.5);
}

body.page-veronica .icono-h2 {
    width: 24px;
    height: 24px;
    vertical-align: middle;
    margin-right: 8px;
    display: inline-block;
}

body.page-veronica img {
    max-width: 100%;
    height: auto;
    display: block;
}

body.page-veronica .sobre-mi-contenido {
    display: flex;
    align-items: center;
    gap: 30px;
}

body.page-veronica .sobre-mi-contenido img {
    max-width: 200px;
    height: auto;
    border-radius: 100px;
    flex-shrink: 0;
    transition: transform 0.5s ease;
}

body.page-veronica .sobre-mi-contenido img:hover {
    transform: rotate(360deg);
}


body.page-veronica .sobre-mi-contenido p {
    margin: 0;
    font-size: 1.5rem;
    align-self: center;
    text-align: justify;
}

body.page-veronica .tarjetas-container {
    display: flex;
    gap: 10rem;
    justify-content: center;
    flex-wrap: wrap;
    width: 100%;
}

body.page-veronica .peliculas-container {
    display: flex;
    gap: 5rem;
    justify-content: center;
    flex-wrap: wrap;
    width: 100%;
}

body.page-veronica .tarjeta,
body.page-veronica .pelicula {
    background-color: #bfd6d3;
    padding: 2rem;
    border-radius: 8px;
    margin-bottom: 20px;
    transition: transform 0.3s ease;
    text-align: justify;
}

body.page-veronica .pelicula {
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    align-items: center;
    gap: 0.5rem;
    flex-wrap: wrap;
    max-width: 500px;
    flex: 1 1 250px;
}

body.page-veronica .tarjeta {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 1rem;
    max-width: 500px;
}

body.page-veronica .tarjeta:hover,
body.page-veronica .pelicula:hover {
    transform: scale(1.05);
}

body.page-veronica .pelicula h3 {
    align-self: center;
    margin-bottom: 0;
}

body.page-veronica .pelicula img {
    max-width: 60%;
    align-self: center;
}

body.page-veronica .tarjeta img {
    max-width: 40%;
}

body.page-veronica #mi-manada .manada-contenedor {
  display: flex;
  justify-content: space-around;
  gap: 1.875rem; 
  flex-wrap: wrap;
}

body.page-veronica #mi-manada .mascota {
  text-align: center;
  position: relative;
}

body.page-veronica #mi-manada .mascota img {
  width: 11rem;
  height: 14rem;  
  border-radius: 1rem; /* esquinas suaves */
}

body.page-veronica #mi-manada .mascota p {
  margin-top: 0.5rem;
}

body.page-veronica #mi-manada .mascota img.latido {
  animation: latido 1s ease;
  box-shadow: 0 0 20px rgba(13, 212, 73, 0.6);
}

@keyframes latido {
  0% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.2);
  }
  100% {
    transform: scale(1);
  }
}

.patita {
  position: absolute;
  font-size: 2.5rem;
  pointer-events: none;
  animation: flotar 1s ease forwards;
  text-shadow: 0 0 8px black;
  opacity: 1;
  }

@keyframes flotar {
  0% {
    opacity: 1;
    transform: translateY(0) scale(1.2); /* 👈 arranca más visible */
  }
  20% {
    opacity: 1;
  }
  100% {
    opacity: 0;
    transform: translateY(-50px) scale(1.5);
  }
}

body.page-veronica form {
    display: flex;
    flex-direction: column;
    max-width: 300px;
    margin: 0 auto;
}

body.page-veronica form input,
body.page-veronica form button {
    margin: 0.5rem 0;
    padding: 0.5rem;
    font-family: inherit;
    font-size: 1rem;
}

body.page-veronica form button,
body.page-veronica button {
    background-color: #3c6e71;
    color: #ffffff;
    border: none;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

body.page-veronica form button:hover,
body.page-veronica button:hover {
    background-color: #2f4f4f;
}

body.page-veronica footer .social-icons {
    margin: 1rem 0;
}

body.page-veronica footer .social-icons a {
    display: inline-block;
    margin: 0 1.5rem;
    transition: transform 0.3s ease, filter 0.3s ease;
}

body.page-veronica footer .social-icons img {
    width: 2rem;
    height: 2rem;
}

body.page-veronica footer .social-icons a:hover {
    transform: scale(1.3);
    filter: brightness(1.2);
}

@media (max-width: 768px) {
    body.page-veronica nav ul {
        flex-direction: row;
        flex-wrap: wrap;
        gap: 10px;
        padding: 10px;
    }

    body.page-veronica {
        padding: 10px;
    }

    body.page-veronica .contenedor {
        max-width: 100%;
        padding: 10px;
    }

    body.page-veronica h1 {
        font-size: 1.5rem;
    }

    body.page-veronica h2 {
        font-size: 1.2rem;
    }

    body.page-veronica h3 {
        font-size: 1.2rem;
    }

    body.page-veronica nav ul li {
        margin: 10px 0;
    }

    body.page-veronica nav ul li a {
        font-size: 1rem;
    }

    body.page-veronica .sobre-mi-contenido {
        flex-direction: column;
        text-align: justify;
    }

    body.page-veronica .sobre-mi-contenido img {
        max-width: 150px;
        margin-bottom: 10px;
    }

    body.page-veronica .sobre-mi-contenido p {
        font-size: 1.1rem;
        text-align: justify;
    }

    body.page-veronica .tarjetas-container {
        gap: 1rem;
    }

    body.page-veronica .tarjeta {
        flex-direction: column;
        text-align: justify;
    }

    body.page-veronica .tarjeta img {
        width: 100%;
        max-width: 250px;
        height: auto;
    }

    body.page-veronica .peliculas-container {
        gap: 1.5rem;
    }

    body.page-veronica footer .social-icons a {
        margin: 0 0.3rem;
    }

    body.page-veronica footer .social-icons img {
        width: 1.5rem;
        height: 1.5rem;
    }
}

body.page-mailen {
    font-family: "Roboto", sans-serif;
    line-height: 1.6;
    margin: 10px;
    color: #e0e0e0;
    background-color: #0b0218;
    background-image: none;
}

body.page-mailen main {
    padding: 0;
}

body.page-mailen h1 {
    text-align: center;
    margin-top: 20px;
    color: #9057b9;
}

body.page-mailen nav {
    position: sticky;
    top: 0;
    margin: 0;
    margin-bottom: 20px;
    z-index: 100;
    width: 100%;
    background-color: #190534;
}

body.page-mailen nav ul {
    display: flex;
    justify-content: center;
    list-style: none;
    background-color: #190534;
    padding: 1rem;
    margin: 0;
}

body.page-mailen nav a {
    color: #e0e0e0;
    text-decoration: none;
    margin: 0 15px;
    transition: color 0.3s ease;
    background: none;
    border: 0;
    padding: 0;
    border-radius: 0;
    box-shadow: none;
    display: inline;
    font-weight: 400;
}

body.page-mailen nav a:hover {
    color: #9057b9;
}

body.page-mailen #sobre-mi {
    text-align: center;
    padding: 1rem 1rem;
    max-width: 50rem;
    margin: 0 auto;
}

body.page-mailen h2 {
    font-size: 2rem;
    color: #9057b9;
    margin-left: 2rem;
    margin-bottom: 1rem;
}

body.page-mailen #sobre-mi img {
    width: 200px;
    height: 250px;
    border-radius: 50%;
    border: 5px solid #9057b9;
    object-fit: cover;
    margin-bottom: 1rem;
}

body.page-mailen #sobre-mi p {
    font-size: 1.2rem;
    line-height: 1.5;
    color: #e0e0e0;
}

body.page-mailen .flex-tarjetas-proyectos,
body.page-mailen .flex-tarjetas-peliculas {
    display: flex;
    flex-wrap: nowrap;
    gap: 20px;
    justify-content: space-around;
    padding: 20px;
}

body.page-mailen .tarjeta {
    background: rgb(219, 205, 225);
    color: #190534;
    border-radius: 10px;
    padding: 15px;
    width: 100%;
    max-width: 20rem;
    box-shadow: 0 4px 15px rgba(191, 152, 219, 0.4);
    transition: transform 0.3s ease;
}

body.page-mailen .tarjeta p {
    margin-top: 10px;
    font-size: 1rem;
    color: #582d90;
    padding: 0;
}

body.page-mailen .tarjeta:hover {
    transform: translateY(-10px);
    box-shadow: 0 4px 15px rgba(191, 152, 219, 0.4);
}

body.page-mailen .tarjeta img {
    width: 100%;
    height: 150px;
    object-fit: cover;
    border-radius: 6px;
}

body.page-mailen #habilidades {
    padding: 3rem 1rem;
    text-align: center;
}

body.page-mailen .contenedor-tabla {
    max-width: 50rem;
    margin: auto;
    overflow-x: auto;
    padding: 10px;
}

body.page-mailen .tabla-habilidades {
    width: 100%;
    max-width: 50rem;
    border-collapse: collapse;
    background-color: #190534;
    color: #e0e0e0;
}

body.page-mailen .tabla-habilidades th {
    background-color: #9057b9;
    color: #ffffff;
    font-weight: bold;
    text-transform: uppercase;
}

body.page-mailen .tabla-habilidades th,
body.page-mailen .tabla-habilidades td {
    padding: 1rem;
    text-align: center;
    border: 1px solid #9057b9;
}

body.page-mailen #contacto {
    padding: 3rem 1rem;
    text-align: center;
}

body.page-mailen form {
    display: flex;
    flex-direction: column;
    max-width: 30rem;
    margin: 0 auto;
    background-color: #2f0c5ce6;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(191, 152, 219, 0.4);
    text-align: left;
}

body.page-mailen label {
    color: #e0e0e0;
    margin-bottom: 0.5rem;
    font-weight: bold;
}

body.page-mailen input,
body.page-mailen textarea {
    margin-bottom: 1.5rem;
    padding: 10px;
    border: 1px solid #9057b9;
    border-radius: 4px;
    background-color: rgba(255, 255, 255, 0.773);
    color: #190534;
    font-size: 1rem;
    font-family: inherit;
}

body.page-mailen .btn-enviar {
    background-color: #27ae60;
    color: #ffffff;
    border: none;
    padding: 10px;
    cursor: pointer;
    border-radius: 8px;
    font-weight: bold;
    transition: background-color 0.3s ease;
}

body.page-mailen .btn-enviar:hover {
    background-color: #219150;
}

body.page-mailen footer {
    text-align: center;
    padding: 20px;
    background-color: #190534;
    color: #ffffff;
    margin-top: 0;
}

@media (max-width: 600px) {
    body.page-mailen nav ul {
        flex-direction: row;
        flex-wrap: wrap;
        gap: 10px;
        padding: 10px;
    }

    body.page-mailen .tabla-habilidades th,
    body.page-mailen .tabla-habilidades td {
        padding: 0.5rem 0.2rem;
        font-size: 0.85rem;
        word-wrap: break-word;
    }

    body.page-mailen .flex-tarjetas-proyectos,
    body.page-mailen .flex-tarjetas-peliculas {
        flex-direction: column;
        align-items: center;
        flex-wrap: wrap;
    }

    body.page-mailen #contacto h2 {
        margin-left: 0;
    }
}

body.page-braian a {
    color: var(--accent);
    text-decoration: none;
}

body.page-braian a:hover {
    color: #9af8ff;
}

body.page-braian a:focus-visible {
    outline: 3px solid rgba(0, 229, 255, 0.35);
    outline-offset: 3px;
    border-radius: 10px;
}

body.page-braian header .brand-title {
    color: var(--text);
}

body.page-braian .navbar {
    backdrop-filter: saturate(140%) blur(6px);
    border-bottom: 1px solid rgba(122, 41, 255, 0.25);
    box-shadow: 0 0 0 1px rgba(0, 229, 255, 0.06) inset, 0 6px 30px rgba(0,0,0,0.35);
}

body.page-braian .navbar .nav-link {
    font-weight: 500;
}

body.page-braian .navbar .nav-link.active,
body.page-braian .navbar .nav-link:hover {
    color: var(--accent);
}

body.page-braian section {
    padding-top: 4rem;
    padding-bottom: 4rem;
    scroll-margin-top: 84px;
}

body.page-braian section h2 {
    font-weight: 700;
    letter-spacing: 0.5px;
    color: var(--text);
    text-shadow: 0 0 8px rgba(0, 229, 255, 0.5), 0 0 18px rgba(122, 41, 255, 0.35);
}

body.page-braian .card.bg-dark {
    background-color: #0f1a2b !important;
    border: 1px solid rgba(0, 229, 255, 0.12);
    box-shadow: 0 10px 24px rgba(0,0,0,0.35);
}

body.page-braian .card.bg-dark .card-title {
    color: var(--text);
}

body.page-braian .card.bg-dark .card-text {
    color: #cfe8ff;
}

body.page-braian .card.bg-dark:hover {
    transform: translateY(-4px);
    transition: transform .2s ease;
    border-color: rgba(122, 41, 255, 0.35);
}

body.page-braian .badge-accent {
    background: linear-gradient(45deg, var(--accent), var(--accent-2));
    color: #0b0f1a;
}

body.page-braian .table-dark {
    --bs-table-bg: #0f1a2b;
    --bs-table-striped-bg: #0c1422;
    --bs-table-striped-color: var(--text);
    --bs-table-color: var(--text);
}

body.page-braian .footer {
    border-top: 1px solid rgba(0, 229, 255, 0.1);
    background: #0b0f1a;
    color: #c9e6ff;
}

body.page-braian .avatar {
    border: 2px solid rgba(0, 229, 255, 0.25);
    box-shadow: 0 0 20px rgba(122, 41, 255, 0.25);
}

@media (max-width: 576px) {
    body.page-braian header img {
        max-height: 56px !important;
        height: auto !important;
        width: auto;
    }
    body.page-braian header .brand-title {
        font-size: 1rem;
    }
    body.page-braian .navbar .navbar-brand span {
        font-size: 1rem;
    }
    body.page-braian section {
        padding-top: 2rem;
        padding-bottom: 2rem;
        scroll-margin-top: 72px;
    }
    body.page-braian #habilidades .table {
        font-size: 0.9rem;
    }
    body.page-braian #contacto .btn {
        width: 100%;
    }
}

@media (min-width: 577px) and (max-width: 768px) {
    body.page-braian header img {
        max-height: 72px;
    }
    body.page-braian section {
        padding-top: 3rem;
        padding-bottom: 3rem;
    }
}

a {
    color: inherit;
}

a:focus-visible,
button:focus-visible {
    outline: 3px solid rgba(99, 102, 241, 0.55);
    outline-offset: 3px;
    border-radius: 12px;
}

body:not(.page-braian) .container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    width: 100%;
}

.section {
    padding: 4rem 0;
    border-bottom: 1px solid rgba(0,0,0,0.1);
}

.section h2 {
    text-align: center;
    margin-bottom: 2rem;
    color: var(--primary-color);
    font-size: 2rem;
    font-weight: 600;
}

/* =========================================
   3. CABECERA (HEADER) Y NAVEGACIÓN
   ========================================= */
.site-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background-color: var(--header-bg);
    padding: 1rem 2rem;
    box-shadow: 0 10px 30px rgba(15, 23, 42, 0.10);
    position: sticky;
    top: 0;
    z-index: 120;
    border-bottom: 1px solid rgba(15, 23, 42, 0.08);
    backdrop-filter: blur(14px);
}

/* Variante Header Portafolio (Clase .header) */
.header {
    display: flex;
    justify-content: center; /* Centra el logo en el portafolio */
    align-items: center;
    background-color: var(--primary-color);
    color: #ffffff;
    padding: 1rem 2rem;
    box-shadow: 0 10px 30px rgba(15, 23, 42, 0.10);
}

body.dark-mode .site-header {
    border-bottom-color: rgba(231, 234, 243, 0.10);
}

.site-brand {
    display: flex;
    align-items: center;
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 0.85rem;
    text-decoration: none;
    color: var(--text-color);
    font-weight: 700;
    letter-spacing: -0.02em;
}

.brand img {
    width: 85px;
    height: 56px;
    border-radius: 14px;
    object-fit: cover;
    box-shadow: 0 10px 24px rgba(15, 23, 42, 0.16);
}

.brand-title {
    font-size: 1.05rem;
}

#paw-rain {
    position: fixed;
    inset: 0;
    pointer-events: none;
    overflow: hidden;
    z-index: 9999;
}

.paw-print {
    position: absolute;
    top: -60px;
    left: 50%;
    font-size: var(--paw-size, 20px);
    opacity: var(--paw-opacity, 0.8);
    transform: translate3d(0, -40px, 0) rotate(var(--paw-rot, 0deg));
    filter: drop-shadow(0 12px 18px rgba(15, 23, 42, 0.20));
    animation: paw-fall var(--paw-duration, 1.2s) ease-in var(--paw-delay, 0s) forwards;
    will-change: transform, opacity;
}

body.dark-mode .paw-print {
    filter: drop-shadow(0 14px 22px rgba(0, 0, 0, 0.45));
}

@keyframes paw-fall {
    0% {
        transform: translate3d(0, -40px, 0) rotate(var(--paw-rot, 0deg));
        opacity: 0;
    }
    12% {
        opacity: var(--paw-opacity, 0.8);
    }
    100% {
        transform: translate3d(var(--paw-drift, 0px), calc(100vh + 120px), 0) rotate(calc(var(--paw-rot, 0deg) + 80deg));
        opacity: 0;
    }
}

@media (prefers-reduced-motion: reduce) {
    #paw-rain {
        display: none;
    }
}

#page-loader {
    position: fixed;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(15, 23, 42, 0.26);
    backdrop-filter: blur(10px);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s ease;
    z-index: 10000;
}

body.dark-mode #page-loader {
    background: rgba(2, 6, 23, 0.55);
}

#page-loader[data-visible="true"] {
    opacity: 1;
    pointer-events: auto;
}

body.is-loading {
    overflow: hidden;
}

.loader-panel {
    width: min(520px, calc(100vw - 40px));
    background: var(--card-bg);
    border: 1px solid rgba(15, 23, 42, 0.10);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 16px 16px 14px;
    position: relative;
    overflow: hidden;
}

body.dark-mode .loader-panel {
    border-color: rgba(231, 234, 243, 0.10);
}

.loader-scan {
    position: absolute;
    inset: -40% -40%;
    background: linear-gradient(135deg, transparent 44%, rgba(99, 102, 241, 0.14) 50%, transparent 56%);
    animation: loader-scan 1.35s linear infinite;
    opacity: 0.9;
}

.loader-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    position: relative;
    z-index: 1;
}

.loader-dots {
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.loader-dot {
    width: 10px;
    height: 10px;
    border-radius: 999px;
    background: rgba(15, 23, 42, 0.16);
}

body.dark-mode .loader-dot {
    background: rgba(231, 234, 243, 0.16);
}

.loader-dot.is-red { background: rgba(239, 68, 68, 0.75); }
.loader-dot.is-yellow { background: rgba(245, 158, 11, 0.75); }
.loader-dot.is-green { background: rgba(34, 197, 94, 0.75); }

.loader-title {
    font-weight: 700;
    letter-spacing: -0.01em;
}

.loader-code {
    margin-top: 12px;
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
    font-size: 0.9rem;
    color: rgba(15, 23, 42, 0.72);
    position: relative;
    z-index: 1;
}

body.dark-mode .loader-code {
    color: rgba(231, 234, 243, 0.78);
}

.loader-cursor {
    display: inline-block;
    width: 10px;
    margin-left: 2px;
    animation: loader-blink 1s steps(2) infinite;
}

.loader-bar {
    margin-top: 12px;
    height: 10px;
    border-radius: 999px;
    background: rgba(15, 23, 42, 0.06);
    border: 1px solid rgba(15, 23, 42, 0.10);
    overflow: hidden;
    position: relative;
    z-index: 1;
}

body.dark-mode .loader-bar {
    background: rgba(231, 234, 243, 0.08);
    border-color: rgba(231, 234, 243, 0.12);
}

.loader-bar::before {
    content: "";
    display: block;
    height: 100%;
    width: 45%;
    background: linear-gradient(90deg, rgba(99, 102, 241, 0), rgba(99, 102, 241, 0.65), rgba(34, 197, 94, 0.55), rgba(99, 102, 241, 0));
    animation: loader-bar 1.05s linear infinite;
}

@keyframes loader-bar {
    0% { transform: translateX(-120%); }
    100% { transform: translateX(260%); }
}

@keyframes loader-scan {
    0% { transform: translate3d(-18%, -18%, 0) rotate(0.0001deg); }
    100% { transform: translate3d(18%, 18%, 0) rotate(0.0001deg); }
}

@keyframes loader-blink {
    0%, 49% { opacity: 1; }
    50%, 100% { opacity: 0; }
}

@media (prefers-reduced-motion: reduce) {
    .loader-scan,
    .loader-bar::before,
    .loader-cursor {
        animation: none;
    }
}

.site-nav {
    display: flex;
    align-items: center;
    gap: 0.9rem;
    flex-wrap: wrap;
    justify-content: flex-end;
}

.site-links {
    list-style: none;
    display: flex;
    gap: 0.6rem;
    margin: 0;
    padding: 0;
    flex-wrap: wrap;
    align-items: center;
}

/* Menú de navegación principal (Botones estilo píldora) */
.site-header nav ul {
    list-style: none;
    display: flex;
    gap: 20px;
    justify-content: center;
    align-items: center;
}

.site-header nav a {
    text-decoration: none;
    font-size: 0.98rem;
    font-weight: 600;
    color: var(--text-color);
    background-color: rgba(15, 23, 42, 0.06);
    padding: 10px 16px;
    border-radius: 999px;
    transition: var(--transition);
    border: 1px solid rgba(15, 23, 42, 0.10);
    box-shadow: none;
    display: inline-block;
}

.site-header nav a:hover {
    background-color: rgba(99, 102, 241, 0.18);
    border-color: rgba(99, 102, 241, 0.22);
    transform: translateY(-1px);
}

.site-header nav a[aria-current="page"] {
    background-color: rgba(99, 102, 241, 0.22);
    border-color: rgba(99, 102, 241, 0.35);
}

body.dark-mode .site-header nav a {
    background-color: rgba(231, 234, 243, 0.08);
    border-color: rgba(231, 234, 243, 0.12);
}

body.dark-mode .site-header nav a:hover {
    background-color: rgba(99, 102, 241, 0.22);
    border-color: rgba(99, 102, 241, 0.28);
}

#btn-theme {
    appearance: none;
    border: 1px solid rgba(15, 23, 42, 0.12);
    background: rgba(15, 23, 42, 0.06);
    color: var(--text-color);
    padding: 10px 14px;
    border-radius: 999px;
    cursor: pointer;
    font-weight: 600;
    transition: var(--transition);
    line-height: 1;
}

#btn-theme:hover {
    transform: translateY(-1px);
    background: rgba(99, 102, 241, 0.18);
    border-color: rgba(99, 102, 241, 0.22);
}

body.dark-mode #btn-theme {
    border-color: rgba(231, 234, 243, 0.14);
    background: rgba(231, 234, 243, 0.08);
}

body.dark-mode #btn-theme:hover {
    background: rgba(99, 102, 241, 0.22);
    border-color: rgba(99, 102, 241, 0.28);
}

/* Sub-Navegación Portafolio (Clase .navbar) */
.navbar {
    background-color: var(--secondary-color);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
}

.nav-menu {
    display: flex;
    justify-content: center;
    list-style: none;
    gap: 2rem;
    flex-wrap: wrap;
}

.nav-menu a {
    color: #ffffff;
    text-decoration: none;
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    transition: var(--transition);
    background-color: transparent;
    box-shadow: none;
}

.nav-menu a:hover {
    background-color: var(--primary-color);
    transform: translateY(-2px);
}

/* =========================================
   4. INDEX Y BITÁCORA (TP1)
   ========================================= */
.team-presentation {
    text-align: center;
    max-width: 800px;
    margin: 40px auto;
    padding: 28px 22px;
    background: var(--card-bg);
    border: 1px solid rgba(15, 23, 42, 0.08);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

/* Grilla adaptable requerida por el TP */
.team-cards {
    display: grid;
    grid-template-columns: 1fr; 
    gap: 30px;
    padding: 20px;
    max-width: 1200px;
    margin: 0 auto;
    justify-items: center;
}

.team-cards .card {
    background-color: var(--card-bg);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    width: 100%;
    max-width: 280px;
    padding: 25px 20px;
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 1px solid rgba(15, 23, 42, 0.08);
    position: relative;
    overflow: hidden;
}

.team-cards .card::before {
    content: "";
    position: absolute;
    inset: 0 0 auto 0;
    height: 4px;
    background: linear-gradient(90deg, rgba(99, 102, 241, 0.9), rgba(34, 197, 94, 0.9));
}

.team-cards .card:hover {
    transform: translateY(-5px);
    box-shadow: 0 18px 45px rgba(15, 23, 42, 0.16);
}

.card--vero {
    --fx-chem: rgba(34, 197, 94, 0.32);
    --fx-tech: rgba(99, 102, 241, 0.30);
    --fx-grid: rgba(15, 23, 42, 0.06);
}

body.dark-mode .card--vero {
    --fx-grid: rgba(231, 234, 243, 0.08);
}

.card--vero::after {
    content: "";
    position: absolute;
    inset: 0;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.35s ease;
    background-image:
        radial-gradient(18px 18px at 12% 26%, var(--fx-chem), transparent 62%),
        radial-gradient(12px 12px at 82% 30%, var(--fx-chem), transparent 64%),
        radial-gradient(16px 16px at 70% 78%, rgba(34, 197, 94, 0.22), transparent 65%),
        radial-gradient(22px 22px at 22% 72%, rgba(99, 102, 241, 0.24), transparent 66%),
        radial-gradient(10px 10px at 58% 20%, rgba(99, 102, 241, 0.20), transparent 62%),
        repeating-linear-gradient(90deg, transparent 0 10px, var(--fx-grid) 10px 11px),
        repeating-linear-gradient(0deg, transparent 0 10px, var(--fx-grid) 10px 11px),
        linear-gradient(135deg, rgba(99, 102, 241, 0.16), rgba(34, 197, 94, 0.14));
    background-size:
        140px 220px,
        180px 260px,
        160px 240px,
        180px 260px,
        200px 260px,
        220px 220px,
        220px 220px,
        100% 100%;
    background-position:
        0 0,
        0 0,
        0 0,
        0 0,
        0 0,
        0 0,
        0 0,
        0 0;
    mix-blend-mode: normal;
}

.card--vero:hover::after,
.card--vero:focus-within::after {
    opacity: 1;
    animation: vero-react 2.8s linear infinite;
}

.card--vero:hover img,
.card--vero:focus-within img {
    box-shadow: 0 18px 42px rgba(34, 197, 94, 0.20), 0 18px 42px rgba(99, 102, 241, 0.16);
}

.card--vero:hover .btn-perfil,
.card--vero:focus-within .btn-perfil {
    background: linear-gradient(135deg, rgba(34, 197, 94, 0.95), rgba(99, 102, 241, 1));
}

.card--vero h3 {
    position: relative;
}

.card--vero:hover h3::after,
.card--vero:focus-within h3::after {
    content: "H2O + {code} → solución";
    display: block;
    margin-top: 0.25rem;
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    color: rgba(15, 23, 42, 0.68);
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
}

body.dark-mode .card--vero:hover h3::after,
body.dark-mode .card--vero:focus-within h3::after {
    color: rgba(231, 234, 243, 0.72);
}

@keyframes vero-react {
    0% {
        background-position:
            0 0,
            0 0,
            0 0,
            0 0,
            0 0,
            0 0,
            0 0,
            0 0;
    }
    100% {
        background-position:
            120px 260px,
            -110px 220px,
            90px 240px,
            -140px 260px,
            130px 230px,
            0 220px,
            220px 0,
            0 0;
    }
}

@media (prefers-reduced-motion: reduce) {
    .card--vero:hover::after,
    .card--vero:focus-within::after {
        animation: none;
    }
}

.card--braian {
    --fx-cyan: rgba(34, 211, 238, 0.30);
    --fx-magenta: rgba(236, 72, 153, 0.22);
    --fx-grid: rgba(15, 23, 42, 0.07);
    --fx-scan: rgba(15, 23, 42, 0.05);
}

body.dark-mode .card--braian {
    --fx-grid: rgba(231, 234, 243, 0.10);
    --fx-scan: rgba(231, 234, 243, 0.08);
}

.card--braian::after {
    content: "";
    position: absolute;
    inset: 0;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.35s ease;
    background-image:
        repeating-linear-gradient(0deg, transparent 0 8px, var(--fx-scan) 8px 9px),
        repeating-linear-gradient(90deg, transparent 0 14px, var(--fx-grid) 14px 15px),
        linear-gradient(135deg, rgba(34, 211, 238, 0.16), rgba(236, 72, 153, 0.12)),
        radial-gradient(260px 200px at 20% 20%, var(--fx-cyan), transparent 62%),
        radial-gradient(260px 200px at 80% 75%, var(--fx-magenta), transparent 66%),
        linear-gradient(90deg,
            rgba(34, 211, 238, 0.00) 0%,
            rgba(34, 211, 238, 0.22) 14%,
            rgba(34, 211, 238, 0.00) 28%,
            rgba(236, 72, 153, 0.00) 46%,
            rgba(236, 72, 153, 0.18) 60%,
            rgba(236, 72, 153, 0.00) 76%,
            rgba(34, 211, 238, 0.00) 100%);
    background-size:
        100% 100%,
        220px 220px,
        100% 100%,
        100% 100%,
        100% 100%,
        220% 100%;
    background-position:
        0 0,
        0 0,
        0 0,
        0 0,
        0 0,
        0 0;
    mix-blend-mode: normal;
}

.card--braian:hover::after,
.card--braian:focus-within::after {
    opacity: 1;
    animation: braian-fx 2.4s linear infinite;
}

.card--braian:hover img,
.card--braian:focus-within img {
    box-shadow: 0 18px 42px rgba(34, 211, 238, 0.18), 0 18px 42px rgba(236, 72, 153, 0.12);
}

.card--braian:hover .btn-perfil,
.card--braian:focus-within .btn-perfil {
    background: linear-gradient(135deg, rgba(34, 211, 238, 0.95), rgba(236, 72, 153, 0.90));
}

.card--braian h3 {
    position: relative;
}

.card--braian:hover h3::after,
.card--braian:focus-within h3::after {
    content: "GG + SQL + </> → insights";
    display: block;
    margin-top: 0.25rem;
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    color: rgba(15, 23, 42, 0.68);
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
}

body.dark-mode .card--braian:hover h3::after,
body.dark-mode .card--braian:focus-within h3::after {
    color: rgba(231, 234, 243, 0.72);
}

@keyframes braian-fx {
    0% {
        background-position:
            0 0,
            0 0,
            0 0,
            0 0,
            0 0,
            0 0;
    }
    100% {
        background-position:
            0 0,
            220px 0,
            0 0,
            0 0,
            0 0,
            -220% 0;
    }
}

@media (prefers-reduced-motion: reduce) {
    .card--braian:hover::after,
    .card--braian:focus-within::after {
        animation: none;
    }
}

.card--guillermo {
    --fx-water: rgba(56, 189, 248, 0.22);
    --fx-deep: rgba(34, 197, 94, 0.16);
    --fx-circuit: rgba(15, 23, 42, 0.06);
    --fx-bubble: rgba(255, 255, 255, 0.24);
}

body.dark-mode .card--guillermo {
    --fx-circuit: rgba(231, 234, 243, 0.10);
    --fx-bubble: rgba(231, 234, 243, 0.18);
}

.card--guillermo::after {
    content: "";
    position: absolute;
    inset: 0;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.35s ease;
    background-image:
        radial-gradient(10px 10px at 16% 78%, var(--fx-bubble), transparent 60%),
        radial-gradient(14px 14px at 74% 66%, rgba(255, 255, 255, 0.18), transparent 62%),
        radial-gradient(8px 8px at 64% 88%, rgba(255, 255, 255, 0.16), transparent 60%),
        radial-gradient(12px 12px at 30% 58%, rgba(255, 255, 255, 0.14), transparent 62%),
        radial-gradient(18px 18px at 86% 86%, rgba(255, 255, 255, 0.12), transparent 64%),
        repeating-linear-gradient(90deg, transparent 0 12px, var(--fx-circuit) 12px 13px),
        repeating-linear-gradient(0deg, transparent 0 12px, var(--fx-circuit) 12px 13px),
        radial-gradient(2px 2px at 18% 26%, rgba(99, 102, 241, 0.20), transparent 70%),
        radial-gradient(2px 2px at 76% 32%, rgba(99, 102, 241, 0.18), transparent 70%),
        radial-gradient(2px 2px at 52% 74%, rgba(34, 197, 94, 0.18), transparent 70%),
        linear-gradient(135deg, var(--fx-water), var(--fx-deep)),
        linear-gradient(0deg, rgba(56, 189, 248, 0.10), rgba(34, 197, 94, 0.06));
    background-size:
        220px 260px,
        240px 280px,
        200px 260px,
        260px 300px,
        240px 280px,
        220px 220px,
        220px 220px,
        220px 220px,
        220px 220px,
        220px 220px,
        100% 100%,
        100% 100%;
    background-position:
        0 0,
        0 0,
        0 0,
        0 0,
        0 0,
        0 0,
        0 0,
        0 0,
        0 0,
        0 0,
        0 0,
        0 0;
    mix-blend-mode: normal;
}

.card--guillermo:hover::after,
.card--guillermo:focus-within::after {
    opacity: 1;
    animation: guille-flow 3.4s linear infinite;
}

.card--guillermo:hover img,
.card--guillermo:focus-within img {
    box-shadow: 0 18px 42px rgba(56, 189, 248, 0.20), 0 18px 42px rgba(34, 197, 94, 0.12);
}

.card--guillermo:hover .btn-perfil,
.card--guillermo:focus-within .btn-perfil {
    background: linear-gradient(135deg, rgba(56, 189, 248, 0.95), rgba(34, 197, 94, 0.92));
}

.card--guillermo h3 {
    position: relative;
}

.card--guillermo:hover h3::after,
.card--guillermo:focus-within h3::after {
    content: "agent() + automatización → flujo";
    display: block;
    margin-top: 0.25rem;
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    color: rgba(15, 23, 42, 0.68);
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
}

body.dark-mode .card--guillermo:hover h3::after,
body.dark-mode .card--guillermo:focus-within h3::after {
    color: rgba(231, 234, 243, 0.72);
}

@keyframes guille-flow {
    0% {
        background-position:
            0 0,
            0 0,
            0 0,
            0 0,
            0 0,
            0 0,
            0 0,
            0 0,
            0 0,
            0 0,
            0 0,
            0 0;
    }
    100% {
        background-position:
            120px -260px,
            -140px -280px,
            100px -260px,
            -160px -300px,
            130px -280px,
            220px 0,
            0 220px,
            220px 220px,
            0 220px,
            -220px 220px,
            0 0,
            0 0;
    }
}

@media (prefers-reduced-motion: reduce) {
    .card--guillermo:hover::after,
    .card--guillermo:focus-within::after {
        animation: none;
    }
}

.card--mailen {
    --fx-red: rgba(239, 68, 68, 0.22);
    --fx-heart: rgba(239, 68, 68, 0.16);
    --fx-health: rgba(16, 185, 129, 0.18);
    --fx-tech: rgba(99, 102, 241, 0.20);
    --fx-grid: rgba(15, 23, 42, 0.06);
}

body.dark-mode .card--mailen {
    --fx-grid: rgba(231, 234, 243, 0.10);
}

.card--mailen::after {
    content: "";
    position: absolute;
    inset: 0;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.35s ease;
    background-image:
        radial-gradient(18px 18px at 18% 22%, var(--fx-heart), transparent 62%),
        radial-gradient(22px 22px at 82% 28%, rgba(16, 185, 129, 0.16), transparent 64%),
        url("data:image/svg+xml,%3Csvg%20xmlns%3D%27http%3A//www.w3.org/2000/svg%27%20width%3D%27120%27%20height%3D%27120%27%20viewBox%3D%270%200%20120%20120%27%3E%3Cg%20fill%3D%27none%27%20stroke%3D%27%23ef4444%27%20stroke-opacity%3D%270.22%27%20stroke-width%3D%272%27%20stroke-linecap%3D%27round%27%20stroke-linejoin%3D%27round%27%3E%3Cpath%20d%3D%27M35%2084%20L60%2028%20L85%2084%27/%3E%3Cpath%20d%3D%27M45%2064%20H75%27/%3E%3C/g%3E%3Cg%20fill%3D%27none%27%20stroke%3D%27%2310b981%27%20stroke-opacity%3D%270.20%27%20stroke-width%3D%272%27%20stroke-linecap%3D%27round%27%20stroke-linejoin%3D%27round%27%3E%3Cpath%20d%3D%27M14%2064%20h18%20l8-10%20l10%2020%20l8-12%20h20%27/%3E%3C/g%3E%3Cg%20fill%3D%27none%27%20stroke%3D%27%236366f1%27%20stroke-opacity%3D%270.16%27%20stroke-width%3D%272%27%20stroke-linecap%3D%27round%27%3E%3Crect%20x%3D%2716%27%20y%3D%2716%27%20width%3D%2714%27%20height%3D%2714%27%20rx%3D%273%27/%3E%3Cpath%20d%3D%27M20%2024%20l3%203%20l5-6%27/%3E%3Cpath%20d%3D%27M92%2018%20v14%27/%3E%3Cpath%20d%3D%27M85%2025%20h14%27/%3E%3C/g%3E%3C/svg%3E"),
        repeating-linear-gradient(90deg, transparent 0 12px, var(--fx-grid) 12px 13px),
        repeating-linear-gradient(0deg, transparent 0 12px, var(--fx-grid) 12px 13px),
        linear-gradient(135deg, rgba(239, 68, 68, 0.12), rgba(16, 185, 129, 0.10), rgba(99, 102, 241, 0.10)),
        linear-gradient(135deg,
            rgba(239, 68, 68, 0.00) 0%,
            rgba(239, 68, 68, 0.20) 16%,
            rgba(239, 68, 68, 0.00) 34%,
            rgba(16, 185, 129, 0.00) 48%,
            rgba(16, 185, 129, 0.16) 62%,
            rgba(16, 185, 129, 0.00) 78%,
            rgba(99, 102, 241, 0.00) 100%);
    background-size:
        200px 260px,
        240px 280px,
        120px 120px,
        220px 220px,
        220px 220px,
        100% 100%,
        220% 220%;
    background-position:
        0 0,
        0 0,
        0 0,
        0 0,
        0 0,
        0 0,
        0 0;
    mix-blend-mode: normal;
}

.card--mailen:hover::after,
.card--mailen:focus-within::after {
    opacity: 1;
    animation: mailen-fx 2.9s linear infinite;
}

.card--mailen:hover img,
.card--mailen:focus-within img {
    box-shadow: 0 18px 42px rgba(239, 68, 68, 0.14), 0 18px 42px rgba(16, 185, 129, 0.12);
}

.card--mailen:hover .btn-perfil,
.card--mailen:focus-within .btn-perfil {
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.92), rgba(16, 185, 129, 0.88), rgba(99, 102, 241, 0.92));
}

.card--mailen h3 {
    position: relative;
}

.card--mailen:hover h3::after,
.card--mailen:focus-within h3::after {
    content: "🐶 + Angular + salud → orden";
    display: block;
    margin-top: 0.25rem;
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    color: rgba(15, 23, 42, 0.68);
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
}

body.dark-mode .card--mailen:hover h3::after,
body.dark-mode .card--mailen:focus-within h3::after {
    color: rgba(231, 234, 243, 0.72);
}

@keyframes mailen-fx {
    0% {
        background-position:
            0 0,
            0 0,
            0 0,
            0 0,
            0 0,
            0 0,
            0 0;
    }
    100% {
        background-position:
            120px 260px,
            -140px 280px,
            160px -240px,
            220px 0,
            0 220px,
            0 0,
            -220% 220%;
    }
}

@media (prefers-reduced-motion: reduce) {
    .card--mailen:hover::after,
    .card--mailen:focus-within::after {
        animation: none;
    }
}

.team-cards .card img {
    width: 130px;
    height: 130px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid rgba(15, 23, 42, 0.10);
    margin-bottom: 15px;
    background: rgba(15, 23, 42, 0.04);
}

.btn-perfil {
    display: inline-block;
    margin-top: 15px;
    padding: 10px 20px;
    background: linear-gradient(135deg, rgba(99, 102, 241, 1), rgba(34, 197, 94, 0.95));
    color: #ffffff;
    text-decoration: none;
    border-radius: 25px;
    font-weight: bold;
    transition: var(--transition);
}

.btn-perfil:hover {
    filter: brightness(0.96);
    transform: translateY(-1px);
}

/* Bitácora */
.bitacora-container {
    max-width: 800px;
    margin: 2rem auto;
    padding: 0 2rem;
}

.bitacora-entry {
    background-color: var(--card-bg);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    border-radius: 8px;
    box-shadow: var(--shadow);
}

.bitacora-entry h3 {
    color: var(--primary-color);
    margin-top: 0;
}

.roadmap {
    position: relative;
    margin: 2.2rem auto 0;
    padding-left: 2.5rem;
    display: grid;
    gap: 1.3rem;
}

.roadmap::before {
    content: "";
    position: absolute;
    left: 12px;
    top: 10px;
    bottom: 12px;
    width: 3px;
    border-radius: 999px;
    background: linear-gradient(180deg, rgba(99, 102, 241, 0.95), rgba(34, 197, 94, 0.9));
}

.roadmap-step {
    position: relative;
    background: var(--card-bg);
    border: 1px solid rgba(15, 23, 42, 0.10);
    border-radius: 14px;
    box-shadow: var(--shadow);
    padding: 1rem 1rem 1.1rem;
    cursor: default;
    transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
    outline: none;
}

.roadmap-step::before {
    content: "";
    position: absolute;
    left: -31px;
    top: 16px;
    width: 14px;
    height: 14px;
    border-radius: 999px;
    background: linear-gradient(135deg, rgba(99, 102, 241, 1), rgba(34, 197, 94, 0.95));
    box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.18), 0 0 0 9px rgba(99, 102, 241, 0.08);
}

.roadmap-step:hover,
.roadmap-step:focus-visible {
    transform: translateY(-2px);
    border-color: rgba(99, 102, 241, 0.35);
    box-shadow: 0 16px 35px rgba(15, 23, 42, 0.14);
}

.roadmap-date {
    display: inline-block;
    padding: 0.2rem 0.65rem;
    border-radius: 999px;
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.02em;
    color: #ffffff;
    background: linear-gradient(135deg, rgba(99, 102, 241, 1), rgba(34, 197, 94, 0.95));
}

.roadmap-title {
    margin: 0.65rem 0 0;
    font-size: 1.05rem;
    color: var(--primary-color);
}

.roadmap-tooltip {
    position: absolute;
    left: calc(100% + 14px);
    top: 50%;
    transform: translateY(-50%) translateX(-8px);
    width: min(360px, 56vw);
    padding: 0.8rem 0.9rem;
    border-radius: 12px;
    border: 1px solid rgba(15, 23, 42, 0.10);
    background: rgba(255, 255, 255, 0.96);
    color: #1f2937;
    font-size: 0.93rem;
    line-height: 1.4;
    box-shadow: 0 14px 30px rgba(15, 23, 42, 0.18);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s ease, transform 0.2s ease;
    z-index: 5;
}

.roadmap-tooltip::before {
    content: "";
    position: absolute;
    left: -7px;
    top: 50%;
    width: 12px;
    height: 12px;
    transform: translateY(-50%) rotate(45deg);
    background: rgba(255, 255, 255, 0.96);
    border-left: 1px solid rgba(15, 23, 42, 0.10);
    border-bottom: 1px solid rgba(15, 23, 42, 0.10);
}

.roadmap-step:hover .roadmap-tooltip,
.roadmap-step:focus-visible .roadmap-tooltip {
    opacity: 1;
    transform: translateY(-50%) translateX(0);
}

body.dark-mode .roadmap-step {
    border-color: rgba(231, 234, 243, 0.12);
}

body.dark-mode .roadmap-tooltip {
    background: rgba(17, 24, 39, 0.96);
    color: rgba(231, 234, 243, 0.93);
    border-color: rgba(231, 234, 243, 0.14);
}

body.dark-mode .roadmap-tooltip::before {
    background: rgba(17, 24, 39, 0.96);
    border-left-color: rgba(231, 234, 243, 0.14);
    border-bottom-color: rgba(231, 234, 243, 0.14);
}

/* =========================================
   5. PORTAFOLIO INDIVIDUAL (GUILLERMO)
   ========================================= */
.sobre-mi-content {
    display: flex;
    align-items: center;
    gap: 3rem;
    flex-wrap: wrap;
}

.perfil-img {
    flex: 1 1 300px;
    text-align: center;
}

.perfil-img img {
    width: 100%;
    max-width: 250px;
    border-radius: 50%;
    box-shadow: var(--shadow);
    border: 3px solid var(--secondary-color);
}

.perfil-texto {
    flex: 2 1 400px;
}

/* Tarjetas Proyectos y Películas/Discos */
.tarjetas-grid, .peliculas-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.tarjeta, .pelicula-card {
    background: var(--card-bg);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.tarjeta:hover, .pelicula-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 5px 20px rgba(0,0,0,0.2);
}

.tarjeta img, .pelicula-card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    transition: var(--transition);
    cursor: pointer; /* Lightbox */
}

.tarjeta:hover img, .pelicula-card:hover img {
    transform: scale(1.05);
    opacity: 0.8;
}

.tarjeta h3, .pelicula-card h3 {
    padding: 1rem 1rem 0.5rem;
    color: var(--primary-color);
    font-size: 1.2rem;
}

.tarjeta p, .pelicula-card p {
    padding: 0 1rem 1rem;
    font-size: 0.95rem;
}

/* Tabla Habilidades */
.habilidades-tabla {
    width: 100%;
    border-collapse: collapse;
    background: var(--card-bg);
    box-shadow: var(--shadow);
    border-radius: 8px;
    overflow: hidden;
}

.habilidades-tabla thead {
    background-color: var(--primary-color);
    color: #ffffff;
}

.habilidades-tabla th, .habilidades-tabla td {
    padding: 1rem;
    text-align: left;
    border: 1px solid #ddd;
}

.habilidades-tabla tbody tr:hover {
    background-color: rgba(0,0,0,0.02);
}

/* Formulario */
.contacto-form {
    max-width: 600px;
    margin: 0 auto;
    background: var(--card-bg);
    padding: 2rem;
    border-radius: 8px;
    box-shadow: var(--shadow);
}

.form-grupo {
    margin-bottom: 1.5rem;
}

.form-grupo label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--primary-color);
}

.form-grupo input {
    width: 100%;
    padding: 0.8rem;
    border: 2px solid #ddd;
    border-radius: 4px;
    font-size: 1rem;
    font-family: inherit;
}

.btn-submit {
    background-color: var(--secondary-color);
    color: #ffffff;
    border: none;
    padding: 1rem 2rem;
    font-size: 1.1rem;
    border-radius: 4px;
    cursor: pointer;
    font-weight: 500;
    width: 100%;
    transition: var(--transition);
}

.btn-submit:hover {
    background-color: var(--primary-color);
    transform: scale(1.02);
}

/* =========================================
   6. FOOTER Y MODAL LIGHTBOX
   ========================================= */
footer {
    text-align: center;
    width: 100%;
    padding: 20px 0;
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.96), rgba(99, 102, 241, 0.30));
    color: #ffffff;
    margin-top: auto; 
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.social-links a {
    color: #ffffff;
    text-decoration: none;
    margin-left: 15px;
    transition: var(--transition);
}

.social-links a:hover {
    color: var(--secondary-color);
}

/* Modal Lightbox */
.modal-lightbox {
    display: none;
    position: fixed;
    z-index: 9999;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.85);
    justify-content: center;
    align-items: center;
}

.modal-contenido {
    max-width: 90%;
    max-height: 85vh;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.5);
    animation: zoomIn 0.3s ease;
}

.cerrar-modal {
    position: absolute;
    top: 20px;
    right: 35px;
    color: #f1f1f1;
    font-size: 40px;
    font-weight: bold;
    cursor: pointer;
}

@keyframes zoomIn {
    from {transform: scale(0.8)} 
    to {transform: scale(1)}
}

/* =========================================
   7. MODO OSCURO (DARK MODE) COMPATIBILIDAD
   ========================================= */
body.dark-mode .team-cards .card,
body.dark-mode .tarjeta,
body.dark-mode .pelicula-card,
body.dark-mode .habilidades-tabla,
body.dark-mode .contacto-form {
    border: 1px solid rgba(231, 234, 243, 0.10);
}

body.dark-mode footer {
    background: linear-gradient(135deg, rgba(2, 6, 23, 0.96), rgba(165, 180, 252, 0.18));
    border-top: 1px solid rgba(231, 234, 243, 0.10);
}

/* =========================================
   8. MEDIA QUERIES (RESPONSIVE TP1)
   ========================================= */
/* Breakpoints exigidos por el TP para la portada */
@media (min-width: 900px) {
    .team-cards { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1200px) {
    .team-cards { grid-template-columns: repeat(4, 1fr); }
}

/* Ajustes para móviles generales */
@media (max-width: 768px) {
    .site-header {
        flex-direction: column;
        gap: 15px;
    }
    .site-nav {
        justify-content: center;
    }
    .sobre-mi-content {
        flex-direction: column;
        text-align: center;
    }
    .habilidades-tabla th, .habilidades-tabla td {
        padding: 0.5rem;
        font-size: 0.9rem;
    }
    .footer-content {
        flex-direction: column;
        justify-content: center;
    }
}