/* ==========================================================================
   1. Tipografía Local: JetBrains Mono (4 pesos esenciales)
   ========================================================================== */
@font-face {
    font-family: 'JetBrains Mono';
    src: url('fonts/JetBrainsMono-Regular.ttf') format('truetype');
    font-weight: 400;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'JetBrains Mono';
    src: url('fonts/JetBrainsMono-Medium.ttf') format('truetype');
    font-weight: 500;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'JetBrains Mono';
    src: url('fonts/JetBrainsMono-Bold.ttf') format('truetype');
    font-weight: 700;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'JetBrains Mono';
    src: url('fonts/JetBrainsMono-ExtraBold.ttf') format('truetype');
    font-weight: 800;
    font-style: normal;
    font-display: swap;
}

/* ==========================================================================
   2. Variables y Base Neo-Brutalista de Alta Legibilidad
   ========================================================================== */
:root {
    --bg-page: #F4F4F0;
    --bg-card: #FFFFFF;
    --fg-text: #111111;
    --black: #000000;
    --white: #FFFFFF;
    --border-thick: 2px solid #000000;
    --shadow-brutal: 6px 6px 0px #000000;
    --shadow-brutal-sm: 4px 4px 0px #000000;
}

* {
    box-sizing: border-box;
    border-radius: 0 !important;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    margin: 0;
    padding: 0 1.25rem;
    background-color: var(--bg-page);
    color: var(--fg-text);
    font-family: 'JetBrains Mono', monospace;
    font-weight: 500;
    font-size: 1rem;
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

header,
main,
footer,
section[aria-label="Notificaciones del sistema"] {
    max-width: 940px;
    margin: 0 auto;
}

/* ==========================================================================
   3. Barra de Navegación Superior
   ========================================================================== */
header {
    padding: 1.5rem 0 1rem;
}

nav {
    background-color: transparent;
    border-bottom: 3px solid var(--black);
    padding: 0.85rem 0;
    display: flex;
    flex-wrap: wrap;
    gap: 1.75rem;
    align-items: center;
}

nav a {
    color: var(--fg-text);
    background: transparent;
    border: none;
    border-bottom: 2px solid var(--black);
    padding: 0.15rem 0;
    font-weight: 700;
    font-size: 0.95rem;
    text-transform: uppercase;
    letter-spacing: 0.02em;
    text-decoration: none;
}

nav a:hover {
    color: var(--black);
    background: transparent;
    border-bottom-width: 4px;
    text-decoration: none;
}

/* ==========================================================================
   4. Jerarquía Tipográfica y Lectura
   ========================================================================== */
h1, h2, h3, h4 {
    color: var(--black);
    margin-top: 0;
    line-height: 1.25;
    text-transform: uppercase;
}

h1, h2, article h3 {
    font-weight: 800;
    letter-spacing: -0.02em;
}

h1 {
    font-size: 2rem;
    background-color: var(--black);
    color: var(--white);
    display: inline-block;
    padding: 0.3rem 0.85rem;
    margin-bottom: 1.25rem;
}

h2 {
    font-size: 1.4rem;
    border-left: 6px solid var(--black);
    border-bottom: 2px solid var(--black);
    padding: 0.25rem 0 0.35rem 0.75rem;
    margin-bottom: 1.25rem;
}

h3 {
    font-size: 1.15rem;
    font-weight: 800;
    letter-spacing: -0.02em;
    margin-bottom: 0.6rem;
}

h4 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

/* Badges como [EN PRODUCCIÓN] */
h3 small {
    background-color: var(--black);
    color: var(--white);
    padding: 0.15rem 0.5rem;
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0;
    margin-left: 0.4rem;
    vertical-align: middle;
}

p, li {
    color: var(--fg-text);
    font-weight: 500;
    font-size: 1rem;
    line-height: 1.65;
    max-width: 72ch;
}

strong, b {
    font-weight: 700;
    color: var(--black);
}

small {
    color: var(--fg-text);
    font-weight: 500;
}

a {
    color: var(--black);
    font-weight: 700;
    text-decoration: underline;
    text-underline-offset: 4px;
    text-decoration-thickness: 2px;
}

a:hover {
    background-color: var(--black);
    color: var(--white);
    text-decoration: none;
}

hr {
    border: 0;
    border-top: 2px solid var(--black);
    margin: 2.25rem 0;
}

section {
    margin: 2rem 0;
}

/* ==========================================================================
   5. Contenedores y Tarjetas Neo-Brutalistas (#FFFFFF sobre #F4F4F0)
   ========================================================================== */
article {
    background-color: var(--bg-card);
    border: var(--border-thick);
    box-shadow: var(--shadow-brutal);
    padding: 1.5rem;
    margin-bottom: 1.75rem;
    transition: transform 0.1s ease, box-shadow 0.1s ease;
}

article:hover {
    transform: translate(-2px, -2px);
    box-shadow: 8px 8px 0px var(--black);
}

article hr {
    display: none;
}

#perfil,
#habilidades,
#experiencia ul > li {
    background-color: var(--bg-card);
    border: var(--border-thick);
    box-shadow: var(--shadow-brutal-sm);
    padding: 1.5rem;
}

#experiencia ul {
    list-style: none;
    padding: 0;
}

#experiencia ul > li {
    margin-bottom: 1.25rem;
    max-width: none;
}

/* Notificaciones / Mensajes de Django */
section[aria-label="Notificaciones del sistema"] {
    background-color: var(--black);
    color: var(--white);
    border: 3px solid var(--black);
    box-shadow: var(--shadow-brutal-sm);
    padding: 1rem 1.25rem;
    margin-top: 1rem;
}

section[aria-label="Notificaciones del sistema"] h2,
section[aria-label="Notificaciones del sistema"] li,
section[aria-label="Notificaciones del sistema"] strong {
    color: var(--white);
    border-color: var(--white);
}

/* ==========================================================================
   6. Formulario de Contacto Neo-Brutalista
   ========================================================================== */
form {
    background-color: var(--bg-card);
    border: var(--border-thick);
    box-shadow: var(--shadow-brutal);
    padding: 1.5rem;
}

form p {
    margin-top: 0;
    margin-bottom: 1.15rem;
    max-width: none;
}

label {
    display: block;
    font-weight: 700;
    text-transform: uppercase;
    margin-bottom: 0.4rem;
    color: var(--black);
}

input[type="text"],
input[type="email"],
select,
textarea {
    width: 100%;
    padding: 0.7rem 0.85rem;
    background-color: var(--bg-card);
    color: var(--fg-text);
    border: 2px solid var(--black);
    font-family: 'JetBrains Mono', monospace;
    font-weight: 500;
    font-size: 1rem;
}

input[type="text"]::placeholder,
input[type="email"]::placeholder,
textarea::placeholder {
    color: var(--fg-text);
    opacity: 0.55;
    font-weight: 400;
}

input[type="text"]:focus,
input[type="email"]:focus,
select:focus,
textarea:focus {
    outline: none;
    background-color: var(--bg-page);
    box-shadow: var(--shadow-brutal-sm);
}

button[type="submit"] {
    background-color: var(--black);
    color: var(--white);
    font-family: 'JetBrains Mono', monospace;
    font-weight: 700;
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    padding: 0.75rem 1.75rem;
    border: 2px solid var(--black);
    box-shadow: 4px 4px 0px var(--black);
    cursor: pointer;
    transition: transform 0.1s ease, box-shadow 0.1s ease;
}

button[type="submit"]:hover {
    background-color: var(--bg-card);
    color: var(--black);
    transform: translate(-2px, -2px);
    box-shadow: 6px 6px 0px var(--black);
}

button[type="submit"]:active {
    transform: translate(2px, 2px);
    box-shadow: 0px 0px 0px var(--black);
}

footer {
    padding: 1rem 0 2.5rem;
    text-align: center;
    font-weight: 700;
    text-transform: uppercase;
}

footer p {
    max-width: none;
}