/* ===========================================================================
   RMDV — hoja de estilos unica.
   Sin frameworks, sin CDN, sin dependencias externas.

   Orden:  1 tokens · 2 reset · 3 tipografia · 4 layout · 5 botones
           6 cabecera · 7 hero · 8 componentes · 9 formulario
          10 pie · 11 widget · 12 utilidades y accesibilidad
   =========================================================================== */

/* ---------------------------------------------------------------- 1 tokens */
:root {
    /* Marca, muestreada del logo RMDV: azul-negro de fondo, naranja como color
       de accion (botones, kickers), azul electrico como segundo acento y el
       rojo del aro para degradados. El plata es el del lettering. */
    --navy:        #0a0f1e;
    --navy-deep:   #04060d;
    --navy-mid:    #101a36;
    --navy-soft:   #1c2748;
    --accent:      #ff8a1f;   /* naranja del pico */
    --accent-soft: #ffa64d;
    --accent-deep: #b94700;   /* naranja legible sobre blanco: 5,3:1 */
    --accent-mark: #ff7a00;   /* adornos sobre claro, no texto */
    --red:         #ff4a1c;   /* rojo del aro */
    --blue:        #2f8bff;   /* azul electrico del aro */
    --blue-soft:   #6aaeff;
    --blue-deep:   #0b57d0;   /* azul legible sobre blanco: 6,4:1 */
    --silver:      #d3d8e2;
    --grad-brand:  linear-gradient(100deg, var(--accent) 0%, var(--red) 100%);

    /* Texto y superficies */
    --ink:         #0a0f1e;
    --ink-2:       #444c61;
    --ink-3:       #6d758a;
    --paper:       #ffffff;
    --paper-2:     #f4f6fb;
    --paper-3:     #e9edf6;
    --line:        #e1e6f0;
    --line-strong: #c8cfde;

    /* Sobre fondo oscuro */
    --on-dark:     #eef2fa;
    --on-dark-2:   #bcc5d8;
    --on-dark-3:   #8d97ad;
    --line-dark:   rgba(140, 170, 255, .18);

    /* Tipografia */
    --f-display: 'Space Grotesk', 'Segoe UI', system-ui, sans-serif;
    --f-body:    'Inter', system-ui, -apple-system, 'Segoe UI', sans-serif;
    --f-mono:    'JetBrains Mono', ui-monospace, 'Cascadia Code', Consolas, monospace;

    /* Ritmo */
    --wrap:      1180px;
    --gutter:    clamp(1.25rem, 4vw, 2.5rem);
    --sec-y:     clamp(4rem, 8.5vw, 7rem);
    --r-sm:      .5rem;
    --r:         .875rem;
    --r-lg:      1.25rem;

    --shadow-sm: 0 1px 2px rgba(10, 12, 16, .06), 0 2px 8px rgba(10, 12, 16, .05);
    --shadow:    0 2px 6px rgba(10, 12, 16, .07), 0 12px 32px rgba(10, 12, 16, .10);
    --shadow-lg: 0 4px 12px rgba(10, 12, 16, .09), 0 28px 64px rgba(10, 12, 16, .16);

    --ease: cubic-bezier(.22, .68, .36, 1);
}

/* ----------------------------------------------------------------- 2 reset */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }

html {
    -webkit-text-size-adjust: 100%;
    scroll-behavior: smooth;
    scroll-padding-top: 6rem;
}

body {
    font-family: var(--f-body);
    font-size: 1.0625rem;
    line-height: 1.65;
    color: var(--ink);
    background: var(--paper);
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
    overflow-x: hidden;             /* ninguna seccion debe empujar horizontal */
}

img, svg, video { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; color: inherit; }
ul, ol { list-style: none; padding: 0; }

/* Nada de palabras largas rompiendo la caja en pantallas chicas */
h1, h2, h3, h4, p, li, a, dd, dt { overflow-wrap: break-word; }

/* ------------------------------------------------------------ 3 tipografia */
h1, h2, h3, h4, .display {
    font-family: var(--f-display);
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: -.022em;
    color: var(--navy);
}

h1, .h1 { font-size: clamp(2.3rem, 5.6vw, 4rem); }
h2, .h2 { font-size: clamp(1.8rem, 3.6vw, 2.7rem); letter-spacing: -.018em; }
h3, .h3 { font-size: clamp(1.2rem, 1.8vw, 1.45rem); letter-spacing: -.012em; }
h4      { font-size: 1.0625rem; letter-spacing: -.006em; }

p { max-width: 68ch; }

strong, b { font-weight: 650; color: var(--ink); }

/* Rotulo chico en versalitas sobre cada seccion */
.kicker {
    display: inline-flex;
    align-items: center;
    gap: .6rem;
    font-family: var(--f-mono);
    font-size: .75rem;
    font-weight: 500;
    letter-spacing: .14em;
    text-transform: uppercase;
    color: var(--ink-3);
    margin-bottom: 1rem;
}
.kicker::before {
    content: "";
    width: 1.75rem;
    height: 2px;
    background: var(--accent);
    flex: none;
}

.lead { font-size: clamp(1.0625rem, 1.5vw, 1.2rem); color: var(--ink-2); line-height: 1.6; }

/* ----------------------------------------------------------------- 4 layout */
.wrap {
    width: min(var(--wrap), 100%);
    margin-inline: auto;
    padding-inline: var(--gutter);
}
.wrap--narrow { width: min(860px, 100%); }

.section { padding-block: var(--sec-y); }
.section--tight { padding-block: clamp(3rem, 6vw, 4.5rem); }

.sec-head { max-width: 60ch; margin-bottom: clamp(2.5rem, 5vw, 3.75rem); }
.sec-head--center { margin-inline: auto; text-align: center; }
.sec-head--center .kicker { justify-content: center; }
.sec-head--center p { margin-inline: auto; }
.sec-head h2 + p { margin-top: 1rem; }

/* Bandas de fondo */
.band--soft { background: var(--paper-2); }
.band--dark {
    position: relative;
    isolation: isolate;
    color: var(--on-dark);
    background:
        radial-gradient(70rem 36rem at 90% -10%, rgba(47, 139, 255, .16), transparent 60%),
        radial-gradient(50rem 30rem at 0% 110%, rgba(255, 90, 20, .10), transparent 60%),
        linear-gradient(165deg, var(--navy-deep) 0%, var(--navy) 58%, var(--navy-mid) 100%);
}
.band--dark h1, .band--dark h2, .band--dark h3, .band--dark h4 { color: #fff; }
.band--dark p, .band--dark li { color: var(--on-dark-2); }
.band--dark .kicker { color: var(--on-dark-3); }
.band--dark strong { color: #fff; }

/* Retícula del sistema: se acomoda sola, sin media queries por columna */
.grid { display: grid; gap: clamp(1.25rem, 2.5vw, 2rem); }
.grid > * { min-width: 0; }
.grid--3 { grid-template-columns: repeat(auto-fit, minmax(min(19rem, 100%), 1fr)); }
.grid--2 { grid-template-columns: repeat(auto-fit, minmax(min(24rem, 100%), 1fr)); }
.grid--4 { grid-template-columns: repeat(auto-fit, minmax(min(14rem, 100%), 1fr)); }

/* ---------------------------------------------------------------- 5 botones */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: .55rem;
    padding: .8rem 1.5rem;
    border: 1.5px solid transparent;
    border-radius: 999px;
    font-family: var(--f-body);
    font-size: .95rem;
    font-weight: 600;
    letter-spacing: -.005em;
    line-height: 1.25;
    text-align: center;
    cursor: pointer;
    transition: transform .18s var(--ease), background-color .18s, border-color .18s, box-shadow .18s, color .18s;
}
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }
.btn svg { width: 1.05em; height: 1.05em; flex: none; }

/* Principal: degradado naranja-rojo del aro del logo, texto azul-negro (>5:1) */
.btn--primary { background: var(--grad-brand); color: var(--navy-deep); box-shadow: 0 6px 22px rgba(255, 90, 20, .35); }
.btn--primary:hover { background: linear-gradient(100deg, var(--accent-soft) 0%, var(--accent) 100%); box-shadow: 0 10px 30px rgba(255, 110, 20, .5); }

.btn--dark { background: var(--navy); color: #fff; box-shadow: inset 0 0 0 1px rgba(106, 174, 255, .25); }
.btn--dark:hover { background: var(--navy-soft); }

.btn--ghost { border-color: var(--line-strong); color: var(--ink); background: transparent; }
.btn--ghost:hover { border-color: var(--navy); background: var(--paper-2); }

/* Sobre cualquier fondo oscuro (bandas, portada y pie) el fantasma va en claro */
.band--dark .btn--ghost, .hero .btn--ghost, .site-footer .btn--ghost {
    border-color: var(--line-dark);
    color: #fff;
}
.band--dark .btn--ghost:hover, .hero .btn--ghost:hover, .site-footer .btn--ghost:hover {
    border-color: rgba(255, 255, 255, .45);
    background: rgba(255, 255, 255, .08);
}
.hero .link-arrow { color: var(--accent); }

.btn--lg { padding: 1rem 1.9rem; font-size: 1.02rem; }
.btn--block { width: 100%; }

.btn-row { display: flex; flex-wrap: wrap; gap: .875rem; }

/* Enlace con flecha */
.link-arrow {
    display: inline-flex;
    align-items: center;
    gap: .45rem;
    /* Es un contenedor flex: sin esto el texto se parte renglon por palabra */
    white-space: nowrap;
    font-weight: 600;
    font-size: .95rem;
    color: var(--navy);
    border-bottom: 1.5px solid transparent;
    transition: border-color .18s, gap .18s var(--ease);
}
.link-arrow:hover { border-color: var(--accent); gap: .7rem; }
.link-arrow svg { width: 1.05em; height: 1.05em; flex: none; }
.band--dark .link-arrow { color: var(--accent); }

/* -------------------------------------------------------------- 6 cabecera */
.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(4, 6, 13, .96);
    backdrop-filter: blur(14px) saturate(160%);
    -webkit-backdrop-filter: blur(14px) saturate(160%);
    border-bottom: 1px solid var(--line-dark);
    transition: border-color .25s, box-shadow .25s;
}
/* Filete de color del logo bajo la cabecera */
.site-header::after {
    content: "";
    position: absolute;
    left: 0; right: 0; bottom: -1px;
    height: 2px;
    background: linear-gradient(90deg, var(--blue), var(--accent) 55%, var(--red));
    opacity: .85;
}
.site-header.is-stuck { box-shadow: 0 6px 28px rgba(0, 0, 0, .35); }

.nav {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    min-height: 5rem;
    padding-block: .6rem;
}

.brand { display: flex; align-items: center; gap: .7rem; margin-right: auto; flex: none; }
/* El emblema casi cuadrado (197x200): alto fijo y ancho libre, si no se deforma. */
.brand img { height: 3.6rem; width: auto; filter: drop-shadow(0 0 10px rgba(47, 139, 255, .35)); }
.brand-text {
    font-family: var(--f-display);
    font-weight: 700;
    font-size: 1.2rem;
    letter-spacing: -.02em;
    line-height: 1;
    color: #fff;
}
.brand-text span { color: var(--accent); }

.nav-links { display: flex; align-items: center; gap: .25rem; }
.nav-links a {
    position: relative;
    display: block;
    padding: .55rem .8rem;
    border-radius: var(--r-sm);
    font-size: .94rem;
    font-weight: 500;
    color: var(--on-dark-2);
    transition: color .18s, background-color .18s;
}
.nav-links a:hover { color: #fff; background: rgba(140, 170, 255, .12); }
.nav-links a[aria-current="page"] { color: #fff; font-weight: 600; }
.nav-links a[aria-current="page"]::after {
    content: "";
    position: absolute;
    left: .8rem; right: .8rem; bottom: .25rem;
    height: 2px;
    border-radius: 2px;
    background: var(--accent);
}

.nav-tail { display: flex; align-items: center; gap: .75rem; flex: none; }

/* Conmutador de idioma */
.lang-switch {
    display: inline-flex;
    align-items: center;
    gap: .35rem;
    padding: .42rem .7rem;
    border: 1.5px solid var(--line-dark);
    border-radius: 999px;
    font-family: var(--f-mono);
    font-size: .78rem;
    font-weight: 500;
    letter-spacing: .06em;
    color: var(--on-dark-2);
    transition: border-color .18s, color .18s, background-color .18s;
}
.lang-switch:hover { border-color: var(--blue-soft); color: #fff; background: rgba(140, 170, 255, .12); }
.lang-switch svg { width: .95rem; height: .95rem; }

.nav-toggle {
    display: none;
    width: 2.75rem; height: 2.75rem;
    align-items: center; justify-content: center;
    border: 1.5px solid var(--line-dark);
    border-radius: var(--r-sm);
    background: transparent;
    color: #fff;
    cursor: pointer;
}
.nav-toggle svg { width: 1.35rem; height: 1.35rem; }
.nav-toggle .ico-close { display: none; }
.nav-toggle[aria-expanded="true"] .ico-open { display: none; }
.nav-toggle[aria-expanded="true"] .ico-close { display: block; }

@media (max-width: 62rem) {
    .nav-toggle { display: inline-flex; }
    .nav-panel {
        position: fixed;
        inset: 5rem 0 auto 0;
        display: grid;
        gap: .25rem;
        padding: 1rem var(--gutter) 1.75rem;
        background: var(--navy-deep);
        border-bottom: 1px solid var(--line-dark);
        box-shadow: var(--shadow-lg);
        transform: translateY(-.75rem);
        opacity: 0;
        visibility: hidden;
        transition: opacity .2s, transform .2s var(--ease), visibility .2s;
        max-height: calc(100dvh - 5rem);
        overflow-y: auto;
    }
    .nav-panel.is-open { opacity: 1; transform: none; visibility: visible; }
    .nav-links { flex-direction: column; align-items: stretch; gap: 0; }
    .nav-links a { padding: .8rem .25rem; font-size: 1.05rem; border-radius: 0; border-bottom: 1px solid var(--line-dark); }
    .nav-links a[aria-current="page"]::after { display: none; }
    .nav-links a[aria-current="page"] { color: #fff; border-left: 3px solid var(--accent); padding-left: .75rem; }
    .nav-panel .nav-tail { margin-top: 1rem; justify-content: space-between; }
    .nav-panel .btn { flex: 1; }
}
@media (min-width: 62.0625rem) {
    .nav-panel { display: contents; }
}

/* ------------------------------------------------------------------ 7 hero */
.hero {
    position: relative;
    isolation: isolate;
    overflow: hidden;
    padding-block: clamp(3.5rem, 8vw, 6.5rem) clamp(3.5rem, 7vw, 5.5rem);
    color: var(--on-dark);
    background:
        radial-gradient(56rem 38rem at 80% 12%, rgba(47, 139, 255, .26), transparent 62%),
        radial-gradient(46rem 34rem at 2% 105%, rgba(255, 74, 28, .20), transparent 60%),
        linear-gradient(158deg, var(--navy-deep) 0%, #070c1a 52%, var(--navy-mid) 100%);
}
/* Retícula tenue de fondo: sugiere un rack sin caer en la estética "hacker" */
.hero::before {
    content: "";
    position: absolute;
    inset: 0;
    z-index: -1;
    background-image:
        linear-gradient(rgba(106, 174, 255, .08) 1px, transparent 1px),
        linear-gradient(90deg, rgba(106, 174, 255, .08) 1px, transparent 1px);
    background-size: 4.5rem 4.5rem;
    mask-image: radial-gradient(75% 65% at 50% 30%, #000 20%, transparent 85%);
    -webkit-mask-image: radial-gradient(75% 65% at 50% 30%, #000 20%, transparent 85%);
}

.hero-grid {
    display: grid;
    gap: clamp(2.5rem, 5vw, 4rem);
    align-items: center;
    grid-template-columns: repeat(auto-fit, minmax(min(27rem, 100%), 1fr));
}
.hero-grid > * { min-width: 0; }

.hero .kicker { color: var(--accent); }
.hero .kicker::before { background: var(--accent); }

.hero h1 { color: #fff; margin-bottom: 1.4rem; }
.hero h1 em {
    font-style: normal;
    display: block;
    color: var(--accent);   /* respaldo si no hay background-clip */
    background: var(--grad-brand);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}
.hero-lead {
    font-size: clamp(1.05rem, 1.6vw, 1.19rem);
    color: var(--on-dark-2);
    line-height: 1.65;
    max-width: 40ch;
    margin-bottom: 2rem;
}
.hero-lead strong { color: #fff; font-weight: 650; }

.hero-note {
    display: flex;
    align-items: flex-start;   /* si el texto ocupa dos renglones, el punto queda en el primero */
    gap: .55rem;
    margin-top: 1.75rem;
    font-size: .875rem;
    color: var(--on-dark-3);
}
.dot-live {
    width: .5rem; height: .5rem;
    margin-top: .55em;
    border-radius: 50%;
    background: #46d17f;
    box-shadow: 0 0 0 0 rgba(70, 209, 127, .55);
    animation: pulse 2.6s infinite;
    flex: none;
}
@keyframes pulse {
    70%  { box-shadow: 0 0 0 .55rem rgba(70, 209, 127, 0); }
    100% { box-shadow: 0 0 0 0 rgba(70, 209, 127, 0); }
}

/* El emblema como pieza de la portada: es la marca, tiene que lucirse.
   El resplandor sale del azul y el naranja del propio logo. */
.hero-mark {
    position: relative;
    display: grid;
    place-items: center;
    margin-bottom: clamp(2.25rem, 4.5vw, 3.25rem);
}
.hero-mark::before {
    content: "";
    position: absolute;
    width: min(36rem, 130%);
    aspect-ratio: 1;
    border-radius: 50%;
    background:
        radial-gradient(circle at 70% 30%, rgba(47, 139, 255, .42) 0%, transparent 55%),
        radial-gradient(circle at 25% 75%, rgba(255, 90, 20, .34) 0%, transparent 55%);
    filter: blur(28px);
    z-index: 0;
}
.hero-mark img {
    position: relative;
    z-index: 1;
    width: min(27rem, 86%);
    height: auto;
    filter: drop-shadow(0 1.5rem 3rem rgba(0, 0, 0, .6));
}
@media (min-width: 62.0625rem) {
    /* En escritorio el emblema tiene columna propia y puede ir a fondo */
    .hero-mark img { width: min(28rem, 100%); }
}

/* Terminal decorativa: dice lo que somos, no simula datos falsos */
.term {
    border: 1px solid var(--line-dark);
    border-radius: var(--r-lg);
    background: rgba(4, 7, 16, .78);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
}
.term-bar {
    display: flex;
    align-items: center;
    gap: .45rem;
    padding: .7rem .9rem;
    background: rgba(255, 255, 255, .05);
    border-bottom: 1px solid var(--line-dark);
}
.term-bar i { width: .68rem; height: .68rem; border-radius: 50%; background: rgba(255, 255, 255, .2); flex: none; }
.term-bar i:first-child { background: #ff5f57; }
.term-bar i:nth-child(2) { background: #febc2e; }
.term-bar i:nth-child(3) { background: #28c840; }
.term-title {
    margin-left: .5rem;
    font-family: var(--f-mono);
    font-size: .74rem;
    color: var(--on-dark-3);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.term-body {
    padding: 1.15rem 1.15rem 1.35rem;
    font-family: var(--f-mono);
    font-size: .83rem;
    line-height: 1.85;
    overflow-x: auto;
}
.term-body p { max-width: none; }
.term-cmd { color: #fff; white-space: nowrap; }
.term-cmd::before { content: "$ "; color: var(--accent); }
.term-out { color: var(--on-dark-2); padding-left: 1.1rem; }
.term-out--li::before { content: "- "; color: var(--accent-mark); }
.term-gap { height: .7rem; }
.term-caret {
    display: inline-block;
    width: .55ch; height: 1.05em;
    vertical-align: text-bottom;
    background: var(--accent);
    animation: caret 1.1s steps(2, start) infinite;
}
@keyframes caret { 50% { opacity: 0; } }

/* ------------------------------------------------------------ 8 componentes */

/* Cifras */
.stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(11rem, 100%), 1fr));
    gap: clamp(1.25rem, 3vw, 2rem);
    padding-block: clamp(2rem, 4vw, 2.75rem);
    border-top: 1px solid var(--line-dark);
    margin-top: clamp(3rem, 6vw, 4.5rem);
}
.stat > b {
    display: block;
    font-family: var(--f-display);
    font-size: clamp(2rem, 3.6vw, 2.7rem);
    font-weight: 700;
    line-height: 1;
    letter-spacing: -.03em;
    color: var(--accent);
}
.stat > span {
    display: block;
    margin-top: .5rem;
    font-size: .875rem;
    color: var(--on-dark-3);
    line-height: 1.4;
}

/* Tarjeta base */
.card {
    display: flex;
    flex-direction: column;
    background: var(--paper);
    border: 1px solid var(--line);
    border-radius: var(--r-lg);
    padding: clamp(1.5rem, 2.6vw, 2rem);
    transition: transform .25s var(--ease), box-shadow .25s, border-color .25s;
}
.card--hover:hover { transform: translateY(-4px); border-color: var(--blue); box-shadow: var(--shadow), 0 0 0 1px var(--blue); }
.band--soft .card { background: var(--paper); }

/* Tarjeta de servicio */
.svc-icon {
    display: grid;
    place-items: center;
    width: 3.25rem; height: 3.25rem;
    border-radius: var(--r);
    background: linear-gradient(150deg, var(--navy) 0%, var(--navy-soft) 100%);
    color: var(--accent);
    margin-bottom: 1.35rem;
    flex: none;
}
.svc-icon svg { width: 1.5rem; height: 1.5rem; }
.card h3 { margin-bottom: .75rem; }
.card p { color: var(--ink-2); font-size: .98rem; }

.ticks { margin-top: 1.5rem; display: grid; gap: .6rem; }
.ticks li {
    position: relative;
    padding-left: 1.65rem;
    font-size: .93rem;
    color: var(--ink-2);
    line-height: 1.5;
}
.ticks li::before {
    content: "";
    position: absolute;
    left: 0; top: .45em;
    width: .7rem; height: .38rem;
    border-left: 2px solid var(--accent-mark);
    border-bottom: 2px solid var(--accent-mark);
    transform: rotate(-45deg);
}
.band--dark .ticks li::before { border-color: var(--accent); }

/* Pasos del metodo */
.steps { counter-reset: paso; display: grid; gap: clamp(1.25rem, 2.5vw, 1.75rem); grid-template-columns: repeat(auto-fit, minmax(min(15rem, 100%), 1fr)); }
.step { position: relative; padding-top: 2.75rem; min-width: 0; }
.step::before {
    counter-increment: paso;
    content: "0" counter(paso);
    position: absolute;
    top: 0; left: 0;
    font-family: var(--f-mono);
    font-size: .8rem;
    font-weight: 500;
    letter-spacing: .1em;
    color: var(--accent);
}
.step::after {
    content: "";
    position: absolute;
    top: 1.6rem; left: 0; right: 0;
    height: 1px;
    background: linear-gradient(90deg, var(--accent) 0 2.2rem, var(--line-dark) 2.2rem);
}
.step h3 { font-size: 1.15rem; margin-bottom: .6rem; }
.step p { font-size: .94rem; }

/* Bloques de "por que" */
.reason { display: flex; gap: 1.1rem; align-items: flex-start; }
.reason-mark {
    flex: none;
    width: .55rem;
    align-self: stretch;
    min-height: 3rem;
    border-radius: 999px;
    background: linear-gradient(180deg, var(--accent), rgba(255, 138, 31, .1));
}
.reason h3 { font-size: 1.12rem; margin-bottom: .5rem; }
.reason p { font-size: .96rem; }

/* Trabajos */
.filters { display: flex; flex-wrap: wrap; gap: .5rem; margin-bottom: 2.25rem; }
.filter {
    padding: .5rem 1.05rem;
    border: 1.5px solid var(--line-dark);
    border-radius: 999px;
    background: transparent;
    font-size: .88rem;
    font-weight: 500;
    color: var(--ink-2);
    cursor: pointer;
    transition: all .18s;
}
.filter:hover { border-color: var(--line-strong); color: var(--ink); }
.filter[aria-pressed="true"] { background: var(--navy); border-color: var(--navy); color: #fff; }

.work { overflow: hidden; padding: 0; }
.work-shot {
    position: relative;
    aspect-ratio: 16 / 10;
    background: var(--paper-3);
    overflow: hidden;
    border-bottom: 1px solid var(--line);
}
.work-shot img {
    width: 100%; height: 100%;
    object-fit: cover;
    object-position: top center;
    transition: transform .5s var(--ease);
}
.work--hover:hover .work-shot img { transform: scale(1.04); }
.work-body { padding: 1.35rem 1.4rem 1.5rem; display: flex; flex-direction: column; flex: 1; }
.work-meta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: .35rem .55rem;
    margin-bottom: .6rem;
    font-family: var(--f-mono);
    font-size: .7rem;
    letter-spacing: .09em;
    text-transform: uppercase;
    color: var(--ink-3);
}
.work-meta .sep { color: var(--line-strong); }
.work h3 { font-size: 1.1rem; margin-bottom: .55rem; }
.work p { font-size: .92rem; color: var(--ink-2); }
.work .link-arrow { margin-top: 1.1rem; align-self: flex-start; font-size: .88rem; }
.work.is-hidden { display: none; }

.badge-live {
    display: inline-flex;
    align-items: center;
    gap: .35rem;
    padding: .2rem .55rem;
    border-radius: 999px;
    background: rgba(70, 209, 127, .13);
    color: #1c7a48;
    font-family: var(--f-mono);
    font-size: .66rem;
    letter-spacing: .06em;
    text-transform: uppercase;
    white-space: nowrap;      /* "EN PRODUCCION" no debe partirse en dos renglones */
}
.badge-live::before { content: ""; width: .38rem; height: .38rem; border-radius: 50%; background: #23a35e; }

/* Manifiesto de herramientas */
.stack-group + .stack-group { margin-top: 2rem; padding-top: 2rem; border-top: 1px solid var(--line-dark); }
.stack-group h3 {
    font-family: var(--f-mono);
    font-size: .76rem;
    font-weight: 500;
    letter-spacing: .13em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 1rem;
}
.stack-list { display: flex; flex-wrap: wrap; gap: .5rem .55rem; }
.stack-list li {
    padding: .4rem .85rem;
    border: 1px solid var(--line-dark);
    border-radius: 999px;
    font-size: .875rem;
    color: var(--on-dark-2);
    background: rgba(255, 255, 255, .035);
    transition: border-color .2s, color .2s, background-color .2s;
}
.stack-list li:hover { border-color: rgba(255, 138, 31, .5); color: #fff; background: rgba(255, 138, 31, .09); }

/* Perfil */
.profile { display: grid; gap: clamp(2rem, 4vw, 3.25rem); grid-template-columns: repeat(auto-fit, minmax(min(20rem, 100%), 1fr)); align-items: start; }
.profile > * { min-width: 0; }
.portrait {
    position: relative;
    border-radius: var(--r-lg);
    overflow: hidden;
    background: var(--paper-3);
    box-shadow: var(--shadow);
    max-width: 24rem;
}
.portrait img { width: 100%; aspect-ratio: 23 / 25; object-fit: cover; object-position: center top; }
.profile-role {
    font-family: var(--f-mono);
    font-size: .78rem;
    letter-spacing: .09em;
    text-transform: uppercase;
    color: var(--accent-deep);
    margin-bottom: 1rem;
}
.band--dark .profile-role { color: var(--accent); }

.prose p + p { margin-top: 1.15rem; }
.prose p { font-size: 1.03rem; color: var(--ink-2); line-height: 1.72; max-width: 62ch; }
.band--dark .prose p { color: var(--on-dark-2); }

/* Logos academicos */
.logos {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: clamp(1.75rem, 4vw, 3.25rem);
    margin-top: 2rem;
}
.logos img {
    height: clamp(2.6rem, 5vw, 3.4rem);
    width: auto;
    object-fit: contain;
    filter: grayscale(1);
    opacity: .62;
    transition: filter .25s, opacity .25s;
}
.logos img:hover { filter: none; opacity: 1; }

/* Valores */
.values { display: grid; gap: 0; grid-template-columns: repeat(auto-fit, minmax(min(17rem, 100%), 1fr)); }
.value { padding: 1.6rem 0; border-top: 1px solid var(--line); }
.value:first-child { border-top: 0; }
@media (min-width: 44rem) {
    .value { padding: 1.75rem clamp(1.25rem, 2.5vw, 2rem); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
    .value:first-child { border-top: 1px solid var(--line); padding-left: 0; border-left: 0; }
}
.value h3 { font-size: 1.05rem; margin-bottom: .5rem; }
.value h3::before { content: "→ "; color: var(--accent-mark); }
.value p { font-size: .93rem; }

/* Llamado final */
.cta-panel {
    display: grid;
    gap: clamp(1.75rem, 4vw, 3rem);
    align-items: center;
    grid-template-columns: repeat(auto-fit, minmax(min(20rem, 100%), 1fr));
}
.cta-panel > * { min-width: 0; }
.cta-panel h2 { max-width: 18ch; }

/* Fichas de contacto */
.channels { display: grid; gap: .75rem; }
.channel {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.05rem 1.2rem;
    border: 1px solid var(--line);
    border-radius: var(--r);
    background: var(--paper);
    transition: border-color .2s, transform .2s var(--ease), box-shadow .2s;
}
.channel:hover { border-color: var(--navy); transform: translateX(3px); box-shadow: var(--shadow-sm); }
.channel-ico {
    display: grid; place-items: center;
    width: 2.6rem; height: 2.6rem;
    border-radius: .6rem;
    background: var(--paper-2);
    color: var(--navy);
    flex: none;
}
.channel-ico svg { width: 1.25rem; height: 1.25rem; }
.channel b { display: block; font-size: .95rem; font-weight: 600; color: var(--ink); }
.channel span { display: block; font-size: .875rem; color: var(--ink-3); overflow-wrap: anywhere; }

.fact { padding: 1.15rem 0; border-top: 1px solid var(--line); }
.fact b { display: block; font-size: .8rem; letter-spacing: .05em; text-transform: uppercase; color: var(--ink-3); margin-bottom: .4rem; font-family: var(--f-mono); font-weight: 500; }
.fact p { font-size: .95rem; color: var(--ink-2); }

/* ------------------------------------------------------------ 9 formulario */
.form-card {
    background: var(--paper);
    border: 1px solid var(--line);
    border-radius: var(--r-lg);
    padding: clamp(1.5rem, 3vw, 2.25rem);
    box-shadow: var(--shadow-sm);
}
.field { margin-bottom: 1.1rem; }
.field label {
    display: block;
    margin-bottom: .45rem;
    font-size: .875rem;
    font-weight: 600;
    color: var(--ink);
}
.field .req { color: var(--accent-deep); }
.field input, .field select, .field textarea {
    width: 100%;
    padding: .8rem 1rem;
    border: 1.5px solid var(--line-strong);
    border-radius: var(--r-sm);
    background: var(--paper);
    font-size: 1rem;
    transition: border-color .18s, box-shadow .18s;
}
.field textarea { resize: vertical; min-height: 8rem; }
.field select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%234a505d' stroke-width='2.5' stroke-linecap='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right .9rem center;
    background-size: 1.1rem;
    padding-right: 2.6rem;
}
.field input:focus, .field select:focus, .field textarea:focus {
    outline: none;
    border-color: var(--blue);
    box-shadow: 0 0 0 3px rgba(47, 139, 255, .30);
}
.field input::placeholder, .field textarea::placeholder { color: var(--ink-3); opacity: .8; }

.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

.form-note { margin-top: 1rem; font-size: .82rem; color: var(--ink-3); }

.alert {
    padding: .9rem 1.1rem;
    border-radius: var(--r-sm);
    border: 1px solid;
    font-size: .93rem;
    margin-bottom: 1.35rem;
}
.alert--error { background: #fdf2f2; border-color: #f3c9c9; color: #93231f; }
.alert--warn  { background: #fff9e8; border-color: #f2ddaa; color: #7a5a06; }

/* ------------------------------------------------------------------ 10 pie */
.site-footer {
    position: relative;
    background: var(--navy-deep);
    color: var(--on-dark-2);
    padding-block: clamp(3rem, 6vw, 4.5rem) 2rem;
}
.site-footer::before {
    content: "";
    position: absolute;
    left: 0; right: 0; top: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--blue), var(--accent) 55%, var(--red));
    opacity: .85;
}
::selection { background: var(--accent); color: var(--navy-deep); }
.footer-grid {
    display: grid;
    gap: clamp(2rem, 4vw, 3rem);
    grid-template-columns: repeat(auto-fit, minmax(min(13rem, 100%), 1fr));
}
.footer-grid > * { min-width: 0; }
.footer-brand { grid-column: span 2; min-width: min(22rem, 100%); }
@media (max-width: 44rem) { .footer-brand { grid-column: auto; } }
.footer-brand .brand-text { color: #fff; }
.footer-brand p { font-size: .92rem; color: var(--on-dark-3); margin-top: 1rem; max-width: 34ch; }
.site-footer h4 {
    color: #fff;
    font-family: var(--f-mono);
    font-size: .74rem;
    font-weight: 500;
    letter-spacing: .13em;
    text-transform: uppercase;
    margin-bottom: 1.05rem;
}
.footer-nav { display: grid; gap: .6rem; }
.footer-nav a { font-size: .92rem; color: var(--on-dark-2); transition: color .18s; }
.footer-nav a:hover { color: var(--accent); }
.footer-bottom {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: .75rem 2rem;
    margin-top: clamp(2.5rem, 5vw, 3.5rem);
    padding-top: 1.75rem;
    border-top: 1px solid var(--line-dark);
    font-size: .82rem;
    color: var(--on-dark-3);
}
.footer-bottom a:hover { color: var(--accent); }

/* --------------------------------------------------------------- 11 widget */
.wa {
    position: fixed;
    right: clamp(1rem, 3vw, 1.75rem);
    bottom: clamp(1rem, 3vw, 1.75rem);
    z-index: 90;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: .7rem;
}
.wa-menu {
    display: grid;
    gap: .5rem;
    padding: .85rem;
    width: min(17rem, calc(100vw - 2.5rem));
    background: var(--paper);
    border: 1px solid var(--line);
    border-radius: var(--r);
    box-shadow: var(--shadow-lg);
    transform: translateY(.5rem) scale(.97);
    transform-origin: bottom right;
    opacity: 0;
    visibility: hidden;
    transition: opacity .2s, transform .2s var(--ease), visibility .2s;
}
.wa-menu.is-open { opacity: 1; transform: none; visibility: visible; }
.wa-menu > b { font-size: .78rem; color: var(--ink-3); font-weight: 600; padding: .1rem .2rem .3rem; }
.wa-item {
    display: flex;
    align-items: center;
    gap: .7rem;
    padding: .65rem .75rem;
    border-radius: var(--r-sm);
    transition: background-color .18s;
}
.wa-item:hover { background: var(--paper-2); }
.wa-item svg { width: 1.35rem; height: 1.35rem; color: #25d366; flex: none; }
.wa-item b { display: block; font-size: .88rem; font-weight: 600; }
.wa-item span { display: block; font-size: .76rem; color: var(--ink-3); }
.wa-btn {
    display: grid;
    place-items: center;
    width: 3.5rem; height: 3.5rem;
    border: 0;
    border-radius: 50%;
    background: #25d366;
    color: #fff;
    cursor: pointer;
    box-shadow: 0 6px 22px rgba(37, 211, 102, .42);
    transition: transform .2s var(--ease), box-shadow .2s;
}
.wa-btn:hover { transform: scale(1.06); box-shadow: 0 10px 28px rgba(37, 211, 102, .5); }
.wa-btn svg { width: 1.75rem; height: 1.75rem; }

/* --------------------------------------- 12 utilidades y accesibilidad */
.skip {
    position: absolute;
    left: .75rem; top: -4rem;
    z-index: 200;
    padding: .7rem 1.1rem;
    background: var(--navy);
    color: #fff;
    border-radius: 0 0 var(--r-sm) var(--r-sm);
    font-size: .9rem;
    font-weight: 600;
    transition: top .18s;
}
.skip:focus { top: 0; }

:focus-visible {
    outline: 3px solid var(--accent);
    outline-offset: 2px;
    border-radius: 3px;
}
.band--dark :focus-visible, .hero :focus-visible, .site-footer :focus-visible { outline-color: var(--accent-soft); }

.sr-only {
    position: absolute;
    width: 1px; height: 1px;
    padding: 0; margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Aparicion al hacer scroll. Sin JS el contenido queda visible igual. */
.reveal { opacity: 0; transform: translateY(1.25rem); }
.js .reveal { transition: opacity .6s var(--ease), transform .6s var(--ease); }
.reveal.is-in { opacity: 1; transform: none; }
.reveal:nth-child(2) { transition-delay: .08s; }
.reveal:nth-child(3) { transition-delay: .16s; }
.reveal:nth-child(4) { transition-delay: .24s; }
html:not(.js) .reveal { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    *, *::before, *::after {
        animation-duration: .01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: .01ms !important;
    }
    .reveal { opacity: 1; transform: none; }
}

@media print {
    .site-header, .wa, .hero::before, .btn, .filters { display: none !important; }
    body { color: #000; background: #fff; }
    .band--dark, .hero, .site-footer { background: #fff !important; color: #000 !important; }
    .band--dark h1, .band--dark h2, .band--dark h3, .hero h1 { color: #000 !important; }
    a[href^="http"]::after { content: " (" attr(href) ")"; font-size: .8em; color: #555; }
}

/* Captcha propio: una linea de estado, sin recuadro de terceros */
.captcha-estado {
    display: flex; align-items: center; gap: .6rem;
    margin: 0; padding: .7rem 1rem;
    border: 1.5px solid var(--line-strong); border-radius: var(--r-sm);
    font-size: .92rem; color: var(--ink-2); background: var(--paper-2);
}
.captcha-estado::before {
    content: ""; flex: none; width: .95rem; height: .95rem; border-radius: 50%;
    border: 2px solid var(--blue); border-right-color: transparent;
    animation: captcha-giro .8s linear infinite;
}
.captcha-ok .captcha-estado { color: #1c7a48; border-color: rgba(35, 163, 94, .45); background: rgba(70, 209, 127, .10); }
.captcha-ok .captcha-estado::before { animation: none; border: 0; width: .55rem; height: .55rem; background: #23a35e; }
@keyframes captcha-giro { to { transform: rotate(360deg); } }
@media (prefers-reduced-motion: reduce) { .captcha-estado::before { animation-duration: 3s; } }