#contenido-principal {
    position: relative;
    isolation: isolate;
}

#contenido-principal > section {
    position: relative;
}

#contenido-principal > section > .container {
    position: relative;
    z-index: 4;
}

.scroll-story {
    --story-x: 73%;
    --story-scale: 0.92;
    position: fixed;
    z-index: 3;
    top: 50%;
    left: var(--story-x);
    width: clamp(520px, 42vw, 650px);
    height: clamp(560px, 78vh, 1179px);
    pointer-events: none;
    opacity: 0.96;
    transform: translate(-50%, -50%) scale(var(--story-scale));
    transition: width 620ms var(--ease-out), height 620ms var(--ease-out), opacity 420ms ease;
    will-change: left, opacity, transform;
}

.scroll-story.is-story-hidden {
    opacity: 0 !important;
}

.scroll-story__halo {
    position: absolute;
    inset: 7%;
    border-radius: 50%;
    background: radial-gradient(circle, color-mix(in srgb, var(--color-primary) 28%, transparent), transparent 67%);
    filter: blur(42px);
}

.scroll-story__frame {
    position: absolute;
    inset: 0;
    overflow: hidden;
    border: 1px solid color-mix(in srgb, var(--color-primary) 48%, var(--color-border));
    border-radius: 32px;
    background:
        linear-gradient(145deg, color-mix(in srgb, var(--color-surface) 96%, transparent), color-mix(in srgb, var(--color-background-secondary) 91%, transparent));
    box-shadow:
        0 30px 80px color-mix(in srgb, var(--brand-navy) 20%, transparent),
        0 0 0 1px color-mix(in srgb, var(--color-primary) 8%, transparent),
        inset 0 0 90px color-mix(in srgb, var(--color-primary) 8%, transparent);
    backdrop-filter: blur(18px) saturate(130%);
}

.scroll-story__frame::before,
.scroll-story__frame::after {
    position: absolute;
    z-index: 2;
    content: "";
    pointer-events: none;
}

.scroll-story__frame::before {
    inset: 0;
    background:
        linear-gradient(transparent 49%, color-mix(in srgb, var(--color-primary) 16%, transparent) 50%, transparent 51%),
        radial-gradient(circle at 50% 33%, color-mix(in srgb, var(--color-primary) 10%, transparent), transparent 46%);
    background-size: 100% 18px, 100% 100%;
    opacity: 0.3;
}

.scroll-story__frame::after {
    top: 0;
    right: 0;
    left: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--color-accent), transparent);
    box-shadow: 0 0 14px color-mix(in srgb, var(--color-accent) 62%, transparent);
}

.scroll-story__corner {
    position: absolute;
    z-index: 4;
    width: 30px;
    height: 30px;
    border-color: var(--color-primary);
    border-style: solid;
    opacity: 0.68;
}

.scroll-story__corner--one { top: 14px; left: 14px; border-width: 1px 0 0 1px; }
.scroll-story__corner--two { top: 14px; right: 14px; border-width: 1px 1px 0 0; }
.scroll-story__corner--three { right: 14px; bottom: 14px; border-width: 0 1px 1px 0; }
.scroll-story__corner--four { bottom: 14px; left: 14px; border-width: 0 0 1px 1px; }

.scroll-story__canvas {
    position: absolute;
    top: 44px;
    right: 18px;
    left: 18px;
    width: calc(100% - 36px);
    height: 50%;
    overflow: visible;
}

.story-grid path {
    fill: none;
    stroke: color-mix(in srgb, var(--color-border-strong) 42%, transparent);
    stroke-width: 0.8;
}

.story-orbit {
    fill: none;
    stroke: color-mix(in srgb, var(--color-primary) 36%, transparent);
    stroke-dasharray: 5 11;
    stroke-width: 1;
    transform-box: fill-box;
    transform-origin: center;
}

.story-orbit--inner {
    stroke: color-mix(in srgb, var(--color-accent) 36%, transparent);
    stroke-dasharray: 2 13;
}

.story-signal {
    fill: none;
    stroke: url(#storySignal);
    stroke-dasharray: 4 8;
    stroke-linecap: round;
    stroke-width: 2;
}

.story-scene {
    opacity: 0;
    transform-box: fill-box;
    transform-origin: center;
}

.scroll-story[data-stage="idea"] .story-scene--idea {
    opacity: 1;
}

.story-scene path,
.story-scene rect,
.story-scene circle {
    vector-effect: non-scaling-stroke;
}

.story-scene path,
.story-scene rect {
    fill: none;
    stroke: color-mix(in srgb, var(--color-primary) 78%, var(--color-text));
    stroke-linecap: round;
    stroke-linejoin: round;
    stroke-width: 2;
}

.story-scene [data-story-dot] {
    fill: var(--color-accent);
    stroke: color-mix(in srgb, var(--color-background) 76%, transparent);
    stroke-width: 3;
    filter: url(#storyGlow);
}

.story-core {
    fill: color-mix(in srgb, var(--color-accent) 28%, transparent);
    stroke: var(--color-accent);
    stroke-width: 2;
    filter: url(#storyGlow);
}

.story-measure,
.story-window-bar,
.story-machine {
    stroke: color-mix(in srgb, var(--color-text-muted) 70%, transparent) !important;
    stroke-dasharray: 5 7;
    stroke-width: 1.2 !important;
}

.story-detail {
    stroke: color-mix(in srgb, var(--color-text-muted) 58%, transparent) !important;
    stroke-dasharray: 3 6;
    stroke-width: 1.1 !important;
}

.story-filament {
    stroke: var(--color-accent) !important;
    stroke-dasharray: 4 5;
    stroke-width: 2.2 !important;
    filter: url(#storyGlow);
}

.story-chip {
    fill: color-mix(in srgb, var(--color-primary) 13%, transparent) !important;
    stroke: var(--color-accent) !important;
}

.story-layers [data-story-layer] {
    fill: color-mix(in srgb, var(--color-primary) 15%, transparent);
    stroke: var(--color-accent);
    filter: url(#storyGlow);
    transform-box: fill-box;
    transform-origin: center;
}

.story-board {
    fill: color-mix(in srgb, var(--color-primary) 6%, transparent) !important;
    stroke: color-mix(in srgb, var(--color-text-muted) 58%, transparent) !important;
}

.story-scene--solder [data-solder-trace] {
    stroke: var(--color-accent);
    stroke-width: 2.5;
    filter: url(#storyGlow);
}

.story-motion-path {
    opacity: 0;
}

.story-soldering-iron {
    filter: drop-shadow(0 5px 8px rgba(3, 11, 18, 0.38));
    transform-box: fill-box;
    transform-origin: center;
}

.story-soldering-iron path:first-child {
    fill: color-mix(in srgb, var(--color-text) 12%, var(--color-surface));
    stroke: var(--color-text-muted);
}

.story-soldering-iron path:nth-child(2) {
    fill: var(--color-text-secondary);
    stroke: var(--color-text);
}

.story-soldering-iron circle,
.story-sparks circle {
    fill: var(--color-accent);
    stroke: none;
    filter: url(#storyGlow);
}

.story-code-lines path {
    stroke-width: 4;
    transform-box: fill-box;
    transform-origin: left center;
}

.story-code-lines path:nth-child(even) {
    stroke: var(--color-accent);
}

.story-bracket,
.story-check,
.story-power {
    stroke: var(--color-accent) !important;
    stroke-width: 5 !important;
    filter: url(#storyGlow);
}

.scroll-story__terminal {
    position: absolute;
    z-index: 5;
    right: 28px;
    bottom: 24px;
    left: 28px;
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 8px;
    padding: 10px 12px;
    border: 1px solid color-mix(in srgb, var(--color-primary) 28%, transparent);
    border-radius: 10px;
    background: color-mix(in srgb, var(--color-background) 90%, transparent);
    color: var(--color-text-muted);
    font-family: var(--font-mono);
    font-size: clamp(0.48rem, 0.67vw, 0.61rem);
    line-height: 1.35;
}

.scroll-story__terminal span {
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.scroll-story__terminal span::before {
    margin-right: 6px;
    color: var(--color-primary);
    content: ">";
}

.scroll-story__detail {
    position: absolute;
    z-index: 5;
    top: 55%;
    right: 28px;
    left: 28px;
    color: var(--color-text);
}

.scroll-story__kicker {
    display: block;
    margin-bottom: 8px;
    color: var(--color-primary);
    font-family: var(--font-mono);
    font-size: clamp(0.58rem, 0.72vw, 0.7rem);
    font-weight: 750;
    letter-spacing: 0.14em;
}

.scroll-story__detail > strong {
    display: block;
    max-width: 510px;
    margin-bottom: 7px;
    color: var(--color-text);
    font-size: clamp(1.05rem, 1.5vw, 1.36rem);
    font-weight: 720;
    letter-spacing: -0.03em;
    line-height: 1.08;
}

.scroll-story__detail > p {
    max-width: 535px;
    margin: 0;
    color: var(--color-text-secondary);
    font-size: clamp(0.7rem, 0.82vw, 0.82rem);
    line-height: 1.45;
}

.scroll-story__metrics {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 8px;
    margin-top: 14px;
}

.scroll-story__metrics > span {
    display: grid;
    min-width: 0;
    padding: 9px 10px;
    border: 1px solid color-mix(in srgb, var(--color-border-strong) 62%, transparent);
    border-radius: 9px;
    background: color-mix(in srgb, var(--color-surface) 78%, transparent);
}

.scroll-story__metrics b {
    overflow: hidden;
    color: var(--color-primary);
    font-family: var(--font-mono);
    font-size: clamp(0.68rem, 0.92vw, 0.88rem);
    line-height: 1.15;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.scroll-story__metrics small {
    margin-top: 3px;
    overflow: hidden;
    color: var(--color-text-muted);
    font-size: clamp(0.54rem, 0.67vw, 0.64rem);
    line-height: 1.15;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.scroll-story__status {
    position: absolute;
    z-index: 5;
    top: 22px;
    left: 26px;
    display: flex;
    gap: 9px;
    align-items: center;
    color: var(--color-text-muted);
    font-family: var(--font-mono);
    font-size: clamp(0.52rem, 0.8vw, 0.68rem);
    letter-spacing: 0.12em;
}

.scroll-story__status span {
    color: var(--color-primary);
}

.scroll-story__status i {
    width: 30px;
    height: 1px;
    background: var(--color-border-strong);
}

.scroll-story__status strong {
    color: var(--color-text-secondary);
    font: inherit;
    font-weight: 700;
}

[data-story-stage] {
    isolation: isolate;
}

[data-story-stage]::before,
[data-story-stage]::after {
    position: absolute;
    z-index: 0;
    content: "";
    pointer-events: none;
}

[data-story-stage]::before {
    inset: 0;
    background:
        linear-gradient(color-mix(in srgb, var(--color-primary) 9%, transparent) 1px, transparent 1px),
        linear-gradient(90deg, color-mix(in srgb, var(--color-primary) 9%, transparent) 1px, transparent 1px);
    background-position: center;
    background-size: 64px 64px;
    mask-image: radial-gradient(circle at center, #000 0, transparent 67%);
    opacity: 0;
    transform: scale(0.94);
    transition: opacity 600ms ease, transform 900ms cubic-bezier(0.16, 1, 0.3, 1);
}

[data-story-stage]::after {
    top: 50%;
    right: 4%;
    left: 4%;
    height: 1px;
    background: linear-gradient(90deg, transparent, color-mix(in srgb, var(--color-primary) 42%, transparent), transparent);
    opacity: 0;
    transform: scaleX(0);
    transition: opacity 500ms ease, transform 900ms cubic-bezier(0.16, 1, 0.3, 1);
}

[data-story-stage].is-story-active::before {
    opacity: 0.68;
    transform: scale(1);
}

[data-story-stage].is-story-active::after {
    opacity: 0.7;
    transform: scaleX(1);
}

.scroll-word {
    display: inline-block;
    will-change: opacity, transform, filter;
}

.scroll-copy-active {
    will-change: opacity, transform, filter;
}

.story-finale {
    position: relative;
    display: flex;
    min-height: max(980px, 124svh);
    align-items: stretch;
    overflow: hidden;
    background:
        radial-gradient(circle at 50% 46%, color-mix(in srgb, var(--color-primary) 9%, transparent), transparent 35%),
        var(--color-background);
}

.story-finale__content {
    display: flex;
    align-self: stretch;
    align-items: flex-end;
    justify-content: center;
    padding-bottom: clamp(40px, 6vh, 72px);
}

.story-finale__completion {
    position: relative;
    z-index: 4;
    display: flex;
    gap: 14px;
    align-items: center;
    padding: 11px 16px;
    border: 1px solid color-mix(in srgb, var(--color-primary) 30%, var(--color-border));
    border-radius: 999px;
    background: color-mix(in srgb, var(--color-surface) 88%, transparent);
    color: var(--color-text-muted);
    box-shadow: var(--shadow-card);
    font-family: var(--font-mono);
    font-size: 0.66rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    backdrop-filter: blur(14px);
}

.story-finale__completion span:first-child {
    color: var(--color-primary);
    font-weight: 750;
}

.story-finale__completion i {
    width: 34px;
    height: 1px;
    background: var(--color-border-strong);
}

.story-focus-toggle {
    position: fixed;
    z-index: 1002;
    top: calc(var(--header-height) + 18px);
    right: 24px;
    bottom: auto;
    display: inline-flex;
    min-height: 48px;
    gap: 10px;
    align-items: center;
    justify-content: center;
    padding: 0 16px;
    border: 1px solid color-mix(in srgb, var(--color-primary) 42%, var(--color-border));
    border-radius: 14px;
    background: color-mix(in srgb, var(--color-surface) 94%, transparent);
    color: var(--color-text);
    box-shadow: 0 14px 38px color-mix(in srgb, var(--brand-navy) 18%, transparent);
    cursor: pointer;
    font-size: 0.78rem;
    font-weight: 720;
    backdrop-filter: blur(18px);
    transition: border-color var(--transition-fast), background-color var(--transition-fast), color var(--transition-fast), transform var(--transition-fast);
}

.story-focus-toggle:hover {
    border-color: var(--color-primary);
    background: var(--color-surface-hover);
    transform: translateY(-2px);
}

.story-focus-toggle svg {
    width: 19px;
    height: 19px;
    fill: none;
    stroke: var(--color-primary);
    stroke-linecap: round;
    stroke-linejoin: round;
    stroke-width: 1.7;
}

.story-focus-toggle kbd {
    display: none;
    min-width: 30px;
    padding: 3px 6px;
    border: 1px solid var(--color-border-strong);
    border-radius: 6px;
    background: var(--color-background-secondary);
    color: var(--color-text-muted);
    font-family: var(--font-mono);
    font-size: 0.58rem;
    font-weight: 700;
    line-height: 1;
}

[data-theme="dark"] .scroll-story__frame {
    background:
        linear-gradient(145deg, rgba(11, 27, 41, 0.97), rgba(3, 11, 18, 0.94));
    box-shadow:
        0 34px 90px rgba(0, 0, 0, 0.46),
        0 0 0 1px color-mix(in srgb, var(--color-primary) 11%, transparent),
        inset 0 0 90px color-mix(in srgb, var(--color-primary) 9%, transparent);
}

.scroll-story[data-stage="print"] .scroll-story__halo,
.scroll-story[data-stage="solder"] .scroll-story__halo {
    background: radial-gradient(circle, color-mix(in srgb, var(--color-accent) 34%, transparent), transparent 66%);
}

.scroll-story[data-stage="code"] .scroll-story__frame,
.scroll-story[data-stage="launch"] .scroll-story__frame {
    border-color: color-mix(in srgb, var(--color-accent) 58%, var(--color-border));
}

@media (min-width: 1180px) {
    #contenido-principal > [data-story-stage] {
        display: flex;
        min-height: max(980px, 112svh);
        align-items: center;
        padding-block: clamp(132px, 13vh, 190px);
    }

    #contenido-principal > .hero[data-story-stage] {
        min-height: max(900px, 100svh);
        padding-block: clamp(140px, 15vh, 180px) 80px;
    }

    #contenido-principal > :is(.print-lab, .process, .faq) > .container {
        width: min(46vw, 720px);
        margin-right: auto;
        margin-left: max(34px, 5vw);
    }

    #contenido-principal > :is(.services, .bridge, .showcase) > .container {
        width: min(46vw, 720px);
        margin-right: max(34px, 5vw);
        margin-left: auto;
    }

    .hero__grid {
        display: block;
        text-align: left;
    }

    .hero__content,
    .hero__content h1,
    .hero__lead {
        margin-right: 0;
        margin-left: 0;
    }

    .hero__content h1 {
        max-width: 680px;
        font-size: clamp(3.55rem, 5.25vw, 6.3rem);
        line-height: 0.9;
    }

    .hero__actions,
    .hero__capabilities {
        justify-content: flex-start;
    }

    .hero-studio,
    .hero__rail {
        display: none;
    }

    .section-heading--split {
        grid-template-columns: 1fr;
        gap: 18px;
    }

    .section-heading,
    .section-heading--split {
        margin-bottom: 42px;
    }

    .section-heading h2,
    .bridge h2,
    .contact h2 {
        font-size: clamp(2.4rem, 3.65vw, 4.2rem);
    }

    .services__grid,
    .showcase__grid,
    .process__steps,
    .faq__grid,
    .bridge__shell,
    .print-console {
        grid-template-columns: 1fr;
    }

    .service-card {
        min-height: 350px;
    }

    .print-console {
        min-height: 0;
    }

    .print-stage {
        min-height: 470px;
    }

    .print-monitor {
        padding: 30px;
    }

    .bridge__shell {
        min-height: 0;
    }

    .bridge__visual {
        min-height: 330px;
    }

    .bridge__content {
        padding: 42px;
    }

    .process__steps {
        gap: 30px;
    }

    .process-step {
        display: grid;
        grid-template-columns: 58px 1fr;
        gap: 20px;
        padding-bottom: 20px;
    }

    .process-step:not(:last-child)::before {
        top: 55px;
        right: auto;
        bottom: -24px;
        left: 25px;
        width: 1px;
        height: auto;
    }

    .project-card__visual {
        min-height: 225px;
    }

    .faq__intro {
        position: static;
    }

    #contenido-principal > .story-finale[data-story-stage] {
        min-height: max(1050px, 130svh);
        padding-block: 0;
    }
}

@media (max-width: 1179px) {
    .scroll-story {
        --story-x: 50% !important;
        --story-scale: 0.82 !important;
        z-index: 1;
        width: min(78vw, 620px);
        height: clamp(540px, 74vh, 680px);
        opacity: 0.2;
    }

    .scroll-story__frame {
        background: color-mix(in srgb, var(--color-surface) 72%, transparent);
        box-shadow: inset 0 0 80px color-mix(in srgb, var(--color-primary) 8%, transparent);
        backdrop-filter: blur(3px);
    }

    [data-theme="dark"] .scroll-story {
        opacity: 0.25;
    }
}

@media (max-width: 640px) {
    .scroll-story {
        width: 96vw;
        height: 540px;
        opacity: 0.16;
    }

    [data-theme="dark"] .scroll-story {
        opacity: 0.21;
    }

    .scroll-story__canvas {
        top: 34px;
        height: calc(100% - 64px);
    }

    .scroll-story__detail,
    .scroll-story__terminal {
        display: none;
    }

    .scroll-story__status {
        top: 20px;
        left: 22px;
    }

    [data-story-stage]::before {
        background-size: 42px 42px;
    }

    .story-finale__completion {
        gap: 8px;
        padding-inline: 12px;
        font-size: 0.56rem;
    }

    .story-finale__completion i {
        width: 18px;
    }

    .story-focus-toggle {
        top: calc(var(--header-height) + 12px);
        right: 14px;
        bottom: auto;
        min-height: 44px;
        padding-inline: 13px;
    }
}

@media (prefers-reduced-motion: reduce) {
    .scroll-story {
        position: absolute;
        top: 380px;
        opacity: 0.34;
    }

    .scroll-story__frame::after,
    [data-story-stage]::before,
    [data-story-stage]::after {
        transition: none;
    }
}

body.story-focus-mode {
    cursor: ns-resize;
}

body.story-focus-mode .site-header,
body.story-focus-mode .site-footer,
body.story-focus-mode .skip-link,
body.story-focus-mode #contenido-principal > section {
    visibility: hidden;
    opacity: 0 !important;
    pointer-events: none;
}

body.story-focus-mode .scroll-story {
    --story-x: 50% !important;
    --story-scale: 1.04 !important;
    z-index: 1001;
    position: fixed;
    top: 50%;
    width: clamp(560px, 46vw, 720px);
    height: clamp(620px, 84vh, 820px);
    visibility: visible !important;
    opacity: 1 !important;
}

body.story-focus-mode .story-focus-toggle {
    top: 24px;
    border-color: var(--color-primary);
    background: var(--button-primary-bg);
    color: var(--button-primary-text);
    cursor: pointer;
}

body.story-focus-mode .story-focus-toggle svg {
    stroke: currentColor;
}

body.story-focus-mode .story-focus-toggle kbd {
    display: inline-flex;
}

@media (max-width: 1179px) {
    body.story-focus-mode .scroll-story {
        --story-scale: 0.94 !important;
        width: 94vw;
        height: min(82vh, 700px);
    }

    body.story-focus-mode .scroll-story__canvas {
        top: 44px;
        height: 50%;
    }

    body.story-focus-mode .scroll-story__detail {
        display: block;
    }

    body.story-focus-mode .scroll-story__terminal {
        display: grid;
    }
}



/* The hero is independent of the alternating scroll-story columns. */
#contenido-principal > .hero.hero--centered > .container{width:min(1120px,calc(100% - 40px));max-width:1120px;margin-inline:auto;text-align:center}
#contenido-principal .hero--centered .hero__content,#contenido-principal .hero--centered h1{margin-inline:auto;max-width:900px}
#contenido-principal .hero--centered .hero__actions{justify-content:center}
#contenido-principal .hero--centered h1{font-family:VillaSerif,Georgia,serif;line-height:1.1;font-size:clamp(40px,5vw,76px)}
.story-scene{filter:drop-shadow(0 12px 10px rgba(0,0,0,.3))}
.story-scene--design{transform-origin:260px 260px}

.story-scene--idea > path:nth-of-type(2){fill:color-mix(in srgb,var(--color-primary) 18%,transparent)}
.story-scene--design > rect{fill:color-mix(in srgb,var(--color-surface) 90%,transparent)}
.story-scene--code > rect{fill:var(--color-surface);filter:drop-shadow(6px 10px 0 color-mix(in srgb,var(--color-primary) 12%,transparent))}
.story-scene--solder .story-board{filter:drop-shadow(7px 10px 0 color-mix(in srgb,var(--color-primary) 15%,transparent))}
@media(prefers-reduced-motion:reduce){.hero-brand-display::after{animation:none}}

/* Mobile: the scroll-story is available only in the dedicated viewer. */
@media (max-width:1179px){
    #mobile-animation-stage{display:none!important}
    body:not(.story-focus-mode) .scroll-story{display:none!important}
    body.story-focus-mode #contenido-principal > .scroll-story{
        display:block!important;position:fixed!important;top:50%!important;
        left:50%!important;transform:translate(-50%,-50%)!important;
        width:min(94vw,620px);height:min(80svh,700px);
        visibility:visible!important;opacity:1!important;z-index:1001;
    }
    body.story-focus-mode .scroll-story__frame{background:var(--color-surface);backdrop-filter:none}
    body.story-focus-mode .story-focus-toggle{top:max(12px,env(safe-area-inset-top));right:12px;z-index:1003}
}
@media(max-width:1179px) and (max-height:500px){
    body.story-focus-mode .scroll-story__detail,body.story-focus-mode .scroll-story__terminal{display:none}
    body.story-focus-mode .scroll-story__canvas{top:34px;height:calc(100% - 45px)}
}