:root {
    --motion-ease-out: cubic-bezier(0.22, 1, 0.36, 1);
    --motion-fast: 220ms;
    --motion-normal: 520ms;
    --motion-slow: 720ms;
    --motion-rise: 14px;
}

/*
 * Keep the lower-right generation mark outside the visible media frame.
 * `scale` composes with the existing hover transform on project cards.
 */
.video-corner-crop {
    scale: 1.16;
    transform-origin: top left;
}

.dual-hero {
    --split: 50%;
    --portrait-width: clamp(17.5rem, 25vw, 23rem);
    width: min(100%, 1280px);
    min-height: min(54rem, 100svh);
    margin-inline: auto;
    padding: clamp(7.5rem, 12vh, 9.5rem) clamp(2.5rem, 6.25vw, 5rem) 2rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
    background: #fff;
    overflow: hidden;
}

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

.dual-hero__grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr) var(--portrait-width) minmax(0, 1fr);
    align-items: center;
    gap: clamp(1.5rem, 4vw, 4.5rem);
}

.dual-role {
    appearance: none;
    width: 100%;
    padding: 1rem 0;
    border: 0;
    border-radius: 0;
    background: transparent;
    color: #191c1d;
    text-align: left;
    cursor: pointer;
    opacity: 1;
    transform: translateY(0) scale(1);
    transition:
        opacity var(--motion-normal) var(--motion-ease-out),
        transform var(--motion-normal) var(--motion-ease-out),
        color var(--motion-fast) ease;
}

.dual-role--systems {
    text-align: right;
}

.dual-role__label {
    display: block;
    font-family: "EB Garamond", serif;
    font-size: clamp(2rem, 3.25vw, 3.75rem);
    font-weight: 500;
    line-height: 0.95;
    letter-spacing: -0.035em;
}

.dual-role--systems .dual-role__label {
    font-family: "Hanken Grotesk", sans-serif;
    font-size: clamp(1.55rem, 2.45vw, 2.75rem);
    font-weight: 500;
    line-height: 0.94;
    letter-spacing: -0.055em;
}

.dual-role__description {
    display: block;
    max-width: 24rem;
    margin-top: 1.25rem;
    font-family: "Hanken Grotesk", sans-serif;
    font-size: clamp(0.86rem, 1.15vw, 1rem);
    font-weight: 400;
    line-height: 1.62;
    letter-spacing: -0.01em;
    color: #45464c;
}

.dual-role--systems .dual-role__description {
    margin-left: auto;
}

.dual-role:hover .dual-role__label {
    font-style: italic;
}

.dual-role--systems:hover .dual-role__label {
    font-style: normal;
}

.dual-role:focus-visible {
    outline: 2px solid #191c1d;
    outline-offset: 0.5rem;
}

.dual-hero[data-emphasis="creative"] .dual-role--creative,
.dual-hero[data-emphasis="systems"] .dual-role--systems {
    opacity: 1;
    transform: translateY(-0.5rem) scale(1.01);
}

.dual-hero[data-emphasis="creative"] .dual-role--systems,
.dual-hero[data-emphasis="systems"] .dual-role--creative {
    opacity: 0.62;
}

.dual-portrait {
    position: relative;
    width: 100%;
    aspect-ratio: 878 / 1536;
    overflow: hidden;
    isolation: isolate;
    background: #fff;
    contain: layout paint;
}

.dual-portrait__layer {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    transform: translateZ(0);
    transform-origin: 50% 50%;
}

.dual-portrait__layer img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: 50% 50%;
    transform: none;
    transform-origin: 50% 50%;
    user-select: none;
    -webkit-user-drag: none;
}

.dual-portrait__illustration {
    z-index: 2;
    clip-path: inset(0 calc(100% - var(--split)) 0 0);
    will-change: clip-path;
}

.dual-portrait__divider {
    position: absolute;
    z-index: 3;
    top: 0;
    bottom: 0;
    left: var(--split);
    width: 1px;
    background: linear-gradient(
        to bottom,
        rgba(25, 28, 29, 0.08),
        rgba(25, 28, 29, 0.48) 22%,
        rgba(25, 28, 29, 0.38) 78%,
        rgba(25, 28, 29, 0.08)
    );
    transform: translateX(-0.5px);
    pointer-events: none;
    will-change: left;
}

.dual-hero__footer {
    margin-top: clamp(2.5rem, 6vh, 4.5rem);
    padding-top: 1.5rem;
    border-top: 1px solid rgba(198, 198, 205, 0.42);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
}

.dual-hero__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.editorial-button {
    position: relative;
    min-height: 3rem;
    padding: 0.875rem 1.5rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 1px solid #191c1d;
    font-family: "Hanken Grotesk", sans-serif;
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.13em;
    line-height: 1;
    text-transform: uppercase;
    transition:
        color var(--motion-fast) ease,
        background-color var(--motion-fast) ease,
        transform var(--motion-fast) var(--motion-ease-out);
}

.editorial-button--primary {
    background: #191c1d;
    color: #fff;
}

.editorial-button--secondary {
    background: transparent;
    color: #191c1d;
}

.editorial-button:hover {
    transform: translateY(-2px);
}

.editorial-button--primary:hover {
    background: #2e3132;
}

.editorial-button--secondary:hover {
    background: #edeeef;
}

.editorial-button:focus-visible {
    outline: 2px solid #191c1d;
    outline-offset: 3px;
}

.dual-hero__availability {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 0.65rem;
    color: #555f6d;
    font-family: "Hanken Grotesk", sans-serif;
    font-size: 0.7rem;
    font-weight: 500;
    letter-spacing: 0.08em;
    line-height: 1.4;
}

.dual-hero__status-dot {
    width: 0.45rem;
    height: 0.45rem;
    flex: 0 0 auto;
    border-radius: 999px;
    background: #22c55e;
}

/* Shared, one-shot motion language for the rest of the portfolio. */
.reveal-on-scroll {
    opacity: 0;
    transform: translateY(var(--motion-rise));
    transition:
        opacity var(--motion-normal) ease,
        transform var(--motion-normal) var(--motion-ease-out);
}

.reveal-on-scroll.active {
    opacity: 1;
    transform: translateY(0);
}

.project-media {
    clip-path: inset(0 0 100% 0);
    transition: clip-path var(--motion-slow) var(--motion-ease-out);
}

.project-card.active .project-media {
    clip-path: inset(0 0 0 0);
}

.project-meta,
.project-title {
    opacity: 0;
    transform: translateY(var(--motion-rise));
    transition:
        opacity var(--motion-normal) ease,
        transform var(--motion-normal) var(--motion-ease-out);
}

.project-title {
    transition-duration: var(--motion-normal) !important;
    transition-property: opacity, transform !important;
    transition-timing-function: ease, var(--motion-ease-out) !important;
}

.project-card.active .project-meta {
    opacity: 1;
    transform: translateY(0);
    transition-delay: 100ms;
}

.project-card.active .project-title {
    opacity: 1;
    transform: translateY(0);
    transition-delay: 160ms;
}

.project-card a {
    text-underline-offset: 0.28em;
    text-decoration-thickness: 1px;
}

.project-card a:hover {
    text-decoration-line: underline;
}

.motion-ok body > nav {
    animation: hero-header-in 440ms var(--motion-ease-out) 80ms backwards;
}

.motion-ok .dual-portrait__photo {
    animation: hero-photo-in 460ms ease 150ms backwards;
}

.motion-ok .dual-portrait__illustration {
    animation: hero-illustration-wipe 620ms var(--motion-ease-out) 280ms backwards;
}

.motion-ok .dual-portrait__divider {
    animation: hero-divider-in 420ms var(--motion-ease-out) 560ms backwards;
}

.motion-ok .dual-role {
    animation: hero-copy-in 480ms var(--motion-ease-out) 620ms backwards;
}

.motion-ok .dual-role--systems {
    animation-delay: 690ms;
}

.motion-ok .dual-hero__footer {
    animation: hero-footer-in 460ms var(--motion-ease-out) 790ms backwards;
}

@keyframes hero-header-in {
    from { opacity: 0; transform: translateY(-0.5rem); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes hero-photo-in {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes hero-illustration-wipe {
    from { clip-path: inset(0 100% 0 0); }
    to { clip-path: inset(0 50% 0 0); }
}

@keyframes hero-divider-in {
    from { opacity: 0; transform: translateX(-0.5px) scaleY(0.75); }
    to { opacity: 1; transform: translateX(-0.5px) scaleY(1); }
}

@keyframes hero-copy-in {
    from { opacity: 0; transform: translateY(0.75rem); }
}

@keyframes hero-footer-in {
    from { opacity: 0; transform: translateY(0.5rem); }
    to { opacity: 1; transform: translateY(0); }
}

@media (max-width: 980px) and (min-width: 769px) {
    .dual-hero {
        --portrait-width: clamp(15.5rem, 31vw, 18.5rem);
        padding-inline: 2.5rem;
    }

    .dual-hero__grid {
        gap: 1.25rem;
    }

    .dual-role__label {
        font-size: clamp(1.8rem, 3.8vw, 2.6rem);
    }

    .dual-role--systems .dual-role__label {
        font-size: clamp(1.35rem, 2.9vw, 2rem);
    }

    .dual-role__description {
        font-size: 0.82rem;
    }
}

@media (max-width: 768px) {
    .dual-hero {
        --portrait-width: clamp(7.5rem, 32vw, 10.5rem);
        min-height: 0;
        padding: 2.5rem 1.5rem 2rem;
        overflow: hidden;
    }

    .dual-hero__grid {
        grid-template-columns: minmax(0, 1fr) var(--portrait-width) minmax(0, 1fr);
        column-gap: clamp(0.45rem, 2.25vw, 0.75rem);
        align-items: center;
    }

    .dual-role {
        padding: 0.25rem 0;
        text-align: left;
        touch-action: manipulation;
    }

    .dual-role--creative {
        grid-column: 1;
        grid-row: 1;
    }

    .dual-portrait {
        grid-column: 2;
        grid-row: 1;
        width: var(--portrait-width);
        margin-inline: 0;
        align-self: center;
        touch-action: pan-y;
    }

    .dual-role--systems {
        grid-column: 3;
        grid-row: 1;
        text-align: right;
    }

    .dual-role__label,
    .dual-role--systems .dual-role__label {
        font-size: clamp(1.25rem, 5.4vw, 1.75rem);
        line-height: 1;
    }

    .dual-role--systems .dual-role__label {
        font-size: clamp(1.05rem, 4.4vw, 1.45rem);
    }

    .dual-role__description,
    .dual-role--systems .dual-role__description {
        max-width: none;
        margin: 0.4rem 0 0;
        font-size: clamp(0.67rem, 2.8vw, 0.8rem);
        line-height: 1.4;
    }

    .dual-hero__footer {
        margin-top: 2rem;
        padding-top: 1.25rem;
        align-items: stretch;
        flex-direction: column;
    }

    .dual-hero__actions {
        display: grid;
        grid-template-columns: minmax(0, 1fr);
    }

    .editorial-button {
        width: 100%;
    }

    .dual-hero__availability {
        justify-content: flex-start;
    }
}

@media (max-width: 370px) {
    .dual-hero {
        --portrait-width: 7.2rem;
        padding-inline: 1rem;
    }

    .dual-hero__grid {
        column-gap: 0.35rem;
    }
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        scroll-behavior: auto !important;
    }

    .motion-ok body > nav,
    .motion-ok .dual-portrait__photo,
    .motion-ok .dual-portrait__illustration,
    .motion-ok .dual-portrait__divider,
    .motion-ok .dual-role,
    .motion-ok .dual-hero__footer {
        animation: none !important;
    }

    .dual-role,
    .dual-portrait__illustration,
    .dual-portrait__divider,
    .editorial-button,
    .reveal-on-scroll,
    .reveal-on-scroll.active,
    .project-media,
    .project-meta,
    .project-title {
        transition: none !important;
    }

    .reveal-on-scroll,
    .reveal-on-scroll.active,
    .project-meta,
    .project-title {
        opacity: 1;
        transform: none;
    }

    .project-media {
        clip-path: none;
    }
}