/* Explain: Styles for UI components including buttons, cards, navigation, and specific elements. */
/* ---------- Wordmark ---------- */
.wordmark {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.45rem;
    line-height: 1;
    letter-spacing: -0.045em;
    color: var(--text-color);
}
.wordmark-dot {
    color: var(--accent-color);
}

/* ---------- Brand logo ---------- */
.brand-logo-link {
    display: inline-flex;
    align-items: center;
}
.brand-logo {
    display: block;
    height: 1.8rem;
    width: auto;
    object-fit: contain;
}
@media (min-width: 768px) {
    .brand-logo { height: 2.2rem; }
}
.brand-logo--footer {
    height: 2.1rem;
}
@media (min-width: 768px) {
    .brand-logo--footer { height: 2.4rem; }
}

/* ---------- Header nav ---------- */
.nav-link {
    position: relative;
    display: inline-block;
    font-family: var(--font-body);
    font-size: 0.74rem;
    font-weight: 500;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--text-color);
    transition: color 0.25s ease, transform 0.3s cubic-bezier(0.22, 1, 0.36, 1);
}
.nav-link::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: -4px;
    width: 0;
    height: 1px;
    background: var(--accent-color);
    transition: width 0.3s ease;
}
.nav-link:hover {
    color: var(--accent-color);
    transform: translateY(-2px);
}
.nav-link:hover::after {
    width: 100%;
}

.mobile-link {
    display: block;
    padding: 0.85rem 0;
    font-size: 1rem;
    font-weight: 500;
    color: var(--text-color);
    border-bottom: 1px solid var(--border-color);
}
.mobile-link:last-child {
    border-bottom: 0;
}

/* ---------- Small labels ---------- */
.section-label {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    font-family: var(--font-body);
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--text-muted);
}
.dot {
    display: inline-block;
    width: 6px;
    height: 6px;
    border-radius: 9999px;
    background: var(--accent-color);
}

/* ---------- Display type ---------- */
.display {
    font-family: var(--font-heading);
    font-weight: 600;
    line-height: 0.98;
    letter-spacing: -0.035em;
    text-wrap: balance;
}
.display-xl { font-size: clamp(2.6rem, 8.5vw, 7.5rem); }
.display-lg { font-size: clamp(2.1rem, 6vw, 5rem); }
.display-md { font-size: clamp(1.7rem, 4vw, 3.1rem); }

/* ---------- Buttons ---------- */
.btn-solid,
.btn-line {
    display: inline-flex;
    align-items: center;
    gap: 0.55rem;
    padding: 0.85rem 1.6rem;
    border-radius: 9999px;
    font-family: var(--font-body);
    font-size: 0.82rem;
    font-weight: 500;
    letter-spacing: 0.02em;
    border: 1px solid transparent;
    cursor: pointer;
    white-space: nowrap;
    transition: background-color 0.3s cubic-bezier(0.22, 1, 0.36, 1), color 0.3s cubic-bezier(0.22, 1, 0.36, 1), border-color 0.3s cubic-bezier(0.22, 1, 0.36, 1), transform 0.35s cubic-bezier(0.22, 1, 0.36, 1);
}
.btn-solid:hover,
.btn-line:hover {
    transform: translateY(-2px);
}
.btn-solid:active,
.btn-line:active {
    transform: translateY(0);
}
.btn-solid {
    background: var(--ink);
    color: var(--white);
}
.btn-solid:hover {
    background: var(--accent-color);
}
.btn-line {
    background: transparent;
    color: var(--ink);
    border-color: var(--line-strong);
}
.btn-line:hover {
    background: var(--ink);
    color: var(--white);
    border-color: var(--ink);
}

.link-arrow {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--text-color);
    border-bottom: 1px solid var(--line-strong);
    padding-bottom: 3px;
    transition: color 0.3s ease, border-color 0.3s ease;
}
.link-arrow:hover {
    color: var(--accent-color);
    border-color: var(--accent-color);
}
.link-arrow i {
    font-size: 0.8em;
    transition: transform 0.3s ease;
}
.link-arrow:hover i {
    transform: translateX(3px);
}

/* ---------- Project card ---------- */
.work-card {
    display: block;
    text-decoration: none;
    color: inherit;
}
.work-card-media {
    position: relative;
    display: block;
    overflow: hidden;
    border-radius: 14px;
    background: var(--surface-alt);
}
.work-card-media img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 1s cubic-bezier(0.22, 1, 0.36, 1);
    will-change: transform;
}
.work-card:hover .work-card-media img {
    transform: scale(1.04);
}
.work-card-cap {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 0.75rem;
    padding: 0.75rem 0.15rem 0;
}
.work-card-name {
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.98rem;
    letter-spacing: -0.01em;
    color: var(--text-color);
}
.work-card-cat {
    font-size: 0.66rem;
    font-weight: 600;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--text-muted);
    white-space: nowrap;
}

/* ---------- Filter buttons ---------- */
.filter-btn {
    display: inline-flex;
    align-items: center;
    padding: 0.6rem 1.1rem;
    border-radius: 9999px;
    border: 1px solid var(--line-strong);
    background: transparent;
    color: var(--text-color);
    font-family: var(--font-body);
    font-size: 0.74rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    cursor: pointer;
    transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease;
}
.filter-btn:hover {
    border-color: var(--ink);
}
.filter-btn.is-active {
    background: var(--ink);
    color: var(--white);
    border-color: var(--ink);
}

/* ---------- Services list ---------- */
.service-row {
    position: relative;
    display: grid;
    grid-template-columns: 2.5rem 1fr auto;
    gap: 1rem 1.25rem;
    padding: clamp(1.2rem, 2.6vw, 2rem) 0;
    transition: color 0.3s ease;
}
.service-row::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--border-color);
    transition: width 1.2s cubic-bezier(0.16, 1, 0.3, 1);
}
.service-row.is-visible::before {
    width: 100%;
}
.service-num {
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    color: var(--text-muted);
    padding-top: 0.35rem;
}
.service-title {
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: clamp(1.3rem, 3vw, 2rem);
    letter-spacing: -0.02em;
    line-height: 1.05;
    transition: color 0.3s cubic-bezier(0.22, 1, 0.36, 1), transform 0.4s cubic-bezier(0.22, 1, 0.36, 1);
}
.service-desc {
    grid-column: 2;
    max-width: 34rem;
    font-size: 0.95rem;
    color: var(--text-muted);
}
.service-row:hover .service-title {
    color: var(--accent-color);
    transform: translateX(6px);
}

/* ---------- Value cards ---------- */
.value-card {
    border-top: 1px solid var(--border-color);
    padding-top: 1.6rem;
}
.value-icon {
    display: grid;
    place-items: center;
    width: 2.75rem;
    height: 2.75rem;
    border-radius: 9999px;
    border: 1px solid var(--line-strong);
    color: var(--accent-color);
    margin-bottom: 1.2rem;
}
.value-title {
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 1.25rem;
    letter-spacing: -0.01em;
}
.value-desc {
    margin-top: 0.6rem;
    font-size: 0.95rem;
    color: var(--text-muted);
}

/* ---------- CTA link ---------- */
.cta-link {
    display: inline-flex;
    align-items: baseline;
    gap: 0.15em;
    color: var(--accent-color);
    border-bottom: 3px solid var(--accent-color);
    transition: color 0.3s ease, border-color 0.3s ease;
}
.cta-link:hover {
    color: var(--ink);
    border-color: var(--ink);
}
.cta-link i {
    font-size: 0.42em;
}

/* ---------- Footer ---------- */
.footer-h {
    font-size: 0.66rem;
    font-weight: 600;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.5);
    margin-bottom: 1.1rem;
}
.footer-link {
    color: rgba(255, 255, 255, 0.82);
    transition: color 0.25s ease;
}
.footer-link:hover {
    color: var(--accent-color);
}
.footer-contact {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}
.footer-contact i {
    font-size: 0.95em;
    color: var(--accent-color);
}

/* ---------- Form ---------- */
.input,
.textarea,
.select {
    background: var(--surface);
    border-color: var(--border-color);
}
.form-status {
    margin-top: 1rem;
    font-size: 0.9rem;
    min-height: 1.2rem;
}
.form-status--ok {
    color: var(--accent-deep);
}
.form-status--err {
    color: #B00020;
}

/* ---------- Line-masked headline ---------- */
.line-mask {
    display: block;
    overflow: hidden;
    padding-bottom: 0.06em;
}
.line-inner {
    display: block;
}

/* ---------- Rotating headline word ---------- */
.rotator {
    display: inline-block;
    color: var(--accent-color);
    vertical-align: baseline;
}
.rotator-word {
    display: inline-block;
    transition: opacity 0.35s ease, transform 0.35s ease;
}
.rotator-word.is-out {
    opacity: 0;
    transform: translateY(-0.45em);
}

/* ---------- Scroll cue ---------- */
.scroll-cue {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.66rem;
    font-weight: 600;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--text-muted);
}
.scroll-cue-line {
    display: block;
    width: 1px;
    height: 36px;
    background: var(--line-strong);
    position: relative;
    overflow: hidden;
}
.scroll-cue-line::after {
    content: "";
    position: absolute;
    left: 0;
    top: -100%;
    width: 100%;
    height: 100%;
    background: var(--accent-color);
    animation: cue-fall 2.2s cubic-bezier(0.16, 1, 0.3, 1) infinite;
}
@keyframes cue-fall {
    0% { top: -100%; }
    60%, 100% { top: 100%; }
}

/* ---------- Marquee ---------- */
.marquee {
    overflow: hidden;
    white-space: nowrap;
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
    padding: clamp(1.1rem, 3vw, 2rem) 0;
}
.marquee-track {
    display: inline-flex;
    align-items: center;
    animation: marquee-scroll 30s linear infinite;
    will-change: transform;
}
.marquee:hover .marquee-track {
    animation-play-state: paused;
}
.marquee-item {
    display: inline-flex;
    align-items: center;
    gap: clamp(1.5rem, 4vw, 3rem);
    padding-right: clamp(1.5rem, 4vw, 3rem);
    font-family: var(--font-heading);
    font-size: clamp(1.5rem, 4.5vw, 3rem);
    font-weight: 600;
    letter-spacing: -0.02em;
    color: var(--text-color);
}
.marquee-item::after {
    content: "";
    width: 8px;
    height: 8px;
    border-radius: 9999px;
    background: var(--accent-color);
    flex: none;
}
@keyframes marquee-scroll {
    from { transform: translateX(0); }
    to { transform: translateX(-50%); }
}

/* ---------- Work card — interactive ---------- */
button.work-card {
    border: 0;
    padding: 0;
    background: transparent;
    text-align: left;
    width: 100%;
    cursor: pointer;
    font: inherit;
    color: inherit;
}
.work-card-media::after {
    content: "";
    position: absolute;
    inset: 0;
    z-index: 1;
    background: linear-gradient(to top, rgba(26, 24, 21, 0.6), rgba(26, 24, 21, 0) 62%);
    opacity: 0;
    transition: opacity 0.4s ease;
    pointer-events: none;
}
.work-card:hover .work-card-media::after,
.work-card:focus-visible .work-card-media::after {
    opacity: 1;
}

@media (min-width: 1024px) {
    .work-card {
        position: relative;
    }
    .work-card-media::after {
        background: var(--accent-color);
    }
    .work-card:hover .work-card-media::after,
    .work-card:focus-visible .work-card-media::after {
        opacity: 0.9;
    }
    .work-card-cap {
        position: absolute;
        inset: 0;
        z-index: 2;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 0.35rem;
        padding: 1.5rem;
        opacity: 0;
        transition: opacity 0.4s ease;
        pointer-events: none;
    }
    .work-card:hover .work-card-cap,
    .work-card:focus-visible .work-card-cap {
        opacity: 1;
    }
    .work-card-name {
        color: var(--white);
        font-size: 1.6rem;
        transform: translateY(15px);
        transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    }
    .work-card-cat {
        color: rgba(255, 255, 255, 0.9);
        font-size: 0.75rem;
        transform: translateY(15px);
        transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
        transition-delay: 0.05s;
    }
    .work-card:hover .work-card-name,
    .work-card:hover .work-card-cat,
    .work-card:focus-visible .work-card-name,
    .work-card:focus-visible .work-card-cat {
        transform: translateY(0);
    }
    .work-card-view {
        display: none !important;
    }
}

.work-card-view {
    position: absolute;
    left: 50%;
    top: 50%;
    z-index: 2;
    transform: translate(-50%, -42%);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.7rem 1.15rem;
    border-radius: 9999px;
    background: var(--white);
    color: var(--ink);
    font-size: 0.66rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    opacity: 0;
    transition: opacity 0.35s ease, transform 0.35s ease;
    pointer-events: none;
}
.work-card:hover .work-card-view,
.work-card:focus-visible .work-card-view {
    opacity: 1;
    transform: translate(-50%, -50%);
}
.work-masonry .work-card {
    transition: opacity 0.35s ease, transform 0.35s ease;
}
.work-card.is-hiding {
    opacity: 0;
    transform: scale(0.96);
}

/* ---------- Project gallery (pop-up, navigable) ---------- */
.gallery {
    position: fixed;
    inset: 0;
    z-index: 100;
    display: flex;
    flex-direction: column;
    background: rgba(250, 249, 246, 0.985);
    -webkit-backdrop-filter: blur(7px);
    backdrop-filter: blur(7px);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.4s ease, visibility 0.4s ease;
}
.gallery.is-open {
    opacity: 1;
    visibility: visible;
}
.gallery-bg {
    position: absolute;
    inset: -20%;
    z-index: 0;
    background-size: cover;
    background-position: center;
    filter: blur(80px) saturate(1.1);
    opacity: 0;
    transform: scale(1.1);
    transition: background-image 0.5s ease, opacity 0.9s ease;
    pointer-events: none;
}
.gallery.is-open .gallery-bg { opacity: 0.12; }

/* top bar */
.gallery-topbar {
    position: relative;
    z-index: 3;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 1.1rem 1.4rem;
}
@media (min-width: 768px) {
    .gallery-topbar { padding: 1.5rem 2.4rem; }
}
.gallery-brand {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    font-family: var(--font-body);
    font-size: 0.66rem;
    font-weight: 600;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--text-muted);
}
.gallery-counter {
    font-family: var(--font-heading);
    font-size: 0.85rem;
    letter-spacing: 0.05em;
    color: var(--text-muted);
    font-variant-numeric: tabular-nums;
}
.gallery-counter b {
    color: var(--ink);
    font-weight: 600;
}
.gallery-close {
    width: 2.7rem;
    height: 2.7rem;
    border-radius: 9999px;
    border: 1px solid var(--line-strong);
    background: rgba(26, 24, 21, 0.04);
    color: var(--ink);
    display: grid;
    place-items: center;
    cursor: pointer;
    transition: background-color 0.3s ease, border-color 0.3s ease, color 0.3s ease, transform 0.3s ease;
}
.gallery-close:hover {
    background: var(--accent-color);
    border-color: var(--accent-color);
    color: var(--white);
    transform: rotate(90deg);
}

/* stage */
.gallery-stage {
    position: relative;
    z-index: 2;
    flex: 1 1 auto;
    min-height: 0;
    overflow-y: auto;
    display: grid;
    grid-template-columns: 1fr;
    align-content: center;
    gap: 1.4rem;
    padding: 0.4rem 1.4rem 1rem;
}
@media (min-width: 900px) {
    .gallery-stage {
        grid-template-columns: 1.6fr 1fr;
        align-items: center;
        align-content: center;
        gap: 3rem;
        padding: 0 5rem;
        width: 100%;
        max-width: 1440px;
        margin-inline: auto;
    }
}
.gallery-media {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 0;
}
.gallery-frame {
    position: relative;
    display: block;
    overflow: hidden;
    border-radius: 16px;
    background: var(--surface-alt);
    box-shadow: 0 26px 70px rgba(26, 24, 21, 0.18);
}
.gallery-frame img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    opacity: 1;
    transform: scale(1);
    transition: opacity 0.28s ease, transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}
.gallery-frame img.is-swapping {
    opacity: 0;
    transform: scale(0.97);
}
/* Portrait (vertical) group — every image in these projects shares this exact frame */
.gallery-frame.ratio-portrait {
    aspect-ratio: 3 / 4;
    width: min(100%, 380px);
}
/* Wide (horizontal) group — every image in these projects shares this exact frame */
.gallery-frame.ratio-wide {
    aspect-ratio: 16 / 10;
    width: min(100%, 860px);
}
@media (max-width: 899px) {
    .gallery-frame.ratio-portrait { width: min(100%, 320px); }
    .gallery-frame.ratio-wide { width: 100%; }
}

/* info panel */
.gallery-info { color: var(--ink); max-width: 34rem; }
.gallery-info .section-label { color: var(--text-muted); }
.gallery-title {
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: clamp(1.7rem, 3.4vw, 2.9rem);
    letter-spacing: -0.02em;
    line-height: 1.04;
    margin-top: 0.7rem;
    color: var(--ink);
}
.gallery-desc {
    margin-top: 1rem;
    font-size: 0.98rem;
    line-height: 1.7;
    color: var(--text-muted);
}
.gallery-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 1.8rem;
    margin-top: 1.6rem;
    padding-top: 1.2rem;
    border-top: 1px solid var(--border-color);
}
.gallery-meta-item {
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
}
.gallery-meta-label {
    font-size: 0.6rem;
    font-weight: 600;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--text-muted);
}
.gallery-meta-value {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--ink);
}

/* project switch (previous / next project) */
.gallery-projectnav {
    display: flex;
    flex-wrap: wrap;
    gap: 0.7rem;
    margin-top: 1.7rem;
}
.gallery-projbtn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.62rem 1.15rem;
    border-radius: 9999px;
    border: 1px solid var(--border-color);
    background: transparent;
    color: var(--text-color);
    font-family: var(--font-body);
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    cursor: pointer;
    transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease;
}
.gallery-projbtn:hover {
    background: var(--ink);
    color: var(--white);
    border-color: var(--ink);
}
.gallery-projbtn i {
    font-size: 0.82em;
    transition: transform 0.3s ease;
}
.gallery-projbtn.g-proj-next:hover i {
    transform: translateX(2px);
}
.gallery-projbtn.g-proj-prev:hover i {
    transform: translateX(-2px);
}

.gallery-cta {
    display: inline-flex;
    align-items: center;
    gap: 0.55rem;
    margin-top: 1.4rem;
    padding: 0.8rem 1.5rem;
    border-radius: 9999px;
    border: 1px solid var(--line-strong);
    background: transparent;
    color: var(--ink);
    font-family: var(--font-body);
    font-size: 0.78rem;
    font-weight: 500;
    letter-spacing: 0.02em;
    transition: background-color 0.3s ease, border-color 0.3s ease, color 0.3s ease;
}
.gallery-cta:hover {
    background: var(--accent-color);
    border-color: var(--accent-color);
    color: var(--white);
}

/* side navigation arrows */
.gallery-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 4;
    width: 3rem;
    height: 3rem;
    border-radius: 9999px;
    border: 1px solid var(--line-strong);
    background: rgba(255, 255, 255, 0.78);
    -webkit-backdrop-filter: blur(8px);
    backdrop-filter: blur(8px);
    color: var(--ink);
    display: grid;
    place-items: center;
    cursor: pointer;
    transition: background-color 0.3s ease, border-color 0.3s ease, color 0.3s ease, transform 0.25s ease;
}
.gallery-nav:hover {
    background: var(--accent-color);
    border-color: var(--accent-color);
    color: var(--white);
}
.gallery-nav:active {
    transform: translateY(-50%) scale(0.92);
}
.gallery-prev { left: 0.7rem; }
.gallery-next { right: 0.7rem; }
@media (min-width: 768px) {
    .gallery-prev { left: 1.6rem; }
    .gallery-next { right: 1.6rem; }
}

/* thumbnail filmstrip */
.gallery-thumbs {
    position: relative;
    z-index: 3;
    display: flex;
    gap: 0.6rem;
    overflow-x: auto;
    padding: 1rem 1.4rem 1.4rem;
    scrollbar-width: none;
}
.gallery-thumbs::-webkit-scrollbar { display: none; }
@media (min-width: 900px) {
    .gallery-thumbs {
        width: 100%;
        max-width: 1440px;
        margin-inline: auto;
        padding: 1.2rem 5rem 1.8rem;
    }
}
.gallery-thumb {
    flex: none;
    width: 74px;
    height: 52px;
    padding: 0;
    border-radius: 8px;
    overflow: hidden;
    border: 1px solid var(--line);
    background: var(--surface-alt);
    cursor: pointer;
    opacity: 0.55;
    transition: opacity 0.3s ease, border-color 0.3s ease, transform 0.3s ease;
}
.gallery-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}
.gallery-thumb:hover { opacity: 0.85; }
.gallery-thumb.is-active {
    opacity: 1;
    border-color: var(--accent-color);
    transform: translateY(-3px);
}

@media (prefers-reduced-motion: reduce) {
    .gallery,
    .gallery-bg,
    .gallery-frame img,
    .gallery-close,
    .gallery-nav { transition: none; }
    .gallery-bg { filter: none; }
}

/* ---------- Scroll progress ---------- */
.scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    height: 2px;
    width: 0;
    background: var(--accent-color);
    z-index: 60;
    pointer-events: none;
}

/* ---------- Services — interactive rows ---------- */
.service-row {
    position: relative;
    cursor: pointer;
}
.service-row::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: -1px;
    height: 1px;
    width: 0;
    background: var(--accent-color);
    transition: width 0.55s cubic-bezier(0.16, 1, 0.3, 1);
}
.service-row:hover::after {
    width: 100%;
}
.service-row:hover .service-num {
    color: var(--accent-color);
}
.service-arrow {
    grid-column: 3;
    grid-row: 1 / span 2;
    align-self: center;
    color: var(--text-muted);
    opacity: 0;
    transform: translateX(-6px);
    transition: opacity 0.35s ease, transform 0.35s ease, color 0.35s ease;
}
.service-row:hover .service-arrow {
    opacity: 1;
    transform: translateX(0);
    color: var(--accent-color);
}

/* ---------- Clients carousel ---------- */
.client-card {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 15rem;
    padding: 3rem 1.75rem;
    background: var(--surface);
    border: 1px solid var(--border-color);
    border-radius: 1.1rem;
    transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1), border-color 0.35s ease, box-shadow 0.5s ease;
}
.client-card:hover {
    transform: translateY(-5px);
    border-color: var(--line-strong);
    box-shadow: 0 22px 46px rgba(26, 24, 21, 0.12);
}
.client-logo-name {
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 1.02rem;
    letter-spacing: -0.01em;
    line-height: 1.2;
    text-align: center;
    color: var(--muted);
    filter: grayscale(100%);
    transition: color 0.4s ease, filter 0.4s ease, transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}
.client-card:hover .client-logo-name {
    color: var(--accent-color);
    filter: grayscale(0%);
    transform: scale(1.06);
}
.client-logo-img {
    height: 5rem;
    width: auto;
    max-width: 100%;
    object-fit: contain;
    filter: grayscale(100%);
    opacity: 0.6;
    transition: opacity 0.45s ease, filter 0.45s ease, transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}
@media (min-width: 640px) {
    .client-logo-img { height: 6.5rem; }
}
@media (min-width: 1024px) {
    .client-logo-img { height: 7.5rem; }
}

/* Slightly larger logo variant (e.g. taller/compact marks that read small) */
.client-logo-img--lg { height: 6.75rem; }
@media (min-width: 640px) {
    .client-logo-img--lg { height: 8.75rem; }
}
@media (min-width: 1024px) {
    .client-logo-img--lg { height: 9.75rem; }
}
.client-card:hover .client-logo-img {
    opacity: 1;
    filter: grayscale(0%);
    transform: scale(1.08);
}

/* carousel nav arrows */
.client-nav {
    width: 2.7rem;
    height: 2.7rem;
    border-radius: 9999px;
    border: 1px solid var(--line-strong);
    background: transparent;
    color: var(--text-color);
    display: grid;
    place-items: center;
    cursor: pointer;
    transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease, transform 0.25s ease;
}
.client-nav:hover {
    background: var(--ink);
    color: var(--white);
    border-color: var(--ink);
}
.client-nav:active {
    transform: scale(0.92);
}
.client-nav.swiper-button-disabled {
    opacity: 0.35;
    cursor: default;
}

@media (prefers-reduced-motion: reduce) {
    .client-card,
    .client-logo-name,
    .client-logo-img,
    .client-nav { transition: none; }
}

/* ---------- Clients continuous scroll ---------- */
.clients-swiper .swiper-wrapper {
    transition-timing-function: linear !important;
}

/* ---------- Clients — pop-in reveal ---------- */
.clients-swiper.is-armed .client-card {
    opacity: 0;
}
.clients-swiper.is-armed .client-card.is-shown {
    opacity: 1;
}
.clients-swiper.is-armed .client-card.is-shown.is-pop {
    animation: client-pop 0.62s cubic-bezier(0.34, 1.56, 0.64, 1) both;
}
@keyframes client-pop {
    0%   { opacity: 0; transform: translateY(18px) scale(0.78); }
    60%  { opacity: 1; }
    100% { opacity: 1; transform: translateY(0) scale(1); }
}

@media (prefers-reduced-motion: reduce) {
    .clients-swiper.is-armed .client-card { opacity: 1; }
    .clients-swiper.is-armed .client-card.is-shown.is-pop { animation: none; }
}

@media (prefers-reduced-motion: reduce) {
    .marquee-track { animation: none; }
    .scroll-cue-line::after { animation: none; }
    .work-card-media img { transition: none; }
}

/* ---------- Project strip (single orange band, horizontal, interactive) ---------- */
.work-strip {
    background: #0B0A09;
    color: var(--white);
    overflow: hidden;
    padding-block: clamp(2rem, 5vw, 4rem);
}
.work-strip-label {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    font-family: var(--font-body);
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.62);
}
.dot-light {
    background: var(--accent-color);
}

/* strip navigation arrows */
.strip-nav {
    width: 2.7rem;
    height: 2.7rem;
    border-radius: 9999px;
    border: 1px solid rgba(255, 255, 255, 0.3);
    background: transparent;
    color: rgba(255, 255, 255, 0.9);
    display: grid;
    place-items: center;
    cursor: pointer;
    transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease, transform 0.25s ease;
}
.strip-nav:hover {
    background: var(--accent-color);
    color: var(--white);
    border-color: var(--accent-color);
}
.strip-nav:active {
    transform: scale(0.92);
}

/* horizontal track */
.work-strip-track {
    display: flex;
    align-items: center;
    gap: clamp(0.75rem, 2vw, 1.4rem);
    overflow-x: auto;
    scroll-behavior: auto;
    scrollbar-width: none;
    padding-inline: max(1.5rem, calc((100vw - min(82vw, 620px)) / 2));
    padding-block: clamp(0.75rem, 2vw, 1.5rem);
    cursor: grab;
}
.work-strip-track::-webkit-scrollbar { display: none; }
.work-strip-track.is-dragging {
    cursor: grabbing;
    scroll-snap-type: none;
}

/* progress bar */
.work-strip-progress {
    position: relative;
    height: 2px;
    margin: clamp(0.75rem, 2vw, 1.25rem) auto 0;
    width: min(calc(100% - 3rem), 1600px);
    background: rgba(255, 255, 255, 0.18);
    overflow: hidden;
}
.work-strip-progress-bar {
    position: absolute;
    left: 0;
    top: 0;
    height: 100%;
    width: 0;
    background: var(--accent-color);
    transition: width 0.18s linear;
}
@media (prefers-reduced-motion: reduce) {
    .work-strip-progress-bar { transition: none; }
}

/* one project panel inside the strip */
button.work-strip-item {
    position: relative;
    flex: 0 0 auto;
    width: min(82vw, 620px);
    aspect-ratio: 16 / 11;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    scroll-snap-align: center;
    padding: 0;
    background: var(--surface-alt);
    border: 0;
    border-radius: 20px;
    color: var(--text-color);
    font: inherit;
    cursor: pointer;
    overflow: hidden;
    opacity: 0.45;
    transform: scale(0.8);
    transform-origin: center center;
    transition: opacity 0.45s ease, transform 0.45s cubic-bezier(0.22, 1, 0.36, 1);
}
.work-strip-item:hover,
.work-strip-item:focus-visible {
    opacity: 0.85;
}
.work-strip-item.is-active {
    opacity: 1;
    transform: scale(1);
    z-index: 2;
}
.work-strip-item:focus-visible {
    outline: 2px solid var(--accent-color);
    outline-offset: 4px;
}

.work-strip-media {
    position: absolute;
    inset: 0;
    z-index: 0;
    opacity: 1;
    transition: opacity 0.55s ease;
}
.work-strip-media img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transform: scale(1.02);
    transition: transform 1.2s cubic-bezier(0.22, 1, 0.36, 1);
    will-change: transform;
}
.work-strip-item.is-active .work-strip-media img {
    transform: scale(1.06);
}
.work-strip-item:hover .work-strip-media img,
.work-strip-item:focus-visible .work-strip-media img {
    transform: scale(1.22);
}
.work-strip-item::after {
    content: "";
    position: absolute;
    inset: 0;
    z-index: 1;
    background: linear-gradient(to top, rgba(18, 16, 13, 0.9), rgba(18, 16, 13, 0.32) 44%, rgba(18, 16, 13, 0) 74%);
    opacity: 0.9;
    transition: opacity 0.55s ease;
    pointer-events: none;
}
.work-strip-item.is-active::after {
    opacity: 1;
}

.work-strip-inner {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.55rem;
    padding: clamp(1.5rem, 3vw, 2.6rem);
    text-align: left;
    transform: translateY(12px);
    transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}
.work-strip-item.is-active .work-strip-inner,
.work-strip-item:hover .work-strip-inner,
.work-strip-item:focus-visible .work-strip-inner {
    transform: translateY(0);
}
.work-strip-cat {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-body);
    font-size: 0.66rem;
    font-weight: 600;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--accent-color);
}
.work-strip-name {
    font-family: var(--font-heading);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: -0.02em;
    line-height: 0.98;
    color: #ffffff;
    font-size: clamp(1.7rem, 4.2vw, 3.4rem);
    text-shadow: 0 6px 44px rgba(0, 0, 0, 0.45);
}
.work-strip-meta {
    font-size: 0.68rem;
    font-weight: 600;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.75);
}

/* Strip media mask reveal */
.work-strip-media.reveal-mask {
    clip-path: inset(0 0 100% 0);
    transition: clip-path 1s cubic-bezier(0.22, 1, 0.36, 1);
}
.work-strip-media.reveal-mask.is-visible {
    clip-path: inset(0 0 0 0);
}

@media (prefers-reduced-motion: reduce) {
    .work-strip-item,
    .work-strip-media,
    .work-strip-media img,
    .work-strip-item::after { transition: none; }
    .work-strip-media.reveal-mask { clip-path: none; }
}