/* ==========================================================================
   Shiv Branding — main stylesheet
   Bootstrap 5 provides the grid and reboot; everything below is custom.

   1. Tokens            7. About             13. Contact
   2. Base              8. Services          14. Page hero / inner pages
   3. Buttons & links   9. Why choose us     15. Footer
   4. Top bar & header 10. Projects          16. Floating buttons
   5. Hero slider      11. Process           17. Motion
   6. Features strip   12. CTA band
   ========================================================================== */

/* 1. Tokens ---------------------------------------------------------------- */
:root {
    --navy: #13233a;          /* primary */
    --navy-2: #1c3150;
    --navy-deep: #0d1a2c;
    --amber: #f5a524;         /* accent */
    --amber-hover: #e0921a;
    --amber-soft: #fff4e0;
    --soft: #f5f7fa;          /* light section background */
    --white: #ffffff;
    --text: #243142;
    --heading: #13233a;
    --muted: #5d6b7c;
    --line: #e3e8ee;
    --success: #1d6b42;
    --danger: #b42318;

    --f-head: "Plus Jakarta Sans", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
    --f-body: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;

    --radius-sm: 6px;
    --radius: 12px;
    --radius-lg: 18px;
    --shadow-sm: 0 2px 10px rgba(19, 35, 58, .06);
    --shadow: 0 14px 40px rgba(19, 35, 58, .10);
    --shadow-lg: 0 24px 60px rgba(19, 35, 58, .16);

    --header-h: 82px;
    --section-y: clamp(64px, 8vw, 110px);
    --ease: cubic-bezier(.2, .7, .2, 1);
}

@media (max-width: 1199.98px) {
    :root { --header-h: 70px; }
}

/* 2. Base ------------------------------------------------------------------ */
html {
    scroll-behavior: smooth;
    scroll-padding-top: calc(var(--header-h) + 16px);
}

body {
    font-family: var(--f-body);
    font-size: 1rem;
    line-height: 1.7;
    color: var(--text);
    background: var(--white);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5 {
    font-family: var(--f-head);
    color: var(--heading);
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -.015em;
}

p { margin-bottom: 1rem; }
img { max-width: 100%; height: auto; }
a { color: var(--navy); }

.icon {
    width: 1.1em;
    height: 1.1em;
    flex-shrink: 0;
    vertical-align: -.15em;
}

:focus-visible {
    outline: 3px solid var(--amber);
    outline-offset: 2px;
}

.skip-link {
    position: absolute;
    left: 1rem;
    top: -60px;
    z-index: 2000;
    padding: .6rem 1rem;
    background: var(--amber);
    color: var(--navy);
    font-weight: 700;
    border-radius: var(--radius-sm);
}
.skip-link:focus { top: 1rem; }

.section { padding-block: var(--section-y); }
.section-soft { background: var(--soft); }
.section-tight { padding-block: clamp(40px, 6vw, 72px); }

.section-head {
    max-width: 44rem;
    margin-bottom: clamp(2.25rem, 4vw, 3.25rem);
}
.section-head.text-center { margin-inline: auto; }
.section-head-split {
    max-width: none;
    display: flex;
    flex-wrap: wrap;
    align-items: flex-end;
    justify-content: space-between;
    gap: 1.25rem 2rem;
}
.section-head-split > div:first-child { max-width: 40rem; }

.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: .6rem;
    margin-bottom: .75rem;
    font-family: var(--f-head);
    font-size: .9rem;
    font-weight: 700;
    color: var(--amber-hover);
}
.eyebrow::before {
    content: "";
    width: 28px;
    height: 2px;
    background: var(--amber);
}
.text-center .eyebrow::after {
    content: "";
    width: 28px;
    height: 2px;
    background: var(--amber);
}

.section-title {
    font-size: clamp(1.75rem, 1.25rem + 1.8vw, 2.6rem);
    font-weight: 800;
    margin-bottom: 1rem;
}

.section-lead {
    font-size: clamp(1.02rem, .98rem + .25vw, 1.125rem);
    color: var(--muted);
    max-width: 40rem;
}
.section-head .section-lead { margin-bottom: 0; }

/* 3. Buttons & links ------------------------------------------------------- */
.btn-sb {
    white-space: nowrap;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: .55rem;
    min-height: 46px;
    padding: .7rem 1.5rem;
    font-family: var(--f-head);
    font-size: .975rem;
    font-weight: 700;
    line-height: 1.2;
    text-decoration: none;
    border: 2px solid transparent;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: background-color .2s, color .2s, border-color .2s, box-shadow .2s, transform .2s;
}
.btn-sb:hover { transform: translateY(-2px); }
.btn-sb:active { transform: translateY(0); }
.btn-sb-lg { min-height: 54px; padding: .85rem 1.8rem; font-size: 1.025rem; }

.btn-sb-primary { background: var(--amber); color: var(--navy); }
.btn-sb-primary:hover { background: var(--amber-hover); color: var(--navy); box-shadow: 0 10px 24px rgba(245, 165, 36, .35); }

.btn-sb-dark { background: var(--navy); color: #fff; }
.btn-sb-dark:hover { background: var(--navy-2); color: #fff; box-shadow: 0 10px 24px rgba(19, 35, 58, .3); }

.btn-sb-light { background: rgba(255, 255, 255, .08); color: #fff; border-color: rgba(255, 255, 255, .7); }
.btn-sb-light:hover { background: #fff; color: var(--navy); border-color: #fff; }

.btn-sb-white { background: #fff; color: var(--navy); }
.btn-sb-white:hover { background: var(--soft); color: var(--navy); }

.btn-sb-outline { background: transparent; color: var(--navy); border-color: var(--navy); }
.btn-sb-outline:hover { background: var(--navy); color: #fff; }

.btn-sb[disabled] { opacity: .6; pointer-events: none; }

.btn-row { display: flex; flex-wrap: wrap; align-items: center; gap: 1rem 1.75rem; margin-top: 2rem; }

.link-more {
    display: inline-flex;
    align-items: center;
    gap: .4rem;
    font-family: var(--f-head);
    font-weight: 700;
    font-size: .95rem;
    color: var(--navy);
    text-decoration: none;
}
.link-more .icon { transition: transform .2s; color: var(--amber-hover); }
.link-more:hover { color: var(--amber-hover); }
.link-more:hover .icon { transform: translateX(4px); }

/* 4. Top bar & header ------------------------------------------------------ */
.topbar {
    background: var(--navy-deep);
    color: #c3ccd7;
    font-size: .875rem;
}
.topbar-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    min-height: 42px;
}
.topbar-info {
    display: flex;
    flex-wrap: wrap;
    gap: .25rem 1.75rem;
    margin: 0;
    padding: 0;
    list-style: none;
}
.topbar-info li { display: flex; align-items: center; gap: .45rem; }
.topbar-info .icon { color: var(--amber); }
.topbar a { color: #c3ccd7; text-decoration: none; }
.topbar a:hover { color: #fff; }
.topbar-right { display: flex; align-items: center; gap: 1rem; }
.topbar-wa {
    display: inline-flex;
    align-items: center;
    gap: .4rem;
    font-weight: 600;
    color: #fff !important;
}
.topbar-wa .icon { color: #3bd16f; }

@media (max-width: 767.98px) {
    .topbar { display: none; }
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 1030;
    height: var(--header-h);
    background: #fff;
    border-bottom: 1px solid var(--line);
    transition: box-shadow .25s;
}
.site-header.is-scrolled { box-shadow: 0 8px 30px rgba(19, 35, 58, .08); border-color: transparent; }

.header-inner {
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: .7rem;
    text-decoration: none;
    flex-shrink: 0;
}
.brand-mark { width: 44px; height: 44px; }
.brand-text { display: flex; flex-direction: column; line-height: 1.15; }
.brand-name {
    font-family: var(--f-head);
    font-weight: 800;
    font-size: 1.25rem;
    color: var(--navy);
    letter-spacing: -.02em;
}
.brand-tag { font-size: .75rem; font-weight: 500; color: var(--muted); }

.site-nav { display: flex; align-items: center; gap: 1.5rem; }
.nav-list { display: flex; gap: .15rem; margin: 0; padding: 0; list-style: none; }

.nav-link {
    position: relative;
    display: block;
    padding: .5rem .75rem;
    font-family: var(--f-head);
    font-size: .95rem;
    font-weight: 600;
    color: var(--heading);
    text-decoration: none;
    white-space: nowrap;
    transition: color .2s;
}
.nav-link::after {
    content: "";
    position: absolute;
    left: .75rem;
    right: .75rem;
    bottom: .1rem;
    height: 2px;
    background: var(--amber);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform .25s var(--ease);
}
.nav-link:hover { color: var(--amber-hover); }
.nav-link:hover::after,
.nav-link.active::after { transform: scaleX(1); }
.nav-link.active { color: var(--amber-hover); }

.nav-actions { display: flex; align-items: center; gap: 1rem; }
.nav-call {
    display: none;
    align-items: center;
    gap: .5rem;
    font-family: var(--f-head);
    font-weight: 700;
    color: var(--navy);
    text-decoration: none;
    white-space: nowrap;
}
.nav-call .icon {
    width: 36px;
    height: 36px;
    padding: 9px;
    color: var(--navy);
    background: var(--amber-soft);
    border-radius: 50%;
}
@media (min-width: 1400px) {
    .nav-call { display: inline-flex; }
}

.nav-toggle {
    display: none;
    position: relative;
    width: 46px;
    height: 46px;
    padding: 0;
    background: var(--soft);
    border: 1px solid var(--line);
    border-radius: var(--radius-sm);
}
.nav-toggle-bars,
.nav-toggle-bars::before,
.nav-toggle-bars::after {
    position: absolute;
    left: 12px;
    width: 20px;
    height: 2px;
    background: var(--navy);
    border-radius: 2px;
    transition: transform .25s var(--ease), background .2s;
}
.nav-toggle-bars { top: 21px; }
.nav-toggle-bars::before,
.nav-toggle-bars::after { content: ""; left: 0; }
.nav-toggle-bars::before { top: -6px; }
.nav-toggle-bars::after { top: 6px; }
.nav-toggle[aria-expanded="true"] .nav-toggle-bars { background: transparent; }
.nav-toggle[aria-expanded="true"] .nav-toggle-bars::before { transform: translateY(6px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-toggle-bars::after { transform: translateY(-6px) rotate(-45deg); }

@media (max-width: 1199.98px) {
    .nav-toggle { display: block; }

    .site-nav {
        position: fixed;
        top: var(--header-h);
        left: 0;
        right: 0;
        bottom: 0;
        flex-direction: column;
        align-items: stretch;
        gap: 1.5rem;
        padding: 1rem 1.25rem 2rem;
        background: #fff;
        border-top: 1px solid var(--line);
        overflow-y: auto;
        visibility: hidden;
        opacity: 0;
        transform: translateY(-8px);
        transition: opacity .25s, transform .25s var(--ease), visibility 0s .25s;
    }
    .site-nav.is-open {
        visibility: visible;
        opacity: 1;
        transform: none;
        transition: opacity .25s, transform .25s var(--ease);
    }
    html:not(.js) .site-nav { position: static; visibility: visible; opacity: 1; transform: none; }
    html:not(.js) .nav-toggle { display: none; }
    html:not(.js) .site-header { height: auto; }

    .nav-list { flex-direction: column; }
    .nav-link { padding: .95rem .25rem; font-size: 1.1rem; border-bottom: 1px solid var(--line); }
    .nav-link::after { display: none; }

    .nav-actions { flex-direction: column; align-items: stretch; }
    .nav-call { display: inline-flex; justify-content: center; }
    .nav-actions .btn-sb { min-height: 52px; }

    body.nav-open { overflow: hidden; }
}

@media (max-width: 575.98px) {
    .brand-tag { display: none; }
}

/* 5. Hero slider ----------------------------------------------------------- */
.hero-slider {
    position: relative;
    background: var(--navy-deep);
    color: #fff;
    overflow: hidden;
}

.slides {
    position: relative;
    display: grid;
}

.slide {
    grid-area: 1 / 1;
    position: relative;
    display: flex;
    align-items: center;
    min-height: clamp(560px, 84vh, 780px);
    padding-block: 5rem 11rem;
    opacity: 0;
    visibility: hidden;
    transition: opacity .9s ease, visibility 0s .9s;
}
.slide.is-active {
    opacity: 1;
    visibility: visible;
    transition: opacity .9s ease;
}

.slide-img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transform: scale(1.06);
    transition: transform 7s ease-out;
}
.slide.is-active .slide-img { transform: scale(1); }

.slide-overlay {
    position: absolute;
    inset: 0;
    background:
        linear-gradient(90deg, rgba(13, 26, 44, .92) 0%, rgba(13, 26, 44, .78) 45%, rgba(13, 26, 44, .35) 100%),
        linear-gradient(0deg, rgba(13, 26, 44, .6), transparent 40%);
}

.slide-content { position: relative; z-index: 1; }
.slide-content > * { max-width: 40rem; }

.slide-tag {
    display: inline-block;
    margin-bottom: 1.25rem;
    padding: .4rem 1rem;
    font-family: var(--f-head);
    font-size: .875rem;
    font-weight: 700;
    color: var(--navy);
    background: var(--amber);
    border-radius: 999px;
}
.slide-title {
    margin-bottom: 1.25rem;
    font-size: clamp(2.1rem, 1.3rem + 3.4vw, 3.9rem);
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -.025em;
    color: #fff;
}
.slide-text {
    margin-bottom: 2.25rem;
    font-size: clamp(1.05rem, 1rem + .35vw, 1.25rem);
    color: #d2dae3;
    max-width: 34rem;
}
.slide-actions { display: flex; flex-wrap: wrap; gap: .85rem; }

/* entrance of slide text */
@media (prefers-reduced-motion: no-preference) {
    .js .slide .slide-content > * {
        opacity: 0;
        transform: translateY(18px);
        transition: opacity .6s var(--ease), transform .6s var(--ease);
    }
    .js .slide.is-active .slide-content > * { opacity: 1; transform: none; }
    .js .slide.is-active .slide-content > :nth-child(2) { transition-delay: .12s; }
    .js .slide.is-active .slide-content > :nth-child(3) { transition-delay: .24s; }
    .js .slide.is-active .slide-content > :nth-child(4) { transition-delay: .36s; }
}

.slider-ui {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 6.5rem;
    z-index: 2;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    pointer-events: none;
}
.slider-ui > * { pointer-events: auto; }

.slider-dots { display: flex; gap: .5rem; }
.slider-dot {
    width: 12px;
    height: 12px;
    padding: 0;
    background: rgba(255, 255, 255, .45);
    border: 0;
    border-radius: 999px;
    transition: width .3s var(--ease), background .3s;
}
.slider-dot:hover { background: rgba(255, 255, 255, .8); }
.slider-dot.is-active { width: 34px; background: var(--amber); }

.slider-arrows { display: flex; gap: .5rem; }
.slider-btn {
    display: grid;
    place-items: center;
    width: 48px;
    height: 48px;
    padding: 0;
    color: #fff;
    background: rgba(255, 255, 255, .1);
    border: 1px solid rgba(255, 255, 255, .35);
    border-radius: 50%;
    transition: background .2s, color .2s, border-color .2s;
}
.slider-btn:hover { background: var(--amber); border-color: var(--amber); color: var(--navy); }
.slider-btn .icon { width: 20px; height: 20px; }
.slider-btn .icon-play { display: none; }
.slider-btn.is-paused .icon-pause { display: none; }
.slider-btn.is-paused .icon-play { display: block; width: 16px; height: 16px; }

html:not(.js) .slider-ui { display: none; }

@media (max-width: 575.98px) {
    .slide { padding-block: 3rem 10.5rem; align-items: flex-start; min-height: 620px; }
    .slide-actions .btn-sb { min-height: 50px; }
    .slide-overlay { background: linear-gradient(180deg, rgba(13, 26, 44, .88), rgba(13, 26, 44, .82)); }
    .slide-actions .btn-sb { flex: 1 1 100%; }
    .slider-ui { bottom: 5.75rem; }
    .slider-btn { width: 42px; height: 42px; }
}

/* 6. Features strip -------------------------------------------------------- */
.features-strip {
    position: relative;
    z-index: 3;
    margin-top: -4.5rem;
}
.features-card {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    margin: 0;
    padding: 0;
    list-style: none;
    background: #fff;
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
}
.features-card li {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.6rem 1.5rem;
}
.features-card li + li { border-left: 1px solid var(--line); }
.features-card strong {
    display: block;
    font-family: var(--f-head);
    font-size: 1.05rem;
    color: var(--heading);
}
.features-card span:not(.feature-icon) { display: block; font-size: .9rem; color: var(--muted); line-height: 1.4; }
.feature-icon {
    display: grid;
    place-items: center;
    flex-shrink: 0;
    width: 52px;
    height: 52px;
    color: var(--amber-hover);
    background: var(--amber-soft);
    border-radius: var(--radius);
}
.feature-icon .icon { width: 24px; height: 24px; }

@media (max-width: 991.98px) {
    .features-card { grid-template-columns: repeat(2, 1fr); }
    .features-card li:nth-child(3) { border-left: 0; }
    .features-card li:nth-child(n+3) { border-top: 1px solid var(--line); }
}
@media (max-width: 575.98px) {
    .features-strip { margin-top: -4rem; }
    .features-card li { flex-direction: column; align-items: flex-start; gap: .6rem; padding: 1.1rem 1rem; }
    .features-card strong { font-size: .975rem; }
    .features-card span:not(.feature-icon) { font-size: .825rem; }
    .feature-icon { width: 44px; height: 44px; }
}

/* 7. About ----------------------------------------------------------------- */
.about-media { position: relative; padding: 0 1.5rem 1.5rem 0; }
.about-media::before {
    content: "";
    position: absolute;
    right: 0;
    bottom: 0;
    width: 70%;
    height: 70%;
    background: var(--amber);
    border-radius: var(--radius-lg);
    opacity: .9;
}
.about-media img {
    position: relative;
    width: 100%;
    aspect-ratio: 8 / 8.5;
    object-fit: cover;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    background: var(--line);
}
.about-badge {
    position: absolute;
    left: 1.5rem;
    bottom: 3rem;
    display: flex;
    align-items: center;
    gap: .9rem;
    max-width: 240px;
    padding: 1rem 1.25rem;
    background: #fff;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}
.about-badge strong {
    display: inline-flex;
    align-items: center;
    gap: .15rem;
    font-family: var(--f-head);
    font-size: 2rem;
    font-weight: 800;
    color: var(--navy);
    line-height: 1;
}
.about-badge strong .icon { width: 18px; height: 18px; color: var(--amber); }
.about-badge > span { font-size: .875rem; font-weight: 600; color: var(--muted); line-height: 1.35; }

.check-list {
    display: grid;
    gap: .75rem 1.5rem;
    margin: 1.5rem 0 0;
    padding: 0;
    list-style: none;
}
@media (min-width: 576px) {
    .check-list { grid-template-columns: 1fr 1fr; }
}
.check-list li {
    display: flex;
    align-items: flex-start;
    gap: .6rem;
    font-weight: 500;
    color: var(--heading);
    line-height: 1.45;
}
.check-list .icon {
    width: 22px;
    height: 22px;
    padding: 4px;
    margin-top: .05rem;
    color: #fff;
    background: var(--amber);
    border-radius: 50%;
    stroke-width: 3;
}

.call-inline {
    display: inline-flex;
    align-items: center;
    gap: .75rem;
    text-decoration: none;
    font-family: var(--f-head);
    font-weight: 800;
    font-size: 1.15rem;
    color: var(--navy);
}
.call-inline small { display: block; font-size: .8rem; font-weight: 600; color: var(--muted); }
.call-icon {
    display: grid;
    place-items: center;
    width: 50px;
    height: 50px;
    color: var(--navy);
    background: var(--amber-soft);
    border-radius: 50%;
}

/* 8. Services -------------------------------------------------------------- */
.service-card {
    height: 100%;
    display: flex;
    flex-direction: column;
    background: #fff;
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
    transition: transform .3s var(--ease), box-shadow .3s;
}
.service-card:hover { transform: translateY(-6px); box-shadow: var(--shadow); }

.service-media { position: relative; aspect-ratio: 4 / 3; background: var(--line); }
.service-media img { width: 100%; height: 100%; object-fit: cover; }
.service-icon {
    position: absolute;
    left: 1.25rem;
    bottom: -26px;
    display: grid;
    place-items: center;
    width: 54px;
    height: 54px;
    color: var(--navy);
    background: var(--amber);
    border: 4px solid #fff;
    border-radius: var(--radius);
    transition: background .3s, color .3s;
}
.service-icon .icon { width: 22px; height: 22px; }
.service-card:hover .service-icon { background: var(--navy); color: var(--amber); }

.service-body {
    display: flex;
    flex-direction: column;
    flex: 1;
    padding: 2.25rem 1.4rem 1.5rem;
}
.service-name { font-size: 1.2rem; margin-bottom: .6rem; }
.service-name a { color: inherit; text-decoration: none; }
.service-name a:hover { color: var(--amber-hover); }
.service-body p { font-size: .95rem; color: var(--muted); flex: 1; }

/* 9. Why choose us --------------------------------------------------------- */
.section-dark {
    background: var(--navy);
    color: #c3ccd7;
}
.section-dark .section-title { color: #fff; }
.section-dark .section-lead { color: #b3bfcc; }
.section-dark .eyebrow { color: var(--amber); }

.why-card {
    height: 100%;
    padding: 2rem 1.75rem;
    background: rgba(255, 255, 255, .04);
    border: 1px solid rgba(255, 255, 255, .1);
    border-radius: var(--radius);
    transition: background .3s, border-color .3s, transform .3s var(--ease);
}
.why-card:hover { background: rgba(255, 255, 255, .07); border-color: var(--amber); transform: translateY(-4px); }
.why-card h3 { font-size: 1.2rem; color: #fff; margin-bottom: .6rem; }
.why-card p { margin: 0; font-size: .95rem; }
.why-icon {
    display: grid;
    place-items: center;
    width: 56px;
    height: 56px;
    margin-bottom: 1.25rem;
    color: var(--navy);
    background: var(--amber);
    border-radius: var(--radius);
}
.why-icon .icon { width: 26px; height: 26px; }

/* 10. Projects ------------------------------------------------------------- */
.carousel-nav { display: flex; gap: .6rem; }
.carousel-btn {
    display: grid;
    place-items: center;
    width: 50px;
    height: 50px;
    padding: 0;
    color: var(--navy);
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 50%;
    box-shadow: var(--shadow-sm);
    transition: background .2s, color .2s, border-color .2s, opacity .2s;
}
.carousel-btn:hover { background: var(--amber); border-color: var(--amber); }
.carousel-btn[disabled] { opacity: .4; pointer-events: none; }
.carousel-btn .icon { width: 22px; height: 22px; }
html:not(.js) .carousel-nav { display: none; }

.project-track {
    display: grid;
    grid-auto-flow: column;
    grid-auto-columns: calc((100% - 3rem) / 3);
    gap: 1.5rem;
    margin: 0;
    padding: .5rem .25rem 1.25rem;
    list-style: none;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    scroll-behavior: smooth;
    scrollbar-width: thin;
    scrollbar-color: var(--amber) var(--line);
}
.project-track:focus-visible { outline-offset: 4px; }
.project-slide { scroll-snap-align: start; }

@media (max-width: 991.98px) {
    .project-track { grid-auto-columns: calc((100% - 1.5rem) / 2); }
}
@media (max-width: 575.98px) {
    .project-track { grid-auto-columns: 86%; gap: 1rem; }
}

.project-card {
    display: block;
    height: 100%;
    text-decoration: none;
    background: #fff;
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
    transition: box-shadow .3s;
}
.project-card:hover { box-shadow: var(--shadow); }
.project-media {
    position: relative;
    display: block;
    aspect-ratio: 4 / 3;
    overflow: hidden;
    background: var(--line);
}
.project-media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .6s var(--ease);
}
.project-media::after {
    content: "";
    position: absolute;
    inset: 0;
    background: rgba(13, 26, 44, .45);
    opacity: 0;
    transition: opacity .3s;
}
.project-zoom {
    position: absolute;
    top: 50%;
    left: 50%;
    z-index: 1;
    display: grid;
    place-items: center;
    width: 54px;
    height: 54px;
    color: var(--navy);
    background: var(--amber);
    border-radius: 50%;
    transform: translate(-50%, -50%) scale(.6);
    opacity: 0;
    transition: opacity .3s, transform .3s var(--ease);
}
.project-card:hover .project-media img,
.project-card:focus-visible .project-media img { transform: scale(1.06); }
.project-card:hover .project-media::after,
.project-card:focus-visible .project-media::after { opacity: 1; }
.project-card:hover .project-zoom,
.project-card:focus-visible .project-zoom { opacity: 1; transform: translate(-50%, -50%) scale(1); }

.project-info { display: block; padding: 1.1rem 1.25rem 1.25rem; }
.project-cat { display: block; font-size: .8rem; font-weight: 600; color: var(--amber-hover); margin-bottom: .2rem; }
.project-title { display: block; font-family: var(--f-head); font-weight: 700; font-size: 1.1rem; color: var(--heading); }

/* Portfolio page grid */
.work-filter { display: flex; flex-wrap: wrap; justify-content: center; gap: .5rem; margin-bottom: 2.25rem; }
.filter-btn {
    min-height: 44px;
    padding: .5rem 1.25rem;
    font-family: var(--f-head);
    font-size: .95rem;
    font-weight: 600;
    color: var(--heading);
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 999px;
    transition: background .2s, color .2s, border-color .2s;
}
.filter-btn:hover { border-color: var(--navy); }
.filter-btn.is-active { background: var(--navy); color: #fff; border-color: var(--navy); }
@media (max-width: 575.98px) {
    .work-filter {
        flex-wrap: nowrap;
        justify-content: flex-start;
        margin-inline: calc(var(--bs-gutter-x, 1.5rem) * -.5);
        padding: 0 calc(var(--bs-gutter-x, 1.5rem) * .5) .25rem;
        overflow-x: auto;
        scrollbar-width: none;
    }
    .work-filter::-webkit-scrollbar { display: none; }
    .filter-btn { flex-shrink: 0; min-height: 40px; padding: .4rem 1rem; font-size: .9rem; }
}

.work-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
    margin: 0;
    padding: 0;
    list-style: none;
}
@media (min-width: 576px) { .work-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 992px) { .work-grid { grid-template-columns: repeat(3, 1fr); } }
.work-item.is-hidden { display: none; }

/* Lightbox */
.lightbox {
    width: min(94vw, 1100px);
    max-width: none;
    max-height: 94vh;
    padding: 0;
    border: 0;
    background: transparent;
    overflow: visible;
}
.lightbox::backdrop { background: rgba(8, 15, 26, .9); }
.lightbox img { display: block; width: 100%; max-height: 80vh; object-fit: contain; border-radius: var(--radius-sm); }
.lightbox-caption { margin: .8rem 0 0; color: #dfe6ec; text-align: center; font-size: .95rem; }
.lightbox-close,
.lightbox-nav {
    position: absolute;
    display: grid;
    place-items: center;
    width: 46px;
    height: 46px;
    padding: 0;
    color: #fff;
    background: rgba(255, 255, 255, .12);
    border: 0;
    border-radius: 50%;
    transition: background .2s, color .2s;
}
.lightbox-close:hover,
.lightbox-nav:hover { background: var(--amber); color: var(--navy); }
.lightbox-close { top: -56px; right: 0; }
.lightbox-nav { top: 50%; transform: translateY(-50%); }
.lightbox-prev { left: 10px; }
.lightbox-next { right: 10px; }

/* 11. Process -------------------------------------------------------------- */
.process {
    display: grid;
    gap: 1.5rem;
    margin: 0;
    padding: 0;
    list-style: none;
}
@media (min-width: 576px) { .process { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 992px) { .process { grid-template-columns: repeat(4, 1fr); } }

.process-step {
    position: relative;
    padding: 2.25rem 1.6rem 1.75rem;
    text-align: center;
    background: #fff;
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
    border-bottom: 3px solid transparent;
    transition: border-color .3s, transform .3s var(--ease);
}
.process-step:hover { border-color: var(--amber); transform: translateY(-4px); }
.process-num {
    display: grid;
    place-items: center;
    width: 64px;
    height: 64px;
    margin: 0 auto 1.25rem;
    font-family: var(--f-head);
    font-size: 1.3rem;
    font-weight: 800;
    color: var(--amber);
    background: var(--navy);
    border-radius: 50%;
    box-shadow: 0 0 0 8px var(--amber-soft);
}
.process-step h3 { font-size: 1.25rem; margin-bottom: .5rem; }
.process-step p { margin: 0; font-size: .95rem; color: var(--muted); }

@media (min-width: 992px) {
    .process-step:not(:last-child)::after {
        content: "";
        position: absolute;
        top: 68px;
        right: -1.5rem;
        width: 1.5rem;
        border-top: 2px dashed var(--amber);
    }
}

/* 12. CTA band ------------------------------------------------------------- */
.cta-band { padding-block: clamp(48px, 6vw, 80px); }
.cta-box {
    position: relative;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 1.75rem 2rem;
    padding: clamp(2rem, 5vw, 3.75rem);
    background: var(--amber);
    border-radius: var(--radius-lg);
    overflow: hidden;
}
.cta-box::before,
.cta-box::after {
    content: "";
    position: absolute;
    border-radius: 50%;
    border: 40px solid rgba(255, 255, 255, .14);
    pointer-events: none;
}
.cta-box::before { width: 320px; height: 320px; right: -80px; top: -150px; }
.cta-box::after { width: 200px; height: 200px; left: 30%; bottom: -150px; }
.cta-box > * { position: relative; z-index: 1; }
.cta-box > div:first-child { max-width: 38rem; }
.cta-title { font-size: clamp(1.6rem, 1.15rem + 1.8vw, 2.5rem); font-weight: 800; margin-bottom: .6rem; }
.cta-box p { margin: 0; font-size: 1.075rem; color: #3b2c0f; }
.cta-actions { display: flex; flex-wrap: wrap; gap: .75rem; }

/* 13. Contact -------------------------------------------------------------- */
.contact-card,
.form-card {
    height: 100%;
    padding: clamp(1.5rem, 3vw, 2.5rem);
    border-radius: var(--radius-lg);
}
.contact-card { background: var(--navy); color: #c3ccd7; }
.contact-card h3 { color: #fff; font-size: 1.4rem; margin-bottom: .4rem; }
.contact-intro { margin-bottom: 1.5rem; }

.form-card { background: #fff; border: 1px solid var(--line); box-shadow: var(--shadow); }
.form-card h3 { font-size: 1.4rem; margin-bottom: .4rem; }
.form-intro { color: var(--muted); margin-bottom: 1.5rem; }

.contact-list { margin: 0 0 1.5rem; padding: 0; list-style: none; }
.contact-list li { display: flex; gap: 1rem; padding: .85rem 0; }
.contact-list li + li { border-top: 1px solid rgba(255, 255, 255, .1); }
.contact-icon {
    display: grid;
    place-items: center;
    flex-shrink: 0;
    width: 46px;
    height: 46px;
    color: var(--navy);
    background: var(--amber);
    border-radius: var(--radius);
}
.contact-list div { min-width: 0; flex: 1; }
.contact-label { display: block; font-size: .8rem; font-weight: 600; color: #9fb0c2; }
.contact-list a { color: #fff; font-weight: 500; text-decoration: none; overflow-wrap: anywhere; }
.contact-list a:hover { color: var(--amber); }
.hours-row { display: flex; justify-content: space-between; gap: 1rem; color: #fff; }

.map-wrap {
    aspect-ratio: 16 / 10;
    overflow: hidden;
    border-radius: var(--radius);
    background: var(--navy-2);
}
.map-wrap iframe { display: block; width: 100%; height: 100%; border: 0; }

.form-label { font-weight: 600; font-size: .925rem; color: var(--heading); margin-bottom: .4rem; }
.req { color: var(--danger); }
.optional { font-weight: 400; color: var(--muted); }

.enquiry-form .form-control,
.enquiry-form .form-select {
    min-height: 52px;
    padding: .7rem 1rem;
    font-size: 1rem;
    color: var(--text);
    background-color: var(--soft);
    border: 1px solid var(--line);
    border-radius: var(--radius-sm);
    transition: border-color .2s, box-shadow .2s, background-color .2s;
}
.enquiry-form textarea.form-control { min-height: 140px; resize: vertical; }
.enquiry-form .form-control:focus,
.enquiry-form .form-select:focus {
    background-color: #fff;
    border-color: var(--amber);
    box-shadow: 0 0 0 4px rgba(245, 165, 36, .2);
}
.enquiry-form [aria-invalid="true"] { border-color: var(--danger); background-color: #fff; }
.enquiry-form [aria-invalid="true"]:focus { box-shadow: 0 0 0 4px rgba(180, 35, 24, .15); }

.field-error { margin: .4rem 0 0; font-size: .875rem; font-weight: 500; color: var(--danger); }

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

.form-status {
    margin-bottom: 1.5rem;
    padding: 1rem 1.15rem;
    font-weight: 600;
    border-radius: var(--radius-sm);
    border-left: 4px solid;
}
.form-status.is-success { color: var(--success); background: #e8f5ee; border-color: var(--success); }
.form-status.is-error { color: #8e1f16; background: #fdeceb; border-color: var(--danger); }
.form-status:focus { outline: none; }

.form-foot { display: flex; flex-wrap: wrap; align-items: center; gap: .75rem 1.5rem; }
.form-note { margin: 0; font-size: .9rem; color: var(--muted); }

/* 14. Page hero / inner pages ---------------------------------------------- */
.page-hero {
    position: relative;
    padding-block: clamp(64px, 9vw, 120px);
    text-align: center;
    color: #d2dae3;
    background: var(--navy) var(--page-hero-img) center / cover no-repeat;
    isolation: isolate;
}
.page-hero::before {
    content: "";
    position: absolute;
    inset: 0;
    z-index: -1;
    background: linear-gradient(180deg, rgba(13, 26, 44, .88), rgba(13, 26, 44, .8));
}
.page-title { font-size: clamp(2rem, 1.4rem + 2.6vw, 3.25rem); font-weight: 800; color: #fff; margin-bottom: .75rem; }
.page-lead { font-size: 1.125rem; max-width: 40rem; margin: 0 auto 1.5rem; }
.crumbs {
    display: inline-flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: .5rem;
    margin: 0;
    padding: .5rem 1.25rem;
    list-style: none;
    font-size: .9rem;
    font-weight: 600;
    background: rgba(255, 255, 255, .08);
    border-radius: 999px;
}
.crumbs li + li::before { content: "/"; margin-right: .5rem; color: var(--amber); }
.crumbs a { color: #fff; text-decoration: none; }
.crumbs a:hover { color: var(--amber); }
.crumbs [aria-current] { color: var(--amber); }

.service-jump {
    position: sticky;
    top: var(--header-h);
    z-index: 1020;
    background: #fff;
    border-bottom: 1px solid var(--line);
    box-shadow: var(--shadow-sm);
}
.service-jump ul {
    display: flex;
    justify-content: center;
    gap: .25rem;
    margin: 0;
    padding: .6rem 0;
    list-style: none;
    overflow-x: auto;
    scrollbar-width: none;
}
.service-jump ul::-webkit-scrollbar { display: none; }
@media (max-width: 767.98px) { .service-jump ul { justify-content: flex-start; } }
.service-jump a {
    display: block;
    padding: .5rem 1rem;
    font-family: var(--f-head);
    font-size: .925rem;
    font-weight: 600;
    color: var(--heading);
    text-decoration: none;
    white-space: nowrap;
    border-radius: 999px;
}
.service-jump a:hover { background: var(--amber-soft); color: var(--amber-hover); }

.service-detail { scroll-margin-top: calc(var(--header-h) + 70px); }
.detail-icon {
    display: grid;
    place-items: center;
    width: 64px;
    height: 64px;
    margin-bottom: 1.25rem;
    color: var(--navy);
    background: var(--amber);
    border-radius: var(--radius);
}
.detail-icon .icon { width: 28px; height: 28px; }
.detail-img {
    width: 100%;
    aspect-ratio: 3 / 2;
    object-fit: cover;
    margin-bottom: 1.75rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    background: var(--line);
}
.service-actions { display: flex; flex-wrap: wrap; gap: .75rem; margin-top: 1.75rem; }

.detail-cols { display: grid; gap: 1.75rem; }
@media (min-width: 576px) { .detail-cols { grid-template-columns: 1fr 1fr; } }
.detail-heading { font-size: 1.05rem; margin-bottom: .75rem; }

.tick-list { margin: 0; padding: 0; list-style: none; }
.tick-list li {
    position: relative;
    padding: .5rem 0 .5rem 1.6rem;
    border-bottom: 1px solid var(--line);
    font-size: .95rem;
}
.tick-list li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 1rem;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--amber);
}
.tick-list-muted li { color: var(--muted); }
.tick-list-muted li::before { background: transparent; border: 2px solid var(--muted); }

.panel-inline {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 1.25rem 2rem;
    padding: clamp(1.5rem, 4vw, 2.5rem);
    background: var(--amber-soft);
    border: 1px solid #f7dca8;
    border-radius: var(--radius-lg);
}
.panel-title { font-size: 1.4rem; margin-bottom: .35rem; }
.panel-inline p { margin: 0; color: var(--muted); }

.prose { max-width: 72ch; margin-inline: auto; }
.prose h2 { font-size: 1.4rem; margin: 2.25rem 0 .75rem; }

.not-found { padding-block: clamp(72px, 10vw, 140px); text-align: center; background: var(--soft); }
.not-found-code {
    margin: 0;
    font-family: var(--f-head);
    font-weight: 800;
    font-size: clamp(5rem, 16vw, 9rem);
    line-height: 1;
    color: var(--amber);
}
.not-found .page-title { color: var(--heading); }
.not-found .page-lead { color: var(--muted); }
.not-found .hero-actions { display: flex; flex-wrap: wrap; justify-content: center; gap: .75rem; margin-top: 2rem; }

/* 15. Footer --------------------------------------------------------------- */
.site-footer {
    padding-top: clamp(56px, 7vw, 90px);
    background: var(--navy-deep);
    color: #aab6c3;
    font-size: .95rem;
}
.site-footer .brand-name { color: #fff; }
.site-footer .brand-tag { color: #8d9bab; display: block; }
.brand-footer { margin-bottom: 1.25rem; }
.footer-about { max-width: 22rem; }

.footer-heading {
    position: relative;
    margin-bottom: 1.5rem;
    padding-bottom: .75rem;
    font-size: 1.1rem;
    color: #fff;
}
.footer-heading::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: 0;
    width: 36px;
    height: 2px;
    background: var(--amber);
}
.footer-links { margin: 0; padding: 0; list-style: none; }
.footer-links li { margin-bottom: .6rem; }
.footer-links a,
.footer-contact a { color: #aab6c3; text-decoration: none; transition: color .2s, padding .2s; }
.footer-links a:hover { color: var(--amber); padding-left: 4px; }
.footer-contact a:hover { color: var(--amber); }

.footer-contact { font-style: normal; margin: 0; }
.footer-contact p { display: flex; gap: .75rem; margin-bottom: .9rem; }
.footer-contact .icon { margin-top: .25rem; color: var(--amber); }

.footer-social { display: flex; gap: .6rem; margin: 1.5rem 0 0; padding: 0; list-style: none; }
.footer-social a {
    display: grid;
    place-items: center;
    width: 42px;
    height: 42px;
    color: #fff;
    background: rgba(255, 255, 255, .08);
    border-radius: 50%;
    transition: background .2s, color .2s;
}
.footer-social a:hover { background: var(--amber); color: var(--navy); }
.footer-social .icon { width: 18px; height: 18px; }

.footer-bottom {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: .5rem 1.5rem;
    margin-top: clamp(40px, 6vw, 64px);
    padding-block: 1.5rem 5.5rem;
    border-top: 1px solid rgba(255, 255, 255, .1);
    font-size: .9rem;
}
.footer-bottom p { margin: 0; }
.footer-bottom a { color: #aab6c3; }
.footer-bottom a:hover { color: var(--amber); }
@media (min-width: 768px) { .footer-bottom { padding-bottom: 1.5rem; } }

/* 16. Floating buttons ----------------------------------------------------- */
.wa-float {
    position: fixed;
    right: clamp(14px, 2vw, 24px);
    bottom: clamp(14px, 2vw, 24px);
    z-index: 1025;
    display: grid;
    place-items: center;
    width: 58px;
    height: 58px;
    color: #fff;
    background: #1faa53;
    border-radius: 50%;
    box-shadow: 0 10px 28px rgba(31, 170, 83, .4);
    transition: transform .2s, background .2s;
}
.wa-float .icon { width: 28px; height: 28px; }
.wa-float:hover { color: #fff; background: #178c44; transform: scale(1.06); }

.to-top {
    position: fixed;
    right: clamp(14px, 2vw, 24px);
    bottom: calc(clamp(14px, 2vw, 24px) + 70px);
    z-index: 1025;
    display: grid;
    place-items: center;
    width: 46px;
    height: 46px;
    padding: 0;
    color: var(--navy);
    background: var(--amber);
    border: 0;
    border-radius: 50%;
    box-shadow: var(--shadow);
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: opacity .25s, transform .25s, visibility 0s .25s;
}
.to-top .icon { transform: rotate(90deg); }
.to-top.is-visible { opacity: 1; visibility: visible; transform: none; transition: opacity .25s, transform .25s; }

/* 17. Motion --------------------------------------------------------------- */
@media (prefers-reduced-motion: no-preference) {
    .js [data-reveal] {
        opacity: 0;
        transform: translateY(24px);
        transition: opacity .6s var(--ease), transform .6s var(--ease);
    }
    .js [data-reveal].is-visible { opacity: 1; transform: none; }
}

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

@media print {
    .topbar, .site-header, .wa-float, .to-top, .cta-band, .slider-ui { display: none !important; }
}