:root {
    --navy: #07213b;
    --navy-deep: #031525;
    --steel: #20506c;
    --steel-soft: #3e7592;
    --cyan: #60d5ff;
    --ice: #e7f8ff;
    --ice-strong: #f7fdff;
    --text: #153247;
    --muted: #5f7688;
    --line: rgba(7, 33, 59, 0.14);
    --shadow: 0 20px 45px rgba(7, 33, 59, 0.14);
    --radius: 24px;
    --radius-sm: 16px;
    --container: min(1160px, calc(100% - 2rem));
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: Inter, "Segoe UI", Roboto, Arial, sans-serif;
    color: var(--text);
    background: linear-gradient(180deg, #f9fdff 0%, #f3f9fc 100%);
    line-height: 1.6;
}

a {
    color: inherit;
    text-decoration: none;
}

img {
    max-width: 100%;
    display: block;
}

.container {
    width: var(--container);
    margin: 0 auto;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 20;
    backdrop-filter: blur(16px);
    background: rgba(255, 255, 255, 0.84);
    border-bottom: 1px solid rgba(7, 33, 59, 0.08);
}

.nav {
    width: var(--container);
    margin: 0 auto;
    min-height: 74px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 0.8rem;
    font-weight: 700;
    color: var(--navy);
    letter-spacing: -0.02em;
}

.brand-mark {
    display: inline-grid;
    place-items: center;
    width: 2.55rem;
    height: 2.55rem;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--navy) 0%, var(--steel) 60%, var(--cyan) 100%);
    color: white;
    font-family: "Space Grotesk", "Segoe UI", sans-serif;
    font-size: 0.95rem;
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.nav-links,
.nav-cta {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.nav-links {
    list-style: none;
    padding: 0;
    margin: 0;
    color: var(--muted);
}

.nav-links li {
    position: relative;
}

.nav-link {
    appearance: none;
    border: 0;
    font: inherit;
    cursor: pointer;
    padding: 0.45rem 0.65rem;
    border-radius: 999px;
    background: transparent;
    color: inherit;
    transition: background 180ms ease, color 180ms ease;
}

.nav-link:hover,
.nav-link.active,
.nav-dropdown-toggle[aria-expanded="true"] {
    color: var(--navy);
    background: rgba(96, 213, 255, 0.16);
}

.nav-item--dropdown {
    position: relative;
}

.submenu {
    position: absolute;
    top: calc(100% + 0.65rem);
    left: 0;
    min-width: 220px;
    padding: 0.7rem;
    margin: 0;
    list-style: none;
    background: rgba(255, 255, 255, 0.98);
    border: 1px solid var(--line);
    border-radius: 20px;
    box-shadow: var(--shadow);
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: opacity 180ms ease, transform 180ms ease, visibility 180ms ease;
}

.submenu li + li {
    margin-top: 0.35rem;
}

.submenu a {
    display: block;
    padding: 0.65rem 0.8rem;
    border-radius: 14px;
    color: var(--text);
}

.submenu a:hover,
.submenu a:focus-visible {
    background: rgba(96, 213, 255, 0.14);
    color: var(--navy);
}

.nav-item--dropdown:hover .submenu,
.nav-item--dropdown:focus-within .submenu,
.nav-item--dropdown.is-open .submenu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.nav-phone {
    font-size: 0.95rem;
    color: var(--steel);
    font-weight: 600;
}

.nav-toggle {
    display: none;
    border: 0;
    background: var(--ice);
    color: var(--navy);
    width: 2.8rem;
    height: 2.8rem;
    border-radius: 50%;
    font-size: 1.1rem;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.35rem;
    padding: 0.9rem 1.25rem;
    border-radius: 999px;
    font-weight: 700;
    transition: transform 180ms ease, box-shadow 180ms ease, background 180ms ease;
    border: 1px solid transparent;
}

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

.btn-primary {
    color: white;
    background: linear-gradient(135deg, var(--navy) 0%, var(--steel) 100%);
    box-shadow: 0 14px 30px rgba(32, 80, 108, 0.24);
}

.btn-outline {
    color: var(--navy);
    border-color: rgba(7, 33, 59, 0.16);
    background: rgba(255, 255, 255, 0.76);
}

.phone-icon {
    display: inline-flex;
    color: #4ebfde;
}

.phone-icon svg {
    width: 1rem;
    height: 1rem;
    fill: currentColor;
}

.btn-ghost {
    color: var(--steel);
    border-color: rgba(32, 80, 108, 0.18);
    background: var(--ice-strong);
}

.btn-sm {
    padding: 0.7rem 0.95rem;
    font-size: 0.95rem;
}

.hero,
.page-hero {
    position: relative;
    overflow: hidden;
}

.hero::before,
.page-hero::before {
    content: "";
    position: absolute;
    inset: 0;
    background:
        linear-gradient(90deg, transparent 0 10%, rgba(96, 213, 255, 0.16) 10% 12%, transparent 12% 100%),
        linear-gradient(0deg, transparent 0 18%, rgba(32, 80, 108, 0.12) 18% 20%, transparent 20% 100%);
    background-size: 180px 180px;
    pointer-events: none;
    opacity: 0.5;
}

.hero {
    padding: 5rem 0 4rem;
}

.hero--video {
    min-height: 86vh;
    min-height: 86svh;
    min-height: min(780px, 86vh);
    padding: 0;
    display: grid;
    align-items: center;
    background: linear-gradient(180deg, rgba(3, 21, 37, 0.58), rgba(3, 21, 37, 0.7)),
        url('../assets/3.webp') center / cover no-repeat;
}

.hero--video::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(3, 21, 37, 0.56), rgba(3, 21, 37, 0.68));
    z-index: 0;
}

.hero--video::before {
    z-index: 1;
    opacity: 0.24;
}

.hero-bg-video {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: brightness(0.42);
    pointer-events: none;
    transform: translateZ(0);
    -webkit-transform: translateZ(0);
}

.hero.hero--video .container {
    position: relative;
    z-index: 2;
    grid-template-columns: 1fr;
    min-height: 86vh;
    min-height: 86svh;
    min-height: min(780px, 86vh);
    align-content: center;
    justify-items: center;
}

.hero--video .hero-copy {
    width: min(760px, 100%);
    max-width: 760px;
    margin-inline: auto;
    justify-self: center;
    text-align: center;
}

.hero--video .hero-actions {
    justify-content: center;
}

.hero--video .hero-stats {
    max-width: 720px;
    margin-left: auto;
    margin-right: auto;
}

.hero--video .hero-copy h1,
.hero--video .hero-copy .lead,
.hero--video .hero-copy .eyebrow,
.hero--video .hero-copy .accent {
    color: #f4fbff;
}

.hero--video .hero-copy .eyebrow::before {
    background: linear-gradient(90deg, rgba(96, 213, 255, 0.95), transparent);
}

.page-banner {
    padding: 2rem 0 0;
}

.page-banner__frame {
    position: relative;
    overflow: hidden;
    min-height: 420px;
    border-radius: 34px;
    box-shadow: var(--shadow);
}

.page-banner__frame img {
    width: 100%;
    height: 100%;
    min-height: 420px;
    object-fit: cover;
    filter: brightness(0.58);
}

.page-banner__frame--contain {
    min-height: 0;
    background: linear-gradient(180deg, rgba(3, 21, 37, 0.9), rgba(32, 80, 108, 0.78));
}

.page-banner__frame--contain img {
    display: block;
    width: 100%;
    height: auto;
    min-height: 0;
    object-fit: contain;
    filter: brightness(0.72);
}

.page-banner__content {
    position: absolute;
    inset: auto auto 0 0;
    max-width: 640px;
    padding: 2.4rem;
    color: white;
}

.page-banner__content h1,
.page-banner__content p,
.page-banner__content .eyebrow {
    color: white;
}

.section-stack {
    display: grid;
    gap: 2rem;
}

.page-hero {
    padding: 4rem 0 2rem;
}

.hero .container,
.about-grid,
.why-grid,
.contact-grid,
.footer-grid {
    display: grid;
    gap: 2rem;
}

.hero .container {
    grid-template-columns: 1.1fr 0.9fr;
    align-items: center;
}

.eyebrow,
.kicker {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.85rem;
    color: var(--steel);
    font-size: 0.82rem;
    text-transform: uppercase;
    letter-spacing: 0.24em;
    font-weight: 700;
}

.eyebrow::before,
.kicker::before {
    content: "";
    width: 2.2rem;
    height: 1px;
    background: linear-gradient(90deg, var(--cyan), transparent);
}

h1,
h2,
h3,
h4 {
    margin: 0 0 0.7rem;
    color: var(--navy);
    font-family: "Space Grotesk", "Segoe UI", sans-serif;
    letter-spacing: -0.025em;
}

h1 {
    font-size: clamp(2.15rem, 3.5vw, 3.3rem);
    line-height: 1.1;
}

h2 {
    font-size: clamp(1.6rem, 2.2vw, 2.2rem);
}

.lead,
.section-head p,
.about-copy p,
.service-card p,
.product-card p,
.full-product-card p,
.cta-banner p,
.contact-card p,
.site-footer p {
    font-size: 1rem;
    color: var(--muted);
}

.accent {
    color: var(--steel);
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.85rem;
    margin: 1.5rem 0;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1rem;
    margin-top: 2rem;
}

.hero-stats>div,
.stat-card,
.service-card,
.product-card,
.full-product-card,
.contact-card,
.photo-card,
.map-frame,
.cta-banner,
.rating-banner {
    background: rgba(255, 255, 255, 0.88);
    border: 1px solid var(--line);
    box-shadow: var(--shadow);
}

.hero-stats>div {
    padding: 1rem;
    border-radius: var(--radius-sm);
}

.hero-stats strong,
.stat-card strong {
    display: block;
    color: var(--navy);
    font-size: 1.2rem;
    margin-bottom: 0.25rem;
}

.hero-stats span,
.stat-card span {
    display: block;
    font-size: 0.82rem;
    color: var(--muted);
    text-transform: uppercase;
    letter-spacing: 0.14em;
}

.hero-visual {
    position: relative;
}

.photo-frame {
    overflow: hidden;
    border-radius: 32px;
    box-shadow: var(--shadow);
    border: 1px solid rgba(255, 255, 255, 0.5);
}

.photo-frame img {
    width: 100%;
    height: auto;
    object-fit: cover;
}

.gauge-card {
    position: absolute;
    left: 1.15rem;
    bottom: 1.15rem;
    display: flex;
    align-items: center;
    gap: 0.9rem;
    padding: 0.95rem 1rem;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.95);
    border: 1px solid rgba(7, 33, 59, 0.1);
    box-shadow: var(--shadow);
}

.gauge-ring {
    display: grid;
    place-items: center;
    width: 3.4rem;
    height: 3.4rem;
    border-radius: 50%;
    background: conic-gradient(var(--cyan) 0 78%, rgba(96, 213, 255, 0.2) 78% 100%);
    color: var(--navy);
    font-weight: 700;
}

.gauge-ring span {
    display: inline-grid;
    place-items: center;
    width: 2.5rem;
    height: 2.5rem;
    border-radius: 50%;
    background: white;
    font-size: 0.84rem;
}

.section {
    padding: 5rem 0;
}

.section-alt {
    background: linear-gradient(180deg, rgba(96, 213, 255, 0.08), rgba(96, 213, 255, 0.02));
}

.about-grid,
.why-grid,
.contact-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    align-items: center;
}

.about-grid img,
.product-card img,
.full-product-card img {
    width: 100%;
    height: 260px;
    object-fit: cover;
    border-radius: 24px;
}

.about-grid--stacked {
    grid-template-columns: 1fr;
    gap: 1.5rem;
}

.about-grid--stacked img {
    height: auto;
    max-height: none;
    object-fit: contain;
}

.section-project-reference .about-grid--project-reference {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 0.8fr);
    align-items: start;
    gap: 2.3rem;
}

.section-project-reference .about-copy {
    position: sticky;
    top: 5.8rem;
    padding: 1.5rem;
    border-radius: 24px;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.92), rgba(231, 248, 255, 0.78));
    border: 1px solid var(--line);
    box-shadow: var(--shadow);
}

.about-gallery {
    display: grid;
    gap: 1rem;
}

.about-gallery[data-gallery-dragging="true"] .about-gallery__main {
    cursor: grabbing;
}

.about-gallery__stage {
    position: relative;
    overflow: hidden;
    border-radius: 28px;
    background: rgba(255, 255, 255, 0.9);
    border: 1px solid var(--line);
    box-shadow: var(--shadow);
}

.about-gallery__main {
    display: block;
    width: 100%;
    aspect-ratio: 1.18;
    object-fit: cover;
    border-radius: 28px;
    cursor: zoom-in;
    user-select: none;
    -webkit-user-drag: none;
    touch-action: pan-y;
    transition: transform 240ms ease, filter 240ms ease;
}

.about-gallery__main:hover,
.about-gallery__main:focus-visible {
    transform: scale(1.01);
    filter: saturate(1.04);
}

.about-gallery__nav {
    position: absolute;
    top: 50%;
    z-index: 2;
    display: grid;
    place-items: center;
    width: 3.25rem;
    height: 3.25rem;
    border: 0;
    border-radius: 50%;
    background: rgba(3, 21, 37, 0.66);
    color: white;
    font-size: 1.8rem;
    cursor: pointer;
    transform: translateY(-50%);
    box-shadow: 0 16px 28px rgba(3, 21, 37, 0.2);
    transition: transform 180ms ease, background 180ms ease;
}

.about-gallery__nav:hover,
.about-gallery__nav:focus-visible {
    transform: translateY(-50%) scale(1.06);
    background: rgba(3, 21, 37, 0.84);
}

.about-gallery__nav--prev {
    left: 1rem;
}

.about-gallery__nav--next {
    right: 1rem;
}

.about-gallery__stage-note {
    position: absolute;
    left: 1rem;
    right: 1rem;
    bottom: 1rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.8rem;
    padding: 0.55rem 0.8rem;
    border-radius: 999px;
    background: rgba(3, 21, 37, 0.58);
    color: #eef9ff;
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.01em;
    backdrop-filter: blur(6px);
}

.about-gallery__thumbs {
    display: flex;
    gap: 0.75rem;
    overflow-x: auto;
    overflow-y: hidden;
    scroll-behavior: smooth;
    scrollbar-width: none;
    padding-bottom: 0.2rem;
    touch-action: pan-y;
    cursor: grab;
    user-select: none;
}

.about-gallery__thumbs.is-user-scrolling {
    cursor: grabbing;
}

.about-gallery__thumbs::-webkit-scrollbar {
    display: none;
}

.about-gallery__thumb {
    flex: 0 0 148px;
    padding: 0;
    border: 0;
    background: transparent;
    border-radius: 18px;
    overflow: hidden;
    cursor: pointer;
    opacity: 0.78;
    transform: translateY(0);
    transition: transform 180ms ease, opacity 180ms ease, box-shadow 180ms ease;
}

.about-gallery__thumb img {
    display: block;
    width: 100%;
    aspect-ratio: 1.18;
    object-fit: cover;
    border-radius: 18px;
    border: 1px solid rgba(7, 33, 59, 0.08);
}

.about-gallery__thumb:hover,
.about-gallery__thumb:focus-visible,
.about-gallery__thumb.is-active {
    opacity: 1;
    transform: translateY(-3px);
    box-shadow: 0 18px 30px rgba(7, 33, 59, 0.16);
}

.about-gallery__thumb:focus-visible {
    outline: 3px solid rgba(96, 213, 255, 0.6);
    outline-offset: 3px;
}

.about-list {
    padding-left: 1.1rem;
    color: var(--muted);
}

.about-list li+li {
    margin-top: 0.7rem;
}

.vision-mission-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 2rem;
}

.vm-card {
    background: rgba(255, 255, 255, 0.88);
    border: 1px solid var(--line);
    padding: 2rem;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.vm-card h3 {
    color: var(--navy);
    margin-bottom: 1rem;
    font-size: 1.35rem;
}

.vm-card p {
    color: var(--muted);
    margin-bottom: 1rem;
}

.brand-feature-icon {
    width: 5rem;
    height: 5rem;
    object-fit: contain;
    margin-bottom: 1rem;
}

.vm-card ul {
    padding-left: 1.1rem;
}

.service-grid,
.product-teaser-grid,
.full-product-grid,
.photo-swap-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.25rem;
}

.service-card,
.product-card,
.full-product-card,
.photo-card {
    border-radius: 24px;
    overflow: hidden;
}

.service-card,
.product-card,
.full-product-card {
    padding: 1.1rem;
}

.service-num {
    display: inline-flex;
    width: 2.4rem;
    height: 2.4rem;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: rgba(96, 213, 255, 0.2);
    color: var(--steel);
    font-weight: 700;
    margin-bottom: 0.9rem;
}

.pc-body,
.fpc-body {
    padding-top: 1rem;
}

.fpc-tag {
    display: inline-block;
    margin-bottom: 0.5rem;
    font-size: 0.78rem;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--steel);
    font-weight: 700;
}

.fpc-actions {
    margin-top: 1rem;
}

.daikin-lineup-card img {
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(231, 248, 255, 0.92));
    padding: 1rem;
    object-fit: contain;
}

.why-grid {
    gap: 2.5rem;
}

.stat-cards {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1rem;
}

.stat-card {
    padding: 1.2rem;
    border-radius: 20px;
}

.rating-banner,
.cta-banner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1.25rem;
    padding: 1.6rem 1.8rem;
    border-radius: 28px;
}

.stars {
    color: #ffb84d;
    letter-spacing: 0.2em;
    font-size: 1.2rem;
}

.filter-row {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
}

.filter-chip {
    border: 1px solid rgba(32, 80, 108, 0.18);
    background: white;
    color: var(--steel);
    border-radius: 999px;
    padding: 0.7rem 1rem;
    font-weight: 700;
    cursor: pointer;
}

.filter-chip.active {
    background: linear-gradient(135deg, var(--navy), var(--steel));
    color: white;
    border-color: transparent;
}

.video-embed {
    display: grid;
    gap: 1.5rem;
}

.video-embed__frame {
    overflow: hidden;
    border-radius: 28px;
    background: rgba(255, 255, 255, 0.9);
    border: 1px solid var(--line);
    box-shadow: var(--shadow);
}

.video-embed__frame video {
    display: block;
    width: 100%;
    height: auto;
    max-height: 640px;
    background: #031525;
}

.video-embed__frame iframe {
    display: block;
    width: 100%;
    aspect-ratio: 16 / 9;
    border: 0;
    background: #031525;
}

.carousel-wrapper {
    position: relative;
    overflow: hidden;
    background: rgba(255, 255, 255, 0.4);
    border-radius: var(--radius);
    padding: 1rem;
    touch-action: pan-y;
    cursor: grab;
    user-select: none;
}

.carousel-wrapper.is-user-scrolling {
    cursor: grabbing;
}

.about-gallery__thumbs img,
.carousel-wrapper img {
    -webkit-user-drag: none;
}

.carousel-track {
    display: flex;
    gap: 1rem;
    width: max-content;
    animation: carousel-slide var(--carousel-duration, 20s) linear infinite;
    will-change: transform;
}

@keyframes carousel-slide {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(calc(-1 * var(--loop-distance, 0px)));
    }
}

.carousel-wrapper:hover .carousel-track {
    animation-play-state: paused;
}

.carousel-wrapper.is-user-scrolling .carousel-track {
    animation-play-state: paused;
}

.brands-grid {
    display: grid;
    grid-template-columns: repeat(6, minmax(0, 1fr));
    gap: 1rem;
    align-items: center;
}

.brand-card {
    display: grid;
    place-items: center;
    padding: 1.2rem;
    background: rgba(255, 255, 255, 0.88);
    border: 1px solid var(--line);
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow);
    transition: transform 180ms ease, box-shadow 180ms ease;
    flex: 0 0 auto;
    min-width: 160px;
}

.brand-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 24px 54px rgba(7, 33, 59, 0.18);
}

.brand-card img {
    max-width: 100%;
    height: auto;
    object-fit: contain;
}

.ac-type-card {
    min-width: 240px;
    gap: 0.7rem;
}

.ac-type-card img {
    width: 100%;
    height: 128px;
    border-radius: 12px;
    object-fit: cover;
}

.ac-type-card p {
    margin: 0;
    color: var(--navy);
    font-weight: 700;
    font-size: 0.9rem;
    text-align: center;
}

.certificate-card {
    position: relative;
    min-width: 520px;
    cursor: pointer;
    overflow: hidden;
}

.image-zoom-card {
    position: relative;
    cursor: pointer;
    overflow: hidden;
}

.certificate-card::after,
.image-zoom-card::after {
    content: "Tap to expand";
    position: absolute;
    right: 1rem;
    bottom: 1rem;
    padding: 0.45rem 0.7rem;
    border-radius: 999px;
    background: rgba(3, 21, 37, 0.72);
    color: white;
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    opacity: 0;
    transform: translateY(8px);
    transition: opacity 180ms ease, transform 180ms ease;
}

.certificate-card:hover::after,
.certificate-card:focus-visible::after,
.image-zoom-card:hover::after,
.image-zoom-card:focus-visible::after {
    opacity: 1;
    transform: translateY(0);
}

.certificate-card:focus-visible,
.image-zoom-card:focus-visible {
    outline: 3px solid rgba(96, 213, 255, 0.7);
    outline-offset: 4px;
}

.certificate-card img {
    border-radius: 18px;
}

.modal-open {
    overflow: hidden;
}

.certificate-modal {
    position: fixed;
    inset: 0;
    display: grid;
    place-items: center;
    padding: 1.5rem;
    background: rgba(3, 21, 37, 0.52);
    backdrop-filter: blur(20px);
    opacity: 0;
    pointer-events: none;
    transition: opacity 220ms ease;
    z-index: 40;
}

.certificate-modal.is-open {
    opacity: 1;
    pointer-events: auto;
}

.certificate-modal__dialog {
    position: relative;
    width: min(720px, 100%);
    padding: 1rem;
    border: 1px solid rgba(255, 255, 255, 0.22);
    border-radius: 30px;
    background: linear-gradient(180deg, rgba(247, 253, 255, 0.98), rgba(231, 248, 255, 0.94));
    box-shadow: 0 32px 80px rgba(3, 21, 37, 0.28);
    transform: translateY(18px) scale(0.98);
    transition: transform 220ms ease;
}

.certificate-modal.is-open .certificate-modal__dialog {
    transform: translateY(0) scale(1);
}

.certificate-modal__frame {
    overflow: hidden;
    border-radius: 22px;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.92), rgba(231, 248, 255, 0.9));
}

.certificate-modal__frame img {
    display: block;
    width: 100%;
    height: auto;
}

.certificate-modal__close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    width: 3rem;
    height: 3rem;
    border: 0;
    border-radius: 50%;
    background: rgba(3, 21, 37, 0.74);
    color: white;
    font-size: 1.25rem;
    cursor: pointer;
    box-shadow: 0 16px 32px rgba(3, 21, 37, 0.24);
}

.certificate-modal__caption {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 1rem 0.35rem 0.2rem;
}

.certificate-modal__eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--steel);
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.18em;
    text-transform: uppercase;
}

.certificate-modal__eyebrow::before {
    content: "";
    width: 2rem;
    height: 1px;
    background: linear-gradient(90deg, var(--cyan), transparent);
}

.certificate-modal__title {
    margin: 0.35rem 0 0;
    color: var(--navy);
    font-size: clamp(1.2rem, 2vw, 1.6rem);
}

.certificate-modal__hint {
    color: var(--muted);
    font-size: 0.65rem;
    white-space: nowrap;
}

.gallery-modal__dialog {
    width: min(1100px, 100%);
}

.gallery-modal__frame {
    position: relative;
}

.gallery-modal__frame img {
    display: block;
    width: 100%;
    max-height: calc(100vh - 14rem);
    object-fit: contain;
}

.gallery-modal__caption {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 0.9rem 0.2rem 0.25rem;
}

.gallery-modal__title {
    margin: 0.35rem 0 0;
}

.gallery-modal__counter {
    color: var(--muted);
    font-size: 0.9rem;
    font-weight: 700;
    letter-spacing: 0.04em;
}

.gallery-modal__nav {
    position: absolute;
    z-index: 2;
    display: grid;
    place-items: center;
    border: 0;
    border-radius: 50%;
    color: white;
    cursor: pointer;
    transition: transform 180ms ease, background 180ms ease;
}

.gallery-modal__nav {
    top: 50%;
    width: 3.2rem;
    height: 3.2rem;
    font-size: 1.7rem;
    background: rgba(3, 21, 37, 0.7);
    transform: translateY(-50%);
}

.gallery-modal__nav--prev {
    left: 1.1rem;
}

.gallery-modal__nav--next {
    right: 1.1rem;
}

.gallery-modal__nav:hover,
.gallery-modal__nav:focus-visible {
    background: rgba(96, 213, 255, 0.24);
    transform: translateY(-50%) scale(1.06);
}

.contact-card {
    padding: 1.4rem;
    border-radius: 24px;
}

.contact-row {
    display: flex;
    gap: 0.85rem;
    align-items: flex-start;
    padding: 0.8rem 0;
}

.contact-row+.contact-row {
    border-top: 1px solid var(--line);
}

.contact-icon {
    display: inline-grid;
    place-items: center;
    width: 2.45rem;
    height: 2.45rem;
    border-radius: 50%;
    background: rgba(96, 213, 255, 0.2);
    color: var(--steel);
    flex-shrink: 0;
}

.map-frame {
    position: relative;
    min-height: 500px;
    border-radius: 24px;
    overflow: hidden;
}

.map-frame iframe {
    position: absolute;
    inset: 0;
    display: block;
    width: 100%;
    height: 100%;
    border: 0;
}

.site-footer {
    padding: 4rem 0 2rem;
    color: #cfe8f4;
    background: var(--navy-deep);
}

.footer-grid {
    grid-template-columns: 1.4fr 0.8fr 0.8fr;
    margin-bottom: 1.7rem;
}

.site-footer h4,
.site-footer .brand {
    color: white;
}

.site-footer ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.site-footer li+li {
    margin-top: 0.5rem;
}

.site-footer a {
    color: #cfe8f4;
}

.social-row {
    display: flex;
    gap: 0.8rem;
    flex-wrap: wrap;
    margin-top: 1rem;
}

.social-row a {
    display: inline-grid;
    place-items: center;
    width: 2.4rem;
    height: 2.4rem;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.08);
    color: white;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    flex-wrap: wrap;
    padding-top: 1rem;
    border-top: 1px solid rgba(255, 255, 255, 0.12);
    color: rgba(255, 255, 255, 0.72);
    font-size: 0.95rem;
}

.wa-float {
    position: fixed;
    right: 1.15rem;
    bottom: 1.15rem;
    width: 3.35rem;
    height: 3.35rem;
    display: grid;
    place-items: center;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--cyan), var(--white));
    color: white;
    box-shadow: var(--shadow);
    z-index: 25;
    font-size: 1.3rem;
    transition: transform 300ms cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 300ms ease;
}

.wa-float:hover {
    transform: scale(1.15) rotate(15deg);
    box-shadow: 0 28px 60px rgba(7, 33, 59, 0.22);
}

.reveal {
    opacity: 0;
    transform: translateY(22px);
    transition: opacity 500ms ease, transform 500ms ease;
}

.reveal.in-view {
    opacity: 1;
    transform: translateY(0);
}

.photo-card {
    padding: 1rem;
}

.photo-card .photo-pill {
    display: inline-block;
    padding: 0.35rem 0.6rem;
    border-radius: 999px;
    background: rgba(96, 213, 255, 0.16);
    color: var(--steel);
    font-size: 0.8rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
}

.photo-pill-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
}

.photo-pill-list span {
    display: inline-flex;
    align-items: center;
    padding: 0.5rem 0.7rem;
    border-radius: 999px;
    background: rgba(96, 213, 255, 0.16);
    color: var(--steel);
    font-size: 0.9rem;
    font-weight: 700;
}

@media (max-width: 960px) {
    .hero .container,
    .about-grid,
    .why-grid,
    .contact-grid,
    .footer-grid,
    .service-grid,
    .product-teaser-grid,
    .full-product-grid,
    .photo-swap-grid,
    .vision-mission-grid {
        grid-template-columns: 1fr 1fr;
    }

    .about-gallery__thumb {
        flex-basis: 138px;
    }

    .carousel-track {
        animation: carousel-slide-tablet var(--carousel-duration, 25s) linear infinite;
    }

    @keyframes carousel-slide-tablet {
        0% {
            transform: translateX(0);
        }
        100% {
            transform: translateX(calc(-1 * var(--loop-distance, 0px)));
        }
    }

    .hero .container {
        grid-template-columns: 1fr;
    }

    .section-project-reference .about-grid--project-reference {
        grid-template-columns: 1fr;
    }

    .section-project-reference .about-copy {
        position: static;
    }

    .hero--video,
    .hero--video .container {
        min-height: 78vh;
        min-height: 78svh;
    }

    .about-gallery__thumbs {
        grid-template-columns: repeat(4, minmax(0, 1fr));
    }

    .hero-stats {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
}

@media (max-width: 760px) {
    .nav {
        position: relative;
        flex-wrap: wrap;
    }

    .nav-toggle {
        display: inline-grid;
        place-items: center;
        margin-left: auto;
    }

    .nav-links {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        display: none;
        flex-direction: column;
        padding: 1rem;
        background: rgba(255, 255, 255, 0.96);
        border-bottom: 1px solid var(--line);
    }

    .nav-links li {
        width: 100%;
    }

    .nav-link {
        width: 100%;
        justify-content: space-between;
        text-align: left;
    }

    .submenu {
        position: static;
        min-width: 0;
        margin-top: 0.5rem;
        padding: 0.35rem;
        opacity: 1;
        visibility: visible;
        transform: none;
        display: none;
        box-shadow: none;
    }

    .nav-item--dropdown.is-open .submenu {
        display: block;
    }

    .nav-item--dropdown:hover .submenu,
    .nav-item--dropdown:focus-within .submenu {
        display: none;
    }

    .nav-item--dropdown.is-open:hover .submenu,
    .nav-item--dropdown.is-open:focus-within .submenu {
        display: block;
    }

    .nav-links.open {
        display: flex;
    }

    .nav-cta {
        display: none;
    }

    .hero,
    .page-hero,
    .section {
        padding: 3.6rem 0;
    }

    .page-banner__frame,
    .page-banner__frame img {
        min-height: 300px;
    }

    .page-banner__frame--contain,
    .page-banner__frame--contain img {
        min-height: 0;
    }

    .page-banner__content {
        padding: 1.5rem;
    }

    .hero-stats,
    .about-grid,
    .why-grid,
    .contact-grid,
    .footer-grid,
    .service-grid,
    .product-teaser-grid,
    .full-product-grid,
    .photo-swap-grid,
    .vision-mission-grid,
    .stat-cards {
        grid-template-columns: 1fr;
    }

    .carousel-track {
        animation: carousel-slide-mobile var(--carousel-duration, 20s) linear infinite;
    }

    .certificate-card {
        min-width: min(82vw, 520px);
    }

    .certificate-modal__caption {
        flex-direction: column;
        align-items: flex-start;
    }

    .certificate-modal__hint {
        white-space: normal;
    }

    .gallery-modal {
        padding: 1rem;
    }

    .gallery-modal__dialog {
        width: min(100%, 720px);
    }

    .gallery-modal__frame img {
        max-height: calc(100vh - 12rem);
    }

    .gallery-modal__caption {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.35rem;
    }

    .gallery-modal__nav {
        top: auto;
        bottom: 4.8rem;
        transform: none;
        width: 2.8rem;
        height: 2.8rem;
        font-size: 1.45rem;
    }

    .gallery-modal__nav--prev {
        left: 0.9rem;
    }

    .gallery-modal__nav--next {
        right: 0.9rem;
    }

    .gallery-modal__nav:hover,
    .gallery-modal__nav:focus-visible {
        transform: none;
    }

    @keyframes carousel-slide-mobile {
        0% {
            transform: translateX(0);
        }
        100% {
            transform: translateX(calc(-1 * var(--loop-distance, 0px)));
        }
    }

    .rating-banner,
    .cta-banner {
        flex-direction: column;
        align-items: flex-start;
    }

    .about-gallery__thumbs {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .about-gallery__nav {
        width: 2.9rem;
        height: 2.9rem;
        font-size: 1.5rem;
    }

    .about-gallery__thumb {
        flex-basis: 132px;
    }
}