:root {
    --navy: #06152b;
    --deep: #030c1b;
    --blue: #51baf6;
    --white: #f5f8fc;
    --muted: #a7b5c9
}

* {
    box-sizing: border-box
}

html {
    scroll-behavior: smooth
}

body {
    margin: 0;
    background: var(--deep);
    color: var(--white);
    font-family: 'DM Sans', 'Noto Sans TC', sans-serif;
    overflow-x: hidden
}

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

button,
input,
textarea {
    font: inherit
}

.progress {
    position: fixed;
    top: 0;
    left: 0;
    height: 3px;
    width: 0;
    background: var(--blue);
    z-index: 99
}

.site-header {
    position: fixed;
    z-index: 80;
    top: 0;
    left: 0;
    right: 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 22px clamp(22px, 5vw, 92px);
    transition: .35s;
    background: linear-gradient(#020c1bc9, transparent)
}

.site-header.scrolled {
    background: #041227f0;
    backdrop-filter: blur(16px);
    padding-top: 13px;
    padding-bottom: 13px;
    border-bottom: 1px solid #ffffff18
}

.brand {
    font-size: 20px;
    letter-spacing: .08em;
    font-weight: 800;
    display: flex;
    gap: 13px;
    align-items: center
}

.brand-mark {
    width: 37px;
    height: 37px;
    border: 2px solid var(--blue);
    display: grid;
    place-items: center;
    color: var(--blue);
    font-size: 18px;
    transform: skew(-10deg)
}

.brand small {
    display: block;
    font-size: 9px;
    letter-spacing: .22em;
    font-weight: 500;
    color: #a6c6df
}

.nav {
    display: flex;
    align-items: center;
    gap: 35px;
    font-size: 13px;
    letter-spacing: .09em
}

.nav a:not(.nav-contact) {
    transition: color .2s
}

.nav a:hover,
.nav .active {
    color: var(--blue)
}

.nav-contact {
    padding: 12px 21px;
    border: 1px solid #85caff70
}

.menu-toggle {
    display: none;
    border: 1px solid #ffffff55;
    color: #fff;
    background: transparent;
    padding: 10px 13px
}

.hero {
    min-height: 100svh;
    position: relative;
    display: flex;
    align-items: center;
    isolation: isolate;
    overflow: hidden
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: -2;
    background-size: cover;
    background-position: center;
    animation: heroZoom 16s ease-out both
}

.hero:after {
    content: '';
    position: absolute;
    inset: 0;
    z-index: -1;
    background: linear-gradient(90deg, #020c1bad 5%, #04172bad 43%, #06152b42 100%), linear-gradient(0deg, #020b18d9, transparent 45%);
}

@keyframes heroZoom {
    from {
        transform: scale(1.14)
    }

    to {
        transform: scale(1)
    }
}

.hero-inner {
    padding: 150px clamp(25px, 8vw, 150px) 130px;
    width: 100%
}

.eyebrow {
    display: flex;
    align-items: center;
    gap: 14px;
    color: var(--blue);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: .28em;
    text-transform: uppercase
}

.eyebrow:before {
    content: '';
    width: 32px;
    height: 1px;
    background: var(--blue)
}

.hero h1 {
    font-size: clamp(64px, 11vw, 176px);
    letter-spacing: -.075em;
    line-height: .92;
    margin: 32px 0 30px;
    font-weight: 800
}

.hero h1 span {
    display: block;
    color: transparent;
    -webkit-text-stroke: 1px #c4e5ffb5
}

.hero p {
    font-size: clamp(15px, 1.5vw, 19px);
    line-height: 2;
    color: #d3e0ec;
    max-width: 580px
}

.hero-actions {
    display: flex;
    gap: 25px;
    align-items: center;
    margin-top: 43px
}

.link-arrow {
    display: inline-flex;
    align-items: center;
    gap: 23px;
    font-size: 13px;
    font-weight: 700;
    letter-spacing: .13em;
    text-transform: uppercase;
    border-bottom: 1px solid #ffffff7c;
    padding-bottom: 13px
}


.link-arrow b {
    color: var(--blue);
    font-size: 25px;
    font-weight: 400;
    transition: transform .25s
}

.link-arrow:hover b {
    transform: translate(6px, -5px)
}

.scroll-cue {
    position: absolute;
    bottom: 35px;
    left: clamp(25px, 8vw, 150px);
    display: flex;
    align-items: center;
    gap: 20px;
    color: #bdcce0;
    font-size: 10px;
    letter-spacing: .2em
}

.scroll-cue:before {
    content: '';
    height: 55px;
    width: 1px;
    background: #90caff;
    animation: pulse 1.7s infinite
}

@keyframes pulse {
    50% {
        opacity: .25
    }
}

.vertical-word {
    position: absolute;
    right: 4%;
    bottom: 60px;
    writing-mode: vertical-rl;
    letter-spacing: .4em;
    font-size: 11px;
    color: #c8d9e9
}

.section {
    padding: clamp(95px, 12vw, 180px) clamp(24px, 8vw, 150px);
    position: relative
}

.section-kicker {
    color: var(--blue);
    font-size: 12px;
    letter-spacing: .25em;
    font-weight: 700;
    margin-bottom: 30px
}

.section-title {
    font-size: clamp(43px, 6.5vw, 100px);
    letter-spacing: -.06em;
    line-height: 1.05;
    margin: 0;
    font-weight: 800
}

.section-title em {
    font-style: normal;
    color: var(--blue)
}

.section-desc {
    font-size: 16px;
    line-height: 2.1;
    color: #b9c8d8;
    max-width: 570px
}

.intro {
    background: #f4f7fa;
    color: #0a203c
}

.intro .section-kicker {
    color: #17639c
}

.intro .section-desc {
    color: #526579
}

.intro-layout {
    display: grid;
    grid-template-columns: 1.2fr .8fr;
    gap: 8vw;
    align-items: end
}

.intro .link-arrow {
    border-color: #66829b
}

.intro-visual {
    height: 540px;
    position: relative;
    overflow: hidden;
    margin-top: 75px
}

.intro-visual img,
.image-panel img,
.service-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 1.2s
}

.intro-visual:hover img,
.image-panel:hover img,
.service-row:hover img {
    transform: scale(1.06)
}

.intro-visual:after {
    content: 'DINGHANG / LOGISTICS';
    position: absolute;
    bottom: 24px;
    left: 28px;
    color: white;
    font-size: 12px;
    letter-spacing: .3em
}

.metrics {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    border-top: 1px solid #aabac9;
    margin-top: 60px
}

.metric {
    padding: 36px 20px 0 0;
    border-right: 1px solid #ccd5df
}

.metric:not(:first-child) {
    padding-left: 35px
}

.metric:last-child {
    border: 0
}

.metric strong {
    font-size: clamp(35px, 4vw, 64px);
    letter-spacing: -.06em
}

.metric p {
    font-size: 12px;
    color: #617389
}

.services {
    background: #06152b
}

.services-heading {
    display: flex;
    justify-content: space-between;
    align-items: end;
    gap: 50px;
    margin-bottom: 65px
}

.service-row {
    border-top: 1px solid #ffffff3b;
    display: grid;
    grid-template-columns: 70px 1fr 30% 45px;
    align-items: center;
    gap: 30px;
    min-height: 195px;
    transition: background .35s;
    padding: 24px 0
}

.service-row:last-child {
    border-bottom: 1px solid #ffffff3b
}

.service-row:hover {
    background: #ffffff0a
}

.service-number {
    font-size: 12px;
    color: var(--blue)
}

.service-row h3 {
    font-size: clamp(25px, 3.4vw, 48px);
    letter-spacing: -.04em;
    margin: 0 0 12px
}

.service-row p {
    color: #9db0c5;
    font-size: 13px;
    margin: 0;
    line-height: 1.8
}

.service-image {
    height: 145px;
    overflow: hidden
}

.service-row .arrow {
    font-size: 30px;
    color: var(--blue)
}

.statement {
    min-height: 80vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    position: relative;
    isolation: isolate;
    background: #020b17;
    overflow: hidden
}

.statement:before {
    content: '';
    position: absolute;
    inset: 0;
    z-index: -2;
    background: url('../images/S__5726275_0_0.jpg') center/cover fixed
}

.statement:after {
    content: '';
    position: absolute;
    inset: 0;
    z-index: -1;
    background: #04152cd6
}

.statement h2 {
    font-size: clamp(44px, 8vw, 125px);
    letter-spacing: -.07em;
    line-height: 1.05;
    margin: 25px 0
}

.statement h2 span {
    color: transparent;
    -webkit-text-stroke: 1px #e2f2ff
}

.statement p {
    color: #c0d1e3
}

.process {
    background: #f4f7fa;
    color: #0a203c
}

.process-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1px;
    background: #cdd7e2;
    margin-top: 70px
}

.process-card {
    background: #f4f7fa;
    padding: 35px 25px;
    min-height: 240px
}

.process-card strong {
    color: #2175ae;
    font-size: 13px
}

.process-card h3 {
    font-size: 24px;
    margin: 42px 0 12px
}

.process-card p {
    font-size: 13px;
    line-height: 1.9;
    color: #627388
}

.cta {
    background: #0d3863;
    padding: 110px clamp(24px, 8vw, 150px);
    display: flex;
    justify-content: space-between;
    align-items: end;
    gap: 35px
}

.cta h2 {
    font-size: clamp(42px, 6vw, 85px);
    letter-spacing: -.06em;
    line-height: 1.1;
    margin: 15px 0
}

.footer {
    background: #020a15;
    padding: 75px clamp(24px, 8vw, 150px) 30px
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.4fr 1fr 1fr;
    gap: 40px
}

.footer p,
.footer a {
    color: #9aafc5;
    line-height: 2;
    font-size: 13px
}

.footer-bottom {
    margin-top: 75px;
    padding-top: 25px;
    border-top: 1px solid #ffffff2b;
    color: #6d839c;
    font-size: 11px;
    letter-spacing: .08em
}

.page-hero {
    min-height: 66vh;
    display: flex;
    align-items: end;
    padding: 170px clamp(24px, 8vw, 150px) 95px;
    background: linear-gradient(90deg, #020c1bf2, #071a33a0), url('../images/S__5726211.jpg') center/cover
}

.page-hero h1 {
    font-size: clamp(65px, 10vw, 145px);
    letter-spacing: -.07em;
    line-height: .95;
    margin: 25px 0
}

.content-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8vw;
    align-items: center
}

.image-panel {
    height: 500px;
    overflow: hidden
}

.info-list {
    margin-top: 40px;
    border-top: 1px solid #ffffff44
}

.info-list div {
    padding: 22px 0;
    border-bottom: 1px solid #ffffff44;
    display: flex;
    justify-content: space-between;
    gap: 20px
}

.info-list span {
    color: #a9bbcf
}

.contact-section {
    background: #f4f7fa;
    color: #102742
}

.contact-section .section-desc {
    color: #566a7e
}

.contact-form {
    display: grid;
    gap: 17px
}

.contact-trap {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip-path: inset(50%);
}

.contact-form label {
    font-size: 12px;
    font-weight: 700;
    letter-spacing: .1em
}

.contact-form input,
.contact-form textarea {
    width: 100%;
    padding: 15px 12px;
    border: 0;
    border-bottom: 1px solid #9bb0c2;
    background: transparent;
    outline: none;
    border-radius: 0
}

.contact-form input:focus,
.contact-form textarea:focus {
    border-color: #15689d
}

.submit {
    background: #0b2b4c;
    color: #fff;
    padding: 19px 30px;
    border: 0;
    cursor: pointer;
    text-align: left
}

.reveal {
    opacity: 0;
    transform: translateY(65px);
    transition: opacity .85s, transform .85s
}

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

@media(max-width:800px) {
    .site-header {
        padding: 16px 22px
    }

    .menu-toggle {
        display: block
    }

    .nav {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: #04152b;
        flex-direction: column;
        align-items: stretch;
        padding: 24px;
        gap: 25px
    }

    .nav.open {
        display: flex
    }

    .hero h1 {
        font-size: clamp(55px, 12vw, 100px)
    }

    .intro-layout,
    .content-grid {
        grid-template-columns: 1fr
    }

    .intro-visual {
        height: 340px;
        margin-top: 40px
    }

    .services-heading {
        display: block
    }

    .service-row {
        grid-template-columns: 35px 1fr 28px;
        gap: 15px;
        min-height: 150px
    }

    .service-image {
        display: none
    }

    .service-row h3 {
        font-size: 27px
    }

    .metrics {
        grid-template-columns: 1fr 1fr
    }

    .metric:last-child {
        padding-left: 0
    }

    .process-grid {
        grid-template-columns: 1fr 1fr
    }

    .cta {
        display: block
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr
    }

    .footer-grid>div:first-child {
        grid-column: 1/-1
    }

    .image-panel {
        height: 330px
    }

    .statement:before {
        background-attachment: scroll
    }
}

@media(max-width:480px) {
    .hero-inner {
        padding: 150px 24px 100px
    }

    .hero h1 {
        font-size: clamp(50px, 14vw, 75px)
    }

    .hero p {
        font-size: 14px
    }

    .metrics {
        grid-template-columns: 1fr
    }

    .metric,
    .metric:not(:first-child) {
        padding: 20px 0;
        border-right: 0;
        border-bottom: 1px solid #cbd6df
    }

    .process-grid {
        grid-template-columns: 1fr
    }

    .footer-grid {
        grid-template-columns: 1fr
    }

    .footer-grid>div:first-child {
        grid-column: auto
    }

    .section {
        padding: 85px 24px
    }

    .page-hero {
        padding: 160px 24px 70px
    }

    .page-hero h1 {
        font-size: 58px
    }
}

@media(prefers-reduced-motion:reduce) {

    *,
    *:before,
    *:after {
        animation: none !important;
        transition: none !important;
        scroll-behavior: auto !important
    }

    .reveal {
        opacity: 1;
        transform: none
    }
}

/* Homepage cinematic carousel and enhanced sections */
.hero-media,
.hero-slide {
    position: absolute;
    inset: 0
}

.hero-media {
    z-index: -2
}

.hero-slide {
    opacity: 0;
    transition: opacity 1.15s ease;
    overflow: hidden
}

.hero-slide.is-active {
    opacity: 1;
    z-index: 1
}

.hero-slide img,
.hero-slide video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block
}

.hero-slide.is-active img {
    animation: dhKenBurns 7s ease-out both
}

@keyframes dhKenBurns {
    from {
        transform: scale(1.08)
    }

    to {
        transform: scale(1)
    }
}

.hero-carousel-controls {
    position: absolute;
    right: clamp(22px, 5vw, 92px);
    bottom: 35px;
    z-index: 5;
    display: flex;
    gap: 12px;
    align-items: center
}

.hero-carousel-controls button {
    width: 42px;
    height: 42px;
    border: 1px solid #ffffff80;
    background: #06152b88;
    color: white;
    cursor: pointer;
    transition: .2s
}

.hero-carousel-controls button:hover {
    background: #51baf6;
    color: #06152b
}

.hero-carousel-controls .carousel-mute {
    width: auto;
    padding: 0 12px;
    font-size: 12px
}

.carousel-status {
    font-size: 12px;
    letter-spacing: .14em;
    color: white;
    min-width: 66px;
    text-align: center
}

.hero:after {
    pointer-events: none
}

.metric strong {
    font-variant-numeric: tabular-nums
}

.advantage {
    background: #091d37
}

.advantage-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: clamp(30px, 7vw, 110px);
    margin-top: 36px
}

.advantage-cards {
    display: grid;
    gap: 14px
}

.advantage-card {
    padding: 30px;
    border: 1px solid #ffffff24;
    background: linear-gradient(110deg, #173a5a66, #06152b66);
    transition: transform .35s, border-color .35s
}

.advantage-card:hover {
    transform: translateX(8px);
    border-color: #51baf6
}

.advantage-card span {
    color: #51baf6;
    font-size: 11px;
    letter-spacing: .2em
}

.advantage-card h3 {
    font-size: clamp(21px, 2.5vw, 30px);
    margin: 14px 0
}

.advantage-card p {
    color: #b8c8d9;
    line-height: 1.9;
    margin: 0
}

.photo-feature {
    height: min(80vh, 720px);
    min-height: 430px;
    position: relative;
    display: flex;
    align-items: center;
    padding: 8vw;
    isolation: isolate
}

.photo-feature>img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: -2
}

.photo-feature:before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, #031025ed, #06152b77);
    z-index: -1
}

.photo-feature h2 {
    font-size: clamp(48px, 8vw, 118px);
    line-height: 1;
    letter-spacing: -.065em;
    margin: 25px 0
}

.photo-feature h2 em {
    font-style: normal;
    color: #51baf6
}

.photo-feature p {
    font-size: 18px
}

.faq {
    background: #07172b
}

.faq-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    margin-top: 30px
}

.faq-items details {
    border-bottom: 1px solid #ffffff35;
    padding: 22px 0
}

.faq-items summary {
    font-size: 19px;
    cursor: pointer;
    list-style: none;
    display: flex;
    justify-content: space-between;
    gap: 20px
}

.faq-items summary:after {
    content: '+';
    color: #51baf6;
    font-size: 24px
}

.faq-items details[open] summary:after {
    content: '−'
}

.faq-items p {
    color: #b8c8d9;
    line-height: 1.9
}

.hero .scroll-cue {
    left: clamp(25px, 8vw, 150px)
}

@media(max-width:760px) {

    .advantage-layout,
    .faq-layout {
        grid-template-columns: 1fr;
        gap: 24px
    }

    .hero-carousel-controls {
        bottom: 70px;
        right: 18px
    }

    .hero-carousel-controls button {
        width: 35px;
        height: 35px
    }

    .hero-carousel-controls .carousel-mute {
        padding: 0 8px
    }

    .hero .scroll-cue {
        bottom: 25px
    }

    .photo-feature {
        padding: 30px
    }

    .photo-feature h2 {
        font-size: clamp(42px, 11vw, 72px)
    }
}

@media(prefers-reduced-motion:reduce) {
    .hero-slide.is-active img {
        animation: none
    }

    .hero-slide {
        transition: none
    }
}

/* DINGHANG V3: logo, full-screen mobile navigation, privacy, loader */
.brand-logo {
    display: block;
    width: clamp(175px, 18vw, 248px);
    height: auto;
    max-height: 72px;
    object-fit: contain;
    filter: brightness(0) invert(1)
}

.footer .brand-logo {
    width: 230px
}

.site-header {
    z-index: 150
}

.menu-toggle {
    z-index: 160;
    position: relative;
    width: 54px;
    height: 50px;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: 7px;
    border: 1px solid #ffffff60;
    border-radius: 4px;
    cursor: pointer
}

.menu-toggle span {
    display: block;
    width: 25px;
    height: 2px;
    background: white;
    transition: transform .35s, opacity .3s
}

.menu-toggle.is-open span:first-child {
    transform: translateY(9px) rotate(45deg)
}

.menu-toggle.is-open span:nth-child(2) {
    opacity: 0
}

.menu-toggle.is-open span:last-child {
    transform: translateY(-9px) rotate(-45deg)
}

body.dh-menu-open {
    overflow: hidden
}

@media(max-width:800px) {
    .menu-toggle {
        display: flex
    }

    .nav {
        display: flex;
        position: fixed;
        inset: 0;
        width: 100%;
        height: 100dvh;
        top: 0;
        left: 0;
        right: 0;
        background: radial-gradient(circle at 85% 20%, #153b6c 0%, #06152b 48%, #020b19 100%);
        padding: 120px 8vw 60px;
        flex-direction: column;
        align-items: flex-start;
        justify-content: center;
        gap: 0;
        opacity: 0;
        visibility: hidden;

        pointer-events: none;
        transform: translateY(-20px);
        transition: opacity .4s, transform .4s, visibility .4s;
        overflow-y: auto;
        z-index: 140
    }

    .nav.open {
        opacity: 1;
        visibility: visible;
        pointer-events: auto;
        transform: none
    }

    .nav a {
        display: block;
        width: 100%;
        font-size: clamp(28px, 7vw, 56px);
        font-weight: 800;
        letter-spacing: -.025em;
        padding: 22px 0;
        border-bottom: 1px solid #ffffff35;
        transition: transform .3s, color .3s
    }

    .nav a:hover {
        transform: translateX(12px)
    }

    .site-header .brand {
        position: relative;
        z-index: 160
    }

    .brand-logo {
        width: 190px
    }
}

.dh-loader {
    position: fixed;
    inset: 0;
    background: #06152b;
    z-index: 999;
    display: grid;
    place-items: center;
    transition: opacity .2s, visibility .2s;
    animation: dh-loader-fallback 0s 1.5s forwards
}

@keyframes dh-loader-fallback {
    to { opacity: 0; visibility: hidden; pointer-events: none }
}

.dh-loader.is-hidden {
    animation: none;
    opacity: 0;
    visibility: hidden;
    pointer-events: none
}

.dh-loader-inner {
    text-align: center;
    position: relative;
    overflow: hidden;
    padding: 25px
}

.dh-loader-inner img {
    width: min(68vw, 370px);
    height: auto;
    filter: brightness(0) invert(1);
    animation: dh-logo-enter 1.1s ease both
}

.dh-loader-inner:after {
    content: '';
    position: absolute;
    inset: -100% -50%;
    background: linear-gradient(105deg, transparent 42%, #ffffff2e 50%, transparent 58%);
    transform: translateX(-100%);
    animation: dh-sheen 1.5s .25s ease both;
    pointer-events: none
}

.dh-loader-line {
    height: 2px;
    background: #45b8f4;
    margin: 20px auto;
    width: 0;
    animation: dh-line 1.5s ease forwards
}

.dh-loader-inner>span {
    font-size: 10px;
    letter-spacing: .3em;
    color: #a6c9e6
}

@keyframes dh-logo-enter {
    from {
        opacity: 0;
        transform: scale(.85) translateY(15px)
    }

    to {
        opacity: 1;
        transform: scale(1) translateY(0)
    }
}

@keyframes dh-sheen {
    to {
        transform: translateX(100%)
    }
}

@keyframes dh-line {
    to {
        width: 100%
    }
}

.dh-cookie-banner[hidden] {
    display: none !important
}

.dh-cookie-banner {
    position: fixed;
    z-index: 210;
    bottom: 22px;
    left: 50%;
    transform: translateX(-50%);
    width: min(960px, calc(100% - 28px));
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    background: #f8fbff;
    color: #0b2545;
    border: 1px solid #d5e3f0;
    box-shadow: 0 15px 65px #0008;
    padding: 20px 24px;
    border-radius: 9px
}

.dh-cookie-banner strong {
    font-size: 15px
}

.dh-cookie-banner p {
    margin: 7px 0 0;
    line-height: 1.8;
    font-size: 13px
}

.dh-privacy-open {
    border: 0;
    background: none;
    padding: 0;
    color: #1473b2;
    text-decoration: underline;
    cursor: pointer
}

.dh-cookie-accept,
.dh-dialog-confirm {
    border: 0;
    background: #0b315a;
    color: white;
    padding: 13px 25px;
    cursor: pointer;
    white-space: nowrap
}

.dh-privacy-dialog {
    position: fixed;
    z-index: 300;
    width: min(760px, calc(100% - 30px));
    max-height: min(85dvh, 850px);
    border: 1px solid #c7d5e3;
    border-radius: 12px;
    padding: 0;
    background: #fff;
    color: #122a42;
    box-shadow: 0 25px 100px #0008
}

.dh-privacy-dialog::backdrop {
    background: #010a19c9;
    backdrop-filter: blur(5px)
}

.dh-dialog-head,
.dh-dialog-foot {
    padding: 20px 26px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: #f2f6fb
}

.dh-dialog-head h2 {
    font-size: 22px;
    margin: 0
}

.dh-dialog-head small {
    display: block;
    font-size: 10px;
    letter-spacing: .15em;
    color: #52718e
}

.dh-dialog-close {
    font-size: 22px;
    background: transparent;
    border: 0;
    cursor: pointer;
    color: #163a5b
}

.dh-dialog-body {
    padding: 24px 28px;
    max-height: 55dvh;
    overflow-y: auto;
    line-height: 1.9;
    font-size: 14px
}

.dh-dialog-body h3 {
    font-size: 16px;
    margin: 22px 0 5px
}

.dh-dialog-body p {
    margin: 0 0 10px
}

.dh-dialog-body a {
    color: #116da9
}

.dh-footer-privacy {
    color: #a3bfd8;
    text-decoration: none;
    font-size: 12px
}

.dh-footer-privacy:hover {
    text-decoration: underline
}

@media(max-width:600px) {
    .dh-cookie-banner {
        bottom: 10px;
        padding: 17px;
        display: block
    }

    .dh-cookie-accept {
        width: 100%;
        margin-top: 12px
    }

    .dh-dialog-head,
    .dh-dialog-foot {
        padding: 15px 18px
    }

    .dh-dialog-body {
        padding: 18px
    }
}

@media(prefers-reduced-motion:reduce) {

    .dh-loader-inner img,
    .dh-loader-inner:after,
    .dh-loader-line {
        animation: none
    }

    .nav,
    .dh-loader {
        transition: none
    }
}

/* V4: high-speed logistics launch animation, no light sweep */
.dh-loader {
    background: #031126;
    overflow: hidden
}

.dh-loader:before {
    content: "";
    position: absolute;
    inset: 0;
    background: repeating-linear-gradient(0deg, transparent 0 49px, #60bfff0a 50px 51px);
    opacity: .65;
    transform: perspective(550px) rotateX(52deg) scale(1.8);
    animation: dh-road 1s linear infinite
}

.dh-loader-inner {
    z-index: 1;
    overflow: visible
}

.dh-loader-inner:after {
    display: none !important
}

.dh-loader-inner img {
    filter: brightness(0) invert(1);
    animation: dh-launch .95s cubic-bezier(.16, 1, .3, 1) both;
    position: relative;
    z-index: 2
}

.dh-loader-inner>span {
    display: block;
    margin-top: 20px;
    letter-spacing: .42em;
    animation: dh-caption .75s .25s both
}

.dh-speed-track {
    position: absolute;
    inset: -150px -80vw;
    pointer-events: none;
    overflow: hidden
}

.dh-speed-track i {
    position: absolute;
    left: -40%;
    top: var(--y);
    height: 2px;
    width: var(--w);
    background: linear-gradient(90deg, transparent, #5fcaffaa, #e5f7ff);
    transform: skewY(-8deg);
    animation: dh-streak var(--dur) linear infinite;
    box-shadow: 0 0 12px #52baff77
}

.dh-speed-track i:nth-child(1) {
    --y: 25%;
    --w: 28vw;
    --dur: .55s
}

.dh-speed-track i:nth-child(2) {
    --y: 42%;
    --w: 42vw;
    --dur: .7s;
    animation-delay: -.35s
}

.dh-speed-track i:nth-child(3) {
    --y: 58%;
    --w: 24vw;
    --dur: .48s;
    animation-delay: -.12s
}

.dh-speed-track i:nth-child(4) {
    --y: 70%;
    --w: 34vw;
    --dur: .63s;
    animation-delay: -.4s
}

.dh-speed-track i:nth-child(5) {
    --y: 83%;
    --w: 45vw;
    --dur: .85s;
    animation-delay: -.22s
}

@keyframes dh-streak {
    to {
        left: 125%
    }
}

@keyframes dh-road {
    to {
        background-position: 0 51px
    }
}

@keyframes dh-launch {
    0% {
        opacity: 1;
        transform: translateX(-85px) skewX(-10deg) scale(.88)
    }

    65% {
        opacity: 1;
        transform: translateX(8px) skewX(2deg) scale(1.03)
    }

    100% {
        transform: translateX(0) skewX(0) scale(1)
    }
}

@keyframes dh-caption {
    from {
        opacity: 0;
        transform: translateY(10px)
    }

    to {
        opacity: 1;
        transform: translateY(0)
    }
}

/* V4: visible click-to-call card on home hero */
.dh-hero-phone {
    display: inline-flex;
    align-items: center;
    gap: 14px;
    padding: 14px 22px;
    border: 1px solid #6bc9ff88;
    border-radius: 8px;
    background: linear-gradient(110deg, #0c3762e8, #09203be8);
    box-shadow: 0 8px 36px #0006;
    transition: transform .25s, box-shadow .25s
}

.dh-hero-phone:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 40px #1c8de455
}

.dh-phone-icon {
    display: grid;
    place-items: center;
    background: #4db9f5;
    color: #06213a;
    width: 42px;
    height: 42px;
    border-radius: 50%;
    font-size: 22px
}

.dh-phone-copy {
    display: grid;
    gap: 4px
}

.dh-phone-copy small {
    font-size: 10px;
    letter-spacing: .13em;
    color: #a6dafa
}

.dh-phone-copy strong {
    font-size: clamp(21px, 2.3vw, 30px);
    letter-spacing: .02em;
    white-space: nowrap;
    color: #fff
}

.hero-actions {
    flex-wrap: wrap;
    gap: 22px
}

/* V4: refined navy cookie panel */
.dh-cookie-banner {
    width: min(900px, calc(100% - 32px));
    background: linear-gradient(120deg, #06172c, #0c3156);
    color: #eaf6ff;
    border: 1px solid #4c9ac266;
    border-radius: 16px;
    box-shadow: 0 20px 65px #000a, inset 0 1px #ffffff20;
    gap: 18px;
    padding: 21px 24px;
    backdrop-filter: blur(18px);
    animation: dh-cookie-in .55s both
}

.dh-cookie-symbol {
    flex: 0 0 50px;
    width: 50px;
    height: 50px;
    border-radius: 13px;
    display: grid;
    place-items: center;
    background: #65c8ff19;
    border: 1px solid #77cfff55;
    color: #78d5ff;
    font-size: 28px
}

.dh-cookie-banner>div:nth-child(2) {
    flex: 1
}

.dh-cookie-banner strong {
    font-size: 16px;
    letter-spacing: .04em
}

.dh-cookie-banner p {
    font-size: 13px;
    color: #bdd1e5;
    line-height: 1.8
}

.dh-cookie-banner .dh-privacy-open {
    color: #80d6ff;
    font-weight: 700;
    text-decoration: none;
    border-bottom: 1px solid #80d6ff88
}

.dh-cookie-accept {
    background: #68c8ff;
    color: #061b32;
    border-radius: 7px;
    font-weight: 800;
    padding: 15px 22px;
    transition: background .2s, transform .2s
}

.dh-cookie-accept:hover {
    background: #b4e6ff;
    transform: translateY(-2px)
}

@keyframes dh-cookie-in {
    from {
        opacity: 0;
        transform: translate(-50%, 30px)
    }

    to {
        opacity: 1;
        transform: translate(-50%, 0)
    }
}

@media(max-width:650px) {
    .dh-cookie-banner {
        display: grid;
        grid-template-columns: 42px 1fr;
        gap: 12px;
        padding: 17px
    }

    .dh-cookie-symbol {
        width: 42px;
        height: 42px
    }

    .dh-cookie-accept {
        grid-column: 1/-1;
        margin-top: 0;
        width: 100%
    }

    .hero-actions {
        align-items: flex-start;
        flex-direction: column
    }

    .dh-hero-phone {
        max-width: 100%
    }
}

@media(prefers-reduced-motion:reduce) {

    .dh-loader:before,
    .dh-speed-track i,
    .dh-loader-inner img,
    .dh-loader-inner>span,
    .dh-cookie-banner {
        animation: none !important
    }
}


/* V5 — unified accessible typography and larger navigation */
:root {
    font-size: 17px
}

body {
    font-size: 17px;
    line-height: 1.65
}

.nav {
    font-size: 17px;
    font-weight: 700;
    gap: clamp(20px, 2.5vw, 42px);
    letter-spacing: .035em
}

.nav a {
    padding-block: 10px
}

.link-arrow {
    font-size: 16px;
    letter-spacing: .055em;
    line-height: 1.5
}

.eyebrow,
.section-kicker {
    font-size: 15px;
    letter-spacing: .14em
}

.hero p {
    font-size: clamp(18px, 1.6vw, 22px);
    line-height: 1.85
}

.section-desc {
    font-size: clamp(18px, 1.45vw, 21px);
    line-height: 1.9
}

.metric p,
.service-number,
.service-row p,
.process-card strong,
.process-card p,
.advantage-card span,
.advantage-card p {
    font-size: 16px
}

.service-row p {
    line-height: 1.65
}

.process-card p,
.advantage-card p {
    line-height: 1.8
}

.footer p,
.footer a {
    font-size: 16px
}

.footer-bottom,
.dh-footer-privacy {
    font-size: 14px
}

.contact-form label {
    font-size: 16px
}

.contact-form input,
.contact-form textarea {
    font-size: 17px
}

.submit {
    font-size: 17px;
    font-weight: 700
}

.dh-phone-copy small {
    font-size: 14px
}

.dh-cookie-banner strong {
    font-size: 18px
}

.dh-cookie-banner p,
.dh-dialog-body {
    font-size: 16px
}

.dh-cookie-accept,
.dh-privacy-open,
.dh-dialog-confirm {
    font-size: 16px
}

.dh-dialog-body h3 {
    font-size: 19px
}

.carousel-status,
.scroll-cue,
.vertical-word {
    font-size: 13px
}

.hero-carousel-controls button {
    width: 48px;
    height: 48px;
    font-size: 21px
}

@media(max-width:800px) {
    .nav a {
        font-size: clamp(32px, 8vw, 58px);
        line-height: 1.25;
        padding: 24px 0
    }

    .section-desc {
        font-size: 18px
    }

    .link-arrow {
        font-size: 16px
    }

    .hero p {
        font-size: 18px
    }
}

@media(max-width:480px) {
    .nav a {
        font-size: clamp(29px, 8vw, 42px)
    }

    .hero-carousel-controls button {
        width: 42px;
        height: 42px
    }

    .footer p,
    .footer a {
        font-size: 16px
    }
}

/* V6: synchronized hero image/video and copy carousel */
.hero-inner {
    position: relative;
    display: grid;
    align-items: center;
    min-height: 100svh;
    isolation: isolate
}

.dh-hero-copy {
    grid-area: 1/1;
    visibility: hidden;
    opacity: 0;
    transform: translateY(24px);
    pointer-events: none;
    transition: opacity .55s ease, transform .65s ease, visibility .65s;
    max-width: 1100px
}

.dh-hero-copy.is-active {
    visibility: visible;
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
    z-index: 2
}

.dh-hero-copy h1 {
    margin-top: 20px
}

.dh-hero-copy .hero-actions {
    display: flex
}

@media(max-width:650px) {
    .hero-inner {
        min-height: 100svh;
        padding-top: 125px;
        padding-bottom: 145px
    }

    .dh-hero-copy h1 {
        font-size: clamp(45px, 12vw, 76px)
    }

    .dh-hero-copy p {
        font-size: 17px;
        line-height: 1.65
    }

    .dh-hero-copy .hero-actions {
        gap: 14px
    }
}

@media(prefers-reduced-motion:reduce) {
    .dh-hero-copy {
        transition: none;
        transform: none
    }
}

/* V7: compact hero, editorial about, non-repeating visual system */
.hero .dh-hero-copy h1 {
    font-size: clamp(48px, 7.1vw, 112px);
    line-height: .98;
    letter-spacing: -.065em;
    max-width: 920px
}

.hero .dh-hero-copy p {
    font-size: clamp(17px, 1.35vw, 20px);
    line-height: 1.75
}

.about-story {
    margin-top: 70px;
    display: grid;
    grid-template-columns: 1.25fr .75fr;
    background: #0b2746;
    color: #fff;
    overflow: hidden
}

.about-story-main {
    padding: clamp(32px, 5vw, 78px);
    position: relative;
    isolation: isolate;
    background: radial-gradient(circle at 95% 10%, #245c8b70, transparent 60%)
}

.about-story-main:after {
    content: 'D';
    position: absolute;
    right: 2%;
    bottom: -90px;
    font-size: 380px;
    font-weight: 900;
    color: #ffffff08;
    z-index: -1;
    line-height: 1
}

.about-overline,
.why-overline {
    font-size: 14px;
    letter-spacing: .2em;
    color: #72cfff;
    font-weight: 700
}

.about-story h3 {
    font-size: clamp(30px, 3.8vw, 55px);
    line-height: 1.35;
    margin: 25px 0
}

.about-story h3 em {
    font-style: normal;
    color: #75caff
}

.about-story-main p {
    font-size: 18px;
    line-height: 2;
    color: #d1dfec;
    max-width: 640px
}

.about-story-link {
    display: inline-flex;
    gap: 30px;
    border-bottom: 1px solid #8dc8ee;
    padding: 15px 0;
    margin-top: 20px;
    font-weight: 700;
    font-size: 17px
}

.about-story-link span {
    color: #70cbff
}

.about-story-side {
    padding: 32px clamp(26px, 3vw, 50px);
    background: #06182e;
    display: grid;
    align-content: center
}

.about-story-side>div {
    padding: 26px 0;
    border-bottom: 1px solid #ffffff25
}

.about-story-side>div:last-child {
    border: 0
}

.about-story-side span {
    font-size: 13px;
    color: #72cfff;
    letter-spacing: .14em
}

.about-story-side h4 {
    font-size: 23px;
    margin: 10px 0
}

.about-story-side p {
    font-size: 16px;
    line-height: 1.8;
    color: #b9cbdb;
    margin: 0
}

.why-head {
    display: grid;
    grid-template-columns: 1.4fr .6fr;
    gap: 60px;
    align-items: end;
    margin-bottom: 55px
}

.why-head .section-title {
    font-size: clamp(42px, 5.4vw, 82px);
    margin-top: 18px
}

.why-head>p {
    font-size: 18px;
    line-height: 2;
    color: #c5d5e5;
    max-width: 420px
}

.why-list {
    border-top: 1px solid #ffffff50
}

.why-item {
    display: grid;
    grid-template-columns: 65px 105px minmax(0, 1fr) 45px;
    gap: clamp(12px, 3vw, 48px);
    align-items: center;
    padding: 36px 14px;
    border-bottom: 1px solid #ffffff45;
    transition: background .3s, padding .3s
}

.why-item:hover {
    background: #ffffff0a;
    padding-left: 24px
}

.why-index {
    font-size: 17px;
    color: #75cbff
}

.why-symbol {
    width: 94px;
    height: 94px;
    border: 1px solid #6abce677;
    border-radius: 50%;
    display: grid;
    place-items: center;
    color: #7ad0ff
}

.why-symbol svg {
    width: 51px;
    height: 51px
}

.why-body small {
    font-size: 13px;
    color: #7ed0ff;
    letter-spacing: .16em;
    font-weight: 700
}

.why-body h3 {
    font-size: clamp(25px, 3vw, 39px);
    margin: 9px 0
}

.why-body p {
    font-size: 17px;
    line-height: 1.85;
    color: #b9ccdd;
    max-width: 780px;
    margin: 0
}

.why-end {
    font-size: 30px;
    color: #7ad0ff
}

.service-row {
    grid-template-columns: 70px 1fr 140px 45px
}

.service-graphic {
    height: 125px;
    position: relative;
    display: grid;
    place-items: center;
    overflow: hidden;
    border: 1px solid #7ab5e03b;
    background: linear-gradient(130deg, #153e60, #071a30)
}

.service-graphic span {
    font-size: 78px;
    letter-spacing: -.1em;
    font-weight: 900;
    color: #ffffff10
}

.service-graphic i {
    position: absolute;
    left: -20%;
    right: -20%;
    height: 1px;
    background: #70ccff;
    transform: rotate(-28deg);
    box-shadow: 0 12px #70ccff44, 0 -12px #70ccff44
}

.statement:before {
    background: none !important
}

.statement {
    background: radial-gradient(ellipse at 55% 45%, #1a4872 0%, #061a34 55%, #020b17 100%)
}

.statement:after {
    background: linear-gradient(120deg, transparent, #03102766)
}

@media(max-width:800px) {

    .about-story,
    .why-head {
        grid-template-columns: 1fr
    }

    .why-head {
        gap: 12px
    }

    .why-item {
        grid-template-columns: 36px 75px minmax(0, 1fr) 22px;
        gap: 15px
    }

    .why-symbol {
        width: 70px;
        height: 70px
    }

    .why-symbol svg {
        width: 38px;
        height: 38px
    }

    .service-row {
        grid-template-columns: 35px 1fr 28px
    }

    .service-graphic {
        display: none
    }
}

@media(max-width:600px) {
    .hero .dh-hero-copy h1 {
        font-size: clamp(43px, 10vw, 65px);
        margin: 15px 0
    }

    .about-story {
        margin-top: 40px
    }

    .about-story-main {
        padding: 30px 24px
    }

    .about-story-side {
        padding: 15px 24px
    }

    .why-item {
        grid-template-columns: 28px 1fr 24px;
        gap: 12px;
        padding: 25px 4px
    }

    .why-symbol {
        grid-column: 2;
        grid-row: 1;
        width: 60px;
        height: 60px
    }

    .why-index {
        grid-column: 1;
        grid-row: 1
    }

    .why-body {
        grid-column: 1/4;
        grid-row: 2
    }

    .why-end {
        grid-column: 3;
        grid-row: 1
    }

    .why-body p {
        font-size: 16px
    }

    .why-head>p {
        font-size: 17px
    }
}

@media(prefers-reduced-motion:reduce) {
    .why-item {
        transition: none
    }
}

/* V8 editorial photography / asymmetrical WHY section */
.dh-editorial {
    background: #081a30;
    padding: 0 !important
}

.dh-editorial-grid {
    display: grid;
    grid-template-columns: 47% 53%;
    min-height: 780px
}

.dh-editorial-visual {
    position: relative;
    overflow: hidden;
    min-height: 650px
}

.dh-editorial-visual img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    position: absolute;
    inset: 0;
    filter: saturate(.82)
}

.dh-editorial-visual:after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 45%, #06152bba)
}

.dh-editorial-stamp {
    position: absolute;
    bottom: 48px;
    left: clamp(22px, 5vw, 90px);
    z-index: 2;
    color: white;
    display: flex;
    align-items: end;
    gap: 25px
}

.dh-editorial-stamp>span {
    font-size: clamp(26px, 3vw, 48px);
    line-height: 1;
    font-weight: 850;
    letter-spacing: -.05em
}

.dh-editorial-stamp strong {
    font-size: 13px;
    color: #80d2ff;
    letter-spacing: .2em
}

.dh-editorial-content {
    padding: clamp(50px, 7vw, 115px) clamp(28px, 6vw, 110px);
    display: flex;
    flex-direction: column;
    justify-content: center
}

.dh-editorial-content .section-title {
    font-size: clamp(44px, 5.5vw, 88px);
    line-height: 1.05;
    margin: 24px 0
}

.dh-editorial-lead {
    font-size: clamp(18px, 1.6vw, 23px);
    line-height: 1.8;
    color: #d7e4ee;
    max-width: 590px
}

.dh-editorial-points {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin: 35px 0 45px
}

.dh-editorial-points>div {
    border-top: 2px solid #4ca7db;
    padding-top: 18px
}

.dh-editorial-dot {
    color: #68c9ff;
    font-size: 13px
}

.dh-editorial-points h3 {
    font-size: 21px;
    margin: 12px 0
}

.dh-editorial-points p {
    font-size: 16px;
    line-height: 1.8;
    color: #b9cbdc
}

.dh-photo-inset {
    margin: 55px 0 0;
    position: relative;
    max-height: 440px;
    overflow: hidden
}

.dh-photo-inset img {
    width: 100%;
    height: 440px;
    object-fit: cover;
    display: block
}

.dh-photo-inset figcaption {
    position: absolute;
    bottom: 22px;
    left: 24px;
    font-size: 14px;
    font-weight: 700;
    letter-spacing: .14em;
    background: #06152bcc;
    padding: 12px 18px
}

.dh-service-photo {
    height: 330px;
    position: relative;
    margin: 38px 0 45px;
    overflow: hidden
}

.dh-service-photo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block
}

.dh-service-photo:after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(0deg, #06152bc9, transparent 55%)
}

.dh-service-photo span {
    position: absolute;
    bottom: 24px;
    left: 26px;
    z-index: 1;
    color: white;
    font-size: 16px;
    letter-spacing: .14em;
    font-weight: 700
}

@media(max-width:1050px) {
    .dh-editorial-grid {
        grid-template-columns: 1fr
    }

    .dh-editorial-visual {
        min-height: 480px
    }

    .dh-editorial-content {
        padding: 55px 6vw
    }

    .dh-editorial-points {
        grid-template-columns: repeat(3, 1fr)
    }
}

@media(max-width:650px) {
    .dh-editorial-visual {
        min-height: 380px
    }

    .dh-editorial-points {
        grid-template-columns: 1fr;
        gap: 8px
    }

    .dh-editorial-content {
        padding: 45px 24px
    }

    .dh-photo-inset img {
        height: 270px
    }

    .dh-service-photo {
        height: 240px
    }

    .dh-editorial-stamp {
        bottom: 25px
    }

    .dh-editorial-lead {
        font-size: 18px
    }
}

/* V9: 每項服務顯示獨立的實際照片（包含手機版） */
.services .service-row {
    grid-template-columns: 70px minmax(0, 1fr) clamp(150px, 23vw, 340px) 45px;
    gap: clamp(14px, 2.5vw, 32px)
}

.services .service-photo {
    position: relative;
    height: clamp(135px, 13vw, 190px);
    overflow: hidden;
    border-radius: 3px;
    background: #15334e
}

.services .service-photo img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .65s cubic-bezier(.2, .7, .2, 1), filter .65s;
    filter: saturate(.94)
}

.services .service-row:hover .service-photo img {
    transform: scale(1.07);
    filter: saturate(1.08)
}

.services .service-photo-index {
    position: absolute;
    right: 12px;
    bottom: 10px;
    color: #fff;
    font-size: 13px;
    font-weight: 700;
    text-shadow: 0 1px 8px #000b
}

@media(max-width:800px) {
    .services .service-row {
        grid-template-columns: 30px minmax(0, 1fr) minmax(100px, 30%) 25px;
        gap: 12px
    }

    .services .service-photo {
        display: block;
        height: 105px
    }

    .services .service-row h3 {
        font-size: clamp(18px, 3.5vw, 27px)
    }

    .services .service-row p {
        font-size: 12px
    }
}

@media(max-width:480px) {
    .services .service-row {
        grid-template-columns: 24px minmax(0, 1fr) 95px 20px;
        gap: 8px;
        min-height: 120px
    }

    .services .service-photo {
        height: 90px
    }

    .services .service-row h3 {
        font-size: 18px
    }

    .services .service-row p {
        font-size: 11px;
        overflow-wrap: anywhere
    }

    .services .service-row .arrow {
        font-size: 23px
    }
}