:root {
    --ink: #163142;
    --navy: #123047;
    --blue: #22549a;
    --green: #0b7662;
    --muted: #657985;
    --line: #dce5ea;
    --soft: #f3f7f8;
    --white: #fff;
    --danger: #b42318;
    --success: #067647;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    color: var(--ink);
    background: var(--white);
    font-family: Arial, "Noto Sans", "Noto Sans TC", "Noto Sans JP", "Microsoft YaHei", sans-serif;
    font-size: 16px;
    line-height: 1.65;
    letter-spacing: 0;
}

body.nav-open {
    overflow: hidden;
}

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

button,
input,
select,
textarea {
    font: inherit;
    letter-spacing: 0;
}

button,
a {
    -webkit-tap-highlight-color: transparent;
}

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

.shell {
    width: min(1180px, calc(100% - 40px));
    margin: 0 auto;
}

.skip-link {
    position: fixed;
    top: 8px;
    left: 8px;
    z-index: 10000;
    padding: 8px 12px;
    background: var(--white);
    color: var(--navy);
    transform: translateY(-150%);
}

.skip-link:focus {
    transform: translateY(0);
}

.utility {
    background: var(--navy);
    color: #eaf1f4;
    font-size: 13px;
}

.utility .shell {
    min-height: 38px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
}

.utility-contact,
.language-switch {
    display: flex;
    align-items: center;
    gap: 18px;
}

.utility a:hover,
.utility a:focus-visible {
    color: #8fd3c2;
}

.language-switch a {
    padding: 3px 6px;
    border-radius: 3px;
    color: #cddae0;
}

.language-switch a[aria-current="page"] {
    color: var(--white);
    background: rgba(255, 255, 255, .16);
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 900;
    background: rgba(255, 255, 255, .98);
    border-bottom: 1px solid var(--line);
}

.site-header .shell {
    min-height: 76px;
    display: flex;
    align-items: center;
    gap: 28px;
}

.brand {
    min-width: 250px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.brand img {
    width: 48px;
    height: 48px;
    object-fit: contain;
}

.brand strong,
.brand small {
    display: block;
}

.brand strong {
    color: var(--navy);
    font-size: 18px;
    line-height: 1.25;
}

.brand small {
    margin-top: 3px;
    color: var(--muted);
    font-size: 9px;
    text-transform: uppercase;
}

.site-nav {
    margin-left: auto;
}

.site-nav ul {
    margin: 0;
    padding: 0;
    display: flex;
    align-items: center;
    gap: 24px;
    list-style: none;
}

.site-nav a {
    position: relative;
    display: inline-flex;
    align-items: center;
    min-height: 44px;
    color: #3f5663;
    font-size: 14px;
    font-weight: 600;
    white-space: nowrap;
}

.site-nav a:hover,
.site-nav a:focus-visible,
.site-nav a[aria-current="page"] {
    color: var(--green);
}

.site-nav a[aria-current="page"]::after {
    content: "";
    position: absolute;
    right: 0;
    bottom: 6px;
    left: 0;
    height: 2px;
    background: var(--green);
}

.menu-button {
    display: none;
    width: 44px;
    height: 44px;
    padding: 0;
    border: 1px solid var(--line);
    border-radius: 4px;
    background: var(--white);
    color: var(--navy);
    cursor: pointer;
}

.menu-button span,
.menu-button::before,
.menu-button::after {
    content: "";
    display: block;
    width: 20px;
    height: 2px;
    margin: 4px auto;
    background: currentColor;
}

.home-hero {
    min-height: 450px;
    display: flex;
    align-items: center;
    color: var(--white);
    background-color: rgba(8, 32, 47, .8);
    background-image: url("../images/hero-logistics-v2.jpg");
    background-blend-mode: multiply;
    background-position: center;
    background-size: cover;
}

.hero-copy {
    max-width: 700px;
    padding: 72px 0 84px;
}

.eyebrow {
    margin: 0 0 14px;
    color: #8fd3c2;
    font-size: 13px;
    font-weight: 700;
    text-transform: uppercase;
}

.home-hero h1 {
    max-width: 680px;
    margin: 0;
    font-size: 52px;
    line-height: 1.12;
}

.home-hero .lead {
    max-width: 650px;
    margin: 22px 0 0;
    color: #e5eef1;
    font-size: 19px;
}

.actions {
    margin-top: 30px;
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.button {
    min-height: 44px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 10px 18px;
    border: 1px solid transparent;
    border-radius: 4px;
    background: var(--green);
    color: var(--white);
    font-size: 14px;
    font-weight: 700;
    cursor: pointer;
}

.button:hover,
.button:focus-visible {
    background: #086653;
}

.button.secondary {
    border-color: rgba(255, 255, 255, .7);
    background: transparent;
}

.button.secondary:hover,
.button.secondary:focus-visible {
    background: rgba(255, 255, 255, .12);
}

.button.light {
    border-color: var(--line);
    background: var(--white);
    color: var(--navy);
}

.button.light:hover,
.button.light:focus-visible {
    border-color: #99c7bb;
    background: #edf6f3;
}

.quick-tools-band {
    position: relative;
    z-index: 2;
    margin-top: -34px;
}

.quick-tools {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    border: 1px solid var(--line);
    border-radius: 6px;
    background: var(--white);
    box-shadow: 0 14px 34px rgba(18, 48, 71, .12);
    overflow: hidden;
}

.quick-tool {
    min-width: 0;
    min-height: 104px;
    padding: 20px;
    display: flex;
    align-items: flex-start;
    gap: 14px;
    border-left: 1px solid var(--line);
}

.quick-tool:first-child {
    border-left: 0;
}

.quick-tool:hover,
.quick-tool:focus-visible {
    background: #edf6f3;
}

.quick-tool .tool-icon {
    width: 34px;
    height: 34px;
    flex: 0 0 34px;
    display: grid;
    place-items: center;
    border-radius: 4px;
    background: #e6f2ef;
    color: var(--green);
    font-size: 17px;
    font-weight: 800;
}

.quick-tool strong,
.quick-tool span {
    display: block;
}

.quick-tool strong {
    color: var(--navy);
    font-size: 16px;
}

.quick-tool span {
    margin-top: 3px;
    color: var(--muted);
    font-size: 12px;
    line-height: 1.45;
}

.route-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
}

.route-item {
    min-width: 0;
    padding: 24px;
    border-top: 4px solid var(--green);
    background: var(--white);
}

.route-item .route-label {
    display: inline-flex;
    margin-bottom: 12px;
    color: var(--green);
    font-size: 12px;
    font-weight: 800;
    text-transform: uppercase;
}

.route-item h3 {
    margin: 0;
    color: var(--navy);
    font-size: 19px;
    line-height: 1.35;
}

.route-item p {
    margin: 10px 0 0;
    color: var(--muted);
    font-size: 14px;
}

.route-meta {
    margin: 16px 0 0;
    padding: 14px 0 0;
    border-top: 1px solid var(--line);
    color: #425c69;
    font-size: 13px;
}

.checklist-grid {
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    border: 1px solid var(--line);
    background: var(--line);
    gap: 1px;
}

.checklist-grid article {
    min-width: 0;
    padding: 20px;
    background: var(--white);
}

.checklist-grid strong {
    display: block;
    color: var(--navy);
    font-size: 14px;
}

.checklist-grid span {
    display: block;
    margin-top: 6px;
    color: var(--muted);
    font-size: 12px;
}

.form-section-title {
    grid-column: 1 / -1;
    margin: 4px 0 -2px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--line);
    color: var(--navy);
    font-size: 16px;
}

.field small {
    display: block;
    margin-top: 5px;
    color: var(--muted);
    font-size: 11px;
}

.form-note {
    margin: 16px 0;
    padding: 12px 14px;
    border-left: 3px solid var(--green);
    background: var(--soft);
    color: #526a77;
    font-size: 12px;
}

.stats-band {
    background: var(--navy);
    color: var(--white);
}

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

.stat {
    min-width: 0;
    padding: 24px 20px;
    border-left: 1px solid rgba(255, 255, 255, .14);
}

.stat:first-child {
    border-left: 0;
}

.stat strong,
.stat span {
    display: block;
}

.stat strong {
    color: #79cfb8;
    font-size: 30px;
    line-height: 1.2;
}

.stat span {
    margin-top: 4px;
    color: #d8e5e9;
    font-size: 13px;
}

.section {
    padding: 72px 0;
}

.section.soft {
    background: var(--soft);
}

.section-head {
    max-width: 720px;
    margin-bottom: 34px;
}

.section-head.center {
    margin-right: auto;
    margin-left: auto;
    text-align: center;
}

.section-head h2 {
    margin: 0;
    color: var(--navy);
    font-size: 30px;
    line-height: 1.25;
}

.section-head p {
    margin: 12px 0 0;
    color: var(--muted);
}

.service-grid,
.case-grid,
.news-grid,
.region-grid,
.value-grid,
.mode-grid {
    display: grid;
    gap: 16px;
}

.service-grid,
.case-grid,
.news-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.region-grid,
.value-grid,
.mode-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.service-item,
.case-item,
.news-item,
.region-item,
.value-item,
.mode-item {
    min-width: 0;
    border: 1px solid var(--line);
    border-radius: 6px;
    background: var(--white);
    overflow: hidden;
}

.service-item,
.region-item,
.value-item,
.mode-item {
    padding: 24px;
}

.service-item img {
    width: 54px;
    height: 54px;
    margin-bottom: 18px;
    object-fit: contain;
}

.service-item h3,
.case-item h3,
.news-item h3,
.region-item h3,
.value-item h3,
.mode-item h3 {
    margin: 0;
    color: var(--navy);
    font-size: 18px;
    line-height: 1.35;
    overflow-wrap: anywhere;
}

.service-item p,
.case-item p,
.news-item p,
.region-item p,
.value-item p,
.mode-item p {
    margin: 10px 0 0;
    color: var(--muted);
    font-size: 14px;
}

.text-link {
    display: inline-flex;
    margin-top: 16px;
    color: var(--green);
    font-size: 14px;
    font-weight: 700;
}

.text-link:hover,
.text-link:focus-visible {
    color: #064f41;
    text-decoration: underline;
}

.page-hero {
    padding: 76px 0;
    color: var(--white);
    background-color: rgba(8, 32, 47, .84);
    background-image: url("../images/hero-logistics-v2.jpg");
    background-blend-mode: multiply;
    background-position: center;
    background-size: cover;
}

.page-hero h1 {
    max-width: 800px;
    margin: 0;
    font-size: 40px;
    line-height: 1.2;
}

.page-hero p {
    max-width: 720px;
    margin: 14px 0 0;
    color: #e0ebef;
    font-size: 17px;
}

.breadcrumb {
    padding: 14px 0;
    border-bottom: 1px solid var(--line);
    background: #f8fafb;
    color: var(--muted);
    font-size: 13px;
}

.breadcrumb a {
    color: var(--green);
}

.split {
    display: grid;
    grid-template-columns: minmax(0, 1.15fr) minmax(280px, .85fr);
    gap: 48px;
    align-items: center;
}

.split h2,
.article-body h2 {
    margin: 0 0 18px;
    color: var(--navy);
    font-size: 28px;
    line-height: 1.3;
}

.split p,
.article-body p {
    color: #526a77;
}

.split img {
    width: 100%;
    max-height: 360px;
    object-fit: contain;
}

.timeline {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 1px;
    border: 1px solid var(--line);
    background: var(--line);
}

.timeline article {
    min-width: 0;
    padding: 22px;
    background: var(--white);
}

.timeline strong {
    display: block;
    margin-bottom: 8px;
    color: var(--green);
    font-size: 22px;
}

.timeline p {
    margin: 0;
    color: var(--muted);
    font-size: 14px;
}

.chip-list {
    margin: 16px 0 0;
    padding: 0;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    list-style: none;
}

.chip-list li,
.tag {
    display: inline-flex;
    padding: 5px 9px;
    border-radius: 3px;
    background: #eaf3f1;
    color: #235f52;
    font-size: 12px;
}

.case-item img,
.news-item img {
    width: 100%;
    height: 190px;
    object-fit: cover;
    background: #e9eff2;
}

.case-copy,
.news-copy {
    padding: 22px;
}

.news-meta {
    margin-bottom: 10px;
    display: flex;
    flex-wrap: wrap;
    gap: 8px 14px;
    color: var(--muted);
    font-size: 12px;
}

.filter-bar {
    margin-bottom: 28px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.filter-bar input {
    width: min(420px, 100%);
    min-height: 44px;
    padding: 9px 12px;
    border: 1px solid #aebec6;
    border-radius: 4px;
}

.empty-state {
    display: none;
    padding: 24px;
    border: 1px solid var(--line);
    background: var(--soft);
    color: var(--muted);
}

.contact-layout {
    display: grid;
    grid-template-columns: minmax(0, 1.35fr) minmax(280px, .65fr);
    gap: 36px;
    align-items: start;
}

.contact-form {
    padding: 28px;
    border: 1px solid var(--line);
    border-radius: 6px;
    background: var(--white);
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
}

.field {
    min-width: 0;
}

.field.full {
    grid-column: 1 / -1;
}

.field label {
    display: block;
    margin-bottom: 6px;
    color: #314b5c;
    font-size: 13px;
    font-weight: 700;
}

.field input,
.field select,
.field textarea {
    width: 100%;
    min-height: 44px;
    padding: 10px 12px;
    border: 1px solid #aebec6;
    border-radius: 4px;
    background: var(--white);
    color: var(--ink);
}

.field textarea {
    min-height: 130px;
    resize: vertical;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
    border-color: var(--green);
    outline: 3px solid rgba(11, 118, 98, .14);
}

.honeypot {
    position: absolute;
    left: -10000px;
}

.form-status {
    min-height: 24px;
    margin: 14px 0 0;
    font-size: 14px;
}

.form-status.success {
    color: var(--success);
}

.form-status.error {
    color: var(--danger);
}

.contact-aside {
    padding: 26px;
    border-top: 4px solid var(--green);
    background: var(--soft);
}

.contact-aside h2 {
    margin: 0 0 16px;
    color: var(--navy);
    font-size: 22px;
}

.contact-aside dl {
    margin: 0;
}

.contact-aside dt {
    margin-top: 16px;
    color: var(--muted);
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
}

.contact-aside dd {
    margin: 3px 0 0;
    overflow-wrap: anywhere;
}

.cta-band {
    padding: 40px 0;
    background: var(--green);
    color: var(--white);
}

.cta-band .shell {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 30px;
}

.cta-band h2 {
    margin: 0;
    font-size: 24px;
}

.cta-band p {
    margin: 6px 0 0;
    color: #dcefe9;
}

.article-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 260px;
    gap: 42px;
    align-items: start;
}

.article-body {
    min-width: 0;
}

.article-body h1 {
    margin: 0;
    color: var(--navy);
    font-size: 36px;
    line-height: 1.25;
    overflow-wrap: anywhere;
}

.article-body .article-lead {
    margin: 24px 0;
    padding: 18px 20px;
    border-left: 4px solid var(--green);
    background: var(--soft);
    color: #3f5967;
    font-size: 17px;
}

.article-aside {
    padding: 22px;
    border: 1px solid var(--line);
    background: var(--white);
}

.article-aside h2 {
    margin: 0 0 14px;
    color: var(--navy);
    font-size: 18px;
}

.article-aside a {
    display: block;
    padding: 10px 0;
    border-top: 1px solid var(--line);
    color: #405965;
    font-size: 13px;
}

.article-aside a:first-of-type {
    border-top: 0;
}

.site-footer {
    padding: 46px 0 24px;
    background: #102b3b;
    color: #dbe7eb;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.6fr 1fr 1fr;
    gap: 40px;
}

.site-footer h2,
.site-footer h3 {
    margin: 0 0 12px;
    color: var(--white);
}

.site-footer h2 {
    font-size: 20px;
}

.site-footer h3 {
    font-size: 14px;
}

.site-footer p,
.site-footer li,
.site-footer a {
    color: #b9cbd2;
    font-size: 13px;
}

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

.site-footer li {
    margin: 7px 0;
}

.site-footer a:hover,
.site-footer a:focus-visible {
    color: #8fd3c2;
}

.footer-bottom {
    margin-top: 34px;
    padding-top: 18px;
    border-top: 1px solid rgba(255, 255, 255, .12);
    display: flex;
    justify-content: space-between;
    gap: 20px;
}

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

:focus-visible {
    outline: 3px solid #f2b84b;
    outline-offset: 3px;
}

@media (max-width: 980px) {
    .site-header .shell {
        min-height: 68px;
    }

    .brand {
        min-width: 0;
        max-width: calc(100% - 64px);
    }

    .menu-button {
        margin-left: auto;
        display: block;
        flex: 0 0 44px;
    }

    .site-nav {
        position: fixed;
        top: 106px;
        right: 0;
        bottom: 0;
        left: 0;
        display: none;
        margin: 0;
        padding: 20px;
        background: var(--white);
        overflow-y: auto;
    }

    .site-nav.open {
        display: block;
    }

    .site-nav ul {
        display: block;
    }

    .site-nav li {
        border-bottom: 1px solid var(--line);
    }

    .site-nav a {
        width: 100%;
        min-height: 52px;
    }

    .site-nav a[aria-current="page"]::after {
        display: none;
    }

    .service-grid,
    .case-grid,
    .news-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .quick-tools,
    .route-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .quick-tool:nth-child(3) {
        border-left: 0;
        border-top: 1px solid var(--line);
    }

    .quick-tool:nth-child(4) {
        border-top: 1px solid var(--line);
    }

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

    .split,
    .contact-layout,
    .article-layout {
        grid-template-columns: minmax(0, 1fr);
    }

    .article-aside {
        display: none;
    }
}

@media (max-width: 700px) {
    .shell {
        width: min(100% - 28px, 1180px);
    }

    .utility .shell {
        min-height: 42px;
    }

    .utility-contact {
        gap: 10px;
    }

    .utility-contact a:last-child {
        display: none;
    }

    .language-switch {
        gap: 4px;
    }

    .site-nav {
        top: 110px;
    }

    .brand img {
        width: 42px;
        height: 42px;
    }

    .brand strong {
        font-size: 15px;
    }

    .brand small {
        display: none;
    }

    .home-hero {
        min-height: 410px;
    }

    .hero-copy {
        padding: 54px 0 68px;
    }

    .home-hero h1 {
        font-size: 36px;
    }

    .home-hero .lead {
        font-size: 16px;
    }

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

    .stat:nth-child(3) {
        border-left: 0;
        border-top: 1px solid rgba(255, 255, 255, .14);
    }

    .stat:nth-child(4) {
        border-top: 1px solid rgba(255, 255, 255, .14);
    }

    .section {
        padding: 52px 0;
    }

    .section-head h2 {
        font-size: 26px;
    }

    .service-grid,
    .case-grid,
    .news-grid,
    .region-grid,
    .value-grid,
    .mode-grid,
    .quick-tools,
    .route-grid,
    .checklist-grid,
    .form-grid,
    .timeline,
    .footer-grid {
        grid-template-columns: minmax(0, 1fr);
    }

    .quick-tools-band {
        margin-top: -22px;
    }

    .quick-tool {
        min-height: 82px;
        padding: 16px;
        border-top: 1px solid var(--line);
        border-left: 0;
    }

    .quick-tool:first-child {
        border-top: 0;
    }

    .form-section-title {
        grid-column: auto;
    }

    .page-hero {
        padding: 58px 0;
    }

    .page-hero h1,
    .article-body h1 {
        font-size: 30px;
    }

    .timeline {
        gap: 0;
    }

    .timeline article {
        border-top: 1px solid var(--line);
    }

    .timeline article:first-child {
        border-top: 0;
    }

    .field.full {
        grid-column: auto;
    }

    .contact-form {
        padding: 20px;
    }

    .cta-band .shell,
    .footer-bottom {
        align-items: flex-start;
        flex-direction: column;
    }
}

@media print {
    .utility,
    .site-header,
    .cta-band,
    .site-footer,
    .menu-button,
    .actions,
    .filter-bar {
        display: none !important;
    }

    body {
        color: #000;
    }

    .section,
    .page-hero {
        padding: 20px 0;
    }
}