@import url("https://fonts.googleapis.com/css2?family=Noto+Sans+TC:wght@100;300;400;500;700;900&family=Noto+Serif+TC:wght@200;300;400;500;600;700;900&display=swap");

@font-face {
    font-family: "SweiSpringSugarCJKsc-SemiBold";
    src: url(../fonts/SweiSpringSugarCJKsc-SemiBold.woff2);
}

@font-face {
    font-family: "Butler_Regular";
    src: url(../fonts/Butler_Regular.otf);
}

:root {
    --info-ink: #304d54;
    --info-deep: #193e46;
    --info-gold: #b79a67;
    --info-mist: #eef2f3;
    --info-paper: rgba(255, 255, 255, 0.72);
    --info-line: rgba(48, 77, 84, 0.22);
    --info-shadow: 0 20px 55px rgba(48, 77, 84, 0.08);
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    color: var(--info-ink);
    background:
        radial-gradient(circle at 12% 10%, rgba(194, 166, 112, 0.14), transparent 28rem),
        linear-gradient(135deg, #f7f8f8 0%, var(--info-mist) 50%, #e5edef 100%);
    font-family: "Noto Sans TC", sans-serif;
    font-size: 16px;
    font-weight: 300;
    line-height: 1.9;
    letter-spacing: 0.06em;
}

a {
    color: inherit;
}

a:focus-visible {
    outline: 2px solid var(--info-gold);
    outline-offset: 5px;
}

.info-header {
    position: sticky;
    top: 0;
    z-index: 10;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    width: 100%;
    box-sizing: border-box;
    min-height: 82px;
    margin: 0 auto;
    padding: 18px 0;
    border-bottom: 1px solid var(--info-line);
    background: rgba(238, 242, 243, 0.88);
    backdrop-filter: blur(14px);
}

.info-brand,
.info-home-link,
.text-link,
.primary-link,
.secondary-link {
    text-decoration: none;
}

.info-brand {
    position: absolute;
    left: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: var(--info-deep);
    transform: translateX(-50%);
}

.info-brand-logo {
    display: block;
    width: clamp(112px, 13vw, 156px);
    height: auto;
    object-fit: contain;
}

.info-home-link,
.text-link {
    color: var(--info-deep);
    font-size: 14px;
    letter-spacing: 0.12em;
}

.info-home-link::after,
.text-link::after {
    display: inline-block;
    margin-left: 10px;
    color: var(--info-gold);
    content: "↗";
    transition: transform 0.25s ease;
}

.info-home-link:hover::after,
.text-link:hover::after {
    transform: translate(3px, -3px);
}

.info-shell {
    width: min(1120px, calc(100% - 80px));
    margin-right: auto;
    margin-left: auto;
}

.info-hero {
    padding-top: 110px;
    padding-bottom: 100px;
}

.info-eyebrow,
.section-kicker {
    margin: 0 0 18px;
    color: var(--info-gold);
    font-family: "Butler_Regular", serif;
    font-size: 14px;
    letter-spacing: 0.2em;
}

h1,
h2,
h3,
p {
    margin-top: 0;
}

h1,
h2,
h3 {
    color: var(--info-deep);
    font-family: "SweiSpringSugarCJKsc-SemiBold";
    font-weight: normal;
    letter-spacing: 0.1em;
}

h1 {
    max-width: 760px;
    margin-bottom: 24px;
    font-size: clamp(42px, 6vw, 78px);
    line-height: 1.25;
}

h2 {
    margin-bottom: 16px;
    font-size: clamp(30px, 4vw, 46px);
    line-height: 1.35;
}

h3 {
    margin-bottom: 10px;
    font-size: clamp(19px, 2vw, 24px);
    line-height: 1.5;
}

.info-lead {
    max-width: 760px;
    margin-bottom: 0;
    color: var(--info-ink);
    font-size: clamp(17px, 2vw, 22px);
    line-height: 2;
    letter-spacing: 0.12em;
}

.info-summary-section {
    padding-top: 0;
    border-top: 0;
}

.ai-summary-card {
    padding: 42px 46px 36px;
    border: 1px solid var(--info-line);
    border-top: 3px solid var(--info-gold);
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.82), rgba(226, 235, 237, 0.7));
    box-shadow: var(--info-shadow);
}

.ai-summary-card .section-heading {
    margin-bottom: 24px;
}

.ai-summary {
    max-width: 960px;
    margin-bottom: 0;
    color: var(--info-deep);
    font-size: clamp(17px, 1.8vw, 20px);
    line-height: 2;
    letter-spacing: 0.08em;
}

.data-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 12px 34px;
    margin-top: 28px;
    padding-top: 20px;
    border-top: 1px solid var(--info-line);
}

.data-meta p {
    margin: 0;
    color: rgba(48, 77, 84, 0.82);
    font-size: 14px;
    letter-spacing: 0.08em;
}

.data-label {
    margin-right: 10px;
    color: var(--info-gold);
    font-size: 13px;
    letter-spacing: 0.14em;
}

.info-section {
    padding-top: 82px;
    padding-bottom: 82px;
    border-top: 1px solid var(--info-line);
}

.section-heading {
    max-width: 720px;
    margin-bottom: 38px;
}

.section-heading p:last-child {
    margin-bottom: 0;
    color: rgba(48, 77, 84, 0.82);
}

.spec-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1px;
    margin: 0;
    overflow: hidden;
    border: 1px solid var(--info-line);
    border-radius: 4px;
    background: var(--info-line);
    box-shadow: var(--info-shadow);
}

.spec-item {
    min-height: 142px;
    padding: 30px 28px;
    background: var(--info-paper);
}

.spec-item dt {
    margin-bottom: 12px;
    color: var(--info-gold);
    font-size: 14px;
    letter-spacing: 0.14em;
}

.spec-item dd {
    margin: 0;
    color: var(--info-deep);
    font-family: "SweiSpringSugarCJKsc-SemiBold";
    font-size: 20px;
    font-weight: 500;
    letter-spacing: 0.08em;
}

.location-layout,
.contact-layout {
    display: grid;
    grid-template-columns: minmax(0, 1.35fr) minmax(300px, 0.65fr);
    gap: 70px;
    align-items: start;
}

.location-copy>p {
    max-width: 650px;
    margin-bottom: 24px;
}

.location-list {
    display: grid;
    gap: 12px;
    margin: 0;
    padding: 0;
    list-style: none;
}

.location-list li {
    position: relative;
    padding-left: 24px;
}

.location-list li::before {
    position: absolute;
    top: 0.8em;
    left: 0;
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--info-gold);
    content: "";
}

.contact-card {
    padding: 34px 34px 30px;
    border: 1px solid var(--info-line);
    border-top: 3px solid var(--info-gold);
    background: var(--info-paper);
    box-shadow: var(--info-shadow);
}

.contact-card h3 {
    margin-bottom: 24px;
}

.contact-card address {
    display: grid;
    gap: 7px;
    font-style: normal;
}

.contact-card address span {
    margin-top: 12px;
    color: var(--info-gold);
    font-size: 13px;
    letter-spacing: 0.14em;
}

.contact-card address span:first-child {
    margin-top: 0;
}

.contact-card address strong,
.contact-card address a {
    color: var(--info-deep);
    font-weight: 500;
    letter-spacing: 0.08em;
}

.contact-links {
    display: grid;
    gap: 10px;
    margin-top: 28px;
    padding-top: 20px;
    border-top: 1px solid var(--info-line);
}

.highlight-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
}

.highlight-item {
    min-height: 250px;
    padding: 28px 26px;
    border: 1px solid var(--info-line);
    background: rgba(255, 255, 255, 0.52);
}

.highlight-item h3 {
    margin-bottom: 13px;
}

.highlight-item p:last-child {
    margin-bottom: 0;
    color: rgba(48, 77, 84, 0.9);
}

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

.data-card {
    padding: 30px 32px;
    border: 1px solid var(--info-line);
    background: rgba(255, 255, 255, 0.56);
}

.data-card h3 {
    margin-bottom: 14px;
}

.data-card p:last-of-type {
    margin-bottom: 0;
}

.data-source-list {
    margin: 22px 0 0;
    padding: 18px 0 0 20px;
    border-top: 1px solid var(--info-line);
}

.data-source-list li+li {
    margin-top: 7px;
}

.data-source-list a,
.qa-item a {
    color: var(--info-deep);
    text-underline-offset: 4px;
}

.data-footnote {
    margin: 26px 0 0;
    padding: 18px 20px;
    border-left: 2px solid var(--info-gold);
    background: rgba(255, 255, 255, 0.42);
    color: rgba(48, 77, 84, 0.82);
    font-size: 14px;
    letter-spacing: 0.06em;
}

.highlight-number {
    margin-bottom: 22px;
    color: var(--info-gold);
    font-family: "Butler_Regular", serif;
    font-size: 18px;
    letter-spacing: 0.12em;
}

.project-details {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0 46px;
    margin: 0;
    border-top: 1px solid var(--info-line);
}

.project-details>div {
    display: grid;
    grid-template-columns: 110px minmax(0, 1fr);
    gap: 20px;
    padding: 20px 0;
    border-bottom: 1px solid var(--info-line);
}

.project-details dt {
    color: var(--info-gold);
    font-size: 14px;
    letter-spacing: 0.12em;
}

.project-details dd {
    margin: 0;
    color: var(--info-deep);
    font-weight: 500;
    letter-spacing: 0.06em;
}

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

.qa-item {
    padding: 28px 30px;
    border-left: 2px solid var(--info-gold);
    background: rgba(255, 255, 255, 0.56);
}

.qa-item h3 {
    color: var(--info-deep);
}

.qa-item h3::before {
    margin-right: 9px;
    color: var(--info-gold);
    content: "Q";
    font-family: "Butler_Regular", serif;
    font-size: 16px;
    letter-spacing: 0;
}

.qa-item p {
    margin-bottom: 0;
    color: rgba(48, 77, 84, 0.9);
}

.qa-item .qa-short {
    margin-bottom: 12px;
    color: var(--info-deep);
    font-weight: 500;
}

.qa-item .qa-short strong,
.qa-item .qa-detail strong {
    color: var(--info-gold);
    font-weight: 500;
    letter-spacing: 0.12em;
}

.info-cta {
    margin-top: 20px;
    margin-bottom: 90px;
    padding: 62px 70px;
    border: 1px solid var(--info-line);
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.78), rgba(220, 231, 233, 0.72));
    text-align: center;
}

.info-cta h2 {
    margin-bottom: 12px;
}

.info-cta p:not(.section-kicker) {
    margin-bottom: 28px;
}

.cta-links {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 14px;
}

.primary-link,
.secondary-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 190px;
    min-height: 48px;
    padding: 9px 22px;
    border: 1px solid var(--info-deep);
    letter-spacing: 0.12em;
    transition: background-color 0.25s ease, color 0.25s ease;
}

.primary-link {
    background: var(--info-deep);
    color: #ffffff;
}

.secondary-link {
    color: var(--info-deep);
}

.primary-link:hover,
.secondary-link:hover {
    background: var(--info-gold);
    border-color: var(--info-gold);
    color: #ffffff;
}

.info-footer {
    display: flex;
    justify-content: space-between;
    width: min(1120px, calc(100% - 80px));
    margin: 0 auto;
    padding: 26px 0 42px;
    border-top: 1px solid var(--info-line);
    color: rgba(48, 77, 84, 0.72);
    font-size: 13px;
    letter-spacing: 0.08em;
}

.info-footer p {
    margin: 0;
}

.info-footer>div {
    display: flex;
    flex-wrap: wrap;
    gap: 18px;
}

@media (max-width: 760px) {
    body {
        font-size: 15px;
        letter-spacing: 0.04em;
    }

    .info-shell,
    .info-footer {
        width: calc(100% - 40px);
    }

    .info-header {
        min-height: 68px;
        padding: 14px 0;
    }

    .info-brand-logo {
        width: 112px;
    }

    .info-home-link {
        font-size: 13px;
    }

    .info-hero {
        padding-top: 70px;
        padding-bottom: 62px;
    }

    h1 {
        font-size: clamp(36px, 11vw, 56px);
    }

    h2 {
        font-size: clamp(29px, 8vw, 40px);
    }

    .info-lead {
        font-size: 16px;
        letter-spacing: 0.08em;
    }

    .ai-summary-card {
        padding: 30px 23px 25px;
    }

    .ai-summary {
        font-size: 16px;
        letter-spacing: 0.05em;
    }

    .data-meta {
        display: grid;
        gap: 8px;
    }

    .desktop-break {
        display: none;
    }

    .info-section {
        padding-top: 58px;
        padding-bottom: 58px;
    }

    .spec-grid,
    .highlight-grid,
    .qa-grid,
    .location-layout,
    .contact-layout {
        grid-template-columns: 1fr;
    }

    .spec-item {
        min-height: auto;
        padding: 23px 22px;
    }

    .spec-item dd {
        font-size: 18px;
    }

    .location-layout {
        gap: 34px;
    }

    .contact-card {
        padding: 28px 24px 24px;
    }

    .highlight-item {
        min-height: auto;
        padding: 23px 21px;
    }

    .data-grid {
        grid-template-columns: 1fr;
    }

    .data-card {
        padding: 23px 21px;
    }

    .data-footnote {
        padding: 15px 16px;
        font-size: 13px;
    }

    .project-details {
        grid-template-columns: 1fr;
    }

    .project-details>div {
        grid-template-columns: 96px minmax(0, 1fr);
        gap: 14px;
    }

    .qa-item {
        padding: 23px 21px;
    }

    .info-cta {
        margin-bottom: 58px;
        padding: 44px 22px;
    }

    .cta-links {
        display: grid;
    }

    .primary-link,
    .secondary-link {
        width: 100%;
    }

    .info-footer {
        display: grid;
        gap: 6px;
        padding-bottom: 28px;
    }

    .info-footer>div {
        display: grid;
        gap: 6px;
    }
}