/* ========【Genealogy Exporter 視覺系統】 設定 - 延續 L1nG 網站並接續 Genealogy 晴空藍 ======== */

:root {
    --bg:#f6f8fb;
    --surface:#ffffff;
    --surface-soft:#f3f8fc;
    --surface-blue:#eef7fd;
    --ink:#24292f;
    --sub:#6e7781;
    --muted:#8c959f;
    --line:#d8dee4;
    --line-soft:#e9edf1;
    --accent:#55acee;
    --accent-hover:#3e95d3;
    --accent-dark:#315f83;
    --success:#5d9876;
    --warning:#b78645;
    --pending:#8b7c98;
    --header-bg:rgba(255,255,255,.92);
    --shadow:0 18px 50px rgba(31,35,40,.08);
    --radius-lg:24px;
    --radius-md:16px;
    --radius-sm:10px;
    --max-width:1180px;
}

* { box-sizing:border-box; }

html {
    scroll-behavior:smooth;
    scroll-padding-top:92px;
}

body {
    /* 靜態文字與一般介面使用標準箭頭 */ cursor: default;
    margin:0;
    background:
        radial-gradient(circle at 10% 6%, rgba(85,172,238,.08), transparent 28rem),
        radial-gradient(circle at 94% 22%, rgba(49,95,131,.05), transparent 24rem),
        var(--bg);
    color:var(--ink);
    font-family:"PingFang TC","Noto Sans TC","Microsoft JhengHei","Segoe UI",system-ui,sans-serif;
    line-height:1.65;
}

/* ========【全站游標】 設定 - 只有文字輸入區使用 I 形游標 ======== */
a[href],
button,
summary,
select,
label[for],
[role="button"],
[role="link"],
input[type="button"],
input[type="submit"],
input[type="reset"],
input[type="checkbox"],
input[type="radio"],
input[type="range"],
input[type="color"],
input[type="file"] {
    /* 可操作項目使用手指游標 */ cursor: pointer;
}

input:not([type="button"]):not([type="submit"]):not([type="reset"]):not([type="checkbox"]):not([type="radio"]):not([type="range"]):not([type="color"]):not([type="file"]),
textarea,
[contenteditable="true"] {
    /* 只有真正可輸入文字的區域使用 I 形游標 */ cursor: text;
}

button:disabled,
select:disabled,
input:disabled,
[aria-disabled="true"] {
    /* 停用控制項使用禁止操作游標 */ cursor: not-allowed;
}


a { color:inherit; }

/* ========【箭頭轉跳連結】 設定 - 與 L1nG 首頁一致的整體位移 ======== */
.arrow-link-motion {
    transition:
        color 0.2s ease,
        transform 0.2s ease;
}

.arrow-link-motion:hover,
.arrow-link-motion:focus-visible {
    color: var(--accent-hover);
    transform: translateX(3px);
}


[data-lang="en"] { display:none !important; }

html[data-language="en"] [data-lang="zh-Hant"] { display:none !important; }
html[data-language="en"] [data-lang="en"] { display:revert !important; }

.site-header {
    position:sticky;
    top:0;
    z-index:1000;
    min-height:68px;
    border-bottom:1px solid rgba(216,222,228,.85);
    background:var(--header-bg);
    backdrop-filter:blur(16px);
}

.site-header-inner {
    width:min(var(--max-width), calc(100% - 40px));
    min-height:68px;
    margin:0 auto;
    display:grid;
    grid-template-columns:auto minmax(0,1fr) auto;
    align-items:center;
    gap:28px;
}

.site-brand-group {
    display:flex;
    align-items:center;
    gap:9px;
    white-space:nowrap;
}

.creator-link,
.exporter-brand {
    text-decoration:none;
}

.creator-link {
    min-height:44px;
    display:inline-flex;
    align-items:center;
    color:#9099a2;
    font-size:12px;
    letter-spacing:1.4px;
    transition:color .18s ease;
}

.creator-link:hover,
.creator-link:focus-visible {
    color:var(--accent);
}

.brand-divider { color:#ccc; }

.exporter-brand {
    color:#46515b;
    font-size:13px;
    font-weight:680;
    letter-spacing:1.4px;
}

.main-nav {
    display:flex;
    align-items:center;
    justify-content:center;
    gap:6px;
}

.main-nav a {
    padding:7px 10px;
    border-radius:8px;
    color:#606a73;
    font-size:13px;
    text-decoration:none;
    transition:background-color .15s ease,color .15s ease;
}

.main-nav a:hover,
.main-nav a:focus-visible {
    background:#f2f7fb;
    color:var(--accent-dark);
    outline:none;
}

.main-nav .nav-tool-link {
    color:var(--accent-dark);
    font-weight:650;
}

.header-controls {
    justify-self:end;
    display:inline-flex;
    align-items:center;
    gap:10px;
    flex-wrap:nowrap;
    white-space:nowrap;
    min-width:max-content;
}

.language-switch {
    display:flex;
    align-items:center;
    gap:7px;
    white-space:nowrap;
}

.language-button {
    padding:5px 3px;
    border:0;
    background:transparent;
    color:#9aa3aa;
    text-decoration:none;
    font:inherit;
    font-size:11px;
    cursor:pointer;
}

.language-button.active {
    color:var(--accent-dark);
    font-weight:700;
}

.language-divider {
    color:#d0d5da;
    font-size:11px;
}

.nav-toggle {
    display:none;
    width:40px;
    height:40px;
    padding:0;
    border:0;
    border-radius:8px;
    background:transparent;
    cursor:pointer;
}

.nav-toggle span {
    display:block;
    width:18px;
    height:1px;
    margin:5px auto;
    background:#4d5862;
    transition:transform .18s ease;
}

.hero {
    padding:96px 0 76px;
}

.hero-grid {
    width:min(var(--max-width), calc(100% - 40px));
    margin:0 auto;
    display:grid;
    grid-template-columns:minmax(0,1.05fr) minmax(380px,.95fr);
    gap:72px;
    align-items:center;
}

.eyebrow,
.section-kicker,
.release-label {
    color:var(--accent-dark);
    font-size:11px;
    font-weight:750;
    letter-spacing:2.1px;
}

.hero h1 {
    margin:16px 0 20px;
    font-size:clamp(48px,7vw,88px);
    line-height:.92;
    letter-spacing:-3px;
    font-weight:760;
}

/* ========【Genealogy Exporter 中文主標題】 設定 - 「族譜提取器」維持單行 ======== */
.hero h1 [data-lang="zh-Hant"] {
    white-space:nowrap;
}

.hero-lead {
    max-width:720px;
    margin:0 0 14px;
    color:#35414b;
    font-size:clamp(20px,2.5vw,28px);
    font-weight:600;
    line-height:1.4;
}

.hero-description {
    max-width:690px;
    margin:0;
    color:var(--sub);
    font-size:15px;
}

.hero-actions {
    margin-top:30px;
    display:flex;
    flex-wrap:wrap;
    gap:10px;
}

.button {
    min-height:44px;
    display:inline-flex;
    align-items:center;
    justify-content:center;
    padding:0 18px;
    border:1px solid transparent;
    border-radius:9px;
    text-decoration:none;
    font-size:13px;
    font-weight:650;
    transition:transform .15s ease,background-color .15s ease,border-color .15s ease;
}

.button:hover { transform:translateY(-1px); }

.button-primary {
    background:var(--accent);
    color:#fff;
}

.button-primary:hover { background:var(--accent-hover); }

.button-secondary {
    border-color:var(--line);
    background:#fff;
    color:#4e5963;
}

.button-secondary:hover {
    border-color:#bfcbd5;
    background:#fbfdff;
}

.hero-meta {
    margin-top:34px;
    display:flex;
    flex-wrap:wrap;
    gap:22px 30px;
}

.hero-meta span {
    display:grid;
    gap:2px;
}

.hero-meta small {
    color:var(--muted);
    font-size:10.5px;
}

.hero-meta strong {
    color:#46515b;
    font-size:12px;
    font-weight:680;
}

.bridge-visual {
    position:relative;
    min-height:470px;
    padding:44px 38px;
    border:1px solid #dce5ec;
    border-radius:30px;
    background:
        linear-gradient(rgba(255,255,255,.93),rgba(255,255,255,.93)),
        radial-gradient(circle at 1px 1px, rgba(85,172,238,.22) 1px, transparent 0);
    background-size:auto,20px 20px;
    box-shadow:var(--shadow);
    display:flex;
    flex-direction:column;
    align-items:center;
    justify-content:center;
}

.bridge-card {
    width:min(280px,88%);
    padding:15px 18px;
    border:1px solid var(--line);
    border-radius:13px;
    background:#fff;
    display:grid;
    grid-template-columns:auto 1fr;
    grid-template-rows:auto auto;
    align-items:center;
    column-gap:13px;
}

.bridge-card strong {
    grid-column:2;
    grid-row:1;
    letter-spacing:1.2px;
    font-size:13px;
}

.bridge-card small {
    grid-column:2;
    grid-row:2;
    color:var(--sub);
    font-size:11px;
}

.bridge-kicker {
    grid-row:1 / 3;
    width:33px;
    height:33px;
    display:grid;
    place-items:center;
    border-radius:50%;
    background:var(--surface-blue);
    color:var(--accent-dark);
    font-size:10px;
    font-weight:800;
}

.bridge-module {
    border-color:#b7d9f1;
    box-shadow:0 8px 22px rgba(85,172,238,.10);
}

.bridge-target {
    border-color:#c9dce9;
    background:#fbfdff;
}

.bridge-line {
    width:1px;
    height:27px;
    background:linear-gradient(var(--line),var(--accent),var(--line));
}

.bridge-file {
    position:relative;
    width:116px;
    height:77px;
    padding:19px 12px 10px;
    border:1px solid transparent;
    border-radius:0;
    background:url("icons/genealogy-zip-folder.svg?v=20261011-zip-folder-approved-v4-r1") center / 116px 77px no-repeat;
    color:var(--accent-dark);
    display:grid;
    place-items:center;
    line-height:1.2;
}

.bridge-file::before {
    content:"03";
    position:absolute;
    left:-43px;
    top:50%;
    transform:translateY(-50%);
    width:27px;
    height:27px;
    border-radius:50%;
    background:var(--surface-blue);
    display:grid;
    place-items:center;
    font-size:9px;
    font-weight:800;
}

.bridge-file strong { font-size:18px; letter-spacing:2px; transform:translateY(5px); }
.bridge-file small { color:#718798; font-size:8.5px; transform:translateY(3px); }

.trust-strip {
    border-top:1px solid var(--line-soft);
    border-bottom:1px solid var(--line-soft);
    background:rgba(255,255,255,.65);
}

.trust-inner {
    width:min(var(--max-width), calc(100% - 40px));
    margin:0 auto;
    display:grid;
    grid-template-columns:repeat(3,1fr);
}

.trust-item {
    min-height:144px;
    padding:30px 28px;
    display:grid;
    grid-template-columns:auto 1fr;
    gap:16px;
    align-items:start;
}

.trust-item + .trust-item { border-left:1px solid var(--line-soft); }

.trust-mark {
    color:#a1abb4;
    font-size:10px;
    font-weight:800;
    letter-spacing:1px;
}

.trust-item strong {
    display:block;
    margin-bottom:6px;
    font-size:13px;
}

.trust-item p {
    margin:0;
    color:var(--sub);
    font-size:12px;
}

.section {
    width:min(var(--max-width), calc(100% - 40px));
    margin:0 auto;
    padding:100px 0 0;
}

/* 最後一個內容區與頁腳保持完整留白，不需要額外插入空白區塊。 */
#status { padding-bottom:clamp(78px, 8vw, 112px); }

.section-heading {
    max-width:790px;
    margin-bottom:38px;
}

.section-heading h2,
.data-copy h2,
.release-card h2 {
    margin:12px 0 13px;
    color:#2d3740;
    font-size:clamp(29px,4vw,46px);
    line-height:1.18;
    letter-spacing:-1.2px;
}

.section-heading p,
.data-copy p,
.release-card p {
    margin:0;
    color:var(--sub);
    font-size:14px;
}

.feature-grid {
    display:grid;
    grid-template-columns:repeat(6,minmax(0,1fr));
    gap:14px;
}

/* 電腦版每排三張同寬卡片，最後兩張研究中卡片置中排列。 */
@media (min-width:981px) {
    .feature-card { grid-column:span 2; }
    .feature-card:nth-child(7) { grid-column:2 / span 2; }
    .feature-card:nth-child(8) { grid-column:4 / span 2; }
}

.feature-card {
    position:relative;
    min-height:260px;
    padding:27px;
    border:1px solid var(--line);
    border-radius:var(--radius-md);
    background:rgba(255,255,255,.9);
}

.feature-number {
    display:block;
    margin-bottom:44px;
    color:#a4adb5;
    font-size:10px;
    font-weight:800;
}

.feature-card h3 {
    margin:0 0 9px;
    font-size:18px;
}

.feature-card p {
    margin:0;
    color:var(--sub);
    font-size:12.5px;
}

.feature-tags {
    margin-top:18px;
    display:flex;
    flex-wrap:wrap;
    gap:6px;
}

.feature-tags span {
    padding:4px 8px;
    border-radius:999px;
    background:#f3f6f8;
    color:#6d7882;
    font-size:9px;
    letter-spacing:.4px;
}

.feature-card-accent {
    border-color:#bfdff4;
    background:linear-gradient(145deg,#fff 30%,#f2f9fe);
}

.feature-card-pending {
    border-style:dashed;
    background:#fafafa;
}

.feature-state {
    position:absolute;
    top:22px;
    right:22px;
    padding:4px 8px;
    border-radius:999px;
    background:#f3eff5;
    color:#7b6f86;
    font-size:9px;
    font-weight:700;
}

.feature-card-accent .feature-state { background:#edf6f0; color:#4f8063; }

.workflow-section { padding-top:118px; }

.workflow-list {
    border-top:1px solid var(--line);
}

.workflow-step {
    min-height:138px;
    padding:27px 0;
    border-bottom:1px solid var(--line);
    display:grid;
    grid-template-columns:72px minmax(0,1fr) 218px;
    gap:24px;
    align-items:center;
}

.step-index {
    color:#a6afb7;
    font-size:11px;
    font-weight:800;
    letter-spacing:1px;
}

.step-copy h3 {
    margin:0 0 6px;
    font-size:17px;
}

.step-copy p {
    max-width:700px;
    margin:0;
    color:var(--sub);
    font-size:12.5px;
}

.workflow-step code,
.path-card code {
    overflow-wrap:anywhere;
    color:var(--accent-dark);
    font-family:"Cascadia Code","SFMono-Regular",Consolas,monospace;
    font-size:11.5px;
}

/* 沿用原本指令框的底色和邊框，文字與 SVG 直接並排，沒有左側空白佔位。 */
.workflow-step > .command-copy {
    display:inline-flex; align-items:center; justify-content:center; gap:12px;
    width:218px; min-width:0; max-width:100%; padding:10px 12px;
    justify-self:center;
    border:1px solid #d6e6f1; border-radius:8px;
    background:#f3f9fd; color:var(--accent-dark);
    font:inherit; text-align:center; cursor:pointer;
}
.workflow-step > .command-copy:focus-visible { outline:2px solid var(--accent); outline-offset:2px; }
.command-copy code { color:inherit; font-size:11.5px; }
.command-copy-feedback { position:absolute; width:1px; height:1px; padding:0; overflow:hidden; clip-path:inset(50%); white-space:nowrap; }
/* SVG 筆劃動畫：複製輪廓收回、勾號寫出、停留後依路徑復原。 */
.l1ng-copy-glyph { display:block; width:20px; height:20px; flex:0 0 20px; overflow:visible; }
.l1ng-copy-stroke, .l1ng-check-stroke { fill:none; stroke-width:1.85; stroke-linecap:round; stroke-linejoin:round; }
.l1ng-copy-stroke { stroke:currentColor; stroke-dashoffset:0; }
.l1ng-check-stroke { stroke:#5d9876; stroke-dashoffset:var(--stroke-hide); stroke-width:2.2; }
.l1ng-copy-running .l1ng-copy-stroke { animation:l1ngTraceCopy 3.8s linear both; }
.l1ng-copy-running .l1ng-check-stroke { animation:l1ngTraceCheck 3.8s linear both; }
@keyframes l1ngTraceCopy {
  0%,8% { stroke-dashoffset:0; }
  8.01% { stroke-dashoffset:0; animation-timing-function:cubic-bezier(.4,0,.8,.7); }
  23%,76% { stroke-dashoffset:var(--stroke-hide); }
  76.01% { stroke-dashoffset:var(--stroke-hide); animation-timing-function:cubic-bezier(.2,.3,.2,1); }
  91%,100% { stroke-dashoffset:0; }
}
@keyframes l1ngTraceCheck {
  0%,22% { stroke-dashoffset:var(--stroke-hide); }
  22.01% { stroke-dashoffset:var(--stroke-hide); animation-timing-function:cubic-bezier(.25,.35,.3,1); }
  37%,67% { stroke-dashoffset:0; }
  67.01% { stroke-dashoffset:0; animation-timing-function:cubic-bezier(.5,.05,.8,.7); }
  82%,100% { stroke-dashoffset:var(--stroke-hide); }
}
@media (prefers-reduced-motion:reduce) {
  .l1ng-copy-running .l1ng-copy-stroke, .l1ng-copy-running .l1ng-check-stroke { animation:none; }
  .l1ng-copy-running .l1ng-copy-stroke { stroke-dashoffset:var(--stroke-hide); }
  .l1ng-copy-running .l1ng-check-stroke { stroke-dashoffset:0; }
}

.inline-link,
.text-link {
    color:var(--accent-dark);
    font-size:12px;
    font-weight:650;
    text-decoration:none;
}

.inline-link:hover,
.text-link:hover { color:var(--accent-hover); }

/* 第四步的網站入口與安裝檔、指令框共用相同的右欄中心線。 */
.workflow-step > .inline-link {
    display:inline-flex;
    align-items:center;
    justify-content:center;
    justify-self:center;
    width:218px;
    max-width:100%;
    text-align:center;
}

.path-card {
    margin-top:28px;
    padding:23px 26px;
    border:1px solid #d5e4ee;
    border-radius:12px;
    background:#f8fbfd;
    display:grid;
    gap:7px;
}

.path-label {
    color:#7d8993;
    font-size:10px;
    font-weight:700;
    letter-spacing:.7px;
}

.path-card p {
    margin:2px 0 0;
    color:var(--sub);
    font-size:11.5px;
}

.data-section { padding-top:110px; }

.data-panel {
    padding:48px;
    border-radius:var(--radius-lg);
    background:#26333d;
    color:#fff;
    display:grid;
    grid-template-columns:minmax(0,1fr) minmax(360px,.8fr);
    gap:60px;
    align-items:center;
    box-shadow:var(--shadow);
}

.data-panel .section-kicker { color:#8cc9f3; }
.data-copy h2 { color:#fff; }
.data-copy p { color:#bdc8d0; }

.file-tree {
    padding:22px;
    border:1px solid rgba(255,255,255,.14);
    border-radius:14px;
    background:rgba(255,255,255,.05);
    font-family:"Cascadia Code","SFMono-Regular",Consolas,monospace;
}

.file-tree-root {
    margin-bottom:15px;
    color:#eaf6fe;
    font-size:12px;
    font-weight:700;
}

.file-tree-item {
    position:relative;
    margin-left:13px;
    padding:10px 0 10px 25px;
    border-left:1px solid rgba(255,255,255,.15);
    display:grid;
    gap:2px;
}

.file-tree-item > span {
    position:absolute;
    left:0;
    top:21px;
    width:17px;
    border-top:1px solid rgba(255,255,255,.15);
}

.file-tree-item strong {
    color:#dff2ff;
    font-size:11px;
}

.file-tree-item small {
    color:#95a7b3;
    font-family:inherit;
    font-size:9px;
}

.file-tree-item.muted strong { color:#aebac3; }

.status-grid {
    display:grid;
    grid-template-columns:repeat(3,minmax(0,1fr));
    gap:14px;
    align-items:stretch;
}

.status-column {
    min-height:0;
    padding:25px 26px;
    border:1px solid var(--line);
    border-radius:var(--radius-md);
    background:#fff;
}

.status-heading {
    display:flex;
    align-items:center;
    gap:9px;
    margin-bottom:20px;
}

.status-dot {
    width:8px;
    height:8px;
    border-radius:50%;
    background:#9ca5ad;
}

.status-ready .status-dot { background:var(--success); }
.status-testing .status-dot { background:var(--warning); }
.status-pending .status-dot { background:var(--pending); }

.status-column ul {
    margin:0;
    padding:0;
    list-style:none;
}

.status-column li {
    position:relative;
    padding:9px 0 9px 18px;
    border-top:1px solid #f0f2f4;
    color:var(--sub);
    font-size:12px;
}

.status-column li::before {
    content:"";
    position:absolute;
    left:2px;
    top:17px;
    width:5px;
    height:5px;
    border-radius:50%;
    background:#b8c0c7;
}

.release-section {
    width:min(var(--max-width), calc(100% - 40px));
    margin:0 auto;
    padding:110px 0 100px;
}

.release-card {
    padding:42px 46px;
    border:1px solid #cfe3f1;
    border-radius:var(--radius-lg);
    background:linear-gradient(135deg,#fff 0%,#f2f9fe 100%);
    display:grid;
    grid-template-columns:minmax(0,1fr) auto;
    gap:50px;
    align-items:center;
}

.release-card h2 {
    max-width:680px;
    font-size:clamp(28px,3.5vw,42px);
}

.release-card p { max-width:690px; }

.release-actions {
    min-width:235px;
    display:grid;
    gap:14px;
    justify-items:start;
}

.site-footer {
    border-top:1px solid var(--line);
    background:#fff;
}

.footer-inner {
    width:min(var(--max-width), calc(100% - 40px));
    min-height:150px;
    margin:0 auto;
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:30px;
}

.footer-brand {
    display:grid;
    gap:4px;
}

.footer-brand strong {
    font-size:12px;
    letter-spacing:1.5px;
}

.footer-brand span {
    color:var(--sub);
    font-size:11px;
}

.footer-links {
    display:flex;
    flex-wrap:wrap;
    justify-content:flex-end;
    gap:17px;
}

.footer-links a {
    color:#6d7780;
    font-size:11px;
    text-decoration:none;
}

.footer-links a:hover { color:var(--accent-dark); }

.reveal {
    opacity:0;
    transform:translateY(12px);
    transition:opacity .45s ease,transform .45s ease;
}

.reveal.is-visible {
    opacity:1;
    transform:none;
}

@media (prefers-reduced-motion:reduce) {
    html { scroll-behavior:auto; }
    .reveal { opacity:1; transform:none; transition:none; }
    .button { transition:none; }
}

@media (max-width:980px) {
    .site-header-inner {
        grid-template-columns:auto 1fr auto;
        gap:14px;
    }

    .main-nav { gap:1px; }
    .main-nav a { padding:7px 6px; }

    .hero-grid {
        grid-template-columns:1fr;
        gap:50px;
    }

    .bridge-visual { min-height:430px; }

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

    .data-panel {
        grid-template-columns:1fr;
        gap:34px;
    }
}

@media (max-width:760px) {
    .site-header-inner {
        position:relative;
        width:min(100% - 28px,var(--max-width));
        grid-template-columns:minmax(0,1fr) auto;
        gap:10px;
    }

    .exporter-brand {
        max-width:145px;
        overflow:hidden;
        text-overflow:ellipsis;
        white-space:nowrap;
    }

    .header-controls {
        grid-column:2;
        justify-self:end;
    }

    .language-switch {
        flex-wrap:nowrap;
        white-space:nowrap;
        min-width:max-content;
    }

    .nav-toggle {
        display:block;
    }

    .main-nav {
        position:absolute;
        top:58px;
        left:0;
        right:0;
        display:none;
        padding:8px;
        border:1px solid var(--line);
        border-radius:12px;
        background:#fff;
        box-shadow:0 16px 30px rgba(31,35,40,.12);
    }

    .main-nav.open {
        display:grid;
    }

    .main-nav a {
        padding:10px 11px;
    }

    .hero {
        padding-top:64px;
    }

    .hero h1 {
        font-size:clamp(46px,15vw,72px);
        letter-spacing:-2px;
    }

    .hero-grid,
    .trust-inner,
    .section,
    .release-section,
    .footer-inner {
        width:min(100% - 28px,var(--max-width));
    }

    .trust-inner { grid-template-columns:1fr; }
    .trust-item + .trust-item {
        border-left:0;
        border-top:1px solid var(--line-soft);
    }

    .feature-grid,
    .status-grid {
        grid-template-columns:1fr;
    }

    .status-grid { align-items:start; }

    .workflow-step {
        grid-template-columns:44px 1fr;
        gap:16px;
    }

    .workflow-step > .command-copy,
    .workflow-step > .inline-link {
        grid-column:2;
        justify-self:start;
    }

    .data-panel { padding:32px 26px; }

    .release-card {
        padding:32px 28px;
        grid-template-columns:1fr;
        gap:28px;
    }

    .release-actions { min-width:0; }

    .footer-inner {
        padding:32px 0;
        align-items:flex-start;
        flex-direction:column;
    }

    .footer-links { justify-content:flex-start; }
}

@media (max-width:480px) {
    .creator-link { font-size:12px; letter-spacing:1.4px; }
    .exporter-brand { max-width:112px; font-size:13px; letter-spacing:1.4px; }
    .brand-divider { font-size:11px; }

    .language-switch { gap:4px; }
    .language-button { font-size:11px; }

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

    .button { width:100%; }

    .hero-meta {
        display:grid;
        grid-template-columns:repeat(3,minmax(0,1fr));
        column-gap:12px;
    }

    .bridge-visual {
        min-height:400px;
        padding:30px 18px;
        border-radius:20px;
    }

    .feature-card { min-height:0; }

    .section {
        padding-top:78px;
    }

    .workflow-section,
    .data-section { padding-top:86px; }

    .release-section { padding:86px 0 72px; }
}

/* ========【中文標題單行優化】 不修改卡片結構；桌面保留單行，窄畫面自然換行 ======== */
.section-heading { max-width:none; }
.section-heading > p { max-width:790px; }
@media (min-width:981px) {
    .section-heading h2[data-lang="zh-Hant"],
    .data-copy h2[data-lang="zh-Hant"],
    .release-card h2[data-lang="zh-Hant"],
    .hero-lead[data-lang="zh-Hant"] { white-space:nowrap; }
    .data-copy h2[data-lang="zh-Hant"] { font-size:clamp(29px,2.65vw,38px); letter-spacing:-.04em; }
}
@media (max-width:980px) {
    .section-heading h2[data-lang="zh-Hant"],
    .data-copy h2[data-lang="zh-Hant"],
    .release-card h2[data-lang="zh-Hant"],
    .hero-lead[data-lang="zh-Hant"] { white-space:normal; overflow-wrap:normal; }
}


/* 安裝步驟右側直接提供下載：沿用四步驟既有的三欄網格。 */
.workflow-step > .workflow-install-download {
    grid-column:3;
    justify-self:center;
    width:218px;
    max-width:100%;
    display:grid;
    gap:9px;
}
.workflow-install-download-meta {
    display:flex;
    align-items:baseline;
    justify-content:space-between;
    gap:10px;
    color:var(--ink);
}
.workflow-install-download-meta strong { font-size:13px; font-weight:750; white-space:nowrap; }
.workflow-install-download-meta small { font-size:10.5px; color:var(--sub); white-space:nowrap; }
.workflow-install-download-action {
    display:inline-flex;
    align-items:center;
    justify-content:center;
    gap:9px;
    min-height:39px;
    padding:9px 13px;
    border:1px solid var(--accent-dark);
    border-radius:8px;
    background:var(--accent-dark);
    color:#fff;
    font-size:12px;
    font-weight:700;
    line-height:1.3;
    text-decoration:none;
    transition:box-shadow .18s ease, background-color .12s ease;
}
/* 滑鼠停在按鈕上時不持續改色，避免下載後誤以為按鈕停留在按下狀態。 */
.workflow-install-download-action:hover { box-shadow:0 3px 12px rgba(49,95,131,.18); }
.workflow-install-download-action:active { background:var(--accent-hover); }
.workflow-install-download-action:focus-visible { outline:2px solid var(--accent); outline-offset:3px; }
.workflow-install-download-action svg { flex:0 0 17px; }
@media (max-width:760px) {
    .workflow-step > .workflow-install-download {
        grid-column:2;
        justify-self:start;
        width:218px;
        max-width:100%;
    }
}
@media (prefers-reduced-motion:reduce) {
    .workflow-install-download-action { transition:none; }
}

/* 安裝檔尚未發布：保留版面，不提供失效或測試版下載。 */
.workflow-install-download-action:disabled { font-family:inherit; cursor:not-allowed; opacity:.58; box-shadow:none; }
.workflow-install-download-action:disabled:hover,
.workflow-install-download-action:disabled:active { background:var(--accent-dark); box-shadow:none; }

/* ========【共用捲軸】 A 款細線 - 所有可捲動容器 ======== */
html,body,body *{scrollbar-width:thin;scrollbar-color:var(--line) transparent}
html::-webkit-scrollbar,body::-webkit-scrollbar,body *::-webkit-scrollbar{width:6px;height:6px}
html::-webkit-scrollbar-track,body::-webkit-scrollbar-track,body *::-webkit-scrollbar-track{background:transparent}
html::-webkit-scrollbar-thumb,body::-webkit-scrollbar-thumb,body *::-webkit-scrollbar-thumb{background:var(--line);border-radius:999px}