:root {
    --ink: #1b1b19;
    --text: #0b1014;
    --paper: #ecebe8;
    --paper-deep: #dbd8d3;
    --paper-card: #f2f1ed;
    --muted: #8a867f;
    --line: rgba(138, 134, 127, 0.10);
    --line-solid: #e5e4e1;
    --orange: #fd7416;
    --orange-soft: #fef1e8;
    --lime: #d8f387;
    --white: #fff;
    --content: 1200px;
    --doc-title-band: 112px;
    --doc-title-gap: 24px;
    --side: max(24px, calc((100vw - var(--content)) / 2));
    --font: "PingFang SC", "PingFangSC-Regular", "Microsoft YaHei", "Helvetica Neue", Helvetica, Arial, sans-serif;
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    min-height: 100%;
}

body {
    margin: 0;
    min-width: 320px;
    min-height: 100vh;
    font-family: var(--font);
    color: var(--ink);
    background: var(--paper);
    line-height: 1.4;
    overflow-x: hidden;
    -webkit-text-size-adjust: 100%;
}

body:not([data-page="home"]) {
    display: flex;
    flex-direction: column;
}

button,
input,
select {
    font: inherit;
}

button {
    cursor: pointer;
}

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

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

.mobile-only,
.site-header-mobile,
.mobile-menu {
    display: none !important;
}

[hidden] {
    display: none !important;
}

body[data-page="home"] {
    height: 100vh;
    overflow: hidden;
    background-image: linear-gradient(0deg, #dbd8d3 8%, #ecebe8 100%);
}

body[data-page="vip"] {
    width: 100%;
    background: var(--paper);
}

.site-header {
    position: relative;
    z-index: 30;
    height: 70px;
    border-bottom: 1px solid var(--line);
    background: rgba(236, 235, 232, 0.90);
}

body[data-page="home"] .site-header {
    background: var(--paper);
}

body[data-page="vip"] .site-header {
    background: transparent;
}

.site-header-pc {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 var(--side);
}

.brand {
    display: inline-flex;
    align-items: center;
    width: 154px;
    height: 36px;
}

.brand img {
    width: 154px;
    height: 36px;
}

.site-nav {
    position: absolute;
    left: 50%;
    top: 16px;
    display: flex;
    align-items: center;
    gap: 14px;
    transform: translateX(-50%);
}

.site-nav a {
    width: 104px;
    height: 36px;
    border-radius: 20px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: var(--ink);
    font-size: 14px;
    font-weight: 400;
    line-height: 20px;
    text-align: right;
    transition: color 0.15s ease;
}

.site-nav a:not(.active):hover {
    color: rgba(27, 27, 25, 0.70);
    font-family: "PingFangSC-Regular", "PingFang SC", var(--font);
    font-size: 14px;
    font-weight: 400;
    text-align: right;
}

.site-nav a:nth-child(3) {
    width: 128px;
}

.site-nav a.active {
    color: var(--paper);
    background: var(--ink);
    font-weight: 600;
}

.outline-pill {
    width: 70px;
    height: 40px;
    padding: 0;
    border: 1px solid var(--ink);
    border-radius: 20px;
    color: var(--ink);
    background: transparent;
    font-size: 14px;
    font-weight: 400;
    line-height: 20px;
}

.outline-pill:hover,
.outline-pill:focus-visible {
    background: var(--paper-deep);
}

.page-shell {
    position: relative;
    z-index: 1;
    min-height: calc(100vh - 70px);
}

body:not([data-page="home"]) .page-shell {
    flex: 1 0 auto;
    min-height: 0;
}

body[data-page="guide"].guide-desktop-active {
    min-height: 100vh;
    overflow-x: hidden;
    overflow-y: auto;
}

body[data-page="guide"].guide-desktop-active .page-shell {
    flex: 1 0 auto;
    min-height: calc(100vh - 70px);
    overflow: visible;
}

body[data-page="guide"].guide-desktop-active .guide-page,
body[data-page="guide"].guide-desktop-active .install-guide {
    height: auto;
    overflow: visible;
}

body[data-page="vip"] .page-shell::before {
    content: "";
    position: absolute;
    z-index: -1;
    left: 0;
    right: 0;
    top: -70px;
    height: 404px;
    background-image: linear-gradient(180deg, #fcd9c1 0%, #ecebe8 100%);
}

body[data-page="home"] .page-shell {
    min-height: calc(100vh - 200px);
}

.home-hero {
    position: relative;
    height: calc(100vh - 200px);
    min-height: 0;
    overflow: hidden;
    padding-top: clamp(12px, 5vh, 48px);
    text-align: center;
}

.hero-copy {
    position: relative;
    z-index: 2;
}

.hero-copy h1 {
    width: 720px;
    max-width: calc(100vw - 48px);
    margin: 0 auto;
    color: var(--text);
    font-size: min(clamp(28px, 8vw, 60px), clamp(20px, 6vh, 60px));
    font-weight: 600;
    line-height: 1.2;
    letter-spacing: 1px;
}

html:lang(en-US) .hero-copy h1 {
    width: 980px;
}

.hero-copy p {
    width: 520px;
    max-width: calc(100vw - 48px);
    margin: clamp(6px, 1.5vh, 12px) auto clamp(10px, 2.5vh, 20px);
    color: var(--muted);
    font-size: min(clamp(12px, 2vw, 20px), clamp(10px, 2vh, 20px));
    font-weight: 400;
    line-height: 1.4;
    letter-spacing: 0;
}

html:lang(en-US) .hero-copy p {
    width: 760px;
}

.download-cta {
    min-width: 266px;
    width: auto;
    height: clamp(48px, 8vh, 80px);
    margin: 0 auto;
    padding: 0 36px;
    border-radius: 40px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    background: #f8f8f8;
    box-shadow: 0 4px 18px rgba(0, 0, 0, 0.05);
    color: var(--ink);
    font-size: clamp(14px, 2.5vh, 20px);
    font-weight: 600;
    line-height: 28px;
    transition: color 0.15s ease, background-color 0.15s ease, box-shadow 0.15s ease;
}

.download-cta:hover {
    background: rgba(255, 255, 255, 0.70);
    box-shadow: 0 6px 15px 0 rgba(138, 134, 127, 0.15);
    color: rgba(27, 27, 25, 0.70);
}

html:lang(en-US) .download-cta {
    width: 320px;
}

.download-cta span {
    white-space: nowrap;
}

.download-icon-stack {
    position: relative;
    display: inline-block;
    flex: 0 0 auto;
}

.download-icon-stack img {
    display: block;
    object-fit: contain;
    transition: opacity 0.15s ease;
}

.download-icon-hover {
    position: absolute;
    inset: 0;
    opacity: 0;
}

a:hover > .download-icon-stack .download-icon-normal {
    opacity: 0;
}

a:hover > .download-icon-stack .download-icon-hover {
    opacity: 1;
}

.download-cta .download-icon-stack,
.download-cta img {
    width: clamp(28px, 4vh, 44px);
    height: clamp(28px, 4vh, 44px);
}

.download-cta:hover span:last-child {
    font-family: "PingFangSC-Semibold", "PingFang SC", var(--font);
    font-size: 20px;
    color: rgba(27, 27, 25, 0.70);
    font-weight: 600;
}

.hero-visual {
    position: absolute;
    z-index: 1;
    left: 0;
    right: 0;
    top: 303px;
    height: 622px;
    pointer-events: none;
}

.earth-bg {
    position: absolute;
    left: 50%;
    top: 12px;
    width: 1920px;
    max-width: none;
    height: 610px;
    transform: translateX(-50%);
}

.phone-mockup {
    position: absolute;
    left: 50%;
    top: 0;
    width: 337px;
    height: 622px;
    transform: translateX(-50%);
}

@media (min-width: 768px) {
    .home-hero {
        overflow: visible;
    }

    .hero-visual {
        position: fixed;
        top: auto;
        bottom: 15px;
        height: min(622px, 60vh);
    }

    .earth-bg {
        top: 12px;
        width: auto;
        min-width: 1700px;
        height: calc(100% - 12px);
    }

    .phone-mockup {
        width: auto;
        height: 100%;
    }
}

.site-footer {
    position: relative;
    z-index: 4;
    background: var(--ink);
    color: var(--muted);
    font-size: 12px;
    font-weight: 400;
}

.download-strip {
    position: relative;
    height: 80px;
    display: grid;
    grid-template-columns: repeat(4, max-content);
    justify-content: center;
    align-items: center;
    column-gap: 100px;
    background: var(--paper);
    border-top: 1px solid var(--line-solid);
}

.download-strip::before {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    bottom: 100%;
    height: 40px;
    background-image: linear-gradient(180deg, rgba(58, 58, 54, 0) 0%, rgba(27, 27, 25, 0.07) 99%);
    pointer-events: none;
}

body:not([data-page="home"]) .download-strip {
    display: none !important;
}

.download-strip a {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    border-radius: 40px;
    color: #8A867F;
    font-family: "PingFangSC-Semibold", "PingFang SC", var(--font);
    font-size: 14px;
    font-weight: 600;
    line-height: 20px;
    transition: color 0.15s ease, background-color 0.15s ease;
}

.download-strip a:hover {
    color: #1b1b19;
    font-family: "PingFangSC-Semibold", "PingFang SC", var(--font);
    font-size: 14px;
    font-weight: 600;
}

.download-strip .download-icon-stack,
.download-strip img {
    width: 24px;
    height: 24px;
}

.footer-bottom {
    width: min(var(--content), calc(100% - 48px));
    min-height: 56px;
    height: auto;
    margin: 0 auto;
    padding: 12px 0;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 80px;
}

.footer-bottom small {
    font-size: 12px;
    font-weight: 400;
    margin-left: 0px;
    margin-right: auto;
}

.footer-links {
    display: flex;
    align-items: center;
    gap: 16px;
}

.footer-links > a {
    text-decoration: underline;
}

.footer-links a,
.language-trigger {
    font-size: 12px;
    line-height: 17px;
}

.language-menu {
    --language-menu-gap: 30px;
    position: relative;
}

.language-menu::before {
    content: "";
    position: absolute;
    right: 0;
    bottom: 100%;
    width: 130px;
    height: var(--language-menu-gap);
}

.language-trigger {
    padding: 0;
    border: 0;
    display: flex;
    align-items: center;
    gap: 5px;
    color: inherit;
    background: transparent;
    font: inherit;
    cursor: pointer;
}

.language-trigger img {
    width: 16px;
    height: 16px;
}

.language-trigger::after {
    content: "";
    width: 16px;
    height: 16px;
    background: url("/static/img/dropdown-icon.png") center / 16px 16px no-repeat;
}

.language-list {
    position: absolute;
    right: 0;
    bottom: calc(100% + var(--language-menu-gap));
    width: 130px;
    padding: 10px;
    border-radius: 20px;
    background: var(--ink);
    color: var(--white);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transform: translateY(4px);
    transition: opacity 0.15s ease, visibility 0.15s ease, transform 0.15s ease;
}

.language-menu:hover .language-list,
.language-menu:focus-within .language-list {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translateY(0);
}

.language-list a {
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    padding: 0 10px;
    border-radius: 10px;
    font-size: 14px;
    line-height: 20px;
}

.language-list a:hover,
.language-list a.active:hover {
    background: rgba(138, 134, 127, 0.70);
}

.language-list a img {
    width: 16px;
    height: 16px;
    flex: 0 0 16px;
    object-fit: contain;
}

.vip-page,
.guide-page {
    position: relative;
    width: min(var(--content), calc(100% - 48px));
    margin: 0 auto;
}

.guide-page {
    width: min(1200px, calc(100% - 48px));
}

.vip-page {
    padding: 51px 0 80px;
}

.vip-heading {
    position: relative;
    height: 84px;
}

.vip-heading h1,
.section-heading h1 {
    margin: 0;
    color: var(--ink);
    font-size: 42px;
    font-weight: 600;
    line-height: 59px;
    letter-spacing: 0;
}

.vip-heading img {
    position: absolute;
    right: 0;
    top: -51px;
    width: 258px;
    height: 188px;
    opacity: 1;
}

.plan-grid {
    display: grid;
    /* Columns grow to the widest card so a longer symbol (HK$) never pushes the
       buy button / hover background outside the card. Narrower breakpoints below
       override to fluid 1fr columns. */
    grid-template-columns: repeat(4, max-content);
    justify-content: center;
    gap: 11px;
    align-items: start;
    margin-top: 4px;
}

.plan-card {
    position: relative;
    isolation: isolate;
    width: max-content;
    min-width: 292px;
    height: 144px;
    margin: auto;
    padding: 0 20px;
    border: 0;
    border-radius: 20px;
    display: flex;
    align-items: center;
    background: transparent;
    color: var(--ink);
    transform-origin: center bottom;
    transition:
        padding-top 0.18s ease,
        color 0.18s ease,
        transform 0.18s ease;
}

.plan-card::before {
    content: "";
    position: absolute;
    inset: 10px 0 10px;
    z-index: -1;
    border-radius: 20px;
    background: rgba(255, 255, 255, 0.50);
    transition:
        inset 0.18s ease,
        background-color 0.18s ease,
        box-shadow 0.18s ease;
}

.plan-card.selected,
.plan-card:hover,
.plan-card:focus-within {
    color: var(--orange-soft);
    transform: scale(1.03);
    z-index: 2;
    margin: auto;
}

.plan-card.selected::before,
.plan-card:hover::before,
.plan-card:focus-within::before {
    inset: 0;
    background: var(--orange);
}

.plan-card-content {
    width: 100%;
    display: grid;
    gap: 10px;
}

.plan-card-title {
    min-width: 0;
    display: flex;
    align-items: center;
}

.plan-card-row {
    min-width: 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}

.plan-card h2 {
    display: inline-block;
    margin: 0;
    font-size: 18px;
    font-weight: 600;
    line-height: 25px;
    letter-spacing: 0;
    vertical-align: top;
}

.plan-card .plan-special {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 30px;
    max-width: 78px;
    height: 20px;
    padding: 0 6px;
    margin-left: 6px;
    border-radius: 5px;
    background: #efd5c2;
    color: var(--orange);
    font-size: 11px;
    font-weight: 400;
    line-height: 16px;
    white-space: nowrap;
    vertical-align: top;
}

.plan-price {
    display: inline-flex;
    align-items: baseline;
    margin-top: 0;
    font-size: 36px;
    font-weight: 600;
    line-height: 1;
    letter-spacing: 0;
}

.plan-price small {
    display: inline-block;
    margin-right: 0;
    font-size: 24px;
    font-weight: 600;
    line-height: 1;
    vertical-align: baseline;
}

.plan-card button {
    position: static;
    flex: 0 0 99px;
    width: 99px;
    height: 44px;
    border: 0;
    border-radius: 100px;
    display: none;
    align-items: center;
    justify-content: center;
    color: var(--paper);
    background: #1B1B19;
    font-size: 16px;
    font-weight: 500;
    line-height: 22px;
    transition: background-color 0.16s ease;
}

.plan-card.selected button,
.plan-card:hover button,
.plan-card:focus-within button {
    display: inline-flex;
}

.plan-card button:hover {
    border-radius: 100px;
    background: rgba(27, 27, 25, 0.80);
}

.benefits-section {
    margin-top: 40px;
}

.benefits-section h2,
.features-section h2,
.guide-notes h2 {
    margin: 0;
    color: var(--ink);
    font-size: 20px;
    font-weight: 600;
    line-height: 28px;
    letter-spacing: 0;
}

.benefit-grid {
    display: grid;
    grid-template-columns: repeat(4, 292px);
    column-gap: 11px;
    margin-top: 30px;
}

.benefit-item {
    display: grid;
    grid-template-columns: 100px 1fr;
    column-gap: 16px;
    align-items: start;
}

.benefit-item img {
    grid-row: 1 / 3;
    width: 100px;
    height: 100px;
}

.benefit-item h3 {
    margin: 12px 0 0;
    color: var(--text);
    font-size: 16px;
    font-weight: 400;
    line-height: 22px;
    letter-spacing: 0;
}

.benefit-item p {
    margin: 10px 0 0;
    color: var(--muted);
    font-size: 14px;
    font-weight: 400;
    line-height: 24px;
    letter-spacing: 0;
}

.benefit-item p span {
    display: block;
}

.features-section {
    margin-top: 63px;
    padding-top: 64px;
    border-top: 1px solid var(--line);
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(2, 595px);
    gap: 10px;
    margin-top: 30px;
}

.feature-card,
.guide-card {
    min-height: 144px;
    padding: 25px 20px 20px;
    border: 1px solid var(--line-solid);
    border-radius: 20px;
    background: var(--paper-card);
}

.feature-card h3,
.guide-card h2 {
    position: relative;
    margin: 0 0 14px;
    padding-left: 13px;
    color: var(--text);
    font-size: 16px;
    font-weight: 400;
    line-height: 22px;
    letter-spacing: 0;
}

.feature-card h3::before,
.guide-card h2::before {
    content: "";
    position: absolute;
    left: 0;
    top: 3px;
    width: 3px;
    height: 16px;
    border-radius: 2px;
    background: var(--orange);
}

.feature-card p,
.guide-card p,
.section-heading p,
.guide-notes ol {
    margin: 0;
    color: var(--muted);
    font-size: 14px;
    font-weight: 400;
    line-height: 26px;
    letter-spacing: 0;
}

@media (min-width: 1024px) and (max-width: 1199px) {
    .plan-grid,
    .benefit-grid {
        grid-template-columns: repeat(4, minmax(0, 1fr));
    }

    .plan-card {
        width: 100%;
        min-width: 0;
    }

    .benefit-item {
        min-width: 0;
        grid-template-columns: 88px minmax(0, 1fr);
        column-gap: 14px;
    }

    .benefit-item img {
        width: 88px;
        height: 88px;
    }

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

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

@media (min-width: 768px) and (max-width: 1023px) {
    .plan-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 11px;
    }

    .plan-card {
        width: 100%;
        min-width: 0;
    }

    .benefit-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 30px 24px;
    }

    .benefit-item {
        min-width: 0;
        grid-template-columns: 88px minmax(0, 1fr);
        column-gap: 14px;
    }

    .benefit-item img {
        width: 88px;
        height: 88px;
    }

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

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

.guide-page {
    /* padding: clamp(42px, 6vh, 72px) 0 clamp(75px, 8vh, 108px); */
    padding: clamp(42px, 6vh, 72px) 0 75px;
}

.section-heading {
    margin-bottom: 34px;
}

.section-heading p {
    margin-top: 14px;
    font-size: 18px;
    line-height: 28px;
}

.guide-grid {
    display: grid;
    grid-template-columns: repeat(2, 595px);
    gap: 10px;
}

.guide-card {
    min-height: 260px;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.guide-card img {
    width: 44px;
    height: 44px;
    margin-bottom: 22px;
    object-fit: contain;
}

.dark-button,
.mobile-buy {
    border: 0;
    border-radius: 100px;
    color: var(--paper);
    background: var(--ink);
    font-weight: 600;
}

.guide-card .dark-button {
    height: 44px;
    margin-top: auto;
    padding: 0 22px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    line-height: 22px;
}

.guide-notes {
    margin-top: 56px;
    padding-top: 48px;
    border-top: 1px solid var(--line);
}

.guide-notes ol {
    margin-top: 24px;
    padding-left: 20px;
}

.doc-page,
.support-page {
    width: min(var(--content), calc(100% - 48px));
    margin: 0 auto;
    padding: 36px 0 48px;
}

.doc-heading {
    min-height: var(--doc-title-band);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    margin-bottom: var(--doc-title-gap);
}

.doc-heading h1,
.support-wrap > h1 {
    margin: 0;
    color: var(--ink);
    font-size: 36px;
    font-weight: 600;
    line-height: 1.1;
    letter-spacing: 0;
}

.support-wrap > h1 {
    margin-bottom: 24px;
}

.doc-heading p {
    margin: 10px 0 0;
    color: var(--muted);
    font-size: 14px;
    line-height: 24px;
}

.doc-body h2 {
    margin: 36px 0 12px;
    color: var(--ink);
    font-size: 17px;
    font-weight: 600;
    line-height: 30px;
}

.doc-body p,
.doc-body li {
    color: var(--ink);
    font-size: 16px;
    font-weight: 400;
    line-height: 30px;
}

.doc-body p {
    margin: 0 0 12px;
}

.doc-body ul,
.doc-body ol {
    margin: 0 0 12px;
    padding-left: 24px;
}

body[data-page="deletion"] .doc-body ol {
    margin-bottom: 36px;
}

body[data-page="deletion"] .doc-body .steps {
    width: 100%;
    margin-top: 22px;
    display: grid;
    grid-template-columns: minmax(0, 1fr) 80px minmax(0, 1fr) 80px minmax(0, 1fr);
    align-items: center;
    gap: 18px;
}

body[data-page="deletion"] .doc-body .phone-step {
    width: 100%;
    max-width: 320px;
    justify-self: center;
    display: block;
}

body[data-page="deletion"] .doc-body .arrow {
    width: 56px;
    justify-self: center;
    display: block;
}

.ig-download-list {
    margin-bottom: clamp(56px, 8vh, 60px);
}

.ig-shell {
    width: 100%;
    margin: 0 auto;
}

.ig-download-list h1,
.ig-doc > h1 {
    margin: 0 0 38px;
    color: #1b1b19;
    font-family: "PingFangSC-Semibold", "PingFang SC", var(--font);
    font-size: 42px;
    font-weight: 600;
    line-height: 59px;
    letter-spacing: 0;
}

.ig-link-list {
    color: #1b1b19;
    font-family: "PingFangSC-Regular", "PingFang SC", var(--font);
    font-size: 16px;
    font-weight: 400;
    line-height: 30px;
    letter-spacing: 0;
}

.ig-link-list p {
    margin: 0px;
    padding-bottom: 10px;
}

.ig-link-list a,
.ig-panel a,
.support-contact-copy a {
    color: inherit;
    text-decoration: underline;
    text-underline-offset: 2px;
    overflow-wrap: anywhere;
}

.ig-muted {
    margin-top: 14px !important;
    color: #1b1b19;
}

.ig-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 46px;
}

.ig-tab {
    flex: 0 1 180px;
    min-width: 0;
    min-height: 52px;
    padding: 0 26px;
    border: 0;
    border-radius: 26px;
    color: var(--muted);
    background: var(--line-solid);
    font-size: 18px;
    font-weight: 600;
    line-height: 30px;
}

.ig-tab.active {
    border: 1px solid var(--line-solid);
    background: var(--paper-card);
}

.ig-panel {
    color: #1b1b19;
    font-family: "PingFangSC-Regular", "PingFang SC", var(--font);
    font-size: 16px;
    font-weight: 400;
    line-height: 30px;
    letter-spacing: 0;
}

.ig-panel h3 {
    margin: 0 0 18px;
    color: #1b1b19;
    font-family: "PingFangSC-Semibold", "PingFang SC", var(--font);
    font-size: 20px;
    font-weight: 600;
    line-height: 30px;
    letter-spacing: 0;
}

.ig-panel h3:not(:first-child) {
    margin-top: 42px;
}

.ig-panel h4 {
    margin: 24px 0 8px;
    color: #1b1b19;
    font-family: "PingFangSC-Semibold", "PingFang SC", var(--font);
    font-size: 20px;
    font-weight: 600;
    line-height: 30px;
    letter-spacing: 0;
}

.ig-panel p {
    margin: 0px;
    color: #1b1b19;
    font-family: "PingFangSC-Regular", "PingFang SC", var(--font);
    font-size: 16px;
    font-weight: 400;
    line-height: 30px;
    letter-spacing: 0;
}

.ig-panel .ig-large-title {
    margin: 96px 0 48px;
    color: #1b1b19;
    font-family: "PingFangSC-Semibold", "PingFang SC", var(--font);
    font-size: 42px;
    font-weight: 600;
    line-height: 59px;
    letter-spacing: 0;
}

.ig-bullet-list {
    margin: 0px;
    padding-left: 20px;
    color: #1b1b19;
    font-family: "PingFangSC-Regular", "PingFang SC", var(--font);
    font-size: 16px;
    font-weight: 400;
    line-height: 30px;
    letter-spacing: 0;
}

.ig-bullet-list li {
    margin: 0px;
}

.ig-panel strong,
.ig-link-list strong {
    font-family: "PingFangSC-Semibold", "PingFang SC", var(--font);
    font-weight: 700;
}

.ig-panel p strong {
    color: #1b1b19;
    font-family: "PingFangSC-Semibold", "PingFang SC", var(--font);
    font-weight: 700;
}

.ig-preline {
    white-space: pre-line;
}

.ig-spaced-line {
    white-space: pre-wrap;
}

.ig-panel .ig-note {
    color: #8a867f !important;
    font-family: "PingFangSC-Regular", "PingFang SC", var(--font);
    font-size: 14px !important;
    font-weight: 400 !important;
    line-height: 30px !important;
    letter-spacing: 0;
}

.ig-warning {
    color: #f50000 !important;
    font-family: "PingFangSC-Regular", "PingFang SC", var(--font);
    font-size: 16px !important;
    font-weight: 400 !important;
    line-height: 30px !important;
    letter-spacing: 0;
}

.ig-panel hr {
    margin: 44px 0 34px;
    border: 0;
    border-top: 1px solid #e1ded7;
}

.ig-image-stack {
    margin: 16px 0 18px;
}

.ig-image-stack img {
    height: auto;
    width: 100%;
}

.ig-image-stack.compact img {
    height: auto;
    width: 100%;
}

.ig-faq-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 320px), 393px));
    justify-content: center;
    justify-items: center;
    gap: 10px;
}

.ig-faq {
    width: 100%;
    max-width: 393px;
    min-width: 0;
    padding: 30px 20px;
    border: 1px solid #e5e4e1;
    border-radius: 15px;
    background: #f2f1ed;
}

.ig-faq h3 {
    width: 100%;
    max-width: none;
    min-width: 0;
    min-height: 30px;
    margin: 0;
    padding: 0 0 20px;
    border-bottom: 1px solid #e5e4e1;
    color: #1b1b19;
    font-family: "PingFangSC-Semibold", "PingFang SC", var(--font);
    font-size: 15px;
    font-weight: 600;
    line-height: 30px;
    letter-spacing: 0;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.ig-faq p {
    margin: 20px 0 0;
    min-width: 0;
    color: #8a867f;
    font-family: "PingFangSC-Regular", "PingFang SC", var(--font);
    font-size: 14px;
    font-weight: 400;
    line-height: 24px;
    letter-spacing: 0;
}

.ig-desktop-panel p {
    display: block;
    margin-top: 8px;
    color: #1b1b19;
}

.support-wrap {
    width: 100%;
}

.support-section {
    margin-top: 0;
    margin-bottom: 28px;
}

.support-section h2 {
    margin: 0 0 14px;
    color: var(--ink);
    font-size: 18px;
    font-weight: 600;
    line-height: 1.35;
}

.support-faq-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 16px;
}

.support-faq-card {
    min-height: 156px;
    padding: 16px 20px 18px;
    border: 1px solid var(--line-solid);
    border-radius: 15px;
    background: var(--paper-card);
}

.support-faq-card h3 {
    margin: 0 0 10px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--line-solid);
    color: var(--ink);
    font-size: 15px;
    font-weight: 600;
    line-height: 22px;
}

.support-faq-card p,
.support-contact-copy,
.support-success p {
    margin: 0;
    color: var(--muted);
    font-size: 14px;
    line-height: 22px;
}

.support-contact-copy {
    color: var(--ink);
    font-size: 15px;
    line-height: 1.7;
}

.support-contact-copy + .support-contact-copy {
    margin-top: 6px;
}

.support-form {
    margin-top: 16px;
}

.support-form-row {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 12px;
    margin-bottom: 12px;
}

.support-form label {
    display: flex;
    flex-direction: column;
    gap: 6px;
    color: var(--ink);
    font-size: 13px;
    font-weight: 500;
}

.support-form input,
.support-form textarea {
    width: 100%;
    border: 1px solid var(--line-solid);
    border-radius: 10px;
    background: var(--paper-card);
    color: var(--ink);
    font: inherit;
    outline: none;
}

.support-form input {
    height: 40px;
    padding: 0 12px;
}

.support-form textarea {
    min-height: 90px;
    padding: 10px 12px;
    resize: none;
    line-height: 1.6;
}

.support-form input:focus,
.support-form textarea:focus {
    border-color: var(--ink);
}

.support-submit-row {
    display: flex;
    justify-content: center;
    margin-top: 16px;
}

.support-submit-row button {
    height: 44px;
    padding: 0 48px;
    border: 0;
    border-radius: 50px;
    color: var(--ink);
    background: var(--lime);
    font-size: 16px;
    font-weight: 600;
    transition: opacity 0.15s, transform 0.1s;
}

.support-submit-row button:hover {
    opacity: 0.85;
}

.support-submit-row button:active {
    transform: scale(0.97);
}

.support-success {
    padding: 48px 0 24px;
    text-align: center;
}

.support-success div {
    width: 52px;
    height: 52px;
    margin: 0 auto 16px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #5a8a00;
    background: #f0f6de;
    font-size: 24px;
}

.support-success h3 {
    margin: 0 0 8px;
    color: var(--ink);
    font-size: 20px;
    font-weight: 600;
}

.sp-page {
    flex: 1;
    background: #ecebe8;
}

.sp-wrap {
    width: min(var(--content), calc(100% - 48px));
    margin: 0 auto;
    padding-top: 36px;
    padding-bottom: 48px;
}

.sp-title {
    margin: 0 0 24px;
    color: #1b1b19;
    font-family: "PingFangSC-Semibold", "PingFang SC", var(--font);
    font-size: 36px;
    font-weight: 600;
    line-height: 1.1;
    letter-spacing: 0;
}

.sp-section {
    margin-bottom: 28px;
}

.sp-section-heading {
    margin: 0 0 14px;
    color: #1b1b19;
    font-family: "PingFangSC-Semibold", "PingFang SC", var(--font);
    font-size: 18px;
    font-weight: 600;
    line-height: 1.35;
    letter-spacing: 0;
}

.sp-faq-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 16px;
}

.sp-faq-card {
    padding: 16px 20px 18px;
    border: 1px solid #e5e4e1;
    border-radius: 15px;
    background: #f2f1ed;
}

.sp-faq-q {
    margin: 0 0 10px;
    color: #1b1b19;
    font-family: "PingFangSC-Semibold", "PingFang SC", var(--font);
    font-size: 15px;
    font-weight: 600;
    line-height: 1.4;
    letter-spacing: 0;
}

.sp-faq-divider {
    margin: 0 0 10px;
    border: 0;
    border-top: 1px solid #e5e4e1;
}

.sp-faq-a {
    margin: 0;
    color: #8a867f;
    font-family: "PingFangSC-Regular", "PingFang SC", var(--font);
    font-size: 14px;
    font-weight: 400;
    line-height: 22px;
    letter-spacing: 0;
}

.sp-contact-desc,
.sp-contact-sub {
    color: #1b1b19;
    font-family: "PingFangSC-Regular", "PingFang SC", var(--font);
    font-size: 15px;
    font-weight: 400;
    line-height: 1.7;
    letter-spacing: 0;
}

.sp-contact-desc {
    margin: 0 0 6px;
}

.sp-contact-sub {
    margin: 0 0 32px;
}

.sp-email-link {
    color: #1b1b19;
    text-decoration: underline;
    text-underline-offset: 2px;
}

.sp-form-row {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 12px;
    margin-bottom: 20px;
}

.sp-form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.sp-form-group--full {
    margin-bottom: 0;
}

.sp-form-label {
    color: #1b1b19;
    font-family: "PingFangSC-Regular", "PingFang SC", var(--font);
    font-size: 14px;
    font-weight: 600;
    line-height: 30px;
    color: #8A867F;
}

.sp-form-input {
    width: 100%;
    height: 40px;
    padding: 0 12px;
    border: 1px solid var(--line);
    border-radius: 10px;
    background: #f2f1ed;
    color: #1b1b19;
    font-family: inherit;
    font-size: 15px;
    outline: none;
    appearance: none;
    -webkit-appearance: none;
    transition: border-color 0.15s, box-shadow 0.15s;
}

.sp-form-input:focus {
    border: 1px solid #1b1b19;
}

.sp-form-textarea {
    height: 90px;
    margin-top: 4px;
    padding: 10px 12px;
    line-height: 1.6;
    resize: none;
}

.sp-form-submit-row {
    display: flex;
    justify-content: center;
    margin-top: 30px;
}

.sp-submit-btn {
    height: 44px;
    padding: 0 48px;
    border: 0;
    border-radius: 100px;
    background: #1B1B19;
    color: #ECEBE8;
    font-family: inherit;
    font-size: 16px;
    font-weight: 500;
    cursor: pointer;
    transition: opacity 0.15s, transform 0.1s;
}

.sp-submit-btn:hover {
    opacity: 0.80;
}

.sp-submit-btn:active {
    transform: scale(0.97);
}

.sp-success {
    padding: 48px 0 24px;
    text-align: center;
}

.sp-success-icon {
    width: 52px;
    height: 52px;
    margin: 0 auto 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: #f0f6de;
    color: #5a8a00;
    font-size: 24px;
}

.sp-success h3 {
    margin: 0 0 8px;
    color: #1b1b19;
    font-size: 20px;
    font-weight: 600;
}

.sp-success p {
    margin: 0;
    color: #8a867f;
    font-size: 14px;
    line-height: 22px;
}

.overlay {
    position: fixed;
    inset: 0;
    z-index: 60;
    background: rgba(27, 27, 25, 0.50);
}

.modal {
    position: fixed;
    z-index: 70;
    left: 50%;
    top: 50%;
    width: 350px;
    border-radius: 20px;
    background: var(--paper-deep);
    transform: translate(-50%, -50%);
}

.modal-close {
    position: absolute;
    right: 25px;
    top: 25px;
    width: 20px;
    height: 20px;
    border: 0;
    background: url("/static/img/close.png") center / 20px 20px no-repeat;
    z-index: 4;
}

.modal-close:hover,
.modal-close:focus-visible {
    background-image: url("/static/img/close-hover.png");
}

.pc-login-modal {
    width: 350px;
    height: 490px;
    padding: 43px 0 0;
    overflow: visible;
    background: transparent;
    transform: translate(-50%, -46.3%);
}

.pc-login-modal::before,
.pc-login-modal::after {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
}

.pc-login-modal::before {
    top: 0;
    height: 450px;
    border-radius: 20px;
    background: var(--paper-deep);
    z-index: 1;
}

.pc-login-modal::after {
    bottom: 0;
    height: 70px;
    border-radius: 0 0 20px 20px;
    background: var(--ink);
    z-index: 0;
}

html:lang(en-US) .pc-login-modal {
    height: 508px;
}

html:lang(en-US) .pc-login-modal::after,
html:lang(en-US) .agree-line {
    height: 88px;
}

html:lang(en-US) .agree-line {
    padding-top: 42px;
    padding-bottom: 12px;
}

html:lang(en-US) .agree-line > span {
    max-width: 260px;
}

.login-watermark {
    position: absolute;
    top: 0;
    right: 0;
    width: 176px;
    height: 176px;
    pointer-events: none;
    z-index: 1;
}

.login-logo {
    width: 130px;
    height: 94px;
    margin: 0 auto 20px;
    position: relative;
    z-index: 2;
}

.qr-box {
    position: relative;
    width: 224px;
    height: 224px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 15px;
    border-radius: 15px;
    background: #ECEBE8;
    z-index: 2;
}

.qr-real {
    width: 224px;
    height: 224px;
    border-radius: 15px;
}
.qr-fake {
    width: 180px;
    height: 180px;
    display: block;
}

.qr-fake {
    position: absolute;
    left: 22px;
    top: 22px;
}

.qr-placeholder {
    width: 180px;
    min-height: 180px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--muted);
    background: transparent;
    text-align: center;
    font-size: 14px;
    line-height: 20px;
}

.qr-consent-cover {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 16px;
    border-radius: 15px;
    background: rgba(236, 235, 232, 0.97);
    color: var(--ink);
    font-size: 12px;
    font-weight: 400;
    line-height: 17px;
    text-align: center;
    white-space: pre-line;
    z-index: 3;
}

.qr-consent-cover img {
    width: 36px;
    height: 36px;
}

.login-modal p,
.mobile-login-modal p,
.logout-modal p,
.payment-hint-modal p {
    margin: 0;
    color: var(--muted);
    text-align: center;
    font-size: 16px;
    font-weight: 400;
    line-height: 24px;
    position: relative;
    z-index: 2;
}

.pc-login-modal [data-login-status] {
    font-family: "PingFangSC-Regular", "PingFang SC", var(--font);
    font-size: 14px;
    color: #8A867F;
    letter-spacing: 0;
    font-weight: 400;
    line-height: 20px;
}

.agree-line {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    margin: 0;
    padding-top: 42px;
    padding-bottom: 12px;
    border-radius: 0 0 20px 20px;
    color: var(--muted);
    background: transparent;
    font-family: "PingFangSC-Regular", "PingFang SC", var(--font);
    font-size: 12px;
    font-weight: 400;
    letter-spacing: 0;
    line-height: 17px;
    z-index: 3;
    cursor: pointer;
}

.agree-line input {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.agree-line i {
    width: 16px;
    height: 16px;
    flex: 0 0 16px;
    background: url("/static/img/checkbox.png") center / 16px 16px no-repeat;
}

.agree-line:hover i,
.agree-line:focus-within i {
    background-image: url("/static/img/small-radio-hover.png");
}

.agree-line input:checked + i {
    background-image: url("/static/img/small-radio-selected.png");
}

.agree-line > span {
    max-width: 300px;
    line-height: 17px;
}

.agree-line a {
    color: #b3afa9;
    text-decoration: none;
}

.mobile-login-modal,
.logout-modal,
.payment-hint-modal {
    width: 429px;
    min-height: 200px;
    padding: 36px 25px 25px;
    text-align: center;
}

.mobile-login-modal h2,
.logout-modal h2,
.payment-hint-modal h2 {
    margin: 0 0 18px;
    color: var(--ink);
    font-size: 20px;
    font-weight: 600;
    line-height: 28px;
    text-align: center;
}

.modal-actions {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    margin-top: 28px;
}

.payment-hint-modal .modal-actions {
    justify-content: center;
    margin-top: 24px;
}

.light-button,
.dark-button {
    width: 100px;
    height: 44px;
    border: 0;
    border-radius: 40px;
    font-size: 16px;
    font-weight: 500;
    line-height: 22px;
}

.light-button {
    color: var(--ink);
    background: var(--paper);
}

.logout-modal .light-button:hover,
.logout-modal .light-button:focus-visible {
    border-radius: 100px;
    background: rgba(236, 235, 232, 0.80);
}

.logout-modal .dark-button:hover,
.logout-modal .dark-button:focus-visible {
    border-radius: 100px;
    background: rgba(27, 27, 25, 0.80);
}

.payment-modal {
    width: 332px;
    min-height: 275px;
    padding: 25px;
}

.payment-modal-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 26px;
    margin: 0 0 25px;
}

.payment-modal-head h2 {
    margin: 0;
    font-size: 18px;
    line-height: 26px;
    text-align: left;
    font-weight: 600;
    color: #0B1014;
}

.payment-modal .modal-close {
    position: static;
    flex: 0 0 20px;
    opacity: 0.45;
}

.payment-summary {
    margin: 0 0 25px;
}

.payment-summary div {
    display: flex;
    justify-content: space-between;
    gap: 18px;
    margin-bottom: 14px;
    font-size: 16px;
    line-height: 21px;
}

.payment-summary dt {
    color: #8A867F;
    font-weight: 400;
    font-size: 16px;
    line-height: 22px;
}

.payment-summary dd {
    margin: 0;
    color: var(--ink);
    text-align: right;
    font-size: 16px;
    line-height: 22px;
    font-weight: 400;
}

.payment-summary [data-payment-price] {
    font-size: 18px;
    font-weight: 600;
}

.pay-choice {
    position: relative;
    width: 282px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    border: 0;
    border-radius: 100px;
    background: rgba(255, 255, 255, 0.80);
    color: var(--ink);
    font-size: 16px;
    font-weight: 500;
    line-height: 22px;
    transition: background-color 0.15s ease;
}

.pay-choice + .pay-choice {
    margin-top: 10px;
}

.pay-choice.active {
    color: var(--paper);
    background: var(--ink);
}

.pay-choice.active:hover,
.pay-choice.active:focus-visible {
    border-radius: 100px;
    background: rgba(27, 27, 25, 0.80);
}

.pay-choice:not(.active):hover,
.pay-choice:not(.active):focus-visible {
    border-radius: 100px;
    background: rgba(236, 235, 232, 0.80);
}

.pay-choice img {
    position: absolute;
    left: 23px;
    width: 30px;
    height: 30px;
}

/* Loading state while /order/create is in flight (slow networks). */
.pay-choice:disabled {
    cursor: not-allowed;
}

.pay-choice:disabled:not(.is-loading) {
    opacity: 0.5;
}

.pay-choice.is-loading {
    cursor: wait;
    opacity: 1;
}

.pay-choice.is-loading::after {
    content: "";
    position: absolute;
    right: 23px;
    top: 50%;
    width: 16px;
    height: 16px;
    margin-top: -8px;
    border: 2px solid rgba(128, 128, 128, 0.35);
    border-top-color: currentColor;
    border-radius: 50%;
    animation: pay-spin 0.7s linear infinite;
}

@keyframes pay-spin {
    to { transform: rotate(360deg); }
}

.pay-choice span {
    width: 100%;
    text-align: center;
}

.payment-modal .cancel-pay {
    display: none !important;
}

.toast {
    position: fixed;
    z-index: 90;
    left: 50%;
    top: 50%;
    min-width: 126px;
    height: 50px;
    padding: 14px 17px;
    border-radius: 10px;
    color: var(--white);
    background: rgba(0, 0, 0, 0.70);
    font-size: 14px;
    font-weight: 400;
    line-height: 22px;
    text-align: center;
    transform: translate(-50%, -50%);
}

/* PC 退出提示弹窗按原型 网页-12：标题/内容左对齐、圆角 26、右上关闭 X；
   仅桌面(min-width:768)生效，不影响手机端居中布局 */
@media (min-width: 768px) {
    .logout-modal {
        border-radius: 26px;
        text-align: left;
        padding-top: 28px;
    }

    .logout-modal .modal-close {
        right: 28px;
        top: 31px;
        opacity: 0.45;
    }

    .logout-modal h2,
    .logout-modal p {
        text-align: left;
    }
}

@media (max-width: 767px) {
    :root {
        --doc-title-band: 72px;
        --doc-title-gap: 18px;
    }

    .pc-only {
        display: none !important;
    }

    .mobile-only {
        display: block !important;
    }

    body {
        min-width: 0;
        background: var(--paper);
    }

    body[data-page="home"] {
        height: 100vh;
        height: 100dvh;
        height: 100svh;
        min-height: 100svh;
        max-height: 100svh;
        position: fixed;
        inset: 0;
        width: 100%;
        display: flex;
        flex-direction: column;
        overflow-x: hidden;
        overflow-y: hidden;
        background-image: linear-gradient(0deg, #dbd8d3 8%, #ecebe8 100%);
    }

    body[data-page="home"] .site-header {
        height: 56px;
        flex-shrink: 0;
        background: var(--paper);
    }

    body[data-page="home"] .site-header-mobile {
        align-items: center;
        padding: 0 22px 0 24px;
    }

    body[data-page="home"] .brand,
    body[data-page="home"] .brand img {
        width: auto;
        height: 28px;
    }

    body[data-page="home"] .icon-menu {
        margin-top: 0;
    }

    .site-header {
        height: 105px;
        border-bottom: 1px solid var(--line);
    }

    .site-header-mobile {
        height: 60px;
        display: flex !important;
        align-items: flex-start;
        justify-content: space-between;
        width: 100%;
        /* 顶部用 iOS 安全区自适应(刘海/灵动岛)，替代写死的 59px；
           viewport-fit=cover 下 env 生效，无安全区时回退 20px */
        padding: 15px 24px 15px 24px;
    }

    .brand,
    .brand img {
        width: 128px;
        height: 30px;
    }

    .icon-menu,
    .icon-close {
        width: 22px;
        height: 22px;
        border: 0;
        background-color: transparent;
        background-position: center;
        background-repeat: no-repeat;
        background-size: 22px 22px;
    }

    .icon-menu {
        margin-top: 4px;
        background-image: url("/static/img/expand-icon.png");
    }

    .icon-menu span {
        display: none;
    }

    .icon-close {
        background-image: url("/static/img/collapse-icon.png");
        background-size: 19px 19px;
    }

    .page-shell {
        min-height: calc(100dvh - 105px);
    }

    body:not([data-page="home"]) .page-shell {
        flex: 1 0 auto;
        min-height: 0;
    }

    body[data-page="guide"].guide-desktop-active {
        height: auto;
        min-height: 100dvh;
    }

    body[data-page="vip"] .page-shell::before {
        top: -105px;
        height: 404px;
    }

    /* VIP 页顶部安全区(刘海/状态栏)露出浅色空白：给最上层 header 铺与 ::before
       完全一致的渐变(同样从物理顶部起、404px 高)，无缝填满刘海区 */
    body[data-page="vip"] .site-header {
        background-color: transparent;
        background-image: linear-gradient(180deg, #fcd9c1 0%, #ecebe8 100%);
        background-repeat: no-repeat;
        background-position: top;
        background-size: 100% 404px;
    }

    body[data-page="home"] .page-shell {
        flex: 1 1 0;
        min-height: 0;
        overflow: hidden;
    }

    .home-hero {
        display: flex;
        flex-direction: column;
        align-items: center;
        height: 100%;
        min-height: 0;
        padding: clamp(22px, 4svh, 45px) 0px 0;
    }

    .hero-copy {
        flex: 0 0 auto;
    }

    .hero-copy h1 {
        width: max-content;
        max-width: none;
        margin-left: auto;
        margin-right: auto;
        font-size: 36px;
        font-weight: 600;
        line-height: 50px;
        letter-spacing: 0;
        white-space: nowrap;
    }

    .hero-copy p {
        width: min(327px, calc(100vw - 48px));
        max-width: calc(100vw - 48px);
        margin: 14px auto 0;
        font-size: 15px;
        font-weight: 400;
        line-height: 21px;
        text-align: center;
        white-space: normal;
    }

    .download-cta {
        width: 200px;
        height: 60px;
        margin-top: 27px;
        padding: 0;
        gap: 8px;
        border-radius: 29.96px;
        box-shadow: 0 5px 12px rgba(138, 134, 127, 0.15);
        font-size: 16px;
        line-height: 22px;
    }

    .download-cta.mobile-only {
        display: inline-flex !important;
    }

    html:lang(en-US) .hero-copy p {
        width: min(327px, calc(100vw - 48px));
        max-width: calc(100vw - 48px);
        font-size: 15px;
        line-height: 21px;
    }

    html:lang(en-US) .hero-copy h1 {
        width: max-content;
        max-width: none;
        font-size: 22px;
        line-height: 50px;
    }

    html:lang(en-US) .download-cta {
        width: 240px;
    }

    .download-cta img {
        width: 32px;
        height: 32px;
    }

    .hero-visual {
        position: relative;
        top: auto;
        bottom: auto;
        flex: 1 1 auto;
        width: 100%;
        min-height: 0;
        height: auto;
        margin-top: clamp(22px, 3.6svh, 46px);
        overflow: hidden;
    }

    .earth-bg {
        left: 50%;
        top: auto;
        bottom: 0px;
        width: clamp(560px, 172vw, 760px);
        min-width: 560px;
        max-width: none;
        height: auto;
        transform: translateX(-50%);
    }

    .phone-mockup {
        left: 50%;
        top: auto;
        bottom: 0;
        width: auto;
        height: 100%;
        max-height: none;
        transform: translateX(-50%);
    }

    .site-footer {
        background: var(--ink);
    }

    body[data-page="home"] .site-footer {
        flex-shrink: 0;
    }

    body[data-page="home"] .download-strip.pc-only {
        display: none !important;
    }

    body[data-page="home"] .download-strip::before {
        height: 24px;
    }

    body[data-page="home"] .download-strip a {
        flex: 0 0 50%;
        justify-content: flex-start;
        padding: 8px 18px;
        border-radius: 999px;
        background: rgba(255, 255, 255, 0.40);
    }

    .footer-bottom {
        width: 100%;
        min-height: auto;
        height: auto;
        padding: 10px 24px calc(10px + env(safe-area-inset-bottom));
        flex-direction: column;
        justify-content: center;
        gap: 6px;
    }

    .footer-bottom small {
        order: 2;
        width: min(303px, 100%);
        text-align: center;
        font-size: 12px;
        line-height: 17px;
        margin: 0px auto;
    }

    .footer-links {
        order: 1;
        gap: 8px 18px;
        flex-wrap: wrap;
        justify-content: center;
    }

    .footer-links a,
    .language-trigger {
        font-size: 12px;
        line-height: 17px;
    }

    .language-trigger img,
    .language-trigger::after {
        width: 16px;
        height: 16px;
        background-size: 16px 16px;
    }

    .language-menu {
        --language-menu-gap: 43px;
    }

    .language-menu::before {
        left: 0;
        right: auto;
    }

    .language-list {
        left: 0;
        right: auto;
    }

    .mobile-menu {
        display: block !important;
        position: fixed;
        inset: 0;
        z-index: 80;
        /* 顶部/底部避让 iOS 安全区(刘海/主页指示条) */
        padding: max(env(safe-area-inset-top), 20px) 0px env(safe-area-inset-bottom);
        background: var(--paper);
        transform: translateX(100%);
        transition: transform 0.2s ease;
    }

    .mobile-menu.open {
        transform: translateX(0);
    }

    .mobile-menu-top {
        height: 48px;
        display: flex;
        align-items: flex-start;
        justify-content: space-between;
        border-bottom: 1px solid rgba(138, 134, 127, 0.10);
        box-sizing: border-box;
        padding-left: 24px;
        padding-right: 24px;
    }

    .mobile-menu-top .outline-pill {
        width: 56px;
        height: 32px;
        border-radius: 16px;
    }

    .vip-banner {
        position: relative;
        height: 74px;
        margin: 24px 24px 26px;
        padding: 14px 16px 14px 16px;
        border-radius: 15px;
        display: flex;
        align-items: flex-start;
        justify-content: space-between;
        overflow: hidden;
        color: var(--paper);
        background: var(--orange);
    }

    .vip-banner strong,
    .vip-banner small {
        display: block;
    }

    .vip-banner strong {
        font-size: 16px;
        font-weight: 600;
        line-height: 22px;
    }

    .vip-banner small {
        width: 150px;
        margin-top: 6px;
        font-size: 12px;
        font-weight: 400;
        line-height: 17px;
        color: rgba(236,235,232,0.80);
    }

    .vip-banner img {
        position: absolute;
        right: 0;
        top: 0;
        width: 114px;
        height: 74px;
    }

    .mobile-menu-nav {
        --mobile-menu-nav-x: 24px;
        display: grid;
        gap: 30px;
        font-size: 16px;
        line-height: 22px;
        padding-left: var(--mobile-menu-nav-x);
        padding-right: var(--mobile-menu-nav-x);
    }

    .mobile-menu-nav a {
        position: relative;
        width: max-content;
    }

    .mobile-menu-nav a.active {
        font-weight: 600;
    }

    .mobile-menu-nav a.active::before {
        content: "";
        position: absolute;
        left: calc(-1 * var(--mobile-menu-nav-x));
        top: 50%;
        width: 4px;
        height: 22px;
        background: #1B1B19;
        border-radius: 0 2px 2px 0;
        transform: translateY(-50%);
    }

    .vip-page {
        width: min(767px, calc(100vw - 48px));
    }

    .guide-page {
        width: 327px;
    }

    .guide-page {
        width: min(100% - 32px, 1200px);
    }

    .vip-page {
        padding: 30px 0 80px;
    }

    .vip-heading {
        height: 48px;
        margin: 0;
    }

    .vip-heading h1,
    .section-heading h1 {
        font-size: 24px;
        line-height: 42px;
        color: #1B1B19;
        font-weight: 600;
    }

    .vip-heading img {
        left: auto;
        right: 0px;
        top: -30px;
        width: 140px;
        height: 102px;
    }

    .plan-list-mobile.mobile-only {
        display: grid !important;
        gap: 15px;
        margin-top: 0;
        width: 100%;
    }

    .plan-row {
        position: relative;
        width: 100%;
        height: 90px;
        padding: 15px 20px 12px 20px;
        border: 0;
        border-radius: 20px;
        background: rgba(255, 255, 255, 0.50);
        color: var(--ink);
        text-align: left;
    }

    .plan-row.selected {
        color: var(--orange-soft);
        background: var(--orange);
    }

    .plan-row > span {
        display: block;
        padding-right: 44px;
    }

    .plan-row strong {
        display: inline-block;
        font-size: 16px;
        font-weight: 600;
        line-height: 22px;
    }

    .plan-row em {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        min-width: 30px;
        max-width: 78px;
        height: 20px;
        padding: 0 6px;
        margin-left: 6px;
        border-radius: 5px;
        background: #efd5c2;
        color: var(--orange);
        font-size: 11px;
        font-style: normal;
        font-weight: 400;
        line-height: 16px;
        white-space: nowrap;
        vertical-align: top;
    }

    .plan-row .plan-price {
        display: flex;
        width: max-content;
        margin-top: 4px;
        font-size: 26px;
        font-weight: 600;
        line-height: 37px;
    }

    .plan-row .plan-price small {
        font-size: 18px;
        line-height: 37px;
    }

    .plan-row i {
        position: absolute;
        right: 20px;
        top: 33px;
        width: 24px;
        height: 24px;
        background: url("/static/img/checkbox-normal.png") center / 24px 24px no-repeat;
    }

    .plan-row.selected i {
        background-image: url("/static/img/checkbox-selected.png");
    }

    .mobile-buy {
        width: 100%;
        height: 48px;
        margin-top: 25px;
        font-size: 16px;
        font-weight: 600;
        line-height: 22px;
    }

    .benefits-section {
        margin-top: 42px;
    }

    .benefits-section h2,
    .features-section h2,
    .guide-notes h2 {
        font-size: 18px;
        line-height: 25px;
    }

    .benefit-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        justify-content: space-between;
        gap: 36px 0;
        margin-top: 25px;
    }

    .benefit-item {
        min-width: 0;
        display: block;
        text-align: center;
    }

    .benefit-item img {
        width: 80px;
        height: 80px;
        margin: 0 auto;
    }

    .benefit-item h3 {
        margin-top: 13px;
        font-size: 16px;
        line-height: 22px;
    }

    .benefit-item p {
        margin-top: 7px;
        font-size: 14px;
        line-height: 24px;
        text-align: center;
    }

    .features-section {
        margin-top: 64px;
        padding-top: 60px;
    }

    .feature-grid,
    .guide-grid {
        grid-template-columns: minmax(0, 1fr);
        gap: 10px;
        margin-top: 25px;
    }

    .feature-card,
    .guide-card {
        min-height: 147px;
        padding: 18px 20px 18px;
        border-radius: 20px;
    }

    .feature-card:first-child {
        min-height: 171px;
    }

    .feature-card h3,
    .guide-card h2 {
        margin-bottom: 14px;
        font-size: 16px;
        line-height: 22px;
    }

    .feature-card p,
    .guide-card p,
    .section-heading p,
    .guide-notes ol {
        font-size: 14px;
        line-height: 24px;
    }

    .guide-page {
        padding: 30px 0 60px;
    }

    .section-heading {
        margin-bottom: 25px;
    }

    .section-heading p {
        margin-top: 10px;
        font-size: 15px;
        line-height: 22px;
    }

    .guide-card {
        min-height: 220px;
    }

    .guide-notes {
        margin-top: 42px;
        padding-top: 34px;
    }

    .doc-page,
    .support-page {
        width: min(100% - 32px, 1200px);
        padding: 24px 0 40px;
    }

    .doc-heading h1,
    .support-wrap > h1 {
        font-size: 30px;
        line-height: 1.1;
    }

    .doc-heading {
        min-height: var(--doc-title-band);
        margin-bottom: var(--doc-title-gap);
    }

    .doc-body h2 {
        margin-top: 28px;
        font-size: 16px;
        line-height: 26px;
    }

    .doc-body p,
    .doc-body li {
        font-size: 14px;
        line-height: 26px;
    }

    body[data-page="deletion"] .doc-body ol {
        margin-bottom: 28px;
    }

    body[data-page="deletion"] .doc-body .steps {
        grid-template-columns: 1fr;
        gap: 12px;
        justify-items: center;
    }

    body[data-page="deletion"] .doc-body .phone-step {
        width: min(100%, 320px);
    }

    body[data-page="deletion"] .doc-body .arrow {
        width: 44px;
        transform: rotate(90deg);
    }

    .install-guide {
        margin-top: 0;
    }

    .ig-download-list {
        margin-bottom: 48px;
    }

    .ig-download-list h1,
    .ig-doc > h1 {
        margin-bottom: 26px;
        font-size: 24px;
        line-height: 42px;
        color: #1B1B19;
        font-weight: 600;
    }

    .ig-link-list,
    .ig-panel {
        font-size: 16px;
        line-height: 26px;
    }

    .ig-link-list p,
    .ig-panel p {
        font-size: 16px;
        line-height: 26px;
    }

    .ig-tabs {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 8px;
        margin-bottom: 30px;
    }

    .ig-tab {
        width: 100%;
        min-width: 0;
        min-height: 46px;
        flex: none;
        padding: 0 10px;
        font-size: 14px;
        line-height: 22px;
    }

    .ig-panel h3 {
        font-size: 18px;
        line-height: 28px;
    }

    .ig-panel h4 {
        font-size: 18px;
        line-height: 28px;
    }

    .ig-panel h3:not(:first-child) {
        margin-top: 32px;
    }

    .ig-image-stack img,
    .ig-image-stack.compact img {
        max-width: 100%;
    }

    .ig-faq-grid,
    .support-faq-grid,
    .support-form-row {
        grid-template-columns: 1fr;
    }

    .ig-faq {
        width: 100%;
        max-width: none;
        min-height: 0;
    }

    .ig-faq h3 {
        white-space: nowrap;
    }

    .support-section {
        margin-top: 0;
    }

    .support-section h2 {
        font-size: 18px;
        line-height: 25px;
    }

    .support-faq-card {
        min-height: 0;
    }

    .sp-wrap {
        width: min(100% - 32px, 1200px);
        padding-top: 24px;
        padding-bottom: 40px;
    }

    .sp-title {
        min-height: var(--doc-title-band);
        margin-bottom: 28px;
        font-size: 30px;
        line-height: 1.1;
    }

    .sp-faq-grid {
        grid-template-columns: 1fr 1fr;
    }

    .sp-form-row {
        grid-template-columns: 1fr;
        gap: 12px;
    }

    .sp-submit-btn {
        width: 100%;
    }

    .modal {
        width: 311px;
        border-radius: 20px;
    }

    .mobile-login-modal,
    .logout-modal,
    .payment-hint-modal {
        width: 311px;
        min-height: 190px;
        padding: 34px 24px 24px;
    }

    .mobile-login-modal h2,
    .logout-modal h2,
    .payment-hint-modal h2 {
        margin-bottom: 12px;
        font-size: 18px;
        line-height: 25px;
    }

    .payment-hint-modal .modal-actions {
        grid-template-columns: 1fr;
    }

    /* 单个确定按钮整宽（否则固定宽度会靠左显示） */
    .payment-hint-modal .dark-button {
        width: 100%;
    }

    .modal-actions {
        display: grid;
        grid-template-columns: repeat(2, 125.5px);
        gap: 12px;
        margin-top: 32px;
    }

    .light-button,
    .dark-button {
        width: 125.5px;
        height: 40px;
        font-size: 16px;
        line-height: 24px;
    }

    .payment-modal {
        width: min(332px, calc(100vw - 24px));
        min-height: 275px;
        padding: 25px;
    }

    .payment-modal-head {
        min-height: 26px;
        margin-bottom: 25px;
    }

    .payment-modal-head h2 {
        font-size: 18px;
        line-height: 26px;
        text-align: left;
    }

    .payment-summary {
        margin-bottom: 25px;
    }

    .payment-summary div {
        font-size: 16px;
        line-height: 22px;
    }

    .pay-choice {
        width: 282px;
        height: 44px;
        font-size: 16px;
        font-weight: 600;
        line-height: 22px;
    }

    .pay-choice + .pay-choice {
        margin-top: 10px;
    }

    .cancel-pay {
        width: 100%;
        height: 20px;
        margin-top: 16px;
        border: 0;
        color: var(--muted);
        background: transparent;
        font-size: 14px;
        font-weight: 400;
        line-height: 20px;
    }
}

@media (max-width: 420px) {
    :root {
        --doc-title-band: 64px;
        --doc-title-gap: 14px;
    }
}

/* ---- 头像菜单 / 会员卡片 (M3) ---- */
.user-menu {
    position: relative;
}

.user-menu::before {
    content: "";
    position: absolute;
    right: 0;
    top: 42px;
    width: 292px;
    height: 10px;
}

.user-menu > .avatar {
    position: relative;
    width: 42px;
    height: 42px;
    display: block;
    padding: 0;
    border: 0;
    background: transparent;
    cursor: pointer;
}

.avatar-pic {
    width: 42px;
    height: 42px;
    border-radius: 50%;
    object-fit: cover;
}

.avatar-badge {
    position: absolute;
    right: -8px;
    bottom: 0;
    width: 16px;
    height: 16px;
}

/* 面板：黑色外层(292x130, 圆角20)，橙卡贴底(圆角15)，无白色外壳 */
.user-card {
    position: absolute;
    right: 0;
    top: 52px;
    width: 292px;
    border-radius: 20px;
    background: var(--ink);
    box-shadow: 0 12px 30px rgba(27, 27, 25, 0.18);
    overflow: hidden;
    z-index: 40;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transform: translateY(4px);
    transition: opacity 0.15s ease, visibility 0.15s ease, transform 0.15s ease;
}

.user-menu:hover .user-card,
.user-menu:focus-within .user-card {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translateY(0);
}

.user-card-head {
    display: flex;
    align-items: center;
    gap: 7px;
    height: 56px;
    padding: 0 16px;
    color: var(--paper);
}

.user-card-avatar {
    width: 28px;
    height: 28px;
    border-radius: 50%;
}

.user-card-id {
    flex: 1;
    font-size: 16px;
    font-weight: 600;
    color: var(--paper);
    word-break: break-all;
}

.user-card-logout {
    width: 20px;
    height: 20px;
    padding: 0;
    border: 0;
    background: transparent;
}

.user-card-logout img {
    width: 20px;
    height: 20px;
}

.user-card-logout:hover img,
.user-card-logout:focus-visible img {
    content: url("/static/img/logout-hover.png");
}

.user-card-body {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 74px;
    padding: 0 16px;
    border-radius: 15px;
    background: var(--orange);
    color: var(--paper);
    overflow: hidden;
}

.vip-info,
.buy-info {
    display: flex;
    flex-direction: column;
    gap: 8px;
    z-index: 1;
}

.vip-info > strong,
.buy-info > strong {
    font-size: 18px;
    font-weight: 600;
    color: #ECEBE8;
}

.buy-info > small {
    font-size: 12px;
    font-weight: 400;
    color: rgba(236,235,232,0.80);
}

.vip-remain {
    height: 16px;
    display: inline-flex;
    align-items: center;
    gap: 5px;
    font-size: 12px;
    font-weight: 400;
    color: rgba(236,235,232,0.80);
    line-height: 16px;
}

.vip-remain img {
    width: 16px;
    height: 16px;
}

.vip-renew {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 54px;
    height: 28px;
    padding: 0 14px;
    border-radius: 14px;
    background: var(--paper);
    color: var(--orange);
    font-size: 12px;
    font-weight: 600;
}

.buy-crown {
    position: absolute;
    right: 0;
    bottom: -8px;
    width: 120px;
    height: auto;
    opacity: 0.95;
    z-index: 0;
}

/* 手机端抽屉：账号行(头像+账号+退出图标) 与会员橙卡 */
.mobile-account {
    display: flex;
    align-items: center;
    gap: 10px;
}

.mobile-account-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
}

.mobile-account-id {
    font-size: 16px;
    font-weight: 600;
    color: var(--ink);
    word-break: break-all;
    line-height: 16px;
}

.mobile-account-logout {
    width: 20px;
    height: 20px;
    padding: 0;
    border: 0;
    background: transparent;
}

.mobile-account-logout img {
    width: 16px;
    height: 16px;
}

.mobile-account-logout:hover img,
.mobile-account-logout:focus-visible img {
    content: url("/static/img/logout-hover.png");
}

.mobile-vip-card {
    height: 74px;
    margin: 24px 0 26px;
    padding: 0 16px;
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: var(--orange);
    color: var(--paper);
    margin-left: 24px;
    margin-right: 24px;
}

.mobile-vip-card .vip-info {
    gap: 8px;
}

.mobile-vip-card .vip-info > strong {
    font-size: 16px;
    font-weight: 600;
}

.payment-status {
    margin-top: 10px;
    text-align: center;
    font-size: 13px;
    color: var(--muted);
}