html {
    overflow-x: hidden;
    scroll-padding-top: 92px;
}

.brand-page {
    --brand-ink: #19332a;
    --brand-muted: #617168;
    --brand-green: #2e8b57;
    --brand-green-dark: #175d3a;
    --brand-green-soft: #e4eee4;
    --brand-paper: #f6f1e7;
    --brand-paper-deep: #eee4d2;
    --brand-panel: #fffdf8;
    --brand-brown: #9a6846;
    --brand-line: rgba(25, 51, 42, 0.13);
    --brand-shadow: 0 24px 64px rgba(39, 57, 46, 0.13);
    min-width: 0;
    overflow-x: hidden;
    color: var(--brand-ink);
    background:
        radial-gradient(circle at 10% 8%, rgba(46, 139, 87, 0.08), transparent 28rem),
        radial-gradient(circle at 94% 32%, rgba(154, 104, 70, 0.07), transparent 24rem),
        var(--brand-paper);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;
    line-height: 1.75;
}

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

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

.brand-page a {
    color: inherit;
    text-decoration: none;
}

.brand-page a:focus {
    outline: 3px solid rgba(46, 139, 87, 0.42);
    outline-offset: 4px;
}

.brand-page a:focus:not(:focus-visible) {
    outline: 0;
}

.brand-page a:focus-visible {
    outline: 3px solid rgba(46, 139, 87, 0.48);
    outline-offset: 4px;
}

.brand-page h1,
.brand-page h2,
.brand-page h3,
.brand-page p,
.brand-page figure,
.brand-page blockquote {
    margin-top: 0;
}

.brand-page h1,
.brand-page h2,
.brand-page h3 {
    color: var(--brand-ink);
    line-height: 1.2;
}

.brand-shell {
    width: calc(100% - 48px);
    max-width: 1180px;
    margin: 0 auto;
}

.brand-skip-link {
    position: fixed;
    top: 10px;
    left: 16px;
    z-index: 100;
    padding: 10px 16px;
    border-radius: 8px;
    color: #fff !important;
    background: var(--brand-green-dark);
    transform: translateY(-160%);
    transition: transform 0.18s ease;
}

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

.brand-header {
    position: sticky;
    top: 0;
    z-index: 40;
    border-bottom: 1px solid rgba(25, 51, 42, 0.09);
    background: rgba(246, 241, 231, 0.93);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
}

.brand-header-inner {
    min-height: 78px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 36px;
}

.brand-identity {
    display: inline-flex;
    align-items: center;
    flex: 0 0 auto;
    gap: 11px;
    border-radius: 10px;
}

.brand-identity img {
    width: 46px;
    height: 46px;
    object-fit: contain;
}

.brand-identity span,
.brand-footer-name span {
    display: flex;
    flex-direction: column;
}

.brand-identity strong {
    font-size: 1.08rem;
    line-height: 1.2;
    letter-spacing: 0.08em;
}

.brand-identity small {
    margin-top: 3px;
    color: var(--brand-muted);
    font-size: 0.72rem;
    letter-spacing: 0.08em;
}

.brand-nav {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    flex-wrap: wrap;
    gap: 8px 30px;
    color: #3f5148;
    font-size: 0.94rem;
}

.brand-nav a {
    position: relative;
    padding: 10px 0 8px;
    border-radius: 4px;
}

.brand-nav a::after {
    content: "";
    position: absolute;
    right: 0;
    bottom: 3px;
    left: 0;
    height: 2px;
    background: var(--brand-green);
    transform: scaleX(0);
    transform-origin: right;
    transition: transform 0.2s ease;
}

.brand-nav a:hover {
    color: var(--brand-green-dark);
}

.brand-nav a:hover::after,
.brand-nav a:focus-visible::after {
    transform: scaleX(1);
    transform-origin: left;
}

.brand-hero {
    position: relative;
    padding: 86px 0 98px;
}

.brand-hero::before {
    content: "百遍阅";
    position: absolute;
    top: 10px;
    left: max(24px, calc((100% - 1180px) / 2 - 92px));
    color: rgba(25, 51, 42, 0.035);
    font-family: Georgia, "Songti SC", serif;
    font-size: clamp(7rem, 15vw, 13rem);
    font-weight: 700;
    line-height: 1;
    letter-spacing: -0.08em;
    writing-mode: vertical-rl;
    pointer-events: none;
}

.brand-hero-grid {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: minmax(0, 1.02fr) minmax(390px, 0.98fr);
    align-items: center;
    gap: 70px;
}

.brand-hero-copy {
    padding: 24px 0;
    animation: brand-fade-up 0.7s ease both;
}

.brand-eyebrow {
    margin-bottom: 17px;
    color: var(--brand-green-dark);
    font-size: 0.77rem;
    font-weight: 800;
    letter-spacing: 0.16em;
    text-transform: uppercase;
}

.brand-hero h1 {
    max-width: 720px;
    margin-bottom: 24px;
    font-family: "Songti SC", "STSong", "SimSun", serif;
    font-size: clamp(2.75rem, 5.3vw, 4.65rem);
    font-weight: 700;
    letter-spacing: -0.045em;
}

.brand-hero-lede {
    max-width: 620px;
    margin-bottom: 32px;
    color: var(--brand-muted);
    font-size: 1.08rem;
}

.brand-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 28px;
}

.brand-button {
    min-height: 48px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 11px 24px;
    border: 1px solid transparent;
    border-radius: 999px;
    font-weight: 700;
    transition: transform 0.18s ease, box-shadow 0.18s ease, background-color 0.18s ease;
}

.brand-button:hover {
    transform: translateY(-2px);
}

.brand-button-primary {
    color: #fff !important;
    background: var(--brand-green-dark);
    box-shadow: 0 14px 30px rgba(23, 93, 58, 0.2);
}

.brand-button-primary:hover {
    background: #104a2d;
    box-shadow: 0 18px 38px rgba(23, 93, 58, 0.25);
}

.brand-button-secondary {
    border-color: rgba(25, 51, 42, 0.22);
    background: rgba(255, 253, 248, 0.72);
}

.brand-button-secondary:hover {
    color: var(--brand-green-dark);
    border-color: var(--brand-green);
    background: var(--brand-panel);
}

.brand-hero-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin: 0;
    padding: 0;
    list-style: none;
}

.brand-hero-tags li {
    padding: 5px 12px;
    border: 1px solid var(--brand-line);
    border-radius: 999px;
    color: #4e6257;
    background: rgba(255, 253, 248, 0.55);
    font-size: 0.78rem;
}

.brand-hero-visual {
    position: relative;
    margin: 0;
    padding: 18px 18px 30px;
    border-radius: 44% 44% 30px 30px;
    background: rgba(255, 253, 248, 0.8);
    box-shadow: var(--brand-shadow);
    animation: brand-fade-up 0.75s 0.12s ease both;
}

.brand-hero-visual::before,
.brand-hero-visual::after {
    content: "";
    position: absolute;
    z-index: -1;
    border-radius: 50%;
}

.brand-hero-visual::before {
    width: 145px;
    height: 145px;
    top: -42px;
    right: -35px;
    border: 1px solid rgba(46, 139, 87, 0.3);
    box-shadow: inset 0 0 0 18px var(--brand-paper), inset 0 0 0 19px rgba(46, 139, 87, 0.18);
}

.brand-hero-visual::after {
    width: 92px;
    height: 92px;
    right: -2px;
    bottom: -32px;
    background: rgba(154, 104, 70, 0.12);
}

.brand-hero-image {
    width: 100%;
    aspect-ratio: 4 / 3;
    border-radius: 42% 42% 20px 20px;
    object-fit: cover;
    filter: saturate(0.72) sepia(0.08) contrast(0.96);
}

.brand-hero-note {
    position: absolute;
    right: 34px;
    bottom: -30px;
    left: 34px;
    min-height: 78px;
    display: flex;
    align-items: center;
    gap: 13px;
    padding: 13px 18px;
    border: 1px solid rgba(25, 51, 42, 0.09);
    border-radius: 16px;
    background: rgba(255, 253, 248, 0.95);
    box-shadow: 0 18px 40px rgba(31, 51, 40, 0.15);
    backdrop-filter: blur(10px);
}

.brand-hero-note img {
    width: 48px;
    height: 48px;
    flex: 0 0 auto;
    object-fit: contain;
}

.brand-hero-note span {
    min-width: 0;
    display: flex;
    flex-direction: column;
}

.brand-hero-note small {
    color: var(--brand-brown);
    font-size: 0.67rem;
    font-weight: 800;
    letter-spacing: 0.16em;
}

.brand-hero-note strong {
    margin-top: 2px;
    font-family: "Songti SC", "STSong", serif;
    font-size: 0.94rem;
}

.brand-section {
    padding: 100px 0;
}

.brand-section h2 {
    margin-bottom: 24px;
    font-family: "Songti SC", "STSong", "SimSun", serif;
    font-size: clamp(2rem, 4vw, 3.25rem);
    letter-spacing: -0.035em;
}

.brand-about {
    border-top: 1px solid var(--brand-line);
    background: rgba(255, 253, 248, 0.62);
}

.brand-about-grid {
    display: grid;
    grid-template-columns: minmax(250px, 0.72fr) minmax(0, 1.28fr);
    gap: 84px;
}

.brand-section-heading {
    position: relative;
    padding-top: 5px;
}

.brand-section-heading::after {
    content: "";
    display: block;
    width: 66px;
    height: 3px;
    margin-top: 28px;
    background: var(--brand-green);
}

.brand-about-copy {
    color: var(--brand-muted);
    font-size: 1rem;
}

.brand-about-copy > p {
    max-width: 760px;
    margin-bottom: 20px;
}

.brand-about-copy .brand-lead {
    color: #31493e;
    font-size: 1.17rem;
}

.brand-manifesto {
    position: relative;
    margin-top: 40px;
    padding: 28px 32px 28px 64px;
    border-left: 3px solid var(--brand-green);
    border-radius: 0 16px 16px 0;
    background: var(--brand-green-soft);
}

.brand-manifesto > span {
    position: absolute;
    top: 12px;
    left: 20px;
    color: rgba(23, 93, 58, 0.25);
    font-family: Georgia, serif;
    font-size: 4rem;
    line-height: 1;
}

.brand-manifesto blockquote {
    margin-bottom: 0;
    color: var(--brand-green-dark);
    font-family: "Songti SC", "STSong", serif;
    font-size: clamp(1.25rem, 2.3vw, 1.65rem);
    font-weight: 700;
}

.brand-cycle {
    color: #edf5ef;
    background:
        radial-gradient(circle at 90% 0, rgba(255, 255, 255, 0.09), transparent 28rem),
        linear-gradient(145deg, #214c38, #163c2c 68%, #102e22);
}

.brand-cycle h2,
.brand-cycle h3 {
    color: #fffaf0;
}

.brand-cycle .brand-eyebrow {
    color: #a8d7b9;
}

.brand-section-intro {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(300px, 0.72fr);
    align-items: end;
    gap: 64px;
    margin-bottom: 54px;
}

.brand-section-intro h2 {
    margin-bottom: 0;
}

.brand-section-intro > p {
    max-width: 540px;
    margin-bottom: 4px;
    color: inherit;
    opacity: 0.76;
}

.brand-cycle-list {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 16px;
    margin: 0;
    padding: 0;
    list-style: none;
}

.brand-cycle-list li {
    position: relative;
    min-height: 260px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    gap: 38px;
    padding: 26px;
    border: 1px solid rgba(255, 255, 255, 0.13);
    border-radius: 18px;
    background: rgba(255, 255, 255, 0.055);
    transition: transform 0.2s ease, background-color 0.2s ease;
}

.brand-cycle-list li:hover {
    transform: translateY(-5px);
    background: rgba(255, 255, 255, 0.09);
}

.brand-cycle-list li:not(:last-child)::after {
    content: "→";
    position: absolute;
    top: 40px;
    right: -15px;
    z-index: 2;
    width: 28px;
    height: 28px;
    display: grid;
    place-items: center;
    border-radius: 50%;
    color: var(--brand-green-dark);
    background: #b9d8be;
    font-size: 0.86rem;
    font-weight: 800;
}

.brand-step-number {
    color: #a8d7b9;
    font-family: Georgia, serif;
    font-size: 2.2rem;
    line-height: 1;
}

.brand-cycle-list h3 {
    margin-bottom: 12px;
    font-family: "Songti SC", "STSong", serif;
    font-size: 1.35rem;
}

.brand-cycle-list p {
    margin-bottom: 0;
    color: rgba(237, 245, 239, 0.72);
    font-size: 0.91rem;
}

.brand-values {
    background: var(--brand-paper);
}

.brand-section-intro-centered {
    display: block;
    margin-right: auto;
    margin-left: auto;
    text-align: center;
}

.brand-section-intro-centered > p {
    max-width: none;
    margin: 0 auto;
    color: var(--brand-muted);
}

.brand-value-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 18px;
}

.brand-value-card {
    min-height: 280px;
    padding: 30px 26px;
    border: 1px solid var(--brand-line);
    border-radius: 20px;
    background: rgba(255, 253, 248, 0.78);
    box-shadow: 0 14px 38px rgba(45, 60, 51, 0.055);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.brand-value-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 22px 48px rgba(45, 60, 51, 0.1);
}

.brand-value-mark {
    width: 52px;
    height: 52px;
    display: grid;
    place-items: center;
    margin-bottom: 38px;
    border-radius: 50% 50% 50% 12px;
    color: var(--brand-green-dark);
    background: var(--brand-green-soft);
    font-family: "Songti SC", "STSong", serif;
    font-size: 1.15rem;
    font-weight: 700;
}

.brand-value-card:nth-child(even) .brand-value-mark {
    color: #7e4f34;
    background: #eee0d3;
}

.brand-value-card h3 {
    margin-bottom: 13px;
    font-family: "Songti SC", "STSong", serif;
    font-size: 1.3rem;
}

.brand-value-card p {
    margin-bottom: 0;
    color: var(--brand-muted);
    font-size: 0.91rem;
}

.brand-contact {
    padding-top: 30px;
    background: linear-gradient(to bottom, var(--brand-paper), var(--brand-paper-deep));
}

.brand-contact-panel {
    display: grid;
    grid-template-columns: minmax(0, 0.82fr) minmax(470px, 1.18fr);
    align-items: center;
    gap: 60px;
    padding: 56px 64px;
    border: 1px solid rgba(25, 51, 42, 0.1);
    border-radius: 28px;
    background:
        radial-gradient(circle at 100% 0, rgba(46, 139, 87, 0.1), transparent 24rem),
        var(--brand-panel);
    box-shadow: var(--brand-shadow);
}

.brand-contact-copy h2 {
    margin-bottom: 20px;
}

.brand-contact-copy > p:not(.brand-eyebrow) {
    max-width: 440px;
    margin-bottom: 28px;
    color: var(--brand-muted);
}

.brand-contact-copy address {
    display: flex;
    flex-direction: column;
    gap: 4px;
    padding-top: 24px;
    border-top: 1px solid var(--brand-line);
    color: var(--brand-muted);
    font-style: normal;
}

.brand-contact-copy address strong {
    color: var(--brand-ink);
}

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

.brand-qr-grid figure {
    margin: 0;
    padding: 18px;
    border: 1px solid var(--brand-line);
    border-radius: 18px;
    background: #fff;
    text-align: center;
}

.brand-qr-frame {
    display: grid;
    place-items: center;
    overflow: hidden;
    aspect-ratio: 1 / 1;
    border-radius: 11px;
    background: #fff;
}

.brand-qr-frame img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.brand-qr-grid figcaption {
    display: flex;
    flex-direction: column;
    margin-top: 14px;
}

.brand-qr-grid figcaption strong {
    font-size: 0.96rem;
}

.brand-qr-grid figcaption span {
    color: var(--brand-muted);
    font-size: 0.76rem;
}

.brand-footer {
    padding: 28px 0;
    color: rgba(255, 255, 255, 0.7);
    background: #102e22;
}

.brand-footer-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 32px;
}

.brand-footer-name {
    min-width: 0;
    display: flex;
    align-items: center;
    gap: 11px;
}

.brand-footer-name img {
    width: 36px;
    height: 36px;
    flex: 0 0 auto;
    object-fit: contain;
}

.brand-footer-name strong {
    color: #fff;
    line-height: 1.2;
}

.brand-footer-name small {
    margin-top: 3px;
    font-size: 0.72rem;
}

.brand-records {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    flex-wrap: wrap;
    gap: 8px 20px;
    font-size: 0.76rem;
}

.brand-records a {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    border-radius: 4px;
}

.brand-records a:hover {
    color: #fff;
}

.brand-records img {
    width: 18px;
    height: 18px;
}

@keyframes brand-fade-up {
    from {
        opacity: 0;
        transform: translateY(18px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (max-width: 1020px) {
    .brand-hero-grid {
        grid-template-columns: minmax(0, 1fr) minmax(340px, 0.82fr);
        gap: 42px;
    }

    .brand-hero h1 {
        font-size: clamp(2.5rem, 5vw, 3.6rem);
    }

    .brand-cycle-list,
    .brand-value-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .brand-cycle-list li:nth-child(2)::after {
        display: none;
    }

    .brand-contact-panel {
        grid-template-columns: minmax(0, 0.72fr) minmax(390px, 1.28fr);
        gap: 38px;
        padding: 46px 40px;
    }
}

@media (max-width: 780px) {
    html {
        scroll-padding-top: 130px;
    }

    .brand-header-inner {
        min-height: 0;
        flex-direction: column;
        gap: 8px;
        padding-top: 11px;
        padding-bottom: 10px;
    }

    .brand-identity img {
        width: 38px;
        height: 38px;
    }

    .brand-identity small {
        display: none;
    }

    .brand-nav {
        width: 100%;
        justify-content: center;
        gap: 3px 22px;
        font-size: 0.84rem;
    }

    .brand-nav a {
        padding: 5px 0;
    }

    .brand-hero {
        padding: 58px 0 78px;
    }

    .brand-hero-grid,
    .brand-about-grid,
    .brand-section-intro,
    .brand-contact-panel {
        grid-template-columns: 1fr;
    }

    .brand-hero-grid {
        gap: 52px;
    }

    .brand-hero-copy {
        padding: 0;
        text-align: center;
    }

    .brand-hero-lede {
        margin-right: auto;
        margin-left: auto;
    }

    .brand-actions,
    .brand-hero-tags {
        justify-content: center;
    }

    .brand-hero-visual {
        width: min(100%, 570px);
        margin: 0 auto;
    }

    .brand-section {
        padding: 76px 0;
    }

    .brand-about-grid {
        gap: 28px;
    }

    .brand-section-intro {
        gap: 8px;
        margin-bottom: 40px;
    }

    .brand-contact {
        padding-top: 20px;
    }

    .brand-contact-panel {
        gap: 38px;
    }

    .brand-contact-copy {
        text-align: center;
    }

    .brand-contact-copy > p:not(.brand-eyebrow) {
        margin-right: auto;
        margin-left: auto;
    }

    .brand-footer-inner {
        flex-direction: column;
        text-align: center;
    }

    .brand-records {
        justify-content: center;
    }
}

@media (max-width: 620px) {
    .brand-shell {
        width: calc(100% - 32px);
    }

    .brand-nav {
        display: grid;
        grid-template-columns: repeat(4, auto);
        justify-content: space-between;
        gap: 0 10px;
    }

    .brand-hero::before {
        display: none;
    }

    .brand-hero h1 {
        font-size: clamp(1.95rem, 9.5vw, 2.65rem);
    }

    .brand-hero-lede {
        font-size: 1rem;
    }

    .brand-hero-visual {
        padding: 12px 12px 26px;
        border-radius: 36% 36% 24px 24px;
    }

    .brand-hero-visual::before {
        top: -24px;
        right: -6px;
        width: 110px;
        height: 110px;
    }

    .brand-hero-visual::after {
        right: 4px;
    }

    .brand-hero-image {
        border-radius: 34% 34% 16px 16px;
    }

    .brand-hero-note {
        right: 22px;
        bottom: -30px;
        left: 22px;
        min-height: 70px;
        padding: 10px 14px;
    }

    .brand-hero-note img {
        width: 42px;
        height: 42px;
    }

    .brand-cycle-list,
    .brand-value-grid {
        grid-template-columns: 1fr;
    }

    .brand-cycle-list li {
        min-height: 0;
        gap: 28px;
    }

    .brand-cycle-list li:not(:last-child)::after {
        content: "↓";
        top: auto;
        right: 24px;
        bottom: -15px;
    }

    .brand-cycle-list li:nth-child(2)::after {
        display: grid;
    }

    .brand-value-card {
        min-height: 0;
    }

    .brand-value-mark {
        margin-bottom: 28px;
    }

    .brand-contact-panel {
        width: calc(100% - 24px);
        padding: 38px 24px;
        border-radius: 22px;
    }

    .brand-qr-grid {
        grid-template-columns: 1fr;
        gap: 18px;
    }

    .brand-qr-grid figure {
        width: min(100%, 310px);
        margin: 0 auto;
    }

    .brand-footer-name {
        align-items: flex-start;
        text-align: left;
    }
}

@media (max-width: 390px) {
    html {
        scroll-padding-top: 158px;
    }

    .brand-nav {
        grid-template-columns: repeat(2, 1fr);
        gap: 0 12px;
        text-align: center;
    }

    .brand-nav a {
        padding: 4px;
    }

    .brand-hero {
        padding-top: 48px;
    }

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

    .brand-button {
        width: 100%;
    }

    .brand-manifesto {
        padding: 26px 22px 26px 48px;
    }

    .brand-manifesto > span {
        left: 13px;
    }

    .brand-contact-panel {
        padding-right: 18px;
        padding-left: 18px;
    }

    .brand-footer-name small {
        font-size: 0.68rem;
    }
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    .brand-page *,
    .brand-page *::before,
    .brand-page *::after {
        scroll-behavior: auto !important;
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}