/* 西柚加速器官网 — 单文件样式 */
:root {
    --xy-coral: #e85d4c;
    --xy-coral-dark: #c94a3b;
    --xy-teal: #1a8f7a;
    --xy-teal-dark: #146b5c;
    --xy-ink: #1c2b33;
    --xy-muted: #5c6b73;
    --xy-bg: #f7f5f2;
    --xy-surface: #ffffff;
    --xy-border: #e3ddd6;
    --xy-radius: 12px;
    --xy-radius-lg: 20px;
    --xy-shadow: 0 8px 28px rgba(28, 43, 51, 0.08);
    --xy-transition: 0.25s ease;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body.xy-page,
body.xy-inner {
    font-family: "PingFang SC", "Microsoft YaHei", sans-serif;
    color: var(--xy-ink);
    line-height: 1.65;
    background: var(--xy-bg);
    margin: 0;
    overflow-x: hidden;
}

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

a {
    color: var(--xy-teal);
    text-decoration: none;
    transition: color var(--xy-transition);
}

a:hover {
    color: var(--xy-coral);
}

/* 导航 */
.z4e4benavbar {
    background: var(--xy-surface);
    border-bottom: 1px solid var(--xy-border);
    padding: 0.65rem 0;
    position: sticky;
    top: 0;
    z-index: 1030;
}

.z4e4benavbar .navbar-toggler {
    border: 1px solid var(--xy-border);
    padding: 0.4rem 0.55rem;
}

.z4e4benavbar .navbar-toggler:focus {
    box-shadow: 0 0 0 0.2rem rgba(26, 143, 122, 0.25);
}

.z4e4benavbar-brand img {
    height: 42px;
    width: auto;
}

.z4e4benav-link {
    color: var(--xy-ink) !important;
    font-weight: 500;
    font-size: 0.95rem;
    padding: 0.45rem 0.85rem !important;
    border-radius: 8px;
}

.z4e4benav-link:hover {
    color: var(--xy-teal) !important;
    background: rgba(26, 143, 122, 0.08);
}

.z4e4benavbar .navbar-collapse {
    background: var(--xy-surface);
}

@media (min-width: 992px) {
    .z4e4benavbar .navbar-collapse {
        background: transparent;
    }
}

/* 按钮 */
.xy-btn-primary,
.z4e4bebtn.xy-btn-primary,
.z4e4bedownload-action .xy-btn-primary {
    background: linear-gradient(135deg, var(--xy-coral), var(--xy-coral-dark));
    border: none;
    color: #fff;
    font-weight: 600;
    padding: 0.7rem 1.35rem;
    border-radius: 10px;
    transition: transform var(--xy-transition), box-shadow var(--xy-transition);
}

.xy-btn-primary:hover,
.z4e4bebtn.xy-btn-primary:hover {
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 6px 18px rgba(232, 93, 76, 0.35);
}

.xy-btn-outline,
.z4e4bebtn.xy-btn-outline {
    background: transparent;
    border: 2px solid rgba(255, 255, 255, 0.85);
    color: #fff;
    font-weight: 600;
    padding: 0.65rem 1.35rem;
    border-radius: 10px;
}

.xy-btn-outline:hover {
    background: #fff;
    color: var(--xy-teal);
    border-color: #fff;
}

.xy-section .xy-btn-outline {
    border-color: var(--xy-teal);
    color: var(--xy-teal);
}

.xy-section .xy-btn-outline:hover {
    background: var(--xy-teal);
    color: #fff;
}

/* Hero */
.z4e4behero-section {
    background: linear-gradient(145deg, var(--xy-teal-dark) 0%, var(--xy-teal) 45%, #2aab94 100%);
    color: #fff;
    padding: 3.5rem 0 4rem;
    position: relative;
    overflow: hidden;
}

.z4e4behero-section::after {
    content: "";
    position: absolute;
    right: -8%;
    top: -20%;
    width: 45%;
    height: 140%;
    background: radial-gradient(circle, rgba(232, 93, 76, 0.18) 0%, transparent 70%);
    pointer-events: none;
}

.z4e4behero-content {
    position: relative;
    z-index: 1;
}

.xy-badge {
    display: inline-block;
    background: rgba(255, 255, 255, 0.15);
    border: 1px solid rgba(255, 255, 255, 0.3);
    padding: 0.35rem 0.85rem;
    border-radius: 999px;
    font-size: 0.8rem;
    margin-bottom: 1rem;
    letter-spacing: 0.02em;
}

.z4e4behero-title {
    font-size: clamp(1.75rem, 4vw, 2.65rem);
    font-weight: 700;
    line-height: 1.25;
    margin-bottom: 1rem;
}

.z4e4behero-subtitle {
    font-size: 1.05rem;
    opacity: 0.92;
    margin-bottom: 1.5rem;
    max-width: 36em;
}

.z4e4behero-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.z4e4behero-buttons .btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.z4e4behero-image-container {
    position: relative;
    z-index: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
}

.z4e4behero-image {
    max-width: 280px;
    width: 100%;
    filter: drop-shadow(0 16px 32px rgba(0, 0, 0, 0.15));
}

.z4e4behero-image-shadow {
    display: none;
}

/* 简介条 */
.xy-intro {
    background: var(--xy-surface);
    border-bottom: 1px solid var(--xy-border);
    padding: 1.5rem 0;
}

.xy-intro p {
    margin: 0;
    color: var(--xy-muted);
    font-size: 0.98rem;
    max-width: 52em;
}

.xy-intro strong {
    color: var(--xy-ink);
}

/* 区块通用 */
.xy-section {
    padding: 3.5rem 0;
}

.xy-section-light {
    background: var(--xy-surface);
}

.xy-section-alt {
    background: var(--xy-bg);
}

.xy-section-head {
    text-align: center;
    margin-bottom: 2.25rem;
    max-width: 36rem;
    margin-left: auto;
    margin-right: auto;
}

.xy-section-head h2 {
    font-size: clamp(1.45rem, 3vw, 1.85rem);
    font-weight: 700;
    color: var(--xy-ink);
    margin-bottom: 0.5rem;
}

.xy-section-head p {
    color: var(--xy-muted);
    margin: 0;
    font-size: 0.98rem;
}

/* 优势卡片 */
.xy-panel,
.z4e4befeature-card {
    background: var(--xy-surface);
    border: 1px solid var(--xy-border);
    border-radius: var(--xy-radius);
    padding: 1.5rem;
    height: 100%;
    box-shadow: var(--xy-shadow);
    transition: border-color var(--xy-transition), transform var(--xy-transition);
    overflow: hidden;
}

.xy-panel:hover {
    border-color: var(--xy-teal);
    transform: translateY(-4px);
}

.xy-panel-icon {
    width: 48px;
    height: 48px;
    border-radius: 10px;
    background: linear-gradient(135deg, var(--xy-coral), var(--xy-coral-dark));
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    margin-bottom: 1rem;
}

.xy-panel h3 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.xy-panel p {
    color: var(--xy-muted);
    font-size: 0.92rem;
    margin: 0;
}

.z4e4befeature-icon {
    display: none;
}

/* 统计 */
.z4e4bestats-section.xy-stats {
    background: var(--xy-ink);
    color: #fff;
    padding: 2.5rem 0;
}

.xy-stat {
    text-align: center;
    padding: 0.75rem 0.5rem;
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: var(--xy-radius);
    height: 100%;
    min-height: 88px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.z4e4bestat-number {
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 700;
    color: var(--xy-coral);
    line-height: 1.2;
}

.z4e4bestat-label {
    font-size: 0.88rem;
    opacity: 0.85;
    margin-top: 0.25rem;
}

/* 下载区 */
.z4e4bedownload-section {
    padding: 3.5rem 0;
    background: var(--xy-bg);
}

.z4e4bedownload-header h2 {
    color: var(--xy-ink);
}

.z4e4bedownload-subtitle {
    color: var(--xy-muted);
}

.xy-dl-card,
.z4e4bedownload-card {
    background: var(--xy-surface);
    border: 1px solid var(--xy-border);
    border-radius: var(--xy-radius-lg);
    padding: 1.5rem;
    box-shadow: var(--xy-shadow);
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.xy-dl-head {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    margin-bottom: 1.25rem;
}

.xy-dl-head h3 {
    font-size: 1.15rem;
    margin: 0 0 0.25rem;
    font-weight: 600;
}

.xy-dl-head p {
    margin: 0;
    color: var(--xy-muted);
    font-size: 0.88rem;
}

.xy-dl-tag {
    flex-shrink: 0;
    width: 52px;
    height: 52px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    color: #fff;
}

.xy-dl-tag-mobile {
    background: linear-gradient(135deg, #3ddc84, #2bb673);
}

.xy-dl-tag-pc {
    background: linear-gradient(135deg, #4a9eff, #2563eb);
}

.xy-dl-list,
.z4e4bedownload-info {
    list-style: none;
    padding: 0;
    margin: 0 0 1.25rem;
    flex: 1;
    background: transparent;
}

.xy-dl-list li {
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
    padding: 0.4rem 0;
    font-size: 0.9rem;
    color: var(--xy-muted);
    border-bottom: 1px solid var(--xy-border);
}

.xy-dl-list li:last-child {
    border-bottom: none;
}

.xy-dl-list li i {
    color: var(--xy-teal);
    margin-top: 0.2rem;
    flex-shrink: 0;
}

.z4e4bedownload-action .btn {
    width: 100%;
    white-space: normal;
    justify-content: center;
}

/* 知识卡片 */
.xy-knowledge-card {
    background: var(--xy-surface);
    border: 1px solid var(--xy-border);
    border-radius: var(--xy-radius);
    padding: 1.25rem 1.35rem;
    height: 100%;
    box-shadow: var(--xy-shadow);
}

.xy-knowledge-card h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 0.6rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--xy-teal);
}

.xy-knowledge-card h4 i {
    font-size: 1.1rem;
}

.xy-knowledge-card p {
    margin: 0;
    font-size: 0.9rem;
    color: var(--xy-muted);
}

/* 安全卡片 */
.z4e4besecurity-section {
    padding: 3.5rem 0;
}

.xy-sec-card,
.z4e4besecurity-card {
    background: var(--xy-surface);
    border: 1px solid var(--xy-border);
    border-radius: var(--xy-radius);
    padding: 1.35rem;
    height: 100%;
    box-shadow: var(--xy-shadow);
    text-align: center;
    overflow: hidden;
}

.z4e4besecurity-icon {
    width: 52px;
    height: 52px;
    margin: 0 auto 1rem;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--xy-teal), var(--xy-teal-dark));
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
}

.xy-sec-card h3 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 0.85rem;
    color: var(--xy-ink);
}

.xy-sec-list,
.z4e4besecurity-features {
    list-style: none;
    padding: 0;
    margin: 0;
    text-align: left;
    background: var(--xy-bg);
    border-radius: 8px;
    padding: 0.75rem 1rem;
}

.xy-sec-list li {
    font-size: 0.85rem;
    color: var(--xy-muted);
    padding: 0.25rem 0;
}

.z4e4besecurity-features .z4e4befeature-item {
    display: none;
}

.z4e4becertificate-card {
    display: none;
}

/* FAQ */
.xy-faq {
    background: var(--xy-surface);
}

.xy-faq-item {
    background: var(--xy-bg);
    border: 1px solid var(--xy-border);
    border-radius: var(--xy-radius);
    padding: 1.15rem 1.25rem;
    height: 100%;
}

.xy-faq-item h5 {
    font-size: 0.95rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--xy-ink);
}

.xy-faq-item p {
    margin: 0;
    font-size: 0.88rem;
    color: var(--xy-muted);
}

/* 文章卡片 */
.xy-article-card {
    border: 1px solid var(--xy-border) !important;
    border-radius: var(--xy-radius) !important;
    overflow: hidden;
    box-shadow: var(--xy-shadow) !important;
    background: var(--xy-surface);
}

.xy-article-thumb {
    display: block;
    overflow: hidden;
    aspect-ratio: 16 / 10;
    background: var(--xy-bg);
}

.z4e4bethumb-home {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.xy-article-card .card-body {
    padding: 0.85rem 1rem;
}

.xy-article-meta {
    font-size: 0.75rem;
    color: var(--xy-muted);
    margin-bottom: 0.35rem;
}

.xy-article-card h3 a {
    color: var(--xy-ink);
    font-weight: 600;
}

.xy-article-card h3 a:hover {
    color: var(--xy-teal);
}

.xy-article-head h2 {
    font-size: 1.35rem;
    font-weight: 700;
}

/* 页脚 */
.z4e4befooter {
    background: var(--xy-ink);
    color: rgba(255, 255, 255, 0.75);
    padding: 2.5rem 0 1.5rem;
}

.z4e4befooter-title {
    color: #fff;
    font-size: 0.95rem;
    font-weight: 600;
    margin-bottom: 0.85rem;
}

.z4e4befooter-links {
    list-style: none;
    padding: 0;
    margin: 0;
}

.z4e4befooter-links li {
    margin-bottom: 0.4rem;
}

.z4e4befooter-link {
    color: rgba(255, 255, 255, 0.65);
    font-size: 0.88rem;
}

.z4e4befooter-link:hover {
    color: var(--xy-coral);
}

.xy-footer-desc {
    font-size: 0.88rem;
    margin-top: 0.75rem;
    opacity: 0.7;
    max-width: 22em;
}

.z4e4befriend-links {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem 1rem;
}

.z4e4befriend-links a {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.85rem;
}

.z4e4befriend-links a:hover {
    color: #fff;
}

.z4e4befooter-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.12);
    padding-top: 1.25rem;
    margin-top: 1.5rem;
    font-size: 0.85rem;
}

.z4e4befooter-bottom a {
    color: rgba(255, 255, 255, 0.7);
}

/* 内页 / 列表页 */
.xy-inner-main {
    padding: 2rem 0 3rem;
}

.xy-page-title {
    margin-bottom: 1.5rem;
}

.xy-page-title h1 {
    font-size: clamp(1.35rem, 3vw, 1.65rem);
    font-weight: 700;
    margin-bottom: 0.35rem;
}

.xy-page-title p {
    color: var(--xy-muted);
    margin: 0;
    font-size: 0.92rem;
}

.xy-inner-card {
    background: var(--xy-surface);
    border: 1px solid var(--xy-border);
    border-radius: var(--xy-radius);
    box-shadow: var(--xy-shadow);
    overflow: hidden;
}

.xy-inner-card > .card-body {
    padding: 1.25rem 1.5rem;
}

.xy-sidebar-card {
    background: var(--xy-surface);
    border: 1px solid var(--xy-border);
    border-radius: var(--xy-radius);
    box-shadow: var(--xy-shadow);
    margin-bottom: 1.25rem;
    overflow: hidden;
}

.xy-sidebar-card .card-body {
    padding: 1.15rem 1.25rem;
}

.xy-sidebar-card h3 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 0.85rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--xy-teal);
    display: inline-block;
}

.z4e4bearticle-content {
    line-height: 1.75;
    word-wrap: break-word;
    overflow-wrap: break-word;
}

.z4e4bearticle-content img {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
}

.z4e4bethumb-cover {
    max-width: 100%;
    width: 100%;
    height: auto;
    max-height: 220px;
    object-fit: cover;
    border-radius: var(--xy-radius);
}

.z4e4bethumb-list,
.z4e4bethumb-related {
    width: 100%;
    height: 84px;
    object-fit: cover;
    border-radius: 8px;
}

.z4e4bethumb-side {
    width: 100%;
    height: 54px;
    object-fit: cover;
    border-radius: 6px;
}

.listbox .e2 li {
    border-color: var(--xy-border) !important;
}

.listbox .e2 li:last-child {
    border-bottom: none !important;
    margin-bottom: 0 !important;
    padding-bottom: 0 !important;
}

/* 分页 */
.pagebar .pagelist {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.5rem;
    list-style: none;
    padding: 0;
    margin: 0;
}

.pagebar .pagelist li {
    display: inline-flex;
    margin: 0;
}

/* 响应式 */
@media (max-width: 991px) {
    .z4e4behero-section {
        padding: 2.5rem 0 3rem;
        text-align: center;
    }

    .z4e4behero-subtitle {
        margin-left: auto;
        margin-right: auto;
    }

    .z4e4behero-buttons {
        justify-content: center;
    }

    .z4e4behero-image-container {
        margin-top: 0.5rem;
    }

    .z4e4befooter .row > [class*="col-"] {
        text-align: center;
    }

    .xy-footer-desc {
        margin-left: auto;
        margin-right: auto;
    }

    .z4e4befooter-links {
        margin-bottom: 0.5rem;
    }
}

@media (max-width: 767px) {
    .xy-section {
        padding: 2.5rem 0;
    }

    .z4e4benavbar {
        padding: 0.5rem 0;
    }

    .z4e4benavbar .navbar-collapse {
        margin-top: 0.5rem;
        padding: 0.75rem;
        border: 1px solid var(--xy-border);
        border-radius: var(--xy-radius);
        max-height: 70vh;
        overflow-y: auto;
    }

    .z4e4benav-link {
        padding: 0.5rem 0.65rem !important;
    }

    .z4e4behero-buttons {
        flex-direction: column;
        width: 100%;
    }

    .z4e4behero-buttons .btn {
        width: 100%;
        justify-content: center;
    }

    .xy-dl-card {
        padding: 1.15rem;
    }

    .xy-dl-head {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }

    .z4e4bestat-number {
        font-size: 1.45rem;
    }

    .xy-stat {
        min-height: 76px;
        padding: 0.6rem 0.4rem;
    }

    .xy-inner-card > .card-body {
        padding: 1rem;
    }

    .z4e4bethumb-cover {
        max-height: 180px;
    }

    .z4e4bethumb-list,
    .z4e4bethumb-related {
        height: 72px;
    }

    .z4e4bethumb-side {
        height: 48px;
    }

    #article .row-cols-sm-2 > .col {
        flex: 0 0 100%;
        max-width: 100%;
    }
}

@media (max-width: 575px) {
    .z4e4benavbar-brand img {
        height: 36px;
    }

    .xy-panel,
    .xy-knowledge-card,
    .xy-faq-item,
    .xy-sec-card {
        padding: 1rem;
    }

    .z4e4bethumb-list,
    .z4e4bethumb-related {
        height: 64px;
    }

    .listbox .e2 .col-4 {
        flex: 0 0 35%;
        max-width: 35%;
    }

    .listbox .e2 .col-8 {
        flex: 0 0 65%;
        max-width: 65%;
    }
}

/* 兼容旧类名，避免 Bootstrap 冲突 */
.btn {
    white-space: normal;
}

.z4e4beplatform-icon {
    display: none;
}

.z4e4beinfo-item {
    display: none;
}

.z4e4beguide-item {
    display: none;
}

.card.z4e4befeature-card {
    border: none;
}