/* Trust Wallet 官网主题 — 深青绿 + 琥珀强调色 */
:root {
    --primary: #0b6e6e;
    --primary-dark: #064f4f;
    --primary-light: #e8f6f6;
    --accent: #e8a838;
    --accent-hover: #d49520;
    --text: #1a2b2b;
    --text-muted: #5a6e6e;
    --bg: #f4f8f8;
    --surface: #ffffff;
    --border: rgba(11, 110, 110, 0.12);
    --radius: 12px;
    --radius-lg: 20px;
    --shadow: 0 4px 24px rgba(6, 79, 79, 0.08);
    --shadow-hover: 0 8px 32px rgba(6, 79, 79, 0.12);
    --section-pad: clamp(3rem, 6vw, 5rem);
    --container-max: 1140px;
    --transition: 0.25s ease;
}

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

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

body {
    font-family: 'PingFang SC', 'Microsoft YaHei', 'Segoe UI', sans-serif;
    color: var(--text);
    line-height: 1.65;
    background: var(--bg);
    margin: 0;
    overflow-x: hidden;
}

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

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

a:hover {
    color: var(--primary-dark);
}

/* ========== 导航 ========== */
.zd176cnavbar {
    background: var(--surface);
    border-bottom: 1px solid var(--border);
    padding: 0.65rem 0;
    position: sticky;
    top: 0;
    z-index: 1030;
}

.zd176cnavbar .navbar-brand img {
    height: 42px;
    width: auto;
}

.zd176cnavbar .navbar-toggler {
    border: 1px solid var(--border);
    padding: 0.4rem 0.55rem;
}

.zd176cnavbar .navbar-toggler:focus {
    box-shadow: 0 0 0 2px rgba(11, 110, 110, 0.25);
}

.zd176cnav-link {
    color: var(--text) !important;
    font-weight: 500;
    font-size: 0.92rem;
    padding: 0.45rem 0.85rem !important;
    border-radius: 8px;
    transition: background var(--transition), color var(--transition);
}

.zd176cnav-link:hover,
.zd176cnav-link.active {
    color: var(--primary) !important;
    background: var(--primary-light);
}

.zd176cnavbar .navbar-collapse {
    background: var(--surface);
}

@media (max-width: 991px) {
    .zd176cnavbar .navbar-collapse {
        margin-top: 0.5rem;
        padding: 0.5rem 0;
        max-height: 70vh;
        overflow-y: auto;
    }

    .zd176cnav-link {
        padding: 0.55rem 0.5rem !important;
    }
}

/* ========== 容器 ========== */
.zd176ccontainer.container {
    max-width: var(--container-max);
    padding-left: 1rem;
    padding-right: 1rem;
}

/* ========== 区块通用 ========== */
.zd176csection {
    padding: var(--section-pad) 0;
}

.zd176csection-head {
    text-align: center;
    max-width: 640px;
    margin: 0 auto 2.5rem;
}

.zd176csection-head h2 {
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 700;
    color: var(--primary-dark);
    margin-bottom: 0.75rem;
}

.zd176csection-head p {
    color: var(--text-muted);
    margin: 0;
    font-size: 1rem;
}

/* ========== Hero ========== */
.zd176chero-section {
    position: relative;
    padding: clamp(3rem, 8vw, 5.5rem) 0;
    overflow: hidden;
    background: linear-gradient(145deg, var(--primary-dark) 0%, var(--primary) 55%, #0d8585 100%);
    color: #fff;
}

.zd176chero-bg {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(circle at 85% 20%, rgba(232, 168, 56, 0.15) 0%, transparent 45%),
        radial-gradient(circle at 10% 80%, rgba(255, 255, 255, 0.06) 0%, transparent 40%);
    pointer-events: none;
}

.zd176chero-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2.5rem;
    align-items: center;
    position: relative;
    z-index: 1;
}

.zd176chero-badge {
    display: inline-block;
    background: rgba(232, 168, 56, 0.2);
    color: var(--accent);
    font-size: 0.8rem;
    font-weight: 600;
    padding: 0.35rem 0.85rem;
    border-radius: 999px;
    margin-bottom: 1rem;
    border: 1px solid rgba(232, 168, 56, 0.35);
}

.zd176chero-title {
    font-size: clamp(1.75rem, 4vw, 2.75rem);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
}

.zd176chero-subtitle {
    font-size: clamp(0.95rem, 1.8vw, 1.1rem);
    opacity: 0.92;
    margin-bottom: 1.75rem;
    line-height: 1.7;
}

.zd176chero-subtitle strong {
    color: #fff;
    font-weight: 600;
}

.zd176chero-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.zd176chero-card {
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    text-align: center;
    backdrop-filter: blur(8px);
}

.zd176chero-image {
    max-width: 220px;
    margin: 0 auto 1rem;
    border-radius: var(--radius);
}

.zd176chero-card-caption {
    font-size: 0.85rem;
    opacity: 0.85;
    margin: 0;
}

/* ========== 按钮 ========== */
.zd176cbtn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.7rem 1.35rem;
    border-radius: 10px;
    font-weight: 600;
    font-size: 0.92rem;
    border: none;
    cursor: pointer;
    transition: transform var(--transition), box-shadow var(--transition), background var(--transition);
    white-space: normal;
    text-align: center;
    line-height: 1.3;
}

.zd176cbtn-primary {
    background: var(--accent);
    color: var(--primary-dark);
}

.zd176cbtn-primary:hover {
    background: var(--accent-hover);
    color: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(232, 168, 56, 0.35);
}

.zd176cbtn-accent {
    background: rgba(255, 255, 255, 0.15);
    color: #fff;
    border: 1px solid rgba(255, 255, 255, 0.35);
}

.zd176cbtn-accent:hover {
    background: rgba(255, 255, 255, 0.25);
    color: #fff;
    transform: translateY(-2px);
}

.zd176cbtn-outline {
    background: transparent;
    color: var(--primary);
    border: 1px solid var(--primary);
}

.zd176cbtn-outline:hover {
    background: var(--primary);
    color: #fff;
}

/* ========== 特点网格 ========== */
.zd176cfeatures-section {
    background: var(--surface);
}

.zd176cfeatures-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.25rem;
}

.zd176cfeature-card {
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.5rem;
    transition: box-shadow var(--transition), border-color var(--transition);
    height: 100%;
}

.zd176cfeature-card:hover {
    box-shadow: var(--shadow-hover);
    border-color: rgba(11, 110, 110, 0.25);
}

.zd176cfeature-main {
    grid-column: span 2;
    grid-row: span 2;
    background: linear-gradient(160deg, var(--primary-light) 0%, var(--surface) 100%);
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.zd176cfeature-icon {
    width: 52px;
    height: 52px;
    border-radius: 12px;
    background: var(--primary);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    margin-bottom: 1rem;
}

.zd176cfeature-card h3 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--primary-dark);
    margin-bottom: 0.5rem;
}

.zd176cfeature-card p {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin: 0;
    line-height: 1.6;
}

.zd176cfeature-main h3 {
    font-size: 1.35rem;
}

/* ========== 介绍区 ========== */
.zd176cintro-section {
    background: var(--bg);
}

.zd176cintro-panel {
    display: grid;
    grid-template-columns: 1.4fr 1fr;
    gap: 2rem;
    align-items: start;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: clamp(1.5rem, 4vw, 2.5rem);
    box-shadow: var(--shadow);
}

.zd176cintro-text h2 {
    font-size: clamp(1.35rem, 2.5vw, 1.65rem);
    color: var(--primary-dark);
    margin-bottom: 1rem;
}

.zd176cintro-text p {
    color: var(--text-muted);
    margin-bottom: 0.85rem;
    font-size: 0.95rem;
}

.zd176cintro-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.zd176cintro-list li {
    display: flex;
    align-items: flex-start;
    gap: 0.6rem;
    padding: 0.65rem 0;
    border-bottom: 1px solid var(--border);
    font-size: 0.92rem;
    color: var(--text);
}

.zd176cintro-list li:last-child {
    border-bottom: none;
}

.zd176cintro-list i {
    color: var(--primary);
    font-size: 1.1rem;
    flex-shrink: 0;
    margin-top: 0.1rem;
}

/* ========== 统计 ========== */
.zd176cstats-section {
    background: var(--primary-dark);
    color: #fff;
    padding: clamp(2.5rem, 5vw, 3.5rem) 0;
}

.zd176cstats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
    text-align: center;
}

.zd176cstat-number {
    font-size: clamp(1.75rem, 3.5vw, 2.5rem);
    font-weight: 700;
    color: var(--accent);
    line-height: 1.2;
}

.zd176cstat-label {
    font-size: 0.9rem;
    opacity: 0.88;
    margin-top: 0.35rem;
}

/* ========== 下载 ========== */
.zd176cdownload-section {
    background: var(--surface);
}

.zd176cdownload-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.25rem;
}

.zd176cdownload-card {
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    height: 100%;
    transition: box-shadow var(--transition);
    overflow: hidden;
}

.zd176cdownload-card:hover {
    box-shadow: var(--shadow-hover);
}

.zd176cdownload-card h3 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--primary-dark);
    margin: 0.75rem 0 0.35rem;
}

.zd176cdownload-desc {
    font-size: 0.88rem;
    color: var(--text-muted);
    margin-bottom: 1rem;
}

.zd176cplatform-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.35rem;
    color: #fff;
}

.zd176candroid-icon {
    background: linear-gradient(135deg, #3ddc84, #2a9d5c);
}

.zd176cios-icon {
    background: linear-gradient(135deg, #555, #222);
}

.zd176cdesktop-icon {
    background: linear-gradient(135deg, #0078d4, #005a9e);
}

.zd176cdownload-info {
    list-style: none;
    padding: 0;
    margin: 0 0 1.25rem;
    flex-grow: 1;
}

.zd176cinfo-item {
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
    font-size: 0.88rem;
    color: var(--text-muted);
    margin-bottom: 0.5rem;
}

.zd176cinfo-item i {
    color: var(--primary);
    margin-top: 0.15rem;
    flex-shrink: 0;
}

.zd176cdownload-action {
    margin-top: auto;
}

.zd176cdownload-action .zd176cbtn {
    width: 100%;
}

/* ========== 安全 ========== */
.zd176csecurity-section {
    background: var(--bg);
}

.zd176csecurity-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.25rem;
}

.zd176csecurity-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.35rem;
    height: 100%;
    transition: box-shadow var(--transition);
}

.zd176csecurity-card:hover {
    box-shadow: var(--shadow);
}

.zd176csecurity-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    background: var(--primary-light);
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    margin-bottom: 0.85rem;
}

.zd176csecurity-card h3 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--primary-dark);
    margin-bottom: 0.75rem;
}

.zd176csecurity-features {
    border-top: 1px solid var(--border);
    padding-top: 0.75rem;
}

.zd176csecurity-features .zd176cfeature-item {
    display: flex;
    align-items: flex-start;
    gap: 0.45rem;
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 0.45rem;
}

.zd176csecurity-features .zd176cfeature-item i {
    color: var(--primary);
    font-size: 0.75rem;
    margin-top: 0.2rem;
}

/* ========== FAQ ========== */
.zd176cfaq-section {
    background: var(--surface);
}

.zd176cfaq-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.25rem;
}

.zd176cfaq-card {
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.35rem 1.5rem;
    height: 100%;
}

.zd176cfaq-card h3 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--primary-dark);
    margin-bottom: 0.6rem;
}

.zd176cfaq-card p {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin: 0;
    line-height: 1.6;
}

/* ========== 文章 ========== */
.zd176carticle-section {
    background: var(--bg);
}

.zd176carticle-head {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.zd176carticle-head h2 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-dark);
    margin: 0;
}

.zd176carticle-card {
    border: 1px solid var(--border) !important;
    border-radius: var(--radius) !important;
    overflow: hidden;
    box-shadow: none !important;
    transition: box-shadow var(--transition);
}

.zd176carticle-card:hover {
    box-shadow: var(--shadow) !important;
}

.zd176cthumb-home {
    height: 110px;
    width: 100%;
    object-fit: cover;
}

.zd176carticle-card .card-body {
    padding: 0.85rem;
}

.zd176carticle-card h3 a {
    color: var(--text);
    font-weight: 600;
}

.zd176carticle-card h3 a:hover {
    color: var(--primary);
}

.zd176carticle-meta {
    font-size: 0.78rem;
}

/* ========== 页脚 ========== */
.zd176cfooter {
    background: var(--primary-dark);
    color: rgba(255, 255, 255, 0.85);
    padding: 3rem 0 1.5rem;
}

.zd176cfooter-grid {
    display: grid;
    grid-template-columns: 1.5fr repeat(3, 1fr);
    gap: 2rem;
    margin-bottom: 2rem;
}

.zd176cfooter p {
    font-size: 0.88rem;
    opacity: 0.8;
    margin-top: 0.75rem;
    line-height: 1.6;
}

.zd176cfooter-title {
    color: var(--accent);
    font-size: 0.95rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.zd176cfooter-links {
    list-style: none;
    padding: 0;
    margin: 0;
}

.zd176cfooter-links li {
    margin-bottom: 0.5rem;
}

.zd176cfooter-link {
    color: rgba(255, 255, 255, 0.75);
    font-size: 0.88rem;
}

.zd176cfooter-link:hover {
    color: #fff;
}

.zd176cfriend-wrap {
    border-top: 1px solid rgba(255, 255, 255, 0.12);
    padding-top: 1.5rem;
    margin-bottom: 1.5rem;
}

.zd176cfriend-links {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem 1.25rem;
}

.zd176cfriend-links a {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.85rem;
}

.zd176cfriend-links a:hover {
    color: var(--accent);
}

.zd176cfooter-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.12);
    padding-top: 1.25rem;
    text-align: center;
    font-size: 0.85rem;
}

.zd176cfooter-bottom a {
    color: rgba(255, 255, 255, 0.75);
}

.zd176cfooter-bottom a:hover {
    color: var(--accent);
}

.zd176cfooter-bottom p {
    margin: 0.35rem 0;
}

/* ========== 列表页 / 内页 ========== */
.zd176cpage-section {
    padding: 2rem 0 3rem;
}

.zd176cpage-card {
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
}

.zd176cpage-card .card-body {
    padding: 1.25rem;
}

.zd176csidebar-card {
    border: 1px solid var(--border);
    border-radius: var(--radius);
    margin-bottom: 1.25rem;
    box-shadow: none;
}

.zd176csidebar-card .card-body {
    padding: 1.15rem;
}

.zd176csidebar-card h3 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--primary-dark);
    margin-bottom: 0.85rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--primary-light);
}

.zd176carticle-content {
    font-size: 1rem;
    line-height: 1.8;
    color: var(--text);
    overflow-wrap: break-word;
}

.zd176carticle-content img {
    max-width: 100%;
    height: auto;
    border-radius: var(--radius);
}

.zd176cthumb-list,
.zd176cthumb-related {
    width: 100%;
    height: 84px;
    object-fit: cover;
    border-radius: 8px;
}

.zd176cthumb-side {
    width: 100%;
    height: 54px;
    object-fit: cover;
    border-radius: 6px;
}

.zd176cthumb-cover {
    max-width: 100%;
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: var(--radius);
}

/* 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) {
    .zd176chero-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .zd176chero-buttons {
        justify-content: center;
    }

    .zd176cfeatures-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .zd176cfeature-main {
        grid-column: span 2;
        grid-row: span 1;
    }

    .zd176cintro-panel {
        grid-template-columns: 1fr;
    }

    .zd176cstats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.25rem;
    }

    .zd176cdownload-grid {
        grid-template-columns: 1fr;
    }

    .zd176csecurity-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .zd176cfooter-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 767px) {
    .zd176chero-buttons {
        flex-direction: column;
    }

    .zd176chero-buttons .zd176cbtn {
        width: 100%;
    }

    .zd176cfeatures-grid {
        grid-template-columns: 1fr;
    }

    .zd176cfeature-main {
        grid-column: span 1;
    }

    .zd176cstats-grid {
        grid-template-columns: 1fr 1fr;
    }

    .zd176csecurity-grid {
        grid-template-columns: 1fr;
    }

    .zd176cfaq-grid {
        grid-template-columns: 1fr;
    }

    .zd176cfooter-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .zd176cfooter-brand {
        display: inline-block;
    }

    .zd176carticle-head {
        flex-direction: column;
        align-items: flex-start;
    }

    .zd176cthumb-home {
        height: 96px;
    }

    .zd176cthumb-list,
    .zd176cthumb-related {
        height: 72px;
    }

    .zd176cthumb-side {
        height: 50px;
    }

    .zd176cthumb-cover {
        height: 170px;
    }

    .listbox .e2 li h2.h5 {
        font-size: 1rem;
        line-height: 1.35;
    }

    .listbox .e2 li p {
        font-size: 0.9rem;
    }
}

@media (max-width: 575px) {
    .zd176csection {
        padding: 2.5rem 0;
    }

    .zd176cintro-panel {
        padding: 1.25rem;
    }

    .zd176cdownload-card,
    .zd176csecurity-card,
    .zd176cfaq-card,
    .zd176cfeature-card {
        padding: 1.15rem;
    }

    .zd176cstat-number {
        font-size: 1.5rem;
    }

    .zd176cthumb-home {
        height: 88px;
    }

    .zd176cthumb-list,
    .zd176cthumb-related {
        height: 64px;
    }

    .zd176cthumb-cover {
        height: 150px;
    }

    .pagebar .pagelist {
        gap: 0.35rem;
    }
}

/* Bootstrap 覆盖 — 保持边框一致 */
.card {
    border-color: var(--border);
}

.shadow-sm {
    box-shadow: var(--shadow) !important;
}

.bg-light {
    background-color: var(--bg) !important;
}