/* ============================================================
   mobile.css - 手机版入口专属样式
   ============================================================ */

/* ---------- 面包屑 ---------- */
.breadcrumb {
    padding: 12px 0 16px;
    font-size: 13px;
    color: var(--color-text-secondary);
}
.breadcrumb a { color: var(--color-text-secondary); }
.breadcrumb a:hover { color: var(--color-primary); }
.breadcrumb .sep { margin: 0 6px; color: var(--color-border); }

/* ---------- 页面标题 ---------- */
.page-header {
    text-align: center;
    padding-bottom: 20px;
    border-bottom: 2px solid var(--color-border-light);
    margin-bottom: 28px;
}
.page-header h1 {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--color-text);
}
.page-header .sub-title {
    font-size: 14px;
    color: var(--color-text-secondary);
    margin-top: 4px;
}

/* ---------- 手机版网格 ---------- */
.mobile-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    max-width: 900px;
    margin: 0 auto;
}

/* ---------- 手机版卡片 ---------- */
.mobile-card {
    background: var(--color-bg-white);
    border-radius: var(--radius-md);
    padding: 28px 22px 24px;
    border: 1px solid var(--color-border-light);
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
}
.mobile-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-3px);
}
.mobile-card .card-icon {
    font-size: 44px;
    margin-bottom: 8px;
}
.mobile-card .card-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 6px;
}
.mobile-card .card-desc {
    font-size: 13px;
    color: var(--color-text-secondary);
    line-height: 1.6;
    margin-bottom: 14px;
}

/* 地址显示 */
.mobile-card .card-url {
    background: var(--color-bg-light);
    border-radius: var(--radius-sm);
    padding: 8px 16px;
    margin-bottom: 14px;
    width: 100%;
    word-break: break-all;
}
.mobile-card .card-url .url-label {
    font-size: 12px;
    color: var(--color-text-muted);
}
.mobile-card .card-url .url-value {
    font-size: 15px;
    font-weight: 600;
    color: var(--color-primary);
    font-family: 'Courier New', monospace;
}

/* 二维码 */
.mobile-card .card-qr {
    margin-bottom: 14px;
}
.mobile-card .card-qr img {
    border-radius: var(--radius-sm);
    border: 2px solid var(--color-border-light);
    display: block;
    width: 150px;
    height: 150px;
    object-fit: contain;
}
.mobile-card .card-qr .qr-label {
    display: block;
    font-size: 12px;
    color: var(--color-text-muted);
    margin-top: 4px;
}

/* 提示文字 */
.mobile-card .card-tip {
    font-size: 12px;
    color: var(--color-text-muted);
    margin-top: 12px;
    padding: 8px 12px;
    background: var(--color-bg-light);
    border-radius: var(--radius-sm);
    width: 100%;
}
.mobile-card .card-tip strong {
    color: var(--color-primary);
}

/* 按钮 */
.mobile-card .btn {
    padding: 10px 32px;
    border: none;
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
    font-family: inherit;
    width: 100%;
    text-align: center;
}
.mobile-card .btn-primary {
    background: var(--color-primary);
    color: #fff;
}
.mobile-card .btn-primary:hover {
    background: var(--color-primary-dark);
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(255, 102, 0, 0.25);
    text-decoration: none;
}
.mobile-card .btn-secondary {
    background: var(--color-bg-light);
    color: var(--color-text-secondary);
}
.mobile-card .btn-secondary:hover {
    background: var(--color-border-light);
    text-decoration: none;
}

/* ============================================================
   响应式
   ============================================================ */
@media (max-width: 900px) {
    .mobile-grid {
        grid-template-columns: repeat(2, 1fr);
        max-width: 100%;
        gap: 16px;
    }
}

@media (max-width: 600px) {
    .container {
        padding: 0 12px;
    }

    .page-header h1 {
        font-size: var(--font-size-xl);
    }
    .page-header .sub-title {
        font-size: 12px;
    }

    .mobile-grid {
        grid-template-columns: 1fr;
        gap: 14px;
        max-width: 400px;
    }

    .mobile-card {
        padding: 20px 16px 18px;
        border-radius: var(--radius-sm);
    }
    .mobile-card .card-icon {
        font-size: 36px;
    }
    .mobile-card .card-title {
        font-size: 16px;
    }
    .mobile-card .card-desc {
        font-size: 12px;
    }
    .mobile-card .card-url .url-value {
        font-size: 13px;
    }
    .mobile-card .card-qr img {
        width: 130px;
        height: 130px;
    }
    .mobile-card .btn {
        font-size: 13px;
        padding: 9px 20px;
    }
}

@media (max-width: 400px) {
    .container {
        padding: 0 8px;
    }

    .page-header h1 {
        font-size: 18px;
    }

    .mobile-card {
        padding: 16px 12px 14px;
    }
    .mobile-card .card-icon {
        font-size: 30px;
    }
    .mobile-card .card-title {
        font-size: 15px;
    }
    .mobile-card .card-qr img {
        width: 110px;
        height: 110px;
    }
    .mobile-card .card-url .url-value {
        font-size: 12px;
    }
    .mobile-card .btn {
        font-size: 12px;
        padding: 8px 16px;
    }
    .mobile-card .card-tip {
        font-size: 11px;
    }
}