@charset "utf-8";

/*
================================================================================
   Common Styles (for index2.html, hardware.html, replace.html)
================================================================================
*/

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Noto Sans JP', sans-serif;
}

.main-contents-area {
    font-size: 17px;
    line-height: 1.8;
}

/* --- Fixed Buttons --- */
/* ▼▼▼ CSS refactoring START ▼▼▼ */


.support_btn {
    background: linear-gradient(180deg, #ffeb3b, #fdd835)!important;
    color: #333!important;
    font-weight:600;
}
.support_btn:hover {
    background: linear-gradient(180deg, #fdd835, #fbc02d)!important;
    color: #333!important;
}

.mypage_btn {
    background: linear-gradient(180deg, #8bc34a, #7cb342)!important;
    color: #fff!important;
    font-weight:600;
}
.mypage_btn:hover {
    background: linear-gradient(180deg, #7cb342, #689f38)!important;
    color: #fff!important;
}

.verup_btn {
    background: linear-gradient(180deg, #0668d1, #0556ad)!important;
    color: #fff!important;
    font-weight:600;
}
.verup_btn:hover {
    background: linear-gradient(180deg, #0556ad, #044389)!important;
    color: #fff!important;
}

.support_btn , .mypage_btn , .verup_btn  {
    border: 2px solid #fff;
    border-radius: 5px;
    position: fixed;
    /* right: 5px; */
    padding: 20px 10px;
    transition: .3s;
    z-index: 3;

}

.contact_box > div > a > p {margin: auto;}

/*  */


.fixed-button-container {
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 220px;
    z-index: 1000;
    transition: transform 0.4s ease-in-out;
    display: flex; /* Set to flex container to manage child layout */
    flex-direction: column; /* Stack children vertically, allowing container height to be determined by its content. This fixes the 0-height issue. */
}

.fixed-buttons-links {
    display: flex;
    flex-direction: column;
    gap: 12px;
    /* width is no longer needed as the parent is a column flex container, and its children will stretch by default. */
}
/* ▲▲▲ CSS refactoring END ▲▲▲ */


.fixed-button-container.tucked {
    /* Height of 3 buttons (65*3) + 2 gaps (12*2) = 219px. Value is set to hide it completely. */
    transform: translateY(240px);
}
/* 
.fixed-buttons-toggle {
    position: absolute;
    top: -14px;
    right: -14px;
    width: 32px;
    height: 32px;
    background-color: #0668d1;
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    border-radius: 50%;
    box-shadow: 0px 2px 8px rgba(0, 0, 0, 0.4);
    font-size: 16px;
    transition: all 0.4s ease-in-out;
    border: 2px solid white;
    z-index: 2;
}

.fixed-buttons-toggle:hover {
    background-color: #0556ad;
    transform: scale(1.1);
}

.fixed-button-container.tucked .fixed-buttons-toggle {
    transform: translateY(-240px);
    background-color: #28a745;
}

.fixed-button-container.tucked .fixed-buttons-toggle:hover {
     background-color: #218838;
     transform: scale(1.1) translateY(-240px);
}

.fixed-button-container a {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 65px; 
    padding: 10px;
    box-sizing: border-box; 
    font-size: 15px;
    font-weight: bold;
    text-align: center;
    text-decoration: none;
    line-height: 1.4;
    border-radius: 8px;
    transition: all .3s ease;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}


.fixed-button-container a:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.25);
}

.fixed-button-container a::after {
    content: none !important;
}

.fixed_btn {
    background: linear-gradient(180deg, #ffeb3b, #fdd835);
    color: #333;
}
.fixed_btn:hover {
    background: linear-gradient(180deg, #fdd835, #fbc02d);
    color: #333;
}

.fixed_btn_mitumori {
    background: linear-gradient(180deg, #8bc34a, #7cb342);
    color: #fff;
}
.fixed_btn_mitumori:hover {
    background: linear-gradient(180deg, #7cb342, #689f38);
    color: #fff;
}

.fixed_btn_ver {
    background: linear-gradient(180deg, #0668d1, #0556ad);
    color: #fff;
}
.fixed_btn_ver:hover {
    background: linear-gradient(180deg, #0556ad, #044389);
    color: #fff;
} */




.pagetop {
    bottom: 270px;
}

/* --- Main Title --- */
.main_title {
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: #333;
    text-align: left;
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
    padding: 20px 25px;
    margin: 0 0 30px;
    border: 1px solid #eee;
}

.main_title h2 {
    font-size: 24px;
    font-weight: 700;
    margin: 0;
    padding: 0;
    border: none;
}

/* --- Hero Section --- */
.hero_box {
    /* height: 300px; */
    display: flex;
    background: #f8f9fa;
}

.hero_box>div {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 20px 60px;
}

.hero_box h1 {
    font-size: 45px;
    margin: 0;
    font-weight: 700;
    color: #333;
text-align: left;
}

.hero_box img {
    width: 100%;
    max-width: 330px;
    border-radius: 10px;
    box-shadow: none;
}

/* --- Tab Style --- */
.tab_container {
    background: #eee;
    border-bottom: 1px solid #dbdedf;
}

.tab_box {
    max-width: 1010px;
    margin: 0 auto;
    padding: 0 30px;
}

.tab_box>ul {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
    list-style: none;
    padding: 0;
    margin: 0;
}

.tab_box ul li a,
.tab_box ul li.tab_btn { /* for index2.html compatibility */
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    color: #fff;
    background: #999;
    border-radius: 10px 10px 0 0;
    transition: .3s;
    padding: 10px 15px;
    line-height: 1.4;
    min-height: 60px;
    height: 100%;
    cursor: pointer;
}

.tab_box ul li a:hover,
.tab_box ul li.tab_btn:hover {
    opacity: 0.8;
}

.tab_box ul li.active a,
.tab_box ul li.tab_btn.active {
    background: #0668d1;
}

.tab_box ul li.active a.hardware-tab,
.tab_box ul li.tab_btn:nth-child(2).active {
    background: #28a745;
}

.tab-main-title {
    font-size: 22px;
    font-weight: 700;
    line-height: 1.2;
}

.tab-subtitle {
    font-size: 13px;
    font-weight: 400;
    opacity: 0.9;
    margin-top: 10px;
    line-height: 1.2;
}

.custom-tab-title-large {
    display: block;
    font-size: 22px;
    font-weight: 700;
    line-height: 1.2;
}

.custom-tab-subtitle-small {
    display: block;
    font-size: 12px;
    margin-top: 2px;
    line-height: 1;
}

.custom-tab-links {
    display: block;
    font-size: 12px;
    margin-top: 5px;
    opacity: 0.9;
    line-height: 1.2;
}

/* --- Sub Navigation --- */
.support-cat-nav {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
    margin-bottom: 25px;
    background-color: #e9ecef;
    padding: 5px;
    border-radius: 8px;
}

.support-cat-link {
    padding: 10px;
    font-size: 16px;
    font-weight: 500;
    color: #495057;
    text-decoration: none;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: center;
}

a.support-cat-link:hover {
    background-color: #dee2e6;
    color: #0668d1;
}

.support-cat-link.active {
    color: #fff;
    background-color: #0668d1;
    font-weight: 700;
    cursor: default;
}


/*
================================================================================
   Page Specific: index.html
================================================================================
*/
.tab_content {
    display: none;
}
.tab_content.active {
    display: block;
}
.tab_content h2 {
    line-height: 1.5;
    font-weight: 700;
}
.tab_content h3 {
    font-size: 26px;
    font-weight: 700;
    border-left: 5px solid #0668d1;
    border-bottom: none;
    padding: 8px 0 8px 15px;
    margin: 0 0 20px;
}
.user-info-details h4 {
    font-size: 18px;
    font-weight: 700;
    color: #333;
    margin: 20px 0 10px 0;
    padding-bottom: 8px;
    border-bottom: 2px solid #f0f0f0;
}
ul li {
    line-height: 1.6;
}
a.text_link {
    color: #333;
    border-bottom: 1px solid transparent;
    transition: .3s;
    font-weight: 500;
    text-decoration: none;
}
a.text_link:hover {
    color: #0668d1;
    text-decoration: underline;
}
a.text_link.text_bold {
    font-weight: 700;
    color: #0668d1;
}
.page-nav-links {
    text-align: right;
    padding: 15px 0;
}
.page-nav-links a {
    font-size: 15px;
    font-weight: 500;
    color: #495057;
    text-decoration: none;
    margin-left: 20px;
    transition: all 0.3s ease;
}
.page-nav-links a:hover {
    color: #0668d1;
}
.page-nav-links a .fas {
    margin-left: 5px;
    font-size: 12px;
}
.user-dashboard {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-bottom: 40px;
}
.user-dashboard.two-column {
    grid-template-columns: repeat(2, 1fr);
}
.dashboard-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    padding: 25px 15px;
    background-color: #fff;
    border: 1px solid #dee2e6;
    border-radius: 8px;
    text-decoration: none;
    color: #333;
    font-size: 18px;
    font-weight: 700;
    text-align: center;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0,0,0,0.05);
}
.dashboard-btn:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0,0,0,0.1);
    border-color: #0668d1;
}
.dashboard-btn .fas {
    font-size: 30px;
    margin-bottom: 15px;
    color: #ffaa22;
}
.dashboard-btn-desc {
    font-size: 14px;
    font-weight: 400;
    color: #6c757d;
    margin-top: 10px;
    line-height: 1.5;
}
.important-notice-box {
    background-color: #f7fcff;
    border: 1px solid #d4efff;
    border-left: 5px solid #1890ff;
    padding: 15px 25px;
    border-radius: 8px;
}
.important-notice-box h3 {
    border: none;
    padding: 0;
    margin: 0 0 10px 0;
    color: #0050b3;
    font-size: 22px;
}
.important-notice-box h3 .fas {
    margin-right: 10px;
}
.important-notice-box ul {
    list-style: none;
    padding-left: 0;
    margin: 0;
}
.important-notice-box ul li {
    padding: 0;
    border-bottom: 1px solid #e9ecef;
}
.important-notice-box ul li:last-child {
    border-bottom: none;
}
.important-notice-box ul li a {
    font-size: 15px;
    font-weight: 500;
    color: #333;
    text-decoration: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 15px;
    transition: all 0.3s ease;
}
.important-notice-box ul li a:hover {
    background-color: #f8f9fa;
    color: #0668d1;
}
.important-notice-box ul li a .fas {
    transition: transform 0.3s ease;
}
.important-notice-box ul li a:hover .fas {
    transform: translateX(4px);
}
.software-support-section {
    background-color: #f8f9fa;
    border: 1px solid #dee2e6;
    border-radius: 8px;
    padding: 30px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.05);
    margin-bottom: 30px;
}
.software-support-section h3 {
    border: none;
    padding: 0;
    margin: 0 0 20px;
    font-size: 24px;
    text-align: center;
}
.software-support-section h3 .fas {
    margin-right: 10px;
    color: #0668d1;
}
.support-plan-cards-overview {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
    margin-bottom: 25px;
}
.plan-card-overview {
    background-color: #fff;
    border: 1px solid #e9ecef;
    border-radius: 8px;
    padding: 20px 15px;
    text-align: center;
    display: flex;
    flex-direction: column;
}
.plan-card-overview h4 {
    font-size: 18px;
    font-weight: 900;
    margin: 0 0 10px;
    color: #0668d1;
}
.plan-card-overview p {
    font-size: 14px;
    color: #6c757d;
    margin: 0;
    line-height: 1.6;
    flex-grow: 1;
}
.plan-price-overview {
    font-size: 16px;
    font-weight: 700;
    color: #333;
    background-color: #f0f4f8;
    padding: 7px;
    border-radius: 6px;
    margin-bottom: 15px;
}
.plan-price-overview .price-supplement {
    font-size: 13px;
    font-weight: 400;
    color: #6c757d;
}
.plan-price-overview div {
    font-size: 13px;
    line-height: 1.4;
}
.plan-price-overview div+div {
    margin-top: 4px;
}
.plan-card-overview .plan-hours {
    font-size: 18px;
    font-weight: 700;
    color: #333;
    margin: 0 0 10px;
}
.details-link-wrapper {
    text-align: right;
    margin-bottom: 25px;
    font-size: 15px;
}
.version-upgrade-section {
    background-color: #f8f9fa;
    border: 1px solid #dee2e6;
    border-radius: 8px;
    padding: 30px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.05);
    text-align: center;
}
.version-upgrade-section h3 {
    border: none;
    padding: 0;
    margin: 0 0 15px;
    font-size: 24px;
    text-align: center;
}
.version-upgrade-section h3 .fas {
    margin-right: 10px;
    color: #0668d1;
}
.version-upgrade-section p.lead {
    margin-bottom: 25px;
    line-height: 1.7;
    max-width: 650px;
    margin-left: auto;
    margin-right: auto;
    font-size: 16px;
}
.upgrade-plan-details {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 25px;
    list-style: none;
    padding: 0;
}
.plan-box {
    padding: 20px;
    border-radius: 8px;
    width: 100%;
    max-width: 370px;
    background: white;
}
.plan-box h4 {
    font-size: 16px;
    font-weight: 700;
    margin: 0 0 10px;
}
.plan-box p {
    font-size: 15px;
    margin: 0;
}
.plan-box .highlight {
    font-weight: 700;
    color: #0668d1;
}
.failure-info-section h3 {
    color: #fff;
    background-color: #495057;
    border: 1px solid #495057;
    border-bottom: none;
    padding: 15px 20px;
    margin-bottom: 0;
    border-radius: 8px 8px 0 0;
    font-size: 19px;
}
.failure-info-section h3 .fas {
    margin-right: 10px;
    color: #fff;
}
.shougai-wrapper {
    max-height: 400px;
    overflow-y: auto;
    border: 1px solid #dee2e6;
    border-top: none;
    padding: 20px;
    border-radius: 0 0 8px 8px;
}
.shougai-wrapper .shougai {
    padding: 0;
    border: none;
}
.shougai > div > div:nth-of-type(1) + div {
    display: none;
}
.mb-30 {
    margin-bottom: 30px;
}
.btn-more-wrapper {
    text-align: center;
    margin-top: 15px;
}
.common_btn {
    max-width: none;
    display: inline-block;
    font-weight: 500;
    color: #333;
    border-radius: 8px;
    border: 1px solid #ffaa22;
    background-image: linear-gradient(to bottom, #ffc107, #ffaa22);
    text-shadow: none;
    padding: 12px 30px;
    transition: .3s;
    text-decoration: none;
    font-size: 16px;
}
.common_btn:hover {
    opacity: 0.9;
    box-shadow: 0 4px 10px rgba(255, 170, 34, 0.3);
}
.common_btn.version-btn {
    background-image: linear-gradient(to bottom, #0668d1, #0556ad);
    border-color: #0556ad;
    color: #fff;
    padding: 15px 35px;
    font-size: 18px;
    font-weight: 700;
}
.common_btn.version-btn:hover {
    box-shadow: 0 4px 10px rgba(6, 104, 209, 0.3);
}
.btn-apply {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 12px 25px;
    font-size: 16px;
    font-weight: 700;
    color: #fff;
    text-decoration: none;
    background: linear-gradient(135deg, #28a745, #218838);
    border: none;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(40, 167, 69, 0.3);
    transition: all 0.3s ease-in-out;
    flex-shrink: 0;
}
.btn-apply:hover {
    transform: translateY(-3px);
    box-shadow: 0 7px 20px rgba(40, 167, 69, 0.4);
    background: linear-gradient(135deg, #218838, #1e7e34);
    color: #fff;
}
p.text_small {
    font-size: 14px;
    color: #6c757d;
    line-height: 1.6;
}
.support-plan-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 30px;
}
.support-plan-card {
    background-color: #fff;
    border: 1px solid #dee2e6;
    border-radius: 8px;
    padding: 25px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.05);
}
.support-plan-card img {
    display: block;
    width: 100%;
    max-width: 600px;
    border-radius: 5px;
    margin: 15px auto;
}
.support-plan-card h3 {
    border-left: none;
    margin: -25px -25px 25px;
    padding: 15px 25px;
    font-size: 22px;
    background-color: #0668d1;
    color: white;
    border-radius: 8px 8px 0 0;
}
.support-plan-card .plan-hours {
    font-size: 22px;
    font-weight: 700;
    color: #0668d1;
    padding-left: 10px;
    border-left: 4px solid #ffaa22;
    margin-bottom: 15px;
}
.support-plan-card ul {
    padding-left: 20px;
    margin-bottom: 15px;
}
.plan-pricing-section {
    background-color: #f8f9fa;
    border: 1px solid #e9ecef;
    border-radius: 6px;
    padding: 10px 15px;
    margin-top: 20px;
    max-width: 500px;
}
.plan-pricing-section .plan-pricing-title {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 5px;
    padding-bottom: 5px;
    border-bottom: 1px solid #dee2e6;
    color: #333;
}
.pricing-category-title {
    font-size: 15px;
    font-weight: 700;
    margin-top: 10px;
    margin-bottom: 5px;
    color: #495057;
    background-color: #e9ecef;
    padding: 5px 10px;
    border-radius: 4px;
}
.plan-pricing-section ul {
    list-style: none;
    padding-left: 0;
    margin-bottom: 5px;
}
.plan-pricing-section ul li {
    padding: 8px 10px;
    font-size: 14px;
    line-height: 1.6;
}
.plan-pricing-section ul li + li {
    border-top: 1px dashed #ced4da;
}
.price-highlight {
    color: #dc3545;
    font-weight: 700;
    font-size: 1.2em;
}
.price-supplement {
    color: #6c757d;
    font-size: 0.85em;
    font-weight: 400;
}
.notes-red {
    color: #dc3545;
    font-size: 14px;
    margin-top: 15px;
}

/*
================================================================================
   Page Specific: hardware.html
================================================================================
*/

#hardware-page .main-contents-area {
    padding-top: 30px;
}
.content-card {
    background-color: #fff;
    border: 1px solid #dee2e6;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.05);
    margin-bottom: 30px;
    overflow: hidden;
}
#hardware-page article {
    margin-bottom: 0;
}
.section-title {
    margin: 0;
    padding: 15px 25px;
    font-size: 22px;
    background-color: #0668d1;
    color: white;
    border-radius: 0;
    border-bottom: 1px solid #dee2e6;
}
h4.section-title {
    border-left: none; /* Override from hardware.css */
}
.card-content {
    padding: 25px;
}
section > article:first-of-type {
    margin-bottom: 30px;
}

/*
================================================================================
   Page Specific: replace.html
================================================================================
*/
#replace-page .main-contents-area {
    font-size: 16px;
    padding-top: 30px;
}
#replace-page .main_title {
    align-items: center;
}
.service-block {
    background-color: #fff;
    border: 1px solid #dee2e6;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.05);
    margin-bottom: 30px;
    overflow: hidden;
}
.table_sapo {
    margin: 0;
    padding: 15px 25px;
    font-size: 20px;
    font-weight: 700;
    background-color: #0668d1;
    color: white;
}
.service-block-content {
    padding: 25px;
}
.pvVerup {
    display: flex;
    justify-content: space-between;
    gap: 30px;
    padding: 20px 0;
    border-bottom: 1px solid #f0f0f0;
}
.service-block-content .pvVerup:last-child {
    border-bottom: none;
    padding-bottom: 0;
}
.service-block-content .pvVerup:first-child {
    padding-top: 0;
}
.pvVerup article:first-child {
    flex: 3;
}
.pvVerup p.gray {
    background-color: #f8f9fa;
    padding: 10px 15px;
    border-left: 4px solid #0668d1;
    border-radius: 4px;
    font-size: 16px;
    font-weight: bold;
    color: #333;
    margin-bottom: 15px !important;
}
.pvVerup article p,
.pvVerup article ul li,
.pvVerup article ol li {
    font-size: 14px;
    color: #555;
    line-height: 1.7;
    margin-bottom: 10px;
}
.pvVerup article ul {
    padding-left: 0;
    list-style: none;
}
.pvVerup article ol.replace {
    padding-left: 20px;
    list-style: decimal;
    list-style-position: outside;
}
.pvVerup article ol.replace li{
    list-style: decimal;
}
.pvVerup article:last-child {
    flex: 1;
    min-width: 280px;
}
.pvVerup .work {
    font-size: 16px;
    text-align: center;
    font-weight: 700;
    margin: 0;
    padding: 8px;
    background-color: #e9ecef;
    border-radius: 8px 8px 0 0;
    border: 1px solid #dee2e6;
    border-bottom: none;
}
.pvVerup .work_in {
    background-color: #fff;
    border: 1px solid #dee2e6;
    border-radius: 0 0 8px 8px;
    padding: 10px;
    text-align: center;
}
.work_in .price-item {
    padding: 10px 0;
}
.work_in .price-item + .price-item {
     border-top: 1px solid #f0f0f0;
}
.work_in .price-label {
    font-size: 14px;
    color: #495057;
    display: block;
    margin-bottom: 5px;
}
.pvVerup .price {
    font-size: 26px;
    font-weight: bold;
    color: #dc3545;
    margin: 0;
    line-height: 1.1;
}
.pvVerup .price .f_nomal {
    font-size: 16px;
    font-weight: normal;
    color: #495057;
}
.pvVerup .work_move {
    background-color: #fff8e1;
    color: #856404;
    border-radius: 8px;
    padding: 15px;
    margin-top: 20px;
    font-size: 14px;
    text-align: center;
    border: 1px solid #ffecb3;
}
.work_move .work_move_label {
    font-weight: bold;
    font-size: 15px;
    margin-bottom: 5px;
    color: #664d03;
}
.work_move .price-highlight-zero {
    font-size: 3em;
    font-weight: bold;
    color: #dc3545;
    line-height: 1;
}
.work_move .price-highlight-zero span {
    font-size: 0.5em;
    font-weight: bold;
}
.txt {
    list-style: none;
    padding-left: 0;
    margin-top: 20px;
    font-size: 14px;
    color: #555;
}
.txt li {
    margin-bottom: 10px;
    padding-left: 1.5em;
    text-indent: -1.5em;
}
.txt li::before {
    content: "※";
    padding-right: 0.5em;
}

/*
================================================================================
   Responsive Styles
================================================================================
*/

@media screen and (max-width: 767px) {
    .close-fixed-buttons {
        display: none;
    }
    .hero_box h1 {
        font-size: 33px;
    }
    .hero_box {
        height: auto;
    }
    .hero_box > div {
        flex-direction: column;
    }
    .main_title {
        flex-direction: column;
        align-items: flex-start;
        gap: 15px;
    }
    .tab_box {
        flex-direction: column;
        align-items: stretch;
    }
    .tab_box > ul {
        grid-template-columns: 1fr;
    }
    .pagetop {
        bottom: 65px;
    }
    .fixed-button-container {
        flex-direction: row;
        bottom: 0;
        right: 0;
        left: 0;
        width: 100%;
        gap: 0;
    }
    .fixed-button-container a {
        width: calc(100% / 3);
        height: 55px;
        border-radius: 0;
        font-size: 12px;
        box-shadow: none;
        border-right: 1px solid rgba(255, 255, 255, 0.3);
        box-sizing: border-box;
    }
    .fixed-button-container a:last-child {
        border-right: none;
        left: auto;
    }
    .fixed-button-container a:hover {
        transform: none;
        box-shadow: none;
    }
    .fixed_btn_ver span {
        display: none;
    }
    .hero_box img {
        max-width: 270px;
    }
    .support-cat-nav {
        grid-template-columns: 1fr;
        gap: 5px;
    }

    /* --- Responsive: index2.html --- */
    .page-nav-links {
        text-align: center;
    }
    .page-nav-links a {
        margin: 0 10px;
    }
    .user-dashboard.two-column,
    .user-dashboard {
        grid-template-columns: 1fr;
    }
    .support-plan-cards-overview {
        grid-template-columns: 1fr;
    }
    .plan-card-overview p {
        min-height: auto;
    }
    .tab_content h3,
    .important-notice-box h3,
    .version-upgrade-section h3,
    .failure-info-section h3 {
        font-size: 20px;
    }
    .upgrade-plan-details {
        flex-direction: column;
        gap: 15px;
    }
    .support-plan-card h3 {
        margin: -25px -25px 20px;
        padding: 15px 20px;
    }
    
    /* --- Responsive: hardware.html --- */
    .section-title {
        font-size: 20px;
        padding: 15px 20px;
    }
    .card-content {
        padding: 20px;
    }
    
    /* --- Responsive: replace.html --- */
    #replace-page .main_title {
        gap: 10px;
    }
    .table_sapo {
        font-size: 18px;
        padding: 15px 20px;
    }
    .service-block-content {
        padding: 20px;
    }
    .pvVerup {
        flex-direction: column;
    }
    .pvVerup article:last-child {
        min-width: 100%;
        margin-top: 20px;
    }
}