/*
Theme Name: 诚信生物官网主题
Theme URI: https://chengxin.bio
Description: 诚信生物官方网站WordPress主题 - 专业生物科技企业展示
Version: 1.0.0
Author: 奕腾科技
Author URI: https://www.yittech.com
Tags: 生物科技, 企业官网, 响应式, 蓝色科技风格
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/2.0.html
Text Domain: chengxin-bio
*/

/* ========================================
   CSS Variables - 品牌配色方案
   ======================================== */
:root {
    --primary-color: #0d9488;
    --primary-dark: #0f766e;
    --primary-light: #14b8a6;
    --accent-color: #06b6d4;
    --accent-hover: #0891b2;
    --background-color: #ffffff;
    --background-white: #ffffff;
    --text-color: #134e4a;
    --text-light: #2d6a66;
    --text-muted: #5c9d98;
    --border-color: #ccfbf1;
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.15);
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --border-radius-sm: 4px;
    --border-radius-md: 8px;
    --border-radius-lg: 12px;
    --container-width: 1300px;
    --header-height: 149px;
    --header-height-tablet: 130px;
    --header-height-mobile: 70px;
}

/* ========================================
   Reset & Base Styles
   ======================================== */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-overflow-scrolling: touch;
    -webkit-text-size-adjust: 100%;
    -ms-text-size-adjust: 100%;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Microsoft YaHei", "微软雅黑", sans-serif;
    font-size: 1rem;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--background-color);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

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

ul, ol {
    list-style: none;
}

button {
    cursor: pointer;
    border: none;
    background: none;
    font-family: inherit;
}

input, textarea, select {
    font-family: inherit;
    font-size: inherit;
}

/* ========================================
   Typography
   ======================================== */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.3;
    color: var(--text-color);
    margin-bottom: 0.5em;
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.75rem; }
h4 { font-size: 1.5rem; }
h5 { font-size: 1.25rem; }
h6 { font-size: 1rem; }

p {
    margin-bottom: 1rem;
}

/* ========================================
   Container & Layout
   ======================================== */
.container {
    width: 100%;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}

.section {
    padding: 25px 0;
}

.section-title {
    text-align: center;
    margin-bottom: 25px;
}

.section-title h2 {
    font-size: 2rem;
    color: var(--text-color);
    margin-bottom: 10px;
}

.section-title p {
    color: var(--text-light);
    font-size: 1.1rem;
}

/* ========================================
   Header Styles - New Design with Search
   ======================================== */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background-color: var(--background-white);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    transition: all var(--transition-normal);
}

.site-header.scrolled {
    box-shadow: var(--shadow-md);
}

.header-inner {
    display: flex;
    flex-direction: column;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}

/* Header Top Row - Logo & Search */
.header-top-row {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: 30px;
    padding: 15px 0;
    border-bottom: 1px solid var(--border-color);
}

/* Header Layout - Align search and nav width */
.header-search {
    flex: 1;
    display: flex;
    justify-content: flex-start;
}

.header-search .search-form {
    width: 100%;
}

.main-navigation {
    flex: 1;
}

/* Logo */
.site-branding {
    display: flex;
    align-items: center;
    flex-shrink: 0;
}

.site-logo {
    display: flex;
    align-items: center;
}

.site-logo img {
    max-height: 70px;
    width: auto;
    transition: transform var(--transition-fast);
}

.site-logo:hover img {
    transform: scale(1.02);
}

.site-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0;
}

.site-title a {
    color: var(--primary-color);
}

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

.site-description {
    display: none;
}

/* Header Search */
.header-search {
    flex: 1;
}

.search-form {
    display: flex;
    align-items: center;
    position: relative;
}

.search-label {
    flex: 1;
    display: flex;
}

.search-input {
    width: 100%;
    padding: 12px 16px;
    font-size: 0.95rem;
    color: var(--text-color);
    background-color: var(--background-white);
    border: 1px solid var(--border-color);
    border-right: none;
    border-radius: var(--border-radius-sm) 0 0 var(--border-radius-sm);
    transition: all var(--transition-fast);
}

.search-input:focus {
    outline: none;
    border-color: var(--primary-color);
}

.search-input::placeholder {
    color: var(--text-muted);
}

.search-submit {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 44px;
    background-color: var(--primary-color);
    color: #ffffff;
    border: none;
    border-radius: 0 var(--border-radius-sm) var(--border-radius-sm) 0;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.search-submit:hover {
    background-color: var(--primary-dark);
}

.search-submit svg {
    width: 18px;
    height: 18px;
}

/* Mobile Actions */
.header-actions-mobile {
    display: none;
    align-items: center;
    gap: 8px;
}

.search-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    background-color: transparent;
    border: none;
    border-radius: var(--border-radius-sm);
    color: var(--text-color);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.search-toggle:hover {
    background-color: var(--background-color);
    color: var(--primary-color);
}

/* Header Bottom Row - Navigation */
.header-bottom-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 48px;
    padding: 0 15px 0 0;
    background-color: var(--primary-color);
}

/* Navigation */
.main-navigation {
    display: flex;
    align-items: center;
    height: 100%;
}

.nav-menu {
    display: flex;
    align-items: center;
    height: 100%;
    gap: 0;
}

.nav-menu li {
    position: relative;
    height: 100%;
    display: flex;
    align-items: center;
}

.nav-menu > li > a {
    display: block;
    height: 48px;
    line-height: 48px;
    padding: 0 35px;
    color: #fff;
    font-weight: 500;
    font-size: 0.9rem;
    transition: all var(--transition-fast);
    position: relative;
    white-space: nowrap;
}

.nav-menu > li > a::after {
    display: none;
}

.nav-menu > li > a:hover {
    background-color: transparent;
    color: rgba(255, 255, 255, 0.85);
}

.nav-menu > li.current-menu-item,
.nav-menu > li.current_page_item {
    background-color: var(--primary-dark);
}

.nav-menu > li.current-menu-item > a,
.nav-menu > li.current_page_item > a {
    color: #ffffff;
}

.nav-menu > li > a:hover::after,
.nav-menu > li.current-menu-item > a::after,
.nav-menu > li.current_page_item > a::after {
    display: none;
}

/* Dropdown Menu */
.nav-menu .sub-menu {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 220px;
    background-color: var(--background-white);
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all var(--transition-fast);
    padding: 8px 0;
    z-index: 100;
    border: 1px solid var(--border-color);
}

.nav-menu li:hover > .sub-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.nav-menu .sub-menu li a {
    display: block;
    padding: 10px 20px;
    color: var(--text-color);
    font-size: 0.9rem;
    transition: all var(--transition-fast);
}

.nav-menu .sub-menu li a:hover {
    color: #ffffff;
    background-color: var(--primary-color);
}

/* Header Actions */
.header-actions {
    display: flex;
    align-items: center;
    gap: 15px;
}

/* Mobile Search Overlay */
.mobile-search-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(255, 255, 255, 0.98);
    z-index: 1001;
    display: flex;
    align-items: flex-start;
    justify-content: center;
    padding-top: 100px;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
}

.mobile-search-overlay.active {
    opacity: 1;
    visibility: visible;
}

.mobile-search-container {
    width: 90%;
    max-width: 600px;
    display: flex;
    align-items: center;
    gap: 15px;
}

.mobile-search-form {
    flex: 1;
    display: flex;
    align-items: center;
    background-color: var(--background-color);
    border-radius: var(--border-radius-md);
    border: 2px solid var(--border-color);
    transition: border-color var(--transition-fast);
}

.mobile-search-form:focus-within {
    border-color: var(--primary-color);
}

.mobile-search-input {
    flex: 1;
    padding: 16px 20px;
    font-size: 1.1rem;
    border: none;
    background: transparent;
    color: var(--text-color);
}

.mobile-search-input:focus {
    outline: none;
}

.mobile-search-submit {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    background-color: var(--primary-color);
    color: #ffffff;
    border: none;
    border-radius: 0 var(--border-radius-md) var(--border-radius-md) 0;
    cursor: pointer;
    transition: background-color var(--transition-fast);
}

.mobile-search-submit:hover {
    background-color: var(--primary-dark);
}

.mobile-search-close {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    background-color: transparent;
    border: none;
    color: var(--text-color);
    cursor: pointer;
    border-radius: 50%;
    transition: all var(--transition-fast);
}

.mobile-search-close:hover {
    background-color: var(--background-color);
    color: var(--primary-color);
}

/* Language Switcher */
.language-switcher {
    position: relative;
}

.lang-btn {
    display: flex;
    align-items: center;
    gap: 5px;
    padding: 8px 12px;
    background-color: transparent;
    border-radius: var(--border-radius-sm);
    font-size: 0.9rem;
    color: #ffffff;
    transition: all var(--transition-fast);
}

.lang-btn:hover {
    background-color: rgba(255, 255, 255, 0.15);
    color: #ffffff;
}

.lang-btn svg {
    width: 16px;
    height: 16px;
}

.lang-dropdown {
    position: absolute;
    top: 100%;
    right: 0;
    min-width: 120px;
    background-color: var(--background-white);
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all var(--transition-fast);
    padding: 8px 0;
    z-index: 100;
}

.language-switcher:hover .lang-dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.lang-dropdown a {
    display: block;
    padding: 8px 16px;
    color: var(--text-color);
    font-size: 0.9rem;
}

.lang-dropdown a:hover {
    background-color: var(--background-color);
    color: var(--primary-color);
}

.lang-dropdown a.active {
    color: var(--primary-color);
    font-weight: 500;
}

/* Mobile Menu Toggle */
.menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 44px;
    height: 44px;
    min-width: 44px;
    min-height: 44px;
    padding: 8px;
    background-color: transparent;
    border-radius: var(--border-radius-sm);
    transition: all var(--transition-fast);
    position: relative;
    z-index: 1001;
    cursor: pointer;
    border: none;
}

.menu-toggle:hover {
    background-color: var(--background-color);
}

.menu-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background-color: var(--text-color);
    transition: all var(--transition-fast);
    border-radius: 2px;
}

.menu-toggle span:nth-child(1) {
    transform: translateY(-6px);
}

.menu-toggle span:nth-child(3) {
    transform: translateY(6px);
}

.menu-toggle.active span:nth-child(1) {
    transform: translateY(0) rotate(45deg);
}

.menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.menu-toggle.active span:nth-child(3) {
    transform: translateY(-2px) rotate(-45deg);
}

/* ========================================
   Footer Styles
   ======================================== */
/* ========================================
   Footer Styles - New Design
   ======================================== */
.site-footer {
    color: rgba(255, 255, 255, 0.85);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

.footer-main {
    padding: 60px 0 50px;
    background-color: #134e4a;
    background-image: linear-gradient(160deg, #175e58 0%, #0f4a45 100%);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr 1fr 1.5fr;
    gap: 30px;
}

.footer-widget-wide {
    grid-column: span 1;
}

/* Footer Widgets */
.footer-widget h4 {
    color: #5eead4;
    font-size: 0.95rem;
    font-weight: 600;
    margin-bottom: 18px;
    padding-bottom: 0;
    border-bottom: none;
    display: block;
    letter-spacing: 0.02em;
}

.footer-widget ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-widget ul li {
    margin-bottom: 10px;
}

.footer-widget ul li a {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.85rem;
    text-decoration: none;
    transition: color 0.25s ease, transform 0.2s ease;
    display: inline-block;
}

.footer-widget ul li a:hover {
    color: #5eead4;
    padding-left: 4px;
}

/* Footer Menu - WordPress Nav Menu */
.footer-widget .footer-menu {
    list-style: none;
    padding: 0;
    margin: 0;
    display: block;
}

.footer-widget .footer-menu li {
    display: block;
    margin-bottom: 10px;
    width: 100%;
}

.footer-widget .footer-menu li a {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.85rem;
    text-decoration: none;
    transition: color 0.25s ease, transform 0.2s ease;
    display: inline-block;
}

.footer-widget .footer-menu li a:hover {
    color: #5eead4;
}

/* Footer Social - New Style */
.footer-social {
    display: flex;
    gap: 12px;
    margin-bottom: 24px;
}

.footer-social a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    color: rgba(255, 255, 255, 0.8);
    transition: transform 0.25s ease, background-color 0.25s ease, color 0.25s ease;
}

.footer-social a:hover {
    transform: translateY(-3px);
    background-color: #5eead4;
    color: #0a332f;
}

.footer-social a[aria-label="Facebook"] {
    color: rgba(255, 255, 255, 0.8);
}

.footer-social a[aria-label="LinkedIn"] {
    color: rgba(255, 255, 255, 0.8);
}

.footer-social a[aria-label="X (Twitter)"] {
    color: rgba(255, 255, 255, 0.8);
}

.footer-social svg {
    width: 24px;
    height: 24px;
}

/* Footer Newsletter */
.footer-newsletter {
    margin-top: 20px;
}

.footer-newsletter h4 {
    color: #5eead4;
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 8px;
}

.footer-newsletter p {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.8rem;
    line-height: 1.5;
    margin-bottom: 12px;
}

.newsletter-form {
    display: flex;
    gap: 8px;
}

.newsletter-form input[type="email"] {
    flex: 1;
    padding: 10px 14px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 6px;
    font-size: 0.85rem;
    background-color: rgba(255, 255, 255, 0.08);
    color: #ffffff;
}

.newsletter-form input[type="email"]::placeholder {
    color: rgba(255, 255, 255, 0.4);
}

.newsletter-form button {
    padding: 10px 18px;
    background-color: #5eead4;
    border: none;
    border-radius: 6px;
    color: #0a332f;
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.25s ease;
}

.newsletter-form button:hover {
    background-color: #99f6e4;
}

/* Footer Bottom - New Style */
.footer-bottom {
    padding: 22px 0;
    background-color: #0d3d38;
    border-top: 1px solid rgba(94, 234, 212, 0.15);
}

.footer-bottom-inner {
    display: flex;
    justify-content: center;
    align-items: center;
}

.footer-accreditations {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: 8px;
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.8rem;
}

.accreditations-label {
    font-weight: 500;
    color: rgba(255, 255, 255, 0.7);
}

.accreditations-divider {
    color: rgba(255, 255, 255, 0.2);
}

.accreditation-item {
    color: rgba(255, 255, 255, 0.5);
}

.copyright-text {
    color: rgba(255, 255, 255, 0.5);
}

/* Back to Top Button */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background-color: var(--primary-color);
    color: #ffffff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-md);
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all var(--transition-normal);
    z-index: 999;
    cursor: pointer;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    background-color: var(--accent-color);
    transform: translateY(-5px);
}

.back-to-top svg {
    width: 24px;
    height: 24px;
}

/* ========================================
   Buttons
   ======================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 28px;
    font-size: 1rem;
    font-weight: 500;
    border-radius: var(--border-radius-md);
    transition: all var(--transition-fast);
    cursor: pointer;
}

.btn-primary {
    background-color: var(--primary-color);
    color: #ffffff;
}

.btn-primary:hover {
    background-color: var(--primary-dark);
    color: #ffffff;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-accent {
    background-color: var(--accent-color);
    color: #ffffff;
}

.btn-accent:hover {
    background-color: var(--accent-hover);
    color: #ffffff;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-outline {
    background-color: transparent;
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
}

.btn-outline:hover {
    background-color: var(--primary-color);
    color: #ffffff;
}

/* ========================================
   Cards
   ======================================== */
.card {
    background-color: var(--background-white);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
    transition: all var(--transition-normal);
}

.card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-5px);
}

.card-image {
    position: relative;
    overflow: hidden;
    aspect-ratio: 16/10;
}

.card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-normal);
}

.card:hover .card-image img {
    transform: scale(1.05);
}

.card-content {
    padding: 20px;
}

.card-title {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 10px;
    color: var(--text-color);
}

.card-title a {
    color: inherit;
}

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

.card-excerpt {
    color: var(--text-light);
    font-size: 0.95rem;
    line-height: 1.6;
}

/* ========================================
   Forms
   ======================================== */
.form-group {
    margin-bottom: 20px;
}

.form-label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--text-color);
}

.form-input,
.form-textarea,
.form-select {
    width: 100%;
    padding: 12px 16px;
    font-size: 1rem;
    color: var(--text-color);
    background-color: var(--background-white);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    transition: all var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0, 102, 204, 0.1);
}

.form-textarea {
    min-height: 120px;
    resize: vertical;
}

/* ========================================
   Utility Classes
   ======================================== */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.text-primary { color: var(--primary-color); }
.text-accent { color: var(--accent-color); }
.text-muted { color: var(--text-muted); }

.bg-primary { background-color: var(--primary-color); }
.bg-white { background-color: var(--background-white); }
.bg-light { background-color: var(--background-color); }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }

.hidden { display: none; }
.visible { display: block; }

/* ========================================
   Responsive Styles - Desktop (>1024px)
   ======================================== */
@media screen and (min-width: 1025px) {
    .main-navigation {
        display: flex;
    }

    .menu-toggle {
        display: none;
    }

    .nav-menu {
        display: flex;
    }

    .products-grid {
        grid-template-columns: repeat(6, 1fr);
    }

    .nav-menu > li:hover > .sub-menu {
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
    }

    .card:hover {
        box-shadow: var(--shadow-lg);
        transform: translateY(-5px);
    }

    .card:hover .card-image img {
        transform: scale(1.05);
    }

    .product-card:hover .product-link {
        gap: 8px;
    }

    .feature-item:hover {
        background-color: rgba(0, 102, 204, 0.05);
        transform: translateY(-3px);
    }

    .intro-image:hover img {
        transform: scale(1.03);
    }

    .partner-item:hover {
        background-color: var(--border-color);
        transform: translateY(-3px);
    }

    .partner-item:hover img {
        filter: grayscale(0%);
        opacity: 1;
    }

    .footer-social a:hover {
        transform: translateY(-2px);
    }

    .footer-widget ul li a:hover {
        color: #5eead4;
    }

    .btn-primary:hover {
        background-color: var(--primary-dark);
        color: #ffffff;
        transform: translateY(-2px);
        box-shadow: var(--shadow-md);
    }

    .btn-accent:hover {
        background-color: var(--accent-hover);
        color: #ffffff;
        transform: translateY(-2px);
        box-shadow: var(--shadow-md);
    }

    .btn-outline:hover {
        background-color: var(--primary-color);
        color: #ffffff;
    }

    .back-to-top:hover {
        background-color: var(--accent-color);
        transform: translateY(-5px);
    }

    .carousel-arrow:hover {
        background-color: var(--accent-color);
        transform: translateY(-50%) scale(1.1);
    }

    .read-more:hover {
        color: var(--accent-color);
        gap: 8px;
    }

    .product-link:hover {
        color: var(--accent-color);
        gap: 8px;
    }
}

/* ========================================
   Responsive Styles - Tablet (768px-1024px)
   ======================================== */
@media screen and (min-width: 768px) and (max-width: 1024px) {
    :root {
        --header-height: var(--header-height-tablet);
    }

    .container {
        padding: 0 20px;
    }

    .section {
        padding: 40px 0;
    }

    .section-title {
        margin-bottom: 30px;
    }

    .section-title h2 {
        font-size: 1.75rem;
    }

    .section-title p {
        font-size: 1rem;
    }

    h1 { font-size: 2rem; }
    h2 { font-size: 1.75rem; }
    h3 { font-size: 1.5rem; }
    h4 { font-size: 1.25rem; }

    /* Header Styles for Tablet */
    .site-header {
        position: fixed;
    }

    .header-top-row {
        padding: 12px 0;
        gap: 20px;
    }

    .site-logo img {
        max-height: 65px;
    }

    .site-title {
        font-size: 1.35rem;
    }

    .header-search {
        max-width: 400px;
    }

    .search-input {
        padding: 10px 14px;
    }

    .search-submit {
        width: 44px;
        height: 40px;
    }

    .header-bottom-row {
        padding: 10px 0;
    }

    /* Tablet - Adjust search and nav width */
    .header-search .search-form {
        max-width: 450px;
    }

    .nav-menu {
        gap: 2px;
    }

    .nav-menu > li > a {
        padding: 8px 10px;
        font-size: 0.85rem;
    }

    .nav-menu > li > a::after {
        left: 10px;
        right: 10px;
    }

    .header-actions {
        gap: 10px;
    }

    .lang-btn {
        padding: 6px 10px;
        font-size: 0.85rem;
    }

    .lang-btn svg {
        width: 14px;
        height: 14px;
    }

    .btn {
        padding: 8px 16px;
        font-size: 0.9rem;
    }

    .footer-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 25px;
    }

    .footer-widget h4 {
        font-size: 0.9rem;
        margin-bottom: 12px;
    }

    .footer-widget ul li a {
        font-size: 0.8rem;
    }

    .footer-social {
        margin-bottom: 16px;
    }

    .footer-social a {
        width: 28px;
        height: 28px;
    }

    .footer-social svg {
        width: 20px;
        height: 20px;
    }

    .footer-newsletter h4 {
        font-size: 0.85rem;
    }

    .footer-newsletter p {
        font-size: 0.75rem;
    }

    .newsletter-form {
        flex-direction: column;
    }

    .newsletter-form input[type="email"],
    .newsletter-form button {
        width: 100%;
    }

    .products-grid {
        grid-template-columns: repeat(4, 1fr);
        gap: 20px;
    }

    .products-grid.columns-2,
    .products-grid.columns-3,
    .products-grid.columns-4,
    .products-grid.columns-6 {
        grid-template-columns: repeat(4, 1fr);
    }

    .product-category-badge {
        padding: 4px 10px;
        font-size: 0.75rem;
    }

    .card-content {
        padding: 15px;
    }

    .card-title {
        font-size: 1rem;
    }

    .card-excerpt {
        font-size: 0.9rem;
    }

    .news-grid {
        gap: 25px;
    }

    .news-card {
        gap: 20px;
    }

    .news-card .card-image {
        flex: 0 0 240px;
    }

    .news-card .card-content {
        padding: 20px 20px 20px 0;
    }

    .news-card .card-title {
        font-size: 1.15rem;
    }

    .news-featured .card-title {
        font-size: 1.25rem;
    }

    .hero-carousel {
        height: auto;
        aspect-ratio: 1920 / 520;
    }

    .slide-title {
        font-size: 2.5rem;
    }

    .slide-description {
        font-size: 1.1rem;
    }

    .carousel-arrow {
        width: 45px;
        height: 45px;
    }

    .carousel-prev {
        left: 20px;
    }

    .carousel-next {
        right: 20px;
    }

    .carousel-indicators {
        bottom: 25px;
        height: 10px;
    }

    .carousel-indicator {
        width: 10px !important;
        height: 10px !important;
        min-width: 10px;
        max-width: 10px;
        min-height: 10px;
        max-height: 10px;
        padding: 0 !important;
    }

    .intro-wrapper {
        grid-template-columns: 1fr 1fr;
        gap: 40px;
    }

    .intro-image-placeholder {
        min-height: 350px;
    }

    .intro-text {
        font-size: 1rem;
        line-height: 1.7;
    }

    .intro-features {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
    }

    .feature-item {
        padding: 15px;
    }

    .feature-icon {
        width: 45px;
        height: 45px;
    }

    .feature-icon img {
        width: 28px;
        height: 28px;
    }

    .feature-content h4 {
        font-size: 0.95rem;
    }

    .feature-content p {
        font-size: 0.85rem;
    }

    .cta-section {
        padding: 70px 0;
    }

    .cta-content h2 {
        font-size: 2rem;
    }

    .cta-section {
        padding: 60px 0;
    }

    .cta-content h2 {
        font-size: 2rem;
    }

    .cta-content p {
        font-size: 1.05rem;
    }

    .partner-item {
        width: 160px;
        height: 70px;
    }

    .form-input,
    .form-textarea,
    .form-select {
        padding: 10px 14px;
    }

    .form-label {
        font-size: 0.95rem;
    }

    .back-to-top {
        width: 48px;
        height: 48px;
        bottom: 25px;
        right: 25px;
    }

    .back-to-top svg {
        width: 22px;
        height: 22px;
    }

    /* Tablet Search Results */
    .search-results-section {
        padding: 160px 0 50px;
    }

    .search-header {
        margin-bottom: 40px;
    }

    .search-title {
        font-size: 2rem;
    }

    .search-results-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 25px;
    }

    .result-content {
        padding: 20px;
    }

    .result-title {
        font-size: 1.1rem;
    }
}

/* ========================================
   Responsive Styles - Mobile (<768px)
   ======================================== */
@media screen and (max-width: 767px) {
    :root {
        --header-height: var(--header-height-mobile);
    }

    html {
        font-size: 15px;
    }

    body {
        font-size: 1rem;
        line-height: 1.6;
        overflow-x: hidden;
    }

    body.menu-open,
    body.search-open {
        overflow: hidden;
    }

    .container {
        padding: 0 15px;
    }

    .section {
        padding: 25px 0;
    }

    .section-title {
        margin-bottom: 20px;
    }

    .section-title h2 {
        font-size: 1.5rem;
        margin-bottom: 8px;
    }

    .section-title p {
        font-size: 0.95rem;
    }

    h1 { font-size: 1.75rem; }
    h2 { font-size: 1.5rem; }
    h3 { font-size: 1.25rem; }
    h4 { font-size: 1.1rem; }
    h5 { font-size: 1rem; }
    h6 { font-size: 0.95rem; }

    p {
        margin-bottom: 0.8rem;
    }

    /* Mobile Header Styles */
    .site-header {
        position: fixed;
        height: auto;
    }

    .header-inner {
        padding: 0 15px;
    }

    .header-top-row {
        padding: 12px 0;
        gap: 15px;
        border-bottom: none;
    }

    .site-logo img {
        max-height: 60px;
    }

    .site-title {
        font-size: 1.2rem;
    }

    /* Hide desktop search, show mobile search toggle */
    .header-search {
        display: none;
    }

    /* Mobile - Reset search and nav width */
    .header-search,
    .main-navigation {
        max-width: none;
    }

    .header-actions-mobile {
        display: flex;
        margin-left: auto;
    }

    .search-toggle {
        display: none;
    }

    /* Header bottom row - keep for structure but allow nav to show */
    .header-bottom-row {
        display: contents;
    }

    .header-bottom-row > *:not(.main-navigation) {
        display: none;
    }

    /* Mobile Menu Toggle */
    .menu-toggle {
        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        width: 44px;
        height: 44px;
        padding: 10px;
        background-color: transparent;
        border-radius: var(--border-radius-sm);
        transition: all var(--transition-fast);
        position: relative;
        z-index: 1001;
        cursor: pointer;
        border: none;
        -webkit-tap-highlight-color: transparent;
    }

    .menu-toggle:hover {
        background-color: var(--background-color);
    }

    .menu-toggle span {
        display: block;
        width: 22px;
        height: 2px;
        background-color: var(--text-color);
        transition: all var(--transition-fast);
        border-radius: 2px;
        transform-origin: center;
    }

    .menu-toggle span:nth-child(1) {
        transform: translateY(-6px);
    }

    .menu-toggle span:nth-child(2) {
        opacity: 1;
    }

    .menu-toggle span:nth-child(3) {
        transform: translateY(6px);
    }

    .menu-toggle.active span:nth-child(1) {
        transform: translateY(2px) rotate(45deg);
    }

    .menu-toggle.active span:nth-child(2) {
        opacity: 0;
        transform: scaleX(0);
    }

    .menu-toggle.active span:nth-child(3) {
        transform: translateY(-2px) rotate(-45deg);
    }

    /* Mobile Navigation */
    .main-navigation {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        bottom: 0;
        background-color: var(--primary-color);
        padding: 20px 15px;
        padding-bottom: 80px;
        transform: translateX(100%);
        transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        overflow-y: auto;
        overflow-x: hidden;
        z-index: 1002;
        display: block;
        -webkit-overflow-scrolling: touch;
    }

    .main-navigation.active {
        transform: translateX(0);
        z-index: 1002;
    }

    .main-navigation.active::before {
        display: none;
    }

    .nav-menu {
        flex-direction: column;
        align-items: stretch;
        gap: 0;
    }

    .nav-menu > li {
        border-bottom: 1px solid rgba(255, 255, 255, 0.2);
    }

    .nav-menu > li:last-child {
        border-bottom: none;
    }

    .nav-menu > li > a {
        display: flex;
        justify-content: space-between;
        align-items: center;
        padding: 14px 0;
        border-radius: 0;
        background-color: transparent;
        color: #ffffff;
        font-size: 1rem;
        font-weight: 500;
        min-height: 44px;
        -webkit-tap-highlight-color: transparent;
        touch-action: manipulation;
    }

    .nav-menu > li > a::after {
        display: none;
    }

    .nav-menu > li > a:hover,
    .nav-menu > li.current-menu-item > a,
    .nav-menu > li.current_page_item > a {
        background-color: transparent;
        color: rgba(255, 255, 255, 0.8);
    }

    .nav-menu li.menu-item-has-children > a::after {
        content: '+';
        font-size: 1.3rem;
        font-weight: 300;
        color: #ffffff;
        transition: transform var(--transition-fast);
    }

    .nav-menu li.menu-item-has-children.open > a::after {
        content: '−';
        transform: rotate(180deg);
    }

    .nav-menu .sub-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        padding: 0 0 0 15px;
        margin: 0;
        display: none;
        background-color: transparent;
        border-radius: 0;
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.3s ease;
        border: none;
    }

    .nav-menu li.menu-item-has-children.open > .sub-menu {
        display: block;
        max-height: 500px;
    }

    .nav-menu .sub-menu li {
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    }

    .nav-menu .sub-menu li:last-child {
        border-bottom: none;
    }

    .nav-menu .sub-menu li a {
        padding: 12px 0;
        font-size: 0.95rem;
        color: rgba(255, 255, 255, 0.9);
        background-color: transparent;
        min-height: 44px;
        display: flex;
        align-items: center;
        border-radius: 0;
        -webkit-tap-highlight-color: transparent;
        touch-action: manipulation;
    }

    .nav-menu .sub-menu li a:hover {
        background-color: transparent;
        color: #ffffff;
    }

    .nav-menu .sub-menu .sub-menu {
        padding-left: 15px;
    }

    /* Mobile Header Actions */
    .header-actions {
        display: none;
    }

    .header-actions .btn {
        display: none;
    }

    .language-switcher {
        position: static;
        margin-bottom: 20px;
    }

    .lang-btn {
        padding: 10px 14px;
        font-size: 0.95rem;
        background-color: rgba(255, 255, 255, 0.15);
        color: #ffffff;
        width: 100%;
        justify-content: center;
    }

    .lang-btn span:not(:first-child):not(:last-child) {
        display: none;
    }

    .lang-btn svg:first-child {
        width: 18px;
        height: 18px;
    }

    .lang-btn svg:last-child {
        display: none;
    }

    .lang-dropdown {
        position: fixed;
        top: var(--header-height-mobile);
        left: 15px;
        right: 15px;
        min-width: auto;
        transform: translateY(-10px);
        background-color: var(--primary-dark);
    }

    .lang-dropdown a {
        color: #ffffff;
    }

    .lang-dropdown a:hover {
        background-color: rgba(255, 255, 255, 0.1);
        color: #ffffff;
    }

    .language-switcher:hover .lang-dropdown,
    .language-switcher.open .lang-dropdown {
        transform: translateY(0);
    }

    .btn {
        padding: 10px 20px;
        font-size: 0.95rem;
        width: 100%;
        justify-content: center;
    }

    .btn-primary:hover,
    .btn-accent:hover,
    .btn-outline:hover {
        transform: none;
    }

    .card {
        border-radius: var(--border-radius-md);
    }

    .card:hover {
        transform: none;
        box-shadow: var(--shadow-sm);
    }

    .card:hover .card-image img {
        transform: none;
    }

    .card-image {
        aspect-ratio: 16/11;
    }

    .card-content {
        padding: 15px;
    }

    .card-title {
        font-size: 1rem;
        margin-bottom: 8px;
    }

    .card-excerpt {
        font-size: 0.9rem;
        line-height: 1.5;
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 20px;
    }

    .footer-widget h4 {
        font-size: 0.85rem;
        margin-bottom: 10px;
    }

    .footer-widget ul li {
        margin-bottom: 6px;
    }

    .footer-widget ul li a {
        font-size: 0.75rem;
    }

    .footer-social {
        margin-bottom: 12px;
    }

    .footer-social a {
        width: 24px;
        height: 24px;
    }

    .footer-social a:hover {
        transform: none;
    }

    .footer-social svg {
        width: 18px;
        height: 18px;
    }

    .footer-newsletter h4 {
        font-size: 0.8rem;
    }

    .footer-newsletter p {
        font-size: 0.7rem;
        margin-bottom: 8px;
    }

    .newsletter-form {
        flex-direction: column;
        gap: 6px;
    }

    .newsletter-form input[type="email"] {
        padding: 6px 10px;
        font-size: 0.75rem;
    }

    .newsletter-form button {
        padding: 6px 12px;
        font-size: 0.75rem;
    }

    .footer-bottom {
        padding: 12px 0;
        margin-top: 15px;
    }

    .footer-accreditations {
        font-size: 0.7rem;
        gap: 4px;
    }

    .footer-links a {
        font-size: 0.85rem;
    }

    .back-to-top {
        bottom: 15px;
        right: 15px;
        width: 42px;
        height: 42px;
    }

    .back-to-top:hover {
        transform: none;
    }

    .back-to-top svg {
        width: 20px;
        height: 20px;
    }

    .form-group {
        margin-bottom: 15px;
    }

    .form-label {
        font-size: 0.9rem;
        margin-bottom: 6px;
    }

    .form-input,
    .form-textarea,
    .form-select {
        padding: 10px 14px;
        font-size: 1rem;
    }

    .form-textarea {
        min-height: 100px;
    }

    .hero-carousel {
        height: auto !important;
        aspect-ratio: 1920 / 520 !important;
        margin-top: var(--header-height-mobile);
    }

    .hero-carousel .carousel-container,
    .hero-carousel .carousel-wrapper,
    .hero-carousel .carousel-track,
    .hero-carousel .carousel-slide,
    .hero-carousel .slide-background {
        height: 100% !important;
    }

    .hero-carousel .carousel-arrow {
        display: none !important;
    }

    .slide-content .container {
        padding: 0 15px;
    }

    .slide-title {
        font-size: 1.5rem;
        margin-bottom: 12px;
        text-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
    }

    .slide-description {
        font-size: 0.95rem;
        margin-bottom: 20px;
        line-height: 1.6;
        display: -webkit-box;
        -webkit-line-clamp: 3;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }

    .slide-content .btn {
        padding: 10px 24px;
        font-size: 0.95rem;
        width: auto;
    }

    .carousel-arrow {
        width: 36px;
        height: 36px;
    }

    .carousel-arrow:hover {
        transform: translateY(-50%) scale(1.05);
    }

    .carousel-arrow svg {
        width: 18px;
        height: 18px;
    }

    .carousel-prev {
        left: 10px;
    }

    .carousel-next {
        right: 10px;
    }

    .carousel-indicators {
        bottom: 15px;
        gap: 8px;
        height: 8px;
    }

    .carousel-indicator {
        width: 8px !important;
        height: 8px !important;
        min-width: 8px;
        max-width: 8px;
        min-height: 8px;
        max-height: 8px;
        padding: 0 !important;
    }

    .intro-wrapper {
        grid-template-columns: 1fr;
        gap: 25px;
    }

    .intro-image {
        order: -1;
        border-radius: var(--border-radius-md);
    }

    .intro-image-placeholder {
        min-height: 250px;
    }

    .intro-content .section-title {
        text-align: center;
        margin-bottom: 15px;
    }

    .intro-content .section-title .subtitle {
        font-size: 0.9rem;
    }

    .intro-text {
        font-size: 0.95rem;
        line-height: 1.7;
        margin-bottom: 25px;
        text-align: center;
    }

    .intro-image {
        order: -1;
        margin-bottom: 0;
    }

    .intro-image-placeholder {
        min-height: 250px;
    }

    .intro-features {
        grid-template-columns: 1fr;
        gap: 12px;
    }

    .feature-item {
        padding: 15px;
        flex-direction: column;
        text-align: center;
        gap: 12px;
    }

    .feature-item:hover {
        transform: none;
    }

    .feature-icon {
        width: 45px;
        height: 45px;
        margin: 0 auto;
    }

    .feature-icon img {
        width: 26px;
        height: 26px;
    }

    .feature-content h4 {
        font-size: 0.95rem;
        margin-bottom: 4px;
    }

    .feature-content p {
        font-size: 0.85rem;
    }

    .intro-content .btn {
        width: 100%;
    }

    .products-grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }

    .products-grid.columns-2,
    .products-grid.columns-3,
    .products-grid.columns-4,
    .products-grid.columns-6 {
        grid-template-columns: 1fr;
    }

    .product-card .card-image {
        aspect-ratio: 1/1;
    }

    .product-category-badge {
        padding: 4px 8px;
        font-size: 0.7rem;
        top: 10px;
        left: 10px;
    }

    .product-sku {
        font-size: 0.8rem;
    }

    .product-link {
        font-size: 0.85rem;
    }

    .product-link:hover {
        gap: 5px;
    }

    .section-footer .btn {
        width: auto;
        display: inline-flex;
    }

    .news-grid {
        gap: 20px;
    }

    .news-card {
        flex-direction: column;
        gap: 0;
    }

    .news-card .card-image {
        flex: none;
        width: 100%;
        aspect-ratio: 16/9;
    }

    .news-card .card-content {
        padding: 20px;
    }

    .news-card .card-title {
        font-size: 1.1rem;
        margin-bottom: 10px;
    }

    .news-card .card-excerpt {
        font-size: 0.9rem;
        margin-bottom: 12px;
    }

    .news-featured .card-title {
        font-size: 1.15rem;
    }

    .news-meta {
        flex-wrap: wrap;
        gap: 10px;
        font-size: 0.85rem;
    }

    .news-meta svg {
        width: 12px;
        height: 12px;
    }

    .read-more {
        font-size: 0.85rem;
    }

    .read-more:hover {
        gap: 5px;
    }

    .cta-section {
        padding: 50px 0;
    }

    .cta-content h2 {
        font-size: 1.5rem;
        margin-bottom: 12px;
    }

    .cta-content p {
        font-size: 0.95rem;
        margin-bottom: 25px;
    }

    .cta-section .btn {
        width: auto;
        display: inline-flex;
    }

    .partners-slider {
        padding: 15px 0;
    }

    .partners-track {
        gap: 25px;
    }

    .partner-item {
        width: 130px;
        height: 60px;
        padding: 12px;
    }

    .partner-item:hover {
        transform: none;
    }

    .partner-item img {
        filter: grayscale(0%);
        opacity: 1;
    }

    .no-products,
    .no-news {
        padding: 40px 15px;
        font-size: 0.95rem;
    }

    /* Comprehensive Mobile Responsive Fixes */
    .specs-table,
    .specs-table-full,
    table {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        max-width: 100%;
        -ms-overflow-style: none;
        scrollbar-width: none;
        display: table;
        width: 100%;
    }

    .specs-table::-webkit-scrollbar,
    .specs-table-full::-webkit-scrollbar,
    table::-webkit-scrollbar {
        display: none;
    }

    iframe,
    embed,
    object,
    video {
        max-width: 100%;
        height: auto;
    }

    .container {
        overflow-x: visible;
        overflow-y: visible;
    }

    a {
        word-break: break-word;
        overflow-wrap: break-word;
    }

    h1, h2, h3, h4, h5, h6 {
        word-break: break-word;
        overflow-wrap: break-word;
    }

    button,
    .btn,
    input[type="submit"] {
        min-height: 44px;
    }
}

/* ========================================
   Responsive Styles - Small Mobile (<480px)
   ======================================== */
@media screen and (max-width: 480px) {
    html {
        font-size: 14px;
    }

    .container {
        padding: 0 12px;
    }

    .section {
        padding: 30px 0;
    }

    .section-title h2 {
        font-size: 1.35rem;
    }

    h1 { font-size: 1.5rem; }
    h2 { font-size: 1.35rem; }
    h3 { font-size: 1.15rem; }

    .site-logo img {
        max-height: 55px;
    }

    .site-title {
        font-size: 1.1rem;
    }

    .header-actions {
        gap: 6px;
    }

    .menu-toggle {
        width: 36px;
        height: 36px;
    }

    .menu-toggle span {
        width: 20px;
    }

    .menu-toggle span:nth-child(1) {
        transform: translateY(-5px);
    }

    .menu-toggle span:nth-child(3) {
        transform: translateY(5px);
    }

    .menu-toggle.active span:nth-child(1) {
        transform: translateY(2px) rotate(45deg);
    }

    .menu-toggle.active span:nth-child(3) {
        transform: translateY(-2px) rotate(-45deg);
    }

    .lang-btn {
        padding: 5px 8px;
    }

    .lang-btn svg:first-child {
        width: 16px;
        height: 16px;
    }

    .btn {
        padding: 9px 18px;
        font-size: 0.9rem;
    }

    .card-content {
        padding: 12px;
    }

    .card-title {
        font-size: 0.95rem;
    }

    .card-excerpt {
        font-size: 0.85rem;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .footer-widget {
        text-align: center;
    }

    .footer-widget h4 {
        font-size: 0.9rem;
        margin-bottom: 10px;
    }

    .footer-widget ul li {
        margin-bottom: 6px;
    }

    .footer-social {
        justify-content: center;
        margin-bottom: 12px;
    }

    .footer-social a {
        width: 28px;
        height: 28px;
    }

    .footer-social svg {
        width: 20px;
        height: 20px;
    }

    .footer-newsletter {
        max-width: 280px;
        margin: 0 auto;
    }

    .footer-accreditations {
        flex-direction: column;
        gap: 4px;
    }

    .accreditations-divider {
        display: none;
    }

    .footer-widget h4 {
        font-size: 0.95rem;
    }

    .footer-widget ul li a {
        font-size: 0.85rem;
    }

    .footer-contact li {
        font-size: 0.85rem;
    }

    .back-to-top {
        width: 38px;
        height: 38px;
        bottom: 12px;
        right: 12px;
    }

    .back-to-top svg {
        width: 18px;
        height: 18px;
    }

    .hero-carousel {
        height: auto !important;
        aspect-ratio: 1920 / 520 !important;
    }

    .hero-carousel .carousel-container,
    .hero-carousel .carousel-wrapper,
    .hero-carousel .carousel-track,
    .hero-carousel .carousel-slide,
    .hero-carousel .slide-background {
        height: 100% !important;
    }

    .hero-carousel .carousel-arrow {
        display: none !important;
    }

    .slide-title {
        font-size: 1.3rem;
    }

    .slide-description {
        font-size: 0.9rem;
        -webkit-line-clamp: 2;
    }

    .slide-content .btn {
        padding: 8px 20px;
        font-size: 0.9rem;
    }

    .carousel-arrow {
        width: 32px;
        height: 32px;
    }

    .carousel-arrow svg {
        width: 16px;
        height: 16px;
    }

    .carousel-prev {
        left: 8px;
    }

    .carousel-next {
        right: 8px;
    }

    .carousel-indicators {
        bottom: 12px;
        gap: 6px;
        height: 6px;
    }

    .carousel-indicator {
        width: 6px !important;
        height: 6px !important;
        min-width: 6px;
        max-width: 6px;
        min-height: 6px;
        max-height: 6px;
        padding: 0 !important;
    }

    .intro-image-placeholder {
        min-height: 200px;
    }

    .feature-item {
        padding: 12px;
    }

    .feature-icon {
        width: 40px;
        height: 40px;
    }

    .feature-icon img {
        width: 24px;
        height: 24px;
    }

    .products-grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }

    .products-grid.columns-2,
    .products-grid.columns-3,
    .products-grid.columns-4,
    .products-grid.columns-6 {
        grid-template-columns: 1fr;
    }

    .product-card .card-image {
        aspect-ratio: 16/10;
    }

    .product-category-badge {
        padding: 5px 10px;
        font-size: 0.75rem;
    }

    .news-featured .card-title {
        font-size: 1.05rem;
    }

    .cta-section {
        padding: 40px 0;
    }

    .cta-content h2 {
        font-size: 1.35rem;
    }

    .cta-content p {
        font-size: 0.9rem;
    }

    .partner-item {
        width: 110px;
        height: 50px;
        padding: 10px;
    }

    .form-input,
    .form-textarea,
    .form-select {
        padding: 9px 12px;
        font-size: 0.95rem;
    }

    .form-textarea {
        min-height: 80px;
    }

    /* Mobile Search Results */
    .search-results-section {
        padding: 100px 0 40px;
    }

    .search-header {
        margin-bottom: 30px;
        padding-bottom: 20px;
    }

    .search-title {
        font-size: 1.5rem;
    }

    .search-query {
        font-size: 1.1rem;
    }

    .search-results-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .result-content {
        padding: 20px;
    }

    .result-title {
        font-size: 1.05rem;
    }

    .search-no-results {
        padding: 40px 15px;
    }

    .no-results-icon {
        width: 80px;
        height: 80px;
    }

    .search-no-results h2 {
        font-size: 1.35rem;
    }

    .search-form-large {
        flex-direction: column;
    }

    .search-submit-large {
        padding: 14px 24px;
        justify-content: center;
    }

    .popular-tags {
        gap: 8px;
    }

    .popular-tag {
        padding: 8px 16px;
        font-size: 0.9rem;
    }
}

/* ========================================
   Touch Device Optimizations
   ======================================== */
@media (hover: none) and (pointer: coarse) {
    .card:hover {
        transform: none;
        box-shadow: var(--shadow-sm);
    }

    .card:hover .card-image img {
        transform: none;
    }

    .btn:hover {
        transform: none;
    }

    .feature-item:hover {
        transform: none;
    }

    .intro-image:hover img {
        transform: none;
    }

    .partner-item:hover {
        transform: none;
    }

    .footer-social a:hover {
        transform: none;
    }

    .back-to-top:hover {
        transform: none;
    }

    .carousel-arrow:hover {
        transform: translateY(-50%);
    }

    .nav-menu > li > a:hover {
        background-color: transparent;
    }

    .nav-menu .sub-menu li a:hover {
        background-color: transparent;
    }

    .footer-widget ul li a:hover {
        padding-left: 0;
    }

    .read-more:hover,
    .product-link:hover {
        gap: 5px;
    }
}

/* ========================================
   Landscape Mobile Adjustments
   ======================================== */
@media screen and (max-width: 767px) and (orientation: landscape) {
    .hero-carousel {
        height: auto !important;
        aspect-ratio: 1920 / 520 !important;
    }

    .hero-carousel .carousel-container,
    .hero-carousel .carousel-wrapper,
    .hero-carousel .carousel-track,
    .hero-carousel .carousel-slide,
    .hero-carousel .slide-background {
        height: 100% !important;
    }

    .hero-carousel .carousel-arrow {
        display: none !important;
    }

    .slide-title {
        font-size: 1.3rem;
    }

    .slide-description {
        font-size: 0.9rem;
        -webkit-line-clamp: 2;
    }

    .main-navigation {
        top: var(--header-height-mobile);
    }

    .nav-menu {
        padding-bottom: 60px;
    }

    .intro-image-placeholder {
        min-height: 200px;
    }
}

/* ========================================
   High DPI / Retina Display Optimizations
   ======================================== */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    .site-logo img {
        image-rendering: -webkit-optimize-contrast;
    }

    .card-image img,
    .intro-image img {
        image-rendering: -webkit-optimize-contrast;
    }
}

/* ========================================
   Reduced Motion Preferences
   ======================================== */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }

    .carousel-slide {
        transition: opacity 0.01ms ease;
    }

    .main-navigation {
        transition: transform 0.01ms ease;
    }

    .partners-track {
        animation: none;
    }
}

/* ========================================
   WordPress Core Styles
   ======================================== */
.alignleft {
    display: inline;
    float: left;
    margin-right: 1.5em;
}

.alignright {
    display: inline;
    float: right;
    margin-left: 1.5em;
}

.aligncenter {
    clear: both;
    display: block;
    margin-left: auto;
    margin-right: auto;
}

.wp-caption {
    margin-bottom: 1.5em;
    max-width: 100%;
}

.wp-caption img[class*="wp-image-"] {
    display: block;
    margin-left: auto;
    margin-right: auto;
}

.wp-caption .wp-caption-text {
    margin: 0.8075em 0;
    font-size: 0.9rem;
    color: var(--text-muted);
    text-align: center;
}

.wp-caption-text {
    text-align: center;
}

.gallery {
    margin-bottom: 1.5em;
}

.gallery-item {
    display: inline-block;
    text-align: center;
    vertical-align: top;
    width: 100%;
}

.gallery-columns-2 .gallery-item {
    max-width: 50%;
}

.gallery-columns-3 .gallery-item {
    max-width: 33.33%;
}

.gallery-columns-4 .gallery-item {
    max-width: 25%;
}

.gallery-columns-5 .gallery-item {
    max-width: 20%;
}

.gallery-columns-6 .gallery-item {
    max-width: 16.66%;
}

.gallery-columns-7 .gallery-item {
    max-width: 14.28%;
}

.gallery-columns-8 .gallery-item {
    max-width: 12.5%;
}

.gallery-columns-9 .gallery-item {
    max-width: 11.11%;
}

.gallery-caption {
    display: block;
}

/* Screen Reader Text */
.screen-reader-text {
    border: 0;
    clip: rect(1px, 1px, 1px, 1px);
    clip-path: inset(50%);
    height: 1px;
    margin: -1px;
    overflow: hidden;
    padding: 0;
    position: absolute !important;
    width: 1px;
    word-wrap: normal !important;
}

.screen-reader-text:focus {
    background-color: var(--border-color);
    clip: auto !important;
    clip-path: none;
    color: var(--text-color);
    display: block;
    font-size: 0.875rem;
    font-weight: 700;
    height: auto;
    left: 5px;
    line-height: normal;
    padding: 15px 23px 14px;
    text-decoration: none;
    top: 5px;
    width: auto;
    z-index: 100000;
}

/* Skip Link */
.skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--primary-color);
    color: #fff;
    padding: 8px;
    z-index: 100001;
}

.skip-link:focus {
    top: 0;
}

/* ========================================
   Front Page Styles - Hero Carousel
   ======================================== */
.hero-carousel {
    position: relative;
    width: 100%;
    height: auto;
    aspect-ratio: 1920 / 520;
    overflow: hidden;
    margin-top: var(--header-height);
    z-index: 1;
    cursor: grab;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}

.hero-carousel.dragging {
    cursor: grabbing;
    user-select: none;
    -webkit-user-select: none;
}

.hero-carousel.dragging .carousel-slide {
    user-select: none;
    -webkit-user-select: none;
    pointer-events: none;
}

.carousel-container {
    position: relative;
    width: 100%;
    height: 100%;
}

.carousel-wrapper {
    position: relative;
    width: 100%;
    height: 100%;
}

.carousel-track {
    position: relative;
    width: 100%;
    height: 100%;
}

.carousel-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.6s ease, visibility 0.6s ease;
}

.carousel-slide.active {
    opacity: 1;
    visibility: visible;
}

.slide-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.slide-background picture,
.slide-background img {
    width: 100%;
    height: 100%;
    object-fit: fill;
}

/* .slide-background::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0, 61, 122, 0.7) 0%, rgba(0, 102, 204, 0.4) 100%);
} */

.slide-content {
    position: relative;
    z-index: 10;
    display: flex;
    align-items: center;
    height: 100%;
    color: #ffffff;
}

.slide-content .container {
    max-width: 800px;
}

.slide-title {
    font-size: 3rem;
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 20px;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
    animation: fadeInUp 0.6s ease 0.2s both;
}

.slide-description {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 30px;
    line-height: 1.7;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
    animation: fadeInUp 0.6s ease 0.4s both;
}

.slide-content .btn {
    animation: fadeInUp 0.6s ease 0.6s both;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.carousel-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 20;
    width: 50px;
    height: 50px;
    background-color: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    border-radius: 50%;
    color: #ffffff;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
    cursor: pointer;
    border: none;
}

.carousel-arrow:hover {
    background-color: var(--accent-color);
    transform: translateY(-50%) scale(1.1);
}

.carousel-prev {
    left: 30px;
}

.carousel-next {
    right: 30px;
}

.carousel-indicators {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    align-items: center;
    gap: 12px;
    z-index: 20;
    height: 12px;
}

.carousel-indicator {
    width: 12px !important;
    height: 12px !important;
    min-width: 12px;
    max-width: 12px;
    min-height: 12px;
    max-height: 12px;
    padding: 0 !important;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.4);
    border: none;
    cursor: pointer;
    transition: all var(--transition-fast);
    box-sizing: border-box;
    flex-shrink: 0;
}

.carousel-indicator:hover {
    background-color: rgba(255, 255, 255, 0.7);
}

.carousel-indicator.active {
    background-color: var(--primary-color);
    transform: scale(1.2);
}

/* ========================================
   Company Introduction Section
   ======================================== */
.company-intro {
    background-color: var(--background-white);
}

.intro-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
}

.intro-image {
    position: relative;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.intro-image img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform var(--transition-normal);
}

.intro-image:hover img {
    transform: scale(1.03);
}

.intro-image-placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--background-color) 0%, var(--border-color) 100%);
    min-height: 300px;
    color: var(--text-muted);
}

.intro-content .section-title {
    text-align: left;
    margin-bottom: 20px;
}

.intro-content .section-title .subtitle {
    color: var(--primary-color);
    font-size: 1rem;
    font-weight: 500;
    margin-bottom: 10px;
}

.intro-text {
    color: var(--text-light);
    font-size: 1.05rem;
    line-height: 1.8;
    margin-bottom: 20px;
}

.intro-features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-bottom: 30px;
}

.feature-item {
    display: flex;
    gap: 15px;
    padding: 20px;
    background-color: var(--background-color);
    border-radius: var(--border-radius-md);
    transition: all var(--transition-fast);
}

.feature-item:hover {
    background-color: rgba(0, 102, 204, 0.05);
    transform: translateY(-3px);
}

.feature-icon {
    flex-shrink: 0;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--primary-color);
    border-radius: var(--border-radius-md);
    color: #ffffff;
}

.feature-icon img {
    width: 32px;
    height: 32px;
    object-fit: contain;
}

.feature-content h4 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-color);
    margin-bottom: 5px;
}

.feature-content p {
    font-size: 0.9rem;
    color: var(--text-light);
    margin: 0;
}

/* ========================================
   Products Section
   ======================================== */
.products-section {
    background-color: var(--background-white);
    padding-bottom: 20px;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 25px;
    margin-bottom: 40px;
}

/* 首页产品网格 - 强制6列 */
.products-grid.columns-4 {
    grid-template-columns: repeat(6, 1fr);
}

.product-card {
    position: relative;
}

.product-card .card-image {
    aspect-ratio: 1/1;
}

.product-category-badge {
    position: absolute;
    top: 15px;
    left: 15px;
    padding: 5px 12px;
    background-color: var(--primary-color);
    color: #ffffff;
    font-size: 0.8rem;
    font-weight: 500;
    border-radius: var(--border-radius-sm);
}

.product-sku {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 8px;
}

.product-link {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    color: var(--primary-color);
    font-weight: 500;
    font-size: 0.95rem;
    transition: all var(--transition-fast);
}

.product-link:hover {
    color: var(--accent-color);
    gap: 8px;
}

.section-footer {
    text-align: center;
    margin-top: 20px;
}

.no-products,
.no-news {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-muted);
    background-color: var(--background-color);
    border-radius: var(--border-radius-lg);
}

/* ========================================
   News Section
   ======================================== */
.news-section {
    background-color: var(--background-color);
}

.news-grid {
    display: flex;
    flex-direction: column;
    gap: 30px;
    margin-bottom: 40px;
}

.news-card {
    display: flex;
    flex-direction: row;
    gap: 30px;
    background: var(--background-white);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
}

.news-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-3px);
}

.news-card .card-image {
    flex: 0 0 300px;
    aspect-ratio: 16/10;
    overflow: hidden;
    background-color: var(--background-color);
}

.news-card .card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-normal);
}

.news-card .card-image .placeholder-image {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--background-color) 0%, var(--border-color) 100%);
    color: var(--text-muted);
}

.news-card:hover .card-image img {
    transform: scale(1.05);
}

.news-card .card-content {
    flex: 1;
    padding: 25px 25px 25px 0;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.news-card .card-title {
    font-size: 1.25rem;
    margin-bottom: 12px;
}

.news-card .card-excerpt {
    font-size: 0.95rem;
    line-height: 1.7;
    color: var(--text-light);
    margin-bottom: 15px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.news-featured .card-image {
    aspect-ratio: 16/10;
}

.news-featured .card-title {
    font-size: 1.35rem;
}

.news-meta {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 12px;
    font-size: 0.9rem;
    color: var(--text-muted);
}

.news-meta time,
.news-category {
    display: flex;
    align-items: center;
    gap: 5px;
}

.news-meta svg {
    width: 14px;
    height: 14px;
}

.read-more {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    color: var(--primary-color);
    font-weight: 500;
    font-size: 0.95rem;
    transition: all var(--transition-fast);
}

.read-more:hover {
    color: var(--accent-color);
    gap: 8px;
}

/* ========================================
   News Archive Styles - 新闻列表页
   ======================================== */
.news-archive {
    padding: 40px 0;
}

.news-header {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    padding: 40px 0;
    margin-bottom: 40px;
    color: #ffffff;
}

.news-header .container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

.news-header #crumbs {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 15px;
}

.news-header #crumbs a {
    color: rgba(255, 255, 255, 0.9);
}

.news-title {
    font-size: 2rem;
    color: #ffffff;
    margin-bottom: 10px;
}

.news-description {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.1rem;
}

.news-main .container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

.news-archive .news-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 30px;
    margin-bottom: 40px;
}

.news-article {
    background: var(--background-white);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
    display: flex;
    flex-direction: column;
}

.news-article:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-3px);
}

.news-article .article-image {
    aspect-ratio: 16/10;
    overflow: hidden;
    background-color: var(--background-color);
}

.news-article .article-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-normal);
}

.news-article:hover .article-image img {
    transform: scale(1.05);
}

.news-article .article-image .placeholder-image {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--background-color) 0%, var(--border-color) 100%);
    color: var(--text-muted);
}

.news-article .article-content {
    padding: 25px;
    display: flex;
    flex-direction: column;
    flex: 1;
}

.news-article .article-title {
    font-size: 1.2rem;
    margin-bottom: 12px;
    line-height: 1.4;
}

.news-article .article-title a {
    color: var(--text-color);
    text-decoration: none;
}

.news-article .article-title a:hover {
    color: var(--primary-color);
}

.news-article .article-excerpt {
    font-size: 0.95rem;
    line-height: 1.7;
    color: var(--text-light);
    margin-bottom: 20px;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
    flex: 1;
}

.news-article .article-footer {
    margin-top: auto;
}

.news-pagination {
    margin-top: 40px;
    display: flex;
    justify-content: center;
}

.news-pagination ul {
    display: flex;
    list-style: none;
    gap: 8px;
}

.news-pagination li {
    margin: 0;
}

.news-pagination a,
.news-pagination span {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 44px;
    height: 44px;
    padding: 0 12px;
    border-radius: var(--border-radius-md);
    background-color: var(--background-white);
    color: var(--text-color);
    text-decoration: none;
    font-weight: 500;
    transition: all var(--transition-fast);
    border: 1px solid var(--border-color);
}

.news-pagination a:hover {
    background-color: var(--primary-color);
    color: #ffffff;
    border-color: var(--primary-color);
}

.news-pagination .current {
    background-color: var(--primary-color);
    color: #ffffff;
    border-color: var(--primary-color);
}

.news-pagination .prev,
.news-pagination .next {
    padding: 0 16px;
}

.no-news {
    text-align: center;
    padding: 60px 20px;
    background: var(--background-white);
    border-radius: var(--border-radius-lg);
}

.no-news-icon {
    color: var(--text-muted);
    margin-bottom: 20px;
}

.no-news h3 {
    color: var(--text-color);
    margin-bottom: 10px;
}

.no-news p {
    color: var(--text-light);
}

/* Responsive styles for news archive */
@media (max-width: 768px) {
    .news-archive {
        padding: 20px 0;
    }

    .news-header {
        padding: 30px 0;
        margin-bottom: 30px;
    }

    .news-title {
        font-size: 1.5rem;
    }

    .news-archive .news-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .news-article .article-content {
        padding: 20px;
    }

    .news-article .article-title {
        font-size: 1.1rem;
    }

    .news-article .article-excerpt {
        font-size: 0.9rem;
        -webkit-line-clamp: 2;
    }
}

/* ========================================
   Partners Section
   ======================================== */
.partners-section {
    background-color: var(--background-white);
}

.partners-slider {
    overflow: hidden;
    padding: 20px 0;
}

.partners-track {
    display: flex;
    gap: 40px;
    animation: scroll 20s linear infinite;
}

@keyframes scroll {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(-50%);
    }
}

.partner-item {
    flex-shrink: 0;
    width: 180px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--background-color);
    border-radius: var(--border-radius-md);
    padding: 15px;
    transition: all var(--transition-fast);
}

.partner-item:hover {
    background-color: var(--border-color);
    transform: translateY(-3px);
}

.partner-item img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    filter: grayscale(100%);
    opacity: 0.7;
    transition: all var(--transition-fast);
}

.partner-item:hover img {
    filter: grayscale(0%);
    opacity: 1;
}

/* ========================================
   CTA Section
   ======================================== */
.cta-section {
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    color: #1e293b;
    text-align: center;
    padding: 80px 0;
}

.cta-content h2 {
    color: #1e293b;
    font-size: 2.25rem;
    margin-bottom: 15px;
}

.cta-content p {
    color: #64748b;
    font-size: 1.15rem;
    margin-bottom: 30px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.cta-section .btn-accent {
    background-color: var(--primary-color);
    color: #ffffff;
}

.cta-section .btn-accent:hover {
    background-color: var(--primary-dark);
    color: #ffffff;
}

/* ========================================
   Page Banner Styles - 通用页面横幅
   ======================================== */
.page-banner {
    position: relative;
    z-index: 1;
    padding: 30px 0;
    color: #ffffff;
    margin-top: var(--header-height);
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
}

.page-banner-content {
    text-align: center;
}

.page-banner-content #crumbs {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 15px;
    font-size: 0.9rem;
}

.page-banner-content #crumbs a {
    color: rgba(255, 255, 255, 0.9);
}

.page-banner-content #crumbs a:hover {
    color: #ffffff;
}

.page-banner-content #crumbs .current {
    color: #ffffff;
}

.page-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 10px;
    color: #ffffff;
    letter-spacing: -0.5px;
}

.page-banner-description {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.1rem;
    line-height: 1.6;
    max-width: 700px;
    margin: 0 auto;
}

@media screen and (max-width: 767px) {
    .page-banner {
        padding: 40px 0;
        margin-top: var(--header-height-mobile);
    }

    .page-title {
        font-size: 1.75rem;
    }

    .page-banner-description {
        font-size: 1rem;
    }
}

/* ========================================
   Search Results Page Styles
   ======================================== */
.search-results-section {
    padding: 140px 0 60px;
    min-height: calc(100vh - 400px);
}

.search-header {
    text-align: center;
    margin-bottom: 50px;
    padding-bottom: 30px;
    border-bottom: 1px solid var(--border-color);
}

.search-title {
    font-size: 2.25rem;
    color: var(--text-color);
    margin-bottom: 15px;
}

.search-info {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
}

.search-query {
    font-size: 1.25rem;
    color: var(--primary-color);
    font-weight: 500;
}

.search-count {
    font-size: 1rem;
    color: var(--text-muted);
}

/* Search Highlight */
mark.search-highlight {
    background-color: rgba(0, 153, 170, 0.2);
    color: var(--primary-color);
    padding: 2px 4px;
    border-radius: 3px;
    font-weight: 500;
}

/* Search Results Grid */
.search-results-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 30px;
    margin-bottom: 50px;
}

.search-result-item {
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
    transition: all var(--transition-normal);
    position: relative;
}

.search-result-item:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-5px);
}

.result-type-badge {
    position: absolute;
    top: 15px;
    right: 15px;
    padding: 5px 12px;
    background-color: var(--primary-color);
    color: #ffffff;
    font-size: 0.75rem;
    font-weight: 500;
    border-radius: var(--border-radius-sm);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    z-index: 10;
}

.search-result-item.type-product .result-type-badge {
    background-color: var(--accent-color);
}

.search-result-item.type-page .result-type-badge {
    background-color: var(--primary-color);
}

.search-result-item.type-post .result-type-badge {
    background-color: #6b7280;
}

.result-thumbnail {
    aspect-ratio: 16/10;
    overflow: hidden;
}

.result-thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-normal);
}

.search-result-item:hover .result-thumbnail img {
    transform: scale(1.05);
}

.result-content {
    padding: 25px;
}

.result-title {
    font-size: 1.15rem;
    font-weight: 600;
    margin-bottom: 10px;
    line-height: 1.4;
}

.result-title a {
    color: var(--text-color);
    transition: color var(--transition-fast);
}

.result-title a:hover {
    color: var(--primary-color);
}

.result-sku {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 10px;
    font-family: monospace;
}

.result-excerpt {
    color: var(--text-light);
    font-size: 0.95rem;
    line-height: 1.7;
    margin-bottom: 15px;
}

.result-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--primary-color);
    font-weight: 500;
    font-size: 0.95rem;
    transition: all var(--transition-fast);
}

.result-link:hover {
    color: var(--accent-color);
    gap: 10px;
}

.result-link svg {
    transition: transform var(--transition-fast);
}

.result-link:hover svg {
    transform: translateX(3px);
}

/* Search Pagination */
.search-pagination {
    display: flex;
    justify-content: center;
    margin-top: 50px;
}

.search-pagination .nav-links {
    display: flex;
    align-items: center;
    gap: 8px;
}

.search-pagination .page-numbers {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 44px;
    height: 44px;
    padding: 0 12px;
    background-color: var(--background-white);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    color: var(--text-color);
    font-weight: 500;
    transition: all var(--transition-fast);
}

.search-pagination .page-numbers:hover {
    background-color: var(--background-color);
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.search-pagination .page-numbers.current {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    color: #ffffff;
}

.search-pagination .page-numbers.prev,
.search-pagination .page-numbers.next {
    padding: 0 16px;
}

/* No Results */
.search-no-results {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
    padding: 60px 20px;
}

.no-results-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100px;
    height: 100px;
    background-color: var(--background-color);
    border-radius: 50%;
    margin: 0 auto 30px;
    color: var(--text-muted);
}

.search-no-results h2 {
    font-size: 1.75rem;
    color: var(--text-color);
    margin-bottom: 15px;
}

.search-no-results p {
    color: var(--text-light);
    font-size: 1.05rem;
    margin-bottom: 30px;
}

/* Large Search Form */
.no-results-search {
    margin-bottom: 40px;
}

.search-form-large {
    display: flex;
    max-width: 500px;
    margin: 0 auto;
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    transition: border-color var(--transition-fast);
}

.search-form-large:focus-within {
    border-color: var(--primary-color);
}

.search-input-large {
    flex: 1;
    padding: 16px 20px;
    font-size: 1rem;
    border: none;
    background: transparent;
    color: var(--text-color);
}

.search-input-large:focus {
    outline: none;
}

.search-submit-large {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 0 24px;
    background-color: var(--primary-color);
    color: #ffffff;
    border: none;
    font-weight: 500;
    cursor: pointer;
    transition: background-color var(--transition-fast);
}

.search-submit-large:hover {
    background-color: var(--primary-dark);
}

/* Popular Searches */
.popular-searches h3 {
    font-size: 1rem;
    color: var(--text-muted);
    margin-bottom: 15px;
    font-weight: 500;
}

.popular-tags {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 10px;
}

.popular-tag {
    display: inline-block;
    padding: 10px 20px;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    color: var(--text-color);
    font-size: 0.95rem;
    transition: all var(--transition-fast);
}

.popular-tag:hover {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    color: #ffffff;
}

/* ========================================
   Plugin Compatibility
   ======================================== */
p.ludou-error {
    margin: 16px 0;
    padding: 12px;
    background-color: #ffebe8;
    border: 1px solid #c00;
    font-size: 12px;
    line-height: 1.4em;
}

.ludou-reg label {
    color: #777;
    font-size: 14px;
    cursor: pointer;
}

.ludou-reg .input {
    margin: 0;
    color: #555;
    font-size: 24px;
    padding: 3px;
    border: 1px solid #e5e5e5;
    background: #fbfbfb;
}

/* ========================================
   Print Styles
   ======================================== */
@media print {
    .site-header,
    .site-footer,
    .back-to-top,
    .menu-toggle {
        display: none;
    }

    body {
        background: #fff;
        color: #000;
    }

    a {
        color: #000;
        text-decoration: underline;
    }
}

/* ========================================
   Product Bottom Content
   ======================================== */
.product-bottom-content {
    margin-top: 40px;
    padding: 30px;
    background-color: #f8f9fa;
    border-radius: var(--border-radius-md);
    border: 1px solid var(--border-color);
}

.product-bottom-content:empty {
    display: none;
}

.product-bottom-content p {
    margin-bottom: 16px;
    line-height: 1.8;
}

.product-bottom-content p:last-child {
    margin-bottom: 0;
}

.product-bottom-content h2,
.product-bottom-content h3,
.product-bottom-content h4 {
    margin-top: 24px;
    margin-bottom: 16px;
    color: var(--text-color);
}

.product-bottom-content h2:first-child,
.product-bottom-content h3:first-child,
.product-bottom-content h4:first-child {
    margin-top: 0;
}

.product-bottom-content ul,
.product-bottom-content ol {
    margin-bottom: 16px;
    padding-left: 24px;
}

.product-bottom-content li {
    margin-bottom: 8px;
}

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

.product-bottom-content table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 16px;
}

.product-bottom-content th,
.product-bottom-content td {
    padding: 12px;
    border: 1px solid var(--border-color);
    text-align: left;
}

.product-bottom-content th {
    background-color: #f0f0f0;
    font-weight: 600;
}

@media (max-width: 768px) {
    .product-bottom-content {
        margin-top: 30px;
        padding: 20px;
    }
}