/* ==========================================================================
   PrintingShop Theme - Main CSS
   ========================================================================== */

/* ==========================================================================
   Top Bar
   ========================================================================== */

.top-bar {
    background-color: var(--color-primary);
    color: white;
    padding: 10px 0;
    font-size: 14px;
}

.top-bar-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.top-bar-left, .top-bar-right {
    display: flex;
    align-items: center;
    gap: 20px;
}

.top-info {
    display: flex;
    align-items: center;
    gap: 8px;
}

.top-info a {
    color: white;
    text-decoration: none;
}

.top-info a:hover {
    opacity: 0.8;
}

.social-links {
    display: flex;
    gap: 10px;
}

.social-link {
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(255, 255, 255, 0.2);
    border-radius: var(--border-radius-sm);
    color: white;
    transition: var(--transition);
}

.social-link:hover {
    background-color: rgba(255, 255, 255, 0.3);
    transform: translateY(-2px);
}

/* ==========================================================================
   Header
   ========================================================================== */

.site-header {
    background-color: white;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    padding: 20px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.site-branding img {
    max-height: 60px;
    width: auto;
}

.site-logo-text h1 {
    font-size: 1.8rem;
    color: var(--color-primary);
    margin: 0;
}

/* Navigation */
.main-navigation {
    flex: 1;
    display: flex;
    justify-content: center;
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 10px;
}

.hamburger {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background-color: var(--color-primary);
    transition: var(--transition);
}

.nav-menu {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
    gap: 30px;
}

.nav-menu li {
    position: relative;
}

.nav-menu a {
    color: var(--color-text);
    font-weight: 600;
    padding: 10px 0;
    display: block;
    transition: var(--transition);
}

.nav-menu a:hover {
    color: var(--color-primary);
}

.header-cta .btn {
    white-space: nowrap;
}

/* ==========================================================================
   Hero Slider
   ========================================================================== */

.hero-slider {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: white;
    padding: 80px 0;
    position: relative;
    overflow: hidden;
}

.hero-content {
    position: relative;
    z-index: 2;
}

.hero-text {
    padding-right: 40px;
}

.hero-title {
    font-size: 3rem;
    line-height: 1.2;
    margin-bottom: 20px;
    color: white;
}

.hero-description {
    font-size: 1.2rem;
    line-height: 1.6;
    margin-bottom: 30px;
    opacity: 0.95;
}

.hero-buttons {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

.hero-image img {
    max-width: 100%;
    height: auto;
    border-radius: var(--border-radius-lg);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

/* ==========================================================================
   Features Section
   ========================================================================== */

.feature-box {
    text-align: center;
    padding: 30px 20px;
    transition: var(--transition);
}

.feature-box:hover {
    transform: translateY(-5px);
}

.feature-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: white;
    font-size: 2rem;
    border-radius: var(--border-radius);
}

.feature-title {
    font-size: 1.3rem;
    color: var(--color-text);
    margin-bottom: 10px;
}

.feature-text {
    color: var(--color-text-light);
    line-height: 1.6;
}

/* ==========================================================================
   Services Section
   ========================================================================== */

.service-card {
    height: 100%;
    display: flex;
    flex-direction: column;
}

.service-icon {
    width: 70px;
    height: 70px;
    margin: -35px auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: white;
    font-size: 1.8rem;
    border-radius: var(--border-radius);
    box-shadow: 0 5px 15px rgba(200, 16, 46, 0.3);
}

.service-card .card-content {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.service-card .card-text {
    flex: 1;
}

.btn-small {
    padding: 8px 20px;
    font-size: 14px;
}

/* ==========================================================================
   CTA Section
   ========================================================================== */

.cta-section {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: white;
    padding: 60px 0;
}

.cta-content {
    text-align: center;
}

.cta-title {
    font-size: 2.5rem;
    color: white;
    margin-bottom: 15px;
}

.cta-text {
    font-size: 1.2rem;
    opacity: 0.95;
    margin-bottom: 30px;
}

.text-right {
    text-align: right;
}

.btn-lg {
    padding: 15px 40px;
    font-size: 18px;
}

/* ==========================================================================
   Process Section
   ========================================================================== */

.process-box {
    text-align: center;
    padding: 30px 20px;
    position: relative;
}

.process-number {
    position: absolute;
    top: 10px;
    right: 10px;
    font-size: 3rem;
    font-weight: 700;
    color: rgba(200, 16, 46, 0.1);
}

.process-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-bg-light);
    color: var(--color-primary);
    font-size: 2rem;
    border-radius: var(--border-radius);
    border: 3px solid var(--color-primary);
}

.process-title {
    font-size: 1.3rem;
    color: var(--color-text);
    margin-bottom: 10px;
}

.process-text {
    color: var(--color-text-light);
}

/* ==========================================================================
   Contact CTA Section
   ========================================================================== */

.contact-cta-section {
    background-color: var(--color-bg-light);
}

.contact-cta-box {
    text-align: center;
    padding: 40px;
    background: white;
    border-radius: var(--border-radius-lg);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
}

.contact-cta-box h2 {
    color: var(--color-primary);
    margin-bottom: 15px;
}

.contact-info-row {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 30px;
    margin-top: 30px;
    flex-wrap: wrap;
}

.contact-info-item {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.1rem;
}

.contact-info-item i {
    color: var(--color-primary);
    font-size: 1.3rem;
}

.contact-info-item a {
    color: var(--color-text);
    font-weight: 600;
}

/* ==========================================================================
   Page Header
   ========================================================================== */

.page-header {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: white;
    padding: 60px 0;
    text-align: center;
}

.page-header-small {
    padding: 40px 0;
}

.page-title {
    font-size: 2.5rem;
    color: white;
    margin-bottom: 15px;
}

.breadcrumb {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
    font-size: 14px;
}

.breadcrumb a {
    color: white;
    opacity: 0.9;
}

.breadcrumb a:hover {
    opacity: 1;
}

.breadcrumb .separator {
    color: white;
    opacity: 0.7;
}

.breadcrumb .current {
    color: white;
}

/* ==========================================================================
   Mission Vision
   ========================================================================== */

.mission-box {
    text-align: center;
    padding: 40px 30px;
    background: white;
    border-radius: var(--border-radius);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    transition: var(--transition);
}

.mission-box:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.15);
}

.mission-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: white;
    font-size: 2rem;
    border-radius: 50%;
}

.mission-title {
    font-size: 1.5rem;
    color: var(--color-primary);
    margin-bottom: 15px;
}

.mission-text {
    color: var(--color-text-light);
    line-height: 1.6;
}

/* ==========================================================================
   Why Choose Us
   ========================================================================== */

.why-choose-item {
    display: flex;
    gap: 20px;
    padding: 20px 0;
}

.why-icon {
    flex-shrink: 0;
}

.why-icon i {
    font-size: 2rem;
    color: var(--color-primary);
}

.why-content h4 {
    font-size: 1.2rem;
    color: var(--color-text);
    margin-bottom: 8px;
}

.why-content p {
    color: var(--color-text-light);
    line-height: 1.6;
    margin: 0;
}

/* ==========================================================================
   Stats Section
   ========================================================================== */

.stats-section {
    text-align: center;
}

.stat-box {
    padding: 30px 20px;
}

.stat-number {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 10px;
}

.stat-label {
    font-size: 1.1rem;
    opacity: 0.95;
}

/* ==========================================================================
   Team Section
   ========================================================================== */

.team-member {
    text-align: center;
    padding: 30px 20px;
}

.team-image {
    width: 150px;
    height: 150px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-bg-light);
    border-radius: 50%;
    font-size: 5rem;
    color: var(--color-primary);
}

.team-name {
    font-size: 1.3rem;
    color: var(--color-text);
    margin-bottom: 8px;
}

.team-position {
    color: var(--color-text-light);
}

/* ==========================================================================
   Continue in next file...
   ========================================================================== */

/* ==========================================================================
   Contact Page
   ========================================================================== */

.contact-info-box {
    text-align: center;
    padding: 40px 30px;
    background: white;
    border-radius: var(--border-radius);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    transition: var(--transition);
}

.contact-info-box:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.15);
}

.contact-box-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: white;
    font-size: 2rem;
    border-radius: var(--border-radius);
}

.contact-box-title {
    font-size: 1.3rem;
    color: var(--color-primary);
    margin-bottom: 15px;
}

.contact-box-text {
    color: var(--color-text-light);
    line-height: 1.6;
}

.contact-box-text a {
    color: var(--color-primary);
    font-weight: 600;
}

/* Contact Form */
.contact-form-wrapper {
    background: white;
    padding: 40px;
    border-radius: var(--border-radius);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.form-title {
    font-size: 2rem;
    color: var(--color-primary);
    margin-bottom: 10px;
}

.form-subtitle {
    color: var(--color-text-light);
    margin-bottom: 30px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--color-text);
}

.form-group .required {
    color: var(--color-primary);
}

.form-control {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid var(--color-border);
    border-radius: var(--border-radius-sm);
    font-size: 16px;
    transition: var(--transition);
}

.form-control:focus {
    outline: none;
    border-color: var(--color-primary);
}

.form-row {
    display: flex;
    gap: 20px;
}

.form-row .form-group {
    flex: 1;
}

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

.btn-block {
    display: block;
    width: 100%;
}

.form-messages {
    margin-top: 20px;
}

.alert {
    padding: 15px 20px;
    border-radius: var(--border-radius-sm);
    margin-bottom: 15px;
}

.alert-success {
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.alert-error {
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

/* Contact Side Info */
.contact-side-info {
    background: white;
    padding: 40px;
    border-radius: var(--border-radius);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.contact-side-info h3 {
    color: var(--color-primary);
    margin-bottom: 15px;
}

.info-list {
    margin: 30px 0;
}

.info-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 0;
}

.info-item i {
    color: var(--color-primary);
}

.working-hours {
    background-color: var(--color-bg-light);
    padding: 20px;
    border-radius: var(--border-radius-sm);
    margin: 30px 0;
}

.working-hours h4 {
    color: var(--color-primary);
    margin-bottom: 15px;
}

.working-hours ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.working-hours li {
    padding: 5px 0;
}

.social-contact h4 {
    margin-bottom: 15px;
}

.social-links-large {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.social-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 12px 20px;
    border-radius: var(--border-radius-sm);
    font-weight: 600;
    transition: var(--transition);
}

.social-btn.facebook {
    background-color: #1877f2;
    color: white;
}

.social-btn.zalo {
    background-color: #0068ff;
    color: white;
}

.social-btn.email {
    background-color: #ea4335;
    color: white;
}

.social-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

/* Map Section */
.map-section {
    height: 400px;
    background-color: var(--color-bg-light);
}

.map-container {
    height: 100%;
    width: 100%;
}

.map-placeholder {
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: var(--color-text-light);
}

.map-placeholder i {
    font-size: 4rem;
    margin-bottom: 20px;
    color: var(--color-primary);
}

/* FAQ */
.faq-list {
    max-width: 900px;
    margin: 0 auto;
}

.faq-item {
    background: white;
    border-radius: var(--border-radius);
    margin-bottom: 15px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    overflow: hidden;
}

.faq-question {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 20px;
    cursor: pointer;
    transition: var(--transition);
}

.faq-question:hover {
    background-color: var(--color-bg-light);
}

.faq-question h4 {
    flex: 1;
    margin: 0;
    color: var(--color-text);
}

.faq-question > i:first-child {
    color: var(--color-primary);
    font-size: 1.5rem;
}

.faq-toggle {
    color: var(--color-primary);
    transition: var(--transition);
}

.faq-item.active .faq-toggle {
    transform: rotate(180deg);
}

.faq-answer {
    display: none;
    padding: 0 20px 20px 55px;
    color: var(--color-text-light);
    line-height: 1.6;
}

/* ==========================================================================
   Blog & Posts
   ========================================================================== */

.posts-grid {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.post-item {
    background: white;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    transition: var(--transition);
}

.post-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.15);
}

.post-thumbnail {
    overflow: hidden;
}

.post-thumbnail img {
    width: 100%;
    height: 300px;
    object-fit: cover;
    transition: var(--transition);
}

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

.post-content-wrapper {
    padding: 30px;
}

.post-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    margin-bottom: 15px;
    font-size: 14px;
    color: var(--color-text-light);
}

.post-meta span {
    display: flex;
    align-items: center;
    gap: 5px;
}

.post-meta i {
    color: var(--color-primary);
}

.post-meta a {
    color: var(--color-text-light);
}

.post-meta a:hover {
    color: var(--color-primary);
}

.post-title {
    font-size: 1.8rem;
    margin-bottom: 15px;
}

.post-title a {
    color: var(--color-text);
}

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

.post-excerpt {
    color: var(--color-text-light);
    line-height: 1.6;
    margin-bottom: 20px;
}

/* Single Post */
.single-post {
    background: white;
    border-radius: var(--border-radius);
    padding: 40px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.post-header {
    margin-bottom: 30px;
}

.single-post .post-title {
    font-size: 2.5rem;
    color: var(--color-primary);
}

.single-post .post-thumbnail {
    margin-bottom: 30px;
    border-radius: var(--border-radius);
    overflow: hidden;
}

.post-content {
    line-height: 1.8;
    color: var(--color-text);
}

.post-content h2,
.post-content h3,
.post-content h4 {
    color: var(--color-primary);
    margin-top: 30px;
    margin-bottom: 15px;
}

.post-content p {
    margin-bottom: 20px;
}

.post-content img {
    max-width: 100%;
    height: auto;
    border-radius: var(--border-radius-sm);
    margin: 20px 0;
}

.post-content ul,
.post-content ol {
    margin-bottom: 20px;
    padding-left: 30px;
}

.post-content li {
    margin-bottom: 10px;
}

.post-tags {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
    padding: 20px 0;
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
    margin: 30px 0;
}

.post-tags i {
    color: var(--color-primary);
}

.post-tags a {
    display: inline-block;
    padding: 5px 15px;
    background-color: var(--color-bg-light);
    border-radius: var(--border-radius-sm);
    color: var(--color-text);
    font-size: 14px;
    transition: var(--transition);
}

.post-tags a:hover {
    background-color: var(--color-primary);
    color: white;
}

/* Post Share */
.post-share {
    padding: 30px 0;
    border-bottom: 1px solid var(--color-border);
    margin-bottom: 30px;
}

.post-share h4 {
    margin-bottom: 15px;
}

.share-buttons {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.share-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    border-radius: var(--border-radius-sm);
    color: white;
    font-weight: 600;
    transition: var(--transition);
}

.share-btn.facebook {
    background-color: #1877f2;
}

.share-btn.twitter {
    background-color: #1da1f2;
}

.share-btn.linkedin {
    background-color: #0077b5;
}

.share-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

/* Author Bio */
.author-bio {
    display: flex;
    gap: 20px;
    padding: 30px;
    background-color: var(--color-bg-light);
    border-radius: var(--border-radius);
    margin-bottom: 30px;
}

.author-avatar img {
    border-radius: 50%;
}

.author-info h4 {
    margin-bottom: 10px;
}

.author-name a {
    color: var(--color-primary);
}

.author-description {
    color: var(--color-text-light);
    line-height: 1.6;
}

/* Post Navigation */
.post-navigation {
    display: flex;
    gap: 20px;
    margin-bottom: 30px;
}

.nav-previous,
.nav-next {
    flex: 1;
    background-color: var(--color-bg-light);
    border-radius: var(--border-radius);
    overflow: hidden;
    transition: var(--transition);
}

.nav-previous:hover,
.nav-next:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.nav-previous a,
.nav-next a {
    display: flex;
    flex-direction: column;
    padding: 20px;
    color: var(--color-text);
}

.nav-label {
    font-size: 14px;
    color: var(--color-primary);
    margin-bottom: 8px;
    font-weight: 600;
}

.nav-title {
    font-weight: 600;
}

.nav-next {
    text-align: right;
}

/* Post Cards */
.post-card .card-image {
    height: 200px;
    object-fit: cover;
}

.post-meta-small {
    font-size: 13px;
    color: var(--color-text-light);
    margin-bottom: 10px;
}

.post-meta-small i {
    color: var(--color-primary);
}

/* Pagination */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
    margin-top: 40px;
}

.pagination a,
.pagination span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 40px;
    height: 40px;
    padding: 0 15px;
    border-radius: var(--border-radius-sm);
    background-color: white;
    color: var(--color-text);
    font-weight: 600;
    transition: var(--transition);
    border: 2px solid var(--color-border);
}

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

.pagination .current {
    background-color: var(--color-primary);
    color: white;
    border-color: var(--color-primary);
}


/* ==========================================================================
   Footer
   ========================================================================== */

.site-footer {
    background-color: #1a1a1a;
    color: #ffffff;
}

.footer-widgets {
    padding: 60px 0 40px;
}

.footer-widgets .widget {
    margin-bottom: 30px;
}

.footer-widgets .widget-title {
    color: white;
    font-size: 1.3rem;
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 15px;
}

.footer-widgets .widget-title::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 50px;
    height: 3px;
    background-color: var(--color-primary);
}

.footer-widgets p {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.8;
}

.footer-social {
    display: flex;
    gap: 10px;
    margin-top: 20px;
}

.footer-social a {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius-sm);
    color: white;
    transition: var(--transition);
}

.footer-social a:hover {
    background-color: var(--color-primary);
    transform: translateY(-3px);
}

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

.footer-menu li {
    margin-bottom: 12px;
}

.footer-menu a {
    color: rgba(255, 255, 255, 0.8);
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 8px;
}

.footer-menu a::before {
    content: '\f105';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    color: var(--color-primary);
}

.footer-menu a:hover {
    color: white;
    padding-left: 5px;
}

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

.footer-contact li {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    margin-bottom: 15px;
    color: rgba(255, 255, 255, 0.8);
}

.footer-contact i {
    color: var(--color-primary);
    font-size: 1.2rem;
    margin-top: 3px;
}

.footer-contact a {
    color: rgba(255, 255, 255, 0.8);
}

.footer-contact a:hover {
    color: white;
}

.footer-bottom {
    background-color: #0f0f0f;
    padding: 25px 0;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

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

.copyright p {
    color: rgba(255, 255, 255, 0.7);
    margin: 0;
}

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

.footer-links {
    display: flex;
    align-items: center;
    gap: 15px;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
}

.footer-links a:hover {
    color: white;
}

.footer-links .separator {
    color: rgba(255, 255, 255, 0.3);
}

/* Back to Top */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background-color: var(--color-primary);
    color: white;
    border: none;
    border-radius: var(--border-radius);
    cursor: pointer;
    display: none;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    box-shadow: 0 5px 15px rgba(200, 16, 46, 0.3);
    transition: var(--transition);
    z-index: 999;
}

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

/* ==========================================================================
   404 Error Page
   ========================================================================== */

.error-404-section {
    text-align: center;
    padding: 80px 0;
}

.error-404-content {
    max-width: 700px;
    margin: 0 auto;
}

.error-404-image {
    position: relative;
    margin-bottom: 40px;
}

.error-number {
    font-size: 10rem;
    font-weight: 700;
    color: var(--color-primary);
    line-height: 1;
    opacity: 0.2;
}

.error-icon {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 5rem;
    color: var(--color-primary);
}

.error-title {
    font-size: 2.5rem;
    color: var(--color-text);
    margin-bottom: 20px;
}

.error-description {
    font-size: 1.1rem;
    color: var(--color-text-light);
    margin-bottom: 30px;
    line-height: 1.6;
}

.error-actions {
    display: flex;
    justify-content: center;
    gap: 15px;
    flex-wrap: wrap;
}

.error-search-section {
    text-align: center;
}

.search-title {
    color: var(--color-primary);
    margin-bottom: 10px;
}

.search-description {
    color: var(--color-text-light);
    margin-bottom: 30px;
}

.search-form-wrapper {
    max-width: 600px;
    margin: 0 auto;
}

.search-input-group {
    display: flex;
    gap: 10px;
}

.search-field {
    flex: 1;
    padding: 15px 20px;
    border: 2px solid var(--color-border);
    border-radius: var(--border-radius-sm);
    font-size: 16px;
}

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

.search-submit {
    padding: 15px 30px;
    background-color: var(--color-primary);
    color: white;
    border: none;
    border-radius: var(--border-radius-sm);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

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

.helpful-link-box {
    text-align: center;
    padding: 30px 20px;
    background: white;
    border-radius: var(--border-radius);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    transition: var(--transition);
}

.helpful-link-box:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.15);
}

.helpful-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-bg-light);
    color: var(--color-primary);
    font-size: 1.8rem;
    border-radius: var(--border-radius);
}

.helpful-title {
    font-size: 1.1rem;
    margin-bottom: 8px;
}

.helpful-title a {
    color: var(--color-text);
}

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

.helpful-text {
    font-size: 14px;
    color: var(--color-text-light);
    margin: 0;
}

.error-contact-banner {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: white;
}

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

.contact-banner-content h3 {
    color: white;
    margin-bottom: 15px;
}

.contact-banner-content p {
    font-size: 1.1rem;
    opacity: 0.95;
    margin-bottom: 25px;
}

.contact-banner-info {
    display: flex;
    justify-content: center;
    gap: 30px;
    flex-wrap: wrap;
}

.contact-banner-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 15px 30px;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius-sm);
    color: white;
    font-weight: 600;
    transition: var(--transition);
}

.contact-banner-item:hover {
    background-color: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

.contact-banner-item i {
    font-size: 1.3rem;
}

/* ==========================================================================
   Sidebar & Widgets
   ========================================================================== */

.sidebar {
    position: sticky;
    top: 120px;
}

.widget {
    background: white;
    padding: 30px;
    border-radius: var(--border-radius);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    margin-bottom: 30px;
}

.widget-title {
    font-size: 1.3rem;
    color: var(--color-primary);
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 15px;
}

.widget-title::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 50px;
    height: 3px;
    background-color: var(--color-primary);
}

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

.widget ul li {
    padding: 10px 0;
    border-bottom: 1px solid var(--color-border);
}

.widget ul li:last-child {
    border-bottom: none;
}

.widget ul li a {
    color: var(--color-text);
    transition: var(--transition);
}

.widget ul li a:hover {
    color: var(--color-primary);
    padding-left: 5px;
}

.widget .post-date {
    display: block;
    font-size: 13px;
    color: var(--color-text-light);
    margin-top: 5px;
}

.widget .search-form {
    margin-bottom: 0;
}

.widget_cta {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: white;
}

.widget_cta .widget-title {
    color: white;
}

.widget_cta .widget-title::after {
    background-color: white;
}

.widget-cta-content h4 {
    color: white;
    margin-bottom: 10px;
}

.widget-cta-content p {
    color: rgba(255, 255, 255, 0.95);
    margin-bottom: 20px;
}

.contact-widget-content p {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 10px;
}

.contact-widget-content i {
    color: var(--color-primary);
}

.contact-widget-content a {
    color: var(--color-text);
}

/* ==========================================================================
   No Results
   ========================================================================== */

.no-results {
    text-align: center;
    padding: 60px 20px;
    background: white;
    border-radius: var(--border-radius);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.no-results h2 {
    color: var(--color-primary);
    margin-bottom: 15px;
}

.no-results p {
    color: var(--color-text-light);
    margin-bottom: 25px;
}

/* ==========================================================================
   About Page
   ========================================================================== */

.about-content {
    padding-right: 30px;
}

.about-title {
    color: var(--color-primary);
    margin-bottom: 25px;
}

.about-text {
    color: var(--color-text);
    line-height: 1.8;
    margin-bottom: 20px;
}

.about-image {
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.about-image img {
    width: 100%;
    height: auto;
}

/* ==========================================================================
   Page Content
   ========================================================================== */

.page-content {
    line-height: 1.8;
    color: var(--color-text);
}

.page-content h2,
.page-content h3,
.page-content h4 {
    color: var(--color-primary);
    margin-top: 30px;
    margin-bottom: 15px;
}

.page-content p {
    margin-bottom: 20px;
}

.page-content img {
    max-width: 100%;
    height: auto;
    border-radius: var(--border-radius-sm);
    margin: 20px 0;
}

.page-content ul,
.page-content ol {
    margin-bottom: 20px;
    padding-left: 30px;
}

.page-content li {
    margin-bottom: 10px;
}

.page-featured-image {
    margin-bottom: 30px;
    border-radius: var(--border-radius);
    overflow: hidden;
}

/* ==========================================================================
   Utilities & Animations
   ========================================================================== */

.fade-in {
    animation: fadeIn 0.5s ease-in;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.slide-in-left {
    animation: slideInLeft 0.5s ease-out;
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.slide-in-right {
    animation: slideInRight 0.5s ease-out;
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Print Styles */
@media print {
    .top-bar,
    .site-header,
    .site-footer,
    .back-to-top,
    .sidebar,
    .post-share,
    .post-navigation,
    .breadcrumb {
        display: none !important;
    }
}

/* ==========================================================================
   App Download Section
   ========================================================================== */

.app-download-section {
    position: relative;
    overflow: hidden;
}

.app-download-section::before {
    content: '';
    position: absolute;
    top: 0;
    right: -100px;
    width: 400px;
    height: 400px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
}

.app-download-section::after {
    content: '';
    position: absolute;
    bottom: -150px;
    left: -150px;
    width: 500px;
    height: 500px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 50%;
}

.app-content {
    position: relative;
    z-index: 2;
}

.app-badge {
    display: inline-block;
    padding: 8px 20px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50px;
    font-weight: 700;
    font-size: 14px;
    margin-bottom: 20px;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

.app-title {
    font-size: 2.5rem;
    color: white;
    margin-bottom: 10px;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

.app-subtitle {
    font-size: 1.8rem;
    color: white;
    margin-bottom: 20px;
    font-weight: 600;
}

.app-description {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.95);
    margin-bottom: 25px;
    line-height: 1.6;
}

.app-features-list {
    margin-bottom: 30px;
}

.app-feature-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 15px;
    padding: 15px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius-sm);
    backdrop-filter: blur(10px);
}

.app-feature-item i {
    color: white;
    font-size: 1.3rem;
    margin-top: 2px;
    flex-shrink: 0;
}

.app-feature-item span {
    color: white;
    line-height: 1.6;
}

.app-feature-item strong {
    display: block;
    margin-bottom: 3px;
}

.app-download-buttons {
    display: flex;
    gap: 15px;
    margin-bottom: 25px;
    flex-wrap: wrap;
}

.app-download-buttons .btn {
    flex: 1;
    min-width: 200px;
}

.app-note {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 15px;
    background: rgba(255, 255, 255, 0.15);
    border-radius: var(--border-radius-sm);
    color: white;
    font-size: 14px;
    border-left: 4px solid white;
}

.app-note i {
    font-size: 1.2rem;
}

/* App Mockup */
.app-mockup {
    position: relative;
    z-index: 2;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100%;
}

.app-screen {
    width: 300px;
    height: 550px;
    background: white;
    border-radius: 30px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    padding: 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    position: relative;
    animation: float 3s ease-in-out infinite;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-20px);
    }
}

.app-screen::before {
    content: '';
    position: absolute;
    top: 10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 5px;
    background: #e0e0e0;
    border-radius: 10px;
}

.app-screen > i {
    font-size: 4rem;
    color: #FF6B35;
    margin-bottom: 20px;
}

.app-screen-content {
    color: #333;
}

.app-screen-content h4 {
    color: #FF6B35;
    margin-bottom: 10px;
}

.app-screen-content p {
    color: #666;
    margin-bottom: 20px;
}

.app-screen-price {
    display: flex;
    flex-direction: column;
    gap: 10px;
    padding: 20px;
    background: linear-gradient(135deg, #FF6B35 0%, #F7931E 100%);
    border-radius: var(--border-radius);
    color: white;
}

.price-label {
    font-size: 14px;
    opacity: 0.9;
}

.price-value {
    font-size: 2rem;
    font-weight: 700;
}

/* Floating App CTA (Sticky) */
.floating-app-cta {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 999;
    background: linear-gradient(135deg, #FF6B35 0%, #F7931E 100%);
    padding: 15px 25px;
    border-radius: 50px;
    box-shadow: 0 5px 20px rgba(255, 107, 53, 0.4);
    display: flex;
    align-items: center;
    gap: 10px;
    color: white;
    font-weight: 600;
    transition: var(--transition);
    cursor: pointer;
    animation: bounceIn 1s ease-out;
}

.floating-app-cta:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(255, 107, 53, 0.5);
}

.floating-app-cta i {
    font-size: 1.5rem;
}

@keyframes bounceIn {
    0% {
        transform: scale(0);
    }
    50% {
        transform: scale(1.1);
    }
    100% {
        transform: scale(1);
    }
}

/* App Banner in Header */
.app-banner-top {
    background: linear-gradient(135deg, #FF6B35 0%, #F7931E 100%);
    color: white;
    padding: 10px 0;
    text-align: center;
    font-size: 14px;
}

.app-banner-top a {
    color: white;
    font-weight: 700;
    text-decoration: underline;
}

.app-banner-top a:hover {
    opacity: 0.9;
}

/* Responsive App Section */
@media (max-width: 992px) {
    .app-title {
        font-size: 2rem;
    }
    
    .app-subtitle {
        font-size: 1.5rem;
    }
    
    .app-mockup {
        margin-top: 40px;
    }
    
    .app-screen {
        width: 250px;
        height: 450px;
    }
}

@media (max-width: 768px) {
    .app-download-buttons {
        flex-direction: column;
    }
    
    .app-download-buttons .btn {
        width: 100%;
    }
    
    .app-screen {
        width: 220px;
        height: 400px;
    }
    
    .app-screen > i {
        font-size: 3rem;
    }
    
    .price-value {
        font-size: 1.5rem;
    }
    
    .floating-app-cta {
        bottom: 80px;
        right: 15px;
        font-size: 13px;
        padding: 12px 20px;
    }
}

/* App Footer Box */
.app-footer-box {
    margin: 20px 0;
    padding: 20px;
    background: linear-gradient(135deg, #FF6B35 0%, #F7931E 100%);
    border-radius: var(--border-radius);
}

.app-footer-box h5 {
    color: white;
    font-size: 1rem;
    margin-bottom: 10px;
}

.app-footer-box p {
    color: white;
    margin-bottom: 15px;
    font-weight: 600;
}

.app-footer-box .btn {
    width: 100%;
    background: white;
    color: #FF6B35;
    border: none;
}

.app-footer-box .btn:hover {
    background: rgba(255, 255, 255, 0.9);
    transform: translateY(-2px);
}

/* App Contact Highlight */
.app-contact-highlight {
    background: white;
    border-radius: var(--border-radius-lg);
    padding: 40px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    margin-bottom: 40px;
}

.app-contact-content h2,
.zalo-contact-content h2 {
    color: var(--color-primary);
    font-size: 2rem;
    margin-bottom: 10px;
}

.app-contact-content h3,
.zalo-contact-content h3 {
    font-size: 1.5rem;
    color: var(--color-text);
    margin-bottom: 15px;
}

.app-benefits {
    margin: 30px 0;
}

.benefit-item {
    display: flex;
    gap: 15px;
    padding: 15px;
    background-color: var(--color-bg-light);
    border-radius: var(--border-radius-sm);
    margin-bottom: 15px;
}

.benefit-item i {
    font-size: 2rem;
    color: var(--color-primary);
    flex-shrink: 0;
}

.benefit-item strong {
    display: block;
    color: var(--color-text);
    margin-bottom: 5px;
}

.benefit-item p {
    color: var(--color-text-light);
    margin: 0;
    font-size: 14px;
}

.app-download-cta {
    margin-top: 25px;
}

.zalo-contact-content {
    background: linear-gradient(135deg, #E3F2FD 0%, #BBDEFB 100%);
    padding: 30px;
    border-radius: var(--border-radius);
    height: 100%;
}

.zalo-support-list {
    list-style: none;
    padding: 0;
    margin: 20px 0 30px;
}

.zalo-support-list li {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 0;
    color: var(--color-text);
}

.zalo-support-list i {
    color: #0068FF;
    font-size: 1.1rem;
}

.zalo-cta {
    margin-top: 20px;
}

/* Responsive for App Contact */
@media (max-width: 992px) {
    .app-contact-highlight .col {
        margin-bottom: 30px;
    }
    
    .zalo-contact-content {
        margin-top: 20px;
    }
}