:root {
    --qt-primary: #0EA5E9;
    --qt-secondary: #38BDF8;
    --qt-accent: #F59E0B;
    --qt-text: #1E293B;
    --qt-text-secondary: #64748B;
    --qt-bg: #F0F9FF;
    --qt-bg-dark: #0F172A;
    --qt-border: #E2E8F0;
    --qt-shadow: rgba(14, 165, 233, 0.1);
    --qt-gradient-start: #0EA5E9;
    --qt-gradient-end: #8B5CF6;
    --qt-glass-bg: rgba(255, 255, 255, 0.65);
    --qt-glass-border: rgba(255, 255, 255, 0.3);
    --qt-radius: 16px;
    --qt-radius-sm: 8px;
    --qt-radius-lg: 24px;
    --qt-transition: 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    --qt-font-zh: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
    --qt-font-en: "Inter", "Helvetica Neue", "Arial", sans-serif;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-snap-type: y mandatory;
    overflow-y: scroll;
}

body {
    font-family: var(--qt-font-zh);
    color: var(--qt-text);
    background: var(--qt-bg);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

[lang="en"] {
    font-family: var(--qt-font-en);
    letter-spacing: 0.01em;
}

section {
    min-height: 100vh;
    scroll-snap-align: start;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 3vh 0;
    position: relative;
}

.qt-section-inner {
    max-width: 1200px;
    width: 100%;
    margin: 0 auto;
    padding: 0 1.5rem;
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.qt-section-inner.qt-visible,
.qt-section-inner {
    opacity: 1;
    transform: translateY(0);
}

.qt-section-title {
    font-size: 2.2rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 0.5rem;
    color: var(--qt-text);
}

.qt-section-subtitle {
    text-align: center;
    color: var(--qt-text-secondary);
    font-size: 1rem;
    margin-bottom: 2.5rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.qt-text-gradient {
    background: linear-gradient(135deg, var(--qt-gradient-start), var(--qt-gradient-end));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.qt-glass-card {
    background: var(--qt-glass-bg);
    backdrop-filter: blur(20px) saturate(150%);
    -webkit-backdrop-filter: blur(20px) saturate(150%);
    border: 1px solid var(--qt-glass-border);
    border-radius: var(--qt-radius);
    box-shadow: 0 8px 32px var(--qt-shadow);
    transition: all var(--qt-transition);
}

.qt-glass-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 16px 48px rgba(14, 165, 233, 0.15);
    border-color: var(--qt-primary);
}

.qt-btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.85rem 2rem;
    background: linear-gradient(135deg, var(--qt-gradient-start), var(--qt-gradient-end));
    background-size: 200% 100%;
    background-position: 0% 0%;
    color: #fff;
    border: none;
    border-radius: 50px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    transition: all var(--qt-transition);
}

.qt-btn-primary:hover {
    background-position: 100% 0%;
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(14, 165, 233, 0.35);
}

.qt-btn-glow {
    animation: qtGlow 2s ease-in-out infinite alternate;
}

@keyframes qtGlow {
    from { box-shadow: 0 4px 16px rgba(14, 165, 233, 0.2); }
    to { box-shadow: 0 8px 32px rgba(14, 165, 233, 0.4); }
}

.qt-btn-outline {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.85rem 2rem;
    background: transparent;
    color: var(--qt-primary);
    border: 2px solid var(--qt-primary);
    border-radius: 50px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    transition: all var(--qt-transition);
}

.qt-btn-outline:hover {
    background: var(--qt-primary);
    color: #fff;
    transform: translateY(-2px);
}

.qt-btn-light {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.85rem 2rem;
    background: rgba(255,255,255,0.9);
    color: var(--qt-primary);
    border: none;
    border-radius: 50px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    transition: all var(--qt-transition);
}

.qt-btn-light:hover {
    background: #fff;
    transform: translateY(-2px);
}

.qt-btn-sm {
    padding: 0.6rem 1.5rem;
    font-size: 0.9rem;
}

.qt-btn-full {
    width: 100%;
    justify-content: center;
}

.qt-header-glass {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1050;
    background: rgba(240, 249, 255, 0.75);
    backdrop-filter: blur(20px) saturate(150%);
    -webkit-backdrop-filter: blur(20px) saturate(150%);
    border-bottom: 1px solid rgba(226, 232, 240, 0.5);
    transition: all 0.3s ease;
}

.qt-header-scrolled {
    background: rgba(240, 249, 255, 0.95);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
}

.qt-nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 70px;
}

.qt-brand-link {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
    color: var(--qt-text);
}

.qt-brand-logo {
    height: 40px;
    width: auto;
}

.qt-brand-text {
    font-size: 1.2rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--qt-gradient-start), var(--qt-gradient-end));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.qt-nav-list {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    list-style: none;
    margin: 0;
    padding: 0;
}

.qt-nav-item {
    position: relative;
}

.qt-nav-link {
    display: block;
    padding: 0.5rem 1rem;
    color: var(--qt-text);
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 500;
    border-radius: var(--qt-radius-sm);
    transition: all var(--qt-transition);
    position: relative;
}

.qt-nav-link::after {
    content: '';
    position: absolute;
    bottom: 2px;
    left: 50%;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--qt-gradient-start), var(--qt-gradient-end));
    transition: all var(--qt-transition);
    transform: translateX(-50%);
    border-radius: 2px;
}

.qt-nav-link:hover::after,
.qt-nav-active .qt-nav-link::after {
    width: 60%;
}

.qt-nav-link:hover {
    color: var(--qt-primary);
}

.qt-nav-active .qt-nav-link {
    color: var(--qt-primary);
    font-weight: 600;
}

.qt-nav-cta {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.5rem 1.2rem;
    background: linear-gradient(135deg, var(--qt-gradient-start), var(--qt-gradient-end));
    background-size: 200% 100%;
    background-position: 0% 0%;
    color: #fff !important;
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 600;
    text-decoration: none;
    transition: all var(--qt-transition);
}

.qt-nav-cta:hover {
    background-position: 100% 0%;
    color: #fff;
    transform: translateY(-1px);
    box-shadow: 0 4px 16px rgba(14, 165, 233, 0.3);
}

.qt-hamburger-btn {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 44px;
    height: 44px;
    padding: 10px;
    background: none;
    border: none;
    cursor: pointer;
    z-index: 1060;
}

.qt-hamburger-line {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--qt-text);
    border-radius: 2px;
    transition: all 0.3s ease;
}

.qt-hamburger-active .qt-hamburger-line:nth-child(1) {
    transform: rotate(45deg) translateY(7px);
}

.qt-hamburger-active .qt-hamburger-line:nth-child(2) {
    opacity: 0;
}

.qt-hamburger-active .qt-hamburger-line:nth-child(3) {
    transform: rotate(-45deg) translateY(-7px);
}

.qt-mobile-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(15, 23, 42, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    z-index: 1040;
    opacity: 0;
    visibility: hidden;
    transition: all 0.4s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

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

.qt-overlay-content {
    text-align: center;
}

.qt-mobile-nav-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.qt-mobile-nav-item {
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.4s ease;
}

.qt-overlay-active .qt-mobile-nav-item {
    opacity: 1;
    transform: translateY(0);
}

.qt-overlay-active .qt-mobile-nav-item:nth-child(1) { transition-delay: 0.1s; }
.qt-overlay-active .qt-mobile-nav-item:nth-child(2) { transition-delay: 0.15s; }
.qt-overlay-active .qt-mobile-nav-item:nth-child(3) { transition-delay: 0.2s; }
.qt-overlay-active .qt-mobile-nav-item:nth-child(4) { transition-delay: 0.25s; }
.qt-overlay-active .qt-mobile-nav-item:nth-child(5) { transition-delay: 0.3s; }
.qt-overlay-active .qt-mobile-nav-item:nth-child(6) { transition-delay: 0.35s; }

.qt-mobile-nav-link {
    display: block;
    padding: 1rem 2rem;
    color: #fff;
    font-size: 1.8rem;
    font-weight: 600;
    text-decoration: none;
    transition: color 0.3s ease;
}

.qt-mobile-nav-link:hover {
    color: var(--qt-primary);
}

.qt-overlay-contact {
    margin-top: 2rem;
    color: rgba(255,255,255,0.7);
    font-size: 1rem;
}

.qt-overlay-contact i {
    color: var(--qt-primary);
    margin-right: 0.5rem;
}

.qt-hero-section {
    background: linear-gradient(135deg, #F0F9FF 0%, #E0F2FE 50%, #F0F9FF 100%);
    position: relative;
    overflow: hidden;
    padding-top: 70px;
}

.qt-hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    overflow: hidden;
    z-index: 0;
}

.qt-hero-gradient-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.4;
    animation: qtOrbFloat 8s ease-in-out infinite;
}

.qt-orb-1 {
    width: 400px;
    height: 400px;
    background: var(--qt-primary);
    top: -100px;
    right: -100px;
}

.qt-orb-2 {
    width: 300px;
    height: 300px;
    background: var(--qt-gradient-end);
    bottom: -50px;
    left: -50px;
    animation-delay: 2s;
}

.qt-orb-3 {
    width: 200px;
    height: 200px;
    background: var(--qt-accent);
    top: 50%;
    left: 50%;
    animation-delay: 4s;
}

@keyframes qtOrbFloat {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(30px, -30px) scale(1.05); }
    66% { transform: translate(-20px, 20px) scale(0.95); }
}

.qt-hero-slider {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 0;
}

.qt-slide-item {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 1s ease;
}

.qt-slide-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.15;
}

.qt-slide-active {
    opacity: 1;
}

.qt-hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 800px;
    padding: 0 1.5rem;
}

.qt-hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1.2rem;
    background: var(--qt-glass-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--qt-glass-border);
    border-radius: 50px;
    font-size: 0.9rem;
    color: var(--qt-primary);
    font-weight: 600;
    margin-bottom: 1.5rem;
}

.qt-hero-badge i {
    color: var(--qt-accent);
}

.qt-hero-title {
    font-size: 3rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 1.2rem;
    color: var(--qt-text);
}

.qt-hero-subtitle {
    font-size: 1.1rem;
    color: var(--qt-text-secondary);
    line-height: 1.8;
    margin-bottom: 2rem;
}

.qt-hero-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 3rem;
}

.qt-hero-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
    padding: 1.5rem;
    background: var(--qt-glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--qt-glass-border);
    border-radius: var(--qt-radius-lg);
}

.qt-stat-item {
    text-align: center;
}

.qt-stat-num {
    display: block;
    font-size: 2rem;
    font-weight: 800;
    color: var(--qt-primary);
    font-family: var(--qt-font-en);
}

.qt-stat-suffix {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--qt-primary);
}

.qt-stat-label {
    display: block;
    font-size: 0.85rem;
    color: var(--qt-text-secondary);
    margin-top: 0.25rem;
}

.qt-scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    color: var(--qt-text-secondary);
    font-size: 0.8rem;
    animation: qtBounce 2s ease-in-out infinite;
    z-index: 2;
}

@keyframes qtBounce {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(-10px); }
}

.qt-dynamic-text-section {
    background: linear-gradient(180deg, #F0F9FF 0%, #E0F2FE 100%);
}

.qt-dynamic-display {
    text-align: center;
    margin-bottom: 2.5rem;
    min-height: 120px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.qt-typewriter-container {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--qt-primary);
    margin-bottom: 1rem;
    min-height: 2.5rem;
}

.qt-typewriter-cursor {
    animation: qtBlink 1s step-end infinite;
    color: var(--qt-accent);
    font-weight: 300;
}

@keyframes qtBlink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0; }
}

.qt-keyword-carousel {
    height: 2.5rem;
    overflow: hidden;
    position: relative;
}

.qt-carousel-track {
    transition: transform 0.5s ease;
}

.qt-carousel-item {
    display: inline-block;
    padding: 0.4rem 1.5rem;
    background: linear-gradient(135deg, var(--qt-gradient-start), var(--qt-gradient-end));
    color: #fff;
    border-radius: 50px;
    font-size: 1rem;
    font-weight: 600;
    margin: 0 0.5rem;
    opacity: 0;
    position: absolute;
    left: 50%;
    transform: translateX(-50%) translateY(20px);
    transition: all 0.5s ease;
}

.qt-carousel-active {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

.qt-advantage-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
}

.qt-advantage-card {
    padding: 2rem 1.5rem;
    text-align: center;
}

.qt-advantage-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--qt-gradient-start), var(--qt-gradient-end));
    border-radius: 50%;
    font-size: 1.5rem;
    color: #fff;
}

.qt-advantage-card h3 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.qt-advantage-card p {
    font-size: 0.9rem;
    color: var(--qt-text-secondary);
    line-height: 1.6;
}

.qt-services-section {
    background: linear-gradient(180deg, #E0F2FE 0%, #F0F9FF 100%);
}

.qt-services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.qt-service-card {
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
}

.qt-service-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1rem;
}

.qt-service-header i {
    font-size: 1.5rem;
    color: var(--qt-primary);
}

.qt-service-tag {
    padding: 0.2rem 0.8rem;
    background: linear-gradient(135deg, var(--qt-accent), #FBBF24);
    color: #fff;
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 600;
}

.qt-service-card h3 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.qt-service-card p {
    font-size: 0.9rem;
    color: var(--qt-text-secondary);
    line-height: 1.6;
    flex: 1;
}

.qt-service-link {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    color: var(--qt-primary);
    font-weight: 600;
    font-size: 0.9rem;
    text-decoration: none;
    margin-top: 1rem;
    transition: all var(--qt-transition);
}

.qt-service-link:hover {
    gap: 0.6rem;
    color: var(--qt-gradient-end);
}

.qt-gallery-section {
    background: linear-gradient(180deg, #F0F9FF 0%, #E0F2FE 100%);
}

.qt-gallery-container {
    display: flex;
    gap: 2rem;
    align-items: flex-start;
}

.qt-gallery-main {
    flex: 1;
}

.qt-gallery-viewer {
    border-radius: var(--qt-radius);
    overflow: hidden;
    background: var(--qt-glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--qt-glass-border);
}

.qt-gallery-main-img {
    width: 100%;
    height: 350px;
    object-fit: cover;
    transition: opacity 0.4s ease;
}

.qt-gallery-info {
    padding: 1.5rem;
}

.qt-gallery-info h3 {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.qt-gallery-info p {
    color: var(--qt-text-secondary);
    font-size: 0.95rem;
}

.qt-gallery-thumbs {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    width: 180px;
    flex-shrink: 0;
}

.qt-thumb-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.5rem;
    border-radius: var(--qt-radius-sm);
    cursor: pointer;
    border: 2px solid transparent;
    transition: all var(--qt-transition);
    background: var(--qt-glass-bg);
    backdrop-filter: blur(10px);
}

.qt-thumb-item:hover,
.qt-thumb-active {
    border-color: var(--qt-primary);
    box-shadow: 0 4px 16px var(--qt-shadow);
}

.qt-thumb-item img {
    width: 50px;
    height: 50px;
    object-fit: cover;
    border-radius: var(--qt-radius-sm);
}

.qt-thumb-item span {
    font-size: 0.85rem;
    font-weight: 600;
}

.qt-process-section {
    background: linear-gradient(180deg, #E0F2FE 0%, #F0F9FF 100%);
}

.qt-process-timeline {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    gap: 0;
    flex-wrap: wrap;
}

.qt-process-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    flex: 1;
    min-width: 200px;
    padding: 0 1rem;
}

.qt-step-number {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--qt-gradient-start), var(--qt-gradient-end));
    border-radius: 50%;
    font-size: 1.3rem;
    font-weight: 800;
    color: #fff;
    margin-bottom: 1rem;
    font-family: var(--qt-font-en);
}

.qt-step-content h3 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.qt-step-content p {
    font-size: 0.9rem;
    color: var(--qt-text-secondary);
    line-height: 1.6;
}

.qt-process-connector {
    width: 60px;
    height: 2px;
    background: linear-gradient(90deg, var(--qt-primary), var(--qt-secondary));
    margin-top: 30px;
    flex-shrink: 0;
}

.qt-partners-section {
    background: linear-gradient(180deg, #F0F9FF 0%, #E0F2FE 100%);
}

.qt-partners-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
}

.qt-partner-card {
    padding: 1.5rem;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
}

.qt-partner-card img {
    max-height: 48px;
    width: auto;
    object-fit: contain;
    filter: grayscale(100%);
    opacity: 0.7;
    transition: all var(--qt-transition);
}

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

.qt-partner-card span {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--qt-text-secondary);
}

.qt-city-section {
    background: linear-gradient(180deg, #E0F2FE 0%, #F0F9FF 100%);
}

.qt-city-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
    gap: 0.75rem;
}

.qt-city-card {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0.6rem 0.5rem;
    background: var(--qt-glass-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--qt-glass-border);
    border-radius: var(--qt-radius-sm);
    text-decoration: none;
    color: var(--qt-text);
    font-weight: 500;
    transition: all var(--qt-transition);
    text-align: center;
}

.qt-city-card:hover {
    background: linear-gradient(135deg, var(--qt-gradient-start), var(--qt-gradient-end));
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 4px 16px var(--qt-shadow);
}

.qt-city-card h5 {
    font-size: 0.85rem;
    margin: 0;
    font-weight: 600;
}

.qt-news-section {
    background: linear-gradient(180deg, #F0F9FF 0%, #E0F2FE 100%);
}

.qt-news-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.qt-news-card {
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.qt-news-img-wrap {
    position: relative;
    overflow: hidden;
}

.qt-news-img-wrap img {
    width: 100%;
    height: 180px;
    object-fit: cover;
    transition: transform var(--qt-transition);
}

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

.qt-news-date-badge {
    position: absolute;
    top: 1rem;
    left: 1rem;
    background: var(--qt-glass-bg);
    backdrop-filter: blur(10px);
    border-radius: var(--qt-radius-sm);
    padding: 0.4rem 0.6rem;
    text-align: center;
    line-height: 1.2;
}

.qt-news-day {
    display: block;
    font-size: 1.2rem;
    font-weight: 800;
    color: var(--qt-primary);
    font-family: var(--qt-font-en);
}

.qt-news-month {
    display: block;
    font-size: 0.7rem;
    color: var(--qt-text-secondary);
}

.qt-news-body {
    padding: 1.2rem;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.qt-news-body h3 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.qt-news-body p {
    font-size: 0.85rem;
    color: var(--qt-text-secondary);
    line-height: 1.6;
    flex: 1;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.qt-news-body time {
    font-size: 0.8rem;
    color: var(--qt-text-secondary);
    margin: 0.5rem 0;
}

.qt-news-body time i {
    margin-right: 0.3rem;
}

.qt-news-link {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    color: var(--qt-primary);
    font-weight: 600;
    font-size: 0.85rem;
    text-decoration: none;
    transition: all var(--qt-transition);
}

.qt-news-link:hover {
    gap: 0.6rem;
}

.qt-cta-section {
    background: linear-gradient(135deg, var(--qt-bg-dark) 0%, #1E3A5F 100%);
    position: relative;
    overflow: hidden;
}

.qt-cta-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
}

.qt-cta-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    opacity: 0.3;
}

.qt-cta-orb-1 {
    width: 400px;
    height: 400px;
    background: var(--qt-primary);
    top: -100px;
    right: -100px;
    animation: qtOrbFloat 10s ease-in-out infinite;
}

.qt-cta-orb-2 {
    width: 300px;
    height: 300px;
    background: var(--qt-gradient-end);
    bottom: -100px;
    left: -50px;
    animation: qtOrbFloat 8s ease-in-out infinite reverse;
}

.qt-cta-content {
    text-align: center;
    position: relative;
    z-index: 2;
}

.qt-cta-content h2 {
    font-size: 2.2rem;
    font-weight: 800;
    color: #fff;
    margin-bottom: 1rem;
}

.qt-cta-content p {
    font-size: 1.1rem;
    color: rgba(255,255,255,0.8);
    margin-bottom: 2rem;
    line-height: 1.8;
}

.qt-cta-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.qt-page-banner {
    min-height: auto;
    padding: 120px 0 60px;
    background: linear-gradient(135deg, #F0F9FF 0%, #E0F2FE 100%);
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    scroll-snap-align: none;
}

.qt-banner-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
}

.qt-banner-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.3;
}

.qt-banner-orb-1 {
    width: 300px;
    height: 300px;
    background: var(--qt-primary);
    top: -50px;
    right: -50px;
}

.qt-banner-orb-2 {
    width: 200px;
    height: 200px;
    background: var(--qt-gradient-end);
    bottom: -50px;
    left: -50px;
}

.qt-banner-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 800px;
    padding: 0 1.5rem;
}

.qt-banner-content h1 {
    font-size: 2.2rem;
    font-weight: 800;
    margin-bottom: 0.75rem;
}

.qt-banner-content p {
    color: var(--qt-text-secondary);
    font-size: 1rem;
    margin-bottom: 1rem;
}

.qt-breadcrumb {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    font-size: 0.9rem;
    color: var(--qt-text-secondary);
}

.qt-breadcrumb a {
    color: var(--qt-primary);
    text-decoration: none;
}

.qt-breadcrumb a:hover {
    text-decoration: underline;
}

.qt-breadcrumb i {
    font-size: 0.7rem;
}

.qt-detail-meta-top {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1.5rem;
    margin-bottom: 1rem;
    flex-wrap: wrap;
}

.qt-detail-meta-top span {
    font-size: 0.9rem;
    color: var(--qt-text-secondary);
}

.qt-detail-meta-top i {
    margin-right: 0.3rem;
    color: var(--qt-primary);
}

.qt-news-list-section {
    min-height: auto;
    scroll-snap-align: none;
    padding: 3vh 0 6vh;
}

.qt-news-layout {
    display: grid;
    grid-template-columns: 1fr 320px;
    gap: 2rem;
}

.qt-news-list-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1.5rem;
}

.qt-news-list-header h2 {
    font-size: 1.5rem;
    font-weight: 700;
}

.qt-news-count {
    color: var(--qt-text-secondary);
    font-size: 0.9rem;
}

.qt-list-card {
    display: flex;
    gap: 1.5rem;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    overflow: hidden;
}

.qt-list-img {
    flex-shrink: 0;
    border-radius: var(--qt-radius-sm);
    overflow: hidden;
}

.qt-list-img img {
    width: 280px;
    height: 180px;
    object-fit: cover;
    transition: transform var(--qt-transition);
}

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

.qt-list-body {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.qt-list-body h3 {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.qt-list-body h3 a {
    color: var(--qt-text);
    text-decoration: none;
    transition: color var(--qt-transition);
}

.qt-list-body h3 a:hover {
    color: var(--qt-primary);
}

.qt-list-body > p {
    font-size: 0.9rem;
    color: var(--qt-text-secondary);
    line-height: 1.6;
    flex: 1;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.qt-list-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin: 0.75rem 0;
}

.qt-tag {
    padding: 0.2rem 0.7rem;
    background: linear-gradient(135deg, rgba(14, 165, 233, 0.1), rgba(139, 92, 246, 0.1));
    color: var(--qt-primary);
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 500;
}

.qt-list-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.qt-list-meta span {
    font-size: 0.85rem;
    color: var(--qt-text-secondary);
}

.qt-list-meta i {
    margin-right: 0.3rem;
}

.qt-list-read {
    color: var(--qt-primary);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.85rem;
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    transition: all var(--qt-transition);
}

.qt-list-read:hover {
    gap: 0.6rem;
}

.qt-news-sidebar {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.qt-sidebar-card {
    padding: 1.5rem;
}

.qt-sidebar-card h3 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.qt-sidebar-card h3 i {
    color: var(--qt-accent);
}

.qt-sidebar-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.qt-sidebar-item {
    display: flex;
    gap: 0.75rem;
    text-decoration: none;
    color: var(--qt-text);
    transition: all var(--qt-transition);
    padding: 0.5rem;
    border-radius: var(--qt-radius-sm);
}

.qt-sidebar-item:hover {
    background: rgba(14, 165, 233, 0.05);
}

.qt-sidebar-img {
    flex-shrink: 0;
}

.qt-sidebar-img img {
    width: 60px;
    height: 60px;
    object-fit: cover;
    border-radius: var(--qt-radius-sm);
}

.qt-sidebar-info h4 {
    font-size: 0.9rem;
    font-weight: 600;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.qt-sidebar-contact {
    text-align: center;
    background: linear-gradient(135deg, rgba(14, 165, 233, 0.05), rgba(139, 92, 246, 0.05));
}

.qt-sidebar-phone {
    font-size: 1.3rem;
    font-weight: 800;
    color: var(--qt-primary);
    margin: 0.75rem 0;
    font-family: var(--qt-font-en);
}

.qt-sidebar-qr {
    width: 120px;
    height: 120px;
    object-fit: contain;
    margin: 0.75rem auto;
    border-radius: var(--qt-radius-sm);
}

.qt-sidebar-wechat {
    font-size: 0.9rem;
    color: var(--qt-text-secondary);
    margin-bottom: 0.75rem;
}

.qt-detail-section {
    min-height: auto;
    scroll-snap-align: none;
    padding: 3vh 0 6vh;
}

.qt-detail-layout {
    display: grid;
    grid-template-columns: 1fr 320px;
    gap: 2rem;
}

.qt-detail-content {
    padding: 2rem;
    margin-bottom: 2rem;
}

.qt-detail-content .content {
    font-size: 1rem;
    line-height: 1.8;
    color: var(--qt-text);
}

.qt-detail-content .content img {
    max-width: 100%;
    height: auto;
    border-radius: var(--qt-radius-sm);
    margin: 1rem 0;
}

.qt-detail-content .content h2,
.qt-detail-content .content h3 {
    margin: 1.5rem 0 0.75rem;
}

.qt-detail-content .content p {
    margin-bottom: 1rem;
}

.qt-detail-tags {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--qt-border);
    margin-top: 1.5rem;
}

.qt-tags-label {
    font-weight: 600;
    color: var(--qt-text-secondary);
    font-size: 0.9rem;
}

.qt-tags-label i {
    margin-right: 0.3rem;
}

.qt-detail-share {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-top: 1rem;
    font-size: 0.9rem;
    color: var(--qt-text-secondary);
}

.qt-share-btn {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: rgba(14, 165, 233, 0.1);
    color: var(--qt-primary);
    text-decoration: none;
    transition: all var(--qt-transition);
}

.qt-share-btn:hover {
    background: var(--qt-primary);
    color: #fff;
}

.qt-related-section {
    margin-top: 2rem;
}

.qt-related-section h3 {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.qt-related-section h3 i {
    color: var(--qt-primary);
}

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

.qt-related-card {
    overflow: hidden;
    text-decoration: none;
    color: var(--qt-text);
    padding: 0;
}

.qt-related-img img {
    width: 100%;
    height: 120px;
    object-fit: cover;
}

.qt-related-info {
    padding: 0.75rem;
}

.qt-related-info h4 {
    font-size: 0.85rem;
    font-weight: 600;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.qt-about-intro {
    background: linear-gradient(180deg, #F0F9FF 0%, #E0F2FE 100%);
}

.qt-about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.qt-about-text h2 {
    font-size: 2rem;
    font-weight: 800;
    margin-bottom: 1rem;
}

.qt-about-text p {
    font-size: 0.95rem;
    color: var(--qt-text-secondary);
    line-height: 1.8;
    margin-bottom: 1rem;
}

.qt-about-highlights {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
    margin-top: 1.5rem;
}

.qt-highlight-item {
    text-align: center;
    padding: 1rem;
    background: var(--qt-glass-bg);
    backdrop-filter: blur(10px);
    border-radius: var(--qt-radius-sm);
    border: 1px solid var(--qt-glass-border);
}

.qt-highlight-num {
    display: block;
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--qt-primary);
    font-family: var(--qt-font-en);
}

.qt-highlight-item span:last-child {
    font-size: 0.8rem;
    color: var(--qt-text-secondary);
}

.qt-about-img-wrap {
    overflow: hidden;
    padding: 0;
}

.qt-about-img-wrap img {
    width: 100%;
    height: 400px;
    object-fit: cover;
    border-radius: var(--qt-radius);
}

.qt-about-values {
    background: linear-gradient(180deg, #E0F2FE 0%, #F0F9FF 100%);
}

.qt-values-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
}

.qt-value-card {
    padding: 2rem 1.5rem;
    text-align: center;
}

.qt-value-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--qt-gradient-start), var(--qt-gradient-end));
    border-radius: 50%;
    font-size: 1.5rem;
    color: #fff;
}

.qt-value-card h3 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.qt-value-card p {
    font-size: 0.9rem;
    color: var(--qt-text-secondary);
    line-height: 1.6;
}

.qt-about-timeline {
    background: linear-gradient(180deg, #F0F9FF 0%, #E0F2FE 100%);
}

.qt-timeline {
    position: relative;
    max-width: 700px;
    margin: 0 auto;
    padding-left: 40px;
}

.qt-timeline::before {
    content: '';
    position: absolute;
    left: 15px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(180deg, var(--qt-primary), var(--qt-gradient-end));
}

.qt-timeline-item {
    position: relative;
    margin-bottom: 2rem;
    padding-left: 2rem;
}

.qt-timeline-dot {
    position: absolute;
    left: -33px;
    top: 1.5rem;
    width: 14px;
    height: 14px;
    background: var(--qt-primary);
    border-radius: 50%;
    border: 3px solid var(--qt-bg);
    box-shadow: 0 0 0 3px var(--qt-primary);
}

.qt-timeline-card {
    padding: 1.5rem;
}

.qt-timeline-year {
    display: inline-block;
    padding: 0.2rem 0.8rem;
    background: linear-gradient(135deg, var(--qt-gradient-start), var(--qt-gradient-end));
    color: #fff;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    font-family: var(--qt-font-en);
}

.qt-timeline-card h4 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.qt-timeline-card p {
    font-size: 0.9rem;
    color: var(--qt-text-secondary);
    line-height: 1.6;
}

.qt-contact-section {
    min-height: auto;
    scroll-snap-align: none;
    padding: 3vh 0 6vh;
}

.qt-contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
}

.qt-contact-info h2 {
    font-size: 2rem;
    font-weight: 800;
    margin-bottom: 0.75rem;
}

.qt-contact-info > p {
    color: var(--qt-text-secondary);
    margin-bottom: 1.5rem;
}

.qt-contact-cards {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.qt-contact-card {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.2rem;
}

.qt-contact-icon {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--qt-gradient-start), var(--qt-gradient-end));
    border-radius: 50%;
    font-size: 1.2rem;
    color: #fff;
    flex-shrink: 0;
}

.qt-contact-card h4 {
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 0.2rem;
}

.qt-contact-card p {
    font-size: 0.95rem;
    color: var(--qt-text-secondary);
    margin: 0;
}

.qt-contact-qr {
    text-align: center;
    padding: 1.5rem;
    margin-top: 1.5rem;
}

.qt-contact-qr img {
    width: 150px;
    height: 150px;
    object-fit: contain;
    margin-bottom: 0.5rem;
}

.qt-contact-qr p {
    font-size: 0.85rem;
    color: var(--qt-text-secondary);
}

.qt-contact-form-card {
    padding: 2rem;
}

.qt-contact-form-card h2 {
    font-size: 1.5rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
}

.qt-contact-form-card > p {
    color: var(--qt-text-secondary);
    margin-bottom: 1.5rem;
    font-size: 0.95rem;
}

.qt-form-group {
    margin-bottom: 1.2rem;
}

.qt-form-group label {
    display: block;
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 0.4rem;
    color: var(--qt-text);
}

.qt-required {
    color: #EF4444;
}

.qt-form-group input,
.qt-form-group select,
.qt-form-group textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--qt-border);
    border-radius: var(--qt-radius-sm);
    font-size: 0.95rem;
    font-family: var(--qt-font-zh);
    color: var(--qt-text);
    background: rgba(255,255,255,0.8);
    transition: all var(--qt-transition);
    outline: none;
}

.qt-form-group input:focus,
.qt-form-group select:focus,
.qt-form-group textarea:focus {
    border-color: var(--qt-primary);
    box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.15);
}

.qt-form-group textarea {
    resize: vertical;
    min-height: 100px;
}

.qt-form-result {
    margin-top: 1rem;
}

.qt-form-error {
    padding: 0.75rem 1rem;
    background: rgba(239, 68, 68, 0.1);
    color: #EF4444;
    border-radius: var(--qt-radius-sm);
    font-size: 0.9rem;
}

.qt-form-success {
    padding: 0.75rem 1rem;
    background: rgba(16, 185, 129, 0.1);
    color: #10B981;
    border-radius: var(--qt-radius-sm);
    font-size: 0.9rem;
}

.qt-footer-section {
    background: var(--qt-bg-dark);
    position: relative;
    min-height: auto;
    scroll-snap-align: none;
    padding: 0;
    display: block;
}

.qt-footer-wave {
    position: relative;
    margin-top: -1px;
}

.qt-footer-wave svg {
    display: block;
    width: 100%;
    height: 80px;
}

.qt-footer-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 3rem 1.5rem 1.5rem;
}

.qt-footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 2rem;
    margin-bottom: 2rem;
}

.qt-footer-logo {
    height: 40px;
    margin-bottom: 1rem;
}

.qt-footer-desc {
    font-size: 0.85rem;
    color: rgba(255,255,255,0.6);
    line-height: 1.7;
    margin-bottom: 1rem;
}

.qt-footer-social {
    display: flex;
    gap: 0.75rem;
}

.qt-footer-social a {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: rgba(255,255,255,0.1);
    color: rgba(255,255,255,0.7);
    text-decoration: none;
    transition: all var(--qt-transition);
}

.qt-footer-social a:hover {
    background: var(--qt-primary);
    color: #fff;
}

.qt-footer-title {
    font-size: 1rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 1rem;
}

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

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

.qt-footer-links a {
    color: rgba(255,255,255,0.6);
    text-decoration: none;
    font-size: 0.85rem;
    transition: color var(--qt-transition);
}

.qt-footer-links a:hover {
    color: var(--qt-primary);
}

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

.qt-footer-contact li {
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
    color: rgba(255,255,255,0.6);
    font-size: 0.85rem;
    margin-bottom: 0.75rem;
}

.qt-footer-contact i {
    color: var(--qt-primary);
    margin-top: 0.15rem;
}

.qt-footer-qrcode {
    text-align: center;
    margin-top: 1rem;
}

.qt-footer-qrcode img {
    width: 100px;
    height: 100px;
    object-fit: contain;
    border-radius: var(--qt-radius-sm);
    margin-bottom: 0.5rem;
}

.qt-footer-qrcode span {
    display: block;
    font-size: 0.8rem;
    color: rgba(255,255,255,0.5);
}

.qt-footer-friends {
    padding: 1.5rem 0;
    border-top: 1px solid rgba(255,255,255,0.1);
    border-bottom: 1px solid rgba(255,255,255,0.1);
    margin-bottom: 1.5rem;
}

.qt-footer-friends h5 {
    font-size: 0.9rem;
    color: rgba(255,255,255,0.8);
    margin-bottom: 0.75rem;
}

.qt-friends-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.qt-friends-list a {
    color: rgba(255,255,255,0.5);
    text-decoration: none;
    font-size: 0.8rem;
    padding: 0.2rem 0.6rem;
    border: 1px solid rgba(255,255,255,0.15);
    border-radius: var(--qt-radius-sm);
    transition: all var(--qt-transition);
}

.qt-friends-list a:hover {
    color: var(--qt-primary);
    border-color: var(--qt-primary);
}

.qt-footer-bottom {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: 1rem;
    text-align: center;
}

.qt-footer-bottom p {
    font-size: 0.8rem;
    color: rgba(255,255,255,0.4);
    margin: 0;
}

.qt-footer-bottom-links {
    display: flex;
    gap: 1rem;
}

.qt-footer-bottom-links a {
    color: rgba(255,255,255,0.4);
    text-decoration: none;
    font-size: 0.8rem;
    transition: color var(--qt-transition);
}

.qt-footer-bottom-links a:hover {
    color: var(--qt-primary);
}

.qt-back-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--qt-gradient-start), var(--qt-gradient-end));
    color: #fff;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all var(--qt-transition);
    z-index: 1000;
    box-shadow: 0 4px 16px rgba(14, 165, 233, 0.3);
}

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

.qt-back-top:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(14, 165, 233, 0.4);
}

.qt-pagination-wrap {
    display: flex;
    justify-content: center;
    margin-top: 2rem;
}

.qt-revealed {
    opacity: 1 !important;
    transform: translateY(0) !important;
}

.qt-advantage-card,
.qt-service-card,
.qt-partner-card,
.qt-news-card,
.qt-value-card,
.qt-timeline-item,
.qt-process-step {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

@media (max-width: 991px) {
    .qt-nav-list {
        display: none;
    }

    .qt-hamburger-btn {
        display: flex;
    }

    .qt-hero-title {
        font-size: 2.2rem;
    }

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

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

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

    .qt-gallery-container {
        flex-direction: column;
    }

    .qt-gallery-thumbs {
        flex-direction: row;
        width: 100%;
        overflow-x: auto;
    }

    .qt-partners-grid {
        grid-template-columns: repeat(3, 1fr);
    }

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

    .qt-news-layout {
        grid-template-columns: 1fr;
    }

    .qt-detail-layout {
        grid-template-columns: 1fr;
    }

    .qt-about-grid {
        grid-template-columns: 1fr;
    }

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

    .qt-contact-grid {
        grid-template-columns: 1fr;
    }

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

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

    .qt-process-timeline {
        flex-direction: column;
        align-items: center;
    }

    .qt-process-connector {
        width: 2px;
        height: 30px;
        margin: 0;
    }

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

@media (max-width: 767px) {
    html {
        scroll-snap-type: none;
    }

    section {
        min-height: auto;
        scroll-snap-align: none;
        padding: 4vh 0;
    }

    .qt-hero-section {
        min-height: 100vh;
    }

    .qt-hero-title {
        font-size: 1.8rem;
    }

    .qt-hero-subtitle {
        font-size: 0.95rem;
    }

    .qt-hero-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
        padding: 1rem;
    }

    .qt-stat-num {
        font-size: 1.5rem;
    }

    .qt-section-title {
        font-size: 1.6rem;
    }

    .qt-advantage-grid {
        grid-template-columns: 1fr;
    }

    .qt-services-grid {
        grid-template-columns: 1fr;
    }

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

    .qt-news-grid {
        grid-template-columns: 1fr;
    }

    .qt-city-grid {
        grid-template-columns: repeat(4, 1fr);
    }

    .qt-list-card {
        flex-direction: column;
    }

    .qt-list-img img {
        width: 100%;
        height: 200px;
    }

    .qt-footer-grid {
        grid-template-columns: 1fr;
    }

    .qt-values-grid {
        grid-template-columns: 1fr;
    }

    .qt-related-grid {
        grid-template-columns: 1fr;
    }

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

    .qt-cta-content h2 {
        font-size: 1.6rem;
    }

    .qt-banner-content h1 {
        font-size: 1.6rem;
    }

    .qt-gallery-main-img {
        height: 220px;
    }

    .qt-mobile-nav-link {
        font-size: 1.4rem;
        padding: 0.75rem 1.5rem;
    }
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    .qt-hero-gradient-orb,
    .qt-cta-orb,
    .qt-banner-orb {
        animation: none !important;
    }

    .qt-btn-glow {
        animation: none !important;
    }
}