:root {
    --qt-primary: #6366f1;
    --qt-secondary: #a855f7;
    --qt-accent: #ec4899;
    --qt-text: #1a1a2e;
    --qt-text-secondary: #6b7280;
    --qt-bg: #fafafe;
    --qt-bg-dark: #0f0f23;
    --qt-border: #e5e7eb;
    --qt-shadow: rgba(99, 102, 241, 0.15);
    --qt-gradient-start: #6366f1;
    --qt-gradient-end: #a855f7;
    --qt-spacing-unit: 4px;
    --qt-radius-sm: 8px;
    --qt-radius-md: 16px;
    --qt-radius-lg: 24px;
    --qt-radius-xl: 32px;
}

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

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
    font-size: clamp(1rem, 1.2vw, 1.125rem);
    line-height: 1.7;
    color: var(--qt-text);
    background: var(--qt-bg);
    overflow-x: hidden;
}

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

a {
    text-decoration: none;
    color: inherit;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

ul, ol {
    list-style: none;
}

h1 {
    font-size: 8vw;
    line-height: 1.05;
    font-weight: 800;
}

h2 {
    font-size: 5vw;
    line-height: 1.1;
    font-weight: 700;
}

h3 {
    font-size: 3vw;
    line-height: 1.2;
    font-weight: 600;
}

@media (min-width: 768px) {
    h1 { font-size: clamp(2.5rem, 5vw, 4.5rem); }
    h2 { font-size: clamp(1.75rem, 3.5vw, 3rem); }
    h3 { font-size: clamp(1.25rem, 2vw, 1.75rem); }
}

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

.qt-main-content {
    min-height: 100vh;
}

.qt-glass-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.75);
    -webkit-backdrop-filter: blur(16px) saturate(180%);
    backdrop-filter: blur(16px) saturate(180%);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.qt-header-scrolled {
    background: rgba(255, 255, 255, 0.92);
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
}

@supports not (backdrop-filter: blur(16px)) {
    .qt-glass-header {
        background: #ffffff;
        box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    }
}

.qt-header-inner {
    max-width: 1320px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.qt-header-brand {
    flex-shrink: 0;
}

.qt-brand-link {
    display: flex;
    align-items: center;
    gap: 12px;
}

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

.qt-brand-text {
    font-size: 1.25rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--qt-primary), var(--qt-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.qt-header-nav {
    flex: 1;
    display: flex;
    justify-content: center;
}

.qt-nav-list {
    display: flex;
    align-items: center;
    gap: 8px;
}

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

.qt-nav-link {
    display: block;
    padding: 8px 16px;
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--qt-text);
    border-radius: var(--qt-radius-sm);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
}

.qt-nav-link:hover {
    color: var(--qt-primary);
    background: rgba(99, 102, 241, 0.06);
}

.qt-nav-active .qt-nav-link {
    color: var(--qt-primary);
    background: rgba(99, 102, 241, 0.1);
    font-weight: 600;
}

.qt-nav-active .qt-nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 20px;
    height: 3px;
    background: linear-gradient(90deg, var(--qt-primary), var(--qt-secondary));
    border-radius: 2px;
}

.qt-header-actions {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-shrink: 0;
}

.qt-cta-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    background: linear-gradient(135deg, var(--qt-primary), var(--qt-secondary));
    color: #fff;
    border-radius: var(--qt-radius-lg);
    font-size: 0.875rem;
    font-weight: 600;
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    background-size: 200% 100%;
    background-position: 0 0;
}

.qt-cta-btn:hover {
    background-position: 100% 0;
    color: #fff;
    box-shadow: 0 8px 24px rgba(99, 102, 241, 0.35);
    transform: translateY(-1px);
}

.qt-mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

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

.qt-toggle-active .qt-toggle-bar:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.qt-toggle-active .qt-toggle-bar:nth-child(2) {
    opacity: 0;
}

.qt-toggle-active .qt-toggle-bar:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

.qt-mobile-menu {
    display: none;
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.95);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    backdrop-filter: blur(20px) saturate(180%);
    padding: 24px;
    z-index: 999;
    overflow-y: auto;
    transform: translateY(-20px);
    opacity: 0;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    pointer-events: none;
}

.qt-menu-open {
    display: block;
    transform: translateY(0);
    opacity: 1;
    pointer-events: all;
}

.qt-mobile-nav-list {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.qt-mobile-nav-link {
    display: block;
    padding: 16px 20px;
    font-size: 1.125rem;
    font-weight: 500;
    color: var(--qt-text);
    border-radius: var(--qt-radius-md);
    transition: all 0.3s ease;
}

.qt-mobile-nav-link:hover,
.qt-mobile-nav-item.qt-nav-active .qt-mobile-nav-link {
    background: rgba(99, 102, 241, 0.08);
    color: var(--qt-primary);
}

.qt-mobile-cta {
    margin-top: 24px;
    padding-top: 24px;
    border-top: 1px solid var(--qt-border);
}

.qt-cta-mobile {
    width: 100%;
    justify-content: center;
    padding: 16px;
    font-size: 1rem;
}

.qt-menu-body-lock {
    overflow: hidden;
}

.qt-hero-section {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 100px 0 60px;
    overflow: hidden;
    background: linear-gradient(180deg, var(--qt-bg) 0%, #f0f0ff 100%);
}

.qt-hero-bg-layer {
    position: absolute;
    inset: 0;
    z-index: 0;
    overflow: hidden;
}

.qt-hero-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.3;
    animation: qtBreathe 4s ease-in-out infinite;
}

.qt-orb-1 {
    width: 500px;
    height: 500px;
    background: var(--qt-primary);
    top: -100px;
    right: -100px;
    animation-delay: 0s;
}

.qt-orb-2 {
    width: 400px;
    height: 400px;
    background: var(--qt-secondary);
    bottom: -50px;
    left: -100px;
    animation-delay: 1.5s;
}

.qt-orb-3 {
    width: 300px;
    height: 300px;
    background: var(--qt-accent);
    top: 40%;
    left: 30%;
    animation-delay: 3s;
}

@keyframes qtBreathe {
    0%, 100% { opacity: 0.3; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.05); }
}

.qt-hero-slider-wrap {
    position: absolute;
    right: 0;
    top: 0;
    width: 55%;
    height: 100%;
    z-index: 1;
}

.qt-hero-slider {
    position: relative;
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.qt-slide-item {
    position: absolute;
    inset: 0;
    opacity: 0;
    transition: opacity 1s ease;
}

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

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

.qt-slider-dots {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 8px;
    z-index: 5;
}

.qt-slider-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    transition: all 0.3s ease;
}

.qt-dot-active {
    background: #fff;
    transform: scale(1.3);
    box-shadow: 0 0 12px rgba(255, 255, 255, 0.6);
}

.qt-slider-arrows {
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    transform: translateY(-50%);
    display: flex;
    justify-content: space-between;
    padding: 0 20px;
    z-index: 5;
    pointer-events: none;
}

.qt-slider-arrow {
    pointer-events: all;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    -webkit-backdrop-filter: blur(8px);
    backdrop-filter: blur(8px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    color: #fff;
    font-size: 1.25rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.qt-slider-arrow:hover {
    background: rgba(255, 255, 255, 0.4);
    transform: scale(1.1);
}

.qt-hero-content {
    position: relative;
    z-index: 10;
    max-width: 1320px;
    margin: 0 auto;
    padding: 0 20px;
    width: 100%;
}

.qt-hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: rgba(99, 102, 241, 0.1);
    border: 1px solid rgba(99, 102, 241, 0.2);
    border-radius: var(--qt-radius-lg);
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--qt-primary);
    margin-bottom: 24px;
}

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

.qt-hero-title {
    max-width: 600px;
    margin-bottom: 20px;
    color: var(--qt-text);
}

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

.qt-hero-subtitle {
    max-width: 520px;
    color: var(--qt-text-secondary);
    font-size: clamp(0.9375rem, 1.2vw, 1.125rem);
    margin-bottom: 32px;
    line-height: 1.8;
}

.qt-hero-actions {
    display: flex;
    gap: 16px;
    margin-bottom: 48px;
    flex-wrap: wrap;
}

.qt-btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 28px;
    background: linear-gradient(135deg, var(--qt-primary), var(--qt-secondary));
    color: #fff;
    border-radius: var(--qt-radius-lg);
    font-size: 1rem;
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    background-size: 200% 100%;
    background-position: 0 0;
}

.qt-btn-primary:hover {
    background-position: 100% 0;
    color: #fff;
    box-shadow: 0 12px 32px rgba(99, 102, 241, 0.4);
    transform: translateY(-2px);
}

.qt-btn-glow {
    box-shadow: 0 4px 16px rgba(99, 102, 241, 0.3);
}

.qt-btn-outline {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 28px;
    background: transparent;
    color: var(--qt-text);
    border: 2px solid var(--qt-border);
    border-radius: var(--qt-radius-lg);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.qt-btn-outline:hover {
    border-color: var(--qt-primary);
    color: var(--qt-primary);
    background: rgba(99, 102, 241, 0.04);
}

.qt-btn-white {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 28px;
    background: #fff;
    color: var(--qt-primary);
    border-radius: var(--qt-radius-lg);
    font-size: 1rem;
    font-weight: 600;
    transition: all 0.3s ease;
}

.qt-btn-white:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.15);
}

.qt-btn-lg {
    padding: 18px 36px;
    font-size: 1.125rem;
}

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

.qt-hero-stats {
    display: flex;
    gap: 32px;
    flex-wrap: wrap;
}

.qt-stat-item {
    display: flex;
    align-items: baseline;
    gap: 4px;
    flex-wrap: wrap;
}

.qt-stat-num {
    font-size: 2.5rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--qt-primary), var(--qt-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
}

.qt-stat-unit {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--qt-primary);
}

.qt-stat-label {
    display: block;
    width: 100%;
    font-size: 0.8125rem;
    color: var(--qt-text-secondary);
    margin-top: 4px;
}

.qt-section-header {
    text-align: center;
    margin-bottom: 48px;
}

.qt-section-tag {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--qt-primary);
    margin-bottom: 12px;
}

.qt-section-title {
    margin-bottom: 16px;
}

.qt-section-desc {
    color: var(--qt-text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

.qt-bento-section {
    padding: 80px 0;
    position: relative;
}

.qt-bento-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
}

.qt-bento-card {
    position: relative;
    background: #fff;
    border-radius: var(--qt-radius-lg);
    padding: 28px;
    border: 1px solid var(--qt-border);
    overflow: hidden;
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: default;
}

.qt-bento-card:hover {
    border-color: var(--qt-primary);
    box-shadow: 0 12px 40px var(--qt-shadow);
    transform: translateY(-4px);
}

.qt-bento-card-bg {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.03), rgba(168, 85, 247, 0.03));
    opacity: 0;
    transition: opacity 0.5s ease;
}

.qt-bento-card:hover .qt-bento-card-bg {
    opacity: 1;
}

.qt-bento-large {
    grid-column: span 2;
    grid-row: span 2;
}

.qt-bento-wide {
    grid-column: span 2;
}

.qt-bento-icon {
    width: 52px;
    height: 52px;
    border-radius: 16px;
    background: linear-gradient(135deg, var(--qt-primary), var(--qt-secondary));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: #fff;
    margin-bottom: 20px;
    position: relative;
    z-index: 1;
}

.qt-bento-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 12px;
    position: relative;
    z-index: 1;
}

.qt-bento-desc {
    color: var(--qt-text-secondary);
    font-size: 0.9375rem;
    line-height: 1.7;
    position: relative;
    z-index: 1;
}

.qt-bento-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 16px;
    position: relative;
    z-index: 1;
}

.qt-bento-tags span {
    padding: 4px 12px;
    background: rgba(99, 102, 241, 0.08);
    color: var(--qt-primary);
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 500;
}

.qt-ar-section {
    padding: 80px 0;
    background: linear-gradient(180deg, #f0f0ff 0%, var(--qt-bg) 100%);
}

.qt-ar-container {
    max-width: 900px;
    margin: 0 auto;
}

.qt-ar-viewport {
    position: relative;
    background: linear-gradient(135deg, #1a1a2e, #16163a);
    border-radius: var(--qt-radius-xl);
    padding: 60px 40px;
    min-height: 480px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.qt-ar-scan-frame {
    position: absolute;
    inset: 30px;
    border: 1px dashed rgba(99, 102, 241, 0.3);
    border-radius: var(--qt-radius-lg);
    pointer-events: none;
}

.qt-ar-corner {
    position: absolute;
    width: 24px;
    height: 24px;
    border-color: var(--qt-primary);
    border-style: solid;
    animation: qtCornerPulse 2s ease-in-out infinite;
}

.qt-corner-tl { top: -2px; left: -2px; border-width: 3px 0 0 3px; border-radius: 4px 0 0 0; }
.qt-corner-tr { top: -2px; right: -2px; border-width: 3px 3px 0 0; border-radius: 0 4px 0 0; }
.qt-corner-bl { bottom: -2px; left: -2px; border-width: 0 0 3px 3px; border-radius: 0 0 0 4px; }
.qt-corner-br { bottom: -2px; right: -2px; border-width: 0 3px 3px 0; border-radius: 0 0 4px 0; }

@keyframes qtCornerPulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.4; }
}

.qt-ar-scan-line {
    position: absolute;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--qt-primary), transparent);
    animation: qtScanLine 3s ease-in-out infinite;
}

@keyframes qtScanLine {
    0% { top: 0; opacity: 0; }
    10% { opacity: 1; }
    90% { opacity: 1; }
    100% { top: 100%; opacity: 0; }
}

.qt-ar-product {
    position: relative;
    z-index: 2;
    transition: transform 0.3s ease;
}

.qt-ar-img {
    width: 200px;
    height: 260px;
    object-fit: cover;
    border-radius: var(--qt-radius-md);
    border: 2px solid rgba(99, 102, 241, 0.3);
}

.qt-ar-info-card {
    position: absolute;
    background: rgba(255, 255, 255, 0.95);
    -webkit-backdrop-filter: blur(12px);
    backdrop-filter: blur(12px);
    border-radius: var(--qt-radius-md);
    padding: 20px;
    width: 240px;
    z-index: 3;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
}

.qt-ar-card-left {
    left: 40px;
    top: 50%;
    transform: translateY(-50%);
}

.qt-ar-card-right {
    right: 40px;
    top: 50%;
    transform: translateY(-50%);
}

.qt-ar-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
}

.qt-ar-card-badge {
    padding: 4px 12px;
    background: linear-gradient(135deg, var(--qt-primary), var(--qt-secondary));
    color: #fff;
    border-radius: 20px;
    font-size: 0.6875rem;
    font-weight: 600;
}

.qt-ar-card-rating {
    color: #f59e0b;
    font-weight: 600;
    font-size: 0.875rem;
}

.qt-ar-card-title {
    font-size: 1rem;
    font-weight: 700;
    color: var(--qt-text);
    margin-bottom: 12px;
}

.qt-ar-card-specs {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.qt-ar-card-specs li {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.8125rem;
    color: var(--qt-text-secondary);
}

.qt-ar-card-specs li i {
    color: var(--qt-primary);
    font-size: 0.875rem;
}

.qt-ar-connector {
    position: absolute;
    z-index: 2;
    border-top: 1px dashed rgba(99, 102, 241, 0.4);
    width: 60px;
    top: 50%;
}

.qt-connector-left {
    left: 270px;
}

.qt-connector-right {
    right: 270px;
}

.qt-ar-controls {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    margin-top: 24px;
}

.qt-ar-nav-btn {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 1px solid var(--qt-border);
    background: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
}

.qt-ar-nav-btn:hover {
    border-color: var(--qt-primary);
    color: var(--qt-primary);
    box-shadow: 0 4px 12px var(--qt-shadow);
}

.qt-ar-dots {
    display: flex;
    gap: 8px;
}

.qt-ar-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--qt-border);
    cursor: pointer;
    transition: all 0.3s ease;
}

.qt-ar-dot-active {
    background: var(--qt-primary);
    transform: scale(1.3);
}

.qt-ar-cta {
    display: flex;
    justify-content: center;
    margin-top: 24px;
}

.qt-values-section {
    padding: 80px 0;
    position: relative;
}

.qt-values-wheel {
    position: relative;
    width: 560px;
    height: 560px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: center;
}

.qt-values-center {
    position: absolute;
    width: 120px;
    height: 120px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--qt-primary), var(--qt-secondary));
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 10;
    box-shadow: 0 8px 32px rgba(99, 102, 241, 0.3);
}

.qt-values-center-icon {
    font-size: 2rem;
    color: #fff;
    margin-bottom: 4px;
}

.qt-values-center-text {
    color: #fff;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 1px;
}

.qt-values-orbit {
    position: relative;
    width: 100%;
    height: 100%;
}

.qt-value-node {
    position: absolute;
    top: 50%;
    left: 50%;
    margin-left: -80px;
    margin-top: -50px;
    transition: opacity 0.3s ease;
}

.qt-value-line {
    position: absolute;
    height: 1px;
    background: linear-gradient(90deg, var(--qt-border), transparent);
    top: 50%;
    left: 80px;
    transform-origin: left center;
}

.qt-value-card {
    width: 160px;
    padding: 16px;
    background: #fff;
    border-radius: var(--qt-radius-md);
    border: 1px solid var(--qt-border);
    text-align: center;
    transition: all 0.3s ease;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.06);
}

.qt-value-card-hover {
    border-color: var(--qt-primary);
    box-shadow: 0 8px 32px var(--qt-shadow);
    transform: scale(1.08);
}

.qt-value-icon {
    width: 40px;
    height: 40px;
    border-radius: 12px;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(168, 85, 247, 0.1));
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 8px;
    color: var(--qt-primary);
    font-size: 1.125rem;
}

.qt-value-title {
    font-size: 0.875rem;
    font-weight: 700;
    margin-bottom: 4px;
}

.qt-value-desc {
    font-size: 0.6875rem;
    color: var(--qt-text-secondary);
    line-height: 1.5;
}

.qt-process-section {
    padding: 80px 0;
    background: linear-gradient(180deg, var(--qt-bg) 0%, #f0f0ff 100%);
}

.qt-process-grid {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    gap: 12px;
    flex-wrap: wrap;
}

.qt-process-step {
    text-align: center;
    padding: 28px 20px;
    background: #fff;
    border-radius: var(--qt-radius-lg);
    border: 1px solid var(--qt-border);
    width: 220px;
    transition: all 0.3s ease;
    position: relative;
}

.qt-process-step:hover {
    border-color: var(--qt-primary);
    box-shadow: 0 8px 32px var(--qt-shadow);
    transform: translateY(-4px);
}

.qt-process-num {
    font-size: 3rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--qt-primary), var(--qt-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
    margin-bottom: 12px;
    opacity: 0.3;
}

.qt-process-icon {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--qt-primary), var(--qt-secondary));
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
    font-size: 1.5rem;
    color: #fff;
}

.qt-process-title {
    font-size: 1.125rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.qt-process-desc {
    font-size: 0.875rem;
    color: var(--qt-text-secondary);
    line-height: 1.6;
}

.qt-process-connector {
    display: flex;
    align-items: center;
    padding-top: 60px;
    color: var(--qt-primary);
    font-size: 1.5rem;
    opacity: 0.4;
}

.qt-city-section {
    padding: 80px 0;
}

.qt-city-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
    gap: 12px;
}

.qt-city-card {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 16px;
    background: #fff;
    border: 1px solid var(--qt-border);
    border-radius: var(--qt-radius-sm);
    transition: all 0.3s ease;
    font-size: 0.875rem;
}

.qt-city-card:hover {
    border-color: var(--qt-primary);
    background: rgba(99, 102, 241, 0.04);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px var(--qt-shadow);
}

.qt-city-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--qt-primary), var(--qt-secondary));
    flex-shrink: 0;
}

.qt-city-name {
    font-size: 0.875rem;
    font-weight: 600;
    margin: 0;
}

.qt-news-section {
    padding: 80px 0;
    background: linear-gradient(180deg, #f0f0ff 0%, var(--qt-bg) 100%);
}

.qt-news-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.qt-news-card {
    background: #fff;
    border-radius: var(--qt-radius-lg);
    overflow: hidden;
    border: 1px solid var(--qt-border);
    transition: all 0.3s ease;
}

.qt-news-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 40px var(--qt-shadow);
    border-color: var(--qt-primary);
}

.qt-news-img-wrap {
    position: relative;
    overflow: hidden;
    aspect-ratio: 16/10;
}

.qt-news-img-wrap img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

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

.qt-news-overlay {
    position: absolute;
    inset: 0;
    background: rgba(99, 102, 241, 0.6);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.qt-news-card:hover .qt-news-overlay {
    opacity: 1;
}

.qt-news-read-more {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--qt-primary);
    font-size: 1.25rem;
    transform: scale(0.8);
    transition: transform 0.3s ease;
}

.qt-news-card:hover .qt-news-read-more {
    transform: scale(1);
}

.qt-news-body {
    padding: 20px;
}

.qt-news-time {
    font-size: 0.75rem;
    color: var(--qt-text-secondary);
    display: flex;
    align-items: center;
    gap: 4px;
    margin-bottom: 8px;
}

.qt-news-title {
    font-size: 1.0625rem;
    font-weight: 700;
    margin-bottom: 8px;
    line-height: 1.4;
}

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

.qt-news-excerpt {
    font-size: 0.875rem;
    color: var(--qt-text-secondary);
    line-height: 1.6;
    margin-bottom: 12px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.qt-news-link {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--qt-primary);
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.qt-news-link:hover {
    gap: 8px;
}

.qt-partners-section {
    padding: 80px 0;
}

.qt-partners-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: 16px;
}

.qt-partner-card {
    background: #fff;
    border: 1px solid var(--qt-border);
    border-radius: 12px;
    padding: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    min-height: 80px;
}

.qt-partner-card:hover {
    box-shadow: 0 4px 16px var(--qt-shadow);
    border-color: var(--qt-primary);
}

.qt-partner-card img {
    max-height: 48px;
    width: auto;
    object-fit: contain;
    filter: grayscale(100%);
    opacity: 0.6;
    transition: all 0.3s ease;
}

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

.qt-cta-section {
    padding: 80px 0;
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, var(--qt-bg-dark), #1a1a3e);
}

.qt-cta-bg {
    position: absolute;
    inset: 0;
}

.qt-cta-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    opacity: 0.2;
    animation: qtBreathe 4s ease-in-out infinite;
}

.qt-cta-orb-a {
    width: 400px;
    height: 400px;
    background: var(--qt-primary);
    top: -100px;
    right: -50px;
}

.qt-cta-orb-b {
    width: 300px;
    height: 300px;
    background: var(--qt-accent);
    bottom: -80px;
    left: -50px;
    animation-delay: 2s;
}

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

.qt-cta-title {
    font-size: clamp(1.75rem, 3.5vw, 3rem);
    font-weight: 800;
    color: #fff;
    margin-bottom: 16px;
}

.qt-cta-desc {
    color: rgba(255, 255, 255, 0.7);
    font-size: 1.0625rem;
    margin-bottom: 32px;
    line-height: 1.8;
}

.qt-cta-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

.qt-dark-footer {
    background: var(--qt-bg-dark);
    position: relative;
    overflow: hidden;
}

.qt-footer-glow {
    position: absolute;
    border-radius: 50%;
    filter: blur(120px);
    opacity: 0.1;
    animation: qtBreathe 4s ease-in-out infinite;
}

.qt-glow-a {
    width: 400px;
    height: 400px;
    background: var(--qt-primary);
    top: -100px;
    left: -100px;
}

.qt-glow-b {
    width: 300px;
    height: 300px;
    background: var(--qt-accent);
    bottom: -100px;
    right: -100px;
    animation-delay: 2s;
}

.qt-footer-top {
    padding: 60px 0 40px;
    position: relative;
    z-index: 2;
}

.qt-footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
}

.qt-footer-logo {
    height: 40px;
    width: auto;
    margin-bottom: 16px;
    filter: brightness(0) invert(1);
}

.qt-footer-desc {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.875rem;
    line-height: 1.7;
    margin-bottom: 20px;
}

.qt-footer-contact-mini {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 20px;
}

.qt-footer-contact-item {
    display: flex;
    align-items: center;
    gap: 8px;
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.875rem;
}

.qt-footer-contact-item i {
    color: var(--qt-primary);
}

.qt-footer-wechat {
    display: flex;
    align-items: center;
    gap: 12px;
}

.qt-wechat-qr {
    width: 72px;
    height: 72px;
    border-radius: 8px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.qt-footer-wechat span {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.8125rem;
}

.qt-footer-col-title {
    color: #fff;
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 20px;
}

.qt-footer-link-list {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.qt-footer-link-list a {
    color: #9ca3af;
    font-size: 0.875rem;
    padding: 4px 0;
    transition: all 0.3s ease;
}

.qt-footer-link-list a:hover {
    color: #fff;
    padding-left: 4px;
}

.qt-footer-friends {
    padding: 20px 0;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    position: relative;
    z-index: 2;
}

.qt-friends-inner {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
}

.qt-friends-label {
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.8125rem;
    flex-shrink: 0;
}

.qt-friends-links {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.qt-friends-links a {
    color: #9ca3af;
    font-size: 0.8125rem;
    transition: color 0.3s ease;
}

.qt-friends-links a:hover {
    color: #fff;
}

.qt-footer-bottom {
    padding: 20px 0;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    position: relative;
    z-index: 2;
}

.qt-footer-bottom-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
}

.qt-copyright {
    color: rgba(255, 255, 255, 0.4);
    font-size: 0.8125rem;
}

.qt-footer-legal {
    display: flex;
    gap: 16px;
    align-items: center;
}

.qt-footer-legal span,
.qt-footer-legal a {
    color: rgba(255, 255, 255, 0.4);
    font-size: 0.8125rem;
    transition: color 0.3s ease;
}

.qt-footer-legal a:hover {
    color: #fff;
}

.qt-float-contact {
    position: fixed;
    right: 20px;
    bottom: 20px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    z-index: 900;
}

.qt-float-btn {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    color: #fff;
    transition: all 0.3s ease;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
}

.qt-float-phone {
    background: linear-gradient(135deg, var(--qt-primary), var(--qt-secondary));
}

.qt-float-msg {
    background: linear-gradient(135deg, var(--qt-secondary), var(--qt-accent));
}

.qt-float-top {
    background: #fff;
    color: var(--qt-text);
    border: 1px solid var(--qt-border);
    opacity: 0;
    transform: translateY(20px);
    pointer-events: none;
    transition: all 0.3s ease;
}

.qt-float-visible {
    opacity: 1;
    transform: translateY(0);
    pointer-events: all;
}

.qt-float-btn:hover {
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
}

.qt-noise-bg {
    position: fixed;
    inset: 0;
    z-index: -1;
    pointer-events: none;
    opacity: 0.5;
}

.qt-page-banner {
    position: relative;
    padding: 140px 0 60px;
    background: linear-gradient(135deg, #f0f0ff, #fafafe);
    overflow: hidden;
}

.qt-banner-bg {
    position: absolute;
    inset: 0;
}

.qt-banner-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.2;
    animation: qtBreathe 4s ease-in-out infinite;
}

.qt-banner-orb.qt-orb-a {
    width: 300px;
    height: 300px;
    background: var(--qt-primary);
    top: -50px;
    right: 10%;
}

.qt-banner-orb.qt-orb-b {
    width: 200px;
    height: 200px;
    background: var(--qt-accent);
    bottom: -50px;
    left: 10%;
    animation-delay: 2s;
}

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

.qt-banner-title {
    font-size: clamp(2rem, 4vw, 3.5rem);
    font-weight: 800;
    margin-bottom: 12px;
}

.qt-banner-desc {
    color: var(--qt-text-secondary);
    font-size: 1.0625rem;
    margin-bottom: 16px;
}

.qt-banner-breadcrumb {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.875rem;
    color: var(--qt-text-secondary);
}

.qt-banner-breadcrumb a {
    color: var(--qt-primary);
}

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

.qt-banner-breadcrumb i {
    font-size: 0.75rem;
}

.qt-news-list-section {
    padding: 60px 0;
}

.qt-list-card {
    display: flex;
    gap: 24px;
    background: #fff;
    border-radius: var(--qt-radius-lg);
    border: 1px solid var(--qt-border);
    padding: 20px;
    margin-bottom: 20px;
    transition: all 0.3s ease;
}

.qt-list-card:hover {
    border-color: var(--qt-primary);
    box-shadow: 0 8px 32px var(--qt-shadow);
    transform: translateX(4px);
}

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

.qt-list-img img {
    width: 280px;
    height: 180px;
    object-fit: cover;
}

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

.qt-list-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 8px;
    line-height: 1.4;
}

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

.qt-list-desc {
    color: var(--qt-text-secondary);
    font-size: 0.9375rem;
    line-height: 1.6;
    margin-bottom: 12px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.qt-list-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
    flex-wrap: wrap;
    gap: 8px;
}

.qt-list-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.qt-tag {
    padding: 4px 12px;
    background: rgba(99, 102, 241, 0.08);
    color: var(--qt-primary);
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 500;
}

.qt-list-date {
    font-size: 0.8125rem;
    color: var(--qt-text-secondary);
    display: flex;
    align-items: center;
    gap: 4px;
}

.qt-list-link {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--qt-primary);
    display: inline-flex;
    align-items: center;
    gap: 4px;
    margin-top: auto;
}

.qt-list-link:hover {
    gap: 8px;
}

.qt-pagination-wrap {
    display: flex;
    justify-content: center;
    margin-top: 32px;
}

.qt-sidebar {
    position: sticky;
    top: 92px;
}

.qt-sidebar-card {
    background: #fff;
    border-radius: var(--qt-radius-lg);
    border: 1px solid var(--qt-border);
    padding: 24px;
    margin-bottom: 20px;
}

.qt-sidebar-title {
    font-size: 1.125rem;
    font-weight: 700;
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.qt-sidebar-title i {
    color: var(--qt-primary);
}

.qt-sidebar-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.qt-sidebar-item {
    display: flex;
    gap: 12px;
    padding: 8px;
    border-radius: var(--qt-radius-sm);
    transition: all 0.3s ease;
}

.qt-sidebar-item:hover {
    background: rgba(99, 102, 241, 0.04);
}

.qt-sidebar-img {
    width: 72px;
    height: 52px;
    border-radius: 8px;
    overflow: hidden;
    flex-shrink: 0;
}

.qt-sidebar-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.qt-sidebar-item-title {
    font-size: 0.875rem;
    font-weight: 600;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.qt-sidebar-cta-card {
    background: linear-gradient(135deg, var(--qt-primary), var(--qt-secondary));
    border: none;
    color: #fff;
}

.qt-sidebar-cta-card .qt-sidebar-title {
    color: #fff;
}

.qt-sidebar-cta-card .qt-sidebar-title i {
    color: #fff;
}

.qt-sidebar-cta-desc {
    font-size: 0.875rem;
    opacity: 0.9;
    margin-bottom: 16px;
    line-height: 1.6;
}

.qt-sidebar-cta-card .qt-btn-primary {
    background: #fff;
    color: var(--qt-primary);
}

.qt-sidebar-cta-card .qt-btn-primary:hover {
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
}

.qt-sidebar-phone {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-top: 16px;
    font-size: 0.875rem;
    opacity: 0.9;
}

.qt-detail-banner {
    padding-bottom: 40px;
}

.qt-detail-meta-top {
    display: flex;
    gap: 16px;
    margin-bottom: 16px;
}

.qt-detail-section {
    padding: 4px 12px;
    background: rgba(99, 102, 241, 0.1);
    color: var(--qt-primary);
    border-radius: 20px;
    font-size: 0.8125rem;
    font-weight: 600;
}

.qt-detail-views {
    font-size: 0.875rem;
    color: var(--qt-text-secondary);
    display: flex;
    align-items: center;
    gap: 4px;
}

.qt-detail-title {
    font-size: clamp(1.5rem, 3vw, 2.5rem);
}

.qt-detail-meta {
    display: flex;
    gap: 20px;
    margin-top: 16px;
    color: var(--qt-text-secondary);
    font-size: 0.875rem;
}

.qt-detail-meta span {
    display: flex;
    align-items: center;
    gap: 4px;
}

.qt-detail-section-wrap {
    padding: 40px 0 80px;
}

.qt-article-main {
    background: #fff;
    border-radius: var(--qt-radius-lg);
    border: 1px solid var(--qt-border);
    padding: 32px;
    margin-bottom: 40px;
}

.qt-article-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 24px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--qt-border);
}

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

.content img {
    max-width: 100%;
    border-radius: var(--qt-radius-md);
    margin: 16px 0;
}

.content p {
    margin-bottom: 16px;
}

.content h2, .content h3, .content h4 {
    margin: 24px 0 12px;
}

.qt-article-footer {
    margin-top: 32px;
    padding-top: 20px;
    border-top: 1px solid var(--qt-border);
}

.qt-article-share {
    display: flex;
    align-items: center;
    gap: 12px;
}

.qt-article-share span {
    font-size: 0.875rem;
    color: var(--qt-text-secondary);
}

.qt-share-btn {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: rgba(99, 102, 241, 0.08);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--qt-primary);
    transition: all 0.3s ease;
}

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

.qt-related-section {
    margin-bottom: 40px;
}

.qt-related-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 8px;
}

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

.qt-related-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
}

.qt-related-card {
    background: #fff;
    border-radius: var(--qt-radius-md);
    border: 1px solid var(--qt-border);
    overflow: hidden;
    transition: all 0.3s ease;
}

.qt-related-card:hover {
    border-color: var(--qt-primary);
    box-shadow: 0 4px 16px var(--qt-shadow);
    transform: translateY(-2px);
}

.qt-related-img {
    aspect-ratio: 16/10;
    overflow: hidden;
}

.qt-related-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

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

.qt-related-card-title {
    padding: 12px 16px;
    font-size: 0.875rem;
    font-weight: 600;
    line-height: 1.4;
}

.qt-about-intro {
    padding: 80px 0;
}

.qt-about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.qt-about-heading {
    font-size: clamp(1.75rem, 3vw, 2.5rem);
    font-weight: 800;
    margin-bottom: 20px;
}

.qt-about-desc {
    color: var(--qt-text-secondary);
    line-height: 1.8;
    margin-bottom: 16px;
}

.qt-about-highlights {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-top: 28px;
}

.qt-highlight-item {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.qt-highlight-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(168, 85, 247, 0.1));
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--qt-primary);
    font-size: 1.25rem;
    flex-shrink: 0;
}

.qt-highlight-info h4 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 4px;
}

.qt-highlight-info p {
    font-size: 0.875rem;
    color: var(--qt-text-secondary);
}

.qt-about-visual {
    position: relative;
}

.qt-about-img-main {
    position: relative;
    border-radius: var(--qt-radius-xl);
    overflow: hidden;
}

.qt-about-img-main img {
    width: 100%;
    aspect-ratio: 4/3;
    object-fit: cover;
}

.qt-about-img-badge {
    position: absolute;
    bottom: 20px;
    right: 20px;
    background: linear-gradient(135deg, var(--qt-primary), var(--qt-secondary));
    color: #fff;
    padding: 16px 24px;
    border-radius: var(--qt-radius-md);
    text-align: center;
}

.qt-badge-num {
    display: block;
    font-size: 2.5rem;
    font-weight: 800;
    line-height: 1;
}

.qt-badge-text {
    font-size: 0.8125rem;
    opacity: 0.9;
}

.qt-about-img-sub {
    position: absolute;
    bottom: -30px;
    left: -30px;
    width: 180px;
    border-radius: var(--qt-radius-lg);
    overflow: hidden;
    border: 4px solid #fff;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

.qt-about-img-sub img {
    width: 100%;
    aspect-ratio: 1;
    object-fit: cover;
}

.qt-about-timeline {
    padding: 80px 0;
    background: linear-gradient(180deg, #f0f0ff, var(--qt-bg));
}

.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-secondary), var(--qt-accent));
}

.qt-timeline-item {
    position: relative;
    padding-bottom: 32px;
}

.qt-timeline-dot {
    position: absolute;
    left: -33px;
    top: 8px;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: var(--qt-primary);
    border: 3px solid #fff;
    box-shadow: 0 0 0 3px var(--qt-primary);
}

.qt-timeline-card {
    background: #fff;
    border-radius: var(--qt-radius-md);
    padding: 20px 24px;
    border: 1px solid var(--qt-border);
    transition: all 0.3s ease;
}

.qt-timeline-card:hover {
    border-color: var(--qt-primary);
    box-shadow: 0 4px 16px var(--qt-shadow);
}

.qt-timeline-year {
    display: inline-block;
    padding: 4px 12px;
    background: linear-gradient(135deg, var(--qt-primary), var(--qt-secondary));
    color: #fff;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.qt-timeline-card h4 {
    font-size: 1.0625rem;
    font-weight: 700;
    margin-bottom: 4px;
}

.qt-timeline-card p {
    font-size: 0.875rem;
    color: var(--qt-text-secondary);
    line-height: 1.6;
}

.qt-about-numbers {
    padding: 60px 0;
}

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

.qt-number-card {
    text-align: center;
    padding: 32px 20px;
    background: #fff;
    border-radius: var(--qt-radius-lg);
    border: 1px solid var(--qt-border);
    transition: all 0.3s ease;
}

.qt-number-card:hover {
    border-color: var(--qt-primary);
    box-shadow: 0 8px 32px var(--qt-shadow);
    transform: translateY(-4px);
}

.qt-number-value {
    font-size: 3rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--qt-primary), var(--qt-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
}

.qt-number-unit {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--qt-primary);
}

.qt-number-label {
    font-size: 0.875rem;
    color: var(--qt-text-secondary);
    margin-top: 8px;
}

.qt-about-address {
    padding: 80px 0;
    background: linear-gradient(180deg, var(--qt-bg), #f0f0ff);
}

.qt-address-card {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    background: #fff;
    border-radius: var(--qt-radius-xl);
    padding: 40px;
    border: 1px solid var(--qt-border);
}

.qt-address-info {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.qt-address-item {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.qt-address-item > i {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(168, 85, 247, 0.1));
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--qt-primary);
    font-size: 1.125rem;
    flex-shrink: 0;
}

.qt-address-item h4 {
    font-size: 0.875rem;
    color: var(--qt-text-secondary);
    font-weight: 500;
    margin-bottom: 4px;
}

.qt-address-item p {
    font-size: 1rem;
    font-weight: 600;
}

.qt-address-map {
    border-radius: var(--qt-radius-lg);
    overflow: hidden;
}

.qt-address-map img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    min-height: 300px;
}

.qt-contact-section {
    padding: 80px 0;
}

.qt-contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: flex-start;
}

.qt-contact-heading {
    font-size: clamp(1.75rem, 3vw, 2.5rem);
    font-weight: 800;
    margin-bottom: 16px;
}

.qt-contact-desc {
    color: var(--qt-text-secondary);
    line-height: 1.8;
    margin-bottom: 32px;
}

.qt-contact-cards {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-bottom: 32px;
}

.qt-contact-info-card {
    display: flex;
    gap: 16px;
    align-items: center;
    padding: 20px;
    background: #fff;
    border-radius: var(--qt-radius-md);
    border: 1px solid var(--qt-border);
    transition: all 0.3s ease;
}

.qt-contact-info-card:hover {
    border-color: var(--qt-primary);
    box-shadow: 0 4px 16px var(--qt-shadow);
}

.qt-contact-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    background: linear-gradient(135deg, var(--qt-primary), var(--qt-secondary));
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 1.25rem;
    flex-shrink: 0;
}

.qt-contact-detail h4 {
    font-size: 0.8125rem;
    color: var(--qt-text-secondary);
    font-weight: 500;
    margin-bottom: 4px;
}

.qt-contact-detail p {
    font-size: 1.0625rem;
    font-weight: 700;
    margin-bottom: 2px;
}

.qt-contact-detail span {
    font-size: 0.75rem;
    color: var(--qt-text-secondary);
}

.qt-contact-wechat-qr {
    text-align: center;
}

.qt-contact-wechat-qr img {
    width: 140px;
    height: 140px;
    border-radius: var(--qt-radius-md);
    border: 1px solid var(--qt-border);
    margin: 0 auto 8px;
}

.qt-contact-wechat-qr span {
    font-size: 0.8125rem;
    color: var(--qt-text-secondary);
}

.qt-form-card {
    background: #fff;
    border-radius: var(--qt-radius-xl);
    padding: 36px;
    border: 1px solid var(--qt-border);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.06);
}

.qt-form-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.qt-form-desc {
    color: var(--qt-text-secondary);
    font-size: 0.9375rem;
    margin-bottom: 28px;
}

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

.qt-form-label {
    display: block;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 8px;
}

.qt-required {
    color: var(--qt-accent);
}

.qt-form-input {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--qt-border);
    border-radius: var(--qt-radius-sm);
    font-size: 0.9375rem;
    color: var(--qt-text);
    background: var(--qt-bg);
    transition: all 0.3s ease;
    outline: none;
}

.qt-form-input:focus {
    border-color: var(--qt-primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

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

.qt-form-select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%236b7280' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
    padding-right: 40px;
}

.qt-form-submit {
    width: 100%;
    justify-content: center;
    margin-top: 8px;
}

.qt-form-notice {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-top: 16px;
    font-size: 0.8125rem;
    color: var(--qt-text-secondary);
}

.qt-form-notice i {
    color: #10b981;
}

@media (max-width: 991px) {
    .qt-header-nav { display: none; }
    .qt-header-actions .qt-cta-btn { display: none; }
    .qt-mobile-toggle { display: flex; }
    .qt-hero-slider-wrap { width: 100%; opacity: 0.3; }
    .qt-hero-section { padding: 120px 0 60px; }
    .qt-bento-grid { grid-template-columns: repeat(2, 1fr); }
    .qt-bento-large { grid-column: span 2; grid-row: span 1; }
    .qt-bento-wide { grid-column: span 2; }
    .qt-news-grid { grid-template-columns: repeat(2, 1fr); }
    .qt-footer-grid { grid-template-columns: repeat(2, 1fr); }
    .qt-about-grid { grid-template-columns: 1fr; gap: 40px; }
    .qt-contact-grid { grid-template-columns: 1fr; }
    .qt-address-card { grid-template-columns: 1fr; }
    .qt-numbers-grid { grid-template-columns: repeat(2, 1fr); }
    .qt-process-connector { display: none; }
    .qt-process-grid { flex-direction: column; align-items: center; }
    .qt-process-step { width: 100%; max-width: 360px; }
    .qt-ar-info-card { display: none; }
    .qt-ar-connector { display: none; }
    .qt-values-wheel { width: 100%; height: auto; }
    .qt-value-node { position: relative; transform: none !important; margin: 8px 0; }
    .qt-value-line { display: none; }
    .qt-list-card { flex-direction: column; }
    .qt-list-img img { width: 100%; height: 200px; }
    .qt-related-grid { grid-template-columns: 1fr; }
}

@media (max-width: 767px) {
    .qt-bento-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
    .qt-bento-large { grid-column: span 2; }
    .qt-bento-wide { grid-column: span 2; }
    .qt-news-grid { grid-template-columns: 1fr; }
    .qt-hero-stats { gap: 20px; }
    .qt-stat-num { font-size: 2rem; }
    .qt-footer-grid { grid-template-columns: 1fr; gap: 24px; }
    .qt-footer-bottom-inner { flex-direction: column; text-align: center; }
    .qt-city-grid { grid-template-columns: repeat(3, 1fr); }
    .qt-partners-grid { grid-template-columns: repeat(3, 1fr); }
    .qt-numbers-grid { grid-template-columns: repeat(2, 1fr); }
    .qt-about-img-sub { display: none; }
    .qt-form-card { padding: 24px; }
    .qt-ar-viewport { padding: 40px 20px; min-height: 360px; }
    .qt-ar-img { width: 150px; height: 200px; }
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    .qt-noise-bg { display: none; }
    .qt-hero-orb, .qt-cta-orb, .qt-banner-orb, .qt-footer-glow {
        animation: none;
    }
}