:root {
    --qt-primary: #7c3aed;
    --qt-secondary: #a855f7;
    --qt-accent: #ec4899;
    --qt-text: #1f2937;
    --qt-text-secondary: #6b7280;
    --qt-bg: #fafafa;
    --qt-bg-dark: #1e1b4b;
    --qt-border: #e5e7eb;
    --qt-shadow: rgba(124, 58, 237, 0.12);
    --qt-gradient-start: #6366f1;
    --qt-gradient-end: #ec4899;
    --qt-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
    --qt-spring-bounce: cubic-bezier(0.68, -0.55, 0.265, 1.55);
    --qt-radius: 16px;
    --qt-radius-sm: 8px;
    --qt-radius-lg: 24px;
}

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

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
    font-size: 1rem;
    line-height: 1.7;
    font-weight: 400;
    color: var(--qt-text);
    background-color: var(--qt-bg);
    overflow-x: hidden;
}

body.qt-nav-open {
    overflow: hidden;
}

h1 {
    font-size: clamp(2.5rem, 8vw, 6rem);
    line-height: 1.05;
    font-weight: 800;
    letter-spacing: -0.03em;
    color: var(--qt-text);
}

h2 {
    font-size: clamp(2rem, 5vw, 3.5rem);
    line-height: 1.1;
    font-weight: 700;
    color: var(--qt-text);
}

h3 {
    font-size: clamp(1.5rem, 3vw, 2rem);
    line-height: 1.2;
    font-weight: 600;
    color: var(--qt-text);
}

h4 {
    font-size: clamp(1.125rem, 2vw, 1.5rem);
    line-height: 1.3;
    font-weight: 600;
}

h5 {
    font-size: 1.125rem;
    line-height: 1.4;
    font-weight: 600;
}

p {
    font-size: 1rem;
    line-height: 1.7;
    color: var(--qt-text-secondary);
}

a {
    color: var(--qt-primary);
    text-decoration: none;
    transition: color 0.3s var(--qt-spring);
}

a:hover {
    color: var(--qt-accent);
}

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

.qt-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid transparent;
    transition: all 0.4s var(--qt-spring);
}

.qt-header-scrolled {
    background: rgba(255, 255, 255, 0.95);
    border-bottom-color: var(--qt-border);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.06);
}

.qt-header-hidden {
    transform: translateY(-100%);
}

.qt-nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.qt-nav-brand a {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
}

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

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

.qt-nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    z-index: 1010;
}

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

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

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

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

.qt-nav-menu {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.qt-nav-list {
    display: flex;
    list-style: none;
    gap: 0.5rem;
    margin: 0;
    padding: 0;
}

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

.qt-nav-link {
    display: block;
    padding: 0.5rem 1rem;
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--qt-text);
    border-radius: var(--qt-radius-sm);
    transition: all 0.3s var(--qt-spring);
    position: relative;
}

.qt-nav-link::after {
    content: '';
    position: absolute;
    bottom: 2px;
    left: 50%;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--qt-primary), var(--qt-accent));
    border-radius: 2px;
    transition: all 0.4s var(--qt-spring);
    transform: translateX(-50%);
}

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

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

.qt-btn-primary-cta {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 0.6rem 1.5rem;
    background: linear-gradient(135deg, var(--qt-primary), var(--qt-accent));
    color: #fff;
    font-size: 0.9rem;
    font-weight: 600;
    border-radius: 50px;
    border: none;
    cursor: pointer;
    transition: all 0.4s var(--qt-spring);
    box-shadow: 0 4px 15px rgba(124, 58, 237, 0.3);
}

.qt-btn-primary-cta:hover {
    transform: scale(1.05);
    box-shadow: 0 6px 25px rgba(124, 58, 237, 0.4);
    color: #fff;
}

.qt-dot-nav {
    position: fixed;
    right: 24px;
    top: 50%;
    transform: translateY(-50%);
    display: flex;
    flex-direction: column;
    gap: 12px;
    z-index: 1020;
}

.qt-dot-nav-item {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: #d1d5db;
    cursor: pointer;
    transition: all 0.3s var(--qt-spring);
    position: relative;
}

.qt-dot-nav-item.active {
    transform: scale(1.5);
    background: var(--qt-primary);
    box-shadow: 0 0 10px rgba(124, 58, 237, 0.4);
}

.qt-dot-nav-item:hover {
    background: var(--qt-secondary);
    transform: scale(1.3);
}

.qt-dot-tooltip {
    position: absolute;
    right: 20px;
    top: 50%;
    transform: translateY(-50%) translateX(8px);
    background: var(--qt-bg-dark);
    color: #fff;
    padding: 4px 12px;
    border-radius: 6px;
    font-size: 0.75rem;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: all 0.3s var(--qt-spring);
}

.qt-dot-nav-item:hover .qt-dot-tooltip {
    opacity: 1;
    transform: translateY(-50%) translateX(0);
}

.qt-hero-radial {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    padding: 120px 2rem 80px;
}

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

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

.qt-hero-orb-1 {
    width: 500px;
    height: 500px;
    background: var(--qt-primary);
    top: -100px;
    right: -100px;
    animation: qtFloat 8s ease-in-out infinite;
}

.qt-hero-orb-2 {
    width: 400px;
    height: 400px;
    background: var(--qt-accent);
    bottom: -50px;
    left: -100px;
    animation: qtFloat 10s ease-in-out infinite reverse;
}

.qt-hero-orb-3 {
    width: 300px;
    height: 300px;
    background: var(--qt-secondary);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation: qtFloat 12s ease-in-out infinite;
}

@keyframes qtFloat {
    0%, 100% { transform: translate(0, 0); }
    33% { transform: translate(30px, -30px); }
    66% { transform: translate(-20px, 20px); }
}

.qt-hero-slider {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.qt-slider-img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0;
    transition: opacity 1.5s ease;
}

.qt-slider-img.active {
    opacity: 0.15;
}

.qt-hero-center {
    position: relative;
    z-index: 10;
    text-align: center;
    transform: scale(1.1);
}

.qt-hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 0.5rem 1.25rem;
    background: rgba(124, 58, 237, 0.1);
    border: 1px solid rgba(124, 58, 237, 0.2);
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--qt-primary);
    margin-bottom: 1.5rem;
}

.qt-hero-title {
    margin-bottom: 1.5rem;
}

.qt-hero-title-line {
    display: block;
}

.qt-hero-title-accent {
    display: block;
    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-hero-subtitle {
    font-size: 1.125rem;
    color: var(--qt-text-secondary);
    margin-bottom: 2.5rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

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

.qt-btn-acid-primary {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 1rem 2.5rem;
    background: linear-gradient(135deg, var(--qt-primary), var(--qt-accent));
    color: #fff;
    font-size: 1rem;
    font-weight: 600;
    border-radius: 50px;
    border: none;
    cursor: pointer;
    transition: all 0.4s var(--qt-spring);
    box-shadow: 0 8px 30px rgba(124, 58, 237, 0.3);
}

.qt-btn-acid-primary:hover {
    transform: scale(1.05) translateY(-2px);
    box-shadow: 0 12px 40px rgba(124, 58, 237, 0.4);
    color: #fff;
}

.qt-btn-acid-outline {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 1rem 2.5rem;
    background: transparent;
    color: var(--qt-primary);
    font-size: 1rem;
    font-weight: 600;
    border-radius: 50px;
    border: 2px solid var(--qt-primary);
    cursor: pointer;
    transition: all 0.4s var(--qt-spring);
}

.qt-btn-acid-outline:hover {
    background: var(--qt-primary);
    color: #fff;
    transform: scale(1.05) translateY(-2px);
    box-shadow: 0 8px 30px rgba(124, 58, 237, 0.3);
}

.qt-btn-lg {
    padding: 1.125rem 3rem;
    font-size: 1.1rem;
}

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

.qt-radial-points {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    z-index: 5;
}

.qt-radial-point {
    position: absolute;
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 1rem 1.5rem;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    border-radius: var(--qt-radius);
    border: 1px solid var(--qt-border);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
    cursor: pointer;
    transition: all 0.6s var(--qt-spring);
    white-space: nowrap;
}

.qt-radial-point:hover {
    box-shadow: 0 8px 30px rgba(124, 58, 237, 0.15);
    border-color: var(--qt-primary);
}

.qt-radial-line {
    position: absolute;
    width: 1px;
    height: 60px;
    border-left: 1px dashed rgba(0, 0, 0, 0.1);
    top: 50%;
    left: -70px;
    transform-origin: right center;
}

.qt-radial-icon {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--qt-primary), var(--qt-accent));
    border-radius: 12px;
    color: #fff;
    font-size: 1.2rem;
    flex-shrink: 0;
}

.qt-radial-info h3 {
    font-size: 0.95rem;
    font-weight: 600;
    margin-bottom: 2px;
    color: var(--qt-text);
}

.qt-radial-info p {
    font-size: 0.8rem;
    color: var(--qt-text-secondary);
    margin: 0;
}

.qt-hero-scroll-hint {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    color: var(--qt-text-secondary);
    font-size: 1.5rem;
    animation: qtBounce 2s ease-in-out infinite;
}

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

.qt-section-breathe-lg {
    padding: 15vh 0;
}

.qt-section-breathe-sm {
    padding: 5vh 0;
}

.qt-section-breathe-md {
    padding: 10vh 0;
}

.qt-section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.qt-section-tag {
    display: inline-block;
    padding: 0.375rem 1rem;
    background: linear-gradient(135deg, rgba(124, 58, 237, 0.1), rgba(236, 72, 153, 0.1));
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--qt-primary);
    margin-bottom: 1rem;
}

.qt-section-title {
    margin-bottom: 1rem;
}

.qt-section-desc {
    font-size: 1.1rem;
    color: var(--qt-text-secondary);
    max-width: 700px;
    margin: 0 auto;
}

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

.qt-dynamic-text-section .qt-section-title,
.qt-dynamic-text-section .qt-section-desc {
    color: #fff;
}

.qt-dynamic-text-section .qt-section-desc {
    color: rgba(255, 255, 255, 0.7);
}

.qt-dynamic-text-display {
    text-align: center;
    margin-bottom: 4rem;
}

.qt-decode-container {
    margin-bottom: 2rem;
}

.qt-decode-text {
    font-size: clamp(2rem, 5vw, 4rem);
    font-weight: 800;
    font-family: 'Courier New', monospace;
    background: linear-gradient(135deg, var(--qt-gradient-start), var(--qt-gradient-end));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: 0.05em;
}

.qt-keyword-carousel {
    height: 3rem;
    overflow: hidden;
    position: relative;
}

.qt-carousel-track {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.qt-carousel-item {
    height: 3rem;
    display: flex;
    align-items: center;
    font-size: 1.5rem;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.3);
    transition: all 0.6s var(--qt-spring);
}

.qt-carousel-item.active {
    color: var(--qt-accent);
    transform: scale(1.1);
}

.qt-advantage-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.5rem;
}

.qt-advantage-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--qt-radius);
    padding: 2rem;
    display: flex;
    gap: 1.5rem;
    transition: all 0.4s var(--qt-spring);
}

.qt-advantage-card:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: var(--qt-primary);
    transform: translateY(-4px);
}

.qt-advantage-num {
    font-size: 3rem;
    font-weight: 800;
    color: rgba(124, 58, 237, 0.2);
    line-height: 1;
    flex-shrink: 0;
}

.qt-advantage-content h3 {
    font-size: 1.25rem;
    color: #fff;
    margin-bottom: 0.5rem;
}

.qt-advantage-content p {
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.6);
    margin: 0;
}

.qt-stats-section {
    position: relative;
    background: linear-gradient(135deg, rgba(124, 58, 237, 0.03), rgba(236, 72, 153, 0.03));
}

.qt-stats-bg {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--qt-gradient-start), var(--qt-gradient-end));
    opacity: 0.03;
}

.qt-stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 2rem;
    text-align: center;
}

.qt-stat-item {
    padding: 2rem 1rem;
}

.qt-stat-icon {
    font-size: 2rem;
    color: var(--qt-primary);
    margin-bottom: 1rem;
}

.qt-stat-number {
    font-size: clamp(2rem, 5vw, 4rem);
    font-weight: 800;
    color: var(--qt-primary);
    line-height: 1;
    margin-bottom: 0.5rem;
}

.qt-stat-label {
    font-size: 0.95rem;
    color: var(--qt-text-secondary);
    font-weight: 500;
}

.qt-service-cards-section {
    background: #fff;
}

.qt-service-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.5rem;
}

.qt-service-card {
    background: #fff;
    border-radius: var(--qt-radius);
    border: 1px solid var(--qt-border);
    padding: 2rem;
    transition: all 0.4s var(--qt-spring);
    position: relative;
    overflow: hidden;
}

.qt-service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--qt-primary), var(--qt-accent));
    transform: scaleX(0);
    transition: transform 0.4s var(--qt-spring);
}

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

.qt-service-card:hover::before {
    transform: scaleX(1);
}

.qt-service-card-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(124, 58, 237, 0.1), rgba(236, 72, 153, 0.1));
    border-radius: 14px;
    font-size: 1.5rem;
    color: var(--qt-primary);
    margin-bottom: 1.5rem;
}

.qt-service-card-num {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    font-size: 3rem;
    font-weight: 800;
    color: rgba(124, 58, 237, 0.06);
    line-height: 1;
}

.qt-service-card-title {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
}

.qt-service-card-desc {
    font-size: 0.95rem;
    color: var(--qt-text-secondary);
    margin-bottom: 1.5rem;
    line-height: 1.7;
}

.qt-service-card-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--qt-primary);
    transition: all 0.3s var(--qt-spring);
}

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

.qt-process-section {
    background: var(--qt-bg);
}

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

.qt-process-timeline::before {
    content: '';
    position: absolute;
    left: 30px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(to bottom, var(--qt-primary), var(--qt-accent));
    opacity: 0.2;
}

.qt-process-step {
    display: flex;
    gap: 2rem;
    margin-bottom: 2rem;
    position: relative;
}

.qt-process-marker {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--qt-primary), var(--qt-accent));
    border-radius: 50%;
    color: #fff;
    font-size: 1.25rem;
    font-weight: 700;
    flex-shrink: 0;
    box-shadow: 0 4px 15px rgba(124, 58, 237, 0.3);
    position: relative;
    z-index: 2;
}

.qt-process-content {
    padding-top: 0.75rem;
}

.qt-process-content h3 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
}

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

.qt-process-connector {
    height: 20px;
    margin-left: 30px;
    border-left: 2px dashed rgba(124, 58, 237, 0.15);
}

.qt-brand-palette-section {
    background: #fff;
}

.qt-palette-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.qt-palette-card {
    border-radius: var(--qt-radius);
    overflow: hidden;
    cursor: pointer;
    transition: all 0.4s var(--qt-spring);
    border: 1px solid var(--qt-border);
}

.qt-palette-card:hover {
    transform: scale(1.05);
    box-shadow: 0 12px 40px var(--qt-shadow);
}

.qt-palette-swatch {
    height: 120px;
}

.qt-palette-primary .qt-palette-swatch {
    background: var(--qt-primary);
}

.qt-palette-secondary .qt-palette-swatch {
    background: var(--qt-secondary);
}

.qt-palette-accent .qt-palette-swatch {
    background: var(--qt-accent);
}

.qt-palette-dark .qt-palette-swatch {
    background: var(--qt-bg-dark);
}

.qt-palette-info {
    padding: 1.25rem;
}

.qt-palette-info h4 {
    font-size: 1.1rem;
    margin-bottom: 0.25rem;
}

.qt-palette-hex {
    font-size: 0.85rem;
    font-family: monospace;
    color: var(--qt-text-secondary);
    display: block;
    margin-bottom: 0.5rem;
}

.qt-palette-info p {
    font-size: 0.85rem;
    margin: 0;
}

.qt-palette-gradient-showcase {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.qt-gradient-bar {
    height: 60px;
    border-radius: var(--qt-radius-sm);
}

.qt-gradient-bar-1 {
    background: linear-gradient(90deg, var(--qt-primary), var(--qt-secondary), var(--qt-accent));
}

.qt-gradient-bar-2 {
    background: linear-gradient(135deg, var(--qt-gradient-start), var(--qt-gradient-end));
}

.qt-gradient-bar-3 {
    background: linear-gradient(90deg, var(--qt-bg-dark), var(--qt-primary), var(--qt-accent));
}

.qt-news-section {
    background: var(--qt-bg);
}

.qt-news-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 1.5rem;
}

.qt-news-card {
    background: #fff;
    border-radius: var(--qt-radius);
    overflow: hidden;
    border: 1px solid var(--qt-border);
    transition: all 0.4s var(--qt-spring);
}

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

.qt-news-card-img {
    position: relative;
    height: 200px;
    overflow: hidden;
}

.qt-news-card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s var(--qt-spring);
}

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

.qt-news-card-date {
    position: absolute;
    bottom: 12px;
    left: 12px;
    background: var(--qt-primary);
    color: #fff;
    padding: 6px 12px;
    border-radius: var(--qt-radius-sm);
    text-align: center;
    line-height: 1.2;
}

.qt-news-day {
    display: block;
    font-size: 1.5rem;
    font-weight: 700;
}

.qt-news-month {
    display: block;
    font-size: 0.75rem;
}

.qt-news-card-body {
    padding: 1.5rem;
}

.qt-news-card-title {
    font-size: 1.1rem;
    margin-bottom: 0.75rem;
    line-height: 1.4;
}

.qt-news-card-title a {
    color: var(--qt-text);
    transition: color 0.3s;
}

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

.qt-news-card-desc {
    font-size: 0.9rem;
    color: var(--qt-text-secondary);
    margin-bottom: 1rem;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.qt-news-card-link {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--qt-primary);
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.qt-city-section {
    background: #fff;
}

.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: 0.75rem 0.5rem;
    background: var(--qt-bg);
    border-radius: var(--qt-radius-sm);
    border: 1px solid var(--qt-border);
    text-align: center;
    transition: all 0.3s var(--qt-spring);
}

.qt-city-card:hover {
    border-color: var(--qt-primary);
    background: rgba(124, 58, 237, 0.05);
    transform: translateY(-2px);
}

.qt-city-card h5 {
    font-size: 0.9rem;
    color: var(--qt-text);
    margin: 0;
}

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

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

.qt-cta-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.2;
}

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

.qt-cta-orb-2 {
    width: 300px;
    height: 300px;
    background: var(--qt-accent);
    bottom: -100px;
    left: -50px;
}

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

.qt-cta-title {
    color: #fff;
    margin-bottom: 1.5rem;
}

.qt-cta-desc {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.7);
    max-width: 600px;
    margin: 0 auto 2.5rem;
}

.qt-cta-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 2rem;
}

.qt-cta-actions .qt-btn-acid-outline {
    color: #fff;
    border-color: rgba(255, 255, 255, 0.3);
}

.qt-cta-actions .qt-btn-acid-outline:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: #fff;
    color: #fff;
}

.qt-cta-trust {
    display: flex;
    gap: 2rem;
    justify-content: center;
    flex-wrap: wrap;
}

.qt-cta-trust span {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
}

.qt-cta-trust i {
    color: var(--qt-accent);
}

.qt-page-banner {
    position: relative;
    padding: 160px 0 80px;
    overflow: hidden;
}

.qt-page-banner-bg {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--qt-bg-dark), #312e81);
}

.qt-page-banner-bg::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(124, 58, 237, 0.3), rgba(236, 72, 153, 0.2));
}

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

.qt-page-banner-content h1 {
    color: #fff;
    margin-bottom: 0.75rem;
    font-size: clamp(2rem, 5vw, 3.5rem);
}

.qt-page-banner-content p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 1.1rem;
}

.qt-breadcrumb {
    display: flex;
    list-style: none;
    gap: 0.5rem;
    padding: 0;
    margin: 1rem 0 0;
}

.qt-breadcrumb li {
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.9rem;
}

.qt-breadcrumb li::after {
    content: '/';
    margin-left: 0.5rem;
}

.qt-breadcrumb li:last-child::after {
    display: none;
}

.qt-breadcrumb li.active {
    color: rgba(255, 255, 255, 0.8);
}

.qt-breadcrumb a {
    color: rgba(255, 255, 255, 0.6);
}

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

.qt-news-list-section {
    background: var(--qt-bg);
}

.qt-news-list-item {
    display: flex;
    gap: 1.5rem;
    background: #fff;
    border-radius: var(--qt-radius);
    border: 1px solid var(--qt-border);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    transition: all 0.4s var(--qt-spring);
}

.qt-news-list-item:hover {
    border-color: var(--qt-primary);
    box-shadow: 0 8px 30px var(--qt-shadow);
    transform: translateY(-2px);
}

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

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

.qt-news-list-content h3 {
    font-size: 1.2rem;
    margin-bottom: 0.75rem;
}

.qt-news-list-content h3 a {
    color: var(--qt-text);
}

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

.qt-news-list-content p {
    font-size: 0.95rem;
    color: var(--qt-text-secondary);
    margin-bottom: 1rem;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.qt-news-list-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.qt-news-tags {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.qt-tag {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    background: rgba(124, 58, 237, 0.08);
    color: var(--qt-primary);
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 500;
}

.qt-news-list-info {
    display: flex;
    gap: 1rem;
    font-size: 0.85rem;
    color: var(--qt-text-secondary);
}

.qt-read-more {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--qt-primary);
}

.qt-sidebar {
    position: sticky;
    top: 100px;
}

.qt-sidebar-widget {
    background: #fff;
    border-radius: var(--qt-radius);
    border: 1px solid var(--qt-border);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}

.qt-sidebar-title {
    font-size: 1.1rem;
    margin-bottom: 1rem;
    padding-bottom: 0.75rem;
    border-bottom: 2px solid var(--qt-primary);
}

.qt-search-form {
    display: flex;
    gap: 0;
}

.qt-search-input {
    flex: 1;
    padding: 0.75rem 1rem;
    border: 1px solid var(--qt-border);
    border-radius: var(--qt-radius-sm) 0 0 var(--qt-radius-sm);
    font-size: 0.9rem;
    outline: none;
    transition: border-color 0.3s;
}

.qt-search-input:focus {
    border-color: var(--qt-primary);
}

.qt-search-btn {
    padding: 0.75rem 1rem;
    background: var(--qt-primary);
    color: #fff;
    border: none;
    border-radius: 0 var(--qt-radius-sm) var(--qt-radius-sm) 0;
    cursor: pointer;
    transition: background 0.3s;
}

.qt-search-btn:hover {
    background: var(--qt-secondary);
}

.qt-sidebar-news-item {
    display: flex;
    gap: 1rem;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--qt-border);
    transition: all 0.3s;
}

.qt-sidebar-news-item:last-child {
    border-bottom: none;
}

.qt-sidebar-news-item:hover {
    padding-left: 8px;
}

.qt-sidebar-news-img {
    width: 70px;
    height: 50px;
    border-radius: 6px;
    overflow: hidden;
    flex-shrink: 0;
}

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

.qt-sidebar-news-info h5 {
    font-size: 0.9rem;
    line-height: 1.4;
    color: var(--qt-text);
    margin-bottom: 4px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.qt-sidebar-news-info span {
    font-size: 0.8rem;
    color: var(--qt-text-secondary);
}

.qt-sidebar-contact p {
    font-size: 0.9rem;
    color: var(--qt-text-secondary);
    margin-bottom: 1rem;
}

.qt-sidebar-phone {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 1rem;
    font-size: 1.1rem;
    font-weight: 600;
}

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

.qt-sidebar-phone a {
    color: var(--qt-text);
}

.qt-sidebar-wechat {
    text-align: center;
    margin-bottom: 1rem;
}

.qt-sidebar-wechat p {
    font-size: 0.85rem;
    margin-bottom: 0.5rem;
}

.qt-sidebar-wechat img {
    width: 120px;
    margin: 0 auto;
    border-radius: var(--qt-radius-sm);
}

.qt-article-detail {
    background: #fff;
    border-radius: var(--qt-radius);
    border: 1px solid var(--qt-border);
    padding: 2.5rem;
    margin-bottom: 2rem;
}

.qt-article-header {
    margin-bottom: 2rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--qt-border);
}

.qt-article-header h1 {
    font-size: clamp(1.5rem, 4vw, 2.5rem);
    margin-bottom: 1rem;
}

.qt-article-meta {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
    margin-bottom: 1rem;
}

.qt-meta-item {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.9rem;
    color: var(--qt-text-secondary);
}

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

.qt-article-tags {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

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

.qt-article-body .content p {
    margin-bottom: 1.5rem;
    color: var(--qt-text);
}

.qt-article-body .content img {
    border-radius: var(--qt-radius-sm);
    margin: 1.5rem 0;
}

.qt-article-body .content h2,
.qt-article-body .content h3 {
    margin: 2rem 0 1rem;
}

.qt-article-footer {
    margin-top: 2rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--qt-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.qt-article-share {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.qt-article-share span {
    font-size: 0.9rem;
    color: var(--qt-text-secondary);
}

.qt-share-btn {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--qt-bg);
    border-radius: 50%;
    color: var(--qt-text-secondary);
    transition: all 0.3s var(--qt-spring);
}

.qt-share-btn:hover {
    background: var(--qt-primary);
    color: #fff;
    transform: scale(1.1);
}

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

.qt-related-title {
    font-size: 1.25rem;
    margin-bottom: 1.5rem;
}

.qt-related-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 1rem;
}

.qt-related-card {
    display: flex;
    gap: 1rem;
    background: #fff;
    border-radius: var(--qt-radius-sm);
    border: 1px solid var(--qt-border);
    padding: 1rem;
    transition: all 0.3s var(--qt-spring);
}

.qt-related-card:hover {
    border-color: var(--qt-primary);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px var(--qt-shadow);
}

.qt-related-img {
    width: 80px;
    height: 60px;
    border-radius: 6px;
    overflow: hidden;
    flex-shrink: 0;
}

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

.qt-related-info h4 {
    font-size: 0.9rem;
    line-height: 1.4;
    margin-bottom: 4px;
    color: var(--qt-text);
}

.qt-related-info span {
    font-size: 0.8rem;
    color: var(--qt-text-secondary);
}

.qt-about-intro-section {
    background: var(--qt-bg);
}

.qt-about-main-title {
    font-size: clamp(1.5rem, 4vw, 2.5rem);
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, var(--qt-primary), var(--qt-accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.qt-about-lead {
    font-size: 1.1rem;
    color: var(--qt-text);
    margin-bottom: 1rem;
    font-weight: 500;
}

.qt-about-highlights {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
    margin-top: 2rem;
}

.qt-about-highlight-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--qt-text);
}

.qt-about-highlight-item i {
    color: var(--qt-primary);
    font-size: 1.1rem;
}

.qt-about-image-grid {
    position: relative;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.qt-about-img-main {
    border-radius: var(--qt-radius);
    overflow: hidden;
    grid-row: span 2;
}

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

.qt-about-img-secondary {
    border-radius: var(--qt-radius);
    overflow: hidden;
}

.qt-about-img-secondary img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.qt-about-experience-badge {
    position: absolute;
    bottom: -20px;
    right: -20px;
    width: 100px;
    height: 100px;
    background: linear-gradient(135deg, var(--qt-primary), var(--qt-accent));
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: #fff;
    box-shadow: 0 8px 30px rgba(124, 58, 237, 0.3);
}

.qt-exp-number {
    font-size: 2rem;
    font-weight: 800;
    line-height: 1;
}

.qt-exp-text {
    font-size: 0.7rem;
    text-align: center;
    line-height: 1.3;
}

.qt-about-values-section {
    position: relative;
    background: var(--qt-bg-dark);
}

.qt-values-bg {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(124, 58, 237, 0.1), rgba(236, 72, 153, 0.1));
}

.qt-about-values-section .qt-section-title,
.qt-about-values-section .qt-section-desc {
    color: #fff;
}

.qt-values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 1.5rem;
    position: relative;
    z-index: 2;
}

.qt-value-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--qt-radius);
    padding: 2rem;
    text-align: center;
    transition: all 0.4s var(--qt-spring);
}

.qt-value-card:hover {
    background: rgba(255, 255, 255, 0.08);
    transform: translateY(-4px);
    border-color: var(--qt-primary);
}

.qt-value-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--qt-primary), var(--qt-accent));
    border-radius: 50%;
    font-size: 1.5rem;
    color: #fff;
    margin: 0 auto 1.5rem;
}

.qt-value-card h3 {
    color: #fff;
    margin-bottom: 0.75rem;
    font-size: 1.2rem;
}

.qt-value-card p {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.95rem;
}

.qt-team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 1.5rem;
}

.qt-team-card {
    background: #fff;
    border-radius: var(--qt-radius);
    border: 1px solid var(--qt-border);
    padding: 2rem;
    text-align: center;
    transition: all 0.4s var(--qt-spring);
}

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

.qt-team-avatar {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    overflow: hidden;
    margin: 0 auto 1.5rem;
    border: 3px solid var(--qt-primary);
}

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

.qt-team-card h4 {
    margin-bottom: 0.25rem;
}

.qt-team-role {
    font-size: 0.85rem;
    color: var(--qt-primary);
    font-weight: 500;
    margin-bottom: 1rem;
}

.qt-team-card p {
    font-size: 0.9rem;
}

.qt-about-info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 1.5rem;
}

.qt-about-info-card {
    background: #fff;
    border-radius: var(--qt-radius);
    border: 1px solid var(--qt-border);
    padding: 2rem;
    text-align: center;
    transition: all 0.4s var(--qt-spring);
}

.qt-about-info-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 30px var(--qt-shadow);
}

.qt-about-info-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(124, 58, 237, 0.1), rgba(236, 72, 153, 0.1));
    border-radius: 50%;
    font-size: 1.5rem;
    color: var(--qt-primary);
    margin: 0 auto 1rem;
}

.qt-about-info-card h4 {
    margin-bottom: 0.5rem;
    font-size: 1rem;
}

.qt-about-info-card p {
    font-size: 0.95rem;
    margin: 0;
}

.qt-contact-main-section {
    background: var(--qt-bg);
}

.qt-contact-info-panel {
    background: var(--qt-bg-dark);
    border-radius: var(--qt-radius-lg);
    padding: 2.5rem;
    color: #fff;
    height: 100%;
}

.qt-contact-panel-title {
    font-size: 1.75rem;
    color: #fff;
    margin-bottom: 1rem;
}

.qt-contact-panel-desc {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 2rem;
}

.qt-contact-info-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.qt-contact-info-item {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
}

.qt-contact-info-icon {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(124, 58, 237, 0.2);
    border-radius: 12px;
    font-size: 1.2rem;
    color: var(--qt-accent);
    flex-shrink: 0;
}

.qt-contact-info-text h4 {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.6);
    margin-bottom: 4px;
    font-weight: 500;
}

.qt-contact-info-text p {
    color: #fff;
    font-size: 1rem;
    font-weight: 500;
    margin: 0;
}

.qt-contact-qrcode {
    width: 100px;
    border-radius: var(--qt-radius-sm);
    margin-top: 0.5rem;
}

.qt-contact-trust-badges {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.qt-contact-trust-badges span {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.6);
}

.qt-contact-trust-badges i {
    color: var(--qt-accent);
}

.qt-contact-form-panel {
    background: #fff;
    border-radius: var(--qt-radius-lg);
    padding: 2.5rem;
    border: 1px solid var(--qt-border);
}

.qt-contact-form-title {
    font-size: 1.75rem;
    margin-bottom: 0.5rem;
}

.qt-contact-form-desc {
    color: var(--qt-text-secondary);
    margin-bottom: 2rem;
}

.qt-form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.qt-form-group {
    margin-bottom: 1.5rem;
}

.qt-form-group label {
    display: block;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--qt-text);
    margin-bottom: 0.5rem;
}

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

.qt-form-group input,
.qt-form-group textarea {
    width: 100%;
    padding: 0.875rem 1.25rem;
    border: 1px solid var(--qt-border);
    border-radius: var(--qt-radius-sm);
    font-size: 0.95rem;
    color: var(--qt-text);
    transition: all 0.3s var(--qt-spring);
    outline: none;
    font-family: inherit;
}

.qt-form-group input:focus,
.qt-form-group textarea:focus {
    border-color: var(--qt-primary);
    box-shadow: 0 0 0 3px rgba(124, 58, 237, 0.1);
}

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

.qt-form-privacy {
    margin-bottom: 1.5rem;
}

.qt-checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    font-size: 0.85rem;
    color: var(--qt-text-secondary);
    cursor: pointer;
}

.qt-checkbox-label input {
    margin-top: 3px;
}

.qt-btn-submit {
    width: 100%;
    justify-content: center;
    border: none;
    font-family: inherit;
}

.qt-form-success {
    display: none;
    text-align: center;
    padding: 3rem 2rem;
}

.qt-form-success i {
    font-size: 3rem;
    color: #10b981;
    margin-bottom: 1rem;
}

.qt-form-success h3 {
    margin-bottom: 0.5rem;
}

.qt-contact-faq-section {
    background: #fff;
}

.qt-faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.qt-faq-item {
    border: 1px solid var(--qt-border);
    border-radius: var(--qt-radius);
    margin-bottom: 1rem;
    overflow: hidden;
    transition: all 0.3s var(--qt-spring);
}

.qt-faq-item.qt-faq-open {
    border-color: var(--qt-primary);
    box-shadow: 0 4px 20px var(--qt-shadow);
}

.qt-faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    padding: 1.25rem 1.5rem;
    background: none;
    border: none;
    font-size: 1rem;
    font-weight: 600;
    color: var(--qt-text);
    cursor: pointer;
    text-align: left;
    font-family: inherit;
    transition: all 0.3s;
}

.qt-faq-question:hover {
    color: var(--qt-primary);
}

.qt-faq-question i {
    transition: transform 0.3s var(--qt-spring);
    color: var(--qt-text-secondary);
}

.qt-faq-open .qt-faq-question i {
    transform: rotate(180deg);
    color: var(--qt-primary);
}

.qt-faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s var(--qt-spring);
}

.qt-faq-open .qt-faq-answer {
    max-height: 300px;
}

.qt-faq-answer p {
    padding: 0 1.5rem 1.25rem;
    font-size: 0.95rem;
    color: var(--qt-text-secondary);
    line-height: 1.7;
}

.qt-footer {
    background: var(--qt-bg-dark);
    color: #fff;
}

.qt-footer-top {
    padding: 5rem 0 3rem;
}

.qt-footer-col {
    margin-bottom: 2rem;
}

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

.qt-footer-desc {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
    margin-bottom: 1.5rem;
    line-height: 1.7;
}

.qt-footer-contact-info p {
    display: flex;
    align-items: center;
    gap: 8px;
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
}

.qt-footer-contact-info i {
    color: var(--qt-accent);
}

.qt-footer-title {
    font-size: 1rem;
    color: #fff;
    margin-bottom: 1.25rem;
    font-weight: 600;
}

.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);
    font-size: 0.9rem;
    transition: all 0.3s;
}

.qt-footer-links a:hover {
    color: var(--qt-accent);
    padding-left: 4px;
}

.qt-footer-wechat p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
}

.qt-footer-qrcode {
    width: 100px;
    border-radius: var(--qt-radius-sm);
}

.qt-friend-links {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.qt-friend-links a {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 50px;
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.8rem;
    transition: all 0.3s;
}

.qt-friend-links a:hover {
    border-color: var(--qt-primary);
    color: var(--qt-accent);
    background: rgba(124, 58, 237, 0.1);
}

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

.qt-footer-bottom-inner {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
    margin-bottom: 1rem;
}

.qt-copyright,
.qt-icp {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.5);
    margin: 0;
}

.qt-visitor-counter {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 4px;
    margin-bottom: 1rem;
}

.qt-counter-label {
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.4);
}

.qt-counter-digits {
    display: flex;
    gap: 2px;
}

.qt-digit-segment {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 20px;
    height: 28px;
    background: rgba(124, 58, 237, 0.2);
    border: 1px solid rgba(124, 58, 237, 0.3);
    border-radius: 3px;
    font-family: 'Courier New', monospace;
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--qt-accent);
}

.qt-footer-marquee {
    overflow: hidden;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding: 0.75rem 0;
}

.qt-marquee-track {
    display: flex;
    white-space: nowrap;
    animation: qtMarquee 30s linear infinite;
}

.qt-marquee-track span {
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.3);
    padding-right: 3rem;
}

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

.qt-back-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--qt-primary), var(--qt-accent));
    color: #fff;
    border-radius: 50%;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all 0.4s var(--qt-spring);
    box-shadow: 0 4px 15px rgba(124, 58, 237, 0.3);
    z-index: 999;
}

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

.qt-back-top:hover {
    transform: scale(1.1) translateY(-2px);
}

.qt-toast {
    position: fixed;
    top: 100px;
    left: 50%;
    transform: translateX(-50%) translateY(-20px);
    background: var(--qt-bg-dark);
    color: #fff;
    padding: 0.75rem 1.5rem;
    border-radius: 50px;
    font-size: 0.9rem;
    opacity: 0;
    transition: all 0.4s var(--qt-spring);
    z-index: 9999;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.2);
}

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

[data-qt-reveal] {
    opacity: 0;
    transform: translateY(50px);
    transition: opacity 0.6s ease, transform 0.6s var(--qt-spring);
}

[data-qt-reveal].qt-revealed {
    opacity: 1;
    transform: translateY(0);
}

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

.qt-pagination-wrap .pagination {
    gap: 0.5rem;
}

.qt-pagination-wrap .page-link {
    border-radius: var(--qt-radius-sm);
    border: 1px solid var(--qt-border);
    color: var(--qt-text);
    padding: 0.5rem 1rem;
    transition: all 0.3s var(--qt-spring);
}

.qt-pagination-wrap .page-link:hover {
    background: rgba(124, 58, 237, 0.05);
    border-color: var(--qt-primary);
    color: var(--qt-primary);
}

.qt-pagination-wrap .page-item.active .page-link {
    background: var(--qt-primary);
    border-color: var(--qt-primary);
    color: #fff;
}

@media (max-width: 991.98px) {
    .qt-nav-toggle {
        display: flex;
    }

    .qt-nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 300px;
        height: 100vh;
        background: #fff;
        flex-direction: column;
        padding: 80px 2rem 2rem;
        box-shadow: -10px 0 30px rgba(0, 0, 0, 0.1);
        transition: right 0.4s var(--qt-spring);
        z-index: 1005;
        gap: 1rem;
    }

    .qt-nav-menu.active {
        right: 0;
    }

    .qt-nav-list {
        flex-direction: column;
        width: 100%;
    }

    .qt-nav-link {
        padding: 0.75rem 1rem;
        font-size: 1rem;
    }

    .qt-radial-points {
        display: none;
    }

    .qt-hero-center {
        transform: scale(1);
    }

    .qt-news-list-item {
        flex-direction: column;
    }

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

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

    .qt-about-image-grid {
        margin-top: 2rem;
    }

    .qt-about-experience-badge {
        bottom: 10px;
        right: 10px;
        width: 80px;
        height: 80px;
    }

    .qt-exp-number {
        font-size: 1.5rem;
    }
}

@media (max-width: 767.98px) {
    .qt-hero-radial {
        padding: 120px 1rem 60px;
        min-height: 80vh;
    }

    .qt-hero-cta-group {
        flex-direction: column;
        align-items: center;
    }

    .qt-btn-acid-primary,
    .qt-btn-acid-outline {
        width: 100%;
        justify-content: center;
    }

    .qt-section-breathe-lg {
        padding: 8vh 0;
    }

    .qt-section-breathe-md {
        padding: 6vh 0;
    }

    .qt-section-breathe-sm {
        padding: 4vh 0;
    }

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

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

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

    .qt-city-grid {
        grid-template-columns: repeat(auto-fill, minmax(80px, 1fr));
        gap: 0.5rem;
    }

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

    .qt-process-step {
        gap: 1rem;
    }

    .qt-process-marker {
        width: 48px;
        height: 48px;
        font-size: 1rem;
    }

    .qt-process-timeline::before {
        left: 23px;
    }

    .qt-process-connector {
        margin-left: 23px;
    }

    .qt-article-detail {
        padding: 1.5rem;
    }

    .qt-contact-info-panel {
        padding: 1.5rem;
        margin-bottom: 1.5rem;
    }

    .qt-contact-form-panel {
        padding: 1.5rem;
    }

    .qt-cta-actions {
        flex-direction: column;
        align-items: center;
    }

    .qt-cta-actions .qt-btn-acid-primary,
    .qt-cta-actions .qt-btn-acid-outline {
        width: 100%;
    }

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

    .qt-footer-bottom-inner {
        flex-direction: column;
        align-items: center;
        gap: 0.5rem;
    }

    .qt-page-banner {
        padding: 120px 0 60px;
    }
}

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

    .qt-hero-orb {
        animation: none;
    }

    .qt-marquee-track {
        animation: none;
    }

    [data-qt-reveal] {
        opacity: 1;
        transform: none;
    }
}