:root {
    --primary: #1e40af;
    --primary-light: #3b82f6;
    --primary-bg: #eff6ff;
    --accent: #f59e0b;
    --text: #0f172a;
    --text-secondary: #475569;
    --text-light: #94a3b8;
    --border: #e2e8f0;
    --bg: #f8fafc;
    --white: #ffffff;
    --radius: 16px;
    --radius-sm: 8px;
    --shadow: 0 4px 24px rgba(0,0,0,0.06);
    --shadow-lg: 0 8px 40px rgba(0,0,0,0.1);
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    color: var(--text);
    background: var(--white);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
}

/* ===== 导航栏 ===== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255,255,255,0.95);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
    transition: box-shadow 0.3s;
}

    .navbar.scrolled {
        box-shadow: 0 2px 16px rgba(0,0,0,0.08);
    }

.navbar-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.navbar-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--primary);
    text-decoration: none;
}

    .navbar-brand .logo-icon {
        width: 36px;
        height: 36px;
        background: linear-gradient(135deg, var(--primary), var(--primary-light));
        border-radius: 10px;
        display: flex;
        align-items: center;
        justify-content: center;
        color: white;
        font-size: 1rem;
        font-weight: 800;
    }

.tslogo-icon {
    vertical-align: top;
    background: url('/Images/TsLogo.jpg') 0 0 no-repeat;
    position: relative;
    background-size: contain;
    background-position: center;
    width: 40px;
    height: 40px;
}

.navbar-links {
    display: flex;
    align-items: center;
    gap: 32px;
    list-style: none;
}

    .navbar-links a {
        color: var(--text-secondary);
        text-decoration: none;
        font-size: 0.9rem;
        font-weight: 500;
        transition: color 0.2s;
    }

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

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 10px 24px;
    border-radius: 999px;
    font-size: 0.95rem;
    font-weight: 700;
    text-decoration: none;
    cursor: pointer;
    border: none;
    transition: all 0.2s;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}

.btn-primary {
    background: linear-gradient(135deg, #2563eb, #60a5fa);
    color: white;
    box-shadow: 0 4px 16px rgba(37,99,235,0.3);
}

    .btn-primary:hover {
        transform: translateY(-1px);
        box-shadow: 0 6px 24px rgba(37,99,235,0.4);
    }

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

    .btn-secondary:hover {
        background: var(--primary-bg);
    }

.btn-accent {
    background: var(--accent);
    color: white;
    box-shadow: 0 4px 16px rgba(245,158,11,0.3);
}

    .btn-accent:hover {
        transform: translateY(-1px);
        box-shadow: 0 6px 24px rgba(245,158,11,0.4);
    }

.btn-lg {
    padding: 14px 36px;
    font-size: 1rem;
}

/* ===== Hero ===== */
.hero {
    padding: 140px 24px 80px;
    background: linear-gradient(170deg, #dbeafe 0%, #eff6ff 40%, #ffffff 100%);
    position: relative;
    overflow: hidden;
}

    .hero::before {
        content: '';
        position: absolute;
        top: -50%;
        right: -20%;
        width: 600px;
        height: 600px;
        background: radial-gradient(circle, rgba(59,130,246,0.08) 0%, transparent 70%);
        border-radius: 50%;
    }

.hero-inner {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    gap: 60px;
}

.hero-content {
    flex: 1;
    position: relative;
    z-index: 1;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 16px;
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: 999px;
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-bottom: 24px;
}

    .hero-badge .dot {
        width: 8px;
        height: 8px;
        background: #22c55e;
        border-radius: 50%;
        animation: pulse 2s infinite;
    }

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

    50% {
        opacity: 0.4;
    }
}

.hero h1 {
    font-size: 2.8rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 20px;
    color: var(--text);
}

    .hero h1 span {
        background: linear-gradient(135deg, var(--primary), var(--primary-light));
        -webkit-background-clip: text;
        -webkit-text-fill-color: transparent;
        background-clip: text;
    }

.hero-desc {
    font-size: 1.15rem;
    color: var(--text-secondary);
    margin-bottom: 36px;
    max-width: 520px;
    line-height: 1.8;
}

.hero-actions {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 40px;
}

.hero-stats {
    display: flex;
    gap: 40px;
}

.hero-stat-num {
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--primary);
}

.hero-stat-label {
    font-size: 0.85rem;
    color: var(--text-light);
}

.hero-visual {
    flex: 1;
    position: relative;
    z-index: 1;
}

.hero-mockup {
    background: var(--white);
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    padding: 20px;
    border: 1px solid var(--border);
}

.mockup-bar {
    display: flex;
    gap: 6px;
    margin-bottom: 16px;
}

.mockup-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
}

    .mockup-dot:nth-child(1) {
        background: #ef4444;
    }

    .mockup-dot:nth-child(2) {
        background: #f59e0b;
    }

    .mockup-dot:nth-child(3) {
        background: #22c55e;
    }

.mockup-content {
    background: var(--bg);
    border-radius: var(--radius-sm);
    padding: 24px;
    min-height: 280px;
}

.mockup-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.mockup-title {
    font-size: 1rem;
    font-weight: 700;
    color: var(--text);
}

.mockup-tag {
    padding: 4px 12px;
    background: #dcfce7;
    color: #16a34a;
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 600;
}

.mockup-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
}

.mockup-card {
    background: var(--white);
    border-radius: var(--radius-sm);
    padding: 16px;
    border: 1px solid var(--border);
}

.mockup-card-icon {
    width: 32px;
    height: 32px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    margin-bottom: 8px;
}

.mockup-card-label {
    font-size: 0.75rem;
    color: var(--text-light);
}

.mockup-card-value {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text);
}

/* ===== 通用 Section ===== */
.section {
    padding: 80px 24px;
}

.section-inner {
    max-width: 1200px;
    margin: 0 auto;
}

.section-header {
    text-align: center;
    margin-bottom: 56px;
}

.section-tag {
    display: inline-block;
    padding: 6px 16px;
    background: var(--primary-bg);
    color: var(--primary);
    border-radius: 999px;
    font-size: 0.8rem;
    font-weight: 600;
    margin-bottom: 16px;
}

.section-title {
    font-size: 2rem;
    font-weight: 800;
    margin-bottom: 16px;
    color: var(--text);
}

.section-desc {
    font-size: 1.05rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* ===== 痛点共鸣 ===== */
.pain-section {
    background: var(--bg);
}

.pain-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.pain-card {
    background: var(--white);
    border-radius: var(--radius);
    padding: 32px;
    border: 1px solid var(--border);
    transition: all 0.3s;
}

    .pain-card:hover {
        box-shadow: var(--shadow);
        transform: translateY(-2px);
    }

.pain-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    margin-bottom: 16px;
}

.pain-card h3 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--text);
}

.pain-card p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 12px;
}

.pain-solution {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 12px;
    background: #ecfdf5;
    color: #16a34a;
    border-radius: 999px;
    font-size: 0.8rem;
    font-weight: 600;
}

/* ===== 核心功能 ===== */
.feature-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.feature-card {
    background: var(--white);
    border-radius: var(--radius);
    padding: 36px 28px;
    border: 1px solid var(--border);
    transition: all 0.3s;
    position: relative;
    overflow: hidden;
}

    .feature-card:hover {
        box-shadow: var(--shadow);
        transform: translateY(-4px);
        border-color: var(--primary-light);
    }

    .feature-card::after {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        height: 3px;
        background: linear-gradient(90deg, var(--primary), var(--primary-light));
        transform: scaleX(0);
        transition: transform 0.3s;
    }

    .feature-card:hover::after {
        transform: scaleX(1);
    }

.feature-icon {
    width: 56px;
    height: 56px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 20px;
}

.feature-card h3 {
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 10px;
    color: var(--text);
}

.feature-card p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

.feature-highlights {
    margin-top: 16px;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

    .feature-highlights span {
        padding: 3px 10px;
        background: var(--bg);
        border-radius: 999px;
        font-size: 0.75rem;
        color: var(--text-secondary);
    }

/* ===== 优势 ===== */
.advantage-section {
    background: linear-gradient(135deg, #2563eb 0%, #60a5fa 100%);
    color: white;
}

    .advantage-section .section-tag {
        background: rgba(255,255,255,0.15);
        color: white;
    }

    .advantage-section .section-title {
        color: white;
    }

    .advantage-section .section-desc {
        color: rgba(255,255,255,0.8);
    }

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

.advantage-card {
    background: rgba(255,255,255,0.1);
    border: 1px solid rgba(255,255,255,0.15);
    border-radius: var(--radius);
    padding: 32px;
    backdrop-filter: blur(4px);
    transition: all 0.3s;
}

    .advantage-card:hover {
        background: rgba(255,255,255,0.15);
        transform: translateY(-2px);
    }

.advantage-num {
    font-size: 2.5rem;
    font-weight: 800;
    opacity: 0.3;
    margin-bottom: 12px;
}

.advantage-card h3 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.advantage-card p {
    font-size: 0.9rem;
    opacity: 0.8;
    line-height: 1.7;
}

/* ===== 上线流程 ===== */
.steps-row {
    display: flex;
    align-items: flex-start;
    gap: 0;
    justify-content: center;
}

.step-item {
    flex: 1;
    max-width: 280px;
    text-align: center;
    position: relative;
}

.step-num {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    font-weight: 800;
    margin: 0 auto 16px;
}

.step-item h3 {
    font-size: 1.05rem;
    font-weight: 700;
    margin-bottom: 6px;
    color: var(--text);
}

.step-item p {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.step-item .step-time {
    display: inline-block;
    margin-top: 8px;
    padding: 3px 10px;
    background: var(--primary-bg);
    color: var(--primary);
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 600;
}

.step-arrow {
    display: flex;
    align-items: center;
    padding-top: 14px;
    color: var(--text-light);
    font-size: 1.5rem;
}

/* ===== 信任背书 ===== */
.trust-section {
    background: var(--bg);
}

.trust-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-bottom: 48px;
}

.trust-item {
    text-align: center;
    padding: 32px 20px;
    background: var(--white);
    border-radius: var(--radius);
    border: 1px solid var(--border);
}

.trust-num {
    font-size: 2.4rem;
    font-weight: 800;
    color: var(--primary);
    margin-bottom: 4px;
}

.trust-label {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.trust-security {
    display: flex;
    justify-content: center;
    gap: 32px;
    flex-wrap: wrap;
}

.trust-security-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

    .trust-security-item .check {
        width: 20px;
        height: 20px;
        border-radius: 50%;
        background: #dcfce7;
        color: #16a34a;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 0.7rem;
        font-weight: 700;
    }

/* ===== CTA ===== */
.cta-section {
    padding: 80px 24px;
    background: linear-gradient(135deg, #334155 0%, #475569 100%);
    text-align: center;
    color: white;
}

    .cta-section h2 {
        font-size: 2rem;
        font-weight: 800;
        margin-bottom: 16px;
    }

    .cta-section p {
        font-size: 1.05rem;
        opacity: 0.8;
        margin-bottom: 36px;
        max-width: 500px;
        margin-left: auto;
        margin-right: auto;
    }

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

.cta-phone {
    margin-top: 24px;
    font-size: 0.9rem;
    opacity: 0.6;
}

    .cta-phone a {
        color: white;
        text-decoration: none;
    }

/* ===== FAQ入口 ===== */
.faq-entry-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
    max-width: 800px;
    margin: 0 auto;
}

.faq-entry-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px 20px;
    background: var(--bg);
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    color: var(--text);
    text-decoration: none;
    transition: all 0.2s;
    border: 1px solid transparent;
}

    .faq-entry-item:hover {
        background: var(--primary-bg);
        border-color: var(--primary-light);
        color: var(--primary);
    }

    .faq-entry-item .q {
        width: 24px;
        height: 24px;
        border-radius: 50%;
        background: var(--primary);
        color: white;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 0.7rem;
        font-weight: 700;
        flex-shrink: 0;
    }

/* ===== Footer ===== */
.footer {
    background: #0f172a;
    color: rgba(255,255,255,0.6);
    padding: 48px 24px 32px;
}

.footer-inner {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
}

.footer-brand {
    font-size: 1.2rem;
    font-weight: 700;
    color: white;
    margin-bottom: 12px;
}

.footer-desc {
    font-size: 0.85rem;
    line-height: 1.7;
    margin-bottom: 16px;
}

.footer-col h4 {
    color: white;
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 16px;
}

.footer-col a {
    display: block;
    color: rgba(255,255,255,0.6);
    text-decoration: none;
    font-size: 0.85rem;
    margin-bottom: 10px;
    transition: color 0.2s;
}

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

.footer-contact-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.85rem;
    margin-bottom: 10px;
}

.footer-bottom {
    max-width: 1200px;
    margin: 32px auto 0;
    padding-top: 24px;
    border-top: 1px solid rgba(255,255,255,0.1);
    display: flex;
    justify-content: space-between;
    font-size: 0.8rem;
}

    .footer-bottom a {
        color: rgba(255,255,255,0.6);
        text-decoration: none;
    }

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

/* ===== 响应式 ===== */
@media (max-width: 1024px) {
    .hero-inner {
        flex-direction: column;
        gap: 40px;
    }

    .hero-visual {
        max-width: 560px;
        width: 100%;
    }

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

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

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

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

@media (max-width: 768px) {
    .hero {
        padding: 120px 16px 60px;
    }

        .hero h1 {
            font-size: 2rem;
        }

    .hero-desc {
        font-size: 1rem;
    }

    .hero-stats {
        gap: 24px;
    }

    .hero-stat-num {
        font-size: 1.4rem;
    }

    .navbar-links {
        display: none;
    }

    .pain-grid {
        grid-template-columns: 1fr;
    }

    .feature-grid {
        grid-template-columns: 1fr;
    }

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

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

    .steps-row {
        flex-direction: column;
        align-items: center;
        gap: 24px;
    }

    .step-arrow {
        transform: rotate(90deg);
        padding-top: 0;
    }

    .faq-entry-grid {
        grid-template-columns: 1fr;
    }

    .footer-inner {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 8px;
    }

    .section {
        padding: 60px 16px;
    }

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

@media (max-width: 480px) {
    .hero h1 {
        font-size: 1.7rem;
    }

    .hero-actions {
        flex-direction: column;
    }

        .hero-actions .btn {
            width: 100%;
        }

    .trust-grid {
        grid-template-columns: 1fr 1fr;
    }

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

        .cta-actions .btn {
            width: 100%;
            max-width: 280px;
        }
}