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

:root {
    --color-text-primary: #1a1a1a;
    --color-text-secondary: #666666;
    --color-background-primary: #ffffff;
    --color-background-secondary: #f8f9fa;
    --color-border-primary: #e1e5e9;
    --color-border-secondary: #d0d7de;
    --color-border-tertiary: #eaeaea;
    --border-radius-md: 6px;
    --border-radius-lg: 8px;
    --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Noto Sans', Helvetica, Arial, sans-serif;
}

body {
    font-family: var(--font-sans);
    color: var(--color-text-primary);
    line-height: 1.6;
}

.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
    border-bottom: 0.5px solid var(--color-border-tertiary);
    background: var(--color-background-primary);
    position: sticky;
    top: 0;
    z-index: 100;
}

.nav-logo img {
    height: 36px;
    width: auto;
    display: block;
}

.nav-links {
    display: flex;
    gap: 1.5rem;
}

    .nav-links a {
        font-size: 13px;
        color: var(--color-text-secondary);
        text-decoration: none;
        cursor: pointer;
    }

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

.nav-cta {
    background: #185FA5;
    color: #fff;
    border: none;
    padding: 8px 18px;
    border-radius: var(--border-radius-md);
    font-size: 13px;
    cursor: pointer;
}

.slideshow {
    position: relative;
    width: 100%;
    height: 480px;
    overflow: hidden;
}

.slide {
    position: absolute;
    inset: 0;
    opacity: 0;
    transition: opacity 1.2s ease-in-out;
    display: flex;
    align-items: center;
    justify-content: center;
}

    .slide.active {
        opacity: 1;
    }

.slide-bg {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
}

.slide-overlay {
    position: absolute;
    inset: 0;
    background: rgba(10, 30, 60, 0.58);
}

.slide-content {
    position: relative;
    z-index: 2;
    text-align: center;
    padding: 2rem;
    max-width: 700px;
}

    .slide-content h2 {
        font-size: 36px;
        font-weight: 500;
        color: #fff;
        line-height: 1.25;
        margin-bottom: 0.75rem;
    }

    .slide-content p {
        font-size: 16px;
        color: rgba(255,255,255,0.85);
        line-height: 1.7;
        margin-bottom: 1.5rem;
    }

.slide-btn {
    background: #185FA5;
    color: #fff;
    border: none;
    padding: 11px 26px;
    border-radius: var(--border-radius-md);
    font-size: 14px;
    cursor: pointer;
}

    .slide-btn:hover {
        background: #0C447C;
    }

.slide-dots {
    position: absolute;
    bottom: 18px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 8px;
    z-index: 10;
}

.dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: rgba(255,255,255,0.4);
    cursor: pointer;
    transition: background 0.3s;
    border: none;
    padding: 0;
}

    .dot.active {
        background: #fff;
    }

.slide-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255,255,255,0.15);
    border: 0.5px solid rgba(255,255,255,0.3);
    color: #fff;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10;
    font-size: 18px;
}

    .slide-arrow:hover {
        background: rgba(255,255,255,0.25);
    }

.arrow-left {
    left: 16px;
}

.arrow-right {
    right: 16px;
}

.stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1px;
    background: var(--color-border-tertiary);
    border-top: 0.5px solid var(--color-border-tertiary);
    border-bottom: 0.5px solid var(--color-border-tertiary);
}

.stat {
    background: var(--color-background-primary);
    padding: 1.5rem;
    text-align: center;
}

.stat-num {
    font-size: 28px;
    font-weight: 500;
    color: #185FA5;
}

.stat-label {
    font-size: 13px;
    color: var(--color-text-secondary);
    margin-top: 4px;
}

.section {
    padding: 3.5rem 2rem;
    max-width: 900px;
    margin: 0 auto;
}

.section-tag {
    font-size: 12px;
    color: #185FA5;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 0.5rem;
}

.section-title {
    font-size: 26px;
    font-weight: 500;
    margin-bottom: 0.75rem;
}

.section-sub {
    font-size: 15px;
    color: var(--color-text-secondary);
    line-height: 1.7;
    max-width: 620px;
    margin-bottom: 2rem;
}

.featured {
    background: #E6F1FB;
    border-radius: var(--border-radius-lg);
    padding: 2rem;
    margin-bottom: 2rem;
    border: 0.5px solid #B5D4F4;
}

.featured-label {
    font-size: 11px;
    color: #0C447C;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 0.5rem;
}

.featured h3 {
    font-size: 20px;
    font-weight: 500;
    color: #0C447C;
    margin-bottom: 0.75rem;
}

.featured p {
    font-size: 14px;
    color: #185FA5;
    line-height: 1.7;
    margin-bottom: 1.25rem;
}

.featured-services {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 1.25rem;
}

.tag {
    font-size: 12px;
    background: #fff;
    color: #0C447C;
    border: 0.5px solid #B5D4F4;
    padding: 4px 12px;
    border-radius: 20px;
}

.featured-link {
    font-size: 13px;
    color: #185FA5;
    font-weight: 500;
    cursor: pointer;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1rem;
}

.service-card {
    background: var(--color-background-primary);
    border: 0.5px solid var(--color-border-tertiary);
    border-radius: var(--border-radius-lg);
    padding: 1.25rem;
    cursor: pointer;
}

    .service-card:hover {
        border-color: var(--color-border-secondary);
    }

.service-icon {
    width: 36px;
    height: 36px;
    border-radius: var(--border-radius-md);
    background: #E6F1FB;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 0.75rem;
}

    .service-icon svg {
        width: 18px;
        height: 18px;
        stroke: #185FA5;
        fill: none;
        stroke-width: 1.5;
    }

.service-card h4 {
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 0.4rem;
}

.service-card p {
    font-size: 13px;
    color: var(--color-text-secondary);
    line-height: 1.6;
}

.divider {
    height: 0.5px;
    background: var(--color-border-tertiary);
    max-width: 900px;
    margin: 0 auto;
}

.about {
    background: var(--color-background-secondary);
    padding: 3.5rem 2rem;
}

.about-inner {
    max-width: 900px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.about p {
    font-size: 15px;
    color: var(--color-text-secondary);
    line-height: 1.7;
    margin-bottom: 1rem;
}

.about-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.about-stat {
    background: var(--color-background-primary);
    border: 0.5px solid var(--color-border-tertiary);
    border-radius: var(--border-radius-md);
    padding: 1rem;
    text-align: center;
}

.about-stat-num {
    font-size: 22px;
    font-weight: 500;
    color: #185FA5;
}

.about-stat-label {
    font-size: 12px;
    color: var(--color-text-secondary);
    margin-top: 2px;
}

.cta-section {
    padding: 4rem 2rem;
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

    .cta-section h2 {
        font-size: 28px;
        font-weight: 500;
        margin-bottom: 1rem;
    }

    .cta-section p {
        font-size: 15px;
        color: var(--color-text-secondary);
        margin-bottom: 2rem;
        line-height: 1.7;
    }

.hero-buttons {
    display: flex;
    gap: 12px;
    justify-content: center;
    flex-wrap: wrap;
}

.btn-primary {
    background: #185FA5;
    color: #fff;
    border: none;
    padding: 12px 28px;
    border-radius: var(--border-radius-md);
    font-size: 14px;
    cursor: pointer;
}

.btn-secondary {
    background: transparent;
    color: var(--color-text-primary);
    border: 0.5px solid var(--color-border-primary);
    padding: 12px 28px;
    border-radius: var(--border-radius-md);
    font-size: 14px;
    cursor: pointer;
}

.contact-section {
    background: var(--color-background-secondary);
    padding: 4rem 2rem;
}

.contact-inner {
    max-width: 600px;
    margin: 0 auto;
}

.contact-card {
    background: var(--color-background-primary);
    border: 0.5px solid var(--color-border-tertiary);
    border-radius: var(--border-radius-lg);
    padding: 2rem;
}

.field {
    margin-bottom: 1.25rem;
}

    .field label {
        display: block;
        font-size: 13px;
        font-weight: 500;
        color: var(--color-text-secondary);
        margin-bottom: 6px;
    }

    .field input, .field textarea {
        width: 100%;
        padding: 10px 14px;
        font-size: 14px;
        border: 0.5px solid var(--color-border-tertiary);
        border-radius: var(--border-radius-md);
        background: var(--color-background-secondary);
        color: var(--color-text-primary);
        font-family: var(--font-sans);
        resize: vertical;
    }

        .field input:focus, .field textarea:focus {
            outline: none;
            border-color: #185FA5;
        }

    .field textarea {
        min-height: 120px;
    }

.submit-btn {
    width: 100%;
    background: #185FA5;
    color: #fff;
    border: none;
    padding: 13px;
    border-radius: var(--border-radius-md);
    font-size: 15px;
    cursor: pointer;
    font-family: var(--font-sans);
    margin-top: 0.5rem;
}

    .submit-btn:hover {
        background: #0C447C;
    }

    .submit-btn:disabled {
        background: #B5D4F4;
        cursor: not-allowed;
    }

.success-msg {
    display: none;
    text-align: center;
    padding: 1.5rem;
}

.success-icon {
    width: 48px;
    height: 48px;
    background: #E1F5EE;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
}

    .success-icon svg {
        width: 24px;
        height: 24px;
        stroke: #0F6E56;
        fill: none;
        stroke-width: 2;
    }

.success-msg h3 {
    font-size: 18px;
    font-weight: 500;
    margin-bottom: 0.5rem;
}

.success-msg p {
    font-size: 14px;
    color: var(--color-text-secondary);
}

.error-msg {
    font-size: 13px;
    color: #A32D2D;
    margin-top: 0.75rem;
    display: none;
    text-align: center;
}

.footer {
    border-top: 0.5px solid var(--color-border-tertiary);
    padding: 1.5rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

    .footer p {
        font-size: 12px;
        color: var(--color-text-secondary);
    }

@media (max-width: 600px) {
    .about-inner {
        grid-template-columns: 1fr;
    }

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

    .nav-links {
        display: none;
    }

    .slideshow {
        height: 360px;
    }

    .slide-content h2 {
        font-size: 24px;
    }
}