:root {
    --brand-primary: #007c74;
    --brand-secondary: #0e4f67;
    --brand-accent: #f2b84b;
    --text-main: #17313a;
    --text-muted: #55727c;
    --background: linear-gradient(180deg, #f4fbfb 0%, #ffffff 45%, #eef7fb 100%);
}

body {
    background: var(--background);
    color: var(--text-main);
    font-family: "Segoe UI", sans-serif;
}

.navbar {
    backdrop-filter: blur(10px);
    background: rgba(255, 255, 255, 0.92);
}

.navbar .container {
    min-height: 76px;
}

.navbar-brand {
    display: inline-flex;
    align-items: center;
    margin-right: 1rem;
    padding-block: 0;
}

.site-logo {
    display: block;
    width: 140px !important;
    height: 28px !important;
    max-width: none;
    object-fit: contain;
}

.hero-card,
.info-card,
.service-card,
.faq-card,
.contact-card {
    background: rgba(255, 255, 255, 0.95);
    border: 1px solid rgba(0, 124, 116, 0.08);
    border-radius: 24px;
    box-shadow: 0 18px 60px rgba(14, 79, 103, 0.08);
}

.hero-card {
    position: relative;
    overflow: hidden;
}

.hero-card::after {
    content: "";
    position: absolute;
    inset: auto -80px -80px auto;
    width: 220px;
    height: 220px;
    background: radial-gradient(circle, rgba(242, 184, 75, 0.28) 0%, rgba(242, 184, 75, 0) 70%);
}

.eyebrow {
    letter-spacing: 0.12em;
    text-transform: uppercase;
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--brand-primary);
}

.btn-brand {
    background: var(--brand-primary);
    border-color: var(--brand-primary);
    color: #fff;
}

.btn-brand:hover,
.btn-brand:focus {
    background: #00625c;
    border-color: #00625c;
    color: #fff;
}

.btn-outline-brand {
    border-color: var(--brand-secondary);
    color: var(--brand-secondary);
}

.btn-outline-brand:hover,
.btn-outline-brand:focus {
    background: var(--brand-secondary);
    color: #fff;
}

.highlight-list li::marker,
.ultrasound-grid li::marker {
    color: var(--brand-primary);
}

.service-card {
    height: 100%;
}

.section-title {
    font-size: clamp(1.6rem, 2vw, 2.25rem);
}

.text-muted-brand {
    color: var(--text-muted);
}

footer {
    background: #0f2c3a;
    color: #d8edf3;
}

.sticky-whatsapp {
    position: fixed;
    right: 20px;
    bottom: 20px;
    z-index: 1050;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 50px !important;
    height: 50px !important;
    padding: 0;
    border-radius: 999px;
    border: 0;
    box-shadow: 0 16px 32px rgba(0, 0, 0, 0.18);
}

.sticky-whatsapp:hover,
.sticky-whatsapp:focus {
    background: #1fa855;
    border-color: #1fa855;
}

.sticky-whatsapp-icon {
    display: block;
    width: 22px !important;
    height: 22px !important;
    object-fit: contain;
}

@media (max-width: 991.98px) {
    .navbar .container {
        min-height: 68px;
    }

    .site-logo {
        width: 120px !important;
        height: 24px !important;
    }

    .sticky-whatsapp {
        right: 16px;
        bottom: 16px;
        width: 46px !important;
        height: 46px !important;
    }

    .sticky-whatsapp-icon {
        width: 20px !important;
        height: 20px !important;
    }
}