body {
    font-family: system-ui, -apple-system, BlinkMacSystemFont;
}

.hero-section {
    background: linear-gradient(135deg, #f8f9fa, #ffffff);
}

.feature-card {
    background: #fff;
    padding: 22px;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0,0,0,.06);
    transition: .25s ease;
}

.feature-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 15px 40px rgba(0,0,0,.12);
}

.pricing-card {
    background: #fff;
    padding: 25px;
    border-radius: 14px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0,0,0,.08);
}

.pricing-card ul {
    list-style: none;
    padding: 0;
}

.pricing-card ul li {
    margin: 8px 0;
}

.pricing-card.popular {
    border: 2px solid #0d6efd;
}

.whatsapp-float {
    position: fixed;
    bottom: 22px;
    right: 22px;
    width: 56px;
    height: 56px;
    background: #25d366;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 8px 20px rgba(0,0,0,.3);
    z-index: 999;
}
.whatsapp-float img {
    width: 30px;
}

/* ================= BRAND THEME ================= */
:root {
    --sv-green-dark: #0f5132;
    --sv-green: #198754;
    --sv-green-light: #d1e7dd;
}

/* ================= HEADER ================= */
.navbar-svb {
    background: linear-gradient(135deg, var(--sv-green-dark), var(--sv-green));
}

.navbar-svb .navbar-brand {
    color: #fff;
    font-weight: 700;
}

.navbar-svb .nav-link {
    color: rgba(255,255,255,0.85);
    position: relative;
    font-weight: 500;
}

/* Animated underline */
.nav-underline::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -6px;
    width: 0;
    height: 2px;
    background: #fff;
    transition: width .3s ease;
}

.nav-underline:hover::after {
    width: 100%;
}

/* ================= HERO ================= */
.hero-section {
    background: linear-gradient(135deg, #f1fdf7, #ffffff);
}

.hero-image {
    animation: float 4s ease-in-out infinite;
}

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

/* ================= BUTTONS ================= */
.btn-success {
    background: var(--sv-green);
    border-color: var(--sv-green);
}

.btn-outline-success {
    border-color: var(--sv-green);
    color: var(--sv-green);
}

.btn-outline-success:hover {
    background: var(--sv-green);
    color: #fff;
}

/* ================= FOOTER ================= */
.footer-dark {
    background: #0b2e1d;
    color: #9bd5c0;
}

/* ================= WHATSAPP ================= */
.whatsapp-float {
    position: fixed;
    bottom: 22px;
    right: 22px;
    width: 56px;
    height: 56px;
    background: #25d366;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 8px 20px rgba(0,0,0,.3);
    z-index: 999;
}

.whatsapp-float img {
    width: 30px;
}

/* ================= RESET ================= */
body {
    font-family: system-ui, -apple-system, BlinkMacSystemFont;
    background: #ffffff;
    margin: 0;
    padding: 0;
}

/* ================= BRAND THEME ================= */
:root {
    --sv-green-dark: #0b3d2e;   /* DARKER GREEN */
    --sv-green: #198754;
    --sv-green-light: #d1e7dd;
}

/* ================= HEADER (FIXED) ================= */
.navbar-svb {
    background-color: var(--sv-green-dark) !important;
    background-image: none !important;
    padding-top: 14px;
    padding-bottom: 14px;
}

.navbar-svb .navbar-brand,
.navbar-svb .nav-link {
    color: #ffffff !important;
}

.navbar-svb .nav-link {
    opacity: 0.9;
}

.navbar-svb .nav-link:hover {
    opacity: 1;
}

/* Animated underline */
.nav-underline::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -6px;
    width: 0;
    height: 2px;
    background: #9bd5c0;
    transition: width .3s ease;
}

.nav-underline:hover::after {
    width: 100%;
}

/* ================= HERO (MATCH HEADER) ================= */
.hero-section {
    background: linear-gradient(
        180deg,
        var(--sv-green-dark) 0%,
        #f1fdf7 45%,
        #ffffff 100%
    );
    padding-top: 80px;
}

/* Hero text contrast */
.hero-section h1,
.hero-section p {
    color: #0f2f24;
}

/* Floating image */
.hero-image {
    animation: float 4s ease-in-out infinite;
}

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

/* ================= BUTTONS ================= */
.btn-success {
    background: var(--sv-green);
    border-color: var(--sv-green);
}

.btn-outline-success {
    border-color: var(--sv-green);
    color: var(--sv-green);
}

.btn-outline-success:hover {
    background: var(--sv-green);
    color: #fff;
}

/* ================= FOOTER ================= */
.footer-dark {
    background: #071f17;
    color: #9bd5c0;
}

/* ================= WHATSAPP ================= */
.whatsapp-float {
    position: fixed;
    bottom: 22px;
    right: 22px;
    width: 56px;
    height: 56px;
    background: #25d366;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 8px 20px rgba(0,0,0,.3);
    z-index: 999;
}

.whatsapp-float img {
    width: 30px;
}