/* Rebero Mining -- brand styles */

:root {
    --brand-navy: #0b2338;
    --brand-navy-dark: #071522;
    --brand-copper: #b8722c;
    --brand-copper-dark: #93591f;
}

body {
    background-color: #f8f9fa;
}

.navbar-brand {
    font-weight: 700;
    letter-spacing: 0.3px;
}

/* Brand accent button -- used for primary calls-to-action instead of
   Bootstrap's default blue, to keep a consistent mining/industry identity. */
.btn-brand {
    background-color: var(--brand-copper);
    border-color: var(--brand-copper);
    color: #fff;
}
.btn-brand:hover,
.btn-brand:focus {
    background-color: var(--brand-copper-dark);
    border-color: var(--brand-copper-dark);
    color: #fff;
}

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

/* Hero section */
.hero {
    background: linear-gradient(135deg, var(--brand-navy) 0%, var(--brand-navy-dark) 100%);
    color: #fff;
    padding: 4.5rem 0;
}
.hero .lead {
    color: #dbe4ee;
}

/* Section spacing helper */
.section {
    padding: 4rem 0;
}
.section-title {
    font-weight: 700;
}
.section-subtitle {
    color: #6c757d;
}

/* Icon badges used on feature/service cards */
.icon-circle {
    width: 3.25rem;
    height: 3.25rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background-color: rgba(184, 114, 44, 0.12);
    color: var(--brand-copper);
    font-size: 1.4rem;
    flex-shrink: 0;
}

/* Subtle lift on interactive cards -- no heavier animation than this */
.card {
    border: none;
}
.card-hover {
    transition: transform 0.15s ease-in-out, box-shadow 0.15s ease-in-out;
}
.card-hover:hover {
    transform: translateY(-4px);
    box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.1) !important;
}

/* Call-to-action band */
.cta-band {
    background-color: var(--brand-navy);
    color: #fff;
}

/* Footer link styling */
footer a {
    color: #cfd8e3;
    text-decoration: none;
}
footer a:hover {
    color: #fff;
    text-decoration: underline;
}

/* Placeholder content callouts (Data & Content Rule) */
.placeholder-note {
    border: 1px dashed #adb5bd;
    background-color: #f8f9fa;
}

/* Floating WhatsApp button -- fixed bottom-right, above page content but
   below Bootstrap's modal/offcanvas backdrop layers. */
.whatsapp-float {
    position: fixed;
    right: 1.25rem;
    bottom: 1.25rem;
    z-index: 1030;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.6rem;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.25);
    transition: transform 0.15s ease, box-shadow 0.15s ease;
}
.whatsapp-float:hover,
.whatsapp-float:focus-visible {
    transform: scale(1.06);
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.3);
    color: #fff;
}
@media (max-width: 575.98px) {
    .whatsapp-float {
        right: 1rem;
        bottom: 1rem;
        width: 50px;
        height: 50px;
        font-size: 1.4rem;
    }
}