:root {
    --brand-primary: #059669;
    --brand-primary-hover: #047857;
    --brand-light: #d1fae5;
    --brand-lighter: #ecfdf5;
    --bg-section: #e9ecef;
    --text-dark: #2c2c2c;
    --text-muted: #6c757d;
}
body { font-family: 'Segoe UI', system-ui, sans-serif; background: #fff; color: var(--text-dark); }
.navbar { background: #fff !important; box-shadow: 0 2px 12px rgba(0,0,0,.06); }
.navbar-brand { color: var(--brand-primary) !important; font-weight: 700; font-size: 1.5rem; }
.nav-link { color: var(--text-dark) !important; }
.nav-link:hover, .nav-link.active { color: var(--brand-primary) !important; }
.btn-primary { background: var(--brand-primary); border-color: var(--brand-primary); color: #fff; }
.btn-primary:hover { background: var(--brand-primary-hover); border-color: var(--brand-primary-hover); color: #fff; }
.btn-outline-primary { border-color: var(--brand-primary); color: var(--brand-primary); }
.btn-outline-primary:hover { background: var(--brand-primary); border-color: var(--brand-primary); color: #fff; }
.hero {
    background: linear-gradient(135deg, var(--brand-light) 0%, var(--brand-lighter) 100%);
    color: var(--text-dark);
    padding: 6rem 0;
    position: relative;
    border-bottom: 1px solid rgba(0,0,0,.08);
}
.hero::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: radial-gradient(ellipse at 50% 0%, rgba(5,150,105,.08) 0%, transparent 60%);
    pointer-events: none;
}
.hero h1 { font-weight: 700; letter-spacing: -0.02em; }
.hero .lead { color: var(--text-muted); }
.feature-card {
    background: #fff;
    border: 1px solid rgba(0,0,0,.08);
    border-radius: 12px;
    transition: transform .2s, box-shadow .2s, border-color .2s;
}
.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 32px rgba(0,0,0,.1);
    border-color: rgba(5,150,105,.3);
}
.product-placeholder {
    background: var(--bg-section);
    border-radius: 12px;
    aspect-ratio: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--brand-primary);
    font-size: 3rem;
    border: 1px solid rgba(0,0,0,.06);
}
.section-light { background: var(--brand-lighter); }
.section-alt { background: var(--bg-section); }
.footer { background: #2c2c2c; color: rgba(255,255,255,.8); }
.footer a { color: rgba(255,255,255,.8); text-decoration: none; }
.footer a:hover { color: var(--brand-primary); }
.footer h5, .footer h6 { color: #fff; }
.page-header { padding: 4rem 0 3rem; background: var(--brand-light); border-bottom: 1px solid rgba(0,0,0,.08); }
.brand-desc { font-size: 1.1rem; line-height: 1.8; color: var(--text-dark); }
.card { background: #fff; border: 1px solid rgba(0,0,0,.08); color: var(--text-dark); }
.card-title { color: var(--text-dark); }
.form-control, .form-select { color: var(--text-dark); background: #fff; }
.form-control::placeholder { color: var(--text-muted); }
.form-control:focus, .form-select:focus { border-color: var(--brand-primary); box-shadow: 0 0 0 0.2rem rgba(5,150,105,.25); }
.text-muted { color: var(--text-muted) !important; }
.feature-card .bi { color: var(--brand-primary); }
.category-link { text-decoration: none; color: inherit; display: block; }
.category-link:hover { color: var(--brand-primary); }
.category-link .card:hover { border-color: rgba(5,150,105,.4); }

.fixed-shop-btn {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 1060;
    padding: 12px 24px;
    font-weight: 600;
    box-shadow: 0 4px 20px rgba(5,150,105,.4);
    border-radius: 50px;
    white-space: nowrap;
}
@media (max-width: 576px) {
    .fixed-shop-btn {
        bottom: 16px;
        right: 16px;
        padding: 10px 18px;
        font-size: 0.9rem;
    }
}