/* Theme: emerald — unique professional skin */
body.theme-emerald {
    --brand-a: #059669;
    --brand-b: #10b981;
    --surface: #ffffff;
    --text: #064e3b;
    --muted-text: #047857;
    --theme-radius: 24px;
    --theme-card-radius: 22px;
    --theme-nav: linear-gradient(90deg,#065f46,#059669);
    --theme-nav-text: #ecfdf5;
    --theme-card-shadow: 0 14px 34px rgba(5,150,105,.14);
    font-family: Manrope, system-ui, sans-serif;
    background: radial-gradient(circle at 80% 0%, rgba(16,185,129,.2), transparent 36%), #ecfdf5;
    color: var(--text);
}
body.theme-emerald .app-navbar.sticky-top,
body.theme-emerald .app-navbar { background: var(--theme-nav) !important; }
body.theme-emerald .app-navbar .nav-link,
body.theme-emerald .app-navbar .navbar-brand,
body.theme-emerald .app-navbar .navbar-brand span { color: var(--theme-nav-text) !important; }
body.theme-emerald .glass-card,
body.theme-emerald .tool-panel,
body.theme-emerald .card,
body.theme-emerald .tool-content-block,
body.theme-emerald .tool-content-card {
    background: var(--surface);
    color: var(--text);
    border-radius: var(--theme-card-radius);
    box-shadow: var(--theme-card-shadow);
    border: 0;
}
body.theme-emerald .glass-card h1,
body.theme-emerald .glass-card h2,
body.theme-emerald .glass-card h3,
body.theme-emerald .glass-card h4,
body.theme-emerald .card h1,
body.theme-emerald .card h2,
body.theme-emerald .card h3,
body.theme-emerald .card h4 { color: var(--text); }
body.theme-emerald .text-secondary { color: var(--muted-text) !important; }
body.theme-emerald .hero-badge { background: rgba(127,127,127,.12); color: var(--text); border-color: transparent; }
body.theme-emerald .btn-primary {
    background: linear-gradient(90deg, var(--brand-a), var(--brand-b));
    border: 0; color: #fff !important; border-radius: var(--theme-radius);
}
body.theme-emerald .search-wrap .form-control {
    border-radius: var(--theme-radius); box-shadow: var(--theme-card-shadow);
}
body.theme-emerald .app-footer { background: var(--theme-nav); color: var(--theme-nav-text); }
body.theme-emerald .app-footer .footer-link,
body.theme-emerald .app-footer .text-light-emphasis { color: var(--theme-nav-text) !important; opacity: .92; }
body.theme-emerald .chip, body.theme-emerald .metric-box { border-radius: var(--theme-radius); color: var(--text); }
body.theme-emerald .nav-auth-btn-login { color:#fff !important; border-color:rgba(255,255,255,.9) !important; background:transparent !important; }
body.theme-emerald .nav-auth-btn-signup { color:#0f172a !important; background:#fff !important; border-color:#fff !important; }
body.theme-emerald .ad-slot { margin: 1rem 0; text-align: center; }
body.theme-emerald .hero-badge { border-radius: 999px; letter-spacing: .02em; }
body.theme-emerald .tool-card .card { border: 1px solid rgba(16,185,129,.18) !important; }
body.theme-emerald .category-section { border-left: 4px solid #10b981; }
body.theme-emerald .btn-primary { border-radius: 999px; }