/* ── Tool base ────────────────────────────────────────────────────────── */
.mt-tool-section { padding:60px 0 80px; background:var(--secondary-color,#F8F8F8); }
.mt-tool-card { background:#fff; border-radius:20px; padding:32px; box-shadow:0 10px 40px rgba(3,29,54,.06); height:100%; display:flex; flex-direction:column; }
.mt-tool-card-head { margin-bottom:22px; }
.mt-tool-card-head h4 { font-size:18px; font-weight:700; color:var(--primary-color,#031D36); margin-bottom:4px; }
.mt-tool-card-head p  { font-size:14px; color:#6b7a8d; margin-bottom:0; }
.mt-form-group { margin-bottom:18px; }
.mt-form-group label { display:block; font-size:13px; font-weight:600; color:var(--primary-color); margin-bottom:6px; }
.mt-form-group input, .mt-form-group select, .mt-form-group textarea {
    width:100%; border:1px solid rgba(3,29,54,.12); border-radius:10px;
    padding:10px 14px; font-size:14px; background:var(--secondary-color); color:var(--primary-color); outline:none;
    transition:border-color .2s;
}
.mt-form-group input:focus, .mt-form-group select:focus, .mt-form-group textarea:focus { border-color:var(--accent-color,#0A49A6); }
.mt-form-group textarea { resize:vertical; line-height:1.6; }
.mt-btn { display:block; width:100%; margin-top:20px; text-align:center; }
.mt-btn::before { display:none !important; }
.mt-btn:disabled, .mt-btn[disabled] { opacity:.45; pointer-events:none; }
#mt-result { margin-top:14px; }
#mt-result .mt-result-msg { border-radius:10px; padding:12px 16px; font-size:14px; }
#mt-result .mt-result-msg.success { background:rgba(74,222,128,.12); color:#166534; border:1px solid rgba(74,222,128,.3); }
#mt-result .mt-result-msg.danger  { background:rgba(239,68,68,.1);  color:#991b1b; border:1px solid rgba(239,68,68,.25); }

/* ROI Calculator specific */
.roi-input-section { margin-bottom: 24px; }
.roi-divider { font-size:11px; font-weight:700; letter-spacing:.8px; text-transform:uppercase; color:#6b7a8d; border-bottom:1px solid rgba(3,29,54,.08); padding-bottom:8px; margin-bottom:16px; margin-top:4px; }
.roi-stat-grid { display:grid; grid-template-columns:repeat(4,1fr); gap:12px; margin-top:4px; }
@media(max-width:768px){ .roi-stat-grid { grid-template-columns:repeat(2,1fr); } }
@media(max-width:480px){ .roi-stat-grid { grid-template-columns:repeat(2,1fr); } }
.roi-stat-card { background:var(--secondary-color,#F8F8F8); border:1px solid rgba(3,29,54,.08); border-radius:12px; padding:16px 12px; text-align:center; transition:border-color .2s; }
.roi-stat-num { font-size:22px; font-weight:700; color:var(--primary-color,#031D36); line-height:1.2; transition:color .2s; }
.roi-stat-label { font-size:11px; color:#6b7a8d; margin-top:4px; font-weight:600; text-transform:uppercase; letter-spacing:.05em; }
.roi-stat-card.green { border-color:rgba(34,197,94,.3); background:rgba(34,197,94,.06); }
.roi-stat-card.green .roi-stat-num { color:#16a34a; }
.roi-stat-card.amber { border-color:rgba(245,158,11,.3); background:rgba(245,158,11,.06); }
.roi-stat-card.amber .roi-stat-num { color:#b45309; }
.roi-stat-card.red { border-color:rgba(239,68,68,.25); background:rgba(239,68,68,.06); }
.roi-stat-card.red .roi-stat-num { color:#dc2626; }