/* Mobile sticky footer + FREE built-in popup styles */
.amsf-contact-bar{
  position: fixed; left:0; right:0; bottom:0;
  display:flex; gap:2px; background:var(--amsf-bar-bg,#111);
  border-top:1px solid rgba(255,255,255,.12);
  z-index:99999; padding-bottom: env(safe-area-inset-bottom,0);
}
.amsf-btn{ flex:1 1 0; display:flex; align-items:center; justify-content:center; gap:6px;
  padding:7px 10px; text-decoration:none; color:var(--amsf-text,#fff);
  font:600 14px/1.2 system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
}
.amsf-btn:focus-visible{ outline:2px solid #fff; outline-offset:-2px; }
.amsf-call{background:var(--amsf-call,#007bff);} .amsf-email{background:var(--amsf-email,#6c757d);} .amsf-whatsapp{background:var(--amsf-whatsapp,#25D366);}
.amsf-ic{ width:15px; height:15px; fill:currentColor; display:block; }

@media (min-width:769px){ .amsf-contact-bar{ display:none; } }
@media (max-width:768px){ body{ padding-bottom: calc(62px + env(safe-area-inset-bottom,0)); } }

/* Built-in modal */
.amsf-modal{ position:fixed; inset:0; display:none; z-index:100000; }
.amsf-modal[aria-hidden="false"]{ display:block; }
.amsf-modal__overlay{ position:absolute; inset:0;  }
.amsf-modal__dialog{ position:relative; margin:10vh auto 0; width:min(92vw,520px); background:#fff; border-radius:12px; padding:18px; box-shadow:0 10px 30px rgba(0,0,0,.25); }
.amsf-modal__close{ position:absolute; top:8px; right:10px; background:transparent; border:none; font-size:24px; line-height:1; cursor:pointer; }
#amsf-contact-form{ display:grid; gap:10px; }
.amsf-phone-row{ display:grid; grid-template-columns: 1fr 2fr; gap:8px; }
.amsf-dial{ width:100%; border:1px solid #ddd; border-radius:8px; padding:10px; font:400 14px system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif; }
#amsf-contact-form input[type="text"],
#amsf-contact-form input[type="email"],
#amsf-contact-form input[type="tel"],
#amsf-contact-form textarea{ width:100%; border:1px solid #ddd; border-radius:8px; padding:10px; font:400 14px system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif; }
#amsf-contact-form button{ background:#111; color:#fff; border:none; padding:10px 14px; border-radius:8px; cursor:pointer; }
#amsf-contact-form button:disabled{ opacity:.7; cursor:not-allowed; }
.amsf-form__note{ font-size:13px; padding-top:4px; }
/* Wrapper */
.amsf-math-wrap {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    background: #f8f8f8;
    border: 1px solid #ddd;
    border-radius: 6px;
    width: 100%;
    margin-top: 8px;
}

/* Question */
#amsf-math-question {
    font-size: 15px;
    font-weight: 600;
    color: #333;
    white-space: nowrap;
}

/* Input Box */
.amsf-math-wrap input[type="number"] {
    flex: 1;
    padding: 8px 10px;
    border: 1px solid #ccc;
    border-radius: 5px;
    font-size: 14px;
    outline: none;
    box-sizing: border-box;
}

.amsf-math-wrap input[type="number"]:focus {
    border-color: #4b74ff;
}

/* Hidden field – do not show */
.amsf-math-wrap input[name="math_correct"] {
    display: none;
}

/* Mobile Responsive */
@media (max-width: 480px) {
    .amsf-math-wrap {
        flex-direction: column;
        align-items: flex-start;
    }

    .amsf-math-wrap input[type="number"] {
        width: 100%;
    }
}