.bc-form {
    max-width: 720px;
    margin: 2rem auto;
    padding: 2rem;
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.06);
    font-family: Vazirmatn, Tahoma, sans-serif;
}

.bc-form h2 {
    font-size: 1.5rem;
    color: #0a1628;
    margin-bottom: 1.5rem;
    padding-bottom: 0.75rem;
    border-bottom: 2px solid rgb(1, 85, 153);
}

.bc-form h3 {
    font-size: 1.05rem;
    color: rgb(1, 85, 153);
    margin: 1.5rem 0 1rem;
    font-weight: 600;
}

.bc-field {
    margin-bottom: 1.25rem;
}

.bc-field label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    color: #334155;
    margin-bottom: 0.35rem;
}

.bc-field label span {
    color: #dc2626;
}

.bc-field label small {
    font-weight: 400;
    color: #94a3b8;
    font-size: 0.75rem;
}

.bc-field input[type="text"],
.bc-field input[type="number"],
.bc-field input[type="tel"],
.bc-field input[type="email"],
.bc-field input[type="url"],
.bc-field textarea {
    width: 100%;
    padding: 0.6rem 0.75rem;
    border: 1px solid #e2e8f0;
    border-radius: 6px;
    font-size: 0.9rem;
    font-family: inherit;
    transition: border-color 0.2s, box-shadow 0.2s;
    background: #fafafa;
    box-sizing: border-box;
}

.bc-field input:focus,
.bc-field textarea:focus {
    outline: none;
    border-color: rgb(1, 85, 153);
    box-shadow: 0 0 0 3px rgba(1, 85, 153, 0.1);
    background: #fff;
}

.bc-field input[type="file"] {
    width: 100%;
    padding: 0.5rem 0;
    font-size: 0.85rem;
    font-family: inherit;
}

.bc-field textarea {
    resize: vertical;
    min-height: 80px;
}

.bc-submit {
    display: block;
    width: 100%;
    padding: 0.8rem;
    background: rgb(1, 85, 153);
    color: #fff;
    border: none;
    border-radius: 6px;
    font-size: 1rem;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    transition: background 0.2s;
    margin-top: 1rem;
}

.bc-submit:hover {
    background: #014a7e;
}

.bc-submit:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.bc-message {
    padding: 0.75rem 1rem;
    border-radius: 6px;
    margin-bottom: 1rem;
    font-size: 0.9rem;
}

.bc-message.bc-success {
    background: #ecfdf5;
    color: #065f46;
    border: 1px solid #a7f3d0;
}

.bc-message.bc-error {
    background: #fef2f2;
    color: #991b1b;
    border: 1px solid #fecaca;
}

.bc-field.bc-invalid input,
.bc-field.bc-invalid textarea {
    border-color: #dc2626;
    background: #fef2f2;
}

.bc-field.bc-invalid label {
    color: #dc2626;
}