.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(15, 23, 42, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    backdrop-filter: blur(2px);
    padding: 16px;
}

.modal-overlay--open .modal-content {
    animation: changePwdFadeIn 0.2s ease;
}

.modal-content {
    background: #fff;
    border-radius: 20px;
    box-shadow: 0 25px 50px rgba(15, 23, 42, 0.25);
    max-width: 480px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
}

@keyframes changePwdFadeIn {
    from {
        opacity: 0;
        transform: scale(0.95) translateY(10px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 24px 0;
}

.modal-header h3 {
    margin: 0;
    font-size: 20px;
    font-weight: 700;
    color: #0f172a;
}

.modal-close {
    background: none;
    border: none;
    font-size: 28px;
    color: #64748b;
    cursor: pointer;
    padding: 0;
    line-height: 1;
}

.modal-close:hover {
    color: #0f172a;
}

.modal-body {
    padding: 20px 24px;
}

.modal-body .form-group {
    margin-bottom: 16px;
}

.modal-body label {
    display: block;
    font-size: 14px;
    font-weight: 600;
    color: #334155;
    margin-bottom: 6px;
}

.modal-body .form-input {
    display: block;
    width: 100%;
    padding: 10px 14px;
    font-size: 15px;
    border: 1.5px solid #d1d9e6;
    border-radius: 10px;
    background: #fff;
    color: #0f172a;
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
    box-sizing: border-box;
}

.modal-body .form-input:focus {
    outline: none;
    border-color: #3b82f6;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}

.modal-footer {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 12px;
    padding: 16px 24px 20px;
}

.alert {
    padding: 12px 16px;
    border-radius: 10px;
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 16px;
}

.alert--error {
    background: #fef2f2;
    color: #b91c1c;
    border: 1px solid #fecaca;
}

.alert--success {
    background: #f0fdf4;
    color: #15803d;
    border: 1px solid #bbf7d0;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 10px 20px;
    font-size: 14px;
    font-weight: 600;
    border-radius: 10px;
    border: none;
    cursor: pointer;
    transition: background 0.15s ease, opacity 0.15s ease;
    line-height: 1;
}

.btn:disabled {
    opacity: 0.55;
    cursor: not-allowed;
}

.btn--ghost {
    background: #f1f5f9;
    color: #334155;
}

.btn--ghost:hover:not(:disabled) {
    background: #e2e8f0;
}

.btn--primary {
    background: #3b82f6;
    color: #fff;
}

.btn--primary:hover:not(:disabled) {
    background: #2563eb;
}